~ ~~~~-~ tf~S) lr)middotmiddotz~r-~~J- ~-~I ~

~middoti~5ltll

UNITED STATIS DliPRTlviJlNT OF~mmroR$lt- ~- lt-~1 tBureall of Plant Industry

COMPA1tIs6~Qr-llf11mWRJilhT VARINrIm GROWN IN COOP~~~IVEPJjO~Ylamp1m

NUBSnntmm~s IN ME HAim miD WINTltttYfHtAm ~$I01~bull bull bull bull bull bull - _ lt _ I bull -e-~ bull

IN 1941

by

_K S Qpisenberry A8ro~fia~WWheat Inv~stigktlonst Diivisi~of Cereal CrOps and Diseas6s

Conteilts ----

llxPeriments in 1941 ~ -7 - - - -- - - - - - - - - - - 1

X~~~t~~~~~il~~ib~~ and Personnel - ~ - - i _ _ _

Uniform Varietiesin middotPlot$ oi - - -- - - - - - - - 3middotPlotpat~ ~ - --- - - -- - -_ - -4-_ - - - - -- 5Standard Etror$bull - -~ _--__ - - - - 21SWllIlISrY of Yields 4 - - - _ i -~ j - - 22

Districts - - - - -- - - - - - - - - -- -- --_ 22States - - - - _f - - - - - - - 25 - - ~ - -- - -

SlIlIIlamp-y ofAgYO noinilti ~middotea_middot- ~ - - - - ~ -- ~~j 28SUlllIIlary o~ ~lb~Dat~ 1 __ _ ~ i~~ -t - - - - _ - - - 30

Unifolm Yielq Nurserygt + ~ - - - - - _ - - - - -- _i 30

~dD~~ai~~~r ~ _ _-~~E-(~iipound~~ j~ _n-~ ~~Sl_yofN~er1~i~lds _ - - - - - - - - -( 17

Data fr~t~y~fe~~~~a ~~(~i~~JE~middotE~~~gtE~tI1Uniform itiAtorWlleptmiddot ~st ~urseJies -_ - - ~- iS - - - - - -- - - 55

work

IJlhis report ise~yenG~the194Ldt1lttaf3tomaJJ do~~t1~ing statipnsQfi w~Jir~ as a SUIIH ~ _~lt _~ -~ t ~ - ~ t - gt ~ _lt gt-~~

maryopound yield data f6rmiddotihe~yQajltperiod ending ltl1941~ Bectplsa-Opoundmiddotthe 1at)Oyen~ini-6t~oi completo bull ~ - ltJ gt ~~ jfbtcmiddott~A ~i(~~~~ f ~ middotNmiddotr~~ middot~~t

SI1Jllllarias of average yiGl~middot vf~l~ not be made each yeor as iIi thE) ~past Such ~i9~YY1till bo

made at 2-ycar or longcr~iit6~n1s since varicti~sd~ ~otmiddotri~atheirPosition~middot)~~at~rmiddotin long 4 - ~ j( middotmiddot~1 J~~ bull ~ ~7-0lt ~ -l~~ - ~ ~

time averages from yoar )bOyqoP Ilhe cooperating agencies stntionsond perSOnn91c~~rnociin -

these o~o1dmQ~~~aJc~I3~~ji~~ zmiddot ~

TEmiddot SteiBa Smibh

H K HayesEbullRAP-semusRlllHRoagson~RAuse~s

AR Post R HBamb~ergltfR BaiInbergr oM GroenJi J Sturm

-3-

ACOJiSSION NUMB~ ASS~

The following C I numbers have been assigned to wheats of the Region during the past

C I No

120221210712108121091211012111121121211312114

Name

R44-01Jinturki x MinturnNewturk x ~~nre~Belog1ina

~hntana 36-eloglina x KanredRed ChiefKanre~~dFederation x TonmarqTonmarq x Oro Cheyenne x 31ackhullIk1rqui11o x TenmarqCheyenne x lhrly Blackhull

State No

Minnesota NSU II-Z9-68Moccasin Bulk Hybrid 39-9MOccasin Bulk Hybrid 31_143

bull bull t bullbullbullbullbullbull

AIoorillo No 25-34116DeIJon NGgt- 7CJ38-44Nebr sol Nobull312~1-7Kans No 2755~ys Ceroal No 40~91

bull

In August 1941 the Kansas Station named Oro x TenmclXq (CI 11673) Comanchebull

In Scp~elilber 1941 the Nebraska Station ruUl1ed Kawvale x Tenrnarq (Cl 11669) Pawnee

These nmnes arc used in this report

UNIFOB11 VARIEr] IH PLOTS

Because of the wide variation in onvironnent encountered in the region from Texas to Menshy

toDq it has not seemed advisable to seed the sore varieties Qt all statbns The region has

been divided into three districts oS sho by the map on the following page qnd the varietios

grown~~ at the coopor~ting oxporioont stations QtC sooewbat differont in eac4 of the

three district s The varieties grown unifortiJy in each district in 1941 Vore as follows

Southern Central Northern

Voriety C I NoE Variety C I 11y V~iety C I N]

Kharkof 1442 Khnrkof 1442 Kharkof 1442Tenn1Iq 6936 Tonoorq 6936 Minturn 6155Blackhull 6251 Blackhull 6251 Yoga 8033lbrly BInckhul1 8856 Cniefmn 11754 ~Dont 6700Chiepoundkln 11754 Cooanche 11673 Marmin 11502COllalche 11673 Pa~meo 11669 Miriord x Millhardi 8888PavlIlee 11669 Nebred 10094 Nebred 10094blVale 8180 Choyenne 8885 f

_-

Kawvale x Tenmrq 11956

The lists include the nost widoly groVnl cOnL1orcial varieties of the region (considering

lGlDrkof as represcntiiig the Turkey type) ruld soee of the 0010 prooisipg nalov voriotics Ool1d strainsbull

At 011 of the oxporirlcnt stations varieties of locoJ interest in addition to those in

the uniforo list were grown Pho Chta for oil vorieties reported as grown in rcplic[lted plottgt

~ at each station ore included in this ~epoJt

-gt-----------------------------~------------~------

E c I~ refors to uccession nunber of the Division of Ceroal Crops nnd Dis0ases

-

c_~

TEmiddot SteiBa Smibh

H K HayesEbullRAP-semusRlllHRoagson~RAuse~s

AR Post R HBamb~ergltfR BaiInbergr oM GroenJi J Sturm

-3-

ACOJiSSION NUMB~ ASS~

The following C I numbers have been assigned to wheats of the Region during the past

C I No

120221210712108121091211012111121121211312114

Name

R44-01Jinturki x MinturnNewturk x ~~nre~Belog1ina

~hntana 36-eloglina x KanredRed ChiefKanre~~dFederation x TonmarqTonmarq x Oro Cheyenne x 31ackhullIk1rqui11o x TenmarqCheyenne x lhrly Blackhull

State No

Minnesota NSU II-Z9-68Moccasin Bulk Hybrid 39-9MOccasin Bulk Hybrid 31_143

bull bull t bullbullbullbullbullbull

AIoorillo No 25-34116DeIJon NGgt- 7CJ38-44Nebr sol Nobull312~1-7Kans No 2755~ys Ceroal No 40~91

bull

In August 1941 the Kansas Station named Oro x TenmclXq (CI 11673) Comanchebull

In Scp~elilber 1941 the Nebraska Station ruUl1ed Kawvale x Tenrnarq (Cl 11669) Pawnee

These nmnes arc used in this report

UNIFOB11 VARIEr] IH PLOTS

Because of the wide variation in onvironnent encountered in the region from Texas to Menshy

toDq it has not seemed advisable to seed the sore varieties Qt all statbns The region has

been divided into three districts oS sho by the map on the following page qnd the varietios

grown~~ at the coopor~ting oxporioont stations QtC sooewbat differont in eac4 of the

three district s The varieties grown unifortiJy in each district in 1941 Vore as follows

Southern Central Northern

Voriety C I NoE Variety C I 11y V~iety C I N]

Kharkof 1442 Khnrkof 1442 Kharkof 1442Tenn1Iq 6936 Tonoorq 6936 Minturn 6155Blackhull 6251 Blackhull 6251 Yoga 8033lbrly BInckhul1 8856 Cniefmn 11754 ~Dont 6700Chiepoundkln 11754 Cooanche 11673 Marmin 11502COllalche 11673 Pa~meo 11669 Miriord x Millhardi 8888PavlIlee 11669 Nebred 10094 Nebred 10094blVale 8180 Choyenne 8885 f

_-

Kawvale x Tenmrq 11956

The lists include the nost widoly groVnl cOnL1orcial varieties of the region (considering

lGlDrkof as represcntiiig the Turkey type) ruld soee of the 0010 prooisipg nalov voriotics Ool1d strainsbull

At 011 of the oxporirlcnt stations varieties of locoJ interest in addition to those in

the uniforo list were grown Pho Chta for oil vorieties reported as grown in rcplic[lted plottgt

~ at each station ore included in this ~epoJt

-gt-----------------------------~------------~------

E c I~ refors to uccession nunber of the Division of Ceroal Crops nnd Dis0ases

-

c_~

-3-

ACOJiSSION NUMB~ ASS~

The following C I numbers have been assigned to wheats of the Region during the past

C I No

120221210712108121091211012111121121211312114

Name

R44-01Jinturki x MinturnNewturk x ~~nre~Belog1ina

~hntana 36-eloglina x KanredRed ChiefKanre~~dFederation x TonmarqTonmarq x Oro Cheyenne x 31ackhullIk1rqui11o x TenmarqCheyenne x lhrly Blackhull

State No

Minnesota NSU II-Z9-68Moccasin Bulk Hybrid 39-9MOccasin Bulk Hybrid 31_143

bull bull t bullbullbullbullbullbull

AIoorillo No 25-34116DeIJon NGgt- 7CJ38-44Nebr sol Nobull312~1-7Kans No 2755~ys Ceroal No 40~91

bull

In August 1941 the Kansas Station named Oro x TenmclXq (CI 11673) Comanchebull

In Scp~elilber 1941 the Nebraska Station ruUl1ed Kawvale x Tenrnarq (Cl 11669) Pawnee

These nmnes arc used in this report

UNIFOB11 VARIEr] IH PLOTS

Because of the wide variation in onvironnent encountered in the region from Texas to Menshy

toDq it has not seemed advisable to seed the sore varieties Qt all statbns The region has

been divided into three districts oS sho by the map on the following page qnd the varietios

grown~~ at the coopor~ting oxporioont stations QtC sooewbat differont in eac4 of the

three district s The varieties grown unifortiJy in each district in 1941 Vore as follows

Southern Central Northern

Voriety C I NoE Variety C I 11y V~iety C I N]

Kharkof 1442 Khnrkof 1442 Kharkof 1442Tenn1Iq 6936 Tonoorq 6936 Minturn 6155Blackhull 6251 Blackhull 6251 Yoga 8033lbrly BInckhul1 8856 Cniefmn 11754 ~Dont 6700Chiepoundkln 11754 Cooanche 11673 Marmin 11502COllalche 11673 Pa~meo 11669 Miriord x Millhardi 8888PavlIlee 11669 Nebred 10094 Nebred 10094blVale 8180 Choyenne 8885 f

_-

Kawvale x Tenmrq 11956

The lists include the nost widoly groVnl cOnL1orcial varieties of the region (considering

lGlDrkof as represcntiiig the Turkey type) ruld soee of the 0010 prooisipg nalov voriotics Ool1d strainsbull

At 011 of the oxporirlcnt stations varieties of locoJ interest in addition to those in

the uniforo list were grown Pho Chta for oil vorieties reported as grown in rcplic[lted plottgt

~ at each station ore included in this ~epoJt

-gt-----------------------------~------------~------

E c I~ refors to uccession nunber of the Division of Ceroal Crops nnd Dis0ases

-

c_~

ttImiddot

Z01LI

I

tshy=gtoU)

-~

MO~

middot

College Sf~tion ~ - ~ _I

MONTZ0lLJ

ITI

0oZ

In the fall of 1940 conditions for

PLOT ~A

seeding wheat ~re rather spotted -At sollie stations

-~

- --~

especially th6se to the south the summer was ho~ with Httle moisture and the sUrface soil be-shy

CaiIIle very dry thUs causing p601- seed bcds~Farther north in Kansosand-Ncbrasko-August rains

permittGd the prcparatiort of good seed beds and also cauSed-conshlerablevoluntoer grOrbh

Bains were received at all stntionsiri-time to allow go~d fall stands Plotwero seeded at 23(

cooperating stations Complete failures ere reported from Alliance and- Valentine due to severo

vlinterkilling and droughtbull Wet vrrother delayed tbreshingat Goodwell and no dnta were available

at the time of this report AtStillwatdr seed treLl~ment for-loose smut cansed differelltial

stands so no data wer6 reported Yield Md other agrondrUc datafor varietiOs g1Om at ooch of

19 stations are given in table 1 The gerteralized sttUiaardCirdis for most of tho stations arc

given and are sUlllOOrizedin ilable 2

To save spocedhta are given only fQr those ch1Iact ers thail showed a contrast ing reaction

and thot my have had an influence on yield For0ach station the varieties are listed in order

of yield for 1941 arid where pos~ible avcr~ge yields axe given for the period 1939-41 For the

most part the data need little explltJntion

k stated before lost staliions received enough Ioistuircto insure good f6Jl stands and

growth was rapid since the foll VlaS rather warm On NOvember 9 the Aroistice~middot storl hiil tho

northern stations and poundrol NovoIlber 11 to 15 the southern stations felt the effects of this dis-

turbance At the northern stations the grotu1d vms covered viith snow hen the teoperaturo dropped

but in parts of Kansas and Nebraska the crOp had very little protection against the readings of

zero and below In SODe cases espelticlly eastern Nebraska and Kansas and western Iown -this was

thefirst freeuroizins weather ofthe winter old the daoage to -h-t shadetrees frUit trees and

shrubs was t errific~ Ftirther lest where the tlhebt pl6rit s lkldbecn h6rdcned by cool weather

there 1QS lJUch less logs~ For tile nost partmiddotthemiddotwinterwas rather Dild iutcr this starD 6nd tho

ground stayed ooist with norral ruinfQJl Sprlng lCnther vms Dild and dutp and Dt sooo dftho

southern stutions ehtit-eiyt-do wet Gr6ifith becaoe rank in the south but froo Nebraska ndrbh 0

May drought causcd~ode (hag-e -L6tipound -rUst apPoQIed er1Xly having overwintered as fcr north as

Liilcoln Nebr and incrc~ed rapidlyin ~SOt1C ploces Hession fly infestation ms- very heavy in

eiJitei-h Nebruska ampld IDmsas ancleaused considerable~e The infestationbecaoe heaVy due to

eXcessive volunteer grovrbh thDt was not destroyed Also SODe seeding vms done too early although

late seeded heat sufferod froo spring infestction Beginning about June 1 there Tero hoavy - bull lt

rains over nost ofthe area causing considbLable difficulty in harvesting and iljuryte grain

quality At Denton Chillicothe AOeXjl1o ana Lovrbon 11ilrvest vms DoSt difficult

Ln siO

r

- 6

jiI~ )

due to exyessiveroi~ltJllond one of tho four replishy

Because af continued rains quadrats were hntitesbed

~e 1941 season was uni~e i~ tbBtsp many hazaxds influenced the erop at the different

stations DUe texceSSiVellOistur~ leapound rustand septoriaweleheavy at the southern stations

and probably other wet weather dise~SesyctepreslmtSuchhaz~ds as stem rust hessian fly

and wintor injury have been mentio~~dbull The result wasthat suseeptible varieties suffered eon

sidetable daInage and the range in ytolds was muc~ gr3ater than usualbullI

At Denton grovtlh~vorya~normal

cations was ~o poor that it VIaS ab~ll~li

from tho plots and yields are based IqnbhEse ~ept rust was rather heavy-on Etrly Blackhu11

Blackhu11 Konred and KharkQf white a Jlll~OJ ofvarietie sh9Wed considerable resist~1Ce

Stem rust was heavy on suscep~ible ~QIietie~ b1lt ~vvfllemiddotx T~q (CI 1l~56) E1rlyBlackhull

and Hope x Mediterrancatl ($e1ti41-19--3-) Ylire resistantmiddot Janred also showed considorcble roshy

sistaneomiddot Test weights rangod poundtomS6 pounds per bushelpoundor Ebrly Blackhull down to 41 pounds

per bushel for Red Mewpart of thi4 light eight being duomiddotto rust and part to ezcessive rains

Ally~eJds were very lovI vlith Co0m4ho1t4wwrue ~ T01lllnlq (CI1l956) and lbrtinx Tenmarq3 _ 0 bull

(CI 11805) at the top of the list lfortpe potiod193g41 ComncheCueamp1Jl ondPawnee

had the highest average yieldsbull

middotYields at Cbillicothewere 1~1 and qUDlity wus very p0Z due ~o excessive noisture aftet

the cropmiddotvas rip0 Because of a fa~lUte t~ obtain stDJids it wnsneces~ary to reseed four varieshy

ties all of which gave 1001 yieldsi The high-osi yieldswere recolded for Medih11atloaJi Martin

x Tenmarq3 (CI 11805) and Kawvalq xTe~q (GI 1l~56) bull For the last three yerus Tcnmarq

bas a slight advantage in yield followed by Martin x TeDIJE1rq3 (pI ll8DS) Mediterraneon and

Pamee

The irrigbted plots vere the only ones harvested at BusMand OJldthese gave yieldsrpnging

pound1011187 to 397 bUshels pet acfc iS~ra1 ros unllsuaJly -tall but tcst 11eights lere all below 60- -

pounds due to excessive Doistureot patUtity ~e highcstyielding TarieFes vlere Ko7vale x Ten-

marq (CI 11956) PaTimeo and lfW~f xt~q3 (CI ll805)~ At the bQttoD of ihe list will bel

femaBlackhu11 and ]CrlyBlackhu11 Based on the ampyeat average Po~e lkrlin x TeIlJnDrq~

(eI 11805) and Chiefka1 haVe lind ~M highest yielltls VlitlTWkey and B1oe~1 the lowmiddotest

At Lawton ~owth vlas hQavy ~thc straw fairly tali Leaf rust infection Vlas heavy on

allvorieties O1Wept thojgte hovJIlg ~~q or KowvoJc as a pllentLooging VW8 severe with Cheyshy

enne KoVlVale Oro x ~~q (C I 4672) -0110- ~urkey x Kawvale (Lawton 35-093) standing up the

best Test eights wore fairly goodiwith ZJrly Blackhull and Fegly ~lackhu11 x Tcnoarq (CI

I

11952) vlOighing 60 pOllnds per bushel~ Oro x TenIJarq (cr ll672) Got1QIlChe a1d Kallvale gave

the highest yields v~lEl l3100kh11llflnd lfaAv~st ~eQnga~e the 101est ones Twb Oto xT~q

strnins cr 11672 ond Cooanche shwed the h3ghest yields ~or the ~yeat 1eriOa1940bull41~

- 7 - ~ r

t

TeJlIlIIlq and Pavmoo olsQ had g90daveragos for the sDJleperiodvlhileCllt1XkaJl Sibley 62 and - ~ -

Ihrvest Qpcen were low

Straw lIaS tall at Woodward with all varietie~~havingplont heights 9f 40 inches OJ nore - -

Loaging was rather general iIlall varietiep with KavNole x TeDIJarq (CI 1J95Eraquoand Cheyenne

standing up the bestbull ~est weig)Jts were above55 po~~per pushel with the g~llin ofsone varishy

eties weighing 60 and 61 pou1dsawvalex T~q(Cr ll95~)andPawnee gave the highest

yields follovlOd by Te~9 xNebr~ No aa (qI~ 118~7) andT~q furkcy~rfld andI4arkof

gave the lowest yields PQ~ee has had the highest avercge yield forthe period 1939-41bull For

thipsace period Co~he Tepoarq x Nebr 28 (cr 11847) and Quivirahav IlDd good yields

while the later varieties ~kay KalIed allO Kharkof ha4middoti1holcmest yields 0

At Manhattan ratlJor col7Pleto data again were obtainedana reported Sooe v-in~erkilling

occuxred in the varieties especially Fulcnster and Hlackhull Lodgngwas l~eoVy in JnJy Black-middotmiddot

hull Early BIDckhu11~TelJIJaIq (CI bull 11952) QJldurkey Leaf rust wusYeJYheavy oIlalJ susshy

ceptible varioties ~ cnside~iJblesteorust devEloped eSpeq~~lyon FpJCcJstorond ~est

Queen Culo counts head size andgtUinvTe~ght ltU)d size dataare shovm intabIe 1 Thehighest

yields vlero ~~ by CheY~IUle x TOl~q (CI 11972 ~ GI ~l03) Iavmee and Cooana~Efbull A

Marquillo x Oro ~brid being tested in plots for ~he first tioe yieldedpoundai~lywell ~either

Chiefkan l1or Red Chief wereoutptanoong for yield but botrraqhigntcstvlcights pe bu$el ~ ~ ~

The later varietios OrGgt Nebred and TurkeT alongmiddotwith thesqftwheah had tl~lC1WestyieldsI bull

For a 2-year period Pamee Cheyenne x leIJrlqrq(CI 11972 I5lld C~ 12103 middotand1QtlyBlaQkhuJl

x TenrJtlXq (Cl 11952) ~ all ~ly vorieties have been the highest for yield

Winterkilling wtlS reported froo~ although no vurietykilledballly I~ rust was

loovy aspecially on ~he susceptile vorieties Test weights Wi~r~ 1Ullos~ly high withall verishy

etieshbvil~gweightsof 60 popndsorgt bEltter while ChiefkDnweiglled65 andReclyhie~66pounds

per bushelbull P~WIlee Co~ru andOheyennexIenoorq (GI~ 1197~) gavethe ldgllestyiel~~while

the later varieties such as Oro NebredCheyenne and Kl1arkofgave r~tlter lovlyields J~ed

Chief yielded slightly less than Chiefkan although neitherwasepeQialiy high pame9middotCO~c bull ~ - - bull - bull lt bull bull

oncl Oro x Tel1Jarq (CI 11672) have given the highestaverage Yii~lds fOr the gtYCltiImiddotle~i(Jdl9390-

41 During this period bhe later varieties have been J4~the bottoo of the 1~l~ - _ bull It bull

Yieldsand- tost yeights e~e verygoodot ColbyPaymellltIC11Jyen1q ond COIJal1~hcyielQedbull bull w

higlle~t while BlacJPlull and lm-ly Blockhull were tne ~Ggtvlest~ bull No Iptlg tioe aver-geS ar~ s1lown

sinco this waS the first crop harvesteds~uce1938

At AkrGn all varieties caoe through the win~ervlith~qid st~ apd racle vqryheayY~ bull bull J bull bull bull bull

spring growth In fact the grwth probably WLs too heavy vnd caused sooe reduct~onljnYield bOo-o

cause of lack of ooisture before oaturity Sooa lea rust developed but vms not especially

1degbullbullbull~

---~-~

I 8 -

heavy on any variety Test weights wcentre fairly good and yields ranged from 77 to 185 bushels

i

per aC~e~middotmiddotCotDanch~middotitndF6JJ1YBia6k1iuJllx TeIJDdioit (G~ 1 1195~)twd etL~1y vutieti~S~ iRate at the imiddot

top of the list followed by ChiefkDn lond Blackhull The later varieti~l gdv~lowef yieldS~ no I

dOlibtbeiiig more inj~ed byii1i~ ~sunui~~ dr6ug1it~ 13ascid OrlthE(D~Coge for1939and1941 Comah06ho

Ms had 0 slightYieldadvbriliagemiddot~~~erjChhipound1ttJndna th6~lOCldrilJIii

Winterkilling wriS ~ovordDtLJzdblri~thN(brGiriplusmniamiddotChdYcim6middot selooeioI1~lio~ingmiddotthc~ost

StirQivalsbull DUringthC t~d~~~i thJS~drii6ti~shcivifrgthO(D~ttdr ~tanc4sufpoundered the mostbullbull ~ I

and thin stana~sccmedmiddottobcaiiadVcin~~g9middot~iJboirhst1rd~he~vt7onncamply oilvarictiesand~)

hessioh fly didconsiddr6b1 b darllagC~ snOWIllgtythe middotIpdgi~ indbimiddot TIus inaoxVos an attetapt to

record tho downstrows leftdpoundtcr~holb~ndeffudgon~bverthtipmiddotiot Theresistance of tho iKawvcilex Tenmarqsclootions Is stdldl~dzMiihQycxPibininparliwhymiddotth~~estf6insoilyiolded

$0 high Ofmiddottno standardvihctLtslTobrJagavo thohlghdst y1lllldfoll6Wed byCChfcpoundkan Iobred

C1btkah wd CheyonoTh(imiddot-poor igtorfJfnrih~e CpoundItha+kR~ 6tiMYti bectpl5iilja the voplusmn-i etywas

hardhit iilmiddot theNo~elnber st6rIllmiddotand noJoi-poundully reco~etedImiddotmiddotmiddotmiddotDuringtJiEl z)jearpcriodlS3g41I

middotP~wnecmiddotKavtVare xT~qmiddot(Ctmiddot11992~ aid-KdWvb$(-middot i~~4(NdbiNb~ IJ13jmiddotlfuve middot~thc-bcsi

li~ago yi01ds~ lJampringthis sa2eper~od Cheyeyentiordrik$~IpoundjpoundtihChiofYcirlSixthotliNeored

~lft~middot

AtNorthiattemiddotvJitii(lrItiitirigI~v6rJ5eVerliJintMmbremiddott6rldervttrfEitieS ondmiddotsurvivalI

bullwaS closely oSsociated-wftJiYplusmnelampit ~li~brfjdOli~yehiiese1e~tiqiiididCheY~rinc fudtheliigikst ~ _ _ _ _~ 1 _ _ l _ _ _ ~ __ _ gt __ _ _ -

middotyield~tarid 01130 themiddotbostsUiVivals jChie$kan with a loWsurvivDl gaveanuuusually good yield I

0 charDctoristic 6poundhe v6~i~tYampD~~~ampdmiddot[1ilsoltIlpldCesin1~~b1-aska~F6rthoiyerir averoge

Cheyellrie selection -Nobrrid and ChCy~~ehnvebeentheHighGsi in Jrield PovltJe~andCoDancha

hiJv6been very -poor at this srtio-bfbn rote iIiportgtto-1~ickClfhardindss

_1 _ ___ ___ __ __ -

Wirtterl3I1IlVivalSmiddotOtWlisqoaltrdlg~dfrot 70percenifooMbplusmnmIicto zero rOrKarIiQnt13oiih

iteri oriel 16af r1i~t deV~l6Pedanatesekei~tswerotOweltC~tXf()rMi~q~MtIiliardi(ci8888) bull

Imnin gave the highest Yi~ldmiddotfOl1Ow~abYFI44 x Vjnt1-~2(MJrinmiddot270IJ aneW rustresistont

striii~~ T9to other seloCtionsfrocitnJsD1e cr6ssgavcf~tiyg~oclyieldsolthougheachwos

rotherheavily wintcrkillodMarnin Yanordxlariimai~oI8888)andtogo~haveha(ltlieMgh ~ est average yiolds for the last tfuee years

Winterkiliing Wosheavytlt St ~oul yrithMin~difuvingtho highest survivol6f 53 por-

cent Both stem aJdleOfrusfiwcie heavy GnsuscePtible voiietie$~ butthe nevicrnnterx

springhYOlids were resistant to both imsts Yields~angedfror121 4 to 74b~heisperacre

with Minard x MiDhardi (CI 888~) Jv~nlnrdiandMartlinatthe topOpound~the foUr varieties

grown for~hreeyoars none i~Gspe6~oIjly lt outstondingif6rricia I

A

bullbullbullbull ~1 bullbull J

_ 9 -

At Grand Ropid eight v~ieurolti9~weio grmm and til~ s~~7e~thcent tii~1~6ii()() p~r~~nt~

L60poundmiddot~st~~ ~oaVJ on all v~icti~~ yi~lds differ~a v~fy i1tie~~middotexcopt thrit amp44 xYinturki2

(W~ 2702) waS the highest and Mintur1d~he lowest For the 3-oyear period 1Jinturki has had ~ r

the highest average yield

Winter surviveJswereratheJ1Jigq at Dickinsonput yiel~s were low due to a hal-l storm -

just prsviousto harveStLeQpound~~~reported for all vor16iiies arJd some stem rust dcrveloped~

Tost weights rangodfroElSO to 605 pounds por bushel T~(3y-eld data axe reported but 1heir

value is oPon to question aha they ar~notused in the aver~~e~ MlXmL Hebrod 8Lld 111int~ld bullbull i

bod the highest aje~cigQ yields to thEi 2-yeDr period 1939-40

At Sheridan therewtS soroewinter1illing but no sharpvilJietal differences KcrmoIltbull l bull

Montana No 36 a11oYogo goirothehighest yiolds with CheY0l1ncdnd Minturki yioldingthelowestbull ~ ~ ~ ~

Cheyenne his had the highest average yiiSlC for th~ 193941 poriod due in port to a very-high

yield in 1939 cO

Yiedswer~ lower tyenusuoJ at~pzeoa-1 wHhXhorkopound~Kltirmontand Relief yieldl~ the

highest and Yoga oriahrninthe l~estbull Forth~ 2yeDrieriod 1939 ond 1~41 Cheuroy~e bDd the

~rigbest average followed )y Rharkof and Karnont

Survivals werb good at Moccasin Ql1d wmiddotith SUfficientnois~urd ovorygDod crhp washar-~

vested Bunt data ialten fro the bJnt nlUsorJ are shovm Test weights were above 60po~dS per

bushel for all vorieties Nwturk and tgo gave yields above 40 bushels per acre while several

new selections nado good records Nebrodand1v1axIlin gave the lOV1~St yields Yog6 Ugviturk Dnd

TtukcJ x Kanred (er 11725) had the highest 3yenrwerac yield vlhile Nebred and MarDin had

the lowestbull

Winter wheatrnd0 a good crop at Eravre as shGWn by yiel9-s of froD H~~l 10~58 bushGlls

per ~~e6nd test w~ights over 60 pounds per bushel MrDont and Minhardi x Mi1Jturki (Cl 8034I bull

gave the highest yi131ds while lrebred and hrninwere at the botton of the listbull KqnrodU~

turk and Llioont hha the highest aer~~ge yields for the 3o-oyear period Yogoraoked fifth

Minturki oighth andMJroiri last for th~s period

t bull

- ~

II

-~

-10-

t bull

0 I ~lmrcr-- Inuober

-

Table 1 - Agronooie and other dota fOf winter vlheot varietios glOwn in renlicated plots in c0- OJerativo experioents atlQ ollppritlllpt stations in tho hard rod V1in~or 1heatoroo in 1941

~d average yiolds for 193s41 ~ bullbull lt i ~

I

121051 4middot 430T12106 i 5 5 28 T

6936 10 7 3020 11669 i 1 3 27 0

88515middot iAIir 28lJliV31$ 408886 I 5 4 32 io6251 i12 7 2835

110 231 1 J 8-6 83 20 2 4

79 i 78 ji74 193 66-9 205middot 3middot66 lS8 565 193 65~ 185 8

5352 21~3 248 172 1148 114 9

45 174 g 39 157 133434 14 1532 135 16

39 14$ 14middotmiddot2S 160 12

o 45010 51019middot46010 45~()

60 45060middot middotASDmiddot6()4IO70 43040 43b1O~~O 50 43~b

29 029 2528 4029 T

30 402S 1027 1533 831 2D27 4$31 10

28 10middot 15 middotmiddotmiddot520-27 T 5 5103P ]0 30 490

35 middotmiddot51025 49~020 49_016 4SOT 560

10 middot5()55 4E()

437

64167

137

middot786

12middot9

1312

11673lt 6middot11956 i 8

11805middot1lt9

---- i 12 811754 11 7

5146 13 128180 i 11 7

~ Do

CorrinChe CvvSlc x T~sect

Ihrtln x TeIlDlJrq _ Konrea-Hord Federation x

Temarq

TeurorioarqPewmec

EiJly Blackhul1~iviraBldokhtillH~e ~ ~iedit crran~ (Sol

41~16-3-3)C1iefkanKtmred KawvElle bull

Mediterran~f~g~~c6~

Meditenanean selection 10086Red I~ selection (TS 7250-1) ---Denton 8265Mcaster 6471Khark6f 1442Clarkan 8858

1

-si-oildd eror opoundaarffeence~twodnthe oeaJl yields opoundanYt~v~ieties=i~61 bushelS~ ~

Varietyor eross

I

JClnuriber

I bullI

Medit e~anean I 11587- A-fy 6 middot36 55 188 19~6 3Marliin x ~~q3 i 11805 May Q 40 50 176 198 2~a1e x ~enoaro bull bull I -11956 ampr~ 6 middot36 3 17~2 tTenmar ~

6936 MaY 2 37 51 165 199 1 Kanreaard Federation x Tenxnarq 12105 1V~y 1 37 52 148 Jmtin x Tenmarq3 11823 liJ8Qr 6 38 48 146Pawnee 11669 May- 6 36 50 132 19-0 4 -Chiefltan 11754 May 2 37 51 129 172 - 9Qrlvira 8886 IJay 1 40 53 127 190 4Denton 8265 UOV 6 39 51 115 16-6 11Certified Turkey 1558 May 6 40 50 11-1 168 10Ji)ar1y B1ackbu11 8856 =-i1 19 37 51 108 181 6Kanrea-Hard Federution x Tenmarq 12106 i 1 39 48 103Comancha 11673 lvay 1 37 49 101 177 8Bl 6251 Hay 6 35 50 100 18-0 7Cheyeon 8885 lhy 6 34 49 amp1 162 12thaiko 1442 vhy 8 33 49 77 150 16Kawval 8180 May 7 42 50 74 152 15VGU1ghn~koy (TS 15133) May 8 37 49 69 155 14Kaura 5146 7 36 48 57 158 13i ~VJaY

m~a error ofa4idiffere~~ be~c~ the mean yiolQs oj any two variDties-= 154 bushels11 Replanted on Decembcr 11 1940

iIH _ r ~~~ ~-- ~ -1-- ltJ t

1t

Table 1 (Continued)bull 11

l~lti12n8

middot1middot243

S6

7

188174169170155150142

~OQgo+] 1i~ dacre AVerage~ bulleld_ 1~39-41 ~ailkSuo) (Bu

579 397580 368540 355562 333581 325548 303536 299541 268538 256512 251 134 510 245 135541 231 125554 191 132$46 187 136

July 1~40

June 30gt39 Juro 29 J 43

June 2S38 July 342

July 444July 3 43July 4~ 41June 28 38Julj6 42July 4 41JUly 4middot 41July 1 42June 24 36

252322222430262822

3028

282416

1195611669118051167311754

818069365146

1210688861412155862518856

- BusMald TOlQ)IL-

(Four Ifiyenf4-acre lgtlots1(Irrigat cd)

Variety Or bross nmiddot~middot~lt~~imiddot I--r~o---l______i~~umbor L~~J~_+nri

KaVlvalexTcnmarq PavmooMartin x Tonmorq3

I ComancheChiefkanKawvaleTenmarqKanred lt

Kc11lIed-~d Federation x TetliilarqCheyenne KharkofTurkeyBlackhullThrly Blackhull

~

Lovrbon Oklahoma (Three 01332-oPre plopounds seeded October 7

emerged October 15 1940)

DtCVariety 00 cross CI --

number Headed Rii9

Oro x Tenmarq 11672 Apr26 June middot2 40 5 17 58 355 279 1Comanche 11673 Apr26 June 2 39 5 75 57 316 267 2KawvaJe 8180 May 1 JULe 3 41 10 17 57 287 234 6Kuvvalo x Tenmarq 11956 bull May 1 June 2 38 5 50 58 282Turkey x Kawvale (La35-93) --- May 1 June 3 40 90 20 57 270 229 8Tenm~rq 1)936 May 1 Jule 4 39 25 65 55 267 245 3KawvaJe x Tenmarcr 11750 Apr29 Juno 2 39 10 20 53 267 236 middot5Pawupe 11669 Apr28 June 2 36 middot10 2W56 26~3 244 4Cheymmo 8885 i1oy 4 June 6 38 90 1 58 250 234 6Ebrl~r BlackhuU x TeIunarq 11952 Apr22 May 30 39 90 90 60 249kly Blockhull 8856 ~r19 lffay 30 39 90 95 60 242 206 11Kanred 5146 ay 4 June 5 39 90 75 55 219 220 9

~Iobred x Ka~le (Ia~3amp95) ---- Ani30 June 5 41 10 50 58 214 202 12 Cni efkoln 11754 tjy i June 4 40 90 85 58 205 214 10ICbDrkof 1442 May 6 June 6 38 90 60 56 199 200middot 13Turkey 1558 1~ 6 Jtine 6middot 37 90 pound0 55 196 196 14

~ Clar1nn 8858 M~ 2 June 6 42 90 25 58 176 181 17Penquito 11745 Apr 3D June 4 41 90 65 57 174 183 15Sibley 62 11523 Ivhymiddot 4 June 6 37 90 80 54 163 -181 17Blockhu11 6251 May 1 June 4 41 90 65 56 151 183 15HarVest Queen 6199 1hy 1 Jtine 4 42 90 40 54 133 150 gt19

Stan4poundlid errof of a differencebetween~ho meal YieldsofanYmiddotmiddottVloVorieti~s 1SV6ushlt31sbull

) Higher at time of harvest

Table 1 ~ (Continued)

7

middotmiddotmiddotmiddot645

p~

3amp0 13~5 3304 6298 8347 232-5 3292 9304 631552amp6 1129~2 928-4 1327~3 13271 14

i El~s Kansas(FoW p1~tsseedeWOetober~eniorgedOctobor 13 1940)

1---~~--___---_i- _----~_+_-- 1----middotmiddotmiddot-middot-+---- ----+--+-+----qt--~ --t+---v---y----I bull lt bull C middotT nbull i ~I q-I

middotVUJoty PrmiddotmiddotmiddotcrO8$ middotmiddotmiddotmiddotmiddot vJ lt number Val

ct ~

PaWXleemiddot 11669191 24 21 37 5 64 427 246 1ComOncho 11673 195 24 23 38 20 63 406 ~44 2Choy~o x TOJllllarq l1972 J91middot 25 25 ~ 15 middotmiddot62 46~rOrax ~enmat$fmiddot 11672 198 23 23 38 25 63 39~4 234 3CheYQDne xJEci1rnorq 11973 r91 ~425 38 5 63 471EbT vb 36~5 217middotlymiddotB1acqll Hir ria 11846 194 24 25 39 4P 62 36~5Euly BlackhUll Ii T~iq 11952 1middot~993 2132

4 2Q 40 middot70 62 -

Tenmarq 6936 26 39 406 350 21aChiofkan 11754 rJl62

149middotbull 29 40 1565 350 middot 22~7

b1y Blac~l Ba56 JJ66

18 40 80 62 337 32~0Rod Chiof 12109 9 24 26 42middotmiddot 40middot6pound330middotmiddot ltmo 8220 198 28 27 37middotmiddot 80 61263 i71 9Nebred lO094~00 aa 25 34 90 61 259 i7~6 8Cheyenne 88f35 199 29 27 36 80 61 254 16(gt13

~ed 5146 199 middot~middot28 27 39 middotmiddotmiddot80 61 251 166 11~kQf i~12 -198 38 27 38 80 60 2~19 1$4 12Blackhull 6351 T96 24 26 4() 17 61 236 167 10IUr~oy 1558 99 28 27 37 90 60 218 153 14

B1cqkhu11 sqlectionHC3Q9 199 a5 26 39 90 60 175

bullStQndo1-d qrrqrmiddotofu~ffer~q~b~tw~enlihe mean Yieldsopound any poundwo ~[1+iotios 153buSJiels

1

- -

1Ill

Table 1

(Cominued) 1 J 14-

~

tmiddot i f

j bullbull

i

i bull=

244

1

I Akron Colorado ~ (Four 1 41acre plots ltmmiddotmiddottl1low12 on oornland

seeded Sertember 9 emergedSeptember 15 194b) _

Variety or cross

_ oi verag13 i131 C L Da C bull ~apound yendight i pc~ tlCie Average -r-shynumbor HOOded i 0 rust I 15ushol leldmiddot 1939 anQmiddot194l~~

Uly n Ll s 7 _ (Bu)

Comanche middot1673 May27 7 13 24 565middot 18~5 i3~middot5middotmiddotJl1llrly Blackhull x Tennarq 11962 ~ 26 730 26 bull 580 173 Chiefkan 11754 ~29 70 27 580 16~4middot ~middot13~t~~lykbBul11ackhulmiddotlmiddot 6

8825

561 ~i~ 2283 7

7 2

38 5 2296 5

5$7bullbull50 1~31Z~k

pound(U bull~ 16pmiddot12~5 middot KDnred-Hard Federtltior ~ lt lt middotL gt i (

Minhardi-Minturki 11970 [1by26 7 3024 Jsslo 160 liO 3Temnarq 6936 ~ny 30 12 23 23 565 159 12A 6Pawnee 11669 ~lay 26 7 ~Q 22 565 15~2 middot110 7Kanred 5146 iJune 1 14 25gt24 57~5 ]3F 108 8Cheyenne 8885 ~une 1 12 33 24 570 129middot 107 9Kharkopound 1583 June 2 19 25 25 560 12i6i 102 11

~~~~f 1~~ 1rJ~ ~ ~~ ~g~ frtmiddot 15~ igMinturki 6155 vlino1198 28 560 108middot84 14Kmred x Morquis Akron No~44) --- 1lt~ 30 12 13 23 565 105 95 12 ~Alton 1438 iJune 3 19 -18 ) 27middot 57~5 77 7 66 middot15

Standard error of ~ diife~eI1Ce~et~~yenth~m~tm1ikiasmiddot ~~~~~O~~ietie~ == 275 bushels

i

oj ~ - -- - _ -~-

j j

~t middotm - ~ ~ a ( f

~

CInunbcr

Tabl0 1 - (Continued)

(Five 14o-acre plots

1----------------+-------1-

t Variety or cross

Lincoln Nebraskaseeded Scptcobor 25 ~~d 26 coerged October 1 and 2 1940)

Le~~eigh~rus~ lifE

PCu Inbull

poundtaridard error 0pound a difference between the mconyields of any two varieties ~ 1b2 b~shel~

JI Notes taken from 1 (light) to 5 (holtlVY)

244 225~1 1

231 3

al6 4-

184 1219~8 7200 6

t

169 17 -19middot8 middot1middot tJl

202 5 t

Kmvvale x TenmarqPawnee Kawvale xTenmarq lse1 23867)

Do Nebr Ho 1104)middotcDc Self 23819)Do Nebr No 1113)

Minturki x B1ackhul1 (Sel31A-899)KanredxBlackhu1lIobrelti selectionbredCheyenne selectionChiefkan Rope xTurkeyrobradClarkanCheyenneCheyenne x orenmarq

DoTurkey select ionCheyenne x TemnarqNebraska No 60 B1ackbul1 - Turkey (Nebr No 312)Cheyenne x TenmorqTurkey (Nebr~ No1)~TenmarqXbarkopound

1199211669

__--

118441199710094116661175411964

693488588885

11972121031157711973

62506251

12104

11673693614-12

727571656768797176877946767866725450654574517143middot715255iiI

23 24 70 34 25 2141 58722 23- 50 n 11 2586 60421 23 70 31 12 _~349~ 6b~022 23 60 32 10 2]19 bull 60223 24 60 32 1~3 1867 59322 23 70 32 11 2203 60226 26 80 36 40 ~060 61824 26 80 34 2-9 1L879 60325 26 80 33 34 1717 60~4 25 24 80 29 ~6 21b3 tiO2 26 25 70 30 38 2022 59-826 26 80 35 26 1590 61123 24 60 - 28 46 1979 59526 as 80 31 37 J8~5 62-027 26 90 38 2-8 1537 60326 26 80 29 39 1693 593 26 26 70 30 3-9 1339 58 L126 26 80 32 46 12$middot 60026 25 80 31 3-3 1814middotmiddot q7924 25 70 31 3-5 1478 middotmiddot5gmiddot8middot2~ 26 80 31 3-8 1789middot middot5ampZmiddot26 26 80 32 32 1588 5amp627 26 80 31 40 1696 5amp724 25 60 32 0 1329 59bull 727 26 00 31 42 1634 58~523 24 50 33 48 1179 57226 26 00 31 44 130~ 57228 27 80 31 36 ~ - gt 1307 563

~ ~

306298297278274271253

2318226 20720019~2

1901891amp8184178178173 189 9middotL6315~2 172 16159 IS7 10157 17~4 1515~b 154 17~8 1~

152 1ih6 III5 17~5 14

1l~615~4 IS

-

~ -

16 _

Table I - (dontir~ed)

amplIl1

194 2200 1190 3

C

11)2 81amp1 9

t172 6169 7177 4176 5154 11150 12144 14158 10

145 13139 15

129 16

NQith PJattet)iebrE-skh ~ ~epHcations1 ontol1owi2 replications 1~~

Tmiddotmiddot--h~a Hci~~

Variety orcrOJiS

(Four 140-acre plbts~

Nobred lQQ94 81 i JUrieZ z2~28 55SCheyenne selection H606 66 ampe2 555Cheyenne 8885 68 Jimo3 25 660Kanred x B1ackhull 11844 42 June 2 2tj 540~urkey selection 11577- 63 J1ilie middot3lt $O53~0 ~urkey selection 10015 64

25 June 2 29 540

Chiefkan Il54 JUhe 2 35 575Kanred 5146 44 June 4 25 545Kharkopound 1442 49 JuQe532555Nebraska 60 middot5250 39 vuiie521 ~~~g~~key (loq~) ~~~~ gt~ ~~~l ~~ 540North Platte 11 8884 23 June 4 -31 550~enmarq 6936 24 June 4 32 540Blackhull 6251 3QtuneA 30 -550~u~~ ~ -JW73~ ~ ~e3~ ~ ~~

Pawnee 11669 13May 31 29 550

Stondard er~or 0t~ d~tS1~ceb~nJYhem~yi~nisoimiddot~tw6V~i~t~S= 1~~bUShels

i

i

~

10

~ ~

i

I

I

iI

~ I

~

~

-

I c

-i i ~

o_

~j

fmiddotjL

L

Table 1- (Continued)Waseca Minnesota

(Three 17~acre plots)

Vari 9 t y or cross Clnumber

Ilhrmin 11502 70 2 7 20 80 83 60 54 0 8 185 349 1H41 x Minturki2 (Iviinn 2701) ----- 58 3 9 T 10 85 65 530 176Minarax Mbiliardi 8888 60 2 7 25 100 90 80 573- 167 366 2MiDhatdi x Mar~is (Minn 2699) 65 2 7 T 60 83 68 529 151n J5 Minturki ~~nn 2702~ 32 4 7 T 10 85 70 533 128

Do Minn 2700 ---~ 38 4 7 T 70 80 63 526 105Minturn 6155 23 3 7 T 100 82 65 531 101 316 5~lebred 10094 17 2 7 5 100 85 7Q 536 middot SO 345 4YOgo 8033 15 4 9 5 95 73 60 533 87 -353 3KJakopound 1442 5 3 7 35 95 77 67 517 66 308 6Karmant 6700 0 453 2

of aIry two v(lrieties 204 bushelsstandard error of ~diplusmnference between tIle mean yields

i ~ -

I-

St Pill Minn~sota--1

(TEree Q-acreplOIs) bull

Variety or crossRank

~ iit Micllardi 8888 38 thy 30 9 41 30SE 70 92 73 5S0 21~4 39bull5 2l~di

- 514g 53 June 1 10 41 50s 100 93 62 56~ 200 37~5 4I~ 11502 33 lIay 31 9 41 T 80 92 67 563 200 392 3Minturld 6155 32 June 1 10 41 10SR 95 90 65 566 179 39~6 1YQgo 8033 25 June 2 11 41 lOSE 80 88 68 566 175~ It Minturki2 (1finn 2701) 24 Atfay 31 9 42 T T 88 65 54-9 16-0Minhardi x Mar~uis (Minn 26y9) --~- 18 Yay 31 10 37 T T 95 77 571 135

- amp44 x Minturkl (Mimi 2702 8 Junamp 3 11 40 T 5 93 62 559 7-9Do (Minn 2700) 13 June 1 8 40 T 15 90 63 546 74_

13tandard ~r~or of a difference between the mean yields of any two varieties ~ 293 bushels

Table 1 _(Continued)

~----_~_--___

70 802 Z9~875 610 247 262 3S5 627 2-16 243 475 611 24665 604 21368

61 8 2~12 275 2

65 591 23170 609 232 280 1

-middot~middot----7-middot~7--f- -__---~--- _bull___-~ I middot

18 10 7014 ~41 831536 6514 397216lt43 6315 ~ 398515 flO middot1815 nmiddot 73

~ _~----------~------------------ ---------------__-

15middot131511 ~ 13middot 13 16

middot13

8033

--_0-

middot6155

115028388

f~~~iililittirld2 (IfJml 2702

j~~~~Ii~~~yen (~1~ 2700)I Do (LUlJIl 2701)lgomiddotmiddot ~ I~~nlkUd x iVInrquJs (cm1Il 2699)

~flint~k_~___ _

1~~lc1middotxdorroi of co difference bctw(el thOi~EK-TJYioTas-()CoY]TOv1rioti~s~ 3~Q8-b1Jsfte1s

I-CD

liiilbrd x llinhnrdi 8888 87 30 36 8 600 86 95 J

KfUirkofi Bmiddot12 G~l 20 37middot 15 580 A 92 5f J

Turkey 1571 82 20 36 15 570 82 - g~2 5Nabrod 10091 93 19 31 8 60 5 - 01 116 2

V15iritUrk5 6155 middotmiddotmiddotmiddotmiddot89 2b 37 15 570 78 97 3lv~tmpoundn 11502 80 17 37 8 5~0 70 135 1lCtlifmorit -_- - 6700 76 20 36 10 530 73 80 eN6Jjrcsko No 60 6250 ~5 19 36middot 15 5G0 60 70 9Yogo 3033 07 Hi 36 5 590 63 G7 7Belog1im 1513 70 19 36 15 575 5 71 10

~__--- ~__ - __ _ ___middot-~ _I

-

- 19 -

- KclXoont 6700 83 6 11 3[J 60 382 362 7Montana Ho 36 5519 00 (3 11 38 60 382 363 6fogo 8033 80 10 10 37 58 379 360 8Ilhrmin 11502 83 5 12 38 60 367 35~9 9Nebred 10094 82 6 8 34 59 364 396 2

~ Khnrkof 1442 82 6 10 36 60 364 383 5Nebrasku Ho 60 6250 82 7 10 35 58 354 393 3lvlinard x Iviinhardi 8838 83 9 12 35 59 351 355 10

~Kcmred 5146 GO 7 11 30 58 348 389 4Cheyenne GOG5 02 7 10 35 60 345 lt109 1Minturki 6155 82 7 10 36 57 333 349 11

Standard error of 0 difference botw0cn tliC moCJ1 yiolds orony two variotios- 41r ousncls -

14126700

100025549

1-1599OG05

-10094003669350

(uuu

61550033

11502

KhcrkofKuroontRolieflJOntnnrl 36Ridit x UtrJh KolUed 540lt10ChoyormoNobrodBhroka x MinhlrdiN0w6urkMinard x 1iil1hUdiMinturkiYogolIbrrnin

BozoooIl ~iont_Ql1a(Throo 156-acro p-lots seodod Sop-tomber IG~ omorgod Septombor 26 1940)

----- IL

-i ~iT(r2ge -t Yiold I

1 V~Xie~ or cross ~nUlUber_-L_~]i_e~_-1Y-()E~9~~~~iJidl9~Bushels ushols 1

397 494 2 i387 494 2 i305 i300 452 10371366 530 1357 4931315 453 9313 161 6329middot middot157 [)315 164 5308 lt159 7303 10lt1 11 I

Standord erroof D difforenco bjtW0021 the oec1 yields of ro1Y tvlO v~riotio~middot395middotbuShols~ __ 1

l~ ---------~

- 20

Table l-(Continued)

936

108

282286

285302290

11040~239038938738~6

384382381381381

6261616063606063616162

1940)

62540

650206577~542560045032sect300

1139384039

- 404038403738

2223232122222423222322

18222220202223222221~1

Novrttirk 6p35Yogo 8033Kanred x Minhardi 111726yenewturk x Kl~re~elog1ina 1667 12~07l1ontnna 36-Beloghna 1667 x Kanred 1~108Minturki 6155Turkey x Kunred 111725

IMinard x liiinfurdi aB88 Yogo x Oro t selection5~---Kaxmont 6700

Turkey ~558~ed-(Bclog1i~-Buffuri5545)-Knxmontl x

(MinQordi_Knrmont_Mirilmrdi) 1]744 21 22 41 30 SO 379EUreka x MilUkltrdi 8036 21 22 40 800 62 376 288 7

Khnrkol ~442 20 22 39 125 62 374 277 11IMinturki x Beloglinamp-Buff1J-lll 1~66122 23 40 105 61 373 293 5I Nebred lQ094middot 19 21 38 450 62 368 263 12Marmin 1150219 22 middot10 700 62 329 2~6 13 i

I Staruiard error middotOf a aipoundpounderenceDetVfe~n-thc uleltu1 yiofosmiddotoCbny two vCrieHes _ I tHbUsnols--- i

ampvro middotjfo~t~1](Three l50-oorq plots speded Sop-tenber 23 emerged October lt1 lSl40)

VOXioty--cros -r~r 1loi~~yen~Jb-tr ~EI-s1l~~r ~ilmiddot1--- --------- _ L__ runeYciY -(r~)--L-(rbs u)----rsu-~

lKarmont 6700 7 11 27 616 i58 202 3 IMilJhrdi x Minturl9 8034 8 1428 610 258 193 7Kanred 5116 6 14 26 616 256 205 l I

Novtburk 6935 6 14middot 27 614 256 205 1 IMontonn No 36 5549 7 1428 612 253 197 6 I

Kbnrkof H12 7 H27 610 250 200 4 IYoga 8033 9 14 2~ 604 247 199 5

lviinhardi j lkinturki 8215 7 15 27 602 247 176 12IvanturJcent 6155 e 14 30 601 214 134 3 iTurkey x WunessQ 8028 G 14 26 GO6 241 IG9 13lannrd x Vd~rdi 0003 0 14 28 Gl0 225 170 10Minard x iiilhardi 3839 9 15 20 GOO 225 17G 10Nebrod 10094 ~ 11 26 810 214 180 9IMnrmin 11502 9 11 29 606 lCl 151 middot1lt1

I Standard error oj D difference bctvlGen the melt1L1 yields of any twou

v2-rietics- 130 bushel

~

STtumAw ERRoRS

- StllIldai-d errors have been9alculalied for yields whor poiislblo The accuracy of these~ t

erors mar beopontoqct9stion3incethO p]ots were notalCioIllized et all of the stations Ranshy

dom arrcmgoments were used at the Toxasand Minnosota stations Statisticians do nolll agree as to

whether or not a generalized-error obtained from nonrandomized plots is of any use From the -

agronomic standpo~nt it is felt that the~tl1tistic i~ of use although it is ro~iz~qtpat tbe

valUe IIIEliY notb~entirelY~6rject Just how far wrong it mew be~s not known

The anaJysis of vori~e wns used for tho 1940 yield data at each station Total var-

onco wns obtaired and from this WO$ subtracted the vJlXionce duo to varieties uno duo to raplie8

tio~ the remcentnder considered as due to error To obtain tho stOlldord crror of tho moantho

sguaro root of the meon sqBamp0 due to error or the standard deviation WaS dividtld by the

sqUarc reot 6f the number ofmiddotroplicntions for oachVnriety Thestnndard error of 0 difference

w~sobbainedbymultiplYitig~hestaldorderror of a moon byV2 1

The sttinaJrd error of an I1vorcgo Qf ovcrcgeswas dctorm~ncd by tho form~o

wh~ro a b kac --n ~emiddotthe soparotc$tDYJcl~darloors and N =tho number of scphratGav~rages

Thostlmdnrdetror iIi bushels mcw be exp~essod in per~ent by dividing the stf)ndnrdo~r9r by tho

meon yield and multiplying by lO()~ Tho SUIlL1ory of these stondo-ild errors is shown in table 2

together with tho number of plots and ovorGgc yields at each station

l

~

~

t

l ~ ~_

3middot4

41middot

229 1S-3 232 132 5684 ~39i 5~53 3~92 277 817 ~

I t3 2483 187 153 108 4~354 $159 2~5 153 108 3~423 3525 225 184 130 369 t

I4 1395 ~89 275 middot194 1391

5 ~O32 2~88 i82gt 129 6354 lS98 266 188 133 951

I 3 ~lA5 250 204 144 1258

3 ~5n 359 293 207 13173 2485 378 308 218 877

2 ---_ ---- ---IJ

3 ~609 8~1ltb -119 296 820 ~

IE~27

3 4bull84 39gt 279 middot7911

- 807 205 1041 102 a~middot683 2399 159 130 092 383middot - -

Table 2 - Humber of plots elerge yi~ld c41dmiddot gttmdtmiddotrd errors for the plot test at caeL coop-erating station 1941 i I

I l

~oxns Denton

Chillicothe Bushlandmiddotmiddot

OklDJlOmbLmrton

WoodVIard~ K-ms~s

i-ltJL1l1Dt t ani R1Ys Colby

lt middotColorado- Akron

NebraskaLincoln

North FIr-tteMinnesota

WtsecaSt PaulGrclld RapidS

North DGkotnDickinson

1yomingSheridm

MontoxaBozemanMoccosinHavre

t-

The yields of the uniform as ve11 as other varieties grm-m in cooperative experiments

have boen summarized for the different districts and states Vlhore possible average yields fo~

the last years (1939-041) ore also givbn

Districts

SUllll1Drie6 of the yield cwta forthe uniform v3Xioties grm-m in 1941 ond the 1939-41 aveshy

rages vThere available arc presented i~ toblcs 3 to 8

In the southern district in 1941 yields VIore reported from fivest~tions vn10re ton vari~

ctics 7ere grolm uniformly The dta arc presented in table 3 There the vorioties arc listod

in order of average yield ~KarJOlo x CCllLnrq (cr 11956) in tho uniform plots for the first

time ranked first YJith on average yield of 273 bushels per acre Pmmee rruuwd second and

COll1Ql1Che third Chiefkan had an averpge 7 bushels less thJn the leading v~riety Kcu1red

Klnrkofcu1d Blccld1ull rere at the botton of tho list

_23 -

078

4~97

132

568

1~80109

917

of 2 00Dl1bull oIIt

Stondrc1middot prror

StU1d1rdprror of 0 Doar

Toble 3 _ SUOJ1Llry of overogoy~el~ of tho uniforJl lirtox ~J10t vdobi~s gtQJn iyenl~p1(rt~~sts d 5 stdi02S hi tlO southori clistr-i~t 1941

j --~middotmiddot----------iif---middot~middotmiddotmiddotmiddot 7W+g~ro[Cfr--fnbusroi~~t ocr

1e ot i ~I_-~--II

1lXioty or co~s C I tliITli ~i d bull bull Avorago

I~lili1bormiddot Denton I cotho_ Busll~c4J La1iron- IVoodvffixd _--_____ i

K~iVolO x TOIlnIq 11956 86 172 397 4~H2 42middot~l) 273 ilmmoo 11669$9 13~236~8_ ~6-342~ 7 25~2 IComnehe 11673 110 101 333 ~16 388 250TOIlIlUro 6936 74 165 299 267 3-88 239KDNDloB)80 48 74 303middot 287388 220Chidkon 11754 52 129 32bull5 205 302 203Jlhrly Bbckbilllmiddot~middot8856 66middot 1O~8 IS~7- middotmiddot242284 17 9

lKmrod 5146 48 57 268 219 249 16-bull8~1O-rkof 1442 29 77 245 199 241 158_Bl_1C_kl~ulh- middot 6251 54- 100 19=1--~~15 bull~1~_----29~bullO__ 157

bull of bull

(bushols) 114

(p~cont)~middot 199~middot~ --

In orelor to SO7 tIle _b ellevi or ~f the vriotios for C SOtlOTJtJt longerporiod f the overCge

Palm-ee 1Ccl tho

~~o varioties are listod in order

~ yiolds for 1939-41 ~e sULlrnrized for 9 v~riotios ir- toble 4

of the roiC11tccl ovcr~~g()yield bosodon tlie rsuHs of 18 sktioryo~t tests

highest over~ge follOTed by Cononche CHCfr[lll ond IenrJLrq EJlcorkQt Co-1dmiddot Ifru~edInd the lotost

overage yiolcls The oiler ofmiddottilO lec-cling Y~~rictiGS is tle sene -os for the 1938-40 ovoroge e~

copt thd Tenrrorq m91l lQl$S lJigh0rthik~Blockhul1~

tests at 7 stu-Toble 4 - Su-rnory of over-ge yi~icls of 9 winter wheot viUieties gtown in plottiOllS in the southern~district for all or 0 -flart of the period 1939-41 =r SEelspmiddotr nciE --I

Vnrioty CImiddot ood Weightednumber Law on vrrd nv~~_ __ ---~----=~_--l

NulI1Poi ofyc0Xs grown 3 3 3 2 3 2 2 PnwIioo - 11669 middot205 190 - 1S-8 244 360 175 396 248Comrincho bull 11673 231 - 177 169 26-7 327 183 387 2t4Chicfkun middot11754 middot213 -172 bull 170 214 315 170 367 228TOI1JllQrq 6936 193 199 150 245 304 167 337 224

Blocklull 6251 1S-5 180 132 183 292 176 389 215Krwivcle 8180 174 152 155 234 296 305 21-03Ebrly Blockhull 8856 19-8 i81 136 206 286 192 294 210

J Klmrkof 1middotl42 148 150 135 200 27middot1 16~0 344 196W Knnred 5146 middot172 158 142 220 273 151 186

I~

Formiddotthe cCl11rcldisttibt ampitivJere reported froD Sixstt1tionsmiddotin 1941 (tob165) ~ho

d1ta orcfoirlycbn-sistcntoxclt1gttinmiddottho Coso ofNorth Plotte~ Pbirio6 ruJked firstuith un aveshy

roge yield nc~rly 3 busholshigher tlk~ Coonncho valieh ranlod second Cbie~~~ r~ed third

Tenrnorq fourth ond Choyenne fifth Nebr6d Bkiclrllull nnd Khotkofvlore t tho bottQm Qpound the

listbull In ViCIl of th0 ambimt of wintorkilling ot sorie of thcsostbtions thohighoverJges or

Povffiac and Cornncho weve 0 surprise In toble 6 the avorgQmiddotyieldsfo~ Jdh6 lost three yo~rs

h

for nillltl voxictics grOVI11 at six sbti Jns ~e s~izcd~ lotIlCO rolccl firs~ ~ayipg on jdvontogo

in yield of 14 bushels over Conll16he~ In third IJIQCc TcS Chicpoundlm1 foli~ved by Tenmrq and

Choye~o Korlred and Kharkopound l1odthehciWest ~vcr~cgc yields fOr t20 periodbull

Ta)lomiddot5 ~ SUDI~117 of~voiogo Yiold~ of tho uniforp winter whoet varieties grovm inp10ttosts~t 6 stctions in thcoOl1trcl (jlistrict 1911

) ~

B-- - Avr~go-riTld hb~Sle_ltrDlrO JiT--E V~ioty ~ Cmiddot Imiddot ~North Jvergo

______ ~- middot_p~lb~1ihJJ11[~ttan HrlYl-lC)l~1LJ llkron Li_~~~E1Pl~tte __~_

PavlIleemiddotCOIDiJnClle ChiefkanTenmarqCheyenneNebredJ31ackhullKlmrkof

11669 314 42~7 410 15211673 ltl96 406 375 185

11754 263 35bull 0 367 1646936 239 350 386 1598885 281 2p4 342 12-9

10094 220 259 346 1186251 233 236 326 163

1442 187 249 331 120

-

2981521921511842007

15911~6

108

435

Standard error of amean (bushels)

middotStundoFdmiddot eriorofti mdbD (percent)i___~__ _---__--_-~ _

Table 6 Suttlcxy of avorcge yiclds of 9 wbter yheat varieties gra-min plot tests lt 6 stashy tions in the central district for all or r1 pert of tne poriod 1939-41

middotf + bull bull ___ _--~~-------~-f-m--

middot-V~riety CI li--~yerrg~1t~1middot~__~l~$l1el~

1______ nuober I$lbnhattan EnyUQolby l-11lk=middot~ran~~middotJ===L==-=--~==w~1Humb0r of ~rc~~rs grom 2 3 1 2 3 3

Pavincc 11669 318 246 410 110 251 129 225Comcncho ~ 11673 91 i44 375 135 186 145 21-1Chiofknn 11754 281 ltl27 367 131 200 161 211T~q - middot6936 26S 21~8 386 12 175 144 199ChoyeIL10- 8885 270 160 Y12 lO~7 202 190 197Nobred 1()j94 252 176 346 10~5 184 194 194Blockhull (3251 250 16~7 325 125 187 158 18-8KcUed 5146 228 16~6 352 108 172 185Khnrkof 1112 i 21Q IG1 33~1 9~3 151 169 172 i-- ---- --_ ___-__-

~~le Yields obiinedin the nciJftperil~istrict ia 1941 aXe prcschted in table 7~ Ihtn wer9 1- ~ -

i-qgtortod froq 7 sktIcii1s YTithfour v~-iriotiQlpeing grovm illliforuly For the average yiolas ofbull I- i- bull

ti~se sht i~S J iun-irdx lii111nrdi (d~i S8SSS 112a 0 Slight~dvLntigemiddotin yield fo11oel by Yogo

Ivhrr1in und iilinturki in the order I11Jledmiddot Excludimiddot~g the d~to from St Pul 2nd Gr~1d Rapids from

tlO aver middotgQs iunrd x 15illlnrdi (C ~I ~ 8888) rDi1ked first IDirkOfseCOl1d ai-id Yoga t~ira lviil

turki nd LVJcIIlL ~Dd thcloues~lt1vmges ~1 though tllO sprc~Jmiddot b0tv~Wen thomiddotmiddot highest Clil-d lOVlost Oye-

r~ge yields RS lossthl+twobUshelsOvwro3-yomiddotr period ~ot 6 sttions (t~b1e 8) Yog0 Cild ~ - ~

N~bred hcl the SDO ov~r-ge yi old cl9sely f oii6lOel by 1Jiii-~ra x UlinlltJrcli (C I 8888) mel Kl~-crkof -

-~

h

middotmiddot 25 (If

j Table 7bull SutJIDary of avercge yieJdp middotof 7 varieties of vtiilter heat grOJIiriplot tests amp~ 7

stntions in the northern district 1941 _ J

C1Gie ago yield inJ]iyencr exe a middotmiddotycrag-neIdVarictyorcross ci~ 1- St Grol1d 1orJ- oze- lVJOe- T-~ b sti11

-=- __ numocr hioscca p9u1 JEbpid~ dan IlDJl casin vrc tions tmns=J

Y1iIJrd x Minh1rdi 8888 167 214 24~6 35n 32~9 382 225 273 291KhJrkof 1442 gt66 ---- ---- 364 397 374 250 ~---- 29~OYogo 8033 87 175 242 379 308 40~ 247 263 285wmont 6700 Oi2 _- --~ 382 387 381 58 ---- 282Hobrod

10094 90 364 357 368 214 279-

Minturki 6155 101 179 2312 333 316 38~6 244 256 2761hrmin 11502 18~5 200 ~~- 367 30~3 32~~_181~~59 _2~_

~

StondJrd error of 9-moon (bushels) )44 207 218 296 279 102 092 O 7~ 091 St~ll1dDrd error of ~mcan (percont) 1258 1317 877 820 791 2 68 383 338 352

------11 Excluding St Pbul and GrciidR)pids

Table 8 _ SUrnrDu-y of CvorL1g~ yields of 7 wintor whcnt varictics~0vmii plot tests at 6 stashytions in the ortherr district for 011 or n part of the period 1939-41

ifoight-Cd~ bull bullbull lt

I - d ~r~~101s Pj-ClO 2t -VJXiety or crQssgt middotmiddotCbull hor-I Boz~ iIoecj )ve- I

= i 11Uniber vifasocn iclcn-L-L1DIl I sin Ehvr_o r~ 0____

llfumbor of ye2rs grOqn 3 2 3 3 3 3

IYogo

87 L1509 199 298 8033 353 360 311 iNebrod - 10094 345 116 396 493 263 180 298Hinard x Minhordimiddot 8888 366 905 355 457 290 178 292Klinrkof 1442 308 92 383 494 277 200 292Karmont 6700 80 362 494 282 202 284Minturki 6155 316 97 349 164 285 184 283lvllLmin 11502 349 135 359 404 246 154 275

States

In scvorol of the StG-tcsthero lore two or more coopdr-diing st2ti-Jl1sfrom vThich date Tere

rocoivod- in 1941 At sono of theso stations only the unifort1 voriotiosmiddotmiddotiere grcim Thilcct

9thors aMit ioriaJ varieties were included It has been the practice to sUlIlt1arizethe middotdiitiJ by

St-tes by averaging yields from all stations within a Stato In ]941 more thun onc stntion reshy

ported data in Tcms Okluhoma Innsas Nebraska Mim1Cs0ta arid Montonn and summariltls wero

~ mnde up for thoso

In TOlqs lmiddotyoriejie~middot tero grOim at the threo sktions (Ina tho averoge yields oxo shown

in table9 middotKrlIN~O ~T9nparq(CI11956) lvbrlin x Torunlt1Xq3(CI 11805) Fameo 2LJd COIJQl1o

che hld the highest oVeroge yields For tho yo_Xs 1939-41 includh1g9 siction-yoors Pan1eo

Comanche me l~rt~l x ~cnr1IJrq3 (cr 11805) rll1kod the highest

Tw stptions rcportQd datg bOk1~10Ila in i941 (table iO)~middotKmmiddotIvnlox-middotTonriarq(Cl 11956

raJlked first COIp1chosQcond pndJawnce third Foral1or1i POxt of tho ~pcriod 1939-41 5 stu

tion_Y0Qrs Pamoe 1115 had the highest DVercgc yield follOlCd by CoCucho and Tenoarq

- 26 -

Tobia 9~ -l~vr~goYiold in ~ushdLs por ocrbof Tintor n~lot v~riCtioslt grOmil~ plot tests in OxS 111 1941 uld V101ghtod ovorgospoundor 1939-41

191194I9181185

16015 7172144166

---------~-------I-+----~-_---+_s---- I

-=--olt-c- u-----Ra--~middot-l I1middot I2 I5 I

I

I

218205190

181-179 169

- 14 bull6 )A2

124 120 middot117

115__----

11956 11805

11669 11673

6936)11754 12106

81805146

8856i 1442 gt

6251

ViriJtJ~ orcrcs s j lie1 I~--1----- -- ~ i-2luobvr

~~~~c~gt=~ Phvmoo

~ ~ 06nonchomiddot ~

6~~ 11middotI ~odIL-rd Fcdorot ibn x Tcrunrqmiddot~~o Jihr1~r Blaellthull

middot Kbarkotmiddotmiddot Blackhull

2i

6347

59middot~

1011

303314272280276

-254275249252248243

Table )0bull- veroge yi~ld in bushels per acre of wintcJ wheat vadeties grown in plot tests inOklaho~in 1941 DrJd middotvrcigltcCl uvcragos for 1939-41 I

1--------------- Imiddot J ~-)vcr CyiOIirTn--bu-Slh-Cl-S--------IVoh6tymiddot6i- cross j I c] 194~ 19~941

1----------__~__~ I numbor~ (2 stohdns) 5 stohon-yeJXs Bonk _

Kawvo10 x Tonmorq 11956 356Cornoncho U673 352

middot Pavmoc 11669 345~middot1VolC gt bullbull ~ 8j80middot t 338 ~centnmorq 6936 32$middotDhoyenno $B85 277]trly Blnckhul1 8856268 middotChiofkori H754 254

-Turkey 1558 24~OKanred 5146 234BIQCkhull 6251 221IChnrkof 1412 220

1 _

Doto wc~oroportbdcfmiddotr6mthroo shtions in Kll1s1sin 1941 (table 11) lith thirteon vori-

middototiosboinggrovl11uuiforI11y pavmoC~lod thohigl1ostovoroGo yi oldfo11owei by OOIlahcl1O and Ebrrshy

middotlyltBlookliuiimiddotxToiu1orci (CS~ 11952)Chiofko1rCrJkodfauxthoJdTeon1rq fifth For the 1939-41

poriod inc1uclllg 5 station-hcrs tl~o vrictios rQ21c in tho follovTbg ordorfor yiold Famoo

COrnW1C1l0 Oldefkol nndTcnImtq

In N0br~sl~ tuost~tions rcpo~tod amp~to mld ~t theso Ncbrod hod themiddot~igllCs~ uvorogo yio1d~

fanowed by hwod x Blackhlill (CI 1184-1) ondPQImoo middot(tabl0 12) COJ1ltJ-1cho tC1l11ltodlast duo te

wintorki11ingmd hessibiJfly dDago Cherenno soloctitm ChOyCn10 Povmee ~dmiddotNobrod had tho

highost longmiddottir1o ovcrigcs C

IVbrnin had tho highostrwOigd riold in IVIinllosota in 19lt1l(hole 13)~ MinlXd x iv1ilJi~di

(6I 8$88) o~cl H41Xi1int~t1cl2(f)Il41~Z701-)a1sbr8jllcd high Thrcoviiiotibs iAiliarQ x IIpoundrgtshy

middotlnrdJmiddotmiddot(CI 8883)- rc1niplusmnl 6nd IVlJntWki foJt) aDout equ61 foriicldfortho lastthroo Yo2rs

l

- 27 -

Table 11 Avqrqgeyielci~i~busho1~middotPQrocreof~linbex ~1heatnridtlestpOIinhiplot tests inKansas inI9~1[Jyl vrcighted avorgtgcs for ~~39~n

Vnriety orcro~s CCIhunber_J-gt

PawneeConanchohly BlnckhullChiepoundY-anTonocrqCheyenneEJrly BbckhlllOroNebredEDnredBlockhullKharkofTurkey

Table 12 4iv~rogc yi91o In bushels oor nere of VTil1t~r hed br~etiosgTovnl il~ plot tests inNebr~slm it 1941 ti1ld Vrcighted avcrrges for- 1939o41

Vortety or cross

NebredKanred t Blocld1UllPownee Cheyenne selectionCheyenneChiefkanTurkey selectionNebraska No 60BlackhullTenrnarqKharkotComanche

CInunbcr

10094llSmiddotH1166911666888511754

115776250625169361442

11673

20~1 200119~4192

180 172

168153135131130Ip

189

190 199

190 18i---~

175173190162IS6

4

3125

67

1098

3

21

-

Bank -~II

~---

~---

----

331

334 337

- (

211209193middot17317i1amp81$~8142

6155

8033---~

-----1150288~8

MJrminMinord x lViinhtrdL amp44 x Minturki2 (Minn21QlfIvrinhtrdi x lik1rquis(liiru2699)Niinturki H-44 x Minturki2 (Mil1l1~ 2702)Yoga bull ~

H-44 x Ivinturki2 (iAiill~ ~mo)

Table 13 Average yield ill bushels per acre of winter wheat varieties grovID in plot tests inMinnesota in 1941 and veighted avcrnges for 193941 r -jy~~ middotidld inbushels

VC1riotyo cross Clmiddot 1941 19 9 1I----------~-----_----c_~_1--number 3stoampJoi~~r (13 stationyenrs) I

In Montonoeight v~ieties vvbre grownunifCJrtlr at 3 stations 0$ shown in table 14 middotKLz-l l - -

mont Klk1rkof and Nqv1tirk r~ed highest in 19~1 liTlllleTClrturkYogo andfDrmol1thndt-he higlo

cst yiolds during thb~~e0period1939-41

1---

~middot28

Table 14 - ~ver~~ge yield in bushols per oo~~ of Tinter he-t vu-ieties grovm h plot tests ilIYTontQIllJ in 19~1 and reighted bvorages for 19394J

Voriutymiddot o~ middotcros-s---] cI~-~~i~~~QshgS-middot_middot_middotmiddot--~-middot-~--=l____ i numbor Lt3 st~2)rsLlt8 stob~ors) _middotR~E middot_i

K1rcont[ 6700 312 30bull5 3 lGwrkof i44~ 340 302 4 INewturk 6935 336 308 1 IYogo 80~3 319 3062 WLinturkimiddot 6155 315 292 middot5

IHebred 1009431~3 289 7-Minard x IvLinbardi 8888 312 290 6 II_~_r_mi _middot--- -+I_l_l_5_02_~- ___271 I 251 8___

1

II

$UJ44ARY OF A~ONOlinC nTA [

The agronomi ]ata other t~ ~ield have been sUIDIDarized for each distriatpoundor 1941 iii

tables 15 to 17 Ih~ach easo the CLlt~ qre overogcd for as lIQJly varieties and as many stations

as possible The numb or of stutionS ehtoring the Qvor1ge is shovm at tho tOlJ of each column

The dik for ~h~ southo~diSt~ictbull arepro~entod in~~~lo 1middot5bull The or~leadodconS~dei-nbly eJXlierthancin1940but the relhtive ot1liness of the wriotiesrerik1inod the SQille

]hdYBlackllullh~ridca t4e~~liest JUlr lov~e~and CotlUlchc wore ~yenJiormiddot tmn Tc~qChiefkon overoged~edo e2rlier t~mxf BlackhuIl RipOIi~g htes shoviodo narrower rCl)lgcioXid

in this case BlackSult ovcr2l$pd ono ddY emiddotmiddotrlier th-n Chiofkan For height KcwlV21e WOoS thetoU- ~ ~ - ~

ost and lavmeethoshortest Lodghl~ d1ta from tilO sbtions SL07 toot Chidlmn ond ~r1yBlcck

hull lodged the ]jJo~tvlhile CotlnJ1c1~9- 8nd BL1ckhull Tero ciso wenk It ymS generally obdervod

thlt tho St~amiddotl of- ~lBlackhull T~t~ rQS i~lined to be Teolt in 1941 Kowvale ~Tonlmrq (cr I

11956) Pmrnce K~tyenale and ConianClicilmd lOYT 6vCtDgd LllfeetioIlS of leo rust Test middoteighbs

VIere 10 in the district with FerlYB~ocldlUll hvil1g the highest aver(lge of 565 pOU11ds per bu- -

sho1 KavlVale x Tcnmaiq (Ct 11956) ranked second end Clliefkru1 third for ovcrage test Vleight

I Table 15 - Sutlllry of agrononic chtq other tInn yield lor vlintor varieties grown at cooperatiIlg

stations intho5Olthc2l1odistet 1941middot

iI

1llUDber of stations ~ 4 5 2

KoVlvole x Terunrqo 11956 I~ tl 13 37 35 gtPowl1ee 11669

~~ 19 13 36 30 5

Conlche 11673 May 7 13 37 5S aTouulq 6936 Xiby fO 15 39 50 23KavllTc~10 8180 bv 3 15 40 29 5Chiopoundkan 11754 ~y 10 15 39 66 58Jlhrly B1acld1ul1 8856 Aprij 29 8 37 65 65Konrad 5146 lv~~3 17 38 60 65IChoikof 14~12 IoJbiy +1 i8 36 52 68

Blackhull 6251 l~hy 11 M 39 5e 63-__ ____ ___w ___ bullbullbull __bullbullbull bullbull _ mR_ __ bull____bull-~--~ ______ ---- - 4____middotmiddot_middot_~ __ middot ___ _- __--

I gt-

5

56~0

54_6550 tmiddot547534559565

-520510853~9

i

- 29 I

TliO~ c0TJtfulmiddot distdct cl]ii ~0 avorCgecl for 8 vCri9ties Jcl aroptosortod hl tolo 16 bull I

Nobrcd old GlcyCI1ne hal tllOl1ighost avqroge wintor sUIvivaJs T~le two cotlicst varioties woro

Pameo old Comu1ce both ovoroging to cbys ec-rlier in loCJing the-- TOPDltirq klmrltof l0odod

the latest Fawnee ripenedtmiddotwo days earlier than Comanche aldfomiddotux days carlir thcul Tennarrl

For plant heig1t l~obred wns the shortest and C-dcf1f4IXl tilctallost Loaf rust infoctiol1 nvoroged

tho lowestmiddoton Pnwnce andCocamc1Jc nJlp the highost onliobred Culm cOU-lts slOVI Pavlloo cnd Noored

to Imvo hud tho thickost Dll Tonmorq tho thilmost stoncls at tvo stQtions ChiefYnn hod Gllo

highest avercge test vmight por bushel with lIebrod tclci~lg socond ond Pmrlee tird

~ -

Table 16 - SunrnnIJ of ogronoIJic dJta ot1er tra1yield for vhter rhrot varieties grovm at coshyapcr-ti1g stQt ionsintl1e celtrcl district 1941

Voriety rcor J(ampte-=r-t----7-LuOc----+-i vcrcmiddotgrmiddotto es I10igJtnunber survivrl E~do4l~_o I Hoipoundt rust_ r ~shol_1

--=------ Percot ~IJ[JY (IclldS)(porcert+=-~~=-umiddot (PouldS INuobor of skt ions 4 6 5 6 3 2 6 IPawnee 11669 69 23 June 24 31 24 260 580COIJm1che 11673 65 23 Juo 26 33 25 162 575Oliefkon 11754 66 25 JUlO 28 36 39 184 601

ITcnnarCJ 693665 25 JUlle 28 33 47 155 56 8~loyel~le 8885 84 27 JUll0 29 31 69 215 578Nebred 10094 92 26 Jule 28 29 75 251 58 3

IBlac~lull 6251 69 25 June 27 34 65 195 57 6Klmrlwf 1442 74 28 July 1 34 65 i72 565

In tho aortherndisttict seven varieties tnypo conp1ed for clmrQcters othor tJl(1il yield

(ToMe 17) olthough tho data Dxe sotevlhnt frogncntorJe MJXDin and Minard x MiwJXdi (Cl 8888)

had tho highest avertlg-o survivcQs Marnin heoded the earliest but vras l1ot ripe os oorly as sone

other vQrietios ilt four stations Nebred hOO sligltly the shorter straw Loopound rust averages

shcwed -no ltliff0rcncos for t10 vJrieties but pound01 stoo rust Yogoand Nebred hod tho lowest eweshy

rages liunord x Iunh1rdi (Cl bull 8888) had the highest avcrcge test weight per bushel with iL-gtr

Din and Nebred being fairly goo~bull

~able i7- Suru~Uy of agronooic c1ltlta other thanYio~d far vTintcruholt vcricties grovm ot ceshyopercting stotions in the northonl district in 1941

j

Y tmiddot ImiddotC IJXJO Y ormiddot crO-5S~ bull bullInmbor

=-J~T

Nurlbor of s t-t ioi1S 3 5 4 4 3 2 3 3

lvIinurd x ipoundil~mrc1i 8888 77 12 14 34 78 17 92 79 601Klmrkof 1442 57 11 13 35 25 585Yogo 8033 61 13 14 35 87 5 85 65 581IfurlJont 6700 53 - 35 - - 572Nobrod 10094 64 11 13 33 7 - 592

li~Minturki 6155 65 12 13 36 89 8 89 67 575Mornin 11502 78 10 14 36 74 44 90 67 593

I----

~-l

SU1EmRY OF PLOT DAXLii

The 1941 crop Vls subjected t)severe -rintorkilling L l~ebroskn ci1d yeninuesoto hession bull I

fly and 16efrust~~ in Nebroslm ~d KnnSos Clld both led qnd steD rust infection farther

southII

Ill Oklcll0t and Texqs tdomch Ll0isturc YJQS reqe~v9d QJ1d ot sor10 stations lJUVest VloS

difficulti

(

In the southltrn district Kawvale x TenmarqCI 11959) a new va~iety in plots ranked

first fOJ yield with Pamee and CoJlaJilche second acd ~hird xspcctivelyI -

The Blackhull wheats (Bla~lili~li EJrly BlackhUll end ChictkDn) lodged or broke over

badly in the south~~~aJst~ict-under ~heextreIieiyrot coJ)ditiohsc

In tho central distrJctQvrnlte~Gorinnche and Chiepoundlon ~md the highest averoge yields at

six stDtions- 11he~o 1faricyics mde tlese averages in spitc ofvlint~rl~ning in ~Tbbraslro caused

by th6ArDistice Diy itorm~

i

HdreDpither vCgtricty d~d ICll in 1941 duo to

The bmiddotluvior of PowilCe Cfld COlJllnche is fairlyconsistont ot all stations in tle soutlcrn

ondcQntrol rlistricts cxceptot lIorthiPlcgtttc +

win~erkil1ing lt1J-ll neither roucs higllhcthb longer tine ltlv-eruges foryieldI

In the ~Qrthem dist~ict Minatd x ~i~11rdi (CI 8888 ho(l thO highest overgeyic~d 0)

five shtionsKhorkof rnIiJced seconaiond Yog~ tMrclI

Tle tVTO ncvrly naned hcots Cononche olld Immce nucle good records Cooancle is being

increosccl ot Chillicotheolcltbe plcn i~ bo Clistribute it froD t~1~t station in 1942 Pownee is

bc~ng increased and purified d WJltmhoJtcn Q1dLincoln Nebrcslm IlnS clecided to iistribute the- - Imiddot

j

variety as soonos seed is avoiloble but 10 clcpoundin~te action las beetl tolton by IC-1o1Sos WhileI

neither is 0 perfec~ vorie~y it is f61t thot each is a step fottlord JTJCl eoc~J sloulcl clo well in

its-~pted 2Xeo

fn Mil1Ilcsoto the behavior of cOJtoin FM x Mi~turki2 ~trQins WltiS pleasing ~hese linter

vlhoots corry the Hope resistalce to loaf end sten rust

In the fall of 1940

tJHIFORM YIZLD NUESW _I

the uniform yieldti1UserY was seeded at the same 14etdions in tIle ( central and southern districts as in 1939 AtBushland th nurSG1J was seeded on both dry 8JJd

irrigated lanG4 Th0~ntirsQrYcoriisteaof 30vorietios cnd strcinsoach seeded in tlUee rod-rowbull 1-

plots IJIhe Il1llber of plots of each Ir~iety at a station varied from throe to five In tabIe 18 )

tiJC varieties mokirJg up tlle 1941 nursery together with StptQ r-Jld CI nunbcrs arc sho~m -

-------1IIIi

------~-----------

31 -

Tlt)biols -Vori~tios of Tintor lhoct grmm in tho uniform yioldpus9ry1941

~ -~t~r-~~~_~_- --t~~Lstt1~omiddot orhybrid nunbor

I Khnrkof 1442 -------Blf3cidiu116251 -------Erly Bhckhull middot8856 -------Nebred 10094 Nobr~ l~o 1063

IComncllO 11673 KD11S lTo 2729Kanred x Blackhull 11844 Nebr No 1098Pnvmee Ii-S69 Nebr No 1086Hope x Cheyenne 11969 Nobr sel No 363339Kawvale x TOIlllkIQ 11950 Kans 1102726bly Blackhull i TennUq 11952 KanSi No 2739Konrcd-Ihrd Fodoratiop x Minlmrdi-Mipturki 11970 Alltrop No 130Fort Collins selectiop 11971 E G 1143Cheyenne x TentllDIq 11972 Kons Ho 2748Cheyenne x Terunarq 11973 KUns lTo 2751Kawvnle x TenLnrg 11956 Dentop DTo 35-34-117iYhrtin x Tonmarq3 11823 D0nton~0-50-3~128Kanrcci-Hnrd Fedoration x TOl~q 11974 Dopton No 37-34-54Konrod xH~po-K~rd Fodoration 11975 Akrop Bo 533Konrod x Hopo 11976 Akron No 850Compound Cross 11977 A1Uon No 874 Choyonne x Thrly Blockhull 11999 vVoodv-rard No 1126CpoyorJj10 x Ebrly B1ackr-ull 12000Woodtmrd l~o 1127 1

Blackhull Xcrloyorrq 12101 H G No 40-102 IBlocldiull Tcnmrq 12102 H C No 40-115Choyonno x TomlDJ-q 12103 ll1s10 2749Choyonno x Tcl1Darq 1210~ ~ons No 2750 I

Knwval0 x Tonpcrq 11992 iobr No 1114 IHope x lJurkoy 1069 11964 Nobr sol tIo 363401 _I

KonrodHardFodqration 25007 x TorJDltUq 12)06 Donton sol No 25-34-44 IEinrcid-lbid FoderatiJn 142 c ToImUo )2105 Donton sol No 3334-303 I

----- ---

A cODpL-rison of tho 1941 list wit~1 tlrt of 1940 will S1011 onuobor of changos in tho nur

sor T011 strai~1s which SO~~JDod to bo 1ocldng ii1 ogronooic volue ond which roro not 110aded for

ecological studios IOrO roplocodby norror soloctims As S0011 as a strin is shown to bo 10ckirot

in somo tDIiortont chI[1tr it is omittod frootho nursery qlthoughit still my bocontinuod

at individual stotims Tho strais mvLg tho bost porfoJlOllco il1tho nursoryaroadvQncod to

plot triols 1m attOLlpt is also mdo to avoid too llJ1y dU1Jlicc-t ions botvroon plot ond nursery

tosts

DATA OBTAINED

In tiibl0 19 oro prosontod tho dta fron tho 13 nUTsorios No d~to Joro roportod from

Stilhntor bGcous~ of dipoundfo~ontial stQl1ds duo to sood trotnont tQLld from North Platto duet-o

wintorkillil~g FbI 0~Ci1 station tho variotios oro list~a ~11 o~c~orof tllo 1911 yiolds anClO1ly

the Ct poundlUii~ois nro given ~or id~l1tificationbull ~vor~go yiolcsru1d rOJll~sfor thoZ-yoar poriod

1940-41 arc givon TI1orevo~possiblo~ Pata othor tl~)yio1~ aro includcdvn10ncl]jroctors conshy

cornoclsoooocl to be rol~tod t) yiold or vrhon tho dDta shorrod lifforoncosboliovodto bo of inshy

torost

At DOlton tho nurso~y yiolds ~Toro sonovrbct bottor tl11l1 -th)sO obtoinod from tho plots

_________________________________--L ~_~ _ ___~

32

The highest yielding 1ori6tiGs~middotcrcCI 11952 C()nnnche CI 12104 und 11956bull Foro bull 1 bull bull ~

the 2-yeor period 1949i41 centu~ nupbq~sl~$Q2~ 11956 ruld Pomlee hoiro rod the highest ov~~Ctgc ~ bull ~ -i-middot~middot bull(~

yields KlDrkof llL1d the ioWs~~r~~eylq1dfor -Chis some ]criod~

The stroITQ-S reth~rtlmiddot~t~picothe rmd before h2XVcst considerblo loelgingo~ - - bull - ~gt~)j bull - 1

curred in most of the V~idtioSmiddot middotAfltf70fbe stiffer stXouorl stroins nercQo~lChq GI~ ~lm

bors 12102 11964 ond K~k~f lh16 B1ockhullmiddot ond l1rly$itCl9lJl11 s~J~ieel tlicC)~e~t str6~~ bullbull ~ i bull bull ~ bull bull -

Consiclercble rust cl079loP9d Jsppqiql]Jyon ~usceptibL vorieties while CI~ Iros lH~64 11969 ~ ~- tmiddotmiddot-~middot~middotmiddot 11 ~ i-

and 11956 showed some resistmce to bdth lealbnd ster1 rust ~ Septoria irifection~m~hOOliy on

all vorietmiddotio~ eicampPt(iIlti li9S6~~esJtv~i~h~vmre 10Wr~ging from ~6~6 to 8~pounds per

bushel

- 6Zbus~lCls per ~r9Jii~hPtivirc991~

- - I

nunbors 11976 Qildli97idt tll~bo1tOtiJ- - - ~ -

nui1bcrsl199Z rrl 12104 2t tho top of~16 list G-l1c1 qfr~

For the Z-yell joriodthroQ15t piuf3 aic tiod for~i~$tbull bull d _ bullbullbull

p1oce in yield noDelyPlt-~momiddoto CotibtJpl~omiddot and CI11973 Duri tins ~iirio peri6dNebrqclKlm~ t r bull

-

I bull bull

TIe highest yiolcli~lgVorioti6~yc~cIIi

kof md CI 11977 middothil1t10i~6ii~centrg6lt7ioldsbull l_-~_ ~- )~ f ~ i lt-

In the irrig2ilQcluursery tlt E3u$l~l1ii~lt os llOig2ts ranged frOD55~Ot o6i5middotJ1oUI1Jspdi~u - i bull ~ ~ bull

shel ad t10 yields fr6h40~4t~ai~2bu~~dlspcr acre - -

PovJnee C I llU9b0rs yl972 oclmiddot I199sthi1o]brly l3Lockhull C1ld CI 11975 ~qrd low tJ~~1940

and 1941 Yieicl~middotbyen9middoti~1middot~6r~ i~bl1tit ithe $e t~oe voriqtJ8stli1~ poundotedfi~~t ~n~[~4~middotmiddotVlCr(3

blso ~igl poundor t~e 2-yClt1Z averoge

The drJr land ~~s~y atl3~~~ffCL gave yields only ~Jig~ttY 1ower than those in the irri_

g~t~d nUse~r~l this estconsid9~JlJble)oafrustd~Vieioped onsvsCOl)~ib1eva~JOti6smiddotpound1Jlclthe [

~st vmights vmr9 $QIlow1W-t 10vwrthaniiIl tho i~rigatee1 nurs9I lheTbiot ies hoving the highest I

yields wereG~I nuppors 1Z105 1199Z~ DIld PO-Jllee while CJ~ 11915 ~6b~od~ QLld CI 11971 1ero ~ -- - l lt - bull bull

low GI 11l50 Pa010e and Cltl~6 11lJvo the highest ~yc(~ro~prgc intliis d-ry lGnd~

sory test ~ -

lt

StroxT IlQS Ullusually tall rt WQ~ehlTrd Vlit~l hoig~1tS Jol1gil~froo45 to 53 inchos i1d CIS

IJight be expectod COllsidercb10 lodgihg qccuJted botore lZVest SODe of the stronger sbroTodimiddotmiddot middotmiddotmiddot middotmiddot

strainsrere CInunbqrs 11977 1197~ oncl 121OZ ~e$t weights lTerp fqirly good illriost cosesbull bull bull bull 1- e _ bull

01tlOUg~l one vr~rict~IW0 woigIlt of~6 pouncls per bus1el Two vorietics c I ilunbors 11952 C-l-w

11972ri91dec1mprethml 50 buslels pprlcre~ CJl(l 11 vc1rietiesmiddot gt(1 yiOld bot7oen 4OQJ1i 50biishy

shell por nerebull Bo~ed~l1 tho2-YO~t-~crge the J1igllostfi~ldingvoHoticsmiddot lC~~ CI ilW1borsmiddot-bull

11972 ~1952 0ld l19 wljilo NCQre~ CI 11969~ oJ1clCI~ i1977IXtd6thepoorest yidld ~ecordbull

At MDcl1Qttcm LQclgi1l~ ilOSrqpo~ed for 0)1 v~rietiQsLiltj~ough CI Ili~f1bcirs il974 11971 bull i - -_ ~- i

mcl 11977 stooel up t~le best ~c1f Jrust rcoclii1gs llOrO foitlyl1ig+1 i~l nost coses DJ+etcol~idcr6blo

S~9Ll 1llst ~~eve~qped bull 91ointoxburomiddot]Qs f[lj7~y g90~ 0c1 test neights~ lith on Oxc9t~~ir~god

-33 ~

froD 55 to 616 p01X1lS pOI bushel Tho ~ighost yioldiucvGriety CI 11950 gave 413 bu~hels

per acre while thelore5t yield vlUs168 bllshels1er acry( Additional vpxieties giving-tho

bet~bcr yields were C~I12l-9amp CI1l956 qnd Pavmeebullfor the 2yoar period cl 11950ronked (

iirst Pawnee second OJidCT 11952 thiro This last ThUled variety is exbroiaely early [~d is

boing considei-oel as a p05siblo subst i tuto f01 Ehrly 1lockhull Strnins such as Khoi-kOf BlocY_

hull and Nobrodhave boen q1dto low in yiold tho lcst two y~rs

Wint erki11ing occurred at ibys with SOLle VJriotios having survivals as 10VI as 63 p()rcont

11I

while others CltlJ1e through the winter with porfect sta-cls StrQJmiddot vms fairly tdl and dorisidoroblloaf rustdevclopod Ol~ all suSccptiblevariotios~Thoyielcl rcmiddotngod from 525 to 196 bushols

per ncro lLnking tit the top of tho list Jero CI numbors 11~5Q1l974 ond11972 d~lilo Jt thlt

bottm 1I~rcNebrod ond ]hrly Blackhull in tlds cso a lctcQnrl onoxbroDoly oarly variety In

genoral the lS4L yields nro in lile ulth ullO 2yoar wcrBe

No w1wberkilling was reporiedfrom Akron but the dry wecthor previous to harvest causedmiddot

straw to be short test VTeightslight and yields low The lighost yields 7ero reportod for C

I numbors 12105 l2l06aca 11952 No 2-yoar avoragos are sholm for this station sLlcO tho

1940 crop v~s a fai~c

At Fort CollL1s grmrlJh VJaS hoavy as l+sua1 the strm1 las tull undbeforb bargest all va

riotiesIere lodgod completely Yields ranged from 69 bull3 to 449 bushels per acre The throe

highest yielding strains Lll 1941 Tore CI numbers 11974 11970 3nd Comnnche For the 2-)roar

period CI 11974 raDkod first folloITed by Crnumbers 1~950i 11970 c-uiQ Conmche

Test Teights at Hesporus ranged froll 60 to 64 pounds por bushel aJd tho yields from 648

to 349 bushels per oore The Mghost yielding vorieiies lere Blackhull cr 11971 Nebred

and COLlCXlcllo 011 oflhich gavo moro tIm 50 bushols lJor ocre ~nscd on a Z-yodr averagef

Comanche had telO ~ighost averoge yiold poundol1Oled by Blockhull CI 11972 old C~r1l974 The

agreenent betllOen tho 2ye8r nvelngo o1d the 1941 yields is lotsO goocl at tllisstation

Winterki11ing was very severe at Ames but the rellJtionship between survival and yield is

not very close For example cr 11969 lith a wnter survival of 86 percent yielded close to

the bottom while Cl 12101 with a survival of 26percent rmuod secOnd for yiGid so it is

apparent that other htizard~YiOre prE)sent Test vrOig1lts whore obtained rangod from 543 to 590

pcn~nds per bushel The highest yieiding v~~rieties v[ore Nc)redC 14101 bnd KJ-1rkof The six

lowest yiolding strains gave lessthnn 10 bushels IJer acre~FOr~ tho ~yo6r poriod 194041 CI

1197f has hd tho h~ghest avorage yidld follmmd by Nebred Pa~moe end CI 1195Z

AtL~ncoln t110 November freoze causQd consid~rablewintorkUliilgand therelationsllip

botlTeen middotlintor surVival anltlyield iis fairly goodbull incre~re 5omo exceptions in tInt Nelired

Cl 11971 elld Kll2rkof rith good survivals ru1k6cl rolctively lQYI iny-ield This 1DsproboblY

~

ctlusod b~r 0 combiIl)ti0l or Joopound rUst lnfotion~ hossion fly ~1lngo ~d tho h~ ~ough~bull All

varieties except Pamee Carrieda foiply heavy lecpound rusb infect ion and testvreights were ratherbull bull bull ~ ~I ~lt 1

low langing from 44~O to 592 pounds ]jar pushel~ wo varietJ~sC bullI~ numbers1JS50 rnrl11952

~yields abOv~ 30 bushels -oermiddot acreTlhilo f~mvnietiosCInumboIsmiddot1975 J205 ~ii~77 - i

~bndi1976~yi~ldcd 10sstl1Q1l10 bJShotsporO-ltFo TIloS 10lYiolds T10rC accotap~io(fbY~xhrlJolY

low wintor suwivals Based on tho 2+ycQJavorago JihrJy BJacklmll hndtho nigh9stnverogoI - bull bull bullbull bull bull bull

inciinodto bo vL1tCrtoiiidor~

middot yiold fonowed by CI~tJUIilb0tS1l950~ 11956 t lmd Pamoo~ All ()f thQsostroins are early andI

COllsidcrrblo 1i11torkillingmiddot VJUSrcport 00 from AJliancbut tho dnto arc not too consistont

lith vih is knownofthdhnrdii1ossof tho dipoundforont vc~iotios For 0~10 GI11964 l~d ai

survivnlof l00porcontcomparod bo 8~ -percont for a1lJltof It is YT)1 Mllbtf1l1 if this xol~

tionshipis correct Grail1 quQlityvtLS poundcidygood JlJdyiolclsxogcd fro 0 21bull3 to 84 busholsj gt - ~ gt bull bull bull bull ~ bull bullbull bull

poraCroCl Dunbers 12102 121OJ~i[u1dKl11rkofampvctho highest polds in 1941 andCl l11Woo

middot bors 11975 11956 D-ld 11977govo thoi 10I10stones ior tflC lJ~r p oriod CI 11972 rc-Jko~

fiist for yielii K11rkofsecond CO~1Cho t1ird and Jqn_ecf(gtUxth

~obl0 1~ - Agro1ooic Q1d other dcto for uniforo willtor uhot varictics BiomiddotJ11 in rcplicQt6c1middot j

nursor-plotsincooporotivecxporioqnps at12 stti6ns in t10 hprd r9d ~yintor vlheot lnroa iJ~ 1941 and nvor-ge yiqldsfor 193g41

bull

Imiddot

14

23

7

611

middotmiddot15 i

91011 ~

13

245215

23322120125223~5

203

VS 36 580 196VS 34 q5~O 181V$ 35 560 17~91532 560169

S 31 545 167VS 37550 166VS35 588 165VS 35 540 165VS 33 560 164VS 34 635lt 161VS 36 50~0 155VS 35middot 5~5 151VS 33 560 154vS ~31 565 150VS M 54~0 149VS 31 510 146VS 31 510 1lt11

VS 3~ 560 141VS 34 5SW 13~9vS 35 560 136VS 35 51~5 13~5VS ~2 560 121VB 33 56 0 middot119VS 32 56~O 115 213 12VB 32 50 3 J1o3 lQ3 17 VS 3lt1 9~O li1 212 i$ XS

Smiddot12 470 9 7 l~ 6 16 I

v 31 500 74 19 19 VVSS 32 170 73 182 18_

34 166 67 130 20)DOCli yic1CIio~ Oiiy lio-middotinrieties IS7 ousl1cIs--

Denton TeJmS(OW 1 ) our p pus

Ptv 0CI

number

11952 April32 1fny26 601511673 April 30 middot1~by31~ bull 15 2012iQ4 ~pr~l 39 June l 15 151l956loiloy 5 tUne1middotmiddot 5 15

11669- )by 2middot JUl1C 1 13 1512105 April 29 lvhy 30 4 28

12000 prp24~26 60 ~311992 April 30 ~ 3q 10 23i2103 tllili)T 2 JulQ2 10 a5li974 ~pril 29 JUlio 1 13 4511823 by 6 June 2 10 1812106 ifby 1 June 1 5 28

11972 Ithy 1 June 1 18 20li961 YJ6y 2 JUJo l T ~ 011019

0 97~t~pril 81bY middot3135 5

May 6 Juno 2 73 13 11950 Yoy2 JIJll0 ~ middot3 25 A856 -t-oiil 22 ~vftw 2~ 58 811969 ~By 5 lIDY 30 0 011899 by 4 middotJun02 18 35 118middot1L ~Jay 2 JULJO 2 56~5

12101 ~v1Y 1J~)q~ i 58 0812102 ~IJccy 2 Junol 53 Igt

6251 ~4V6 Juio ~ p5 18JlSn uJpiy 2 ri Jii-1Q 118 5511876 poundtiV 3 Juricl 63 2011870 thy 1middot middotJUno 1 65 83

11977 1441 6 Juno 3 80 3511971 ubv- 2 JUll0 2 73 36I 1442 ~ Juno lt1 55 40

monaiirucrrar ofa Clifferonce botloOD tho

- - bullbull~_c- 0_ -bull ~-

TO-ble 19 - (Co1tinued)

ChilliCQt)l~middotTe~s--rFoux plots----

- to

1

I

-r- -_~_ ~~ Leat-IL~pging r-w~e )j ~vo~o-Yr-- -- C~I bull~ Dah iHQigh~rust I eld 1940-41 BarJltn1lIlb er headeC-Lmiddotmiddot i

Percent PcrcClt Mels Bushelsr- ------ CInches39~- 11669 Maiv 7 ~ 30 241 213 1

11992 May 6 39 20 10 231 12104 May 2 40 20 15 2211673 IIuy 2 42 8 5 21Q 213 111973 IipoundW 2 38 25 15 214 213 111972 May 7 bull 41middot 25 20 211 2Q5 412103 May 7 41 20 10 20611956 ivJay 9 40 T- 10 193 17~8 912102 iicy 5 37 65 5 17411964 ihy 2 35~ a 5 17middot0 I11970 Ilioy 2 42 50 20 159 180 8 I11952 April 26middot 33 - 50 60 156 176 10 8856 April 2middot1 34 65 95 152 183 511950 ~i~ 2 39 ~ 75 152 151 1211823 LlJay 8 41 25 ]0 148 181 6 I

I11999 lbiY 6 34 65 90 147

112106 Ihy 5 38 20 75 1-1712105 llioy2 42 5 40 14511974 Lioy 2 10 20 30 140 162 11 I118M lib 6 37 50 60 136 181 6

I12000 April 25middot 33 65 95 136 I12101 ihy 6 38 65JJ 15 128 11969 lihy 8 38 ]1 25 120 142 13

I11975 iby 1 36 65 15 87 129 1511lt12 ~~ 11 40 65 5 90 111 19 I6251 bullJJy6 36 50 100 amp8 141 14 I

10091 Lhy8 37 75 10 78 middot102 20

I11977middot Boy 10 37 40 85 74 n3 1811976 rJoJr 7 37 65 60 amp4 1l7 1711971 lifoy 7 38 75 100 62 128 16 I

I

Standard error of 0- difference between the meO-n yieldsof any two varieties - 321 bushelsbull

11 Severe firing of leO-ves

t ~

~

r 3P~

rabl0 19 - (Continuod)

~

r-Tmiddot

913

13

71215

26-9239231

250236

29026~290

246214243

middot281

C I HQi~lltl I IIIJXlbo_r_L-==-~==--L---==C-~~r--+-o+l-------tltilt---~c-r+~==+-~gtlt===--~r-t~plusmn-r~~ROr=cn1~ct

~~ 1

lJ669 16 JUri~ 25 32 87 610 104 320 I II

11972 20 J~o 29 34 87 585 392 299 2i11956 21 Juno ltZS) 33 i 85 600 3S3 29~7 3 i

12103 20 Juno 30 35 88 600 383 i11882 18 Julo28 34 85 600 36111969 22 JunoZO 34 87 585 35~611823 20 Julybull136 82 550 34011973 16 June 27 32 86 600 34012104 18 June 273S 88 600 33811673 16 June 27 32 85 600 32511999 20 Julie 0 35middotmiddot 83 605 32512105 16 June 24 32 82 60032111950 17 June 27 33 84p80 31911964 17 June 25middot 28 86 610 31211976 18 June ~e 32 85570 30911977 20 June 29middot 35 77 570 3071210220 June ~ 34 86 600 30 711844 20 June 30 34 86595 middot2991442 24 July 1 36 86 59029811~52 12 June 22 32 87 615 29812101 21 June 30middot 33 85 600 28910094 21 July ~ 31 85 590 27911970 20 June 29 37 85 595 27411974 18 June 28 31 77 565 27212000 14 June 25 32 83 590 27212106 14 June 24 32 83 570 271

6251 20 June 30 3433 82 580363 213 1811971 20 June 29 81 575243 229 16

8856 10 June 2Lmiddotmiddot 32 80 580 ~ 7 1amp5 20 11975 16 June 28 33 80 565 212 211 19 i Imanaarcrerror of a differeJiii6~qiyroojn-1homQanyJo1dsof~~tw6-Yltii-+oti os - 3 ~Dushors----

I

~

ft

- 3$~

~able 19 - (Continued)

37~0 4

380 3

364 5

318 63~0 8middotmiddotmiddotmiddot314 12

341 7[327 9

325 10 J~

I3h4 middotmiddot12 3]5 n

~$~7 15

In1 17

29~4 14 ~

a74 16J

267 18

227 20237 1degJ

53509493491 479473-15244-7middot146433j27126middot12139939638$ 3943793793723563-123263r630~228~8

2712622Lh8Z4~7

6359~Z61616158~1606061i~6661605860585558506157564658605658

5334

3924

5051

294

5316fI8~i18

4045

2054tJ831393025Ii211129133155deg50

50495149494850

51SO50

4917

~I S1

564$ 16middotmiddot48lt53

48194948lt1617501545

15 14middotmiddot 12

1614

14gt 11 15

-131415

16 17 J510ismiddotmiddotmiddot13ltlEl13

~i~JP middott6middotmiddot17lt16 lt16-i5 ii

1$16

11 14

512

8109

11 Smiddot1014

1312

102

88

-129

14middotio

J2la

15 913 11

Alt

1514

1195211972121051210312104116691197412102121061199211956121011184411973

88561195011673119981196411823n87011871

625114-12

11975middot1197610094120001107711868

__n~_~2r l~~~j~~tlL6Igtilg Ib~ fgd]~Jvnyln6hcs) (EOrccnt) (ol1nds~-l-ri-~~u-shols) -----i

I

~ ltlO~l 2 i 405 1 i

standai-d error of a difference hetwe~n the mean yields of-any two varfetios - 19Zbushels---middot

~---~-------- --------~

Table IS - (Continuod)

- 3D -

Table 18 - (Continued)

276 7262 926-1 8

239 11243 1022-6 12215 13211 15215 13207 16182 -20205 17W6 18184 19

25 2) 43 5 52526 25 42 40 48527 25 42 60 47025 25 42 50 45224 25 43 5 44820 2Q 43 90 pound13bull726 25 middot14 25 t13~5-

23 21 41 50 13525 25 42 20 middot12~9

27 25 -11 5 middot2325 2lt1 39 10 U7

~ 26 26 42- 75 lt10322 2] 42 -50 38026 2$ 11 75 37625 2~ 43 50 37826

2~ t17 60 371

27 25 10 5 36325 25 44 80 36_025 ~ -13 5 31125 25 42 50 29~8

-26 25 45 80 297 28 2q -11 50 288

27 26 43 90 27526 26 39 60 26927 26 38 85 268

28 28 38 75 25729 28 -12 90 251

-ZS 26 12 80 24~1

27 26 39 80 21~1

10 IG 43 00 19(5

11950 1197411972121041199211952121031210611669119561196111999120001210111973li97011969121021210511673118411182311971119751197611977

14126251

1009lt1middot8856

----aJmiddotmiddotizcrogccr Survival D1e1r _ Rc)ight 1ecd rust cro

number Hoadcd Ii~1bullbullbullo L bull JLcld-----=-=--Lr-Fpcrc-6it 1f1y upo -h n--ch-os--Ircontj (BUSh91s)-J~~----I-

10090

100769391908396

10086

96100

98$8

10088806577

~ 8580

100 63

7677

10096

10098

Standard errorof a difference betw~en the mean yields o~ any twovaxieties - 536 bushels

41 _

Table 19 - (Continued)

Akron Colorado (Five plots)

12105 Way 26 23 545 lS212106 May 28 22 55~0 17111952 Wey27 21 565 14711972 Juno 3 19 57s 14711669 May 28 21 550 14111970 llfiav 29 23 500 139

88q6 May 26 22 560 13611971 lVlay 31 20 545 13511999 June 1 20 570middot 133118t1lf1 IYhy 31 22 565 13312103 Juno 2 20 560 13011S92 l~y 31 19 540 12612104 H~ 30 21 570 12510091 Juno 3 20 570 12512000 IVlay 2821 5middot15 12-4

6251 Juno 2 21 560 1l4n950 (ny 29 21 515 11Zl1S6l lihy 31 13 535 11212101 Juno 3 21 545 no11Sn Juno 2 21 535 10111823 Juno 3 20 540 S911875 lihy 27 IS 560 S112102 ltby 31 21 560 09

14-1 Juno 4 21 560 3911S60 Dune 3 13 550 C711S76 Juno 1 19 5middot10 G611673 ivhy 30 21 500 8511973 Juno 1 20 555 C2

I

11077 Juno 3 18 5middot~5 amp2

11956 Juno 3 10 =--i=5G5-r--~fiF--5=-3r__Stondord orroref Q difpoundororico betwoen bhomonn yioldsmiddotOf QIlJ two vC)riotios -Z09 0ushols

Seeded September 11 emergneSeptembor 17 1940)

I Height --jmiddotweight per=1~vCi~ampO9Cro-[1 C~Ic7llJ=lmib-=o=r----L --Datoh=o=ad=cd I ~ bushcl __-Z_~ __

(Inchos) bull (Pounds BusholS III

I

III

I

I

I

f

Table IS - (Continued

rorbCol~ins Colorodo1(Fjvoplots)

8

20

147

11181617

131012

85

1419

459503~

1734U415~

449

i

46-147547l4S9506459 433

- -- o---~-~- - - - ~--7-IA-V-QrccCtgc~Ocro-t Yield f

el no rDatQ-- - ~lield--1Avertlgc _1~lbii4~h~k=gt ~ush61s) ushels) 1

11(71 May 2D middotlD a GS3 567 1 Ii

llC70 llny 31 _ 52 O 640 523 311673 lvny 30 50 0583516 4 I12106 Iby 29 bull __ 51 a 570 111823 June 2 48 a 566 506 5li950 lviay 30 _ 49 a 560 54~ 2

- 12000 llilay 30 50 0 5601~105 May 28 j 53 0 5608$56 lvhy 27 52 7 557

11971 June 2 51 0556 12102 June 1 46 6 548 11973 lJby 31- 48 o 54311952 lvhy 29 49 18 537

-11975 lvby 30 48 0531iUi56 June 3 46 a 526i19n June 2 46 3 525~ii6S9 Fey 30- 48 deg 52111976 June 1 47 o 50611999 June 1 47 14 506il992 lJaiy 30 47 32 504

11811 June 2 48 18 lt199 12101 June 2 middot16 14 499 11-12 June lt1 48 32 182 6251 lvhy 31 48 1847411969 June 2 47 0middotmiddot lt17010middotj94 June 3 17 a 463

12103middot June 3 48 a 160 )1977 June 3 46 a 458

1196middot1 14ay 3C)middot 16 5 457 12101 iIay 30middot 19 0 MS

H bull i bull

StnnaDrd error of a diffcreiiCC ~otwccn thcmc(]l] yiqldOs of iinytvio voriotios =546 buShels

I

~

- 43-

Table 19 - (Continued)

scsperus ColorC1do(Tl1rce plats seeded September 27 1940)

Imiddot n~~rr ~~~l--=uigh ~

porRDnkbushel

I I ----- -~ ~ugust=- ltInches I POUoJds) ---

6251 10 4-1 63 618 509 2i llSn 10 ~ -12 63 5604 419 3

10091 8 l ~ 10 62 558middot B2 -0

ll673 middot12 62 539 514 1()

8856 5 J laquo 44 63 492 440 711974 9 42 62 475 443 4

12101 10 lt 44 64 474 12000 8 42 63 463 ~

12102 12 44 62 458--11823 10 lt13 60 456 400 1011976 12 40 62 lt156 442 5ll81fl 9 44 63 451 408 911972 8 flO 62 4t 472 3ll950 6 n 02 -134 399 II

1112 9 42 62 428 388 1211973 8 41 63 123 370 17ll969 10 12 61 418 343 1911992 8 14 62 -11-7 11999 8 11 6lt1 -n7ll961 8 lt12 62 n~

ll669 7 f bull 38 63 107 378 1412104 12 44 62 10412105 11 44 62 404ll956 9 14 63 101 374 1512106 11 13 62 39611975 12 42 62 394 367 18ll952 3 40 64 377 310 2011977 10 38 61 357 374 1512103 12 44 62 M9ll970 11 45 62 329 388 12

bull Standard error of a difference between the IOOan yields 6f any tWQvaJieties = 768 bushels

f

I

Table 19 - (Continued)

1- ~

t ~ bull

o14

AIDos Iowa (Jiourplots)

10094 69 588 288 403 212101 26 E86 255 fl1442 34middotmiddotmiddotmiddot 528 247 366 7

11950middot 51middotmiddot 554 221 377 -511999 middotmiddot 45 588 22111844 51middot 578 220 356 1111971 1-3 556 220 424 111972 35middot ~ amp72 208 366 711956gt 55 590 201 364 912103--- sa 587 195 11952middotmiddot 66 588 170 390 412104 ~ 64bulllt middot585 16812000middot t 579 16211669 78 S~r4 16-1 391 311992 10 573 16111974- 61 543 160 369 612102 2~ 598 158

6251 78 579 155 346 1311973 54 586 155 354 1211823 li4 544 154 357 1011970 28 5704 114 342 1411673 60 563 139 33 1511964middot 51 579 1358856 18 581 119 328 16

12109 J 15 563 9511977middot 6Q amp0 2amp2 1811975middot 71lt 72 299

_ J 17-

11969 86 ---- 57 270 2012105 13~- -_ 4111976 _5 32 271 19 l_

~~~df~~e~~let-~en

Standard

the yields ororyy two~6rieties= 249 bushelsbull-

error mean

- 45 -

Table 19 - (Continued) L~col~ebraslm

(Five p1ots~ seeded acpt01~er 25 emerged September 30 1940)

9

8

13456

715

17

161814

11131012

227221232225

1965186207

32~5 280 21t7276 272

--~l~till~~r gtti~~ - ~f~1-ei~~0 vre~-~TICJlV~ Jlvera~~clf==1 ~~~~_l~rvival)le~~do~rmpeIreacti~zrl_ _ J bush~l- ~~el~~ 1940-~L ~~1k_1

Pc -ilij June 1L1) -Wosf Bu ~Bu- I11950 65 29q4 22 35 568 317 316 2 I

11992 6525 25 34 557 3098856 69 P 20 3 36 592middot 295

11956 66 2pc 26 2 32 57r 28011669 65 33lt 24 2 34 564 26811844 56 25 27 3 36 568 25811952 702~ 20 3 35 58824412102 5626 27 3 33 57 7 22112101 61 26 27 3 32 568 19411973 57~5 26 3 34 55~(j 19112000 51 43 25 3 33 55~4 18610094middotmiddotmiddot 84 Z6 26 3 32 543 17411964 56Z6 25 2 30 51-0 17111971 74 Zo 26 3 34 518 154 11972 60~7 27 3 32 518 15111673 57Z5 26 3 34 526 118

1142 76 Z7 c 28 3 34 550 itG11999 46Z7 28 3 31 539 14612104 44 Z5 28 3 32 amp-10 137

6251 69 ~rlmiddot 28 3 34 550 13511970 63Z6 26 3 37 510 13~iJ12103 middot16~7 27 3 30 539 13311823 51~7 28 3 31 17-2 13211969 - 52 Z7 27 1 32533 13611970 13 ~6 27 3 28 195 12312106 41 35 25 3 30 510 -110111975 29 (37 28 3 28 190 6612105 29 AS 28 332 510 6SllSn 39 29 28 3 2810 55 174 20

I 1197e~ __~~ 29 28 bull 3 2747~~_54 185 19__1

Standcud error of 8i differ9nc~bet~loenth9rmoan yieldsQany1-wbV1arieties 298 bushels

l 1 and 2 arc degrees of resistance 3 and middot1 degrees ofsliscoptitbility

f

46

J

109 10

106 1191 17

120 994 15

106 ll101 1393 1679 2090 IS96 14 G5 19

Ronk~-

i150 2 t141 4

I154 1

137 5147 3 I

130 6

128 7124 S

Table 19 (Cont inuod)

AlliOJlce NebraSka(Thiee plots

C~I

number

12102 80 JiinC3 21 610 21312101 88 Jime3 3() 625 206

1112 88 JuneS 27 610 1$911669 85 June 2 20 605 lSS11972 83 JJine 3 19 615 lS712103 gO JUlle2 20 600middot 18~9

6251 75 JUIle2 23 620 bull lS~311973 87 JUiEl 2 19 615 lS111673 85 June 2 21 610 IS )12105 60 J~l 23 605 17910094 97 Juil3 4 18 615 18-511844 90 Jun13 1 20 EiOO 15~912104 middot83 JUfl92 20 595 15712106 $3 JL1Q 1 22 590 1511992 S1 Junel 21 56~0 15311964 160 June 2 19 580 119

8856 83 Yay30 20 590 13411999 88 Juile 2 17 600 13312000 ll8 JUIioZ IS 595 13311950 87 JU1Q 2 17 570 12middot2U969 90 Juno2 17 590 117nS74 88 Junel 18 580 ll6ll91 92 June 2 17 575 ll211952 M Juno 2 16 58middot0 1071+823 87 June~l 18 580 10311970 OS June 2 18 610 9911979 68 Junc2 19 585 8611975 15 Juno 2 21 585 B911906 ~3 JUne 2 17 575 061197 78 Juno 3 19 600 84

Standard error of a diffcrcnCebetwoonthe moan yi~lds of ~ly twovarieti~~ = 389 bushels

iL-s

- 47-

STANDARD EBROBS

Standard errors were calculated for each station as outlined on page 21 of this report

In table 20 will be found the number of plots t average yields and standard errorS for the unishy

form nursery grown at each of the 12 stations~

9-411512

7middot63575

132227237145

187321335205

265453474290

696 492 348 891

369 301 213 719656 5~36 379 1057

331 209 148 1279864 546 386 7329 Ll0 7~68 543 1228

353 249 176 1101

1 73 298 211 1234188 399 282 19~25

---_

Imiddot -l__Stl1daril er OJ opound a ---_== iSbgle~DifferOJ1Ce ~l 1

I plot between oeDLlS lfuSlio-rs=~rcenr

(Bu~hols BUshcs Ij

ITexns

Denton 4 1403Chillicothe 4 1501Bushland ~Irrig~ted) 4 3105Bushland Dry) 4 252i

OklahomaWoodward 4 3904

hJsosIvbnbnt t an 3 2964hys 3 3585

ColoradoAkron 5 1157Fort Collins 5 5270Hesperus 3 4416

IowaAmes 4 1599

NebraSkaLincoln 5 1710Alliance 3 1465

Table 20 - Nwnb)r of plots averGge yield and standard errors for the uniform yield nurseryat each coopmting station in 1941

NUmber -+---XVerageStation of yield of

~lots vDrietiesbushels)

SUIJlifLBY OF NUBSERY YIKLDS

The yields of the 30 varieties of winter wheat groW1l at 12 stations (13 nursories) are

sWllIIlnrized in table 21 whore ~he varieties are listed in order of the 13-nursory average yield

These avemgcs arc of int erost only insofar 1sthey shaw the generai adoptat ion of the vcriety

A more detaile~ study is possible i as the vcrieties also have been Dvercged and ranked by Stotes

Pmmee hDd the highest aVerage yield in 1941 rhis v2riety rankod first in ~exns ol1d

f Nebr1ska sixth in Oklahoma and Kansast f()(rteenth in Iowa ord seventeenth in Colorodo In 1940

Pmmee ranked second in the nursery and again made its poorest record h Coloiiado Cheyenne x

Tenmarq (CI 11972) rnnkcd second ~~ing its best record in K~s~s ~his strain ~id the highest

average yield in 1940 Li third place WC1S KalTv2Je x TOl~rq (cr 11950) a wheat that ros been

high in yield for sc)voral years in spite of a tendency to shcttor under certain conditions

KamiddotNalO x Tenmarq (CI 11992) rOJked fourth culd KDxNnle x ~e1llIDrq (Cel 11956) fifth ~he avo

rage yields of the four leading varieti~s differed vGry little It should be lintcd out that

tho first tlOlve vorioties had ~oxmrq as one parent In this sune group four varieties rod

KmNale os one Drent DLid i~1 three cases CheYOJu1e laS used in the ClOss Eighteen hyblid strnini

rI

IrImiddot

I

bullI I -- per acre Iz IN1rm Iemiddot Iowa eP~1rP CoIOrte1o pound ~

ii C~I I lIuh- 1 I I I I I I 1 ~ I I I J 13 I=~ i 1Cldl-1 1IIiu1 1aIIilble- JIBIIIlIOOl1-middot~ 1AIlbmkl ill8$iLi_ AlU-A~ BamkJori aAllnDdleit- Ae-JIaak1 I S~ 1 u- DIF (rnc~ -- rampampel 0middot I colin aileerace middotJCol- i tPenalftCllI lut1eot1IenAllid)_ I ~ bull I bull 0 I I bull UD I Imiddot I

I

III

Jampbull

I -

iftliaart errOl o~ bull _ (1IuIIelII) 132 227 1115 2- 096 21 3079 211 1middot16 211 2~12 116 86 1118 5middot1l 228 0 080 J I Is~ error ~ bull _ (~) 91l1 1512 515 16 5005 1middot91 11910middot51 639 1101 12- 19025 nll 132 1219 ~2I 6JJ 11l II I

- 49-

ronked obovc Faxly Blockhull ond 21 nere obove Blackhull OCld Nebred Again the Hope crosses

failed to give good yields as Hope x Tuxkey 1069 rmkcd cightcenth Hope x Cheyenne twenty-fifth

Qlld KlJlred x Hope tVlCllty-ninth In the 1941 nuxsory three strains had [werage yields lamr thDn _

Khnrkofchock

Tvrenty varieties have beon grovm iE the nuxscry for the 2-yccr period 19middot10-1941 Clt 11

stations vlith 12 nuxseries These dnta are presented in tob~e 22 lhcre the yields are avoraged

by States and the vC1rietics are listed in order of yield at all statiolS Cheyclmo x Tel1m~tq

(C I 11972) bad the highest avercge yield being consistontly high at 011 sttions excGIJt in

IO7au1d l~ebrcsko uhere wintorkilling wos heavy KavJValo x Tenmarc (Cl 11950) roikcd second

and PmJnee third These tvro strains had consistentB performuncos except trot Pavmee roc1ked fifshy

teenth in Colomdo Kawvale x TC11lIlurq (Cl 11956) ro1ked fourth COlIiltlIlChe shth 1hrly Blachshy

hull tenth and Black~u11 tvmlfth Nebred and warkof hnd avcroges considerobly lovlOr tlmn the

earlier vcxieti0s Etrly Blockhull x TollJDXq (CI 11952) hod 01 IverG-go yield considerably

higher Uwn Fcrly Blackhull In spite of tl-Je viintcrkilling ct the more northern stations grom1g

nurserios in 1941 tho oorly lalf-rustresistCJ1tvcrioties rlgcin rere at the top of tho list

for yield

Dato for c1klXocters other than yield cxe Qvorcged and presented in table 23 Since all

stations did not report the same datathe number of stations entering the averages is shawn at

the top of each column

Winter survival data show Nebred to be the most hardy variety in the nursery TvJO KltUlrea

Hard Federotion x Tenmarq strains (CI 12105 amp1d 12106) proved to be rather tender The rest o~

the varioties lu1d survivoJsthnt variod aver a I11frOVl rongo bull

Farly Blocld1ull is still the earliest vorioty in the nuxseryAt cleven sktions ipound 1VG-o

raged two days oarlier in headbg tlJDn Ebrly Bladldlull x TenmGrq (cr 11952) and three days

earlier than ChcyoTJ1Je x Thrly Blockhull (Cl 12000) Sevoetecn hybrids in the nuxsery rod rnv~

rage dates of he1ding e1Tlier thlt-n Block1mll ~Xkof ws the latest V1rilttty in thG lIllrSor

This gives a clear picture of the empmsis being ploced on cCXly vrheats in thoarea Ripening

datcs bring out about the same differences Qlthough the sprood is not so grect

Height measurements vcre reportod from all except one nursery and the averages showed

KltmredJhrd FederCtion x MiIlJmrdi-Mintuxki (CI 11970) to be the tallest and Hope x Turkey 1069

(Cl 11964) the sholtest athel vaIieties shOUwd very little differcl1CQ in averag0 height

Lodging data were reported from four st~tions )J1d indicated some differencesmiddot ~he weak0si

strawed vrieties were l31ockhu11 E1rly Black1lull and CheyeIlile x ]1rly Blcckbull (Cl 12000)

The IGastlodgir~was reported for Nebrad Ivbrtin x TOJ1PlOrq3 (CI 11823) and BltLckhull x Ten

marq (CI 12102)~

--

faltb ~ -~ of Bence Fie14 of ZO wbhr whea YUieU cr- ill _Uelll Fie14 _erie bull U aUon in lla 1l8I4red riDur whea 1eC10nbull 1~1

a I t llpllle1 pH Ia I I Jtpe Pr I Japmiddotu COXon4lp I Ina f - 1tratIla ~I bull I I IJlaU-Illpell-l I I I I I I I I I I I I I I I I I 2 I

1 t 8Iie7 or I 01 IDa- 101l11l-1 1Ul41 1a1llAn- lBultI1J~III lAy I Ihr I Ay i a I Ir IAlA-IAy I I- Ia I _811 on I cohe(IlIi+(Drr 1l8p I - IftIlll 1lIuIk1~I_1 daDk 1001- 1p8n81 ZIJaIi-IJIaDJt I aohle I r-BaDkIUle Ia I I _4118114) I I I I I I 11M I I I I I I I I I

IIq~n z 8uaIq 1172 ~1 205 29 11 232 3 40 1 ~9 32~ 31tmiddotl 3 506 ~12 1Ns9 3 ]66 7 221 15 I bull 312 IlKarial i arq 1150 2O1a 151 281 19middot1 20 bull 31t l 1 352 386 1 ~~ 9 ~7middot2 5 middot7 5 llmiddot 10 211 t 30 I11_bull 11669 25middot~ 21 32middot0 lbullL2~5 I 31middot0 _o~ 29bull9 311 ~

3Tbull1S 19 ~ -~~l ~ 271 ll~ ~1_ I

llawnJOZ aDUlq 1156 21middot ll ~1 16 235 2 36~ 5 31middot3 30 ~lis ~~ ~3~2 13 280 bull 9 i

llured-IIuIlJe48laUonz8uaIq 11971a 2115 162 middot3 162 203 10 38middot0 3 2 ) 561~ 50middot5 2 369 6 2001 120 16 13 291 IIaouoie 11673 252 21middot3 236 16 217 ~ ~7 9 350 29 5 bull ~-6 5~515 1 5 1 22 l~O 1S1 12 29 IllallJ B181llt1ml1 Z auaJq

~=281 176 23middot1 15middot5 211 6 1 2 3S~ 31middot1 2 7~5 ~o ~ 19 0 272 106 I 7 291 I

lIaIlIet Z Blackmll ZO 11 269 169 206 9 JIJbullbull 6 1lmiddot7 ~ 210 lis 7 10 356 11 276 12 ZO~O ~ 212 I I

IO~lIIIile Z aazq 11~U 19middot 21 290 15middot0 21~2 5 ~o bull 6 276 30middot6 7 ~ ~0~7 11 35~ 12 2 1~bullJ 5 bullbull1 I~1ulJBlacldml1 IS 25middot2 18 1middot5 11 1middot3 12 llmiddot~ 12 6 1~ 260 12 ~9 0 ~o 9 32middotmiddot16 32middot5 lG217 1 269 I

1~1Di ellMIq 1112 middot215 181 26 lla ZO2 11 32middot5 io 261 226 2~1 11a ~6 400 ~5 bull t 7 10~~

1011~bullbull 16 265 I Blokml1 6251 21 llal 21 10 17~ 15 2S1 15 211 ZO5 2~ 15 ~ 509 ~7middot1 ~6 l 17 11 26 Iilaprell-llull JederaUonz II1Ilha141- IIi lIiDUrId 11970 196 10 211a 12 11 l ll 12 26bull 262 26 11 52 l Zf-l li 1~ 206 l 120 ~~

260 IIJ~_ a011iDe eleoUon 119n 182 12 22- 5 156 19 31middot5 11 ~bullbull middot215 25middot71

~~ 1 ~ 1 221 1 1 260 1Ie_et 1~ 221 102 21a6 10 169 17 - 267 18 2 186 218 19 ~t ~~6-11 110 2 2~2 128 18 11 ~~ lliope Z alureilD 1~~ 25 1~2 290 17middot0 20~ 7 27 19 27 26~ 27110 1a52 ~ ~ 18 27~0 20 18 1 1 18 7 IlliieIkof 13middot0 111 2 1~ 15 20 271 i7 27middot2 12 227 11 ~7 31 1 1~ 36middot6 7 225 150 11 bull 2~ IlIaDJoe4 Z Iope-Bar4 JeIlerUOD 1115 2middot3 12 2lJ 106 170 16 29~ 1~ 260 21~ 2middotZ 16 ~7~1 ~7 1 15 ~9 l1 12 0 li ~7 23middot I1bDie4 z IIope 11976 212 11middot7 250 12middot5 17middot6 lla 27middot~ 16 25middot7 215 2 17 la 2 ~s 12 27middot1 19 18~ 1~9 12 1 2 IICClllp01Ul4 orobullbull 11971 1~9 11 26 16 15 18 22middot7 20 20 207 20 20 1 3l~ rlmiddot 20 212 18 11 5 10 20 21_ II l-

~I

-

Leai rust

Varieties roving

- 52 -

reodings were reported rom five und stem rust reodings from twomiddot stotions

low re~ngs for both diseosos were Jomiddotllee KvlVole x T~qmiddot(CI 1195Gi)

Hope xT~key 1069 (CI~ 11964) Hope xChcy~rme(C~I~ 11969) und KovNQle xT~1IllQrq (9I

11992)

Kernel plump~Ss data were2e]orted from two statio~ aha these havegtbeen averaged and

DATA mOM TREDlSEASE mmsmus

Bmfr NUElSmY

For convenience tho doto from tho vniform Iilinter nhcot bunt nUsery ore includod in this

report Tl10se dnto (table 24)Tore ~ecurec1in cOQpcr~tion with AgroiJqmist s O)ld Potllologists

working in the area

j

f

1

- 53

UNITED STAT1S D]PAaTMENT OF llGRICULTURE

Bureau of Plant IndllStry

SUMiYIbEX OF THE GBElu PLAINSmiddotUN1FOBM WIhrm~ BUNT NUESmY 1941

By HI A Rodenhiser Pathologist and K S Quisenberry AgronomishWheat Investigations TIivision of Cereal Crops and Diseases

The uniform winter wheat bunt nUrsery for tho Great Plains area wos continued in 1941 inthe same manner as in previous yeaxs This report presents 0 sumnnry of the d1toobtoined in1941 together vlith lbhe averages formiddot the vaxietliies grown dUring different periods from 1932 to1941bull

In the fall of 1940 50 varieties and stroins of uinter wheot were SOVl1l in duplicotC8-foot r01S ot- ten stotions in the GrCtJt Ploins and ot BozemaJ1 1bnt KecrneysvilleW VoBeltsvill e M4 and Logan Utah BeCouse of unfovor2blc environracntalcolldit ions for bunt Jonshyfaction or subsequent plont grovrth no cL-m VlOre obtolned in the nuDseries seeded at- Lincoln andNorth Plotte Nebr and at St Poul Ivlinn ThedJta from 10 nurseries axe averaged The SllUt trot developed in the Logan utah nursery was caused entirely by the so-called dworf bunt orgOroniso and therefore the infection pcrcQntltgcs ore not included in the averages for other stationsThe nurseries included vorioties that hud shown resistw1ce in previous years and Igtromsing nm7strJins supplied by sevotal of the cooperat ing stat ions

Inoculuo for nost stations inS obtained fron the previous years IfUrsery at that stationby selecting bunted heads poundroD all infected vriGtics end froD collections DQrle froD faroersfields in the State where the test was made For the IvWiliatGan eXperioent the inoculum laS acomposite of racos knovm to be present in Kansas For the Kearneysville and Beltsville teststhe seed was inoculated with a cotlposite Dade 1lp of inoculum frOD all of the other nurseriesClean seed vms planted in the Logon nursery Q1d infection resulted fron the soil bormc organisn

The vurieties axe listed in order of the avertge infection at the 10 stations Thesemiddotaverages ranged fron 01 to 671 percent The average infections for SODe standard varietieslere as follows Ridit 20 Relief 26 Hussor 32 Minturki 91 Yoga 95 Nebred 103ond Oro 172 Of the susceptible check varieties Kh1Xkof had an average iIlfcction of 360 Cheyenne 39bull0 Quiviro 518 and Chiefkwl1 671 TJO hybrid strains hnd averogo infectionslovler than Ridit These were Oro x Turkey-FlorQamp1Ce (F9) and Hussar x Kmred (CbullI 11989) Fourselections fron the cross Hope x Turkey 1069 bad aver~ges 10Ter tlDJ1 the porelit varietyTurkey 1069 (CI 10016)

At the bottom of the table are shovm the average infections by stations rhe heaviestinfections with inoculum other than the dwarf bunt vmre obtained at Bozeman Ivlont Fort CollinsColo and lviurJbattan IWns A study of the lbnhattan Akron Fort Collins ond Bozemun dda gives some indication that different races mltJY be present ot these stations The behavior of thevarieties at Logon is of interest in thlt some of those eorrring rOpoundistance to the races presentin the Plains are also resistant to the dvrnrf bunt present at Logon In other cases strains trot

are quite susceptible on the Ploins see~ to be ~oderotely resistent ot Logon

Longtine averages are shovlD for vorieties gr~m for more trAT) one ye~bull For the period1932-41 Turkey 1069 (CI 10016) Nebred ond Hussor hcvo the 10middote st avero~es For the 3--yeorperiod 1939-41Hope x HussCX (C~I1l834J Relief 2nd Hepe x Turkey 1069 ~CI 11964) hmiddotweshmm the nost resistance Severol of the vcrieties trot mve beon highly resisttnt in thesetests and are othervlise agrononica11y desiroble axe being tested llith individ1U11 races tht havebeen identified in all of the wheot grovling areaS

bull j

i

86

j 1O~106101

7middot96

middot_----~----------------~~-~-~------~--------------------

rI

55

UNIFOBlvI WINTER vrnm RUST NURSERUS

In t~bles 25 ~~ 26 ore presented dQto qn severity of le~f~rust md s~g~~~t infection

on the 30 voxieties qf winter vThed grown Ll rust obss~tion nurseries t~ltgQgheIJ~ tho oountry

in 1941 These nurseries Jre LUintained froD yeor to yecr ~s part of n J1Jert ~elQUrQh progrno

corried on Ll coopcrotion ui th agronorUsts and patll010gists erployed in the ~evoru Stdes CODshy

cerned Lcter t 0 cooplete report of these nurseTies ui11 be issued 8c1d th9 rust percotCges my

not agree ent irel rlth those presented here since the clto sItovm in this less de~oilecl raport

include only figures for the severity)f infection

Differentiol dato for leed-rust hlfection -rare obtdneclfor the vcriotips ot 20 stotHJlS

(toble 25) In cnlcul~ting the over~get Q trace (T) ~ns considered2s equal to O Aoong the

seuihJrd whects Hope x Russlr (CI middot11682) Hope x Konvde (CI 11959)~ ~lcl Red Rock x BGpe

(C o 11821) Ind the lC)VTest ovemge infoctions Of the lnrd VIhBats IIt-uqui110 x Oro (CI 11979

and CI 11851) t Hope x Cheyenne (CI 11969) a1d tavrvnle x Tenrnorq (CI 11956) had averoges

less thaR 20 percent In the snme tests susceptible voriotieshad aver~ge infections of from

60 to 715 percent

Stem~rust readings showing differential reaction wore raported from 13 stations (table

26) Among the hard wheats the mosb pronoun~ed resistancQ vJUsmiddot shovm byHopb x CheyOJlIle (CI

11969) Hope x Turkey (CI 11964) Mnrguillo X Oro (C~I 11979 Cw1d CI 11851) t ond R-044shy

Minturki x lVJinturki (CI 12022) Of the semihard mGQts Hope x Knvrvole (CI 11959) and Hope x

HusstX (CI 11682) md low nveroge infections

Toblc 25 _Severity of 1e1 rust infection on ninter nheQt vQrieties gravm in the Uniform Rust Observation Nurseries in 1941

VGriety or cross

~

5355 302 50T+ 25

15 305 15

1 70T 501 65T50T 35T+ 10

T 301 50

1 65T+ QOT 5o 10o 1 T 25

0 25T+ 30

T+ 30T+ 45

433131054 4128

30 13313~3

806570

70 36765 11975 56770 46460 24460 26140 180middot25 15835 15465 21865 190

170 261

80 63 080 71535 35880 64910-63 390Q5 8HO t9 010 t5a I1099 OJ

15 117 m15 124 I

65 245

B565

100100

6520202540202515

46 SO10 50609025 5T 10T 70

2S 1525 lt1585 6040 80

T 255 40T 25T 255 Z5T 25T 10T 20

251015

TTT

20355

2010

15203030

52020

101010

1

30 25 80 - 9025 60 80 9015 5 80 8020 65 80 9020 -40 60-8Sshy20 85 90 10030 40 60 9010 T 25 10

1 T 20 105 T 10 20I T 10 20

T 10 40

70502060eo6070101015

510

753075

55

10

106080704030401510102015

9595809595959020

5Q

5070

7010100102010

100100100100middot

75202020

T55

20

30506030104020

TTT13

503080TTT

75 5060 7060 540 8070 middotmiddotmiddotmiddot6065 9085 4040 T

3 23 2

25 T20 20

25351575T5

JO30504040252020

55

103

9090gt9595Sfr80857570657030

8585

51060G5

8090

70207580556570551095

2525402510

TToo

oT

402585-~

T

-

85100

254065shy6525

5T

3T

10

3525middot9590

52525TT

105T

759510

10085

10075

5252

15

5060

100TTT

35

2525

325

3T2T

3

225615

115

5

)5252010

5352middotJ

515204025

60 7560 9510 545 10000 100Z09015 20

5 55 T

30 T3 T5 T

355

75T5T

7590306585-85452010101550

1530

57

1055

-0ooo1+

607075551045

51020656065

40755580755520

3551

20

T122

5211T

502510

253010152510

51TTE+5

TTT5

51020TTT

152025101510101515201015

50754050404020

T

fSoit Bed ~hignn Amb er 5620 751 TiUIllbu11 5657 80~~tDcnton 8265 50ti bullbull M(3Jster 6471 90

~tmiddotgtoiit~~~ioncon ~f~ ~gampi Purdue no 1 11380 80r~WijDas1i 11384 60t middotEUitzsel x Hungarian 11849 50~Fultzseh x HungaXion 11850 45~rbulll ~tz sel x HuDgorian120l7 30)middotFultzsel xTJWIlbull 12018 40

~H~eHt~=Redmiddot 4843 50~l Kawvale 8180 ~ 35 I~nt~~i 6155 50I Hope~Hussor 11682 20 HQpc~ KuwvrUltl 11959 20

Red~o~k x Hope 11821 35

atI~ ~ep7 51 A6 I~liiiiibda J 50 Tcnmarq 6936 65

Kharkof 1442 75Mala~of 4898 80Comanche 11673 40

I Pawnee 11669 30 Kawvale x Terimarq 11956 35

Marquil10 x Oro 11851 50Marquil10 x Oro 11979 30HOpe x Turkey 1069 11961 25Hope x Cheyenne 11969 20E-41oMinturkix Minturki lAJ22 70

~ -l

=_---~------------ ~----------------_ --~~~_-~~~

Table 26 - Severity of stem rust infection on winter wheat varieties grom in the Uniform Rust Observation Nurseries

11lJ~J

in 1941

----[AverC1ge for I13

stations I

I519467500515492538 j488566 1

558 CJl591 -J

535 I-

535 j

467 j

290 219 i

5-919 ~

318

18320028828513818613~8

4429220511

1

)

--~---

30 100 75 T- 30 100 65 65 20 65 2035 100 80 T 20 lOO 65 60 15 65 1530 100 80 T 20 100 65 70 15 65 3035 95 85 5 20 lOU 65 70 15 65 3540 100 70 5 25 100 65 70 20 65 545 100 80 5 40 100 40 80 25 60 3545 85 80 20 20 100 60 70 20 60 1550 85 86 10 30 100 65 80 20 80 4040 90 80 20 30 100 65 80 20 70 5050 100 88 40 40 100 65 70 10 80 5035 100 90 10 40 100 65 60 10 70 4555 90 85 5 WO 80 60 5 70 40

10 75 90 25 FO 65 60 5 65 T10 90 40 10 15 90 20 15 2 25 25

5 20 60 T 15 80 15 20 5 10 10T+ 10 T 0 25 5 10 1 T 20

15 T T+ a 5 5 T T 0 T T10 60 0 20 lOO 25 45 15 25 -10 3 25 10 20 90 5 -~ 15 T T20 10 25 0 15 75 20 10 15 T T25 - 15 55 0 30 100 25 20 15 l 10

5 20 60 T_ 20 100 25 25 25 T 1020 T 20 0 15 80 5 T 5 T T20 5 45 0 15 90 10 15 5 2 T15 5 10 0 15 90 10 T 3 1 520 5 5 D 5 T 5 3 T T10 T 1 0 5 10 T T 2 T T

5 5 0 0 10 5 T 1 T T5 0 T 0 0 T T T 2 T T

30 0 2 0 10 T 5 2- -T T

0 e IMchigan Amber 5620 40 65Trumbull 5657 2 50Denton 8265 10 65Fulcaster 6471 15 65Ivioditerranoan 3332 5 70Minhurdi 5149 10 80Purdue No 1 11380 10 50Wobash 11384 25 65Fultzselection x Hungarian 11849 20 60Ful tz selection x Hungarian 11850 15 60Fultz selGetion x Hungarian 12017 10 6~

FultzsGlection x Trumbull 12018 2 50SBmihard Red

HUssar 4843 T 65Kawvolc 8180 T 35Minturki 6155 T+ 45HOPe x Hussar 11682 T T

HoPe x Kawvolc 11959 0 TRed Rock x Hope 11821 T 50

Hard HedtKnnred 5146 0 60TeIlll18rq 6936 T 70Khurkof 1112 T+ 75Molukof 1898 T 80Comanche 11G73 T 35Pownoo 116G9 T+ 35rowvule x Tonmorq 11956 0 25M1rquillo x Oro 11851 T 10M1rqui110 x Oro 11979 T 10Hope x Turkey 11964 0 THope x Cheyenne 11969 0 TH-44-Minturki x Minturldl 12022 0 T

Is ft R d

Variety or cross

Ii

~bull~bullbullbullmiddotbull1

~ ~

J

-~

rmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddot

~

In the fall of 1940 conditions for

PLOT ~A

seeding wheat ~re rather spotted -At sollie stations

-~

- --~

especially th6se to the south the summer was ho~ with Httle moisture and the sUrface soil be-shy

CaiIIle very dry thUs causing p601- seed bcds~Farther north in Kansosand-Ncbrasko-August rains

permittGd the prcparatiort of good seed beds and also cauSed-conshlerablevoluntoer grOrbh

Bains were received at all stntionsiri-time to allow go~d fall stands Plotwero seeded at 23(

cooperating stations Complete failures ere reported from Alliance and- Valentine due to severo

vlinterkilling and droughtbull Wet vrrother delayed tbreshingat Goodwell and no dnta were available

at the time of this report AtStillwatdr seed treLl~ment for-loose smut cansed differelltial

stands so no data wer6 reported Yield Md other agrondrUc datafor varietiOs g1Om at ooch of

19 stations are given in table 1 The gerteralized sttUiaardCirdis for most of tho stations arc

given and are sUlllOOrizedin ilable 2

To save spocedhta are given only fQr those ch1Iact ers thail showed a contrast ing reaction

and thot my have had an influence on yield For0ach station the varieties are listed in order

of yield for 1941 arid where pos~ible avcr~ge yields axe given for the period 1939-41 For the

most part the data need little explltJntion

k stated before lost staliions received enough Ioistuircto insure good f6Jl stands and

growth was rapid since the foll VlaS rather warm On NOvember 9 the Aroistice~middot storl hiil tho

northern stations and poundrol NovoIlber 11 to 15 the southern stations felt the effects of this dis-

turbance At the northern stations the grotu1d vms covered viith snow hen the teoperaturo dropped

but in parts of Kansas and Nebraska the crOp had very little protection against the readings of

zero and below In SODe cases espelticlly eastern Nebraska and Kansas and western Iown -this was

thefirst freeuroizins weather ofthe winter old the daoage to -h-t shadetrees frUit trees and

shrubs was t errific~ Ftirther lest where the tlhebt pl6rit s lkldbecn h6rdcned by cool weather

there 1QS lJUch less logs~ For tile nost partmiddotthemiddotwinterwas rather Dild iutcr this starD 6nd tho

ground stayed ooist with norral ruinfQJl Sprlng lCnther vms Dild and dutp and Dt sooo dftho

southern stutions ehtit-eiyt-do wet Gr6ifith becaoe rank in the south but froo Nebraska ndrbh 0

May drought causcd~ode (hag-e -L6tipound -rUst apPoQIed er1Xly having overwintered as fcr north as

Liilcoln Nebr and incrc~ed rapidlyin ~SOt1C ploces Hession fly infestation ms- very heavy in

eiJitei-h Nebruska ampld IDmsas ancleaused considerable~e The infestationbecaoe heaVy due to

eXcessive volunteer grovrbh thDt was not destroyed Also SODe seeding vms done too early although

late seeded heat sufferod froo spring infestction Beginning about June 1 there Tero hoavy - bull lt

rains over nost ofthe area causing considbLable difficulty in harvesting and iljuryte grain

quality At Denton Chillicothe AOeXjl1o ana Lovrbon 11ilrvest vms DoSt difficult

Ln siO

r

- 6

jiI~ )

due to exyessiveroi~ltJllond one of tho four replishy

Because af continued rains quadrats were hntitesbed

~e 1941 season was uni~e i~ tbBtsp many hazaxds influenced the erop at the different

stations DUe texceSSiVellOistur~ leapound rustand septoriaweleheavy at the southern stations

and probably other wet weather dise~SesyctepreslmtSuchhaz~ds as stem rust hessian fly

and wintor injury have been mentio~~dbull The result wasthat suseeptible varieties suffered eon

sidetable daInage and the range in ytolds was muc~ gr3ater than usualbullI

At Denton grovtlh~vorya~normal

cations was ~o poor that it VIaS ab~ll~li

from tho plots and yields are based IqnbhEse ~ept rust was rather heavy-on Etrly Blackhu11

Blackhu11 Konred and KharkQf white a Jlll~OJ ofvarietie sh9Wed considerable resist~1Ce

Stem rust was heavy on suscep~ible ~QIietie~ b1lt ~vvfllemiddotx T~q (CI 1l~56) E1rlyBlackhull

and Hope x Mediterrancatl ($e1ti41-19--3-) Ylire resistantmiddot Janred also showed considorcble roshy

sistaneomiddot Test weights rangod poundtomS6 pounds per bushelpoundor Ebrly Blackhull down to 41 pounds

per bushel for Red Mewpart of thi4 light eight being duomiddotto rust and part to ezcessive rains

Ally~eJds were very lovI vlith Co0m4ho1t4wwrue ~ T01lllnlq (CI1l956) and lbrtinx Tenmarq3 _ 0 bull

(CI 11805) at the top of the list lfortpe potiod193g41 ComncheCueamp1Jl ondPawnee

had the highest average yieldsbull

middotYields at Cbillicothewere 1~1 and qUDlity wus very p0Z due ~o excessive noisture aftet

the cropmiddotvas rip0 Because of a fa~lUte t~ obtain stDJids it wnsneces~ary to reseed four varieshy

ties all of which gave 1001 yieldsi The high-osi yieldswere recolded for Medih11atloaJi Martin

x Tenmarq3 (CI 11805) and Kawvalq xTe~q (GI 1l~56) bull For the last three yerus Tcnmarq

bas a slight advantage in yield followed by Martin x TeDIJE1rq3 (pI ll8DS) Mediterraneon and

Pamee

The irrigbted plots vere the only ones harvested at BusMand OJldthese gave yieldsrpnging

pound1011187 to 397 bUshels pet acfc iS~ra1 ros unllsuaJly -tall but tcst 11eights lere all below 60- -

pounds due to excessive Doistureot patUtity ~e highcstyielding TarieFes vlere Ko7vale x Ten-

marq (CI 11956) PaTimeo and lfW~f xt~q3 (CI ll805)~ At the bQttoD of ihe list will bel

femaBlackhu11 and ]CrlyBlackhu11 Based on the ampyeat average Po~e lkrlin x TeIlJnDrq~

(eI 11805) and Chiefka1 haVe lind ~M highest yielltls VlitlTWkey and B1oe~1 the lowmiddotest

At Lawton ~owth vlas hQavy ~thc straw fairly tali Leaf rust infection Vlas heavy on

allvorieties O1Wept thojgte hovJIlg ~~q or KowvoJc as a pllentLooging VW8 severe with Cheyshy

enne KoVlVale Oro x ~~q (C I 4672) -0110- ~urkey x Kawvale (Lawton 35-093) standing up the

best Test eights wore fairly goodiwith ZJrly Blackhull and Fegly ~lackhu11 x Tcnoarq (CI

I

11952) vlOighing 60 pOllnds per bushel~ Oro x TenIJarq (cr ll672) Got1QIlChe a1d Kallvale gave

the highest yields v~lEl l3100kh11llflnd lfaAv~st ~eQnga~e the 101est ones Twb Oto xT~q

strnins cr 11672 ond Cooanche shwed the h3ghest yields ~or the ~yeat 1eriOa1940bull41~

- 7 - ~ r

t

TeJlIlIIlq and Pavmoo olsQ had g90daveragos for the sDJleperiodvlhileCllt1XkaJl Sibley 62 and - ~ -

Ihrvest Qpcen were low

Straw lIaS tall at Woodward with all varietie~~havingplont heights 9f 40 inches OJ nore - -

Loaging was rather general iIlall varietiep with KavNole x TeDIJarq (CI 1J95Eraquoand Cheyenne

standing up the bestbull ~est weig)Jts were above55 po~~per pushel with the g~llin ofsone varishy

eties weighing 60 and 61 pou1dsawvalex T~q(Cr ll95~)andPawnee gave the highest

yields follovlOd by Te~9 xNebr~ No aa (qI~ 118~7) andT~q furkcy~rfld andI4arkof

gave the lowest yields PQ~ee has had the highest avercge yield forthe period 1939-41bull For

thipsace period Co~he Tepoarq x Nebr 28 (cr 11847) and Quivirahav IlDd good yields

while the later varieties ~kay KalIed allO Kharkof ha4middoti1holcmest yields 0

At Manhattan ratlJor col7Pleto data again were obtainedana reported Sooe v-in~erkilling

occuxred in the varieties especially Fulcnster and Hlackhull Lodgngwas l~eoVy in JnJy Black-middotmiddot

hull Early BIDckhu11~TelJIJaIq (CI bull 11952) QJldurkey Leaf rust wusYeJYheavy oIlalJ susshy

ceptible varioties ~ cnside~iJblesteorust devEloped eSpeq~~lyon FpJCcJstorond ~est

Queen Culo counts head size andgtUinvTe~ght ltU)d size dataare shovm intabIe 1 Thehighest

yields vlero ~~ by CheY~IUle x TOl~q (CI 11972 ~ GI ~l03) Iavmee and Cooana~Efbull A

Marquillo x Oro ~brid being tested in plots for ~he first tioe yieldedpoundai~lywell ~either

Chiefkan l1or Red Chief wereoutptanoong for yield but botrraqhigntcstvlcights pe bu$el ~ ~ ~

The later varietios OrGgt Nebred and TurkeT alongmiddotwith thesqftwheah had tl~lC1WestyieldsI bull

For a 2-year period Pamee Cheyenne x leIJrlqrq(CI 11972 I5lld C~ 12103 middotand1QtlyBlaQkhuJl

x TenrJtlXq (Cl 11952) ~ all ~ly vorieties have been the highest for yield

Winterkilling wtlS reported froo~ although no vurietykilledballly I~ rust was

loovy aspecially on ~he susceptile vorieties Test weights Wi~r~ 1Ullos~ly high withall verishy

etieshbvil~gweightsof 60 popndsorgt bEltter while ChiefkDnweiglled65 andReclyhie~66pounds

per bushelbull P~WIlee Co~ru andOheyennexIenoorq (GI~ 1197~) gavethe ldgllestyiel~~while

the later varieties such as Oro NebredCheyenne and Kl1arkofgave r~tlter lovlyields J~ed

Chief yielded slightly less than Chiefkan although neitherwasepeQialiy high pame9middotCO~c bull ~ - - bull - bull lt bull bull

oncl Oro x Tel1Jarq (CI 11672) have given the highestaverage Yii~lds fOr the gtYCltiImiddotle~i(Jdl9390-

41 During this period bhe later varieties have been J4~the bottoo of the 1~l~ - _ bull It bull

Yieldsand- tost yeights e~e verygoodot ColbyPaymellltIC11Jyen1q ond COIJal1~hcyielQedbull bull w

higlle~t while BlacJPlull and lm-ly Blockhull were tne ~Ggtvlest~ bull No Iptlg tioe aver-geS ar~ s1lown

sinco this waS the first crop harvesteds~uce1938

At AkrGn all varieties caoe through the win~ervlith~qid st~ apd racle vqryheayY~ bull bull J bull bull bull bull

spring growth In fact the grwth probably WLs too heavy vnd caused sooe reduct~onljnYield bOo-o

cause of lack of ooisture before oaturity Sooa lea rust developed but vms not especially

1degbullbullbull~

---~-~

I 8 -

heavy on any variety Test weights wcentre fairly good and yields ranged from 77 to 185 bushels

i

per aC~e~middotmiddotCotDanch~middotitndF6JJ1YBia6k1iuJllx TeIJDdioit (G~ 1 1195~)twd etL~1y vutieti~S~ iRate at the imiddot

top of the list followed by ChiefkDn lond Blackhull The later varieti~l gdv~lowef yieldS~ no I

dOlibtbeiiig more inj~ed byii1i~ ~sunui~~ dr6ug1it~ 13ascid OrlthE(D~Coge for1939and1941 Comah06ho

Ms had 0 slightYieldadvbriliagemiddot~~~erjChhipound1ttJndna th6~lOCldrilJIii

Winterkilling wriS ~ovordDtLJzdblri~thN(brGiriplusmniamiddotChdYcim6middot selooeioI1~lio~ingmiddotthc~ost

StirQivalsbull DUringthC t~d~~~i thJS~drii6ti~shcivifrgthO(D~ttdr ~tanc4sufpoundered the mostbullbull ~ I

and thin stana~sccmedmiddottobcaiiadVcin~~g9middot~iJboirhst1rd~he~vt7onncamply oilvarictiesand~)

hessioh fly didconsiddr6b1 b darllagC~ snOWIllgtythe middotIpdgi~ indbimiddot TIus inaoxVos an attetapt to

record tho downstrows leftdpoundtcr~holb~ndeffudgon~bverthtipmiddotiot Theresistance of tho iKawvcilex Tenmarqsclootions Is stdldl~dzMiihQycxPibininparliwhymiddotth~~estf6insoilyiolded

$0 high Ofmiddottno standardvihctLtslTobrJagavo thohlghdst y1lllldfoll6Wed byCChfcpoundkan Iobred

C1btkah wd CheyonoTh(imiddot-poor igtorfJfnrih~e CpoundItha+kR~ 6tiMYti bectpl5iilja the voplusmn-i etywas

hardhit iilmiddot theNo~elnber st6rIllmiddotand noJoi-poundully reco~etedImiddotmiddotmiddotmiddotDuringtJiEl z)jearpcriodlS3g41I

middotP~wnecmiddotKavtVare xT~qmiddot(Ctmiddot11992~ aid-KdWvb$(-middot i~~4(NdbiNb~ IJ13jmiddotlfuve middot~thc-bcsi

li~ago yi01ds~ lJampringthis sa2eper~od Cheyeyentiordrik$~IpoundjpoundtihChiofYcirlSixthotliNeored

~lft~middot

AtNorthiattemiddotvJitii(lrItiitirigI~v6rJ5eVerliJintMmbremiddott6rldervttrfEitieS ondmiddotsurvivalI

bullwaS closely oSsociated-wftJiYplusmnelampit ~li~brfjdOli~yehiiese1e~tiqiiididCheY~rinc fudtheliigikst ~ _ _ _ _~ 1 _ _ l _ _ _ ~ __ _ gt __ _ _ -

middotyield~tarid 01130 themiddotbostsUiVivals jChie$kan with a loWsurvivDl gaveanuuusually good yield I

0 charDctoristic 6poundhe v6~i~tYampD~~~ampdmiddot[1ilsoltIlpldCesin1~~b1-aska~F6rthoiyerir averoge

Cheyellrie selection -Nobrrid and ChCy~~ehnvebeentheHighGsi in Jrield PovltJe~andCoDancha

hiJv6been very -poor at this srtio-bfbn rote iIiportgtto-1~ickClfhardindss

_1 _ ___ ___ __ __ -

Wirtterl3I1IlVivalSmiddotOtWlisqoaltrdlg~dfrot 70percenifooMbplusmnmIicto zero rOrKarIiQnt13oiih

iteri oriel 16af r1i~t deV~l6Pedanatesekei~tswerotOweltC~tXf()rMi~q~MtIiliardi(ci8888) bull

Imnin gave the highest Yi~ldmiddotfOl1Ow~abYFI44 x Vjnt1-~2(MJrinmiddot270IJ aneW rustresistont

striii~~ T9to other seloCtionsfrocitnJsD1e cr6ssgavcf~tiyg~oclyieldsolthougheachwos

rotherheavily wintcrkillodMarnin Yanordxlariimai~oI8888)andtogo~haveha(ltlieMgh ~ est average yiolds for the last tfuee years

Winterkiliing Wosheavytlt St ~oul yrithMin~difuvingtho highest survivol6f 53 por-

cent Both stem aJdleOfrusfiwcie heavy GnsuscePtible voiietie$~ butthe nevicrnnterx

springhYOlids were resistant to both imsts Yields~angedfror121 4 to 74b~heisperacre

with Minard x MiDhardi (CI 888~) Jv~nlnrdiandMartlinatthe topOpound~the foUr varieties

grown for~hreeyoars none i~Gspe6~oIjly lt outstondingif6rricia I

A

bullbullbullbull ~1 bullbull J

_ 9 -

At Grand Ropid eight v~ieurolti9~weio grmm and til~ s~~7e~thcent tii~1~6ii()() p~r~~nt~

L60poundmiddot~st~~ ~oaVJ on all v~icti~~ yi~lds differ~a v~fy i1tie~~middotexcopt thrit amp44 xYinturki2

(W~ 2702) waS the highest and Mintur1d~he lowest For the 3-oyear period 1Jinturki has had ~ r

the highest average yield

Winter surviveJswereratheJ1Jigq at Dickinsonput yiel~s were low due to a hal-l storm -

just prsviousto harveStLeQpound~~~reported for all vor16iiies arJd some stem rust dcrveloped~

Tost weights rangodfroElSO to 605 pounds por bushel T~(3y-eld data axe reported but 1heir

value is oPon to question aha they ar~notused in the aver~~e~ MlXmL Hebrod 8Lld 111int~ld bullbull i

bod the highest aje~cigQ yields to thEi 2-yeDr period 1939-40

At Sheridan therewtS soroewinter1illing but no sharpvilJietal differences KcrmoIltbull l bull

Montana No 36 a11oYogo goirothehighest yiolds with CheY0l1ncdnd Minturki yioldingthelowestbull ~ ~ ~ ~

Cheyenne his had the highest average yiiSlC for th~ 193941 poriod due in port to a very-high

yield in 1939 cO

Yiedswer~ lower tyenusuoJ at~pzeoa-1 wHhXhorkopound~Kltirmontand Relief yieldl~ the

highest and Yoga oriahrninthe l~estbull Forth~ 2yeDrieriod 1939 ond 1~41 Cheuroy~e bDd the

~rigbest average followed )y Rharkof and Karnont

Survivals werb good at Moccasin Ql1d wmiddotith SUfficientnois~urd ovorygDod crhp washar-~

vested Bunt data ialten fro the bJnt nlUsorJ are shovm Test weights were above 60po~dS per

bushel for all vorieties Nwturk and tgo gave yields above 40 bushels per acre while several

new selections nado good records Nebrodand1v1axIlin gave the lOV1~St yields Yog6 Ugviturk Dnd

TtukcJ x Kanred (er 11725) had the highest 3yenrwerac yield vlhile Nebred and MarDin had

the lowestbull

Winter wheatrnd0 a good crop at Eravre as shGWn by yiel9-s of froD H~~l 10~58 bushGlls

per ~~e6nd test w~ights over 60 pounds per bushel MrDont and Minhardi x Mi1Jturki (Cl 8034I bull

gave the highest yi131ds while lrebred and hrninwere at the botton of the listbull KqnrodU~

turk and Llioont hha the highest aer~~ge yields for the 3o-oyear period Yogoraoked fifth

Minturki oighth andMJroiri last for th~s period

t bull

- ~

II

-~

-10-

t bull

0 I ~lmrcr-- Inuober

-

Table 1 - Agronooie and other dota fOf winter vlheot varietios glOwn in renlicated plots in c0- OJerativo experioents atlQ ollppritlllpt stations in tho hard rod V1in~or 1heatoroo in 1941

~d average yiolds for 193s41 ~ bullbull lt i ~

I

121051 4middot 430T12106 i 5 5 28 T

6936 10 7 3020 11669 i 1 3 27 0

88515middot iAIir 28lJliV31$ 408886 I 5 4 32 io6251 i12 7 2835

110 231 1 J 8-6 83 20 2 4

79 i 78 ji74 193 66-9 205middot 3middot66 lS8 565 193 65~ 185 8

5352 21~3 248 172 1148 114 9

45 174 g 39 157 133434 14 1532 135 16

39 14$ 14middotmiddot2S 160 12

o 45010 51019middot46010 45~()

60 45060middot middotASDmiddot6()4IO70 43040 43b1O~~O 50 43~b

29 029 2528 4029 T

30 402S 1027 1533 831 2D27 4$31 10

28 10middot 15 middotmiddotmiddot520-27 T 5 5103P ]0 30 490

35 middotmiddot51025 49~020 49_016 4SOT 560

10 middot5()55 4E()

437

64167

137

middot786

12middot9

1312

11673lt 6middot11956 i 8

11805middot1lt9

---- i 12 811754 11 7

5146 13 128180 i 11 7

~ Do

CorrinChe CvvSlc x T~sect

Ihrtln x TeIlDlJrq _ Konrea-Hord Federation x

Temarq

TeurorioarqPewmec

EiJly Blackhul1~iviraBldokhtillH~e ~ ~iedit crran~ (Sol

41~16-3-3)C1iefkanKtmred KawvElle bull

Mediterran~f~g~~c6~

Meditenanean selection 10086Red I~ selection (TS 7250-1) ---Denton 8265Mcaster 6471Khark6f 1442Clarkan 8858

1

-si-oildd eror opoundaarffeence~twodnthe oeaJl yields opoundanYt~v~ieties=i~61 bushelS~ ~

Varietyor eross

I

JClnuriber

I bullI

Medit e~anean I 11587- A-fy 6 middot36 55 188 19~6 3Marliin x ~~q3 i 11805 May Q 40 50 176 198 2~a1e x ~enoaro bull bull I -11956 ampr~ 6 middot36 3 17~2 tTenmar ~

6936 MaY 2 37 51 165 199 1 Kanreaard Federation x Tenxnarq 12105 1V~y 1 37 52 148 Jmtin x Tenmarq3 11823 liJ8Qr 6 38 48 146Pawnee 11669 May- 6 36 50 132 19-0 4 -Chiefltan 11754 May 2 37 51 129 172 - 9Qrlvira 8886 IJay 1 40 53 127 190 4Denton 8265 UOV 6 39 51 115 16-6 11Certified Turkey 1558 May 6 40 50 11-1 168 10Ji)ar1y B1ackbu11 8856 =-i1 19 37 51 108 181 6Kanrea-Hard Federution x Tenmarq 12106 i 1 39 48 103Comancha 11673 lvay 1 37 49 101 177 8Bl 6251 Hay 6 35 50 100 18-0 7Cheyeon 8885 lhy 6 34 49 amp1 162 12thaiko 1442 vhy 8 33 49 77 150 16Kawval 8180 May 7 42 50 74 152 15VGU1ghn~koy (TS 15133) May 8 37 49 69 155 14Kaura 5146 7 36 48 57 158 13i ~VJaY

m~a error ofa4idiffere~~ be~c~ the mean yiolQs oj any two variDties-= 154 bushels11 Replanted on Decembcr 11 1940

iIH _ r ~~~ ~-- ~ -1-- ltJ t

1t

Table 1 (Continued)bull 11

l~lti12n8

middot1middot243

S6

7

188174169170155150142

~OQgo+] 1i~ dacre AVerage~ bulleld_ 1~39-41 ~ailkSuo) (Bu

579 397580 368540 355562 333581 325548 303536 299541 268538 256512 251 134 510 245 135541 231 125554 191 132$46 187 136

July 1~40

June 30gt39 Juro 29 J 43

June 2S38 July 342

July 444July 3 43July 4~ 41June 28 38Julj6 42July 4 41JUly 4middot 41July 1 42June 24 36

252322222430262822

3028

282416

1195611669118051167311754

818069365146

1210688861412155862518856

- BusMald TOlQ)IL-

(Four Ifiyenf4-acre lgtlots1(Irrigat cd)

Variety Or bross nmiddot~middot~lt~~imiddot I--r~o---l______i~~umbor L~~J~_+nri

KaVlvalexTcnmarq PavmooMartin x Tonmorq3

I ComancheChiefkanKawvaleTenmarqKanred lt

Kc11lIed-~d Federation x TetliilarqCheyenne KharkofTurkeyBlackhullThrly Blackhull

~

Lovrbon Oklahoma (Three 01332-oPre plopounds seeded October 7

emerged October 15 1940)

DtCVariety 00 cross CI --

number Headed Rii9

Oro x Tenmarq 11672 Apr26 June middot2 40 5 17 58 355 279 1Comanche 11673 Apr26 June 2 39 5 75 57 316 267 2KawvaJe 8180 May 1 JULe 3 41 10 17 57 287 234 6Kuvvalo x Tenmarq 11956 bull May 1 June 2 38 5 50 58 282Turkey x Kawvale (La35-93) --- May 1 June 3 40 90 20 57 270 229 8Tenm~rq 1)936 May 1 Jule 4 39 25 65 55 267 245 3KawvaJe x Tenmarcr 11750 Apr29 Juno 2 39 10 20 53 267 236 middot5Pawupe 11669 Apr28 June 2 36 middot10 2W56 26~3 244 4Cheymmo 8885 i1oy 4 June 6 38 90 1 58 250 234 6Ebrl~r BlackhuU x TeIunarq 11952 Apr22 May 30 39 90 90 60 249kly Blockhull 8856 ~r19 lffay 30 39 90 95 60 242 206 11Kanred 5146 ay 4 June 5 39 90 75 55 219 220 9

~Iobred x Ka~le (Ia~3amp95) ---- Ani30 June 5 41 10 50 58 214 202 12 Cni efkoln 11754 tjy i June 4 40 90 85 58 205 214 10ICbDrkof 1442 May 6 June 6 38 90 60 56 199 200middot 13Turkey 1558 1~ 6 Jtine 6middot 37 90 pound0 55 196 196 14

~ Clar1nn 8858 M~ 2 June 6 42 90 25 58 176 181 17Penquito 11745 Apr 3D June 4 41 90 65 57 174 183 15Sibley 62 11523 Ivhymiddot 4 June 6 37 90 80 54 163 -181 17Blockhu11 6251 May 1 June 4 41 90 65 56 151 183 15HarVest Queen 6199 1hy 1 Jtine 4 42 90 40 54 133 150 gt19

Stan4poundlid errof of a differencebetween~ho meal YieldsofanYmiddotmiddottVloVorieti~s 1SV6ushlt31sbull

) Higher at time of harvest

Table 1 ~ (Continued)

7

middotmiddotmiddotmiddot645

p~

3amp0 13~5 3304 6298 8347 232-5 3292 9304 631552amp6 1129~2 928-4 1327~3 13271 14

i El~s Kansas(FoW p1~tsseedeWOetober~eniorgedOctobor 13 1940)

1---~~--___---_i- _----~_+_-- 1----middotmiddotmiddot-middot-+---- ----+--+-+----qt--~ --t+---v---y----I bull lt bull C middotT nbull i ~I q-I

middotVUJoty PrmiddotmiddotmiddotcrO8$ middotmiddotmiddotmiddotmiddot vJ lt number Val

ct ~

PaWXleemiddot 11669191 24 21 37 5 64 427 246 1ComOncho 11673 195 24 23 38 20 63 406 ~44 2Choy~o x TOJllllarq l1972 J91middot 25 25 ~ 15 middotmiddot62 46~rOrax ~enmat$fmiddot 11672 198 23 23 38 25 63 39~4 234 3CheYQDne xJEci1rnorq 11973 r91 ~425 38 5 63 471EbT vb 36~5 217middotlymiddotB1acqll Hir ria 11846 194 24 25 39 4P 62 36~5Euly BlackhUll Ii T~iq 11952 1middot~993 2132

4 2Q 40 middot70 62 -

Tenmarq 6936 26 39 406 350 21aChiofkan 11754 rJl62

149middotbull 29 40 1565 350 middot 22~7

b1y Blac~l Ba56 JJ66

18 40 80 62 337 32~0Rod Chiof 12109 9 24 26 42middotmiddot 40middot6pound330middotmiddot ltmo 8220 198 28 27 37middotmiddot 80 61263 i71 9Nebred lO094~00 aa 25 34 90 61 259 i7~6 8Cheyenne 88f35 199 29 27 36 80 61 254 16(gt13

~ed 5146 199 middot~middot28 27 39 middotmiddotmiddot80 61 251 166 11~kQf i~12 -198 38 27 38 80 60 2~19 1$4 12Blackhull 6351 T96 24 26 4() 17 61 236 167 10IUr~oy 1558 99 28 27 37 90 60 218 153 14

B1cqkhu11 sqlectionHC3Q9 199 a5 26 39 90 60 175

bullStQndo1-d qrrqrmiddotofu~ffer~q~b~tw~enlihe mean Yieldsopound any poundwo ~[1+iotios 153buSJiels

1

- -

1Ill

Table 1

(Cominued) 1 J 14-

~

tmiddot i f

j bullbull

i

i bull=

244

1

I Akron Colorado ~ (Four 1 41acre plots ltmmiddotmiddottl1low12 on oornland

seeded Sertember 9 emergedSeptember 15 194b) _

Variety or cross

_ oi verag13 i131 C L Da C bull ~apound yendight i pc~ tlCie Average -r-shynumbor HOOded i 0 rust I 15ushol leldmiddot 1939 anQmiddot194l~~

Uly n Ll s 7 _ (Bu)

Comanche middot1673 May27 7 13 24 565middot 18~5 i3~middot5middotmiddotJl1llrly Blackhull x Tennarq 11962 ~ 26 730 26 bull 580 173 Chiefkan 11754 ~29 70 27 580 16~4middot ~middot13~t~~lykbBul11ackhulmiddotlmiddot 6

8825

561 ~i~ 2283 7

7 2

38 5 2296 5

5$7bullbull50 1~31Z~k

pound(U bull~ 16pmiddot12~5 middot KDnred-Hard Federtltior ~ lt lt middotL gt i (

Minhardi-Minturki 11970 [1by26 7 3024 Jsslo 160 liO 3Temnarq 6936 ~ny 30 12 23 23 565 159 12A 6Pawnee 11669 ~lay 26 7 ~Q 22 565 15~2 middot110 7Kanred 5146 iJune 1 14 25gt24 57~5 ]3F 108 8Cheyenne 8885 ~une 1 12 33 24 570 129middot 107 9Kharkopound 1583 June 2 19 25 25 560 12i6i 102 11

~~~~f 1~~ 1rJ~ ~ ~~ ~g~ frtmiddot 15~ igMinturki 6155 vlino1198 28 560 108middot84 14Kmred x Morquis Akron No~44) --- 1lt~ 30 12 13 23 565 105 95 12 ~Alton 1438 iJune 3 19 -18 ) 27middot 57~5 77 7 66 middot15

Standard error of ~ diife~eI1Ce~et~~yenth~m~tm1ikiasmiddot ~~~~~O~~ietie~ == 275 bushels

i

oj ~ - -- - _ -~-

j j

~t middotm - ~ ~ a ( f

~

CInunbcr

Tabl0 1 - (Continued)

(Five 14o-acre plots

1----------------+-------1-

t Variety or cross

Lincoln Nebraskaseeded Scptcobor 25 ~~d 26 coerged October 1 and 2 1940)

Le~~eigh~rus~ lifE

PCu Inbull

poundtaridard error 0pound a difference between the mconyields of any two varieties ~ 1b2 b~shel~

JI Notes taken from 1 (light) to 5 (holtlVY)

244 225~1 1

231 3

al6 4-

184 1219~8 7200 6

t

169 17 -19middot8 middot1middot tJl

202 5 t

Kmvvale x TenmarqPawnee Kawvale xTenmarq lse1 23867)

Do Nebr Ho 1104)middotcDc Self 23819)Do Nebr No 1113)

Minturki x B1ackhul1 (Sel31A-899)KanredxBlackhu1lIobrelti selectionbredCheyenne selectionChiefkan Rope xTurkeyrobradClarkanCheyenneCheyenne x orenmarq

DoTurkey select ionCheyenne x TemnarqNebraska No 60 B1ackbul1 - Turkey (Nebr No 312)Cheyenne x TenmorqTurkey (Nebr~ No1)~TenmarqXbarkopound

1199211669

__--

118441199710094116661175411964

693488588885

11972121031157711973

62506251

12104

11673693614-12

727571656768797176877946767866725450654574517143middot715255iiI

23 24 70 34 25 2141 58722 23- 50 n 11 2586 60421 23 70 31 12 _~349~ 6b~022 23 60 32 10 2]19 bull 60223 24 60 32 1~3 1867 59322 23 70 32 11 2203 60226 26 80 36 40 ~060 61824 26 80 34 2-9 1L879 60325 26 80 33 34 1717 60~4 25 24 80 29 ~6 21b3 tiO2 26 25 70 30 38 2022 59-826 26 80 35 26 1590 61123 24 60 - 28 46 1979 59526 as 80 31 37 J8~5 62-027 26 90 38 2-8 1537 60326 26 80 29 39 1693 593 26 26 70 30 3-9 1339 58 L126 26 80 32 46 12$middot 60026 25 80 31 3-3 1814middotmiddot q7924 25 70 31 3-5 1478 middotmiddot5gmiddot8middot2~ 26 80 31 3-8 1789middot middot5ampZmiddot26 26 80 32 32 1588 5amp627 26 80 31 40 1696 5amp724 25 60 32 0 1329 59bull 727 26 00 31 42 1634 58~523 24 50 33 48 1179 57226 26 00 31 44 130~ 57228 27 80 31 36 ~ - gt 1307 563

~ ~

306298297278274271253

2318226 20720019~2

1901891amp8184178178173 189 9middotL6315~2 172 16159 IS7 10157 17~4 1515~b 154 17~8 1~

152 1ih6 III5 17~5 14

1l~615~4 IS

-

~ -

16 _

Table I - (dontir~ed)

amplIl1

194 2200 1190 3

C

11)2 81amp1 9

t172 6169 7177 4176 5154 11150 12144 14158 10

145 13139 15

129 16

NQith PJattet)iebrE-skh ~ ~epHcations1 ontol1owi2 replications 1~~

Tmiddotmiddot--h~a Hci~~

Variety orcrOJiS

(Four 140-acre plbts~

Nobred lQQ94 81 i JUrieZ z2~28 55SCheyenne selection H606 66 ampe2 555Cheyenne 8885 68 Jimo3 25 660Kanred x B1ackhull 11844 42 June 2 2tj 540~urkey selection 11577- 63 J1ilie middot3lt $O53~0 ~urkey selection 10015 64

25 June 2 29 540

Chiefkan Il54 JUhe 2 35 575Kanred 5146 44 June 4 25 545Kharkopound 1442 49 JuQe532555Nebraska 60 middot5250 39 vuiie521 ~~~g~~key (loq~) ~~~~ gt~ ~~~l ~~ 540North Platte 11 8884 23 June 4 -31 550~enmarq 6936 24 June 4 32 540Blackhull 6251 3QtuneA 30 -550~u~~ ~ -JW73~ ~ ~e3~ ~ ~~

Pawnee 11669 13May 31 29 550

Stondard er~or 0t~ d~tS1~ceb~nJYhem~yi~nisoimiddot~tw6V~i~t~S= 1~~bUShels

i

i

~

10

~ ~

i

I

I

iI

~ I

~

~

-

I c

-i i ~

o_

~j

fmiddotjL

L

Table 1- (Continued)Waseca Minnesota

(Three 17~acre plots)

Vari 9 t y or cross Clnumber

Ilhrmin 11502 70 2 7 20 80 83 60 54 0 8 185 349 1H41 x Minturki2 (Iviinn 2701) ----- 58 3 9 T 10 85 65 530 176Minarax Mbiliardi 8888 60 2 7 25 100 90 80 573- 167 366 2MiDhatdi x Mar~is (Minn 2699) 65 2 7 T 60 83 68 529 151n J5 Minturki ~~nn 2702~ 32 4 7 T 10 85 70 533 128

Do Minn 2700 ---~ 38 4 7 T 70 80 63 526 105Minturn 6155 23 3 7 T 100 82 65 531 101 316 5~lebred 10094 17 2 7 5 100 85 7Q 536 middot SO 345 4YOgo 8033 15 4 9 5 95 73 60 533 87 -353 3KJakopound 1442 5 3 7 35 95 77 67 517 66 308 6Karmant 6700 0 453 2

of aIry two v(lrieties 204 bushelsstandard error of ~diplusmnference between tIle mean yields

i ~ -

I-

St Pill Minn~sota--1

(TEree Q-acreplOIs) bull

Variety or crossRank

~ iit Micllardi 8888 38 thy 30 9 41 30SE 70 92 73 5S0 21~4 39bull5 2l~di

- 514g 53 June 1 10 41 50s 100 93 62 56~ 200 37~5 4I~ 11502 33 lIay 31 9 41 T 80 92 67 563 200 392 3Minturld 6155 32 June 1 10 41 10SR 95 90 65 566 179 39~6 1YQgo 8033 25 June 2 11 41 lOSE 80 88 68 566 175~ It Minturki2 (1finn 2701) 24 Atfay 31 9 42 T T 88 65 54-9 16-0Minhardi x Mar~uis (Minn 26y9) --~- 18 Yay 31 10 37 T T 95 77 571 135

- amp44 x Minturkl (Mimi 2702 8 Junamp 3 11 40 T 5 93 62 559 7-9Do (Minn 2700) 13 June 1 8 40 T 15 90 63 546 74_

13tandard ~r~or of a difference between the mean yields of any two varieties ~ 293 bushels

Table 1 _(Continued)

~----_~_--___

70 802 Z9~875 610 247 262 3S5 627 2-16 243 475 611 24665 604 21368

61 8 2~12 275 2

65 591 23170 609 232 280 1

-middot~middot----7-middot~7--f- -__---~--- _bull___-~ I middot

18 10 7014 ~41 831536 6514 397216lt43 6315 ~ 398515 flO middot1815 nmiddot 73

~ _~----------~------------------ ---------------__-

15middot131511 ~ 13middot 13 16

middot13

8033

--_0-

middot6155

115028388

f~~~iililittirld2 (IfJml 2702

j~~~~Ii~~~yen (~1~ 2700)I Do (LUlJIl 2701)lgomiddotmiddot ~ I~~nlkUd x iVInrquJs (cm1Il 2699)

~flint~k_~___ _

1~~lc1middotxdorroi of co difference bctw(el thOi~EK-TJYioTas-()CoY]TOv1rioti~s~ 3~Q8-b1Jsfte1s

I-CD

liiilbrd x llinhnrdi 8888 87 30 36 8 600 86 95 J

KfUirkofi Bmiddot12 G~l 20 37middot 15 580 A 92 5f J

Turkey 1571 82 20 36 15 570 82 - g~2 5Nabrod 10091 93 19 31 8 60 5 - 01 116 2

V15iritUrk5 6155 middotmiddotmiddotmiddotmiddot89 2b 37 15 570 78 97 3lv~tmpoundn 11502 80 17 37 8 5~0 70 135 1lCtlifmorit -_- - 6700 76 20 36 10 530 73 80 eN6Jjrcsko No 60 6250 ~5 19 36middot 15 5G0 60 70 9Yogo 3033 07 Hi 36 5 590 63 G7 7Belog1im 1513 70 19 36 15 575 5 71 10

~__--- ~__ - __ _ ___middot-~ _I

-

- 19 -

- KclXoont 6700 83 6 11 3[J 60 382 362 7Montana Ho 36 5519 00 (3 11 38 60 382 363 6fogo 8033 80 10 10 37 58 379 360 8Ilhrmin 11502 83 5 12 38 60 367 35~9 9Nebred 10094 82 6 8 34 59 364 396 2

~ Khnrkof 1442 82 6 10 36 60 364 383 5Nebrasku Ho 60 6250 82 7 10 35 58 354 393 3lvlinard x Iviinhardi 8838 83 9 12 35 59 351 355 10

~Kcmred 5146 GO 7 11 30 58 348 389 4Cheyenne GOG5 02 7 10 35 60 345 lt109 1Minturki 6155 82 7 10 36 57 333 349 11

Standard error of 0 difference botw0cn tliC moCJ1 yiolds orony two variotios- 41r ousncls -

14126700

100025549

1-1599OG05

-10094003669350

(uuu

61550033

11502

KhcrkofKuroontRolieflJOntnnrl 36Ridit x UtrJh KolUed 540lt10ChoyormoNobrodBhroka x MinhlrdiN0w6urkMinard x 1iil1hUdiMinturkiYogolIbrrnin

BozoooIl ~iont_Ql1a(Throo 156-acro p-lots seodod Sop-tomber IG~ omorgod Septombor 26 1940)

----- IL

-i ~iT(r2ge -t Yiold I

1 V~Xie~ or cross ~nUlUber_-L_~]i_e~_-1Y-()E~9~~~~iJidl9~Bushels ushols 1

397 494 2 i387 494 2 i305 i300 452 10371366 530 1357 4931315 453 9313 161 6329middot middot157 [)315 164 5308 lt159 7303 10lt1 11 I

Standord erroof D difforenco bjtW0021 the oec1 yields of ro1Y tvlO v~riotio~middot395middotbuShols~ __ 1

l~ ---------~

- 20

Table l-(Continued)

936

108

282286

285302290

11040~239038938738~6

384382381381381

6261616063606063616162

1940)

62540

650206577~542560045032sect300

1139384039

- 404038403738

2223232122222423222322

18222220202223222221~1

Novrttirk 6p35Yogo 8033Kanred x Minhardi 111726yenewturk x Kl~re~elog1ina 1667 12~07l1ontnna 36-Beloghna 1667 x Kanred 1~108Minturki 6155Turkey x Kunred 111725

IMinard x liiinfurdi aB88 Yogo x Oro t selection5~---Kaxmont 6700

Turkey ~558~ed-(Bclog1i~-Buffuri5545)-Knxmontl x

(MinQordi_Knrmont_Mirilmrdi) 1]744 21 22 41 30 SO 379EUreka x MilUkltrdi 8036 21 22 40 800 62 376 288 7

Khnrkol ~442 20 22 39 125 62 374 277 11IMinturki x Beloglinamp-Buff1J-lll 1~66122 23 40 105 61 373 293 5I Nebred lQ094middot 19 21 38 450 62 368 263 12Marmin 1150219 22 middot10 700 62 329 2~6 13 i

I Staruiard error middotOf a aipoundpounderenceDetVfe~n-thc uleltu1 yiofosmiddotoCbny two vCrieHes _ I tHbUsnols--- i

ampvro middotjfo~t~1](Three l50-oorq plots speded Sop-tenber 23 emerged October lt1 lSl40)

VOXioty--cros -r~r 1loi~~yen~Jb-tr ~EI-s1l~~r ~ilmiddot1--- --------- _ L__ runeYciY -(r~)--L-(rbs u)----rsu-~

lKarmont 6700 7 11 27 616 i58 202 3 IMilJhrdi x Minturl9 8034 8 1428 610 258 193 7Kanred 5116 6 14 26 616 256 205 l I

Novtburk 6935 6 14middot 27 614 256 205 1 IMontonn No 36 5549 7 1428 612 253 197 6 I

Kbnrkof H12 7 H27 610 250 200 4 IYoga 8033 9 14 2~ 604 247 199 5

lviinhardi j lkinturki 8215 7 15 27 602 247 176 12IvanturJcent 6155 e 14 30 601 214 134 3 iTurkey x WunessQ 8028 G 14 26 GO6 241 IG9 13lannrd x Vd~rdi 0003 0 14 28 Gl0 225 170 10Minard x iiilhardi 3839 9 15 20 GOO 225 17G 10Nebrod 10094 ~ 11 26 810 214 180 9IMnrmin 11502 9 11 29 606 lCl 151 middot1lt1

I Standard error oj D difference bctvlGen the melt1L1 yields of any twou

v2-rietics- 130 bushel

~

STtumAw ERRoRS

- StllIldai-d errors have been9alculalied for yields whor poiislblo The accuracy of these~ t

erors mar beopontoqct9stion3incethO p]ots were notalCioIllized et all of the stations Ranshy

dom arrcmgoments were used at the Toxasand Minnosota stations Statisticians do nolll agree as to

whether or not a generalized-error obtained from nonrandomized plots is of any use From the -

agronomic standpo~nt it is felt that the~tl1tistic i~ of use although it is ro~iz~qtpat tbe

valUe IIIEliY notb~entirelY~6rject Just how far wrong it mew be~s not known

The anaJysis of vori~e wns used for tho 1940 yield data at each station Total var-

onco wns obtaired and from this WO$ subtracted the vJlXionce duo to varieties uno duo to raplie8

tio~ the remcentnder considered as due to error To obtain tho stOlldord crror of tho moantho

sguaro root of the meon sqBamp0 due to error or the standard deviation WaS dividtld by the

sqUarc reot 6f the number ofmiddotroplicntions for oachVnriety Thestnndard error of 0 difference

w~sobbainedbymultiplYitig~hestaldorderror of a moon byV2 1

The sttinaJrd error of an I1vorcgo Qf ovcrcgeswas dctorm~ncd by tho form~o

wh~ro a b kac --n ~emiddotthe soparotc$tDYJcl~darloors and N =tho number of scphratGav~rages

Thostlmdnrdetror iIi bushels mcw be exp~essod in per~ent by dividing the stf)ndnrdo~r9r by tho

meon yield and multiplying by lO()~ Tho SUIlL1ory of these stondo-ild errors is shown in table 2

together with tho number of plots and ovorGgc yields at each station

l

~

~

t

l ~ ~_

3middot4

41middot

229 1S-3 232 132 5684 ~39i 5~53 3~92 277 817 ~

I t3 2483 187 153 108 4~354 $159 2~5 153 108 3~423 3525 225 184 130 369 t

I4 1395 ~89 275 middot194 1391

5 ~O32 2~88 i82gt 129 6354 lS98 266 188 133 951

I 3 ~lA5 250 204 144 1258

3 ~5n 359 293 207 13173 2485 378 308 218 877

2 ---_ ---- ---IJ

3 ~609 8~1ltb -119 296 820 ~

IE~27

3 4bull84 39gt 279 middot7911

- 807 205 1041 102 a~middot683 2399 159 130 092 383middot - -

Table 2 - Humber of plots elerge yi~ld c41dmiddot gttmdtmiddotrd errors for the plot test at caeL coop-erating station 1941 i I

I l

~oxns Denton

Chillicothe Bushlandmiddotmiddot

OklDJlOmbLmrton

WoodVIard~ K-ms~s

i-ltJL1l1Dt t ani R1Ys Colby

lt middotColorado- Akron

NebraskaLincoln

North FIr-tteMinnesota

WtsecaSt PaulGrclld RapidS

North DGkotnDickinson

1yomingSheridm

MontoxaBozemanMoccosinHavre

t-

The yields of the uniform as ve11 as other varieties grm-m in cooperative experiments

have boen summarized for the different districts and states Vlhore possible average yields fo~

the last years (1939-041) ore also givbn

Districts

SUllll1Drie6 of the yield cwta forthe uniform v3Xioties grm-m in 1941 ond the 1939-41 aveshy

rages vThere available arc presented i~ toblcs 3 to 8

In the southern district in 1941 yields VIore reported from fivest~tions vn10re ton vari~

ctics 7ere grolm uniformly The dta arc presented in table 3 There the vorioties arc listod

in order of average yield ~KarJOlo x CCllLnrq (cr 11956) in tho uniform plots for the first

time ranked first YJith on average yield of 273 bushels per acre Pmmee rruuwd second and

COll1Ql1Che third Chiefkan had an averpge 7 bushels less thJn the leading v~riety Kcu1red

Klnrkofcu1d Blccld1ull rere at the botton of tho list

_23 -

078

4~97

132

568

1~80109

917

of 2 00Dl1bull oIIt

Stondrc1middot prror

StU1d1rdprror of 0 Doar

Toble 3 _ SUOJ1Llry of overogoy~el~ of tho uniforJl lirtox ~J10t vdobi~s gtQJn iyenl~p1(rt~~sts d 5 stdi02S hi tlO southori clistr-i~t 1941

j --~middotmiddot----------iif---middot~middotmiddotmiddotmiddot 7W+g~ro[Cfr--fnbusroi~~t ocr

1e ot i ~I_-~--II

1lXioty or co~s C I tliITli ~i d bull bull Avorago

I~lili1bormiddot Denton I cotho_ Busll~c4J La1iron- IVoodvffixd _--_____ i

K~iVolO x TOIlnIq 11956 86 172 397 4~H2 42middot~l) 273 ilmmoo 11669$9 13~236~8_ ~6-342~ 7 25~2 IComnehe 11673 110 101 333 ~16 388 250TOIlIlUro 6936 74 165 299 267 3-88 239KDNDloB)80 48 74 303middot 287388 220Chidkon 11754 52 129 32bull5 205 302 203Jlhrly Bbckbilllmiddot~middot8856 66middot 1O~8 IS~7- middotmiddot242284 17 9

lKmrod 5146 48 57 268 219 249 16-bull8~1O-rkof 1442 29 77 245 199 241 158_Bl_1C_kl~ulh- middot 6251 54- 100 19=1--~~15 bull~1~_----29~bullO__ 157

bull of bull

(bushols) 114

(p~cont)~middot 199~middot~ --

In orelor to SO7 tIle _b ellevi or ~f the vriotios for C SOtlOTJtJt longerporiod f the overCge

Palm-ee 1Ccl tho

~~o varioties are listod in order

~ yiolds for 1939-41 ~e sULlrnrized for 9 v~riotios ir- toble 4

of the roiC11tccl ovcr~~g()yield bosodon tlie rsuHs of 18 sktioryo~t tests

highest over~ge follOTed by Cononche CHCfr[lll ond IenrJLrq EJlcorkQt Co-1dmiddot Ifru~edInd the lotost

overage yiolcls The oiler ofmiddottilO lec-cling Y~~rictiGS is tle sene -os for the 1938-40 ovoroge e~

copt thd Tenrrorq m91l lQl$S lJigh0rthik~Blockhul1~

tests at 7 stu-Toble 4 - Su-rnory of over-ge yi~icls of 9 winter wheot viUieties gtown in plottiOllS in the southern~district for all or 0 -flart of the period 1939-41 =r SEelspmiddotr nciE --I

Vnrioty CImiddot ood Weightednumber Law on vrrd nv~~_ __ ---~----=~_--l

NulI1Poi ofyc0Xs grown 3 3 3 2 3 2 2 PnwIioo - 11669 middot205 190 - 1S-8 244 360 175 396 248Comrincho bull 11673 231 - 177 169 26-7 327 183 387 2t4Chicfkun middot11754 middot213 -172 bull 170 214 315 170 367 228TOI1JllQrq 6936 193 199 150 245 304 167 337 224

Blocklull 6251 1S-5 180 132 183 292 176 389 215Krwivcle 8180 174 152 155 234 296 305 21-03Ebrly Blockhull 8856 19-8 i81 136 206 286 192 294 210

J Klmrkof 1middotl42 148 150 135 200 27middot1 16~0 344 196W Knnred 5146 middot172 158 142 220 273 151 186

I~

Formiddotthe cCl11rcldisttibt ampitivJere reported froD Sixstt1tionsmiddotin 1941 (tob165) ~ho

d1ta orcfoirlycbn-sistcntoxclt1gttinmiddottho Coso ofNorth Plotte~ Pbirio6 ruJked firstuith un aveshy

roge yield nc~rly 3 busholshigher tlk~ Coonncho valieh ranlod second Cbie~~~ r~ed third

Tenrnorq fourth ond Choyenne fifth Nebr6d Bkiclrllull nnd Khotkofvlore t tho bottQm Qpound the

listbull In ViCIl of th0 ambimt of wintorkilling ot sorie of thcsostbtions thohighoverJges or

Povffiac and Cornncho weve 0 surprise In toble 6 the avorgQmiddotyieldsfo~ Jdh6 lost three yo~rs

h

for nillltl voxictics grOVI11 at six sbti Jns ~e s~izcd~ lotIlCO rolccl firs~ ~ayipg on jdvontogo

in yield of 14 bushels over Conll16he~ In third IJIQCc TcS Chicpoundlm1 foli~ved by Tenmrq and

Choye~o Korlred and Kharkopound l1odthehciWest ~vcr~cgc yields fOr t20 periodbull

Ta)lomiddot5 ~ SUDI~117 of~voiogo Yiold~ of tho uniforp winter whoet varieties grovm inp10ttosts~t 6 stctions in thcoOl1trcl (jlistrict 1911

) ~

B-- - Avr~go-riTld hb~Sle_ltrDlrO JiT--E V~ioty ~ Cmiddot Imiddot ~North Jvergo

______ ~- middot_p~lb~1ihJJ11[~ttan HrlYl-lC)l~1LJ llkron Li_~~~E1Pl~tte __~_

PavlIleemiddotCOIDiJnClle ChiefkanTenmarqCheyenneNebredJ31ackhullKlmrkof

11669 314 42~7 410 15211673 ltl96 406 375 185

11754 263 35bull 0 367 1646936 239 350 386 1598885 281 2p4 342 12-9

10094 220 259 346 1186251 233 236 326 163

1442 187 249 331 120

-

2981521921511842007

15911~6

108

435

Standard error of amean (bushels)

middotStundoFdmiddot eriorofti mdbD (percent)i___~__ _---__--_-~ _

Table 6 Suttlcxy of avorcge yiclds of 9 wbter yheat varieties gra-min plot tests lt 6 stashy tions in the central district for all or r1 pert of tne poriod 1939-41

middotf + bull bull ___ _--~~-------~-f-m--

middot-V~riety CI li--~yerrg~1t~1middot~__~l~$l1el~

1______ nuober I$lbnhattan EnyUQolby l-11lk=middot~ran~~middotJ===L==-=--~==w~1Humb0r of ~rc~~rs grom 2 3 1 2 3 3

Pavincc 11669 318 246 410 110 251 129 225Comcncho ~ 11673 91 i44 375 135 186 145 21-1Chiofknn 11754 281 ltl27 367 131 200 161 211T~q - middot6936 26S 21~8 386 12 175 144 199ChoyeIL10- 8885 270 160 Y12 lO~7 202 190 197Nobred 1()j94 252 176 346 10~5 184 194 194Blockhull (3251 250 16~7 325 125 187 158 18-8KcUed 5146 228 16~6 352 108 172 185Khnrkof 1112 i 21Q IG1 33~1 9~3 151 169 172 i-- ---- --_ ___-__-

~~le Yields obiinedin the nciJftperil~istrict ia 1941 aXe prcschted in table 7~ Ihtn wer9 1- ~ -

i-qgtortod froq 7 sktIcii1s YTithfour v~-iriotiQlpeing grovm illliforuly For the average yiolas ofbull I- i- bull

ti~se sht i~S J iun-irdx lii111nrdi (d~i S8SSS 112a 0 Slight~dvLntigemiddotin yield fo11oel by Yogo

Ivhrr1in und iilinturki in the order I11Jledmiddot Excludimiddot~g the d~to from St Pul 2nd Gr~1d Rapids from

tlO aver middotgQs iunrd x 15illlnrdi (C ~I ~ 8888) rDi1ked first IDirkOfseCOl1d ai-id Yoga t~ira lviil

turki nd LVJcIIlL ~Dd thcloues~lt1vmges ~1 though tllO sprc~Jmiddot b0tv~Wen thomiddotmiddot highest Clil-d lOVlost Oye-

r~ge yields RS lossthl+twobUshelsOvwro3-yomiddotr period ~ot 6 sttions (t~b1e 8) Yog0 Cild ~ - ~

N~bred hcl the SDO ov~r-ge yi old cl9sely f oii6lOel by 1Jiii-~ra x UlinlltJrcli (C I 8888) mel Kl~-crkof -

-~

h

middotmiddot 25 (If

j Table 7bull SutJIDary of avercge yieJdp middotof 7 varieties of vtiilter heat grOJIiriplot tests amp~ 7

stntions in the northern district 1941 _ J

C1Gie ago yield inJ]iyencr exe a middotmiddotycrag-neIdVarictyorcross ci~ 1- St Grol1d 1orJ- oze- lVJOe- T-~ b sti11

-=- __ numocr hioscca p9u1 JEbpid~ dan IlDJl casin vrc tions tmns=J

Y1iIJrd x Minh1rdi 8888 167 214 24~6 35n 32~9 382 225 273 291KhJrkof 1442 gt66 ---- ---- 364 397 374 250 ~---- 29~OYogo 8033 87 175 242 379 308 40~ 247 263 285wmont 6700 Oi2 _- --~ 382 387 381 58 ---- 282Hobrod

10094 90 364 357 368 214 279-

Minturki 6155 101 179 2312 333 316 38~6 244 256 2761hrmin 11502 18~5 200 ~~- 367 30~3 32~~_181~~59 _2~_

~

StondJrd error of 9-moon (bushels) )44 207 218 296 279 102 092 O 7~ 091 St~ll1dDrd error of ~mcan (percont) 1258 1317 877 820 791 2 68 383 338 352

------11 Excluding St Pbul and GrciidR)pids

Table 8 _ SUrnrDu-y of CvorL1g~ yields of 7 wintor whcnt varictics~0vmii plot tests at 6 stashytions in the ortherr district for 011 or n part of the period 1939-41

ifoight-Cd~ bull bullbull lt

I - d ~r~~101s Pj-ClO 2t -VJXiety or crQssgt middotmiddotCbull hor-I Boz~ iIoecj )ve- I

= i 11Uniber vifasocn iclcn-L-L1DIl I sin Ehvr_o r~ 0____

llfumbor of ye2rs grOqn 3 2 3 3 3 3

IYogo

87 L1509 199 298 8033 353 360 311 iNebrod - 10094 345 116 396 493 263 180 298Hinard x Minhordimiddot 8888 366 905 355 457 290 178 292Klinrkof 1442 308 92 383 494 277 200 292Karmont 6700 80 362 494 282 202 284Minturki 6155 316 97 349 164 285 184 283lvllLmin 11502 349 135 359 404 246 154 275

States

In scvorol of the StG-tcsthero lore two or more coopdr-diing st2ti-Jl1sfrom vThich date Tere

rocoivod- in 1941 At sono of theso stations only the unifort1 voriotiosmiddotmiddotiere grcim Thilcct

9thors aMit ioriaJ varieties were included It has been the practice to sUlIlt1arizethe middotdiitiJ by

St-tes by averaging yields from all stations within a Stato In ]941 more thun onc stntion reshy

ported data in Tcms Okluhoma Innsas Nebraska Mim1Cs0ta arid Montonn and summariltls wero

~ mnde up for thoso

In TOlqs lmiddotyoriejie~middot tero grOim at the threo sktions (Ina tho averoge yields oxo shown

in table9 middotKrlIN~O ~T9nparq(CI11956) lvbrlin x Torunlt1Xq3(CI 11805) Fameo 2LJd COIJQl1o

che hld the highest oVeroge yields For tho yo_Xs 1939-41 includh1g9 siction-yoors Pan1eo

Comanche me l~rt~l x ~cnr1IJrq3 (cr 11805) rll1kod the highest

Tw stptions rcportQd datg bOk1~10Ila in i941 (table iO)~middotKmmiddotIvnlox-middotTonriarq(Cl 11956

raJlked first COIp1chosQcond pndJawnce third Foral1or1i POxt of tho ~pcriod 1939-41 5 stu

tion_Y0Qrs Pamoe 1115 had the highest DVercgc yield follOlCd by CoCucho and Tenoarq

- 26 -

Tobia 9~ -l~vr~goYiold in ~ushdLs por ocrbof Tintor n~lot v~riCtioslt grOmil~ plot tests in OxS 111 1941 uld V101ghtod ovorgospoundor 1939-41

191194I9181185

16015 7172144166

---------~-------I-+----~-_---+_s---- I

-=--olt-c- u-----Ra--~middot-l I1middot I2 I5 I

I

I

218205190

181-179 169

- 14 bull6 )A2

124 120 middot117

115__----

11956 11805

11669 11673

6936)11754 12106

81805146

8856i 1442 gt

6251

ViriJtJ~ orcrcs s j lie1 I~--1----- -- ~ i-2luobvr

~~~~c~gt=~ Phvmoo

~ ~ 06nonchomiddot ~

6~~ 11middotI ~odIL-rd Fcdorot ibn x Tcrunrqmiddot~~o Jihr1~r Blaellthull

middot Kbarkotmiddotmiddot Blackhull

2i

6347

59middot~

1011

303314272280276

-254275249252248243

Table )0bull- veroge yi~ld in bushels per acre of wintcJ wheat vadeties grown in plot tests inOklaho~in 1941 DrJd middotvrcigltcCl uvcragos for 1939-41 I

1--------------- Imiddot J ~-)vcr CyiOIirTn--bu-Slh-Cl-S--------IVoh6tymiddot6i- cross j I c] 194~ 19~941

1----------__~__~ I numbor~ (2 stohdns) 5 stohon-yeJXs Bonk _

Kawvo10 x Tonmorq 11956 356Cornoncho U673 352

middot Pavmoc 11669 345~middot1VolC gt bullbull ~ 8j80middot t 338 ~centnmorq 6936 32$middotDhoyenno $B85 277]trly Blnckhul1 8856268 middotChiofkori H754 254

-Turkey 1558 24~OKanred 5146 234BIQCkhull 6251 221IChnrkof 1412 220

1 _

Doto wc~oroportbdcfmiddotr6mthroo shtions in Kll1s1sin 1941 (table 11) lith thirteon vori-

middototiosboinggrovl11uuiforI11y pavmoC~lod thohigl1ostovoroGo yi oldfo11owei by OOIlahcl1O and Ebrrshy

middotlyltBlookliuiimiddotxToiu1orci (CS~ 11952)Chiofko1rCrJkodfauxthoJdTeon1rq fifth For the 1939-41

poriod inc1uclllg 5 station-hcrs tl~o vrictios rQ21c in tho follovTbg ordorfor yiold Famoo

COrnW1C1l0 Oldefkol nndTcnImtq

In N0br~sl~ tuost~tions rcpo~tod amp~to mld ~t theso Ncbrod hod themiddot~igllCs~ uvorogo yio1d~

fanowed by hwod x Blackhlill (CI 1184-1) ondPQImoo middot(tabl0 12) COJ1ltJ-1cho tC1l11ltodlast duo te

wintorki11ingmd hessibiJfly dDago Cherenno soloctitm ChOyCn10 Povmee ~dmiddotNobrod had tho

highost longmiddottir1o ovcrigcs C

IVbrnin had tho highostrwOigd riold in IVIinllosota in 19lt1l(hole 13)~ MinlXd x iv1ilJi~di

(6I 8$88) o~cl H41Xi1int~t1cl2(f)Il41~Z701-)a1sbr8jllcd high Thrcoviiiotibs iAiliarQ x IIpoundrgtshy

middotlnrdJmiddotmiddot(CI 8883)- rc1niplusmnl 6nd IVlJntWki foJt) aDout equ61 foriicldfortho lastthroo Yo2rs

l

- 27 -

Table 11 Avqrqgeyielci~i~busho1~middotPQrocreof~linbex ~1heatnridtlestpOIinhiplot tests inKansas inI9~1[Jyl vrcighted avorgtgcs for ~~39~n

Vnriety orcro~s CCIhunber_J-gt

PawneeConanchohly BlnckhullChiepoundY-anTonocrqCheyenneEJrly BbckhlllOroNebredEDnredBlockhullKharkofTurkey

Table 12 4iv~rogc yi91o In bushels oor nere of VTil1t~r hed br~etiosgTovnl il~ plot tests inNebr~slm it 1941 ti1ld Vrcighted avcrrges for- 1939o41

Vortety or cross

NebredKanred t Blocld1UllPownee Cheyenne selectionCheyenneChiefkanTurkey selectionNebraska No 60BlackhullTenrnarqKharkotComanche

CInunbcr

10094llSmiddotH1166911666888511754

115776250625169361442

11673

20~1 200119~4192

180 172

168153135131130Ip

189

190 199

190 18i---~

175173190162IS6

4

3125

67

1098

3

21

-

Bank -~II

~---

~---

----

331

334 337

- (

211209193middot17317i1amp81$~8142

6155

8033---~

-----1150288~8

MJrminMinord x lViinhtrdL amp44 x Minturki2 (Minn21QlfIvrinhtrdi x lik1rquis(liiru2699)Niinturki H-44 x Minturki2 (Mil1l1~ 2702)Yoga bull ~

H-44 x Ivinturki2 (iAiill~ ~mo)

Table 13 Average yield ill bushels per acre of winter wheat varieties grovID in plot tests inMinnesota in 1941 and veighted avcrnges for 193941 r -jy~~ middotidld inbushels

VC1riotyo cross Clmiddot 1941 19 9 1I----------~-----_----c_~_1--number 3stoampJoi~~r (13 stationyenrs) I

In Montonoeight v~ieties vvbre grownunifCJrtlr at 3 stations 0$ shown in table 14 middotKLz-l l - -

mont Klk1rkof and Nqv1tirk r~ed highest in 19~1 liTlllleTClrturkYogo andfDrmol1thndt-he higlo

cst yiolds during thb~~e0period1939-41

1---

~middot28

Table 14 - ~ver~~ge yield in bushols per oo~~ of Tinter he-t vu-ieties grovm h plot tests ilIYTontQIllJ in 19~1 and reighted bvorages for 19394J

Voriutymiddot o~ middotcros-s---] cI~-~~i~~~QshgS-middot_middot_middotmiddot--~-middot-~--=l____ i numbor Lt3 st~2)rsLlt8 stob~ors) _middotR~E middot_i

K1rcont[ 6700 312 30bull5 3 lGwrkof i44~ 340 302 4 INewturk 6935 336 308 1 IYogo 80~3 319 3062 WLinturkimiddot 6155 315 292 middot5

IHebred 1009431~3 289 7-Minard x IvLinbardi 8888 312 290 6 II_~_r_mi _middot--- -+I_l_l_5_02_~- ___271 I 251 8___

1

II

$UJ44ARY OF A~ONOlinC nTA [

The agronomi ]ata other t~ ~ield have been sUIDIDarized for each distriatpoundor 1941 iii

tables 15 to 17 Ih~ach easo the CLlt~ qre overogcd for as lIQJly varieties and as many stations

as possible The numb or of stutionS ehtoring the Qvor1ge is shovm at tho tOlJ of each column

The dik for ~h~ southo~diSt~ictbull arepro~entod in~~~lo 1middot5bull The or~leadodconS~dei-nbly eJXlierthancin1940but the relhtive ot1liness of the wriotiesrerik1inod the SQille

]hdYBlackllullh~ridca t4e~~liest JUlr lov~e~and CotlUlchc wore ~yenJiormiddot tmn Tc~qChiefkon overoged~edo e2rlier t~mxf BlackhuIl RipOIi~g htes shoviodo narrower rCl)lgcioXid

in this case BlackSult ovcr2l$pd ono ddY emiddotmiddotrlier th-n Chiofkan For height KcwlV21e WOoS thetoU- ~ ~ - ~

ost and lavmeethoshortest Lodghl~ d1ta from tilO sbtions SL07 toot Chidlmn ond ~r1yBlcck

hull lodged the ]jJo~tvlhile CotlnJ1c1~9- 8nd BL1ckhull Tero ciso wenk It ymS generally obdervod

thlt tho St~amiddotl of- ~lBlackhull T~t~ rQS i~lined to be Teolt in 1941 Kowvale ~Tonlmrq (cr I

11956) Pmrnce K~tyenale and ConianClicilmd lOYT 6vCtDgd LllfeetioIlS of leo rust Test middoteighbs

VIere 10 in the district with FerlYB~ocldlUll hvil1g the highest aver(lge of 565 pOU11ds per bu- -

sho1 KavlVale x Tcnmaiq (Ct 11956) ranked second end Clliefkru1 third for ovcrage test Vleight

I Table 15 - Sutlllry of agrononic chtq other tInn yield lor vlintor varieties grown at cooperatiIlg

stations intho5Olthc2l1odistet 1941middot

iI

1llUDber of stations ~ 4 5 2

KoVlvole x Terunrqo 11956 I~ tl 13 37 35 gtPowl1ee 11669

~~ 19 13 36 30 5

Conlche 11673 May 7 13 37 5S aTouulq 6936 Xiby fO 15 39 50 23KavllTc~10 8180 bv 3 15 40 29 5Chiopoundkan 11754 ~y 10 15 39 66 58Jlhrly B1acld1ul1 8856 Aprij 29 8 37 65 65Konrad 5146 lv~~3 17 38 60 65IChoikof 14~12 IoJbiy +1 i8 36 52 68

Blackhull 6251 l~hy 11 M 39 5e 63-__ ____ ___w ___ bullbullbull __bullbullbull bullbull _ mR_ __ bull____bull-~--~ ______ ---- - 4____middotmiddot_middot_~ __ middot ___ _- __--

I gt-

5

56~0

54_6550 tmiddot547534559565

-520510853~9

i

- 29 I

TliO~ c0TJtfulmiddot distdct cl]ii ~0 avorCgecl for 8 vCri9ties Jcl aroptosortod hl tolo 16 bull I

Nobrcd old GlcyCI1ne hal tllOl1ighost avqroge wintor sUIvivaJs T~le two cotlicst varioties woro

Pameo old Comu1ce both ovoroging to cbys ec-rlier in loCJing the-- TOPDltirq klmrltof l0odod

the latest Fawnee ripenedtmiddotwo days earlier than Comanche aldfomiddotux days carlir thcul Tennarrl

For plant heig1t l~obred wns the shortest and C-dcf1f4IXl tilctallost Loaf rust infoctiol1 nvoroged

tho lowestmiddoton Pnwnce andCocamc1Jc nJlp the highost onliobred Culm cOU-lts slOVI Pavlloo cnd Noored

to Imvo hud tho thickost Dll Tonmorq tho thilmost stoncls at tvo stQtions ChiefYnn hod Gllo

highest avercge test vmight por bushel with lIebrod tclci~lg socond ond Pmrlee tird

~ -

Table 16 - SunrnnIJ of ogronoIJic dJta ot1er tra1yield for vhter rhrot varieties grovm at coshyapcr-ti1g stQt ionsintl1e celtrcl district 1941

Voriety rcor J(ampte-=r-t----7-LuOc----+-i vcrcmiddotgrmiddotto es I10igJtnunber survivrl E~do4l~_o I Hoipoundt rust_ r ~shol_1

--=------ Percot ~IJ[JY (IclldS)(porcert+=-~~=-umiddot (PouldS INuobor of skt ions 4 6 5 6 3 2 6 IPawnee 11669 69 23 June 24 31 24 260 580COIJm1che 11673 65 23 Juo 26 33 25 162 575Oliefkon 11754 66 25 JUlO 28 36 39 184 601

ITcnnarCJ 693665 25 JUlle 28 33 47 155 56 8~loyel~le 8885 84 27 JUll0 29 31 69 215 578Nebred 10094 92 26 Jule 28 29 75 251 58 3

IBlac~lull 6251 69 25 June 27 34 65 195 57 6Klmrlwf 1442 74 28 July 1 34 65 i72 565

In tho aortherndisttict seven varieties tnypo conp1ed for clmrQcters othor tJl(1il yield

(ToMe 17) olthough tho data Dxe sotevlhnt frogncntorJe MJXDin and Minard x MiwJXdi (Cl 8888)

had tho highest avertlg-o survivcQs Marnin heoded the earliest but vras l1ot ripe os oorly as sone

other vQrietios ilt four stations Nebred hOO sligltly the shorter straw Loopound rust averages

shcwed -no ltliff0rcncos for t10 vJrieties but pound01 stoo rust Yogoand Nebred hod tho lowest eweshy

rages liunord x Iunh1rdi (Cl bull 8888) had the highest avcrcge test weight per bushel with iL-gtr

Din and Nebred being fairly goo~bull

~able i7- Suru~Uy of agronooic c1ltlta other thanYio~d far vTintcruholt vcricties grovm ot ceshyopercting stotions in the northonl district in 1941

j

Y tmiddot ImiddotC IJXJO Y ormiddot crO-5S~ bull bullInmbor

=-J~T

Nurlbor of s t-t ioi1S 3 5 4 4 3 2 3 3

lvIinurd x ipoundil~mrc1i 8888 77 12 14 34 78 17 92 79 601Klmrkof 1442 57 11 13 35 25 585Yogo 8033 61 13 14 35 87 5 85 65 581IfurlJont 6700 53 - 35 - - 572Nobrod 10094 64 11 13 33 7 - 592

li~Minturki 6155 65 12 13 36 89 8 89 67 575Mornin 11502 78 10 14 36 74 44 90 67 593

I----

~-l

SU1EmRY OF PLOT DAXLii

The 1941 crop Vls subjected t)severe -rintorkilling L l~ebroskn ci1d yeninuesoto hession bull I

fly and 16efrust~~ in Nebroslm ~d KnnSos Clld both led qnd steD rust infection farther

southII

Ill Oklcll0t and Texqs tdomch Ll0isturc YJQS reqe~v9d QJ1d ot sor10 stations lJUVest VloS

difficulti

(

In the southltrn district Kawvale x TenmarqCI 11959) a new va~iety in plots ranked

first fOJ yield with Pamee and CoJlaJilche second acd ~hird xspcctivelyI -

The Blackhull wheats (Bla~lili~li EJrly BlackhUll end ChictkDn) lodged or broke over

badly in the south~~~aJst~ict-under ~heextreIieiyrot coJ)ditiohsc

In tho central distrJctQvrnlte~Gorinnche and Chiepoundlon ~md the highest averoge yields at

six stDtions- 11he~o 1faricyics mde tlese averages in spitc ofvlint~rl~ning in ~Tbbraslro caused

by th6ArDistice Diy itorm~

i

HdreDpither vCgtricty d~d ICll in 1941 duo to

The bmiddotluvior of PowilCe Cfld COlJllnche is fairlyconsistont ot all stations in tle soutlcrn

ondcQntrol rlistricts cxceptot lIorthiPlcgtttc +

win~erkil1ing lt1J-ll neither roucs higllhcthb longer tine ltlv-eruges foryieldI

In the ~Qrthem dist~ict Minatd x ~i~11rdi (CI 8888 ho(l thO highest overgeyic~d 0)

five shtionsKhorkof rnIiJced seconaiond Yog~ tMrclI

Tle tVTO ncvrly naned hcots Cononche olld Immce nucle good records Cooancle is being

increosccl ot Chillicotheolcltbe plcn i~ bo Clistribute it froD t~1~t station in 1942 Pownee is

bc~ng increased and purified d WJltmhoJtcn Q1dLincoln Nebrcslm IlnS clecided to iistribute the- - Imiddot

j

variety as soonos seed is avoiloble but 10 clcpoundin~te action las beetl tolton by IC-1o1Sos WhileI

neither is 0 perfec~ vorie~y it is f61t thot each is a step fottlord JTJCl eoc~J sloulcl clo well in

its-~pted 2Xeo

fn Mil1Ilcsoto the behavior of cOJtoin FM x Mi~turki2 ~trQins WltiS pleasing ~hese linter

vlhoots corry the Hope resistalce to loaf end sten rust

In the fall of 1940

tJHIFORM YIZLD NUESW _I

the uniform yieldti1UserY was seeded at the same 14etdions in tIle ( central and southern districts as in 1939 AtBushland th nurSG1J was seeded on both dry 8JJd

irrigated lanG4 Th0~ntirsQrYcoriisteaof 30vorietios cnd strcinsoach seeded in tlUee rod-rowbull 1-

plots IJIhe Il1llber of plots of each Ir~iety at a station varied from throe to five In tabIe 18 )

tiJC varieties mokirJg up tlle 1941 nursery together with StptQ r-Jld CI nunbcrs arc sho~m -

-------1IIIi

------~-----------

31 -

Tlt)biols -Vori~tios of Tintor lhoct grmm in tho uniform yioldpus9ry1941

~ -~t~r-~~~_~_- --t~~Lstt1~omiddot orhybrid nunbor

I Khnrkof 1442 -------Blf3cidiu116251 -------Erly Bhckhull middot8856 -------Nebred 10094 Nobr~ l~o 1063

IComncllO 11673 KD11S lTo 2729Kanred x Blackhull 11844 Nebr No 1098Pnvmee Ii-S69 Nebr No 1086Hope x Cheyenne 11969 Nobr sel No 363339Kawvale x TOIlllkIQ 11950 Kans 1102726bly Blackhull i TennUq 11952 KanSi No 2739Konrcd-Ihrd Fodoratiop x Minlmrdi-Mipturki 11970 Alltrop No 130Fort Collins selectiop 11971 E G 1143Cheyenne x TentllDIq 11972 Kons Ho 2748Cheyenne x Terunarq 11973 KUns lTo 2751Kawvnle x TenLnrg 11956 Dentop DTo 35-34-117iYhrtin x Tonmarq3 11823 D0nton~0-50-3~128Kanrcci-Hnrd Fedoration x TOl~q 11974 Dopton No 37-34-54Konrod xH~po-K~rd Fodoration 11975 Akrop Bo 533Konrod x Hopo 11976 Akron No 850Compound Cross 11977 A1Uon No 874 Choyonne x Thrly Blockhull 11999 vVoodv-rard No 1126CpoyorJj10 x Ebrly B1ackr-ull 12000Woodtmrd l~o 1127 1

Blackhull Xcrloyorrq 12101 H G No 40-102 IBlocldiull Tcnmrq 12102 H C No 40-115Choyonno x TomlDJ-q 12103 ll1s10 2749Choyonno x Tcl1Darq 1210~ ~ons No 2750 I

Knwval0 x Tonpcrq 11992 iobr No 1114 IHope x lJurkoy 1069 11964 Nobr sol tIo 363401 _I

KonrodHardFodqration 25007 x TorJDltUq 12)06 Donton sol No 25-34-44 IEinrcid-lbid FoderatiJn 142 c ToImUo )2105 Donton sol No 3334-303 I

----- ---

A cODpL-rison of tho 1941 list wit~1 tlrt of 1940 will S1011 onuobor of changos in tho nur

sor T011 strai~1s which SO~~JDod to bo 1ocldng ii1 ogronooic volue ond which roro not 110aded for

ecological studios IOrO roplocodby norror soloctims As S0011 as a strin is shown to bo 10ckirot

in somo tDIiortont chI[1tr it is omittod frootho nursery qlthoughit still my bocontinuod

at individual stotims Tho strais mvLg tho bost porfoJlOllco il1tho nursoryaroadvQncod to

plot triols 1m attOLlpt is also mdo to avoid too llJ1y dU1Jlicc-t ions botvroon plot ond nursery

tosts

DATA OBTAINED

In tiibl0 19 oro prosontod tho dta fron tho 13 nUTsorios No d~to Joro roportod from

Stilhntor bGcous~ of dipoundfo~ontial stQl1ds duo to sood trotnont tQLld from North Platto duet-o

wintorkillil~g FbI 0~Ci1 station tho variotios oro list~a ~11 o~c~orof tllo 1911 yiolds anClO1ly

the Ct poundlUii~ois nro given ~or id~l1tificationbull ~vor~go yiolcsru1d rOJll~sfor thoZ-yoar poriod

1940-41 arc givon TI1orevo~possiblo~ Pata othor tl~)yio1~ aro includcdvn10ncl]jroctors conshy

cornoclsoooocl to be rol~tod t) yiold or vrhon tho dDta shorrod lifforoncosboliovodto bo of inshy

torost

At DOlton tho nurso~y yiolds ~Toro sonovrbct bottor tl11l1 -th)sO obtoinod from tho plots

_________________________________--L ~_~ _ ___~

32

The highest yielding 1ori6tiGs~middotcrcCI 11952 C()nnnche CI 12104 und 11956bull Foro bull 1 bull bull ~

the 2-yeor period 1949i41 centu~ nupbq~sl~$Q2~ 11956 ruld Pomlee hoiro rod the highest ov~~Ctgc ~ bull ~ -i-middot~middot bull(~

yields KlDrkof llL1d the ioWs~~r~~eylq1dfor -Chis some ]criod~

The stroITQ-S reth~rtlmiddot~t~picothe rmd before h2XVcst considerblo loelgingo~ - - bull - ~gt~)j bull - 1

curred in most of the V~idtioSmiddot middotAfltf70fbe stiffer stXouorl stroins nercQo~lChq GI~ ~lm

bors 12102 11964 ond K~k~f lh16 B1ockhullmiddot ond l1rly$itCl9lJl11 s~J~ieel tlicC)~e~t str6~~ bullbull ~ i bull bull ~ bull bull -

Consiclercble rust cl079loP9d Jsppqiql]Jyon ~usceptibL vorieties while CI~ Iros lH~64 11969 ~ ~- tmiddotmiddot-~middot~middotmiddot 11 ~ i-

and 11956 showed some resistmce to bdth lealbnd ster1 rust ~ Septoria irifection~m~hOOliy on

all vorietmiddotio~ eicampPt(iIlti li9S6~~esJtv~i~h~vmre 10Wr~ging from ~6~6 to 8~pounds per

bushel

- 6Zbus~lCls per ~r9Jii~hPtivirc991~

- - I

nunbors 11976 Qildli97idt tll~bo1tOtiJ- - - ~ -

nui1bcrsl199Z rrl 12104 2t tho top of~16 list G-l1c1 qfr~

For the Z-yell joriodthroQ15t piuf3 aic tiod for~i~$tbull bull d _ bullbullbull

p1oce in yield noDelyPlt-~momiddoto CotibtJpl~omiddot and CI11973 Duri tins ~iirio peri6dNebrqclKlm~ t r bull

-

I bull bull

TIe highest yiolcli~lgVorioti6~yc~cIIi

kof md CI 11977 middothil1t10i~6ii~centrg6lt7ioldsbull l_-~_ ~- )~ f ~ i lt-

In the irrig2ilQcluursery tlt E3u$l~l1ii~lt os llOig2ts ranged frOD55~Ot o6i5middotJ1oUI1Jspdi~u - i bull ~ ~ bull

shel ad t10 yields fr6h40~4t~ai~2bu~~dlspcr acre - -

PovJnee C I llU9b0rs yl972 oclmiddot I199sthi1o]brly l3Lockhull C1ld CI 11975 ~qrd low tJ~~1940

and 1941 Yieicl~middotbyen9middoti~1middot~6r~ i~bl1tit ithe $e t~oe voriqtJ8stli1~ poundotedfi~~t ~n~[~4~middotmiddotVlCr(3

blso ~igl poundor t~e 2-yClt1Z averoge

The drJr land ~~s~y atl3~~~ffCL gave yields only ~Jig~ttY 1ower than those in the irri_

g~t~d nUse~r~l this estconsid9~JlJble)oafrustd~Vieioped onsvsCOl)~ib1eva~JOti6smiddotpound1Jlclthe [

~st vmights vmr9 $QIlow1W-t 10vwrthaniiIl tho i~rigatee1 nurs9I lheTbiot ies hoving the highest I

yields wereG~I nuppors 1Z105 1199Z~ DIld PO-Jllee while CJ~ 11915 ~6b~od~ QLld CI 11971 1ero ~ -- - l lt - bull bull

low GI 11l50 Pa010e and Cltl~6 11lJvo the highest ~yc(~ro~prgc intliis d-ry lGnd~

sory test ~ -

lt

StroxT IlQS Ullusually tall rt WQ~ehlTrd Vlit~l hoig~1tS Jol1gil~froo45 to 53 inchos i1d CIS

IJight be expectod COllsidercb10 lodgihg qccuJted botore lZVest SODe of the stronger sbroTodimiddotmiddot middotmiddotmiddot middotmiddot

strainsrere CInunbqrs 11977 1197~ oncl 121OZ ~e$t weights lTerp fqirly good illriost cosesbull bull bull bull 1- e _ bull

01tlOUg~l one vr~rict~IW0 woigIlt of~6 pouncls per bus1el Two vorietics c I ilunbors 11952 C-l-w

11972ri91dec1mprethml 50 buslels pprlcre~ CJl(l 11 vc1rietiesmiddot gt(1 yiOld bot7oen 4OQJ1i 50biishy

shell por nerebull Bo~ed~l1 tho2-YO~t-~crge the J1igllostfi~ldingvoHoticsmiddot lC~~ CI ilW1borsmiddot-bull

11972 ~1952 0ld l19 wljilo NCQre~ CI 11969~ oJ1clCI~ i1977IXtd6thepoorest yidld ~ecordbull

At MDcl1Qttcm LQclgi1l~ ilOSrqpo~ed for 0)1 v~rietiQsLiltj~ough CI Ili~f1bcirs il974 11971 bull i - -_ ~- i

mcl 11977 stooel up t~le best ~c1f Jrust rcoclii1gs llOrO foitlyl1ig+1 i~l nost coses DJ+etcol~idcr6blo

S~9Ll 1llst ~~eve~qped bull 91ointoxburomiddot]Qs f[lj7~y g90~ 0c1 test neights~ lith on Oxc9t~~ir~god

-33 ~

froD 55 to 616 p01X1lS pOI bushel Tho ~ighost yioldiucvGriety CI 11950 gave 413 bu~hels

per acre while thelore5t yield vlUs168 bllshels1er acry( Additional vpxieties giving-tho

bet~bcr yields were C~I12l-9amp CI1l956 qnd Pavmeebullfor the 2yoar period cl 11950ronked (

iirst Pawnee second OJidCT 11952 thiro This last ThUled variety is exbroiaely early [~d is

boing considei-oel as a p05siblo subst i tuto f01 Ehrly 1lockhull Strnins such as Khoi-kOf BlocY_

hull and Nobrodhave boen q1dto low in yiold tho lcst two y~rs

Wint erki11ing occurred at ibys with SOLle VJriotios having survivals as 10VI as 63 p()rcont

11I

while others CltlJ1e through the winter with porfect sta-cls StrQJmiddot vms fairly tdl and dorisidoroblloaf rustdevclopod Ol~ all suSccptiblevariotios~Thoyielcl rcmiddotngod from 525 to 196 bushols

per ncro lLnking tit the top of tho list Jero CI numbors 11~5Q1l974 ond11972 d~lilo Jt thlt

bottm 1I~rcNebrod ond ]hrly Blackhull in tlds cso a lctcQnrl onoxbroDoly oarly variety In

genoral the lS4L yields nro in lile ulth ullO 2yoar wcrBe

No w1wberkilling was reporiedfrom Akron but the dry wecthor previous to harvest causedmiddot

straw to be short test VTeightslight and yields low The lighost yields 7ero reportod for C

I numbors 12105 l2l06aca 11952 No 2-yoar avoragos are sholm for this station sLlcO tho

1940 crop v~s a fai~c

At Fort CollL1s grmrlJh VJaS hoavy as l+sua1 the strm1 las tull undbeforb bargest all va

riotiesIere lodgod completely Yields ranged from 69 bull3 to 449 bushels per acre The throe

highest yielding strains Lll 1941 Tore CI numbers 11974 11970 3nd Comnnche For the 2-)roar

period CI 11974 raDkod first folloITed by Crnumbers 1~950i 11970 c-uiQ Conmche

Test Teights at Hesporus ranged froll 60 to 64 pounds por bushel aJd tho yields from 648

to 349 bushels per oore The Mghost yielding vorieiies lere Blackhull cr 11971 Nebred

and COLlCXlcllo 011 oflhich gavo moro tIm 50 bushols lJor ocre ~nscd on a Z-yodr averagef

Comanche had telO ~ighost averoge yiold poundol1Oled by Blockhull CI 11972 old C~r1l974 The

agreenent betllOen tho 2ye8r nvelngo o1d the 1941 yields is lotsO goocl at tllisstation

Winterki11ing was very severe at Ames but the rellJtionship between survival and yield is

not very close For example cr 11969 lith a wnter survival of 86 percent yielded close to

the bottom while Cl 12101 with a survival of 26percent rmuod secOnd for yiGid so it is

apparent that other htizard~YiOre prE)sent Test vrOig1lts whore obtained rangod from 543 to 590

pcn~nds per bushel The highest yieiding v~~rieties v[ore Nc)redC 14101 bnd KJ-1rkof The six

lowest yiolding strains gave lessthnn 10 bushels IJer acre~FOr~ tho ~yo6r poriod 194041 CI

1197f has hd tho h~ghest avorage yidld follmmd by Nebred Pa~moe end CI 1195Z

AtL~ncoln t110 November freoze causQd consid~rablewintorkUliilgand therelationsllip

botlTeen middotlintor surVival anltlyield iis fairly goodbull incre~re 5omo exceptions in tInt Nelired

Cl 11971 elld Kll2rkof rith good survivals ru1k6cl rolctively lQYI iny-ield This 1DsproboblY

~

ctlusod b~r 0 combiIl)ti0l or Joopound rUst lnfotion~ hossion fly ~1lngo ~d tho h~ ~ough~bull All

varieties except Pamee Carrieda foiply heavy lecpound rusb infect ion and testvreights were ratherbull bull bull ~ ~I ~lt 1

low langing from 44~O to 592 pounds ]jar pushel~ wo varietJ~sC bullI~ numbers1JS50 rnrl11952

~yields abOv~ 30 bushels -oermiddot acreTlhilo f~mvnietiosCInumboIsmiddot1975 J205 ~ii~77 - i

~bndi1976~yi~ldcd 10sstl1Q1l10 bJShotsporO-ltFo TIloS 10lYiolds T10rC accotap~io(fbY~xhrlJolY

low wintor suwivals Based on tho 2+ycQJavorago JihrJy BJacklmll hndtho nigh9stnverogoI - bull bull bullbull bull bull bull

inciinodto bo vL1tCrtoiiidor~

middot yiold fonowed by CI~tJUIilb0tS1l950~ 11956 t lmd Pamoo~ All ()f thQsostroins are early andI

COllsidcrrblo 1i11torkillingmiddot VJUSrcport 00 from AJliancbut tho dnto arc not too consistont

lith vih is knownofthdhnrdii1ossof tho dipoundforont vc~iotios For 0~10 GI11964 l~d ai

survivnlof l00porcontcomparod bo 8~ -percont for a1lJltof It is YT)1 Mllbtf1l1 if this xol~

tionshipis correct Grail1 quQlityvtLS poundcidygood JlJdyiolclsxogcd fro 0 21bull3 to 84 busholsj gt - ~ gt bull bull bull bull ~ bull bullbull bull

poraCroCl Dunbers 12102 121OJ~i[u1dKl11rkofampvctho highest polds in 1941 andCl l11Woo

middot bors 11975 11956 D-ld 11977govo thoi 10I10stones ior tflC lJ~r p oriod CI 11972 rc-Jko~

fiist for yielii K11rkofsecond CO~1Cho t1ird and Jqn_ecf(gtUxth

~obl0 1~ - Agro1ooic Q1d other dcto for uniforo willtor uhot varictics BiomiddotJ11 in rcplicQt6c1middot j

nursor-plotsincooporotivecxporioqnps at12 stti6ns in t10 hprd r9d ~yintor vlheot lnroa iJ~ 1941 and nvor-ge yiqldsfor 193g41

bull

Imiddot

14

23

7

611

middotmiddot15 i

91011 ~

13

245215

23322120125223~5

203

VS 36 580 196VS 34 q5~O 181V$ 35 560 17~91532 560169

S 31 545 167VS 37550 166VS35 588 165VS 35 540 165VS 33 560 164VS 34 635lt 161VS 36 50~0 155VS 35middot 5~5 151VS 33 560 154vS ~31 565 150VS M 54~0 149VS 31 510 146VS 31 510 1lt11

VS 3~ 560 141VS 34 5SW 13~9vS 35 560 136VS 35 51~5 13~5VS ~2 560 121VB 33 56 0 middot119VS 32 56~O 115 213 12VB 32 50 3 J1o3 lQ3 17 VS 3lt1 9~O li1 212 i$ XS

Smiddot12 470 9 7 l~ 6 16 I

v 31 500 74 19 19 VVSS 32 170 73 182 18_

34 166 67 130 20)DOCli yic1CIio~ Oiiy lio-middotinrieties IS7 ousl1cIs--

Denton TeJmS(OW 1 ) our p pus

Ptv 0CI

number

11952 April32 1fny26 601511673 April 30 middot1~by31~ bull 15 2012iQ4 ~pr~l 39 June l 15 151l956loiloy 5 tUne1middotmiddot 5 15

11669- )by 2middot JUl1C 1 13 1512105 April 29 lvhy 30 4 28

12000 prp24~26 60 ~311992 April 30 ~ 3q 10 23i2103 tllili)T 2 JulQ2 10 a5li974 ~pril 29 JUlio 1 13 4511823 by 6 June 2 10 1812106 ifby 1 June 1 5 28

11972 Ithy 1 June 1 18 20li961 YJ6y 2 JUJo l T ~ 011019

0 97~t~pril 81bY middot3135 5

May 6 Juno 2 73 13 11950 Yoy2 JIJll0 ~ middot3 25 A856 -t-oiil 22 ~vftw 2~ 58 811969 ~By 5 lIDY 30 0 011899 by 4 middotJun02 18 35 118middot1L ~Jay 2 JULJO 2 56~5

12101 ~v1Y 1J~)q~ i 58 0812102 ~IJccy 2 Junol 53 Igt

6251 ~4V6 Juio ~ p5 18JlSn uJpiy 2 ri Jii-1Q 118 5511876 poundtiV 3 Juricl 63 2011870 thy 1middot middotJUno 1 65 83

11977 1441 6 Juno 3 80 3511971 ubv- 2 JUll0 2 73 36I 1442 ~ Juno lt1 55 40

monaiirucrrar ofa Clifferonce botloOD tho

- - bullbull~_c- 0_ -bull ~-

TO-ble 19 - (Co1tinued)

ChilliCQt)l~middotTe~s--rFoux plots----

- to

1

I

-r- -_~_ ~~ Leat-IL~pging r-w~e )j ~vo~o-Yr-- -- C~I bull~ Dah iHQigh~rust I eld 1940-41 BarJltn1lIlb er headeC-Lmiddotmiddot i

Percent PcrcClt Mels Bushelsr- ------ CInches39~- 11669 Maiv 7 ~ 30 241 213 1

11992 May 6 39 20 10 231 12104 May 2 40 20 15 2211673 IIuy 2 42 8 5 21Q 213 111973 IipoundW 2 38 25 15 214 213 111972 May 7 bull 41middot 25 20 211 2Q5 412103 May 7 41 20 10 20611956 ivJay 9 40 T- 10 193 17~8 912102 iicy 5 37 65 5 17411964 ihy 2 35~ a 5 17middot0 I11970 Ilioy 2 42 50 20 159 180 8 I11952 April 26middot 33 - 50 60 156 176 10 8856 April 2middot1 34 65 95 152 183 511950 ~i~ 2 39 ~ 75 152 151 1211823 LlJay 8 41 25 ]0 148 181 6 I

I11999 lbiY 6 34 65 90 147

112106 Ihy 5 38 20 75 1-1712105 llioy2 42 5 40 14511974 Lioy 2 10 20 30 140 162 11 I118M lib 6 37 50 60 136 181 6

I12000 April 25middot 33 65 95 136 I12101 ihy 6 38 65JJ 15 128 11969 lihy 8 38 ]1 25 120 142 13

I11975 iby 1 36 65 15 87 129 1511lt12 ~~ 11 40 65 5 90 111 19 I6251 bullJJy6 36 50 100 amp8 141 14 I

10091 Lhy8 37 75 10 78 middot102 20

I11977middot Boy 10 37 40 85 74 n3 1811976 rJoJr 7 37 65 60 amp4 1l7 1711971 lifoy 7 38 75 100 62 128 16 I

I

Standard error of 0- difference between the meO-n yieldsof any two varieties - 321 bushelsbull

11 Severe firing of leO-ves

t ~

~

r 3P~

rabl0 19 - (Continuod)

~

r-Tmiddot

913

13

71215

26-9239231

250236

29026~290

246214243

middot281

C I HQi~lltl I IIIJXlbo_r_L-==-~==--L---==C-~~r--+-o+l-------tltilt---~c-r+~==+-~gtlt===--~r-t~plusmn-r~~ROr=cn1~ct

~~ 1

lJ669 16 JUri~ 25 32 87 610 104 320 I II

11972 20 J~o 29 34 87 585 392 299 2i11956 21 Juno ltZS) 33 i 85 600 3S3 29~7 3 i

12103 20 Juno 30 35 88 600 383 i11882 18 Julo28 34 85 600 36111969 22 JunoZO 34 87 585 35~611823 20 Julybull136 82 550 34011973 16 June 27 32 86 600 34012104 18 June 273S 88 600 33811673 16 June 27 32 85 600 32511999 20 Julie 0 35middotmiddot 83 605 32512105 16 June 24 32 82 60032111950 17 June 27 33 84p80 31911964 17 June 25middot 28 86 610 31211976 18 June ~e 32 85570 30911977 20 June 29middot 35 77 570 3071210220 June ~ 34 86 600 30 711844 20 June 30 34 86595 middot2991442 24 July 1 36 86 59029811~52 12 June 22 32 87 615 29812101 21 June 30middot 33 85 600 28910094 21 July ~ 31 85 590 27911970 20 June 29 37 85 595 27411974 18 June 28 31 77 565 27212000 14 June 25 32 83 590 27212106 14 June 24 32 83 570 271

6251 20 June 30 3433 82 580363 213 1811971 20 June 29 81 575243 229 16

8856 10 June 2Lmiddotmiddot 32 80 580 ~ 7 1amp5 20 11975 16 June 28 33 80 565 212 211 19 i Imanaarcrerror of a differeJiii6~qiyroojn-1homQanyJo1dsof~~tw6-Yltii-+oti os - 3 ~Dushors----

I

~

ft

- 3$~

~able 19 - (Continued)

37~0 4

380 3

364 5

318 63~0 8middotmiddotmiddotmiddot314 12

341 7[327 9

325 10 J~

I3h4 middotmiddot12 3]5 n

~$~7 15

In1 17

29~4 14 ~

a74 16J

267 18

227 20237 1degJ

53509493491 479473-15244-7middot146433j27126middot12139939638$ 3943793793723563-123263r630~228~8

2712622Lh8Z4~7

6359~Z61616158~1606061i~6661605860585558506157564658605658

5334

3924

5051

294

5316fI8~i18

4045

2054tJ831393025Ii211129133155deg50

50495149494850

51SO50

4917

~I S1

564$ 16middotmiddot48lt53

48194948lt1617501545

15 14middotmiddot 12

1614

14gt 11 15

-131415

16 17 J510ismiddotmiddotmiddot13ltlEl13

~i~JP middott6middotmiddot17lt16 lt16-i5 ii

1$16

11 14

512

8109

11 Smiddot1014

1312

102

88

-129

14middotio

J2la

15 913 11

Alt

1514

1195211972121051210312104116691197412102121061199211956121011184411973

88561195011673119981196411823n87011871

625114-12

11975middot1197610094120001107711868

__n~_~2r l~~~j~~tlL6Igtilg Ib~ fgd]~Jvnyln6hcs) (EOrccnt) (ol1nds~-l-ri-~~u-shols) -----i

I

~ ltlO~l 2 i 405 1 i

standai-d error of a difference hetwe~n the mean yields of-any two varfetios - 19Zbushels---middot

~---~-------- --------~

Table IS - (Continuod)

- 3D -

Table 18 - (Continued)

276 7262 926-1 8

239 11243 1022-6 12215 13211 15215 13207 16182 -20205 17W6 18184 19

25 2) 43 5 52526 25 42 40 48527 25 42 60 47025 25 42 50 45224 25 43 5 44820 2Q 43 90 pound13bull726 25 middot14 25 t13~5-

23 21 41 50 13525 25 42 20 middot12~9

27 25 -11 5 middot2325 2lt1 39 10 U7

~ 26 26 42- 75 lt10322 2] 42 -50 38026 2$ 11 75 37625 2~ 43 50 37826

2~ t17 60 371

27 25 10 5 36325 25 44 80 36_025 ~ -13 5 31125 25 42 50 29~8

-26 25 45 80 297 28 2q -11 50 288

27 26 43 90 27526 26 39 60 26927 26 38 85 268

28 28 38 75 25729 28 -12 90 251

-ZS 26 12 80 24~1

27 26 39 80 21~1

10 IG 43 00 19(5

11950 1197411972121041199211952121031210611669119561196111999120001210111973li97011969121021210511673118411182311971119751197611977

14126251

1009lt1middot8856

----aJmiddotmiddotizcrogccr Survival D1e1r _ Rc)ight 1ecd rust cro

number Hoadcd Ii~1bullbullbullo L bull JLcld-----=-=--Lr-Fpcrc-6it 1f1y upo -h n--ch-os--Ircontj (BUSh91s)-J~~----I-

10090

100769391908396

10086

96100

98$8

10088806577

~ 8580

100 63

7677

10096

10098

Standard errorof a difference betw~en the mean yields o~ any twovaxieties - 536 bushels

41 _

Table 19 - (Continued)

Akron Colorado (Five plots)

12105 Way 26 23 545 lS212106 May 28 22 55~0 17111952 Wey27 21 565 14711972 Juno 3 19 57s 14711669 May 28 21 550 14111970 llfiav 29 23 500 139

88q6 May 26 22 560 13611971 lVlay 31 20 545 13511999 June 1 20 570middot 133118t1lf1 IYhy 31 22 565 13312103 Juno 2 20 560 13011S92 l~y 31 19 540 12612104 H~ 30 21 570 12510091 Juno 3 20 570 12512000 IVlay 2821 5middot15 12-4

6251 Juno 2 21 560 1l4n950 (ny 29 21 515 11Zl1S6l lihy 31 13 535 11212101 Juno 3 21 545 no11Sn Juno 2 21 535 10111823 Juno 3 20 540 S911875 lihy 27 IS 560 S112102 ltby 31 21 560 09

14-1 Juno 4 21 560 3911S60 Dune 3 13 550 C711S76 Juno 1 19 5middot10 G611673 ivhy 30 21 500 8511973 Juno 1 20 555 C2

I

11077 Juno 3 18 5middot~5 amp2

11956 Juno 3 10 =--i=5G5-r--~fiF--5=-3r__Stondord orroref Q difpoundororico betwoen bhomonn yioldsmiddotOf QIlJ two vC)riotios -Z09 0ushols

Seeded September 11 emergneSeptembor 17 1940)

I Height --jmiddotweight per=1~vCi~ampO9Cro-[1 C~Ic7llJ=lmib-=o=r----L --Datoh=o=ad=cd I ~ bushcl __-Z_~ __

(Inchos) bull (Pounds BusholS III

I

III

I

I

I

f

Table IS - (Continued

rorbCol~ins Colorodo1(Fjvoplots)

8

20

147

11181617

131012

85

1419

459503~

1734U415~

449

i

46-147547l4S9506459 433

- -- o---~-~- - - - ~--7-IA-V-QrccCtgc~Ocro-t Yield f

el no rDatQ-- - ~lield--1Avertlgc _1~lbii4~h~k=gt ~ush61s) ushels) 1

11(71 May 2D middotlD a GS3 567 1 Ii

llC70 llny 31 _ 52 O 640 523 311673 lvny 30 50 0583516 4 I12106 Iby 29 bull __ 51 a 570 111823 June 2 48 a 566 506 5li950 lviay 30 _ 49 a 560 54~ 2

- 12000 llilay 30 50 0 5601~105 May 28 j 53 0 5608$56 lvhy 27 52 7 557

11971 June 2 51 0556 12102 June 1 46 6 548 11973 lJby 31- 48 o 54311952 lvhy 29 49 18 537

-11975 lvby 30 48 0531iUi56 June 3 46 a 526i19n June 2 46 3 525~ii6S9 Fey 30- 48 deg 52111976 June 1 47 o 50611999 June 1 47 14 506il992 lJaiy 30 47 32 504

11811 June 2 48 18 lt199 12101 June 2 middot16 14 499 11-12 June lt1 48 32 182 6251 lvhy 31 48 1847411969 June 2 47 0middotmiddot lt17010middotj94 June 3 17 a 463

12103middot June 3 48 a 160 )1977 June 3 46 a 458

1196middot1 14ay 3C)middot 16 5 457 12101 iIay 30middot 19 0 MS

H bull i bull

StnnaDrd error of a diffcreiiCC ~otwccn thcmc(]l] yiqldOs of iinytvio voriotios =546 buShels

I

~

- 43-

Table 19 - (Continued)

scsperus ColorC1do(Tl1rce plats seeded September 27 1940)

Imiddot n~~rr ~~~l--=uigh ~

porRDnkbushel

I I ----- -~ ~ugust=- ltInches I POUoJds) ---

6251 10 4-1 63 618 509 2i llSn 10 ~ -12 63 5604 419 3

10091 8 l ~ 10 62 558middot B2 -0

ll673 middot12 62 539 514 1()

8856 5 J laquo 44 63 492 440 711974 9 42 62 475 443 4

12101 10 lt 44 64 474 12000 8 42 63 463 ~

12102 12 44 62 458--11823 10 lt13 60 456 400 1011976 12 40 62 lt156 442 5ll81fl 9 44 63 451 408 911972 8 flO 62 4t 472 3ll950 6 n 02 -134 399 II

1112 9 42 62 428 388 1211973 8 41 63 123 370 17ll969 10 12 61 418 343 1911992 8 14 62 -11-7 11999 8 11 6lt1 -n7ll961 8 lt12 62 n~

ll669 7 f bull 38 63 107 378 1412104 12 44 62 10412105 11 44 62 404ll956 9 14 63 101 374 1512106 11 13 62 39611975 12 42 62 394 367 18ll952 3 40 64 377 310 2011977 10 38 61 357 374 1512103 12 44 62 M9ll970 11 45 62 329 388 12

bull Standard error of a difference between the IOOan yields 6f any tWQvaJieties = 768 bushels

f

I

Table 19 - (Continued)

1- ~

t ~ bull

o14

AIDos Iowa (Jiourplots)

10094 69 588 288 403 212101 26 E86 255 fl1442 34middotmiddotmiddotmiddot 528 247 366 7

11950middot 51middotmiddot 554 221 377 -511999 middotmiddot 45 588 22111844 51middot 578 220 356 1111971 1-3 556 220 424 111972 35middot ~ amp72 208 366 711956gt 55 590 201 364 912103--- sa 587 195 11952middotmiddot 66 588 170 390 412104 ~ 64bulllt middot585 16812000middot t 579 16211669 78 S~r4 16-1 391 311992 10 573 16111974- 61 543 160 369 612102 2~ 598 158

6251 78 579 155 346 1311973 54 586 155 354 1211823 li4 544 154 357 1011970 28 5704 114 342 1411673 60 563 139 33 1511964middot 51 579 1358856 18 581 119 328 16

12109 J 15 563 9511977middot 6Q amp0 2amp2 1811975middot 71lt 72 299

_ J 17-

11969 86 ---- 57 270 2012105 13~- -_ 4111976 _5 32 271 19 l_

~~~df~~e~~let-~en

Standard

the yields ororyy two~6rieties= 249 bushelsbull-

error mean

- 45 -

Table 19 - (Continued) L~col~ebraslm

(Five p1ots~ seeded acpt01~er 25 emerged September 30 1940)

9

8

13456

715

17

161814

11131012

227221232225

1965186207

32~5 280 21t7276 272

--~l~till~~r gtti~~ - ~f~1-ei~~0 vre~-~TICJlV~ Jlvera~~clf==1 ~~~~_l~rvival)le~~do~rmpeIreacti~zrl_ _ J bush~l- ~~el~~ 1940-~L ~~1k_1

Pc -ilij June 1L1) -Wosf Bu ~Bu- I11950 65 29q4 22 35 568 317 316 2 I

11992 6525 25 34 557 3098856 69 P 20 3 36 592middot 295

11956 66 2pc 26 2 32 57r 28011669 65 33lt 24 2 34 564 26811844 56 25 27 3 36 568 25811952 702~ 20 3 35 58824412102 5626 27 3 33 57 7 22112101 61 26 27 3 32 568 19411973 57~5 26 3 34 55~(j 19112000 51 43 25 3 33 55~4 18610094middotmiddotmiddot 84 Z6 26 3 32 543 17411964 56Z6 25 2 30 51-0 17111971 74 Zo 26 3 34 518 154 11972 60~7 27 3 32 518 15111673 57Z5 26 3 34 526 118

1142 76 Z7 c 28 3 34 550 itG11999 46Z7 28 3 31 539 14612104 44 Z5 28 3 32 amp-10 137

6251 69 ~rlmiddot 28 3 34 550 13511970 63Z6 26 3 37 510 13~iJ12103 middot16~7 27 3 30 539 13311823 51~7 28 3 31 17-2 13211969 - 52 Z7 27 1 32533 13611970 13 ~6 27 3 28 195 12312106 41 35 25 3 30 510 -110111975 29 (37 28 3 28 190 6612105 29 AS 28 332 510 6SllSn 39 29 28 3 2810 55 174 20

I 1197e~ __~~ 29 28 bull 3 2747~~_54 185 19__1

Standcud error of 8i differ9nc~bet~loenth9rmoan yieldsQany1-wbV1arieties 298 bushels

l 1 and 2 arc degrees of resistance 3 and middot1 degrees ofsliscoptitbility

f

46

J

109 10

106 1191 17

120 994 15

106 ll101 1393 1679 2090 IS96 14 G5 19

Ronk~-

i150 2 t141 4

I154 1

137 5147 3 I

130 6

128 7124 S

Table 19 (Cont inuod)

AlliOJlce NebraSka(Thiee plots

C~I

number

12102 80 JiinC3 21 610 21312101 88 Jime3 3() 625 206

1112 88 JuneS 27 610 1$911669 85 June 2 20 605 lSS11972 83 JJine 3 19 615 lS712103 gO JUlle2 20 600middot 18~9

6251 75 JUIle2 23 620 bull lS~311973 87 JUiEl 2 19 615 lS111673 85 June 2 21 610 IS )12105 60 J~l 23 605 17910094 97 Juil3 4 18 615 18-511844 90 Jun13 1 20 EiOO 15~912104 middot83 JUfl92 20 595 15712106 $3 JL1Q 1 22 590 1511992 S1 Junel 21 56~0 15311964 160 June 2 19 580 119

8856 83 Yay30 20 590 13411999 88 Juile 2 17 600 13312000 ll8 JUIioZ IS 595 13311950 87 JU1Q 2 17 570 12middot2U969 90 Juno2 17 590 117nS74 88 Junel 18 580 ll6ll91 92 June 2 17 575 ll211952 M Juno 2 16 58middot0 1071+823 87 June~l 18 580 10311970 OS June 2 18 610 9911979 68 Junc2 19 585 8611975 15 Juno 2 21 585 B911906 ~3 JUne 2 17 575 061197 78 Juno 3 19 600 84

Standard error of a diffcrcnCebetwoonthe moan yi~lds of ~ly twovarieti~~ = 389 bushels

iL-s

- 47-

STANDARD EBROBS

Standard errors were calculated for each station as outlined on page 21 of this report

In table 20 will be found the number of plots t average yields and standard errorS for the unishy

form nursery grown at each of the 12 stations~

9-411512

7middot63575

132227237145

187321335205

265453474290

696 492 348 891

369 301 213 719656 5~36 379 1057

331 209 148 1279864 546 386 7329 Ll0 7~68 543 1228

353 249 176 1101

1 73 298 211 1234188 399 282 19~25

---_

Imiddot -l__Stl1daril er OJ opound a ---_== iSbgle~DifferOJ1Ce ~l 1

I plot between oeDLlS lfuSlio-rs=~rcenr

(Bu~hols BUshcs Ij

ITexns

Denton 4 1403Chillicothe 4 1501Bushland ~Irrig~ted) 4 3105Bushland Dry) 4 252i

OklahomaWoodward 4 3904

hJsosIvbnbnt t an 3 2964hys 3 3585

ColoradoAkron 5 1157Fort Collins 5 5270Hesperus 3 4416

IowaAmes 4 1599

NebraSkaLincoln 5 1710Alliance 3 1465

Table 20 - Nwnb)r of plots averGge yield and standard errors for the uniform yield nurseryat each coopmting station in 1941

NUmber -+---XVerageStation of yield of

~lots vDrietiesbushels)

SUIJlifLBY OF NUBSERY YIKLDS

The yields of the 30 varieties of winter wheat groW1l at 12 stations (13 nursories) are

sWllIIlnrized in table 21 whore ~he varieties are listed in order of the 13-nursory average yield

These avemgcs arc of int erost only insofar 1sthey shaw the generai adoptat ion of the vcriety

A more detaile~ study is possible i as the vcrieties also have been Dvercged and ranked by Stotes

Pmmee hDd the highest aVerage yield in 1941 rhis v2riety rankod first in ~exns ol1d

f Nebr1ska sixth in Oklahoma and Kansast f()(rteenth in Iowa ord seventeenth in Colorodo In 1940

Pmmee ranked second in the nursery and again made its poorest record h Coloiiado Cheyenne x

Tenmarq (CI 11972) rnnkcd second ~~ing its best record in K~s~s ~his strain ~id the highest

average yield in 1940 Li third place WC1S KalTv2Je x TOl~rq (cr 11950) a wheat that ros been

high in yield for sc)voral years in spite of a tendency to shcttor under certain conditions

KamiddotNalO x Tenmarq (CI 11992) rOJked fourth culd KDxNnle x ~e1llIDrq (Cel 11956) fifth ~he avo

rage yields of the four leading varieti~s differed vGry little It should be lintcd out that

tho first tlOlve vorioties had ~oxmrq as one parent In this sune group four varieties rod

KmNale os one Drent DLid i~1 three cases CheYOJu1e laS used in the ClOss Eighteen hyblid strnini

rI

IrImiddot

I

bullI I -- per acre Iz IN1rm Iemiddot Iowa eP~1rP CoIOrte1o pound ~

ii C~I I lIuh- 1 I I I I I I 1 ~ I I I J 13 I=~ i 1Cldl-1 1IIiu1 1aIIilble- JIBIIIlIOOl1-middot~ 1AIlbmkl ill8$iLi_ AlU-A~ BamkJori aAllnDdleit- Ae-JIaak1 I S~ 1 u- DIF (rnc~ -- rampampel 0middot I colin aileerace middotJCol- i tPenalftCllI lut1eot1IenAllid)_ I ~ bull I bull 0 I I bull UD I Imiddot I

I

III

Jampbull

I -

iftliaart errOl o~ bull _ (1IuIIelII) 132 227 1115 2- 096 21 3079 211 1middot16 211 2~12 116 86 1118 5middot1l 228 0 080 J I Is~ error ~ bull _ (~) 91l1 1512 515 16 5005 1middot91 11910middot51 639 1101 12- 19025 nll 132 1219 ~2I 6JJ 11l II I

- 49-

ronked obovc Faxly Blockhull ond 21 nere obove Blackhull OCld Nebred Again the Hope crosses

failed to give good yields as Hope x Tuxkey 1069 rmkcd cightcenth Hope x Cheyenne twenty-fifth

Qlld KlJlred x Hope tVlCllty-ninth In the 1941 nuxsory three strains had [werage yields lamr thDn _

Khnrkofchock

Tvrenty varieties have beon grovm iE the nuxscry for the 2-yccr period 19middot10-1941 Clt 11

stations vlith 12 nuxseries These dnta are presented in tob~e 22 lhcre the yields are avoraged

by States and the vC1rietics are listed in order of yield at all statiolS Cheyclmo x Tel1m~tq

(C I 11972) bad the highest avercge yield being consistontly high at 011 sttions excGIJt in

IO7au1d l~ebrcsko uhere wintorkilling wos heavy KavJValo x Tenmarc (Cl 11950) roikcd second

and PmJnee third These tvro strains had consistentB performuncos except trot Pavmee roc1ked fifshy

teenth in Colomdo Kawvale x TC11lIlurq (Cl 11956) ro1ked fourth COlIiltlIlChe shth 1hrly Blachshy

hull tenth and Black~u11 tvmlfth Nebred and warkof hnd avcroges considerobly lovlOr tlmn the

earlier vcxieti0s Etrly Blockhull x TollJDXq (CI 11952) hod 01 IverG-go yield considerably

higher Uwn Fcrly Blackhull In spite of tl-Je viintcrkilling ct the more northern stations grom1g

nurserios in 1941 tho oorly lalf-rustresistCJ1tvcrioties rlgcin rere at the top of tho list

for yield

Dato for c1klXocters other than yield cxe Qvorcged and presented in table 23 Since all

stations did not report the same datathe number of stations entering the averages is shawn at

the top of each column

Winter survival data show Nebred to be the most hardy variety in the nursery TvJO KltUlrea

Hard Federotion x Tenmarq strains (CI 12105 amp1d 12106) proved to be rather tender The rest o~

the varioties lu1d survivoJsthnt variod aver a I11frOVl rongo bull

Farly Blocld1ull is still the earliest vorioty in the nuxseryAt cleven sktions ipound 1VG-o

raged two days oarlier in headbg tlJDn Ebrly Bladldlull x TenmGrq (cr 11952) and three days

earlier than ChcyoTJ1Je x Thrly Blockhull (Cl 12000) Sevoetecn hybrids in the nuxsery rod rnv~

rage dates of he1ding e1Tlier thlt-n Block1mll ~Xkof ws the latest V1rilttty in thG lIllrSor

This gives a clear picture of the empmsis being ploced on cCXly vrheats in thoarea Ripening

datcs bring out about the same differences Qlthough the sprood is not so grect

Height measurements vcre reportod from all except one nursery and the averages showed

KltmredJhrd FederCtion x MiIlJmrdi-Mintuxki (CI 11970) to be the tallest and Hope x Turkey 1069

(Cl 11964) the sholtest athel vaIieties shOUwd very little differcl1CQ in averag0 height

Lodging data were reported from four st~tions )J1d indicated some differencesmiddot ~he weak0si

strawed vrieties were l31ockhu11 E1rly Black1lull and CheyeIlile x ]1rly Blcckbull (Cl 12000)

The IGastlodgir~was reported for Nebrad Ivbrtin x TOJ1PlOrq3 (CI 11823) and BltLckhull x Ten

marq (CI 12102)~

--

faltb ~ -~ of Bence Fie14 of ZO wbhr whea YUieU cr- ill _Uelll Fie14 _erie bull U aUon in lla 1l8I4red riDur whea 1eC10nbull 1~1

a I t llpllle1 pH Ia I I Jtpe Pr I Japmiddotu COXon4lp I Ina f - 1tratIla ~I bull I I IJlaU-Illpell-l I I I I I I I I I I I I I I I I I 2 I

1 t 8Iie7 or I 01 IDa- 101l11l-1 1Ul41 1a1llAn- lBultI1J~III lAy I Ihr I Ay i a I Ir IAlA-IAy I I- Ia I _811 on I cohe(IlIi+(Drr 1l8p I - IftIlll 1lIuIk1~I_1 daDk 1001- 1p8n81 ZIJaIi-IJIaDJt I aohle I r-BaDkIUle Ia I I _4118114) I I I I I I 11M I I I I I I I I I

IIq~n z 8uaIq 1172 ~1 205 29 11 232 3 40 1 ~9 32~ 31tmiddotl 3 506 ~12 1Ns9 3 ]66 7 221 15 I bull 312 IlKarial i arq 1150 2O1a 151 281 19middot1 20 bull 31t l 1 352 386 1 ~~ 9 ~7middot2 5 middot7 5 llmiddot 10 211 t 30 I11_bull 11669 25middot~ 21 32middot0 lbullL2~5 I 31middot0 _o~ 29bull9 311 ~

3Tbull1S 19 ~ -~~l ~ 271 ll~ ~1_ I

llawnJOZ aDUlq 1156 21middot ll ~1 16 235 2 36~ 5 31middot3 30 ~lis ~~ ~3~2 13 280 bull 9 i

llured-IIuIlJe48laUonz8uaIq 11971a 2115 162 middot3 162 203 10 38middot0 3 2 ) 561~ 50middot5 2 369 6 2001 120 16 13 291 IIaouoie 11673 252 21middot3 236 16 217 ~ ~7 9 350 29 5 bull ~-6 5~515 1 5 1 22 l~O 1S1 12 29 IllallJ B181llt1ml1 Z auaJq

~=281 176 23middot1 15middot5 211 6 1 2 3S~ 31middot1 2 7~5 ~o ~ 19 0 272 106 I 7 291 I

lIaIlIet Z Blackmll ZO 11 269 169 206 9 JIJbullbull 6 1lmiddot7 ~ 210 lis 7 10 356 11 276 12 ZO~O ~ 212 I I

IO~lIIIile Z aazq 11~U 19middot 21 290 15middot0 21~2 5 ~o bull 6 276 30middot6 7 ~ ~0~7 11 35~ 12 2 1~bullJ 5 bullbull1 I~1ulJBlacldml1 IS 25middot2 18 1middot5 11 1middot3 12 llmiddot~ 12 6 1~ 260 12 ~9 0 ~o 9 32middotmiddot16 32middot5 lG217 1 269 I

1~1Di ellMIq 1112 middot215 181 26 lla ZO2 11 32middot5 io 261 226 2~1 11a ~6 400 ~5 bull t 7 10~~

1011~bullbull 16 265 I Blokml1 6251 21 llal 21 10 17~ 15 2S1 15 211 ZO5 2~ 15 ~ 509 ~7middot1 ~6 l 17 11 26 Iilaprell-llull JederaUonz II1Ilha141- IIi lIiDUrId 11970 196 10 211a 12 11 l ll 12 26bull 262 26 11 52 l Zf-l li 1~ 206 l 120 ~~

260 IIJ~_ a011iDe eleoUon 119n 182 12 22- 5 156 19 31middot5 11 ~bullbull middot215 25middot71

~~ 1 ~ 1 221 1 1 260 1Ie_et 1~ 221 102 21a6 10 169 17 - 267 18 2 186 218 19 ~t ~~6-11 110 2 2~2 128 18 11 ~~ lliope Z alureilD 1~~ 25 1~2 290 17middot0 20~ 7 27 19 27 26~ 27110 1a52 ~ ~ 18 27~0 20 18 1 1 18 7 IlliieIkof 13middot0 111 2 1~ 15 20 271 i7 27middot2 12 227 11 ~7 31 1 1~ 36middot6 7 225 150 11 bull 2~ IlIaDJoe4 Z Iope-Bar4 JeIlerUOD 1115 2middot3 12 2lJ 106 170 16 29~ 1~ 260 21~ 2middotZ 16 ~7~1 ~7 1 15 ~9 l1 12 0 li ~7 23middot I1bDie4 z IIope 11976 212 11middot7 250 12middot5 17middot6 lla 27middot~ 16 25middot7 215 2 17 la 2 ~s 12 27middot1 19 18~ 1~9 12 1 2 IICClllp01Ul4 orobullbull 11971 1~9 11 26 16 15 18 22middot7 20 20 207 20 20 1 3l~ rlmiddot 20 212 18 11 5 10 20 21_ II l-

~I

-

Leai rust

Varieties roving

- 52 -

reodings were reported rom five und stem rust reodings from twomiddot stotions

low re~ngs for both diseosos were Jomiddotllee KvlVole x T~qmiddot(CI 1195Gi)

Hope xT~key 1069 (CI~ 11964) Hope xChcy~rme(C~I~ 11969) und KovNQle xT~1IllQrq (9I

11992)

Kernel plump~Ss data were2e]orted from two statio~ aha these havegtbeen averaged and

DATA mOM TREDlSEASE mmsmus

Bmfr NUElSmY

For convenience tho doto from tho vniform Iilinter nhcot bunt nUsery ore includod in this

report Tl10se dnto (table 24)Tore ~ecurec1in cOQpcr~tion with AgroiJqmist s O)ld Potllologists

working in the area

j

f

1

- 53

UNITED STAT1S D]PAaTMENT OF llGRICULTURE

Bureau of Plant IndllStry

SUMiYIbEX OF THE GBElu PLAINSmiddotUN1FOBM WIhrm~ BUNT NUESmY 1941

By HI A Rodenhiser Pathologist and K S Quisenberry AgronomishWheat Investigations TIivision of Cereal Crops and Diseases

The uniform winter wheat bunt nUrsery for tho Great Plains area wos continued in 1941 inthe same manner as in previous yeaxs This report presents 0 sumnnry of the d1toobtoined in1941 together vlith lbhe averages formiddot the vaxietliies grown dUring different periods from 1932 to1941bull

In the fall of 1940 50 varieties and stroins of uinter wheot were SOVl1l in duplicotC8-foot r01S ot- ten stotions in the GrCtJt Ploins and ot BozemaJ1 1bnt KecrneysvilleW VoBeltsvill e M4 and Logan Utah BeCouse of unfovor2blc environracntalcolldit ions for bunt Jonshyfaction or subsequent plont grovrth no cL-m VlOre obtolned in the nuDseries seeded at- Lincoln andNorth Plotte Nebr and at St Poul Ivlinn ThedJta from 10 nurseries axe averaged The SllUt trot developed in the Logan utah nursery was caused entirely by the so-called dworf bunt orgOroniso and therefore the infection pcrcQntltgcs ore not included in the averages for other stationsThe nurseries included vorioties that hud shown resistw1ce in previous years and Igtromsing nm7strJins supplied by sevotal of the cooperat ing stat ions

Inoculuo for nost stations inS obtained fron the previous years IfUrsery at that stationby selecting bunted heads poundroD all infected vriGtics end froD collections DQrle froD faroersfields in the State where the test was made For the IvWiliatGan eXperioent the inoculum laS acomposite of racos knovm to be present in Kansas For the Kearneysville and Beltsville teststhe seed was inoculated with a cotlposite Dade 1lp of inoculum frOD all of the other nurseriesClean seed vms planted in the Logon nursery Q1d infection resulted fron the soil bormc organisn

The vurieties axe listed in order of the avertge infection at the 10 stations Thesemiddotaverages ranged fron 01 to 671 percent The average infections for SODe standard varietieslere as follows Ridit 20 Relief 26 Hussor 32 Minturki 91 Yoga 95 Nebred 103ond Oro 172 Of the susceptible check varieties Kh1Xkof had an average iIlfcction of 360 Cheyenne 39bull0 Quiviro 518 and Chiefkwl1 671 TJO hybrid strains hnd averogo infectionslovler than Ridit These were Oro x Turkey-FlorQamp1Ce (F9) and Hussar x Kmred (CbullI 11989) Fourselections fron the cross Hope x Turkey 1069 bad aver~ges 10Ter tlDJ1 the porelit varietyTurkey 1069 (CI 10016)

At the bottom of the table are shovm the average infections by stations rhe heaviestinfections with inoculum other than the dwarf bunt vmre obtained at Bozeman Ivlont Fort CollinsColo and lviurJbattan IWns A study of the lbnhattan Akron Fort Collins ond Bozemun dda gives some indication that different races mltJY be present ot these stations The behavior of thevarieties at Logon is of interest in thlt some of those eorrring rOpoundistance to the races presentin the Plains are also resistant to the dvrnrf bunt present at Logon In other cases strains trot

are quite susceptible on the Ploins see~ to be ~oderotely resistent ot Logon

Longtine averages are shovlD for vorieties gr~m for more trAT) one ye~bull For the period1932-41 Turkey 1069 (CI 10016) Nebred ond Hussor hcvo the 10middote st avero~es For the 3--yeorperiod 1939-41Hope x HussCX (C~I1l834J Relief 2nd Hepe x Turkey 1069 ~CI 11964) hmiddotweshmm the nost resistance Severol of the vcrieties trot mve beon highly resisttnt in thesetests and are othervlise agrononica11y desiroble axe being tested llith individ1U11 races tht havebeen identified in all of the wheot grovling areaS

bull j

i

86

j 1O~106101

7middot96

middot_----~----------------~~-~-~------~--------------------

rI

55

UNIFOBlvI WINTER vrnm RUST NURSERUS

In t~bles 25 ~~ 26 ore presented dQto qn severity of le~f~rust md s~g~~~t infection

on the 30 voxieties qf winter vThed grown Ll rust obss~tion nurseries t~ltgQgheIJ~ tho oountry

in 1941 These nurseries Jre LUintained froD yeor to yecr ~s part of n J1Jert ~elQUrQh progrno

corried on Ll coopcrotion ui th agronorUsts and patll010gists erployed in the ~evoru Stdes CODshy

cerned Lcter t 0 cooplete report of these nurseTies ui11 be issued 8c1d th9 rust percotCges my

not agree ent irel rlth those presented here since the clto sItovm in this less de~oilecl raport

include only figures for the severity)f infection

Differentiol dato for leed-rust hlfection -rare obtdneclfor the vcriotips ot 20 stotHJlS

(toble 25) In cnlcul~ting the over~get Q trace (T) ~ns considered2s equal to O Aoong the

seuihJrd whects Hope x Russlr (CI middot11682) Hope x Konvde (CI 11959)~ ~lcl Red Rock x BGpe

(C o 11821) Ind the lC)VTest ovemge infoctions Of the lnrd VIhBats IIt-uqui110 x Oro (CI 11979

and CI 11851) t Hope x Cheyenne (CI 11969) a1d tavrvnle x Tenrnorq (CI 11956) had averoges

less thaR 20 percent In the snme tests susceptible voriotieshad aver~ge infections of from

60 to 715 percent

Stem~rust readings showing differential reaction wore raported from 13 stations (table

26) Among the hard wheats the mosb pronoun~ed resistancQ vJUsmiddot shovm byHopb x CheyOJlIle (CI

11969) Hope x Turkey (CI 11964) Mnrguillo X Oro (C~I 11979 Cw1d CI 11851) t ond R-044shy

Minturki x lVJinturki (CI 12022) Of the semihard mGQts Hope x Knvrvole (CI 11959) and Hope x

HusstX (CI 11682) md low nveroge infections

Toblc 25 _Severity of 1e1 rust infection on ninter nheQt vQrieties gravm in the Uniform Rust Observation Nurseries in 1941

VGriety or cross

~

5355 302 50T+ 25

15 305 15

1 70T 501 65T50T 35T+ 10

T 301 50

1 65T+ QOT 5o 10o 1 T 25

0 25T+ 30

T+ 30T+ 45

433131054 4128

30 13313~3

806570

70 36765 11975 56770 46460 24460 26140 180middot25 15835 15465 21865 190

170 261

80 63 080 71535 35880 64910-63 390Q5 8HO t9 010 t5a I1099 OJ

15 117 m15 124 I

65 245

B565

100100

6520202540202515

46 SO10 50609025 5T 10T 70

2S 1525 lt1585 6040 80

T 255 40T 25T 255 Z5T 25T 10T 20

251015

TTT

20355

2010

15203030

52020

101010

1

30 25 80 - 9025 60 80 9015 5 80 8020 65 80 9020 -40 60-8Sshy20 85 90 10030 40 60 9010 T 25 10

1 T 20 105 T 10 20I T 10 20

T 10 40

70502060eo6070101015

510

753075

55

10

106080704030401510102015

9595809595959020

5Q

5070

7010100102010

100100100100middot

75202020

T55

20

30506030104020

TTT13

503080TTT

75 5060 7060 540 8070 middotmiddotmiddotmiddot6065 9085 4040 T

3 23 2

25 T20 20

25351575T5

JO30504040252020

55

103

9090gt9595Sfr80857570657030

8585

51060G5

8090

70207580556570551095

2525402510

TToo

oT

402585-~

T

-

85100

254065shy6525

5T

3T

10

3525middot9590

52525TT

105T

759510

10085

10075

5252

15

5060

100TTT

35

2525

325

3T2T

3

225615

115

5

)5252010

5352middotJ

515204025

60 7560 9510 545 10000 100Z09015 20

5 55 T

30 T3 T5 T

355

75T5T

7590306585-85452010101550

1530

57

1055

-0ooo1+

607075551045

51020656065

40755580755520

3551

20

T122

5211T

502510

253010152510

51TTE+5

TTT5

51020TTT

152025101510101515201015

50754050404020

T

fSoit Bed ~hignn Amb er 5620 751 TiUIllbu11 5657 80~~tDcnton 8265 50ti bullbull M(3Jster 6471 90

~tmiddotgtoiit~~~ioncon ~f~ ~gampi Purdue no 1 11380 80r~WijDas1i 11384 60t middotEUitzsel x Hungarian 11849 50~Fultzseh x HungaXion 11850 45~rbulll ~tz sel x HuDgorian120l7 30)middotFultzsel xTJWIlbull 12018 40

~H~eHt~=Redmiddot 4843 50~l Kawvale 8180 ~ 35 I~nt~~i 6155 50I Hope~Hussor 11682 20 HQpc~ KuwvrUltl 11959 20

Red~o~k x Hope 11821 35

atI~ ~ep7 51 A6 I~liiiiibda J 50 Tcnmarq 6936 65

Kharkof 1442 75Mala~of 4898 80Comanche 11673 40

I Pawnee 11669 30 Kawvale x Terimarq 11956 35

Marquil10 x Oro 11851 50Marquil10 x Oro 11979 30HOpe x Turkey 1069 11961 25Hope x Cheyenne 11969 20E-41oMinturkix Minturki lAJ22 70

~ -l

=_---~------------ ~----------------_ --~~~_-~~~

Table 26 - Severity of stem rust infection on winter wheat varieties grom in the Uniform Rust Observation Nurseries

11lJ~J

in 1941

----[AverC1ge for I13

stations I

I519467500515492538 j488566 1

558 CJl591 -J

535 I-

535 j

467 j

290 219 i

5-919 ~

318

18320028828513818613~8

4429220511

1

)

--~---

30 100 75 T- 30 100 65 65 20 65 2035 100 80 T 20 lOO 65 60 15 65 1530 100 80 T 20 100 65 70 15 65 3035 95 85 5 20 lOU 65 70 15 65 3540 100 70 5 25 100 65 70 20 65 545 100 80 5 40 100 40 80 25 60 3545 85 80 20 20 100 60 70 20 60 1550 85 86 10 30 100 65 80 20 80 4040 90 80 20 30 100 65 80 20 70 5050 100 88 40 40 100 65 70 10 80 5035 100 90 10 40 100 65 60 10 70 4555 90 85 5 WO 80 60 5 70 40

10 75 90 25 FO 65 60 5 65 T10 90 40 10 15 90 20 15 2 25 25

5 20 60 T 15 80 15 20 5 10 10T+ 10 T 0 25 5 10 1 T 20

15 T T+ a 5 5 T T 0 T T10 60 0 20 lOO 25 45 15 25 -10 3 25 10 20 90 5 -~ 15 T T20 10 25 0 15 75 20 10 15 T T25 - 15 55 0 30 100 25 20 15 l 10

5 20 60 T_ 20 100 25 25 25 T 1020 T 20 0 15 80 5 T 5 T T20 5 45 0 15 90 10 15 5 2 T15 5 10 0 15 90 10 T 3 1 520 5 5 D 5 T 5 3 T T10 T 1 0 5 10 T T 2 T T

5 5 0 0 10 5 T 1 T T5 0 T 0 0 T T T 2 T T

30 0 2 0 10 T 5 2- -T T

0 e IMchigan Amber 5620 40 65Trumbull 5657 2 50Denton 8265 10 65Fulcaster 6471 15 65Ivioditerranoan 3332 5 70Minhurdi 5149 10 80Purdue No 1 11380 10 50Wobash 11384 25 65Fultzselection x Hungarian 11849 20 60Ful tz selection x Hungarian 11850 15 60Fultz selGetion x Hungarian 12017 10 6~

FultzsGlection x Trumbull 12018 2 50SBmihard Red

HUssar 4843 T 65Kawvolc 8180 T 35Minturki 6155 T+ 45HOPe x Hussar 11682 T T

HoPe x Kawvolc 11959 0 TRed Rock x Hope 11821 T 50

Hard HedtKnnred 5146 0 60TeIlll18rq 6936 T 70Khurkof 1112 T+ 75Molukof 1898 T 80Comanche 11G73 T 35Pownoo 116G9 T+ 35rowvule x Tonmorq 11956 0 25M1rquillo x Oro 11851 T 10M1rqui110 x Oro 11979 T 10Hope x Turkey 11964 0 THope x Cheyenne 11969 0 TH-44-Minturki x Minturldl 12022 0 T

Is ft R d

Variety or cross

Ii

~bull~bullbullbullmiddotbull1

~ ~

J

-~

rmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddot

~

- 6

jiI~ )

due to exyessiveroi~ltJllond one of tho four replishy

Because af continued rains quadrats were hntitesbed

~e 1941 season was uni~e i~ tbBtsp many hazaxds influenced the erop at the different

stations DUe texceSSiVellOistur~ leapound rustand septoriaweleheavy at the southern stations

and probably other wet weather dise~SesyctepreslmtSuchhaz~ds as stem rust hessian fly

and wintor injury have been mentio~~dbull The result wasthat suseeptible varieties suffered eon

sidetable daInage and the range in ytolds was muc~ gr3ater than usualbullI

At Denton grovtlh~vorya~normal

cations was ~o poor that it VIaS ab~ll~li

from tho plots and yields are based IqnbhEse ~ept rust was rather heavy-on Etrly Blackhu11

Blackhu11 Konred and KharkQf white a Jlll~OJ ofvarietie sh9Wed considerable resist~1Ce

Stem rust was heavy on suscep~ible ~QIietie~ b1lt ~vvfllemiddotx T~q (CI 1l~56) E1rlyBlackhull

and Hope x Mediterrancatl ($e1ti41-19--3-) Ylire resistantmiddot Janred also showed considorcble roshy

sistaneomiddot Test weights rangod poundtomS6 pounds per bushelpoundor Ebrly Blackhull down to 41 pounds

per bushel for Red Mewpart of thi4 light eight being duomiddotto rust and part to ezcessive rains

Ally~eJds were very lovI vlith Co0m4ho1t4wwrue ~ T01lllnlq (CI1l956) and lbrtinx Tenmarq3 _ 0 bull

(CI 11805) at the top of the list lfortpe potiod193g41 ComncheCueamp1Jl ondPawnee

had the highest average yieldsbull

middotYields at Cbillicothewere 1~1 and qUDlity wus very p0Z due ~o excessive noisture aftet

the cropmiddotvas rip0 Because of a fa~lUte t~ obtain stDJids it wnsneces~ary to reseed four varieshy

ties all of which gave 1001 yieldsi The high-osi yieldswere recolded for Medih11atloaJi Martin

x Tenmarq3 (CI 11805) and Kawvalq xTe~q (GI 1l~56) bull For the last three yerus Tcnmarq

bas a slight advantage in yield followed by Martin x TeDIJE1rq3 (pI ll8DS) Mediterraneon and

Pamee

The irrigbted plots vere the only ones harvested at BusMand OJldthese gave yieldsrpnging

pound1011187 to 397 bUshels pet acfc iS~ra1 ros unllsuaJly -tall but tcst 11eights lere all below 60- -

pounds due to excessive Doistureot patUtity ~e highcstyielding TarieFes vlere Ko7vale x Ten-

marq (CI 11956) PaTimeo and lfW~f xt~q3 (CI ll805)~ At the bQttoD of ihe list will bel

femaBlackhu11 and ]CrlyBlackhu11 Based on the ampyeat average Po~e lkrlin x TeIlJnDrq~

(eI 11805) and Chiefka1 haVe lind ~M highest yielltls VlitlTWkey and B1oe~1 the lowmiddotest

At Lawton ~owth vlas hQavy ~thc straw fairly tali Leaf rust infection Vlas heavy on

allvorieties O1Wept thojgte hovJIlg ~~q or KowvoJc as a pllentLooging VW8 severe with Cheyshy

enne KoVlVale Oro x ~~q (C I 4672) -0110- ~urkey x Kawvale (Lawton 35-093) standing up the

best Test eights wore fairly goodiwith ZJrly Blackhull and Fegly ~lackhu11 x Tcnoarq (CI

I

11952) vlOighing 60 pOllnds per bushel~ Oro x TenIJarq (cr ll672) Got1QIlChe a1d Kallvale gave

the highest yields v~lEl l3100kh11llflnd lfaAv~st ~eQnga~e the 101est ones Twb Oto xT~q

strnins cr 11672 ond Cooanche shwed the h3ghest yields ~or the ~yeat 1eriOa1940bull41~

- 7 - ~ r

t

TeJlIlIIlq and Pavmoo olsQ had g90daveragos for the sDJleperiodvlhileCllt1XkaJl Sibley 62 and - ~ -

Ihrvest Qpcen were low

Straw lIaS tall at Woodward with all varietie~~havingplont heights 9f 40 inches OJ nore - -

Loaging was rather general iIlall varietiep with KavNole x TeDIJarq (CI 1J95Eraquoand Cheyenne

standing up the bestbull ~est weig)Jts were above55 po~~per pushel with the g~llin ofsone varishy

eties weighing 60 and 61 pou1dsawvalex T~q(Cr ll95~)andPawnee gave the highest

yields follovlOd by Te~9 xNebr~ No aa (qI~ 118~7) andT~q furkcy~rfld andI4arkof

gave the lowest yields PQ~ee has had the highest avercge yield forthe period 1939-41bull For

thipsace period Co~he Tepoarq x Nebr 28 (cr 11847) and Quivirahav IlDd good yields

while the later varieties ~kay KalIed allO Kharkof ha4middoti1holcmest yields 0

At Manhattan ratlJor col7Pleto data again were obtainedana reported Sooe v-in~erkilling

occuxred in the varieties especially Fulcnster and Hlackhull Lodgngwas l~eoVy in JnJy Black-middotmiddot

hull Early BIDckhu11~TelJIJaIq (CI bull 11952) QJldurkey Leaf rust wusYeJYheavy oIlalJ susshy

ceptible varioties ~ cnside~iJblesteorust devEloped eSpeq~~lyon FpJCcJstorond ~est

Queen Culo counts head size andgtUinvTe~ght ltU)d size dataare shovm intabIe 1 Thehighest

yields vlero ~~ by CheY~IUle x TOl~q (CI 11972 ~ GI ~l03) Iavmee and Cooana~Efbull A

Marquillo x Oro ~brid being tested in plots for ~he first tioe yieldedpoundai~lywell ~either

Chiefkan l1or Red Chief wereoutptanoong for yield but botrraqhigntcstvlcights pe bu$el ~ ~ ~

The later varietios OrGgt Nebred and TurkeT alongmiddotwith thesqftwheah had tl~lC1WestyieldsI bull

For a 2-year period Pamee Cheyenne x leIJrlqrq(CI 11972 I5lld C~ 12103 middotand1QtlyBlaQkhuJl

x TenrJtlXq (Cl 11952) ~ all ~ly vorieties have been the highest for yield

Winterkilling wtlS reported froo~ although no vurietykilledballly I~ rust was

loovy aspecially on ~he susceptile vorieties Test weights Wi~r~ 1Ullos~ly high withall verishy

etieshbvil~gweightsof 60 popndsorgt bEltter while ChiefkDnweiglled65 andReclyhie~66pounds

per bushelbull P~WIlee Co~ru andOheyennexIenoorq (GI~ 1197~) gavethe ldgllestyiel~~while

the later varieties such as Oro NebredCheyenne and Kl1arkofgave r~tlter lovlyields J~ed

Chief yielded slightly less than Chiefkan although neitherwasepeQialiy high pame9middotCO~c bull ~ - - bull - bull lt bull bull

oncl Oro x Tel1Jarq (CI 11672) have given the highestaverage Yii~lds fOr the gtYCltiImiddotle~i(Jdl9390-

41 During this period bhe later varieties have been J4~the bottoo of the 1~l~ - _ bull It bull

Yieldsand- tost yeights e~e verygoodot ColbyPaymellltIC11Jyen1q ond COIJal1~hcyielQedbull bull w

higlle~t while BlacJPlull and lm-ly Blockhull were tne ~Ggtvlest~ bull No Iptlg tioe aver-geS ar~ s1lown

sinco this waS the first crop harvesteds~uce1938

At AkrGn all varieties caoe through the win~ervlith~qid st~ apd racle vqryheayY~ bull bull J bull bull bull bull

spring growth In fact the grwth probably WLs too heavy vnd caused sooe reduct~onljnYield bOo-o

cause of lack of ooisture before oaturity Sooa lea rust developed but vms not especially

1degbullbullbull~

---~-~

I 8 -

heavy on any variety Test weights wcentre fairly good and yields ranged from 77 to 185 bushels

i

per aC~e~middotmiddotCotDanch~middotitndF6JJ1YBia6k1iuJllx TeIJDdioit (G~ 1 1195~)twd etL~1y vutieti~S~ iRate at the imiddot

top of the list followed by ChiefkDn lond Blackhull The later varieti~l gdv~lowef yieldS~ no I

dOlibtbeiiig more inj~ed byii1i~ ~sunui~~ dr6ug1it~ 13ascid OrlthE(D~Coge for1939and1941 Comah06ho

Ms had 0 slightYieldadvbriliagemiddot~~~erjChhipound1ttJndna th6~lOCldrilJIii

Winterkilling wriS ~ovordDtLJzdblri~thN(brGiriplusmniamiddotChdYcim6middot selooeioI1~lio~ingmiddotthc~ost

StirQivalsbull DUringthC t~d~~~i thJS~drii6ti~shcivifrgthO(D~ttdr ~tanc4sufpoundered the mostbullbull ~ I

and thin stana~sccmedmiddottobcaiiadVcin~~g9middot~iJboirhst1rd~he~vt7onncamply oilvarictiesand~)

hessioh fly didconsiddr6b1 b darllagC~ snOWIllgtythe middotIpdgi~ indbimiddot TIus inaoxVos an attetapt to

record tho downstrows leftdpoundtcr~holb~ndeffudgon~bverthtipmiddotiot Theresistance of tho iKawvcilex Tenmarqsclootions Is stdldl~dzMiihQycxPibininparliwhymiddotth~~estf6insoilyiolded

$0 high Ofmiddottno standardvihctLtslTobrJagavo thohlghdst y1lllldfoll6Wed byCChfcpoundkan Iobred

C1btkah wd CheyonoTh(imiddot-poor igtorfJfnrih~e CpoundItha+kR~ 6tiMYti bectpl5iilja the voplusmn-i etywas

hardhit iilmiddot theNo~elnber st6rIllmiddotand noJoi-poundully reco~etedImiddotmiddotmiddotmiddotDuringtJiEl z)jearpcriodlS3g41I

middotP~wnecmiddotKavtVare xT~qmiddot(Ctmiddot11992~ aid-KdWvb$(-middot i~~4(NdbiNb~ IJ13jmiddotlfuve middot~thc-bcsi

li~ago yi01ds~ lJampringthis sa2eper~od Cheyeyentiordrik$~IpoundjpoundtihChiofYcirlSixthotliNeored

~lft~middot

AtNorthiattemiddotvJitii(lrItiitirigI~v6rJ5eVerliJintMmbremiddott6rldervttrfEitieS ondmiddotsurvivalI

bullwaS closely oSsociated-wftJiYplusmnelampit ~li~brfjdOli~yehiiese1e~tiqiiididCheY~rinc fudtheliigikst ~ _ _ _ _~ 1 _ _ l _ _ _ ~ __ _ gt __ _ _ -

middotyield~tarid 01130 themiddotbostsUiVivals jChie$kan with a loWsurvivDl gaveanuuusually good yield I

0 charDctoristic 6poundhe v6~i~tYampD~~~ampdmiddot[1ilsoltIlpldCesin1~~b1-aska~F6rthoiyerir averoge

Cheyellrie selection -Nobrrid and ChCy~~ehnvebeentheHighGsi in Jrield PovltJe~andCoDancha

hiJv6been very -poor at this srtio-bfbn rote iIiportgtto-1~ickClfhardindss

_1 _ ___ ___ __ __ -

Wirtterl3I1IlVivalSmiddotOtWlisqoaltrdlg~dfrot 70percenifooMbplusmnmIicto zero rOrKarIiQnt13oiih

iteri oriel 16af r1i~t deV~l6Pedanatesekei~tswerotOweltC~tXf()rMi~q~MtIiliardi(ci8888) bull

Imnin gave the highest Yi~ldmiddotfOl1Ow~abYFI44 x Vjnt1-~2(MJrinmiddot270IJ aneW rustresistont

striii~~ T9to other seloCtionsfrocitnJsD1e cr6ssgavcf~tiyg~oclyieldsolthougheachwos

rotherheavily wintcrkillodMarnin Yanordxlariimai~oI8888)andtogo~haveha(ltlieMgh ~ est average yiolds for the last tfuee years

Winterkiliing Wosheavytlt St ~oul yrithMin~difuvingtho highest survivol6f 53 por-

cent Both stem aJdleOfrusfiwcie heavy GnsuscePtible voiietie$~ butthe nevicrnnterx

springhYOlids were resistant to both imsts Yields~angedfror121 4 to 74b~heisperacre

with Minard x MiDhardi (CI 888~) Jv~nlnrdiandMartlinatthe topOpound~the foUr varieties

grown for~hreeyoars none i~Gspe6~oIjly lt outstondingif6rricia I

A

bullbullbullbull ~1 bullbull J

_ 9 -

At Grand Ropid eight v~ieurolti9~weio grmm and til~ s~~7e~thcent tii~1~6ii()() p~r~~nt~

L60poundmiddot~st~~ ~oaVJ on all v~icti~~ yi~lds differ~a v~fy i1tie~~middotexcopt thrit amp44 xYinturki2

(W~ 2702) waS the highest and Mintur1d~he lowest For the 3-oyear period 1Jinturki has had ~ r

the highest average yield

Winter surviveJswereratheJ1Jigq at Dickinsonput yiel~s were low due to a hal-l storm -

just prsviousto harveStLeQpound~~~reported for all vor16iiies arJd some stem rust dcrveloped~

Tost weights rangodfroElSO to 605 pounds por bushel T~(3y-eld data axe reported but 1heir

value is oPon to question aha they ar~notused in the aver~~e~ MlXmL Hebrod 8Lld 111int~ld bullbull i

bod the highest aje~cigQ yields to thEi 2-yeDr period 1939-40

At Sheridan therewtS soroewinter1illing but no sharpvilJietal differences KcrmoIltbull l bull

Montana No 36 a11oYogo goirothehighest yiolds with CheY0l1ncdnd Minturki yioldingthelowestbull ~ ~ ~ ~

Cheyenne his had the highest average yiiSlC for th~ 193941 poriod due in port to a very-high

yield in 1939 cO

Yiedswer~ lower tyenusuoJ at~pzeoa-1 wHhXhorkopound~Kltirmontand Relief yieldl~ the

highest and Yoga oriahrninthe l~estbull Forth~ 2yeDrieriod 1939 ond 1~41 Cheuroy~e bDd the

~rigbest average followed )y Rharkof and Karnont

Survivals werb good at Moccasin Ql1d wmiddotith SUfficientnois~urd ovorygDod crhp washar-~

vested Bunt data ialten fro the bJnt nlUsorJ are shovm Test weights were above 60po~dS per

bushel for all vorieties Nwturk and tgo gave yields above 40 bushels per acre while several

new selections nado good records Nebrodand1v1axIlin gave the lOV1~St yields Yog6 Ugviturk Dnd

TtukcJ x Kanred (er 11725) had the highest 3yenrwerac yield vlhile Nebred and MarDin had

the lowestbull

Winter wheatrnd0 a good crop at Eravre as shGWn by yiel9-s of froD H~~l 10~58 bushGlls

per ~~e6nd test w~ights over 60 pounds per bushel MrDont and Minhardi x Mi1Jturki (Cl 8034I bull

gave the highest yi131ds while lrebred and hrninwere at the botton of the listbull KqnrodU~

turk and Llioont hha the highest aer~~ge yields for the 3o-oyear period Yogoraoked fifth

Minturki oighth andMJroiri last for th~s period

t bull

- ~

II

-~

-10-

t bull

0 I ~lmrcr-- Inuober

-

Table 1 - Agronooie and other dota fOf winter vlheot varietios glOwn in renlicated plots in c0- OJerativo experioents atlQ ollppritlllpt stations in tho hard rod V1in~or 1heatoroo in 1941

~d average yiolds for 193s41 ~ bullbull lt i ~

I

121051 4middot 430T12106 i 5 5 28 T

6936 10 7 3020 11669 i 1 3 27 0

88515middot iAIir 28lJliV31$ 408886 I 5 4 32 io6251 i12 7 2835

110 231 1 J 8-6 83 20 2 4

79 i 78 ji74 193 66-9 205middot 3middot66 lS8 565 193 65~ 185 8

5352 21~3 248 172 1148 114 9

45 174 g 39 157 133434 14 1532 135 16

39 14$ 14middotmiddot2S 160 12

o 45010 51019middot46010 45~()

60 45060middot middotASDmiddot6()4IO70 43040 43b1O~~O 50 43~b

29 029 2528 4029 T

30 402S 1027 1533 831 2D27 4$31 10

28 10middot 15 middotmiddotmiddot520-27 T 5 5103P ]0 30 490

35 middotmiddot51025 49~020 49_016 4SOT 560

10 middot5()55 4E()

437

64167

137

middot786

12middot9

1312

11673lt 6middot11956 i 8

11805middot1lt9

---- i 12 811754 11 7

5146 13 128180 i 11 7

~ Do

CorrinChe CvvSlc x T~sect

Ihrtln x TeIlDlJrq _ Konrea-Hord Federation x

Temarq

TeurorioarqPewmec

EiJly Blackhul1~iviraBldokhtillH~e ~ ~iedit crran~ (Sol

41~16-3-3)C1iefkanKtmred KawvElle bull

Mediterran~f~g~~c6~

Meditenanean selection 10086Red I~ selection (TS 7250-1) ---Denton 8265Mcaster 6471Khark6f 1442Clarkan 8858

1

-si-oildd eror opoundaarffeence~twodnthe oeaJl yields opoundanYt~v~ieties=i~61 bushelS~ ~

Varietyor eross

I

JClnuriber

I bullI

Medit e~anean I 11587- A-fy 6 middot36 55 188 19~6 3Marliin x ~~q3 i 11805 May Q 40 50 176 198 2~a1e x ~enoaro bull bull I -11956 ampr~ 6 middot36 3 17~2 tTenmar ~

6936 MaY 2 37 51 165 199 1 Kanreaard Federation x Tenxnarq 12105 1V~y 1 37 52 148 Jmtin x Tenmarq3 11823 liJ8Qr 6 38 48 146Pawnee 11669 May- 6 36 50 132 19-0 4 -Chiefltan 11754 May 2 37 51 129 172 - 9Qrlvira 8886 IJay 1 40 53 127 190 4Denton 8265 UOV 6 39 51 115 16-6 11Certified Turkey 1558 May 6 40 50 11-1 168 10Ji)ar1y B1ackbu11 8856 =-i1 19 37 51 108 181 6Kanrea-Hard Federution x Tenmarq 12106 i 1 39 48 103Comancha 11673 lvay 1 37 49 101 177 8Bl 6251 Hay 6 35 50 100 18-0 7Cheyeon 8885 lhy 6 34 49 amp1 162 12thaiko 1442 vhy 8 33 49 77 150 16Kawval 8180 May 7 42 50 74 152 15VGU1ghn~koy (TS 15133) May 8 37 49 69 155 14Kaura 5146 7 36 48 57 158 13i ~VJaY

m~a error ofa4idiffere~~ be~c~ the mean yiolQs oj any two variDties-= 154 bushels11 Replanted on Decembcr 11 1940

iIH _ r ~~~ ~-- ~ -1-- ltJ t

1t

Table 1 (Continued)bull 11

l~lti12n8

middot1middot243

S6

7

188174169170155150142

~OQgo+] 1i~ dacre AVerage~ bulleld_ 1~39-41 ~ailkSuo) (Bu

579 397580 368540 355562 333581 325548 303536 299541 268538 256512 251 134 510 245 135541 231 125554 191 132$46 187 136

July 1~40

June 30gt39 Juro 29 J 43

June 2S38 July 342

July 444July 3 43July 4~ 41June 28 38Julj6 42July 4 41JUly 4middot 41July 1 42June 24 36

252322222430262822

3028

282416

1195611669118051167311754

818069365146

1210688861412155862518856

- BusMald TOlQ)IL-

(Four Ifiyenf4-acre lgtlots1(Irrigat cd)

Variety Or bross nmiddot~middot~lt~~imiddot I--r~o---l______i~~umbor L~~J~_+nri

KaVlvalexTcnmarq PavmooMartin x Tonmorq3

I ComancheChiefkanKawvaleTenmarqKanred lt

Kc11lIed-~d Federation x TetliilarqCheyenne KharkofTurkeyBlackhullThrly Blackhull

~

Lovrbon Oklahoma (Three 01332-oPre plopounds seeded October 7

emerged October 15 1940)

DtCVariety 00 cross CI --

number Headed Rii9

Oro x Tenmarq 11672 Apr26 June middot2 40 5 17 58 355 279 1Comanche 11673 Apr26 June 2 39 5 75 57 316 267 2KawvaJe 8180 May 1 JULe 3 41 10 17 57 287 234 6Kuvvalo x Tenmarq 11956 bull May 1 June 2 38 5 50 58 282Turkey x Kawvale (La35-93) --- May 1 June 3 40 90 20 57 270 229 8Tenm~rq 1)936 May 1 Jule 4 39 25 65 55 267 245 3KawvaJe x Tenmarcr 11750 Apr29 Juno 2 39 10 20 53 267 236 middot5Pawupe 11669 Apr28 June 2 36 middot10 2W56 26~3 244 4Cheymmo 8885 i1oy 4 June 6 38 90 1 58 250 234 6Ebrl~r BlackhuU x TeIunarq 11952 Apr22 May 30 39 90 90 60 249kly Blockhull 8856 ~r19 lffay 30 39 90 95 60 242 206 11Kanred 5146 ay 4 June 5 39 90 75 55 219 220 9

~Iobred x Ka~le (Ia~3amp95) ---- Ani30 June 5 41 10 50 58 214 202 12 Cni efkoln 11754 tjy i June 4 40 90 85 58 205 214 10ICbDrkof 1442 May 6 June 6 38 90 60 56 199 200middot 13Turkey 1558 1~ 6 Jtine 6middot 37 90 pound0 55 196 196 14

~ Clar1nn 8858 M~ 2 June 6 42 90 25 58 176 181 17Penquito 11745 Apr 3D June 4 41 90 65 57 174 183 15Sibley 62 11523 Ivhymiddot 4 June 6 37 90 80 54 163 -181 17Blockhu11 6251 May 1 June 4 41 90 65 56 151 183 15HarVest Queen 6199 1hy 1 Jtine 4 42 90 40 54 133 150 gt19

Stan4poundlid errof of a differencebetween~ho meal YieldsofanYmiddotmiddottVloVorieti~s 1SV6ushlt31sbull

) Higher at time of harvest

Table 1 ~ (Continued)

7

middotmiddotmiddotmiddot645

p~

3amp0 13~5 3304 6298 8347 232-5 3292 9304 631552amp6 1129~2 928-4 1327~3 13271 14

i El~s Kansas(FoW p1~tsseedeWOetober~eniorgedOctobor 13 1940)

1---~~--___---_i- _----~_+_-- 1----middotmiddotmiddot-middot-+---- ----+--+-+----qt--~ --t+---v---y----I bull lt bull C middotT nbull i ~I q-I

middotVUJoty PrmiddotmiddotmiddotcrO8$ middotmiddotmiddotmiddotmiddot vJ lt number Val

ct ~

PaWXleemiddot 11669191 24 21 37 5 64 427 246 1ComOncho 11673 195 24 23 38 20 63 406 ~44 2Choy~o x TOJllllarq l1972 J91middot 25 25 ~ 15 middotmiddot62 46~rOrax ~enmat$fmiddot 11672 198 23 23 38 25 63 39~4 234 3CheYQDne xJEci1rnorq 11973 r91 ~425 38 5 63 471EbT vb 36~5 217middotlymiddotB1acqll Hir ria 11846 194 24 25 39 4P 62 36~5Euly BlackhUll Ii T~iq 11952 1middot~993 2132

4 2Q 40 middot70 62 -

Tenmarq 6936 26 39 406 350 21aChiofkan 11754 rJl62

149middotbull 29 40 1565 350 middot 22~7

b1y Blac~l Ba56 JJ66

18 40 80 62 337 32~0Rod Chiof 12109 9 24 26 42middotmiddot 40middot6pound330middotmiddot ltmo 8220 198 28 27 37middotmiddot 80 61263 i71 9Nebred lO094~00 aa 25 34 90 61 259 i7~6 8Cheyenne 88f35 199 29 27 36 80 61 254 16(gt13

~ed 5146 199 middot~middot28 27 39 middotmiddotmiddot80 61 251 166 11~kQf i~12 -198 38 27 38 80 60 2~19 1$4 12Blackhull 6351 T96 24 26 4() 17 61 236 167 10IUr~oy 1558 99 28 27 37 90 60 218 153 14

B1cqkhu11 sqlectionHC3Q9 199 a5 26 39 90 60 175

bullStQndo1-d qrrqrmiddotofu~ffer~q~b~tw~enlihe mean Yieldsopound any poundwo ~[1+iotios 153buSJiels

1

- -

1Ill

Table 1

(Cominued) 1 J 14-

~

tmiddot i f

j bullbull

i

i bull=

244

1

I Akron Colorado ~ (Four 1 41acre plots ltmmiddotmiddottl1low12 on oornland

seeded Sertember 9 emergedSeptember 15 194b) _

Variety or cross

_ oi verag13 i131 C L Da C bull ~apound yendight i pc~ tlCie Average -r-shynumbor HOOded i 0 rust I 15ushol leldmiddot 1939 anQmiddot194l~~

Uly n Ll s 7 _ (Bu)

Comanche middot1673 May27 7 13 24 565middot 18~5 i3~middot5middotmiddotJl1llrly Blackhull x Tennarq 11962 ~ 26 730 26 bull 580 173 Chiefkan 11754 ~29 70 27 580 16~4middot ~middot13~t~~lykbBul11ackhulmiddotlmiddot 6

8825

561 ~i~ 2283 7

7 2

38 5 2296 5

5$7bullbull50 1~31Z~k

pound(U bull~ 16pmiddot12~5 middot KDnred-Hard Federtltior ~ lt lt middotL gt i (

Minhardi-Minturki 11970 [1by26 7 3024 Jsslo 160 liO 3Temnarq 6936 ~ny 30 12 23 23 565 159 12A 6Pawnee 11669 ~lay 26 7 ~Q 22 565 15~2 middot110 7Kanred 5146 iJune 1 14 25gt24 57~5 ]3F 108 8Cheyenne 8885 ~une 1 12 33 24 570 129middot 107 9Kharkopound 1583 June 2 19 25 25 560 12i6i 102 11

~~~~f 1~~ 1rJ~ ~ ~~ ~g~ frtmiddot 15~ igMinturki 6155 vlino1198 28 560 108middot84 14Kmred x Morquis Akron No~44) --- 1lt~ 30 12 13 23 565 105 95 12 ~Alton 1438 iJune 3 19 -18 ) 27middot 57~5 77 7 66 middot15

Standard error of ~ diife~eI1Ce~et~~yenth~m~tm1ikiasmiddot ~~~~~O~~ietie~ == 275 bushels

i

oj ~ - -- - _ -~-

j j

~t middotm - ~ ~ a ( f

~

CInunbcr

Tabl0 1 - (Continued)

(Five 14o-acre plots

1----------------+-------1-

t Variety or cross

Lincoln Nebraskaseeded Scptcobor 25 ~~d 26 coerged October 1 and 2 1940)

Le~~eigh~rus~ lifE

PCu Inbull

poundtaridard error 0pound a difference between the mconyields of any two varieties ~ 1b2 b~shel~

JI Notes taken from 1 (light) to 5 (holtlVY)

244 225~1 1

231 3

al6 4-

184 1219~8 7200 6

t

169 17 -19middot8 middot1middot tJl

202 5 t

Kmvvale x TenmarqPawnee Kawvale xTenmarq lse1 23867)

Do Nebr Ho 1104)middotcDc Self 23819)Do Nebr No 1113)

Minturki x B1ackhul1 (Sel31A-899)KanredxBlackhu1lIobrelti selectionbredCheyenne selectionChiefkan Rope xTurkeyrobradClarkanCheyenneCheyenne x orenmarq

DoTurkey select ionCheyenne x TemnarqNebraska No 60 B1ackbul1 - Turkey (Nebr No 312)Cheyenne x TenmorqTurkey (Nebr~ No1)~TenmarqXbarkopound

1199211669

__--

118441199710094116661175411964

693488588885

11972121031157711973

62506251

12104

11673693614-12

727571656768797176877946767866725450654574517143middot715255iiI

23 24 70 34 25 2141 58722 23- 50 n 11 2586 60421 23 70 31 12 _~349~ 6b~022 23 60 32 10 2]19 bull 60223 24 60 32 1~3 1867 59322 23 70 32 11 2203 60226 26 80 36 40 ~060 61824 26 80 34 2-9 1L879 60325 26 80 33 34 1717 60~4 25 24 80 29 ~6 21b3 tiO2 26 25 70 30 38 2022 59-826 26 80 35 26 1590 61123 24 60 - 28 46 1979 59526 as 80 31 37 J8~5 62-027 26 90 38 2-8 1537 60326 26 80 29 39 1693 593 26 26 70 30 3-9 1339 58 L126 26 80 32 46 12$middot 60026 25 80 31 3-3 1814middotmiddot q7924 25 70 31 3-5 1478 middotmiddot5gmiddot8middot2~ 26 80 31 3-8 1789middot middot5ampZmiddot26 26 80 32 32 1588 5amp627 26 80 31 40 1696 5amp724 25 60 32 0 1329 59bull 727 26 00 31 42 1634 58~523 24 50 33 48 1179 57226 26 00 31 44 130~ 57228 27 80 31 36 ~ - gt 1307 563

~ ~

306298297278274271253

2318226 20720019~2

1901891amp8184178178173 189 9middotL6315~2 172 16159 IS7 10157 17~4 1515~b 154 17~8 1~

152 1ih6 III5 17~5 14

1l~615~4 IS

-

~ -

16 _

Table I - (dontir~ed)

amplIl1

194 2200 1190 3

C

11)2 81amp1 9

t172 6169 7177 4176 5154 11150 12144 14158 10

145 13139 15

129 16

NQith PJattet)iebrE-skh ~ ~epHcations1 ontol1owi2 replications 1~~

Tmiddotmiddot--h~a Hci~~

Variety orcrOJiS

(Four 140-acre plbts~

Nobred lQQ94 81 i JUrieZ z2~28 55SCheyenne selection H606 66 ampe2 555Cheyenne 8885 68 Jimo3 25 660Kanred x B1ackhull 11844 42 June 2 2tj 540~urkey selection 11577- 63 J1ilie middot3lt $O53~0 ~urkey selection 10015 64

25 June 2 29 540

Chiefkan Il54 JUhe 2 35 575Kanred 5146 44 June 4 25 545Kharkopound 1442 49 JuQe532555Nebraska 60 middot5250 39 vuiie521 ~~~g~~key (loq~) ~~~~ gt~ ~~~l ~~ 540North Platte 11 8884 23 June 4 -31 550~enmarq 6936 24 June 4 32 540Blackhull 6251 3QtuneA 30 -550~u~~ ~ -JW73~ ~ ~e3~ ~ ~~

Pawnee 11669 13May 31 29 550

Stondard er~or 0t~ d~tS1~ceb~nJYhem~yi~nisoimiddot~tw6V~i~t~S= 1~~bUShels

i

i

~

10

~ ~

i

I

I

iI

~ I

~

~

-

I c

-i i ~

o_

~j

fmiddotjL

L

Table 1- (Continued)Waseca Minnesota

(Three 17~acre plots)

Vari 9 t y or cross Clnumber

Ilhrmin 11502 70 2 7 20 80 83 60 54 0 8 185 349 1H41 x Minturki2 (Iviinn 2701) ----- 58 3 9 T 10 85 65 530 176Minarax Mbiliardi 8888 60 2 7 25 100 90 80 573- 167 366 2MiDhatdi x Mar~is (Minn 2699) 65 2 7 T 60 83 68 529 151n J5 Minturki ~~nn 2702~ 32 4 7 T 10 85 70 533 128

Do Minn 2700 ---~ 38 4 7 T 70 80 63 526 105Minturn 6155 23 3 7 T 100 82 65 531 101 316 5~lebred 10094 17 2 7 5 100 85 7Q 536 middot SO 345 4YOgo 8033 15 4 9 5 95 73 60 533 87 -353 3KJakopound 1442 5 3 7 35 95 77 67 517 66 308 6Karmant 6700 0 453 2

of aIry two v(lrieties 204 bushelsstandard error of ~diplusmnference between tIle mean yields

i ~ -

I-

St Pill Minn~sota--1

(TEree Q-acreplOIs) bull

Variety or crossRank

~ iit Micllardi 8888 38 thy 30 9 41 30SE 70 92 73 5S0 21~4 39bull5 2l~di

- 514g 53 June 1 10 41 50s 100 93 62 56~ 200 37~5 4I~ 11502 33 lIay 31 9 41 T 80 92 67 563 200 392 3Minturld 6155 32 June 1 10 41 10SR 95 90 65 566 179 39~6 1YQgo 8033 25 June 2 11 41 lOSE 80 88 68 566 175~ It Minturki2 (1finn 2701) 24 Atfay 31 9 42 T T 88 65 54-9 16-0Minhardi x Mar~uis (Minn 26y9) --~- 18 Yay 31 10 37 T T 95 77 571 135

- amp44 x Minturkl (Mimi 2702 8 Junamp 3 11 40 T 5 93 62 559 7-9Do (Minn 2700) 13 June 1 8 40 T 15 90 63 546 74_

13tandard ~r~or of a difference between the mean yields of any two varieties ~ 293 bushels

Table 1 _(Continued)

~----_~_--___

70 802 Z9~875 610 247 262 3S5 627 2-16 243 475 611 24665 604 21368

61 8 2~12 275 2

65 591 23170 609 232 280 1

-middot~middot----7-middot~7--f- -__---~--- _bull___-~ I middot

18 10 7014 ~41 831536 6514 397216lt43 6315 ~ 398515 flO middot1815 nmiddot 73

~ _~----------~------------------ ---------------__-

15middot131511 ~ 13middot 13 16

middot13

8033

--_0-

middot6155

115028388

f~~~iililittirld2 (IfJml 2702

j~~~~Ii~~~yen (~1~ 2700)I Do (LUlJIl 2701)lgomiddotmiddot ~ I~~nlkUd x iVInrquJs (cm1Il 2699)

~flint~k_~___ _

1~~lc1middotxdorroi of co difference bctw(el thOi~EK-TJYioTas-()CoY]TOv1rioti~s~ 3~Q8-b1Jsfte1s

I-CD

liiilbrd x llinhnrdi 8888 87 30 36 8 600 86 95 J

KfUirkofi Bmiddot12 G~l 20 37middot 15 580 A 92 5f J

Turkey 1571 82 20 36 15 570 82 - g~2 5Nabrod 10091 93 19 31 8 60 5 - 01 116 2

V15iritUrk5 6155 middotmiddotmiddotmiddotmiddot89 2b 37 15 570 78 97 3lv~tmpoundn 11502 80 17 37 8 5~0 70 135 1lCtlifmorit -_- - 6700 76 20 36 10 530 73 80 eN6Jjrcsko No 60 6250 ~5 19 36middot 15 5G0 60 70 9Yogo 3033 07 Hi 36 5 590 63 G7 7Belog1im 1513 70 19 36 15 575 5 71 10

~__--- ~__ - __ _ ___middot-~ _I

-

- 19 -

- KclXoont 6700 83 6 11 3[J 60 382 362 7Montana Ho 36 5519 00 (3 11 38 60 382 363 6fogo 8033 80 10 10 37 58 379 360 8Ilhrmin 11502 83 5 12 38 60 367 35~9 9Nebred 10094 82 6 8 34 59 364 396 2

~ Khnrkof 1442 82 6 10 36 60 364 383 5Nebrasku Ho 60 6250 82 7 10 35 58 354 393 3lvlinard x Iviinhardi 8838 83 9 12 35 59 351 355 10

~Kcmred 5146 GO 7 11 30 58 348 389 4Cheyenne GOG5 02 7 10 35 60 345 lt109 1Minturki 6155 82 7 10 36 57 333 349 11

Standard error of 0 difference botw0cn tliC moCJ1 yiolds orony two variotios- 41r ousncls -

14126700

100025549

1-1599OG05

-10094003669350

(uuu

61550033

11502

KhcrkofKuroontRolieflJOntnnrl 36Ridit x UtrJh KolUed 540lt10ChoyormoNobrodBhroka x MinhlrdiN0w6urkMinard x 1iil1hUdiMinturkiYogolIbrrnin

BozoooIl ~iont_Ql1a(Throo 156-acro p-lots seodod Sop-tomber IG~ omorgod Septombor 26 1940)

----- IL

-i ~iT(r2ge -t Yiold I

1 V~Xie~ or cross ~nUlUber_-L_~]i_e~_-1Y-()E~9~~~~iJidl9~Bushels ushols 1

397 494 2 i387 494 2 i305 i300 452 10371366 530 1357 4931315 453 9313 161 6329middot middot157 [)315 164 5308 lt159 7303 10lt1 11 I

Standord erroof D difforenco bjtW0021 the oec1 yields of ro1Y tvlO v~riotio~middot395middotbuShols~ __ 1

l~ ---------~

- 20

Table l-(Continued)

936

108

282286

285302290

11040~239038938738~6

384382381381381

6261616063606063616162

1940)

62540

650206577~542560045032sect300

1139384039

- 404038403738

2223232122222423222322

18222220202223222221~1

Novrttirk 6p35Yogo 8033Kanred x Minhardi 111726yenewturk x Kl~re~elog1ina 1667 12~07l1ontnna 36-Beloghna 1667 x Kanred 1~108Minturki 6155Turkey x Kunred 111725

IMinard x liiinfurdi aB88 Yogo x Oro t selection5~---Kaxmont 6700

Turkey ~558~ed-(Bclog1i~-Buffuri5545)-Knxmontl x

(MinQordi_Knrmont_Mirilmrdi) 1]744 21 22 41 30 SO 379EUreka x MilUkltrdi 8036 21 22 40 800 62 376 288 7

Khnrkol ~442 20 22 39 125 62 374 277 11IMinturki x Beloglinamp-Buff1J-lll 1~66122 23 40 105 61 373 293 5I Nebred lQ094middot 19 21 38 450 62 368 263 12Marmin 1150219 22 middot10 700 62 329 2~6 13 i

I Staruiard error middotOf a aipoundpounderenceDetVfe~n-thc uleltu1 yiofosmiddotoCbny two vCrieHes _ I tHbUsnols--- i

ampvro middotjfo~t~1](Three l50-oorq plots speded Sop-tenber 23 emerged October lt1 lSl40)

VOXioty--cros -r~r 1loi~~yen~Jb-tr ~EI-s1l~~r ~ilmiddot1--- --------- _ L__ runeYciY -(r~)--L-(rbs u)----rsu-~

lKarmont 6700 7 11 27 616 i58 202 3 IMilJhrdi x Minturl9 8034 8 1428 610 258 193 7Kanred 5116 6 14 26 616 256 205 l I

Novtburk 6935 6 14middot 27 614 256 205 1 IMontonn No 36 5549 7 1428 612 253 197 6 I

Kbnrkof H12 7 H27 610 250 200 4 IYoga 8033 9 14 2~ 604 247 199 5

lviinhardi j lkinturki 8215 7 15 27 602 247 176 12IvanturJcent 6155 e 14 30 601 214 134 3 iTurkey x WunessQ 8028 G 14 26 GO6 241 IG9 13lannrd x Vd~rdi 0003 0 14 28 Gl0 225 170 10Minard x iiilhardi 3839 9 15 20 GOO 225 17G 10Nebrod 10094 ~ 11 26 810 214 180 9IMnrmin 11502 9 11 29 606 lCl 151 middot1lt1

I Standard error oj D difference bctvlGen the melt1L1 yields of any twou

v2-rietics- 130 bushel

~

STtumAw ERRoRS

- StllIldai-d errors have been9alculalied for yields whor poiislblo The accuracy of these~ t

erors mar beopontoqct9stion3incethO p]ots were notalCioIllized et all of the stations Ranshy

dom arrcmgoments were used at the Toxasand Minnosota stations Statisticians do nolll agree as to

whether or not a generalized-error obtained from nonrandomized plots is of any use From the -

agronomic standpo~nt it is felt that the~tl1tistic i~ of use although it is ro~iz~qtpat tbe

valUe IIIEliY notb~entirelY~6rject Just how far wrong it mew be~s not known

The anaJysis of vori~e wns used for tho 1940 yield data at each station Total var-

onco wns obtaired and from this WO$ subtracted the vJlXionce duo to varieties uno duo to raplie8

tio~ the remcentnder considered as due to error To obtain tho stOlldord crror of tho moantho

sguaro root of the meon sqBamp0 due to error or the standard deviation WaS dividtld by the

sqUarc reot 6f the number ofmiddotroplicntions for oachVnriety Thestnndard error of 0 difference

w~sobbainedbymultiplYitig~hestaldorderror of a moon byV2 1

The sttinaJrd error of an I1vorcgo Qf ovcrcgeswas dctorm~ncd by tho form~o

wh~ro a b kac --n ~emiddotthe soparotc$tDYJcl~darloors and N =tho number of scphratGav~rages

Thostlmdnrdetror iIi bushels mcw be exp~essod in per~ent by dividing the stf)ndnrdo~r9r by tho

meon yield and multiplying by lO()~ Tho SUIlL1ory of these stondo-ild errors is shown in table 2

together with tho number of plots and ovorGgc yields at each station

l

~

~

t

l ~ ~_

3middot4

41middot

229 1S-3 232 132 5684 ~39i 5~53 3~92 277 817 ~

I t3 2483 187 153 108 4~354 $159 2~5 153 108 3~423 3525 225 184 130 369 t

I4 1395 ~89 275 middot194 1391

5 ~O32 2~88 i82gt 129 6354 lS98 266 188 133 951

I 3 ~lA5 250 204 144 1258

3 ~5n 359 293 207 13173 2485 378 308 218 877

2 ---_ ---- ---IJ

3 ~609 8~1ltb -119 296 820 ~

IE~27

3 4bull84 39gt 279 middot7911

- 807 205 1041 102 a~middot683 2399 159 130 092 383middot - -

Table 2 - Humber of plots elerge yi~ld c41dmiddot gttmdtmiddotrd errors for the plot test at caeL coop-erating station 1941 i I

I l

~oxns Denton

Chillicothe Bushlandmiddotmiddot

OklDJlOmbLmrton

WoodVIard~ K-ms~s

i-ltJL1l1Dt t ani R1Ys Colby

lt middotColorado- Akron

NebraskaLincoln

North FIr-tteMinnesota

WtsecaSt PaulGrclld RapidS

North DGkotnDickinson

1yomingSheridm

MontoxaBozemanMoccosinHavre

t-

The yields of the uniform as ve11 as other varieties grm-m in cooperative experiments

have boen summarized for the different districts and states Vlhore possible average yields fo~

the last years (1939-041) ore also givbn

Districts

SUllll1Drie6 of the yield cwta forthe uniform v3Xioties grm-m in 1941 ond the 1939-41 aveshy

rages vThere available arc presented i~ toblcs 3 to 8

In the southern district in 1941 yields VIore reported from fivest~tions vn10re ton vari~

ctics 7ere grolm uniformly The dta arc presented in table 3 There the vorioties arc listod

in order of average yield ~KarJOlo x CCllLnrq (cr 11956) in tho uniform plots for the first

time ranked first YJith on average yield of 273 bushels per acre Pmmee rruuwd second and

COll1Ql1Che third Chiefkan had an averpge 7 bushels less thJn the leading v~riety Kcu1red

Klnrkofcu1d Blccld1ull rere at the botton of tho list

_23 -

078

4~97

132

568

1~80109

917

of 2 00Dl1bull oIIt

Stondrc1middot prror

StU1d1rdprror of 0 Doar

Toble 3 _ SUOJ1Llry of overogoy~el~ of tho uniforJl lirtox ~J10t vdobi~s gtQJn iyenl~p1(rt~~sts d 5 stdi02S hi tlO southori clistr-i~t 1941

j --~middotmiddot----------iif---middot~middotmiddotmiddotmiddot 7W+g~ro[Cfr--fnbusroi~~t ocr

1e ot i ~I_-~--II

1lXioty or co~s C I tliITli ~i d bull bull Avorago

I~lili1bormiddot Denton I cotho_ Busll~c4J La1iron- IVoodvffixd _--_____ i

K~iVolO x TOIlnIq 11956 86 172 397 4~H2 42middot~l) 273 ilmmoo 11669$9 13~236~8_ ~6-342~ 7 25~2 IComnehe 11673 110 101 333 ~16 388 250TOIlIlUro 6936 74 165 299 267 3-88 239KDNDloB)80 48 74 303middot 287388 220Chidkon 11754 52 129 32bull5 205 302 203Jlhrly Bbckbilllmiddot~middot8856 66middot 1O~8 IS~7- middotmiddot242284 17 9

lKmrod 5146 48 57 268 219 249 16-bull8~1O-rkof 1442 29 77 245 199 241 158_Bl_1C_kl~ulh- middot 6251 54- 100 19=1--~~15 bull~1~_----29~bullO__ 157

bull of bull

(bushols) 114

(p~cont)~middot 199~middot~ --

In orelor to SO7 tIle _b ellevi or ~f the vriotios for C SOtlOTJtJt longerporiod f the overCge

Palm-ee 1Ccl tho

~~o varioties are listod in order

~ yiolds for 1939-41 ~e sULlrnrized for 9 v~riotios ir- toble 4

of the roiC11tccl ovcr~~g()yield bosodon tlie rsuHs of 18 sktioryo~t tests

highest over~ge follOTed by Cononche CHCfr[lll ond IenrJLrq EJlcorkQt Co-1dmiddot Ifru~edInd the lotost

overage yiolcls The oiler ofmiddottilO lec-cling Y~~rictiGS is tle sene -os for the 1938-40 ovoroge e~

copt thd Tenrrorq m91l lQl$S lJigh0rthik~Blockhul1~

tests at 7 stu-Toble 4 - Su-rnory of over-ge yi~icls of 9 winter wheot viUieties gtown in plottiOllS in the southern~district for all or 0 -flart of the period 1939-41 =r SEelspmiddotr nciE --I

Vnrioty CImiddot ood Weightednumber Law on vrrd nv~~_ __ ---~----=~_--l

NulI1Poi ofyc0Xs grown 3 3 3 2 3 2 2 PnwIioo - 11669 middot205 190 - 1S-8 244 360 175 396 248Comrincho bull 11673 231 - 177 169 26-7 327 183 387 2t4Chicfkun middot11754 middot213 -172 bull 170 214 315 170 367 228TOI1JllQrq 6936 193 199 150 245 304 167 337 224

Blocklull 6251 1S-5 180 132 183 292 176 389 215Krwivcle 8180 174 152 155 234 296 305 21-03Ebrly Blockhull 8856 19-8 i81 136 206 286 192 294 210

J Klmrkof 1middotl42 148 150 135 200 27middot1 16~0 344 196W Knnred 5146 middot172 158 142 220 273 151 186

I~

Formiddotthe cCl11rcldisttibt ampitivJere reported froD Sixstt1tionsmiddotin 1941 (tob165) ~ho

d1ta orcfoirlycbn-sistcntoxclt1gttinmiddottho Coso ofNorth Plotte~ Pbirio6 ruJked firstuith un aveshy

roge yield nc~rly 3 busholshigher tlk~ Coonncho valieh ranlod second Cbie~~~ r~ed third

Tenrnorq fourth ond Choyenne fifth Nebr6d Bkiclrllull nnd Khotkofvlore t tho bottQm Qpound the

listbull In ViCIl of th0 ambimt of wintorkilling ot sorie of thcsostbtions thohighoverJges or

Povffiac and Cornncho weve 0 surprise In toble 6 the avorgQmiddotyieldsfo~ Jdh6 lost three yo~rs

h

for nillltl voxictics grOVI11 at six sbti Jns ~e s~izcd~ lotIlCO rolccl firs~ ~ayipg on jdvontogo

in yield of 14 bushels over Conll16he~ In third IJIQCc TcS Chicpoundlm1 foli~ved by Tenmrq and

Choye~o Korlred and Kharkopound l1odthehciWest ~vcr~cgc yields fOr t20 periodbull

Ta)lomiddot5 ~ SUDI~117 of~voiogo Yiold~ of tho uniforp winter whoet varieties grovm inp10ttosts~t 6 stctions in thcoOl1trcl (jlistrict 1911

) ~

B-- - Avr~go-riTld hb~Sle_ltrDlrO JiT--E V~ioty ~ Cmiddot Imiddot ~North Jvergo

______ ~- middot_p~lb~1ihJJ11[~ttan HrlYl-lC)l~1LJ llkron Li_~~~E1Pl~tte __~_

PavlIleemiddotCOIDiJnClle ChiefkanTenmarqCheyenneNebredJ31ackhullKlmrkof

11669 314 42~7 410 15211673 ltl96 406 375 185

11754 263 35bull 0 367 1646936 239 350 386 1598885 281 2p4 342 12-9

10094 220 259 346 1186251 233 236 326 163

1442 187 249 331 120

-

2981521921511842007

15911~6

108

435

Standard error of amean (bushels)

middotStundoFdmiddot eriorofti mdbD (percent)i___~__ _---__--_-~ _

Table 6 Suttlcxy of avorcge yiclds of 9 wbter yheat varieties gra-min plot tests lt 6 stashy tions in the central district for all or r1 pert of tne poriod 1939-41

middotf + bull bull ___ _--~~-------~-f-m--

middot-V~riety CI li--~yerrg~1t~1middot~__~l~$l1el~

1______ nuober I$lbnhattan EnyUQolby l-11lk=middot~ran~~middotJ===L==-=--~==w~1Humb0r of ~rc~~rs grom 2 3 1 2 3 3

Pavincc 11669 318 246 410 110 251 129 225Comcncho ~ 11673 91 i44 375 135 186 145 21-1Chiofknn 11754 281 ltl27 367 131 200 161 211T~q - middot6936 26S 21~8 386 12 175 144 199ChoyeIL10- 8885 270 160 Y12 lO~7 202 190 197Nobred 1()j94 252 176 346 10~5 184 194 194Blockhull (3251 250 16~7 325 125 187 158 18-8KcUed 5146 228 16~6 352 108 172 185Khnrkof 1112 i 21Q IG1 33~1 9~3 151 169 172 i-- ---- --_ ___-__-

~~le Yields obiinedin the nciJftperil~istrict ia 1941 aXe prcschted in table 7~ Ihtn wer9 1- ~ -

i-qgtortod froq 7 sktIcii1s YTithfour v~-iriotiQlpeing grovm illliforuly For the average yiolas ofbull I- i- bull

ti~se sht i~S J iun-irdx lii111nrdi (d~i S8SSS 112a 0 Slight~dvLntigemiddotin yield fo11oel by Yogo

Ivhrr1in und iilinturki in the order I11Jledmiddot Excludimiddot~g the d~to from St Pul 2nd Gr~1d Rapids from

tlO aver middotgQs iunrd x 15illlnrdi (C ~I ~ 8888) rDi1ked first IDirkOfseCOl1d ai-id Yoga t~ira lviil

turki nd LVJcIIlL ~Dd thcloues~lt1vmges ~1 though tllO sprc~Jmiddot b0tv~Wen thomiddotmiddot highest Clil-d lOVlost Oye-

r~ge yields RS lossthl+twobUshelsOvwro3-yomiddotr period ~ot 6 sttions (t~b1e 8) Yog0 Cild ~ - ~

N~bred hcl the SDO ov~r-ge yi old cl9sely f oii6lOel by 1Jiii-~ra x UlinlltJrcli (C I 8888) mel Kl~-crkof -

-~

h

middotmiddot 25 (If

j Table 7bull SutJIDary of avercge yieJdp middotof 7 varieties of vtiilter heat grOJIiriplot tests amp~ 7

stntions in the northern district 1941 _ J

C1Gie ago yield inJ]iyencr exe a middotmiddotycrag-neIdVarictyorcross ci~ 1- St Grol1d 1orJ- oze- lVJOe- T-~ b sti11

-=- __ numocr hioscca p9u1 JEbpid~ dan IlDJl casin vrc tions tmns=J

Y1iIJrd x Minh1rdi 8888 167 214 24~6 35n 32~9 382 225 273 291KhJrkof 1442 gt66 ---- ---- 364 397 374 250 ~---- 29~OYogo 8033 87 175 242 379 308 40~ 247 263 285wmont 6700 Oi2 _- --~ 382 387 381 58 ---- 282Hobrod

10094 90 364 357 368 214 279-

Minturki 6155 101 179 2312 333 316 38~6 244 256 2761hrmin 11502 18~5 200 ~~- 367 30~3 32~~_181~~59 _2~_

~

StondJrd error of 9-moon (bushels) )44 207 218 296 279 102 092 O 7~ 091 St~ll1dDrd error of ~mcan (percont) 1258 1317 877 820 791 2 68 383 338 352

------11 Excluding St Pbul and GrciidR)pids

Table 8 _ SUrnrDu-y of CvorL1g~ yields of 7 wintor whcnt varictics~0vmii plot tests at 6 stashytions in the ortherr district for 011 or n part of the period 1939-41

ifoight-Cd~ bull bullbull lt

I - d ~r~~101s Pj-ClO 2t -VJXiety or crQssgt middotmiddotCbull hor-I Boz~ iIoecj )ve- I

= i 11Uniber vifasocn iclcn-L-L1DIl I sin Ehvr_o r~ 0____

llfumbor of ye2rs grOqn 3 2 3 3 3 3

IYogo

87 L1509 199 298 8033 353 360 311 iNebrod - 10094 345 116 396 493 263 180 298Hinard x Minhordimiddot 8888 366 905 355 457 290 178 292Klinrkof 1442 308 92 383 494 277 200 292Karmont 6700 80 362 494 282 202 284Minturki 6155 316 97 349 164 285 184 283lvllLmin 11502 349 135 359 404 246 154 275

States

In scvorol of the StG-tcsthero lore two or more coopdr-diing st2ti-Jl1sfrom vThich date Tere

rocoivod- in 1941 At sono of theso stations only the unifort1 voriotiosmiddotmiddotiere grcim Thilcct

9thors aMit ioriaJ varieties were included It has been the practice to sUlIlt1arizethe middotdiitiJ by

St-tes by averaging yields from all stations within a Stato In ]941 more thun onc stntion reshy

ported data in Tcms Okluhoma Innsas Nebraska Mim1Cs0ta arid Montonn and summariltls wero

~ mnde up for thoso

In TOlqs lmiddotyoriejie~middot tero grOim at the threo sktions (Ina tho averoge yields oxo shown

in table9 middotKrlIN~O ~T9nparq(CI11956) lvbrlin x Torunlt1Xq3(CI 11805) Fameo 2LJd COIJQl1o

che hld the highest oVeroge yields For tho yo_Xs 1939-41 includh1g9 siction-yoors Pan1eo

Comanche me l~rt~l x ~cnr1IJrq3 (cr 11805) rll1kod the highest

Tw stptions rcportQd datg bOk1~10Ila in i941 (table iO)~middotKmmiddotIvnlox-middotTonriarq(Cl 11956

raJlked first COIp1chosQcond pndJawnce third Foral1or1i POxt of tho ~pcriod 1939-41 5 stu

tion_Y0Qrs Pamoe 1115 had the highest DVercgc yield follOlCd by CoCucho and Tenoarq

- 26 -

Tobia 9~ -l~vr~goYiold in ~ushdLs por ocrbof Tintor n~lot v~riCtioslt grOmil~ plot tests in OxS 111 1941 uld V101ghtod ovorgospoundor 1939-41

191194I9181185

16015 7172144166

---------~-------I-+----~-_---+_s---- I

-=--olt-c- u-----Ra--~middot-l I1middot I2 I5 I

I

I

218205190

181-179 169

- 14 bull6 )A2

124 120 middot117

115__----

11956 11805

11669 11673

6936)11754 12106

81805146

8856i 1442 gt

6251

ViriJtJ~ orcrcs s j lie1 I~--1----- -- ~ i-2luobvr

~~~~c~gt=~ Phvmoo

~ ~ 06nonchomiddot ~

6~~ 11middotI ~odIL-rd Fcdorot ibn x Tcrunrqmiddot~~o Jihr1~r Blaellthull

middot Kbarkotmiddotmiddot Blackhull

2i

6347

59middot~

1011

303314272280276

-254275249252248243

Table )0bull- veroge yi~ld in bushels per acre of wintcJ wheat vadeties grown in plot tests inOklaho~in 1941 DrJd middotvrcigltcCl uvcragos for 1939-41 I

1--------------- Imiddot J ~-)vcr CyiOIirTn--bu-Slh-Cl-S--------IVoh6tymiddot6i- cross j I c] 194~ 19~941

1----------__~__~ I numbor~ (2 stohdns) 5 stohon-yeJXs Bonk _

Kawvo10 x Tonmorq 11956 356Cornoncho U673 352

middot Pavmoc 11669 345~middot1VolC gt bullbull ~ 8j80middot t 338 ~centnmorq 6936 32$middotDhoyenno $B85 277]trly Blnckhul1 8856268 middotChiofkori H754 254

-Turkey 1558 24~OKanred 5146 234BIQCkhull 6251 221IChnrkof 1412 220

1 _

Doto wc~oroportbdcfmiddotr6mthroo shtions in Kll1s1sin 1941 (table 11) lith thirteon vori-

middototiosboinggrovl11uuiforI11y pavmoC~lod thohigl1ostovoroGo yi oldfo11owei by OOIlahcl1O and Ebrrshy

middotlyltBlookliuiimiddotxToiu1orci (CS~ 11952)Chiofko1rCrJkodfauxthoJdTeon1rq fifth For the 1939-41

poriod inc1uclllg 5 station-hcrs tl~o vrictios rQ21c in tho follovTbg ordorfor yiold Famoo

COrnW1C1l0 Oldefkol nndTcnImtq

In N0br~sl~ tuost~tions rcpo~tod amp~to mld ~t theso Ncbrod hod themiddot~igllCs~ uvorogo yio1d~

fanowed by hwod x Blackhlill (CI 1184-1) ondPQImoo middot(tabl0 12) COJ1ltJ-1cho tC1l11ltodlast duo te

wintorki11ingmd hessibiJfly dDago Cherenno soloctitm ChOyCn10 Povmee ~dmiddotNobrod had tho

highost longmiddottir1o ovcrigcs C

IVbrnin had tho highostrwOigd riold in IVIinllosota in 19lt1l(hole 13)~ MinlXd x iv1ilJi~di

(6I 8$88) o~cl H41Xi1int~t1cl2(f)Il41~Z701-)a1sbr8jllcd high Thrcoviiiotibs iAiliarQ x IIpoundrgtshy

middotlnrdJmiddotmiddot(CI 8883)- rc1niplusmnl 6nd IVlJntWki foJt) aDout equ61 foriicldfortho lastthroo Yo2rs

l

- 27 -

Table 11 Avqrqgeyielci~i~busho1~middotPQrocreof~linbex ~1heatnridtlestpOIinhiplot tests inKansas inI9~1[Jyl vrcighted avorgtgcs for ~~39~n

Vnriety orcro~s CCIhunber_J-gt

PawneeConanchohly BlnckhullChiepoundY-anTonocrqCheyenneEJrly BbckhlllOroNebredEDnredBlockhullKharkofTurkey

Table 12 4iv~rogc yi91o In bushels oor nere of VTil1t~r hed br~etiosgTovnl il~ plot tests inNebr~slm it 1941 ti1ld Vrcighted avcrrges for- 1939o41

Vortety or cross

NebredKanred t Blocld1UllPownee Cheyenne selectionCheyenneChiefkanTurkey selectionNebraska No 60BlackhullTenrnarqKharkotComanche

CInunbcr

10094llSmiddotH1166911666888511754

115776250625169361442

11673

20~1 200119~4192

180 172

168153135131130Ip

189

190 199

190 18i---~

175173190162IS6

4

3125

67

1098

3

21

-

Bank -~II

~---

~---

----

331

334 337

- (

211209193middot17317i1amp81$~8142

6155

8033---~

-----1150288~8

MJrminMinord x lViinhtrdL amp44 x Minturki2 (Minn21QlfIvrinhtrdi x lik1rquis(liiru2699)Niinturki H-44 x Minturki2 (Mil1l1~ 2702)Yoga bull ~

H-44 x Ivinturki2 (iAiill~ ~mo)

Table 13 Average yield ill bushels per acre of winter wheat varieties grovID in plot tests inMinnesota in 1941 and veighted avcrnges for 193941 r -jy~~ middotidld inbushels

VC1riotyo cross Clmiddot 1941 19 9 1I----------~-----_----c_~_1--number 3stoampJoi~~r (13 stationyenrs) I

In Montonoeight v~ieties vvbre grownunifCJrtlr at 3 stations 0$ shown in table 14 middotKLz-l l - -

mont Klk1rkof and Nqv1tirk r~ed highest in 19~1 liTlllleTClrturkYogo andfDrmol1thndt-he higlo

cst yiolds during thb~~e0period1939-41

1---

~middot28

Table 14 - ~ver~~ge yield in bushols per oo~~ of Tinter he-t vu-ieties grovm h plot tests ilIYTontQIllJ in 19~1 and reighted bvorages for 19394J

Voriutymiddot o~ middotcros-s---] cI~-~~i~~~QshgS-middot_middot_middotmiddot--~-middot-~--=l____ i numbor Lt3 st~2)rsLlt8 stob~ors) _middotR~E middot_i

K1rcont[ 6700 312 30bull5 3 lGwrkof i44~ 340 302 4 INewturk 6935 336 308 1 IYogo 80~3 319 3062 WLinturkimiddot 6155 315 292 middot5

IHebred 1009431~3 289 7-Minard x IvLinbardi 8888 312 290 6 II_~_r_mi _middot--- -+I_l_l_5_02_~- ___271 I 251 8___

1

II

$UJ44ARY OF A~ONOlinC nTA [

The agronomi ]ata other t~ ~ield have been sUIDIDarized for each distriatpoundor 1941 iii

tables 15 to 17 Ih~ach easo the CLlt~ qre overogcd for as lIQJly varieties and as many stations

as possible The numb or of stutionS ehtoring the Qvor1ge is shovm at tho tOlJ of each column

The dik for ~h~ southo~diSt~ictbull arepro~entod in~~~lo 1middot5bull The or~leadodconS~dei-nbly eJXlierthancin1940but the relhtive ot1liness of the wriotiesrerik1inod the SQille

]hdYBlackllullh~ridca t4e~~liest JUlr lov~e~and CotlUlchc wore ~yenJiormiddot tmn Tc~qChiefkon overoged~edo e2rlier t~mxf BlackhuIl RipOIi~g htes shoviodo narrower rCl)lgcioXid

in this case BlackSult ovcr2l$pd ono ddY emiddotmiddotrlier th-n Chiofkan For height KcwlV21e WOoS thetoU- ~ ~ - ~

ost and lavmeethoshortest Lodghl~ d1ta from tilO sbtions SL07 toot Chidlmn ond ~r1yBlcck

hull lodged the ]jJo~tvlhile CotlnJ1c1~9- 8nd BL1ckhull Tero ciso wenk It ymS generally obdervod

thlt tho St~amiddotl of- ~lBlackhull T~t~ rQS i~lined to be Teolt in 1941 Kowvale ~Tonlmrq (cr I

11956) Pmrnce K~tyenale and ConianClicilmd lOYT 6vCtDgd LllfeetioIlS of leo rust Test middoteighbs

VIere 10 in the district with FerlYB~ocldlUll hvil1g the highest aver(lge of 565 pOU11ds per bu- -

sho1 KavlVale x Tcnmaiq (Ct 11956) ranked second end Clliefkru1 third for ovcrage test Vleight

I Table 15 - Sutlllry of agrononic chtq other tInn yield lor vlintor varieties grown at cooperatiIlg

stations intho5Olthc2l1odistet 1941middot

iI

1llUDber of stations ~ 4 5 2

KoVlvole x Terunrqo 11956 I~ tl 13 37 35 gtPowl1ee 11669

~~ 19 13 36 30 5

Conlche 11673 May 7 13 37 5S aTouulq 6936 Xiby fO 15 39 50 23KavllTc~10 8180 bv 3 15 40 29 5Chiopoundkan 11754 ~y 10 15 39 66 58Jlhrly B1acld1ul1 8856 Aprij 29 8 37 65 65Konrad 5146 lv~~3 17 38 60 65IChoikof 14~12 IoJbiy +1 i8 36 52 68

Blackhull 6251 l~hy 11 M 39 5e 63-__ ____ ___w ___ bullbullbull __bullbullbull bullbull _ mR_ __ bull____bull-~--~ ______ ---- - 4____middotmiddot_middot_~ __ middot ___ _- __--

I gt-

5

56~0

54_6550 tmiddot547534559565

-520510853~9

i

- 29 I

TliO~ c0TJtfulmiddot distdct cl]ii ~0 avorCgecl for 8 vCri9ties Jcl aroptosortod hl tolo 16 bull I

Nobrcd old GlcyCI1ne hal tllOl1ighost avqroge wintor sUIvivaJs T~le two cotlicst varioties woro

Pameo old Comu1ce both ovoroging to cbys ec-rlier in loCJing the-- TOPDltirq klmrltof l0odod

the latest Fawnee ripenedtmiddotwo days earlier than Comanche aldfomiddotux days carlir thcul Tennarrl

For plant heig1t l~obred wns the shortest and C-dcf1f4IXl tilctallost Loaf rust infoctiol1 nvoroged

tho lowestmiddoton Pnwnce andCocamc1Jc nJlp the highost onliobred Culm cOU-lts slOVI Pavlloo cnd Noored

to Imvo hud tho thickost Dll Tonmorq tho thilmost stoncls at tvo stQtions ChiefYnn hod Gllo

highest avercge test vmight por bushel with lIebrod tclci~lg socond ond Pmrlee tird

~ -

Table 16 - SunrnnIJ of ogronoIJic dJta ot1er tra1yield for vhter rhrot varieties grovm at coshyapcr-ti1g stQt ionsintl1e celtrcl district 1941

Voriety rcor J(ampte-=r-t----7-LuOc----+-i vcrcmiddotgrmiddotto es I10igJtnunber survivrl E~do4l~_o I Hoipoundt rust_ r ~shol_1

--=------ Percot ~IJ[JY (IclldS)(porcert+=-~~=-umiddot (PouldS INuobor of skt ions 4 6 5 6 3 2 6 IPawnee 11669 69 23 June 24 31 24 260 580COIJm1che 11673 65 23 Juo 26 33 25 162 575Oliefkon 11754 66 25 JUlO 28 36 39 184 601

ITcnnarCJ 693665 25 JUlle 28 33 47 155 56 8~loyel~le 8885 84 27 JUll0 29 31 69 215 578Nebred 10094 92 26 Jule 28 29 75 251 58 3

IBlac~lull 6251 69 25 June 27 34 65 195 57 6Klmrlwf 1442 74 28 July 1 34 65 i72 565

In tho aortherndisttict seven varieties tnypo conp1ed for clmrQcters othor tJl(1il yield

(ToMe 17) olthough tho data Dxe sotevlhnt frogncntorJe MJXDin and Minard x MiwJXdi (Cl 8888)

had tho highest avertlg-o survivcQs Marnin heoded the earliest but vras l1ot ripe os oorly as sone

other vQrietios ilt four stations Nebred hOO sligltly the shorter straw Loopound rust averages

shcwed -no ltliff0rcncos for t10 vJrieties but pound01 stoo rust Yogoand Nebred hod tho lowest eweshy

rages liunord x Iunh1rdi (Cl bull 8888) had the highest avcrcge test weight per bushel with iL-gtr

Din and Nebred being fairly goo~bull

~able i7- Suru~Uy of agronooic c1ltlta other thanYio~d far vTintcruholt vcricties grovm ot ceshyopercting stotions in the northonl district in 1941

j

Y tmiddot ImiddotC IJXJO Y ormiddot crO-5S~ bull bullInmbor

=-J~T

Nurlbor of s t-t ioi1S 3 5 4 4 3 2 3 3

lvIinurd x ipoundil~mrc1i 8888 77 12 14 34 78 17 92 79 601Klmrkof 1442 57 11 13 35 25 585Yogo 8033 61 13 14 35 87 5 85 65 581IfurlJont 6700 53 - 35 - - 572Nobrod 10094 64 11 13 33 7 - 592

li~Minturki 6155 65 12 13 36 89 8 89 67 575Mornin 11502 78 10 14 36 74 44 90 67 593

I----

~-l

SU1EmRY OF PLOT DAXLii

The 1941 crop Vls subjected t)severe -rintorkilling L l~ebroskn ci1d yeninuesoto hession bull I

fly and 16efrust~~ in Nebroslm ~d KnnSos Clld both led qnd steD rust infection farther

southII

Ill Oklcll0t and Texqs tdomch Ll0isturc YJQS reqe~v9d QJ1d ot sor10 stations lJUVest VloS

difficulti

(

In the southltrn district Kawvale x TenmarqCI 11959) a new va~iety in plots ranked

first fOJ yield with Pamee and CoJlaJilche second acd ~hird xspcctivelyI -

The Blackhull wheats (Bla~lili~li EJrly BlackhUll end ChictkDn) lodged or broke over

badly in the south~~~aJst~ict-under ~heextreIieiyrot coJ)ditiohsc

In tho central distrJctQvrnlte~Gorinnche and Chiepoundlon ~md the highest averoge yields at

six stDtions- 11he~o 1faricyics mde tlese averages in spitc ofvlint~rl~ning in ~Tbbraslro caused

by th6ArDistice Diy itorm~

i

HdreDpither vCgtricty d~d ICll in 1941 duo to

The bmiddotluvior of PowilCe Cfld COlJllnche is fairlyconsistont ot all stations in tle soutlcrn

ondcQntrol rlistricts cxceptot lIorthiPlcgtttc +

win~erkil1ing lt1J-ll neither roucs higllhcthb longer tine ltlv-eruges foryieldI

In the ~Qrthem dist~ict Minatd x ~i~11rdi (CI 8888 ho(l thO highest overgeyic~d 0)

five shtionsKhorkof rnIiJced seconaiond Yog~ tMrclI

Tle tVTO ncvrly naned hcots Cononche olld Immce nucle good records Cooancle is being

increosccl ot Chillicotheolcltbe plcn i~ bo Clistribute it froD t~1~t station in 1942 Pownee is

bc~ng increased and purified d WJltmhoJtcn Q1dLincoln Nebrcslm IlnS clecided to iistribute the- - Imiddot

j

variety as soonos seed is avoiloble but 10 clcpoundin~te action las beetl tolton by IC-1o1Sos WhileI

neither is 0 perfec~ vorie~y it is f61t thot each is a step fottlord JTJCl eoc~J sloulcl clo well in

its-~pted 2Xeo

fn Mil1Ilcsoto the behavior of cOJtoin FM x Mi~turki2 ~trQins WltiS pleasing ~hese linter

vlhoots corry the Hope resistalce to loaf end sten rust

In the fall of 1940

tJHIFORM YIZLD NUESW _I

the uniform yieldti1UserY was seeded at the same 14etdions in tIle ( central and southern districts as in 1939 AtBushland th nurSG1J was seeded on both dry 8JJd

irrigated lanG4 Th0~ntirsQrYcoriisteaof 30vorietios cnd strcinsoach seeded in tlUee rod-rowbull 1-

plots IJIhe Il1llber of plots of each Ir~iety at a station varied from throe to five In tabIe 18 )

tiJC varieties mokirJg up tlle 1941 nursery together with StptQ r-Jld CI nunbcrs arc sho~m -

-------1IIIi

------~-----------

31 -

Tlt)biols -Vori~tios of Tintor lhoct grmm in tho uniform yioldpus9ry1941

~ -~t~r-~~~_~_- --t~~Lstt1~omiddot orhybrid nunbor

I Khnrkof 1442 -------Blf3cidiu116251 -------Erly Bhckhull middot8856 -------Nebred 10094 Nobr~ l~o 1063

IComncllO 11673 KD11S lTo 2729Kanred x Blackhull 11844 Nebr No 1098Pnvmee Ii-S69 Nebr No 1086Hope x Cheyenne 11969 Nobr sel No 363339Kawvale x TOIlllkIQ 11950 Kans 1102726bly Blackhull i TennUq 11952 KanSi No 2739Konrcd-Ihrd Fodoratiop x Minlmrdi-Mipturki 11970 Alltrop No 130Fort Collins selectiop 11971 E G 1143Cheyenne x TentllDIq 11972 Kons Ho 2748Cheyenne x Terunarq 11973 KUns lTo 2751Kawvnle x TenLnrg 11956 Dentop DTo 35-34-117iYhrtin x Tonmarq3 11823 D0nton~0-50-3~128Kanrcci-Hnrd Fedoration x TOl~q 11974 Dopton No 37-34-54Konrod xH~po-K~rd Fodoration 11975 Akrop Bo 533Konrod x Hopo 11976 Akron No 850Compound Cross 11977 A1Uon No 874 Choyonne x Thrly Blockhull 11999 vVoodv-rard No 1126CpoyorJj10 x Ebrly B1ackr-ull 12000Woodtmrd l~o 1127 1

Blackhull Xcrloyorrq 12101 H G No 40-102 IBlocldiull Tcnmrq 12102 H C No 40-115Choyonno x TomlDJ-q 12103 ll1s10 2749Choyonno x Tcl1Darq 1210~ ~ons No 2750 I

Knwval0 x Tonpcrq 11992 iobr No 1114 IHope x lJurkoy 1069 11964 Nobr sol tIo 363401 _I

KonrodHardFodqration 25007 x TorJDltUq 12)06 Donton sol No 25-34-44 IEinrcid-lbid FoderatiJn 142 c ToImUo )2105 Donton sol No 3334-303 I

----- ---

A cODpL-rison of tho 1941 list wit~1 tlrt of 1940 will S1011 onuobor of changos in tho nur

sor T011 strai~1s which SO~~JDod to bo 1ocldng ii1 ogronooic volue ond which roro not 110aded for

ecological studios IOrO roplocodby norror soloctims As S0011 as a strin is shown to bo 10ckirot

in somo tDIiortont chI[1tr it is omittod frootho nursery qlthoughit still my bocontinuod

at individual stotims Tho strais mvLg tho bost porfoJlOllco il1tho nursoryaroadvQncod to

plot triols 1m attOLlpt is also mdo to avoid too llJ1y dU1Jlicc-t ions botvroon plot ond nursery

tosts

DATA OBTAINED

In tiibl0 19 oro prosontod tho dta fron tho 13 nUTsorios No d~to Joro roportod from

Stilhntor bGcous~ of dipoundfo~ontial stQl1ds duo to sood trotnont tQLld from North Platto duet-o

wintorkillil~g FbI 0~Ci1 station tho variotios oro list~a ~11 o~c~orof tllo 1911 yiolds anClO1ly

the Ct poundlUii~ois nro given ~or id~l1tificationbull ~vor~go yiolcsru1d rOJll~sfor thoZ-yoar poriod

1940-41 arc givon TI1orevo~possiblo~ Pata othor tl~)yio1~ aro includcdvn10ncl]jroctors conshy

cornoclsoooocl to be rol~tod t) yiold or vrhon tho dDta shorrod lifforoncosboliovodto bo of inshy

torost

At DOlton tho nurso~y yiolds ~Toro sonovrbct bottor tl11l1 -th)sO obtoinod from tho plots

_________________________________--L ~_~ _ ___~

32

The highest yielding 1ori6tiGs~middotcrcCI 11952 C()nnnche CI 12104 und 11956bull Foro bull 1 bull bull ~

the 2-yeor period 1949i41 centu~ nupbq~sl~$Q2~ 11956 ruld Pomlee hoiro rod the highest ov~~Ctgc ~ bull ~ -i-middot~middot bull(~

yields KlDrkof llL1d the ioWs~~r~~eylq1dfor -Chis some ]criod~

The stroITQ-S reth~rtlmiddot~t~picothe rmd before h2XVcst considerblo loelgingo~ - - bull - ~gt~)j bull - 1

curred in most of the V~idtioSmiddot middotAfltf70fbe stiffer stXouorl stroins nercQo~lChq GI~ ~lm

bors 12102 11964 ond K~k~f lh16 B1ockhullmiddot ond l1rly$itCl9lJl11 s~J~ieel tlicC)~e~t str6~~ bullbull ~ i bull bull ~ bull bull -

Consiclercble rust cl079loP9d Jsppqiql]Jyon ~usceptibL vorieties while CI~ Iros lH~64 11969 ~ ~- tmiddotmiddot-~middot~middotmiddot 11 ~ i-

and 11956 showed some resistmce to bdth lealbnd ster1 rust ~ Septoria irifection~m~hOOliy on

all vorietmiddotio~ eicampPt(iIlti li9S6~~esJtv~i~h~vmre 10Wr~ging from ~6~6 to 8~pounds per

bushel

- 6Zbus~lCls per ~r9Jii~hPtivirc991~

- - I

nunbors 11976 Qildli97idt tll~bo1tOtiJ- - - ~ -

nui1bcrsl199Z rrl 12104 2t tho top of~16 list G-l1c1 qfr~

For the Z-yell joriodthroQ15t piuf3 aic tiod for~i~$tbull bull d _ bullbullbull

p1oce in yield noDelyPlt-~momiddoto CotibtJpl~omiddot and CI11973 Duri tins ~iirio peri6dNebrqclKlm~ t r bull

-

I bull bull

TIe highest yiolcli~lgVorioti6~yc~cIIi

kof md CI 11977 middothil1t10i~6ii~centrg6lt7ioldsbull l_-~_ ~- )~ f ~ i lt-

In the irrig2ilQcluursery tlt E3u$l~l1ii~lt os llOig2ts ranged frOD55~Ot o6i5middotJ1oUI1Jspdi~u - i bull ~ ~ bull

shel ad t10 yields fr6h40~4t~ai~2bu~~dlspcr acre - -

PovJnee C I llU9b0rs yl972 oclmiddot I199sthi1o]brly l3Lockhull C1ld CI 11975 ~qrd low tJ~~1940

and 1941 Yieicl~middotbyen9middoti~1middot~6r~ i~bl1tit ithe $e t~oe voriqtJ8stli1~ poundotedfi~~t ~n~[~4~middotmiddotVlCr(3

blso ~igl poundor t~e 2-yClt1Z averoge

The drJr land ~~s~y atl3~~~ffCL gave yields only ~Jig~ttY 1ower than those in the irri_

g~t~d nUse~r~l this estconsid9~JlJble)oafrustd~Vieioped onsvsCOl)~ib1eva~JOti6smiddotpound1Jlclthe [

~st vmights vmr9 $QIlow1W-t 10vwrthaniiIl tho i~rigatee1 nurs9I lheTbiot ies hoving the highest I

yields wereG~I nuppors 1Z105 1199Z~ DIld PO-Jllee while CJ~ 11915 ~6b~od~ QLld CI 11971 1ero ~ -- - l lt - bull bull

low GI 11l50 Pa010e and Cltl~6 11lJvo the highest ~yc(~ro~prgc intliis d-ry lGnd~

sory test ~ -

lt

StroxT IlQS Ullusually tall rt WQ~ehlTrd Vlit~l hoig~1tS Jol1gil~froo45 to 53 inchos i1d CIS

IJight be expectod COllsidercb10 lodgihg qccuJted botore lZVest SODe of the stronger sbroTodimiddotmiddot middotmiddotmiddot middotmiddot

strainsrere CInunbqrs 11977 1197~ oncl 121OZ ~e$t weights lTerp fqirly good illriost cosesbull bull bull bull 1- e _ bull

01tlOUg~l one vr~rict~IW0 woigIlt of~6 pouncls per bus1el Two vorietics c I ilunbors 11952 C-l-w

11972ri91dec1mprethml 50 buslels pprlcre~ CJl(l 11 vc1rietiesmiddot gt(1 yiOld bot7oen 4OQJ1i 50biishy

shell por nerebull Bo~ed~l1 tho2-YO~t-~crge the J1igllostfi~ldingvoHoticsmiddot lC~~ CI ilW1borsmiddot-bull

11972 ~1952 0ld l19 wljilo NCQre~ CI 11969~ oJ1clCI~ i1977IXtd6thepoorest yidld ~ecordbull

At MDcl1Qttcm LQclgi1l~ ilOSrqpo~ed for 0)1 v~rietiQsLiltj~ough CI Ili~f1bcirs il974 11971 bull i - -_ ~- i

mcl 11977 stooel up t~le best ~c1f Jrust rcoclii1gs llOrO foitlyl1ig+1 i~l nost coses DJ+etcol~idcr6blo

S~9Ll 1llst ~~eve~qped bull 91ointoxburomiddot]Qs f[lj7~y g90~ 0c1 test neights~ lith on Oxc9t~~ir~god

-33 ~

froD 55 to 616 p01X1lS pOI bushel Tho ~ighost yioldiucvGriety CI 11950 gave 413 bu~hels

per acre while thelore5t yield vlUs168 bllshels1er acry( Additional vpxieties giving-tho

bet~bcr yields were C~I12l-9amp CI1l956 qnd Pavmeebullfor the 2yoar period cl 11950ronked (

iirst Pawnee second OJidCT 11952 thiro This last ThUled variety is exbroiaely early [~d is

boing considei-oel as a p05siblo subst i tuto f01 Ehrly 1lockhull Strnins such as Khoi-kOf BlocY_

hull and Nobrodhave boen q1dto low in yiold tho lcst two y~rs

Wint erki11ing occurred at ibys with SOLle VJriotios having survivals as 10VI as 63 p()rcont

11I

while others CltlJ1e through the winter with porfect sta-cls StrQJmiddot vms fairly tdl and dorisidoroblloaf rustdevclopod Ol~ all suSccptiblevariotios~Thoyielcl rcmiddotngod from 525 to 196 bushols

per ncro lLnking tit the top of tho list Jero CI numbors 11~5Q1l974 ond11972 d~lilo Jt thlt

bottm 1I~rcNebrod ond ]hrly Blackhull in tlds cso a lctcQnrl onoxbroDoly oarly variety In

genoral the lS4L yields nro in lile ulth ullO 2yoar wcrBe

No w1wberkilling was reporiedfrom Akron but the dry wecthor previous to harvest causedmiddot

straw to be short test VTeightslight and yields low The lighost yields 7ero reportod for C

I numbors 12105 l2l06aca 11952 No 2-yoar avoragos are sholm for this station sLlcO tho

1940 crop v~s a fai~c

At Fort CollL1s grmrlJh VJaS hoavy as l+sua1 the strm1 las tull undbeforb bargest all va

riotiesIere lodgod completely Yields ranged from 69 bull3 to 449 bushels per acre The throe

highest yielding strains Lll 1941 Tore CI numbers 11974 11970 3nd Comnnche For the 2-)roar

period CI 11974 raDkod first folloITed by Crnumbers 1~950i 11970 c-uiQ Conmche

Test Teights at Hesporus ranged froll 60 to 64 pounds por bushel aJd tho yields from 648

to 349 bushels per oore The Mghost yielding vorieiies lere Blackhull cr 11971 Nebred

and COLlCXlcllo 011 oflhich gavo moro tIm 50 bushols lJor ocre ~nscd on a Z-yodr averagef

Comanche had telO ~ighost averoge yiold poundol1Oled by Blockhull CI 11972 old C~r1l974 The

agreenent betllOen tho 2ye8r nvelngo o1d the 1941 yields is lotsO goocl at tllisstation

Winterki11ing was very severe at Ames but the rellJtionship between survival and yield is

not very close For example cr 11969 lith a wnter survival of 86 percent yielded close to

the bottom while Cl 12101 with a survival of 26percent rmuod secOnd for yiGid so it is

apparent that other htizard~YiOre prE)sent Test vrOig1lts whore obtained rangod from 543 to 590

pcn~nds per bushel The highest yieiding v~~rieties v[ore Nc)redC 14101 bnd KJ-1rkof The six

lowest yiolding strains gave lessthnn 10 bushels IJer acre~FOr~ tho ~yo6r poriod 194041 CI

1197f has hd tho h~ghest avorage yidld follmmd by Nebred Pa~moe end CI 1195Z

AtL~ncoln t110 November freoze causQd consid~rablewintorkUliilgand therelationsllip

botlTeen middotlintor surVival anltlyield iis fairly goodbull incre~re 5omo exceptions in tInt Nelired

Cl 11971 elld Kll2rkof rith good survivals ru1k6cl rolctively lQYI iny-ield This 1DsproboblY

~

ctlusod b~r 0 combiIl)ti0l or Joopound rUst lnfotion~ hossion fly ~1lngo ~d tho h~ ~ough~bull All

varieties except Pamee Carrieda foiply heavy lecpound rusb infect ion and testvreights were ratherbull bull bull ~ ~I ~lt 1

low langing from 44~O to 592 pounds ]jar pushel~ wo varietJ~sC bullI~ numbers1JS50 rnrl11952

~yields abOv~ 30 bushels -oermiddot acreTlhilo f~mvnietiosCInumboIsmiddot1975 J205 ~ii~77 - i

~bndi1976~yi~ldcd 10sstl1Q1l10 bJShotsporO-ltFo TIloS 10lYiolds T10rC accotap~io(fbY~xhrlJolY

low wintor suwivals Based on tho 2+ycQJavorago JihrJy BJacklmll hndtho nigh9stnverogoI - bull bull bullbull bull bull bull

inciinodto bo vL1tCrtoiiidor~

middot yiold fonowed by CI~tJUIilb0tS1l950~ 11956 t lmd Pamoo~ All ()f thQsostroins are early andI

COllsidcrrblo 1i11torkillingmiddot VJUSrcport 00 from AJliancbut tho dnto arc not too consistont

lith vih is knownofthdhnrdii1ossof tho dipoundforont vc~iotios For 0~10 GI11964 l~d ai

survivnlof l00porcontcomparod bo 8~ -percont for a1lJltof It is YT)1 Mllbtf1l1 if this xol~

tionshipis correct Grail1 quQlityvtLS poundcidygood JlJdyiolclsxogcd fro 0 21bull3 to 84 busholsj gt - ~ gt bull bull bull bull ~ bull bullbull bull

poraCroCl Dunbers 12102 121OJ~i[u1dKl11rkofampvctho highest polds in 1941 andCl l11Woo

middot bors 11975 11956 D-ld 11977govo thoi 10I10stones ior tflC lJ~r p oriod CI 11972 rc-Jko~

fiist for yielii K11rkofsecond CO~1Cho t1ird and Jqn_ecf(gtUxth

~obl0 1~ - Agro1ooic Q1d other dcto for uniforo willtor uhot varictics BiomiddotJ11 in rcplicQt6c1middot j

nursor-plotsincooporotivecxporioqnps at12 stti6ns in t10 hprd r9d ~yintor vlheot lnroa iJ~ 1941 and nvor-ge yiqldsfor 193g41

bull

Imiddot

14

23

7

611

middotmiddot15 i

91011 ~

13

245215

23322120125223~5

203

VS 36 580 196VS 34 q5~O 181V$ 35 560 17~91532 560169

S 31 545 167VS 37550 166VS35 588 165VS 35 540 165VS 33 560 164VS 34 635lt 161VS 36 50~0 155VS 35middot 5~5 151VS 33 560 154vS ~31 565 150VS M 54~0 149VS 31 510 146VS 31 510 1lt11

VS 3~ 560 141VS 34 5SW 13~9vS 35 560 136VS 35 51~5 13~5VS ~2 560 121VB 33 56 0 middot119VS 32 56~O 115 213 12VB 32 50 3 J1o3 lQ3 17 VS 3lt1 9~O li1 212 i$ XS

Smiddot12 470 9 7 l~ 6 16 I

v 31 500 74 19 19 VVSS 32 170 73 182 18_

34 166 67 130 20)DOCli yic1CIio~ Oiiy lio-middotinrieties IS7 ousl1cIs--

Denton TeJmS(OW 1 ) our p pus

Ptv 0CI

number

11952 April32 1fny26 601511673 April 30 middot1~by31~ bull 15 2012iQ4 ~pr~l 39 June l 15 151l956loiloy 5 tUne1middotmiddot 5 15

11669- )by 2middot JUl1C 1 13 1512105 April 29 lvhy 30 4 28

12000 prp24~26 60 ~311992 April 30 ~ 3q 10 23i2103 tllili)T 2 JulQ2 10 a5li974 ~pril 29 JUlio 1 13 4511823 by 6 June 2 10 1812106 ifby 1 June 1 5 28

11972 Ithy 1 June 1 18 20li961 YJ6y 2 JUJo l T ~ 011019

0 97~t~pril 81bY middot3135 5

May 6 Juno 2 73 13 11950 Yoy2 JIJll0 ~ middot3 25 A856 -t-oiil 22 ~vftw 2~ 58 811969 ~By 5 lIDY 30 0 011899 by 4 middotJun02 18 35 118middot1L ~Jay 2 JULJO 2 56~5

12101 ~v1Y 1J~)q~ i 58 0812102 ~IJccy 2 Junol 53 Igt

6251 ~4V6 Juio ~ p5 18JlSn uJpiy 2 ri Jii-1Q 118 5511876 poundtiV 3 Juricl 63 2011870 thy 1middot middotJUno 1 65 83

11977 1441 6 Juno 3 80 3511971 ubv- 2 JUll0 2 73 36I 1442 ~ Juno lt1 55 40

monaiirucrrar ofa Clifferonce botloOD tho

- - bullbull~_c- 0_ -bull ~-

TO-ble 19 - (Co1tinued)

ChilliCQt)l~middotTe~s--rFoux plots----

- to

1

I

-r- -_~_ ~~ Leat-IL~pging r-w~e )j ~vo~o-Yr-- -- C~I bull~ Dah iHQigh~rust I eld 1940-41 BarJltn1lIlb er headeC-Lmiddotmiddot i

Percent PcrcClt Mels Bushelsr- ------ CInches39~- 11669 Maiv 7 ~ 30 241 213 1

11992 May 6 39 20 10 231 12104 May 2 40 20 15 2211673 IIuy 2 42 8 5 21Q 213 111973 IipoundW 2 38 25 15 214 213 111972 May 7 bull 41middot 25 20 211 2Q5 412103 May 7 41 20 10 20611956 ivJay 9 40 T- 10 193 17~8 912102 iicy 5 37 65 5 17411964 ihy 2 35~ a 5 17middot0 I11970 Ilioy 2 42 50 20 159 180 8 I11952 April 26middot 33 - 50 60 156 176 10 8856 April 2middot1 34 65 95 152 183 511950 ~i~ 2 39 ~ 75 152 151 1211823 LlJay 8 41 25 ]0 148 181 6 I

I11999 lbiY 6 34 65 90 147

112106 Ihy 5 38 20 75 1-1712105 llioy2 42 5 40 14511974 Lioy 2 10 20 30 140 162 11 I118M lib 6 37 50 60 136 181 6

I12000 April 25middot 33 65 95 136 I12101 ihy 6 38 65JJ 15 128 11969 lihy 8 38 ]1 25 120 142 13

I11975 iby 1 36 65 15 87 129 1511lt12 ~~ 11 40 65 5 90 111 19 I6251 bullJJy6 36 50 100 amp8 141 14 I

10091 Lhy8 37 75 10 78 middot102 20

I11977middot Boy 10 37 40 85 74 n3 1811976 rJoJr 7 37 65 60 amp4 1l7 1711971 lifoy 7 38 75 100 62 128 16 I

I

Standard error of 0- difference between the meO-n yieldsof any two varieties - 321 bushelsbull

11 Severe firing of leO-ves

t ~

~

r 3P~

rabl0 19 - (Continuod)

~

r-Tmiddot

913

13

71215

26-9239231

250236

29026~290

246214243

middot281

C I HQi~lltl I IIIJXlbo_r_L-==-~==--L---==C-~~r--+-o+l-------tltilt---~c-r+~==+-~gtlt===--~r-t~plusmn-r~~ROr=cn1~ct

~~ 1

lJ669 16 JUri~ 25 32 87 610 104 320 I II

11972 20 J~o 29 34 87 585 392 299 2i11956 21 Juno ltZS) 33 i 85 600 3S3 29~7 3 i

12103 20 Juno 30 35 88 600 383 i11882 18 Julo28 34 85 600 36111969 22 JunoZO 34 87 585 35~611823 20 Julybull136 82 550 34011973 16 June 27 32 86 600 34012104 18 June 273S 88 600 33811673 16 June 27 32 85 600 32511999 20 Julie 0 35middotmiddot 83 605 32512105 16 June 24 32 82 60032111950 17 June 27 33 84p80 31911964 17 June 25middot 28 86 610 31211976 18 June ~e 32 85570 30911977 20 June 29middot 35 77 570 3071210220 June ~ 34 86 600 30 711844 20 June 30 34 86595 middot2991442 24 July 1 36 86 59029811~52 12 June 22 32 87 615 29812101 21 June 30middot 33 85 600 28910094 21 July ~ 31 85 590 27911970 20 June 29 37 85 595 27411974 18 June 28 31 77 565 27212000 14 June 25 32 83 590 27212106 14 June 24 32 83 570 271

6251 20 June 30 3433 82 580363 213 1811971 20 June 29 81 575243 229 16

8856 10 June 2Lmiddotmiddot 32 80 580 ~ 7 1amp5 20 11975 16 June 28 33 80 565 212 211 19 i Imanaarcrerror of a differeJiii6~qiyroojn-1homQanyJo1dsof~~tw6-Yltii-+oti os - 3 ~Dushors----

I

~

ft

- 3$~

~able 19 - (Continued)

37~0 4

380 3

364 5

318 63~0 8middotmiddotmiddotmiddot314 12

341 7[327 9

325 10 J~

I3h4 middotmiddot12 3]5 n

~$~7 15

In1 17

29~4 14 ~

a74 16J

267 18

227 20237 1degJ

53509493491 479473-15244-7middot146433j27126middot12139939638$ 3943793793723563-123263r630~228~8

2712622Lh8Z4~7

6359~Z61616158~1606061i~6661605860585558506157564658605658

5334

3924

5051

294

5316fI8~i18

4045

2054tJ831393025Ii211129133155deg50

50495149494850

51SO50

4917

~I S1

564$ 16middotmiddot48lt53

48194948lt1617501545

15 14middotmiddot 12

1614

14gt 11 15

-131415

16 17 J510ismiddotmiddotmiddot13ltlEl13

~i~JP middott6middotmiddot17lt16 lt16-i5 ii

1$16

11 14

512

8109

11 Smiddot1014

1312

102

88

-129

14middotio

J2la

15 913 11

Alt

1514

1195211972121051210312104116691197412102121061199211956121011184411973

88561195011673119981196411823n87011871

625114-12

11975middot1197610094120001107711868

__n~_~2r l~~~j~~tlL6Igtilg Ib~ fgd]~Jvnyln6hcs) (EOrccnt) (ol1nds~-l-ri-~~u-shols) -----i

I

~ ltlO~l 2 i 405 1 i

standai-d error of a difference hetwe~n the mean yields of-any two varfetios - 19Zbushels---middot

~---~-------- --------~

Table IS - (Continuod)

- 3D -

Table 18 - (Continued)

276 7262 926-1 8

239 11243 1022-6 12215 13211 15215 13207 16182 -20205 17W6 18184 19

25 2) 43 5 52526 25 42 40 48527 25 42 60 47025 25 42 50 45224 25 43 5 44820 2Q 43 90 pound13bull726 25 middot14 25 t13~5-

23 21 41 50 13525 25 42 20 middot12~9

27 25 -11 5 middot2325 2lt1 39 10 U7

~ 26 26 42- 75 lt10322 2] 42 -50 38026 2$ 11 75 37625 2~ 43 50 37826

2~ t17 60 371

27 25 10 5 36325 25 44 80 36_025 ~ -13 5 31125 25 42 50 29~8

-26 25 45 80 297 28 2q -11 50 288

27 26 43 90 27526 26 39 60 26927 26 38 85 268

28 28 38 75 25729 28 -12 90 251

-ZS 26 12 80 24~1

27 26 39 80 21~1

10 IG 43 00 19(5

11950 1197411972121041199211952121031210611669119561196111999120001210111973li97011969121021210511673118411182311971119751197611977

14126251

1009lt1middot8856

----aJmiddotmiddotizcrogccr Survival D1e1r _ Rc)ight 1ecd rust cro

number Hoadcd Ii~1bullbullbullo L bull JLcld-----=-=--Lr-Fpcrc-6it 1f1y upo -h n--ch-os--Ircontj (BUSh91s)-J~~----I-

10090

100769391908396

10086

96100

98$8

10088806577

~ 8580

100 63

7677

10096

10098

Standard errorof a difference betw~en the mean yields o~ any twovaxieties - 536 bushels

41 _

Table 19 - (Continued)

Akron Colorado (Five plots)

12105 Way 26 23 545 lS212106 May 28 22 55~0 17111952 Wey27 21 565 14711972 Juno 3 19 57s 14711669 May 28 21 550 14111970 llfiav 29 23 500 139

88q6 May 26 22 560 13611971 lVlay 31 20 545 13511999 June 1 20 570middot 133118t1lf1 IYhy 31 22 565 13312103 Juno 2 20 560 13011S92 l~y 31 19 540 12612104 H~ 30 21 570 12510091 Juno 3 20 570 12512000 IVlay 2821 5middot15 12-4

6251 Juno 2 21 560 1l4n950 (ny 29 21 515 11Zl1S6l lihy 31 13 535 11212101 Juno 3 21 545 no11Sn Juno 2 21 535 10111823 Juno 3 20 540 S911875 lihy 27 IS 560 S112102 ltby 31 21 560 09

14-1 Juno 4 21 560 3911S60 Dune 3 13 550 C711S76 Juno 1 19 5middot10 G611673 ivhy 30 21 500 8511973 Juno 1 20 555 C2

I

11077 Juno 3 18 5middot~5 amp2

11956 Juno 3 10 =--i=5G5-r--~fiF--5=-3r__Stondord orroref Q difpoundororico betwoen bhomonn yioldsmiddotOf QIlJ two vC)riotios -Z09 0ushols

Seeded September 11 emergneSeptembor 17 1940)

I Height --jmiddotweight per=1~vCi~ampO9Cro-[1 C~Ic7llJ=lmib-=o=r----L --Datoh=o=ad=cd I ~ bushcl __-Z_~ __

(Inchos) bull (Pounds BusholS III

I

III

I

I

I

f

Table IS - (Continued

rorbCol~ins Colorodo1(Fjvoplots)

8

20

147

11181617

131012

85

1419

459503~

1734U415~

449

i

46-147547l4S9506459 433

- -- o---~-~- - - - ~--7-IA-V-QrccCtgc~Ocro-t Yield f

el no rDatQ-- - ~lield--1Avertlgc _1~lbii4~h~k=gt ~ush61s) ushels) 1

11(71 May 2D middotlD a GS3 567 1 Ii

llC70 llny 31 _ 52 O 640 523 311673 lvny 30 50 0583516 4 I12106 Iby 29 bull __ 51 a 570 111823 June 2 48 a 566 506 5li950 lviay 30 _ 49 a 560 54~ 2

- 12000 llilay 30 50 0 5601~105 May 28 j 53 0 5608$56 lvhy 27 52 7 557

11971 June 2 51 0556 12102 June 1 46 6 548 11973 lJby 31- 48 o 54311952 lvhy 29 49 18 537

-11975 lvby 30 48 0531iUi56 June 3 46 a 526i19n June 2 46 3 525~ii6S9 Fey 30- 48 deg 52111976 June 1 47 o 50611999 June 1 47 14 506il992 lJaiy 30 47 32 504

11811 June 2 48 18 lt199 12101 June 2 middot16 14 499 11-12 June lt1 48 32 182 6251 lvhy 31 48 1847411969 June 2 47 0middotmiddot lt17010middotj94 June 3 17 a 463

12103middot June 3 48 a 160 )1977 June 3 46 a 458

1196middot1 14ay 3C)middot 16 5 457 12101 iIay 30middot 19 0 MS

H bull i bull

StnnaDrd error of a diffcreiiCC ~otwccn thcmc(]l] yiqldOs of iinytvio voriotios =546 buShels

I

~

- 43-

Table 19 - (Continued)

scsperus ColorC1do(Tl1rce plats seeded September 27 1940)

Imiddot n~~rr ~~~l--=uigh ~

porRDnkbushel

I I ----- -~ ~ugust=- ltInches I POUoJds) ---

6251 10 4-1 63 618 509 2i llSn 10 ~ -12 63 5604 419 3

10091 8 l ~ 10 62 558middot B2 -0

ll673 middot12 62 539 514 1()

8856 5 J laquo 44 63 492 440 711974 9 42 62 475 443 4

12101 10 lt 44 64 474 12000 8 42 63 463 ~

12102 12 44 62 458--11823 10 lt13 60 456 400 1011976 12 40 62 lt156 442 5ll81fl 9 44 63 451 408 911972 8 flO 62 4t 472 3ll950 6 n 02 -134 399 II

1112 9 42 62 428 388 1211973 8 41 63 123 370 17ll969 10 12 61 418 343 1911992 8 14 62 -11-7 11999 8 11 6lt1 -n7ll961 8 lt12 62 n~

ll669 7 f bull 38 63 107 378 1412104 12 44 62 10412105 11 44 62 404ll956 9 14 63 101 374 1512106 11 13 62 39611975 12 42 62 394 367 18ll952 3 40 64 377 310 2011977 10 38 61 357 374 1512103 12 44 62 M9ll970 11 45 62 329 388 12

bull Standard error of a difference between the IOOan yields 6f any tWQvaJieties = 768 bushels

f

I

Table 19 - (Continued)

1- ~

t ~ bull

o14

AIDos Iowa (Jiourplots)

10094 69 588 288 403 212101 26 E86 255 fl1442 34middotmiddotmiddotmiddot 528 247 366 7

11950middot 51middotmiddot 554 221 377 -511999 middotmiddot 45 588 22111844 51middot 578 220 356 1111971 1-3 556 220 424 111972 35middot ~ amp72 208 366 711956gt 55 590 201 364 912103--- sa 587 195 11952middotmiddot 66 588 170 390 412104 ~ 64bulllt middot585 16812000middot t 579 16211669 78 S~r4 16-1 391 311992 10 573 16111974- 61 543 160 369 612102 2~ 598 158

6251 78 579 155 346 1311973 54 586 155 354 1211823 li4 544 154 357 1011970 28 5704 114 342 1411673 60 563 139 33 1511964middot 51 579 1358856 18 581 119 328 16

12109 J 15 563 9511977middot 6Q amp0 2amp2 1811975middot 71lt 72 299

_ J 17-

11969 86 ---- 57 270 2012105 13~- -_ 4111976 _5 32 271 19 l_

~~~df~~e~~let-~en

Standard

the yields ororyy two~6rieties= 249 bushelsbull-

error mean

- 45 -

Table 19 - (Continued) L~col~ebraslm

(Five p1ots~ seeded acpt01~er 25 emerged September 30 1940)

9

8

13456

715

17

161814

11131012

227221232225

1965186207

32~5 280 21t7276 272

--~l~till~~r gtti~~ - ~f~1-ei~~0 vre~-~TICJlV~ Jlvera~~clf==1 ~~~~_l~rvival)le~~do~rmpeIreacti~zrl_ _ J bush~l- ~~el~~ 1940-~L ~~1k_1

Pc -ilij June 1L1) -Wosf Bu ~Bu- I11950 65 29q4 22 35 568 317 316 2 I

11992 6525 25 34 557 3098856 69 P 20 3 36 592middot 295

11956 66 2pc 26 2 32 57r 28011669 65 33lt 24 2 34 564 26811844 56 25 27 3 36 568 25811952 702~ 20 3 35 58824412102 5626 27 3 33 57 7 22112101 61 26 27 3 32 568 19411973 57~5 26 3 34 55~(j 19112000 51 43 25 3 33 55~4 18610094middotmiddotmiddot 84 Z6 26 3 32 543 17411964 56Z6 25 2 30 51-0 17111971 74 Zo 26 3 34 518 154 11972 60~7 27 3 32 518 15111673 57Z5 26 3 34 526 118

1142 76 Z7 c 28 3 34 550 itG11999 46Z7 28 3 31 539 14612104 44 Z5 28 3 32 amp-10 137

6251 69 ~rlmiddot 28 3 34 550 13511970 63Z6 26 3 37 510 13~iJ12103 middot16~7 27 3 30 539 13311823 51~7 28 3 31 17-2 13211969 - 52 Z7 27 1 32533 13611970 13 ~6 27 3 28 195 12312106 41 35 25 3 30 510 -110111975 29 (37 28 3 28 190 6612105 29 AS 28 332 510 6SllSn 39 29 28 3 2810 55 174 20

I 1197e~ __~~ 29 28 bull 3 2747~~_54 185 19__1

Standcud error of 8i differ9nc~bet~loenth9rmoan yieldsQany1-wbV1arieties 298 bushels

l 1 and 2 arc degrees of resistance 3 and middot1 degrees ofsliscoptitbility

f

46

J

109 10

106 1191 17

120 994 15

106 ll101 1393 1679 2090 IS96 14 G5 19

Ronk~-

i150 2 t141 4

I154 1

137 5147 3 I

130 6

128 7124 S

Table 19 (Cont inuod)

AlliOJlce NebraSka(Thiee plots

C~I

number

12102 80 JiinC3 21 610 21312101 88 Jime3 3() 625 206

1112 88 JuneS 27 610 1$911669 85 June 2 20 605 lSS11972 83 JJine 3 19 615 lS712103 gO JUlle2 20 600middot 18~9

6251 75 JUIle2 23 620 bull lS~311973 87 JUiEl 2 19 615 lS111673 85 June 2 21 610 IS )12105 60 J~l 23 605 17910094 97 Juil3 4 18 615 18-511844 90 Jun13 1 20 EiOO 15~912104 middot83 JUfl92 20 595 15712106 $3 JL1Q 1 22 590 1511992 S1 Junel 21 56~0 15311964 160 June 2 19 580 119

8856 83 Yay30 20 590 13411999 88 Juile 2 17 600 13312000 ll8 JUIioZ IS 595 13311950 87 JU1Q 2 17 570 12middot2U969 90 Juno2 17 590 117nS74 88 Junel 18 580 ll6ll91 92 June 2 17 575 ll211952 M Juno 2 16 58middot0 1071+823 87 June~l 18 580 10311970 OS June 2 18 610 9911979 68 Junc2 19 585 8611975 15 Juno 2 21 585 B911906 ~3 JUne 2 17 575 061197 78 Juno 3 19 600 84

Standard error of a diffcrcnCebetwoonthe moan yi~lds of ~ly twovarieti~~ = 389 bushels

iL-s

- 47-

STANDARD EBROBS

Standard errors were calculated for each station as outlined on page 21 of this report

In table 20 will be found the number of plots t average yields and standard errorS for the unishy

form nursery grown at each of the 12 stations~

9-411512

7middot63575

132227237145

187321335205

265453474290

696 492 348 891

369 301 213 719656 5~36 379 1057

331 209 148 1279864 546 386 7329 Ll0 7~68 543 1228

353 249 176 1101

1 73 298 211 1234188 399 282 19~25

---_

Imiddot -l__Stl1daril er OJ opound a ---_== iSbgle~DifferOJ1Ce ~l 1

I plot between oeDLlS lfuSlio-rs=~rcenr

(Bu~hols BUshcs Ij

ITexns

Denton 4 1403Chillicothe 4 1501Bushland ~Irrig~ted) 4 3105Bushland Dry) 4 252i

OklahomaWoodward 4 3904

hJsosIvbnbnt t an 3 2964hys 3 3585

ColoradoAkron 5 1157Fort Collins 5 5270Hesperus 3 4416

IowaAmes 4 1599

NebraSkaLincoln 5 1710Alliance 3 1465

Table 20 - Nwnb)r of plots averGge yield and standard errors for the uniform yield nurseryat each coopmting station in 1941

NUmber -+---XVerageStation of yield of

~lots vDrietiesbushels)

SUIJlifLBY OF NUBSERY YIKLDS

The yields of the 30 varieties of winter wheat groW1l at 12 stations (13 nursories) are

sWllIIlnrized in table 21 whore ~he varieties are listed in order of the 13-nursory average yield

These avemgcs arc of int erost only insofar 1sthey shaw the generai adoptat ion of the vcriety

A more detaile~ study is possible i as the vcrieties also have been Dvercged and ranked by Stotes

Pmmee hDd the highest aVerage yield in 1941 rhis v2riety rankod first in ~exns ol1d

f Nebr1ska sixth in Oklahoma and Kansast f()(rteenth in Iowa ord seventeenth in Colorodo In 1940

Pmmee ranked second in the nursery and again made its poorest record h Coloiiado Cheyenne x

Tenmarq (CI 11972) rnnkcd second ~~ing its best record in K~s~s ~his strain ~id the highest

average yield in 1940 Li third place WC1S KalTv2Je x TOl~rq (cr 11950) a wheat that ros been

high in yield for sc)voral years in spite of a tendency to shcttor under certain conditions

KamiddotNalO x Tenmarq (CI 11992) rOJked fourth culd KDxNnle x ~e1llIDrq (Cel 11956) fifth ~he avo

rage yields of the four leading varieti~s differed vGry little It should be lintcd out that

tho first tlOlve vorioties had ~oxmrq as one parent In this sune group four varieties rod

KmNale os one Drent DLid i~1 three cases CheYOJu1e laS used in the ClOss Eighteen hyblid strnini

rI

IrImiddot

I

bullI I -- per acre Iz IN1rm Iemiddot Iowa eP~1rP CoIOrte1o pound ~

ii C~I I lIuh- 1 I I I I I I 1 ~ I I I J 13 I=~ i 1Cldl-1 1IIiu1 1aIIilble- JIBIIIlIOOl1-middot~ 1AIlbmkl ill8$iLi_ AlU-A~ BamkJori aAllnDdleit- Ae-JIaak1 I S~ 1 u- DIF (rnc~ -- rampampel 0middot I colin aileerace middotJCol- i tPenalftCllI lut1eot1IenAllid)_ I ~ bull I bull 0 I I bull UD I Imiddot I

I

III

Jampbull

I -

iftliaart errOl o~ bull _ (1IuIIelII) 132 227 1115 2- 096 21 3079 211 1middot16 211 2~12 116 86 1118 5middot1l 228 0 080 J I Is~ error ~ bull _ (~) 91l1 1512 515 16 5005 1middot91 11910middot51 639 1101 12- 19025 nll 132 1219 ~2I 6JJ 11l II I

- 49-

ronked obovc Faxly Blockhull ond 21 nere obove Blackhull OCld Nebred Again the Hope crosses

failed to give good yields as Hope x Tuxkey 1069 rmkcd cightcenth Hope x Cheyenne twenty-fifth

Qlld KlJlred x Hope tVlCllty-ninth In the 1941 nuxsory three strains had [werage yields lamr thDn _

Khnrkofchock

Tvrenty varieties have beon grovm iE the nuxscry for the 2-yccr period 19middot10-1941 Clt 11

stations vlith 12 nuxseries These dnta are presented in tob~e 22 lhcre the yields are avoraged

by States and the vC1rietics are listed in order of yield at all statiolS Cheyclmo x Tel1m~tq

(C I 11972) bad the highest avercge yield being consistontly high at 011 sttions excGIJt in

IO7au1d l~ebrcsko uhere wintorkilling wos heavy KavJValo x Tenmarc (Cl 11950) roikcd second

and PmJnee third These tvro strains had consistentB performuncos except trot Pavmee roc1ked fifshy

teenth in Colomdo Kawvale x TC11lIlurq (Cl 11956) ro1ked fourth COlIiltlIlChe shth 1hrly Blachshy

hull tenth and Black~u11 tvmlfth Nebred and warkof hnd avcroges considerobly lovlOr tlmn the

earlier vcxieti0s Etrly Blockhull x TollJDXq (CI 11952) hod 01 IverG-go yield considerably

higher Uwn Fcrly Blackhull In spite of tl-Je viintcrkilling ct the more northern stations grom1g

nurserios in 1941 tho oorly lalf-rustresistCJ1tvcrioties rlgcin rere at the top of tho list

for yield

Dato for c1klXocters other than yield cxe Qvorcged and presented in table 23 Since all

stations did not report the same datathe number of stations entering the averages is shawn at

the top of each column

Winter survival data show Nebred to be the most hardy variety in the nursery TvJO KltUlrea

Hard Federotion x Tenmarq strains (CI 12105 amp1d 12106) proved to be rather tender The rest o~

the varioties lu1d survivoJsthnt variod aver a I11frOVl rongo bull

Farly Blocld1ull is still the earliest vorioty in the nuxseryAt cleven sktions ipound 1VG-o

raged two days oarlier in headbg tlJDn Ebrly Bladldlull x TenmGrq (cr 11952) and three days

earlier than ChcyoTJ1Je x Thrly Blockhull (Cl 12000) Sevoetecn hybrids in the nuxsery rod rnv~

rage dates of he1ding e1Tlier thlt-n Block1mll ~Xkof ws the latest V1rilttty in thG lIllrSor

This gives a clear picture of the empmsis being ploced on cCXly vrheats in thoarea Ripening

datcs bring out about the same differences Qlthough the sprood is not so grect

Height measurements vcre reportod from all except one nursery and the averages showed

KltmredJhrd FederCtion x MiIlJmrdi-Mintuxki (CI 11970) to be the tallest and Hope x Turkey 1069

(Cl 11964) the sholtest athel vaIieties shOUwd very little differcl1CQ in averag0 height

Lodging data were reported from four st~tions )J1d indicated some differencesmiddot ~he weak0si

strawed vrieties were l31ockhu11 E1rly Black1lull and CheyeIlile x ]1rly Blcckbull (Cl 12000)

The IGastlodgir~was reported for Nebrad Ivbrtin x TOJ1PlOrq3 (CI 11823) and BltLckhull x Ten

marq (CI 12102)~

--

faltb ~ -~ of Bence Fie14 of ZO wbhr whea YUieU cr- ill _Uelll Fie14 _erie bull U aUon in lla 1l8I4red riDur whea 1eC10nbull 1~1

a I t llpllle1 pH Ia I I Jtpe Pr I Japmiddotu COXon4lp I Ina f - 1tratIla ~I bull I I IJlaU-Illpell-l I I I I I I I I I I I I I I I I I 2 I

1 t 8Iie7 or I 01 IDa- 101l11l-1 1Ul41 1a1llAn- lBultI1J~III lAy I Ihr I Ay i a I Ir IAlA-IAy I I- Ia I _811 on I cohe(IlIi+(Drr 1l8p I - IftIlll 1lIuIk1~I_1 daDk 1001- 1p8n81 ZIJaIi-IJIaDJt I aohle I r-BaDkIUle Ia I I _4118114) I I I I I I 11M I I I I I I I I I

IIq~n z 8uaIq 1172 ~1 205 29 11 232 3 40 1 ~9 32~ 31tmiddotl 3 506 ~12 1Ns9 3 ]66 7 221 15 I bull 312 IlKarial i arq 1150 2O1a 151 281 19middot1 20 bull 31t l 1 352 386 1 ~~ 9 ~7middot2 5 middot7 5 llmiddot 10 211 t 30 I11_bull 11669 25middot~ 21 32middot0 lbullL2~5 I 31middot0 _o~ 29bull9 311 ~

3Tbull1S 19 ~ -~~l ~ 271 ll~ ~1_ I

llawnJOZ aDUlq 1156 21middot ll ~1 16 235 2 36~ 5 31middot3 30 ~lis ~~ ~3~2 13 280 bull 9 i

llured-IIuIlJe48laUonz8uaIq 11971a 2115 162 middot3 162 203 10 38middot0 3 2 ) 561~ 50middot5 2 369 6 2001 120 16 13 291 IIaouoie 11673 252 21middot3 236 16 217 ~ ~7 9 350 29 5 bull ~-6 5~515 1 5 1 22 l~O 1S1 12 29 IllallJ B181llt1ml1 Z auaJq

~=281 176 23middot1 15middot5 211 6 1 2 3S~ 31middot1 2 7~5 ~o ~ 19 0 272 106 I 7 291 I

lIaIlIet Z Blackmll ZO 11 269 169 206 9 JIJbullbull 6 1lmiddot7 ~ 210 lis 7 10 356 11 276 12 ZO~O ~ 212 I I

IO~lIIIile Z aazq 11~U 19middot 21 290 15middot0 21~2 5 ~o bull 6 276 30middot6 7 ~ ~0~7 11 35~ 12 2 1~bullJ 5 bullbull1 I~1ulJBlacldml1 IS 25middot2 18 1middot5 11 1middot3 12 llmiddot~ 12 6 1~ 260 12 ~9 0 ~o 9 32middotmiddot16 32middot5 lG217 1 269 I

1~1Di ellMIq 1112 middot215 181 26 lla ZO2 11 32middot5 io 261 226 2~1 11a ~6 400 ~5 bull t 7 10~~

1011~bullbull 16 265 I Blokml1 6251 21 llal 21 10 17~ 15 2S1 15 211 ZO5 2~ 15 ~ 509 ~7middot1 ~6 l 17 11 26 Iilaprell-llull JederaUonz II1Ilha141- IIi lIiDUrId 11970 196 10 211a 12 11 l ll 12 26bull 262 26 11 52 l Zf-l li 1~ 206 l 120 ~~

260 IIJ~_ a011iDe eleoUon 119n 182 12 22- 5 156 19 31middot5 11 ~bullbull middot215 25middot71

~~ 1 ~ 1 221 1 1 260 1Ie_et 1~ 221 102 21a6 10 169 17 - 267 18 2 186 218 19 ~t ~~6-11 110 2 2~2 128 18 11 ~~ lliope Z alureilD 1~~ 25 1~2 290 17middot0 20~ 7 27 19 27 26~ 27110 1a52 ~ ~ 18 27~0 20 18 1 1 18 7 IlliieIkof 13middot0 111 2 1~ 15 20 271 i7 27middot2 12 227 11 ~7 31 1 1~ 36middot6 7 225 150 11 bull 2~ IlIaDJoe4 Z Iope-Bar4 JeIlerUOD 1115 2middot3 12 2lJ 106 170 16 29~ 1~ 260 21~ 2middotZ 16 ~7~1 ~7 1 15 ~9 l1 12 0 li ~7 23middot I1bDie4 z IIope 11976 212 11middot7 250 12middot5 17middot6 lla 27middot~ 16 25middot7 215 2 17 la 2 ~s 12 27middot1 19 18~ 1~9 12 1 2 IICClllp01Ul4 orobullbull 11971 1~9 11 26 16 15 18 22middot7 20 20 207 20 20 1 3l~ rlmiddot 20 212 18 11 5 10 20 21_ II l-

~I

-

Leai rust

Varieties roving

- 52 -

reodings were reported rom five und stem rust reodings from twomiddot stotions

low re~ngs for both diseosos were Jomiddotllee KvlVole x T~qmiddot(CI 1195Gi)

Hope xT~key 1069 (CI~ 11964) Hope xChcy~rme(C~I~ 11969) und KovNQle xT~1IllQrq (9I

11992)

Kernel plump~Ss data were2e]orted from two statio~ aha these havegtbeen averaged and

DATA mOM TREDlSEASE mmsmus

Bmfr NUElSmY

For convenience tho doto from tho vniform Iilinter nhcot bunt nUsery ore includod in this

report Tl10se dnto (table 24)Tore ~ecurec1in cOQpcr~tion with AgroiJqmist s O)ld Potllologists

working in the area

j

f

1

- 53

UNITED STAT1S D]PAaTMENT OF llGRICULTURE

Bureau of Plant IndllStry

SUMiYIbEX OF THE GBElu PLAINSmiddotUN1FOBM WIhrm~ BUNT NUESmY 1941

By HI A Rodenhiser Pathologist and K S Quisenberry AgronomishWheat Investigations TIivision of Cereal Crops and Diseases

The uniform winter wheat bunt nUrsery for tho Great Plains area wos continued in 1941 inthe same manner as in previous yeaxs This report presents 0 sumnnry of the d1toobtoined in1941 together vlith lbhe averages formiddot the vaxietliies grown dUring different periods from 1932 to1941bull

In the fall of 1940 50 varieties and stroins of uinter wheot were SOVl1l in duplicotC8-foot r01S ot- ten stotions in the GrCtJt Ploins and ot BozemaJ1 1bnt KecrneysvilleW VoBeltsvill e M4 and Logan Utah BeCouse of unfovor2blc environracntalcolldit ions for bunt Jonshyfaction or subsequent plont grovrth no cL-m VlOre obtolned in the nuDseries seeded at- Lincoln andNorth Plotte Nebr and at St Poul Ivlinn ThedJta from 10 nurseries axe averaged The SllUt trot developed in the Logan utah nursery was caused entirely by the so-called dworf bunt orgOroniso and therefore the infection pcrcQntltgcs ore not included in the averages for other stationsThe nurseries included vorioties that hud shown resistw1ce in previous years and Igtromsing nm7strJins supplied by sevotal of the cooperat ing stat ions

Inoculuo for nost stations inS obtained fron the previous years IfUrsery at that stationby selecting bunted heads poundroD all infected vriGtics end froD collections DQrle froD faroersfields in the State where the test was made For the IvWiliatGan eXperioent the inoculum laS acomposite of racos knovm to be present in Kansas For the Kearneysville and Beltsville teststhe seed was inoculated with a cotlposite Dade 1lp of inoculum frOD all of the other nurseriesClean seed vms planted in the Logon nursery Q1d infection resulted fron the soil bormc organisn

The vurieties axe listed in order of the avertge infection at the 10 stations Thesemiddotaverages ranged fron 01 to 671 percent The average infections for SODe standard varietieslere as follows Ridit 20 Relief 26 Hussor 32 Minturki 91 Yoga 95 Nebred 103ond Oro 172 Of the susceptible check varieties Kh1Xkof had an average iIlfcction of 360 Cheyenne 39bull0 Quiviro 518 and Chiefkwl1 671 TJO hybrid strains hnd averogo infectionslovler than Ridit These were Oro x Turkey-FlorQamp1Ce (F9) and Hussar x Kmred (CbullI 11989) Fourselections fron the cross Hope x Turkey 1069 bad aver~ges 10Ter tlDJ1 the porelit varietyTurkey 1069 (CI 10016)

At the bottom of the table are shovm the average infections by stations rhe heaviestinfections with inoculum other than the dwarf bunt vmre obtained at Bozeman Ivlont Fort CollinsColo and lviurJbattan IWns A study of the lbnhattan Akron Fort Collins ond Bozemun dda gives some indication that different races mltJY be present ot these stations The behavior of thevarieties at Logon is of interest in thlt some of those eorrring rOpoundistance to the races presentin the Plains are also resistant to the dvrnrf bunt present at Logon In other cases strains trot

are quite susceptible on the Ploins see~ to be ~oderotely resistent ot Logon

Longtine averages are shovlD for vorieties gr~m for more trAT) one ye~bull For the period1932-41 Turkey 1069 (CI 10016) Nebred ond Hussor hcvo the 10middote st avero~es For the 3--yeorperiod 1939-41Hope x HussCX (C~I1l834J Relief 2nd Hepe x Turkey 1069 ~CI 11964) hmiddotweshmm the nost resistance Severol of the vcrieties trot mve beon highly resisttnt in thesetests and are othervlise agrononica11y desiroble axe being tested llith individ1U11 races tht havebeen identified in all of the wheot grovling areaS

bull j

i

86

j 1O~106101

7middot96

middot_----~----------------~~-~-~------~--------------------

rI

55

UNIFOBlvI WINTER vrnm RUST NURSERUS

In t~bles 25 ~~ 26 ore presented dQto qn severity of le~f~rust md s~g~~~t infection

on the 30 voxieties qf winter vThed grown Ll rust obss~tion nurseries t~ltgQgheIJ~ tho oountry

in 1941 These nurseries Jre LUintained froD yeor to yecr ~s part of n J1Jert ~elQUrQh progrno

corried on Ll coopcrotion ui th agronorUsts and patll010gists erployed in the ~evoru Stdes CODshy

cerned Lcter t 0 cooplete report of these nurseTies ui11 be issued 8c1d th9 rust percotCges my

not agree ent irel rlth those presented here since the clto sItovm in this less de~oilecl raport

include only figures for the severity)f infection

Differentiol dato for leed-rust hlfection -rare obtdneclfor the vcriotips ot 20 stotHJlS

(toble 25) In cnlcul~ting the over~get Q trace (T) ~ns considered2s equal to O Aoong the

seuihJrd whects Hope x Russlr (CI middot11682) Hope x Konvde (CI 11959)~ ~lcl Red Rock x BGpe

(C o 11821) Ind the lC)VTest ovemge infoctions Of the lnrd VIhBats IIt-uqui110 x Oro (CI 11979

and CI 11851) t Hope x Cheyenne (CI 11969) a1d tavrvnle x Tenrnorq (CI 11956) had averoges

less thaR 20 percent In the snme tests susceptible voriotieshad aver~ge infections of from

60 to 715 percent

Stem~rust readings showing differential reaction wore raported from 13 stations (table

26) Among the hard wheats the mosb pronoun~ed resistancQ vJUsmiddot shovm byHopb x CheyOJlIle (CI

11969) Hope x Turkey (CI 11964) Mnrguillo X Oro (C~I 11979 Cw1d CI 11851) t ond R-044shy

Minturki x lVJinturki (CI 12022) Of the semihard mGQts Hope x Knvrvole (CI 11959) and Hope x

HusstX (CI 11682) md low nveroge infections

Toblc 25 _Severity of 1e1 rust infection on ninter nheQt vQrieties gravm in the Uniform Rust Observation Nurseries in 1941

VGriety or cross

~

5355 302 50T+ 25

15 305 15

1 70T 501 65T50T 35T+ 10

T 301 50

1 65T+ QOT 5o 10o 1 T 25

0 25T+ 30

T+ 30T+ 45

433131054 4128

30 13313~3

806570

70 36765 11975 56770 46460 24460 26140 180middot25 15835 15465 21865 190

170 261

80 63 080 71535 35880 64910-63 390Q5 8HO t9 010 t5a I1099 OJ

15 117 m15 124 I

65 245

B565

100100

6520202540202515

46 SO10 50609025 5T 10T 70

2S 1525 lt1585 6040 80

T 255 40T 25T 255 Z5T 25T 10T 20

251015

TTT

20355

2010

15203030

52020

101010

1

30 25 80 - 9025 60 80 9015 5 80 8020 65 80 9020 -40 60-8Sshy20 85 90 10030 40 60 9010 T 25 10

1 T 20 105 T 10 20I T 10 20

T 10 40

70502060eo6070101015

510

753075

55

10

106080704030401510102015

9595809595959020

5Q

5070

7010100102010

100100100100middot

75202020

T55

20

30506030104020

TTT13

503080TTT

75 5060 7060 540 8070 middotmiddotmiddotmiddot6065 9085 4040 T

3 23 2

25 T20 20

25351575T5

JO30504040252020

55

103

9090gt9595Sfr80857570657030

8585

51060G5

8090

70207580556570551095

2525402510

TToo

oT

402585-~

T

-

85100

254065shy6525

5T

3T

10

3525middot9590

52525TT

105T

759510

10085

10075

5252

15

5060

100TTT

35

2525

325

3T2T

3

225615

115

5

)5252010

5352middotJ

515204025

60 7560 9510 545 10000 100Z09015 20

5 55 T

30 T3 T5 T

355

75T5T

7590306585-85452010101550

1530

57

1055

-0ooo1+

607075551045

51020656065

40755580755520

3551

20

T122

5211T

502510

253010152510

51TTE+5

TTT5

51020TTT

152025101510101515201015

50754050404020

T

fSoit Bed ~hignn Amb er 5620 751 TiUIllbu11 5657 80~~tDcnton 8265 50ti bullbull M(3Jster 6471 90

~tmiddotgtoiit~~~ioncon ~f~ ~gampi Purdue no 1 11380 80r~WijDas1i 11384 60t middotEUitzsel x Hungarian 11849 50~Fultzseh x HungaXion 11850 45~rbulll ~tz sel x HuDgorian120l7 30)middotFultzsel xTJWIlbull 12018 40

~H~eHt~=Redmiddot 4843 50~l Kawvale 8180 ~ 35 I~nt~~i 6155 50I Hope~Hussor 11682 20 HQpc~ KuwvrUltl 11959 20

Red~o~k x Hope 11821 35

atI~ ~ep7 51 A6 I~liiiiibda J 50 Tcnmarq 6936 65

Kharkof 1442 75Mala~of 4898 80Comanche 11673 40

I Pawnee 11669 30 Kawvale x Terimarq 11956 35

Marquil10 x Oro 11851 50Marquil10 x Oro 11979 30HOpe x Turkey 1069 11961 25Hope x Cheyenne 11969 20E-41oMinturkix Minturki lAJ22 70

~ -l

=_---~------------ ~----------------_ --~~~_-~~~

Table 26 - Severity of stem rust infection on winter wheat varieties grom in the Uniform Rust Observation Nurseries

11lJ~J

in 1941

----[AverC1ge for I13

stations I

I519467500515492538 j488566 1

558 CJl591 -J

535 I-

535 j

467 j

290 219 i

5-919 ~

318

18320028828513818613~8

4429220511

1

)

--~---

30 100 75 T- 30 100 65 65 20 65 2035 100 80 T 20 lOO 65 60 15 65 1530 100 80 T 20 100 65 70 15 65 3035 95 85 5 20 lOU 65 70 15 65 3540 100 70 5 25 100 65 70 20 65 545 100 80 5 40 100 40 80 25 60 3545 85 80 20 20 100 60 70 20 60 1550 85 86 10 30 100 65 80 20 80 4040 90 80 20 30 100 65 80 20 70 5050 100 88 40 40 100 65 70 10 80 5035 100 90 10 40 100 65 60 10 70 4555 90 85 5 WO 80 60 5 70 40

10 75 90 25 FO 65 60 5 65 T10 90 40 10 15 90 20 15 2 25 25

5 20 60 T 15 80 15 20 5 10 10T+ 10 T 0 25 5 10 1 T 20

15 T T+ a 5 5 T T 0 T T10 60 0 20 lOO 25 45 15 25 -10 3 25 10 20 90 5 -~ 15 T T20 10 25 0 15 75 20 10 15 T T25 - 15 55 0 30 100 25 20 15 l 10

5 20 60 T_ 20 100 25 25 25 T 1020 T 20 0 15 80 5 T 5 T T20 5 45 0 15 90 10 15 5 2 T15 5 10 0 15 90 10 T 3 1 520 5 5 D 5 T 5 3 T T10 T 1 0 5 10 T T 2 T T

5 5 0 0 10 5 T 1 T T5 0 T 0 0 T T T 2 T T

30 0 2 0 10 T 5 2- -T T

0 e IMchigan Amber 5620 40 65Trumbull 5657 2 50Denton 8265 10 65Fulcaster 6471 15 65Ivioditerranoan 3332 5 70Minhurdi 5149 10 80Purdue No 1 11380 10 50Wobash 11384 25 65Fultzselection x Hungarian 11849 20 60Ful tz selection x Hungarian 11850 15 60Fultz selGetion x Hungarian 12017 10 6~

FultzsGlection x Trumbull 12018 2 50SBmihard Red

HUssar 4843 T 65Kawvolc 8180 T 35Minturki 6155 T+ 45HOPe x Hussar 11682 T T

HoPe x Kawvolc 11959 0 TRed Rock x Hope 11821 T 50

Hard HedtKnnred 5146 0 60TeIlll18rq 6936 T 70Khurkof 1112 T+ 75Molukof 1898 T 80Comanche 11G73 T 35Pownoo 116G9 T+ 35rowvule x Tonmorq 11956 0 25M1rquillo x Oro 11851 T 10M1rqui110 x Oro 11979 T 10Hope x Turkey 11964 0 THope x Cheyenne 11969 0 TH-44-Minturki x Minturldl 12022 0 T

Is ft R d

Variety or cross

Ii

~bull~bullbullbullmiddotbull1

~ ~

J

-~

rmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddot

~

- 7 - ~ r

t

TeJlIlIIlq and Pavmoo olsQ had g90daveragos for the sDJleperiodvlhileCllt1XkaJl Sibley 62 and - ~ -

Ihrvest Qpcen were low

Straw lIaS tall at Woodward with all varietie~~havingplont heights 9f 40 inches OJ nore - -

Loaging was rather general iIlall varietiep with KavNole x TeDIJarq (CI 1J95Eraquoand Cheyenne

standing up the bestbull ~est weig)Jts were above55 po~~per pushel with the g~llin ofsone varishy

eties weighing 60 and 61 pou1dsawvalex T~q(Cr ll95~)andPawnee gave the highest

yields follovlOd by Te~9 xNebr~ No aa (qI~ 118~7) andT~q furkcy~rfld andI4arkof

gave the lowest yields PQ~ee has had the highest avercge yield forthe period 1939-41bull For

thipsace period Co~he Tepoarq x Nebr 28 (cr 11847) and Quivirahav IlDd good yields

while the later varieties ~kay KalIed allO Kharkof ha4middoti1holcmest yields 0

At Manhattan ratlJor col7Pleto data again were obtainedana reported Sooe v-in~erkilling

occuxred in the varieties especially Fulcnster and Hlackhull Lodgngwas l~eoVy in JnJy Black-middotmiddot

hull Early BIDckhu11~TelJIJaIq (CI bull 11952) QJldurkey Leaf rust wusYeJYheavy oIlalJ susshy

ceptible varioties ~ cnside~iJblesteorust devEloped eSpeq~~lyon FpJCcJstorond ~est

Queen Culo counts head size andgtUinvTe~ght ltU)d size dataare shovm intabIe 1 Thehighest

yields vlero ~~ by CheY~IUle x TOl~q (CI 11972 ~ GI ~l03) Iavmee and Cooana~Efbull A

Marquillo x Oro ~brid being tested in plots for ~he first tioe yieldedpoundai~lywell ~either

Chiefkan l1or Red Chief wereoutptanoong for yield but botrraqhigntcstvlcights pe bu$el ~ ~ ~

The later varietios OrGgt Nebred and TurkeT alongmiddotwith thesqftwheah had tl~lC1WestyieldsI bull

For a 2-year period Pamee Cheyenne x leIJrlqrq(CI 11972 I5lld C~ 12103 middotand1QtlyBlaQkhuJl

x TenrJtlXq (Cl 11952) ~ all ~ly vorieties have been the highest for yield

Winterkilling wtlS reported froo~ although no vurietykilledballly I~ rust was

loovy aspecially on ~he susceptile vorieties Test weights Wi~r~ 1Ullos~ly high withall verishy

etieshbvil~gweightsof 60 popndsorgt bEltter while ChiefkDnweiglled65 andReclyhie~66pounds

per bushelbull P~WIlee Co~ru andOheyennexIenoorq (GI~ 1197~) gavethe ldgllestyiel~~while

the later varieties such as Oro NebredCheyenne and Kl1arkofgave r~tlter lovlyields J~ed

Chief yielded slightly less than Chiefkan although neitherwasepeQialiy high pame9middotCO~c bull ~ - - bull - bull lt bull bull

oncl Oro x Tel1Jarq (CI 11672) have given the highestaverage Yii~lds fOr the gtYCltiImiddotle~i(Jdl9390-

41 During this period bhe later varieties have been J4~the bottoo of the 1~l~ - _ bull It bull

Yieldsand- tost yeights e~e verygoodot ColbyPaymellltIC11Jyen1q ond COIJal1~hcyielQedbull bull w

higlle~t while BlacJPlull and lm-ly Blockhull were tne ~Ggtvlest~ bull No Iptlg tioe aver-geS ar~ s1lown

sinco this waS the first crop harvesteds~uce1938

At AkrGn all varieties caoe through the win~ervlith~qid st~ apd racle vqryheayY~ bull bull J bull bull bull bull

spring growth In fact the grwth probably WLs too heavy vnd caused sooe reduct~onljnYield bOo-o

cause of lack of ooisture before oaturity Sooa lea rust developed but vms not especially

1degbullbullbull~

---~-~

I 8 -

heavy on any variety Test weights wcentre fairly good and yields ranged from 77 to 185 bushels

i

per aC~e~middotmiddotCotDanch~middotitndF6JJ1YBia6k1iuJllx TeIJDdioit (G~ 1 1195~)twd etL~1y vutieti~S~ iRate at the imiddot

top of the list followed by ChiefkDn lond Blackhull The later varieti~l gdv~lowef yieldS~ no I

dOlibtbeiiig more inj~ed byii1i~ ~sunui~~ dr6ug1it~ 13ascid OrlthE(D~Coge for1939and1941 Comah06ho

Ms had 0 slightYieldadvbriliagemiddot~~~erjChhipound1ttJndna th6~lOCldrilJIii

Winterkilling wriS ~ovordDtLJzdblri~thN(brGiriplusmniamiddotChdYcim6middot selooeioI1~lio~ingmiddotthc~ost

StirQivalsbull DUringthC t~d~~~i thJS~drii6ti~shcivifrgthO(D~ttdr ~tanc4sufpoundered the mostbullbull ~ I

and thin stana~sccmedmiddottobcaiiadVcin~~g9middot~iJboirhst1rd~he~vt7onncamply oilvarictiesand~)

hessioh fly didconsiddr6b1 b darllagC~ snOWIllgtythe middotIpdgi~ indbimiddot TIus inaoxVos an attetapt to

record tho downstrows leftdpoundtcr~holb~ndeffudgon~bverthtipmiddotiot Theresistance of tho iKawvcilex Tenmarqsclootions Is stdldl~dzMiihQycxPibininparliwhymiddotth~~estf6insoilyiolded

$0 high Ofmiddottno standardvihctLtslTobrJagavo thohlghdst y1lllldfoll6Wed byCChfcpoundkan Iobred

C1btkah wd CheyonoTh(imiddot-poor igtorfJfnrih~e CpoundItha+kR~ 6tiMYti bectpl5iilja the voplusmn-i etywas

hardhit iilmiddot theNo~elnber st6rIllmiddotand noJoi-poundully reco~etedImiddotmiddotmiddotmiddotDuringtJiEl z)jearpcriodlS3g41I

middotP~wnecmiddotKavtVare xT~qmiddot(Ctmiddot11992~ aid-KdWvb$(-middot i~~4(NdbiNb~ IJ13jmiddotlfuve middot~thc-bcsi

li~ago yi01ds~ lJampringthis sa2eper~od Cheyeyentiordrik$~IpoundjpoundtihChiofYcirlSixthotliNeored

~lft~middot

AtNorthiattemiddotvJitii(lrItiitirigI~v6rJ5eVerliJintMmbremiddott6rldervttrfEitieS ondmiddotsurvivalI

bullwaS closely oSsociated-wftJiYplusmnelampit ~li~brfjdOli~yehiiese1e~tiqiiididCheY~rinc fudtheliigikst ~ _ _ _ _~ 1 _ _ l _ _ _ ~ __ _ gt __ _ _ -

middotyield~tarid 01130 themiddotbostsUiVivals jChie$kan with a loWsurvivDl gaveanuuusually good yield I

0 charDctoristic 6poundhe v6~i~tYampD~~~ampdmiddot[1ilsoltIlpldCesin1~~b1-aska~F6rthoiyerir averoge

Cheyellrie selection -Nobrrid and ChCy~~ehnvebeentheHighGsi in Jrield PovltJe~andCoDancha

hiJv6been very -poor at this srtio-bfbn rote iIiportgtto-1~ickClfhardindss

_1 _ ___ ___ __ __ -

Wirtterl3I1IlVivalSmiddotOtWlisqoaltrdlg~dfrot 70percenifooMbplusmnmIicto zero rOrKarIiQnt13oiih

iteri oriel 16af r1i~t deV~l6Pedanatesekei~tswerotOweltC~tXf()rMi~q~MtIiliardi(ci8888) bull

Imnin gave the highest Yi~ldmiddotfOl1Ow~abYFI44 x Vjnt1-~2(MJrinmiddot270IJ aneW rustresistont

striii~~ T9to other seloCtionsfrocitnJsD1e cr6ssgavcf~tiyg~oclyieldsolthougheachwos

rotherheavily wintcrkillodMarnin Yanordxlariimai~oI8888)andtogo~haveha(ltlieMgh ~ est average yiolds for the last tfuee years

Winterkiliing Wosheavytlt St ~oul yrithMin~difuvingtho highest survivol6f 53 por-

cent Both stem aJdleOfrusfiwcie heavy GnsuscePtible voiietie$~ butthe nevicrnnterx

springhYOlids were resistant to both imsts Yields~angedfror121 4 to 74b~heisperacre

with Minard x MiDhardi (CI 888~) Jv~nlnrdiandMartlinatthe topOpound~the foUr varieties

grown for~hreeyoars none i~Gspe6~oIjly lt outstondingif6rricia I

A

bullbullbullbull ~1 bullbull J

_ 9 -

At Grand Ropid eight v~ieurolti9~weio grmm and til~ s~~7e~thcent tii~1~6ii()() p~r~~nt~

L60poundmiddot~st~~ ~oaVJ on all v~icti~~ yi~lds differ~a v~fy i1tie~~middotexcopt thrit amp44 xYinturki2

(W~ 2702) waS the highest and Mintur1d~he lowest For the 3-oyear period 1Jinturki has had ~ r

the highest average yield

Winter surviveJswereratheJ1Jigq at Dickinsonput yiel~s were low due to a hal-l storm -

just prsviousto harveStLeQpound~~~reported for all vor16iiies arJd some stem rust dcrveloped~

Tost weights rangodfroElSO to 605 pounds por bushel T~(3y-eld data axe reported but 1heir

value is oPon to question aha they ar~notused in the aver~~e~ MlXmL Hebrod 8Lld 111int~ld bullbull i

bod the highest aje~cigQ yields to thEi 2-yeDr period 1939-40

At Sheridan therewtS soroewinter1illing but no sharpvilJietal differences KcrmoIltbull l bull

Montana No 36 a11oYogo goirothehighest yiolds with CheY0l1ncdnd Minturki yioldingthelowestbull ~ ~ ~ ~

Cheyenne his had the highest average yiiSlC for th~ 193941 poriod due in port to a very-high

yield in 1939 cO

Yiedswer~ lower tyenusuoJ at~pzeoa-1 wHhXhorkopound~Kltirmontand Relief yieldl~ the

highest and Yoga oriahrninthe l~estbull Forth~ 2yeDrieriod 1939 ond 1~41 Cheuroy~e bDd the

~rigbest average followed )y Rharkof and Karnont

Survivals werb good at Moccasin Ql1d wmiddotith SUfficientnois~urd ovorygDod crhp washar-~

vested Bunt data ialten fro the bJnt nlUsorJ are shovm Test weights were above 60po~dS per

bushel for all vorieties Nwturk and tgo gave yields above 40 bushels per acre while several

new selections nado good records Nebrodand1v1axIlin gave the lOV1~St yields Yog6 Ugviturk Dnd

TtukcJ x Kanred (er 11725) had the highest 3yenrwerac yield vlhile Nebred and MarDin had

the lowestbull

Winter wheatrnd0 a good crop at Eravre as shGWn by yiel9-s of froD H~~l 10~58 bushGlls

per ~~e6nd test w~ights over 60 pounds per bushel MrDont and Minhardi x Mi1Jturki (Cl 8034I bull

gave the highest yi131ds while lrebred and hrninwere at the botton of the listbull KqnrodU~

turk and Llioont hha the highest aer~~ge yields for the 3o-oyear period Yogoraoked fifth

Minturki oighth andMJroiri last for th~s period

t bull

- ~

II

-~

-10-

t bull

0 I ~lmrcr-- Inuober

-

Table 1 - Agronooie and other dota fOf winter vlheot varietios glOwn in renlicated plots in c0- OJerativo experioents atlQ ollppritlllpt stations in tho hard rod V1in~or 1heatoroo in 1941

~d average yiolds for 193s41 ~ bullbull lt i ~

I

121051 4middot 430T12106 i 5 5 28 T

6936 10 7 3020 11669 i 1 3 27 0

88515middot iAIir 28lJliV31$ 408886 I 5 4 32 io6251 i12 7 2835

110 231 1 J 8-6 83 20 2 4

79 i 78 ji74 193 66-9 205middot 3middot66 lS8 565 193 65~ 185 8

5352 21~3 248 172 1148 114 9

45 174 g 39 157 133434 14 1532 135 16

39 14$ 14middotmiddot2S 160 12

o 45010 51019middot46010 45~()

60 45060middot middotASDmiddot6()4IO70 43040 43b1O~~O 50 43~b

29 029 2528 4029 T

30 402S 1027 1533 831 2D27 4$31 10

28 10middot 15 middotmiddotmiddot520-27 T 5 5103P ]0 30 490

35 middotmiddot51025 49~020 49_016 4SOT 560

10 middot5()55 4E()

437

64167

137

middot786

12middot9

1312

11673lt 6middot11956 i 8

11805middot1lt9

---- i 12 811754 11 7

5146 13 128180 i 11 7

~ Do

CorrinChe CvvSlc x T~sect

Ihrtln x TeIlDlJrq _ Konrea-Hord Federation x

Temarq

TeurorioarqPewmec

EiJly Blackhul1~iviraBldokhtillH~e ~ ~iedit crran~ (Sol

41~16-3-3)C1iefkanKtmred KawvElle bull

Mediterran~f~g~~c6~

Meditenanean selection 10086Red I~ selection (TS 7250-1) ---Denton 8265Mcaster 6471Khark6f 1442Clarkan 8858

1

-si-oildd eror opoundaarffeence~twodnthe oeaJl yields opoundanYt~v~ieties=i~61 bushelS~ ~

Varietyor eross

I

JClnuriber

I bullI

Medit e~anean I 11587- A-fy 6 middot36 55 188 19~6 3Marliin x ~~q3 i 11805 May Q 40 50 176 198 2~a1e x ~enoaro bull bull I -11956 ampr~ 6 middot36 3 17~2 tTenmar ~

6936 MaY 2 37 51 165 199 1 Kanreaard Federation x Tenxnarq 12105 1V~y 1 37 52 148 Jmtin x Tenmarq3 11823 liJ8Qr 6 38 48 146Pawnee 11669 May- 6 36 50 132 19-0 4 -Chiefltan 11754 May 2 37 51 129 172 - 9Qrlvira 8886 IJay 1 40 53 127 190 4Denton 8265 UOV 6 39 51 115 16-6 11Certified Turkey 1558 May 6 40 50 11-1 168 10Ji)ar1y B1ackbu11 8856 =-i1 19 37 51 108 181 6Kanrea-Hard Federution x Tenmarq 12106 i 1 39 48 103Comancha 11673 lvay 1 37 49 101 177 8Bl 6251 Hay 6 35 50 100 18-0 7Cheyeon 8885 lhy 6 34 49 amp1 162 12thaiko 1442 vhy 8 33 49 77 150 16Kawval 8180 May 7 42 50 74 152 15VGU1ghn~koy (TS 15133) May 8 37 49 69 155 14Kaura 5146 7 36 48 57 158 13i ~VJaY

m~a error ofa4idiffere~~ be~c~ the mean yiolQs oj any two variDties-= 154 bushels11 Replanted on Decembcr 11 1940

iIH _ r ~~~ ~-- ~ -1-- ltJ t

1t

Table 1 (Continued)bull 11

l~lti12n8

middot1middot243

S6

7

188174169170155150142

~OQgo+] 1i~ dacre AVerage~ bulleld_ 1~39-41 ~ailkSuo) (Bu

579 397580 368540 355562 333581 325548 303536 299541 268538 256512 251 134 510 245 135541 231 125554 191 132$46 187 136

July 1~40

June 30gt39 Juro 29 J 43

June 2S38 July 342

July 444July 3 43July 4~ 41June 28 38Julj6 42July 4 41JUly 4middot 41July 1 42June 24 36

252322222430262822

3028

282416

1195611669118051167311754

818069365146

1210688861412155862518856

- BusMald TOlQ)IL-

(Four Ifiyenf4-acre lgtlots1(Irrigat cd)

Variety Or bross nmiddot~middot~lt~~imiddot I--r~o---l______i~~umbor L~~J~_+nri

KaVlvalexTcnmarq PavmooMartin x Tonmorq3

I ComancheChiefkanKawvaleTenmarqKanred lt

Kc11lIed-~d Federation x TetliilarqCheyenne KharkofTurkeyBlackhullThrly Blackhull

~

Lovrbon Oklahoma (Three 01332-oPre plopounds seeded October 7

emerged October 15 1940)

DtCVariety 00 cross CI --

number Headed Rii9

Oro x Tenmarq 11672 Apr26 June middot2 40 5 17 58 355 279 1Comanche 11673 Apr26 June 2 39 5 75 57 316 267 2KawvaJe 8180 May 1 JULe 3 41 10 17 57 287 234 6Kuvvalo x Tenmarq 11956 bull May 1 June 2 38 5 50 58 282Turkey x Kawvale (La35-93) --- May 1 June 3 40 90 20 57 270 229 8Tenm~rq 1)936 May 1 Jule 4 39 25 65 55 267 245 3KawvaJe x Tenmarcr 11750 Apr29 Juno 2 39 10 20 53 267 236 middot5Pawupe 11669 Apr28 June 2 36 middot10 2W56 26~3 244 4Cheymmo 8885 i1oy 4 June 6 38 90 1 58 250 234 6Ebrl~r BlackhuU x TeIunarq 11952 Apr22 May 30 39 90 90 60 249kly Blockhull 8856 ~r19 lffay 30 39 90 95 60 242 206 11Kanred 5146 ay 4 June 5 39 90 75 55 219 220 9

~Iobred x Ka~le (Ia~3amp95) ---- Ani30 June 5 41 10 50 58 214 202 12 Cni efkoln 11754 tjy i June 4 40 90 85 58 205 214 10ICbDrkof 1442 May 6 June 6 38 90 60 56 199 200middot 13Turkey 1558 1~ 6 Jtine 6middot 37 90 pound0 55 196 196 14

~ Clar1nn 8858 M~ 2 June 6 42 90 25 58 176 181 17Penquito 11745 Apr 3D June 4 41 90 65 57 174 183 15Sibley 62 11523 Ivhymiddot 4 June 6 37 90 80 54 163 -181 17Blockhu11 6251 May 1 June 4 41 90 65 56 151 183 15HarVest Queen 6199 1hy 1 Jtine 4 42 90 40 54 133 150 gt19

Stan4poundlid errof of a differencebetween~ho meal YieldsofanYmiddotmiddottVloVorieti~s 1SV6ushlt31sbull

) Higher at time of harvest

Table 1 ~ (Continued)

7

middotmiddotmiddotmiddot645

p~

3amp0 13~5 3304 6298 8347 232-5 3292 9304 631552amp6 1129~2 928-4 1327~3 13271 14

i El~s Kansas(FoW p1~tsseedeWOetober~eniorgedOctobor 13 1940)

1---~~--___---_i- _----~_+_-- 1----middotmiddotmiddot-middot-+---- ----+--+-+----qt--~ --t+---v---y----I bull lt bull C middotT nbull i ~I q-I

middotVUJoty PrmiddotmiddotmiddotcrO8$ middotmiddotmiddotmiddotmiddot vJ lt number Val

ct ~

PaWXleemiddot 11669191 24 21 37 5 64 427 246 1ComOncho 11673 195 24 23 38 20 63 406 ~44 2Choy~o x TOJllllarq l1972 J91middot 25 25 ~ 15 middotmiddot62 46~rOrax ~enmat$fmiddot 11672 198 23 23 38 25 63 39~4 234 3CheYQDne xJEci1rnorq 11973 r91 ~425 38 5 63 471EbT vb 36~5 217middotlymiddotB1acqll Hir ria 11846 194 24 25 39 4P 62 36~5Euly BlackhUll Ii T~iq 11952 1middot~993 2132

4 2Q 40 middot70 62 -

Tenmarq 6936 26 39 406 350 21aChiofkan 11754 rJl62

149middotbull 29 40 1565 350 middot 22~7

b1y Blac~l Ba56 JJ66

18 40 80 62 337 32~0Rod Chiof 12109 9 24 26 42middotmiddot 40middot6pound330middotmiddot ltmo 8220 198 28 27 37middotmiddot 80 61263 i71 9Nebred lO094~00 aa 25 34 90 61 259 i7~6 8Cheyenne 88f35 199 29 27 36 80 61 254 16(gt13

~ed 5146 199 middot~middot28 27 39 middotmiddotmiddot80 61 251 166 11~kQf i~12 -198 38 27 38 80 60 2~19 1$4 12Blackhull 6351 T96 24 26 4() 17 61 236 167 10IUr~oy 1558 99 28 27 37 90 60 218 153 14

B1cqkhu11 sqlectionHC3Q9 199 a5 26 39 90 60 175

bullStQndo1-d qrrqrmiddotofu~ffer~q~b~tw~enlihe mean Yieldsopound any poundwo ~[1+iotios 153buSJiels

1

- -

1Ill

Table 1

(Cominued) 1 J 14-

~

tmiddot i f

j bullbull

i

i bull=

244

1

I Akron Colorado ~ (Four 1 41acre plots ltmmiddotmiddottl1low12 on oornland

seeded Sertember 9 emergedSeptember 15 194b) _

Variety or cross

_ oi verag13 i131 C L Da C bull ~apound yendight i pc~ tlCie Average -r-shynumbor HOOded i 0 rust I 15ushol leldmiddot 1939 anQmiddot194l~~

Uly n Ll s 7 _ (Bu)

Comanche middot1673 May27 7 13 24 565middot 18~5 i3~middot5middotmiddotJl1llrly Blackhull x Tennarq 11962 ~ 26 730 26 bull 580 173 Chiefkan 11754 ~29 70 27 580 16~4middot ~middot13~t~~lykbBul11ackhulmiddotlmiddot 6

8825

561 ~i~ 2283 7

7 2

38 5 2296 5

5$7bullbull50 1~31Z~k

pound(U bull~ 16pmiddot12~5 middot KDnred-Hard Federtltior ~ lt lt middotL gt i (

Minhardi-Minturki 11970 [1by26 7 3024 Jsslo 160 liO 3Temnarq 6936 ~ny 30 12 23 23 565 159 12A 6Pawnee 11669 ~lay 26 7 ~Q 22 565 15~2 middot110 7Kanred 5146 iJune 1 14 25gt24 57~5 ]3F 108 8Cheyenne 8885 ~une 1 12 33 24 570 129middot 107 9Kharkopound 1583 June 2 19 25 25 560 12i6i 102 11

~~~~f 1~~ 1rJ~ ~ ~~ ~g~ frtmiddot 15~ igMinturki 6155 vlino1198 28 560 108middot84 14Kmred x Morquis Akron No~44) --- 1lt~ 30 12 13 23 565 105 95 12 ~Alton 1438 iJune 3 19 -18 ) 27middot 57~5 77 7 66 middot15

Standard error of ~ diife~eI1Ce~et~~yenth~m~tm1ikiasmiddot ~~~~~O~~ietie~ == 275 bushels

i

oj ~ - -- - _ -~-

j j

~t middotm - ~ ~ a ( f

~

CInunbcr

Tabl0 1 - (Continued)

(Five 14o-acre plots

1----------------+-------1-

t Variety or cross

Lincoln Nebraskaseeded Scptcobor 25 ~~d 26 coerged October 1 and 2 1940)

Le~~eigh~rus~ lifE

PCu Inbull

poundtaridard error 0pound a difference between the mconyields of any two varieties ~ 1b2 b~shel~

JI Notes taken from 1 (light) to 5 (holtlVY)

244 225~1 1

231 3

al6 4-

184 1219~8 7200 6

t

169 17 -19middot8 middot1middot tJl

202 5 t

Kmvvale x TenmarqPawnee Kawvale xTenmarq lse1 23867)

Do Nebr Ho 1104)middotcDc Self 23819)Do Nebr No 1113)

Minturki x B1ackhul1 (Sel31A-899)KanredxBlackhu1lIobrelti selectionbredCheyenne selectionChiefkan Rope xTurkeyrobradClarkanCheyenneCheyenne x orenmarq

DoTurkey select ionCheyenne x TemnarqNebraska No 60 B1ackbul1 - Turkey (Nebr No 312)Cheyenne x TenmorqTurkey (Nebr~ No1)~TenmarqXbarkopound

1199211669

__--

118441199710094116661175411964

693488588885

11972121031157711973

62506251

12104

11673693614-12

727571656768797176877946767866725450654574517143middot715255iiI

23 24 70 34 25 2141 58722 23- 50 n 11 2586 60421 23 70 31 12 _~349~ 6b~022 23 60 32 10 2]19 bull 60223 24 60 32 1~3 1867 59322 23 70 32 11 2203 60226 26 80 36 40 ~060 61824 26 80 34 2-9 1L879 60325 26 80 33 34 1717 60~4 25 24 80 29 ~6 21b3 tiO2 26 25 70 30 38 2022 59-826 26 80 35 26 1590 61123 24 60 - 28 46 1979 59526 as 80 31 37 J8~5 62-027 26 90 38 2-8 1537 60326 26 80 29 39 1693 593 26 26 70 30 3-9 1339 58 L126 26 80 32 46 12$middot 60026 25 80 31 3-3 1814middotmiddot q7924 25 70 31 3-5 1478 middotmiddot5gmiddot8middot2~ 26 80 31 3-8 1789middot middot5ampZmiddot26 26 80 32 32 1588 5amp627 26 80 31 40 1696 5amp724 25 60 32 0 1329 59bull 727 26 00 31 42 1634 58~523 24 50 33 48 1179 57226 26 00 31 44 130~ 57228 27 80 31 36 ~ - gt 1307 563

~ ~

306298297278274271253

2318226 20720019~2

1901891amp8184178178173 189 9middotL6315~2 172 16159 IS7 10157 17~4 1515~b 154 17~8 1~

152 1ih6 III5 17~5 14

1l~615~4 IS

-

~ -

16 _

Table I - (dontir~ed)

amplIl1

194 2200 1190 3

C

11)2 81amp1 9

t172 6169 7177 4176 5154 11150 12144 14158 10

145 13139 15

129 16

NQith PJattet)iebrE-skh ~ ~epHcations1 ontol1owi2 replications 1~~

Tmiddotmiddot--h~a Hci~~

Variety orcrOJiS

(Four 140-acre plbts~

Nobred lQQ94 81 i JUrieZ z2~28 55SCheyenne selection H606 66 ampe2 555Cheyenne 8885 68 Jimo3 25 660Kanred x B1ackhull 11844 42 June 2 2tj 540~urkey selection 11577- 63 J1ilie middot3lt $O53~0 ~urkey selection 10015 64

25 June 2 29 540

Chiefkan Il54 JUhe 2 35 575Kanred 5146 44 June 4 25 545Kharkopound 1442 49 JuQe532555Nebraska 60 middot5250 39 vuiie521 ~~~g~~key (loq~) ~~~~ gt~ ~~~l ~~ 540North Platte 11 8884 23 June 4 -31 550~enmarq 6936 24 June 4 32 540Blackhull 6251 3QtuneA 30 -550~u~~ ~ -JW73~ ~ ~e3~ ~ ~~

Pawnee 11669 13May 31 29 550

Stondard er~or 0t~ d~tS1~ceb~nJYhem~yi~nisoimiddot~tw6V~i~t~S= 1~~bUShels

i

i

~

10

~ ~

i

I

I

iI

~ I

~

~

-

I c

-i i ~

o_

~j

fmiddotjL

L

Table 1- (Continued)Waseca Minnesota

(Three 17~acre plots)

Vari 9 t y or cross Clnumber

Ilhrmin 11502 70 2 7 20 80 83 60 54 0 8 185 349 1H41 x Minturki2 (Iviinn 2701) ----- 58 3 9 T 10 85 65 530 176Minarax Mbiliardi 8888 60 2 7 25 100 90 80 573- 167 366 2MiDhatdi x Mar~is (Minn 2699) 65 2 7 T 60 83 68 529 151n J5 Minturki ~~nn 2702~ 32 4 7 T 10 85 70 533 128

Do Minn 2700 ---~ 38 4 7 T 70 80 63 526 105Minturn 6155 23 3 7 T 100 82 65 531 101 316 5~lebred 10094 17 2 7 5 100 85 7Q 536 middot SO 345 4YOgo 8033 15 4 9 5 95 73 60 533 87 -353 3KJakopound 1442 5 3 7 35 95 77 67 517 66 308 6Karmant 6700 0 453 2

of aIry two v(lrieties 204 bushelsstandard error of ~diplusmnference between tIle mean yields

i ~ -

I-

St Pill Minn~sota--1

(TEree Q-acreplOIs) bull

Variety or crossRank

~ iit Micllardi 8888 38 thy 30 9 41 30SE 70 92 73 5S0 21~4 39bull5 2l~di

- 514g 53 June 1 10 41 50s 100 93 62 56~ 200 37~5 4I~ 11502 33 lIay 31 9 41 T 80 92 67 563 200 392 3Minturld 6155 32 June 1 10 41 10SR 95 90 65 566 179 39~6 1YQgo 8033 25 June 2 11 41 lOSE 80 88 68 566 175~ It Minturki2 (1finn 2701) 24 Atfay 31 9 42 T T 88 65 54-9 16-0Minhardi x Mar~uis (Minn 26y9) --~- 18 Yay 31 10 37 T T 95 77 571 135

- amp44 x Minturkl (Mimi 2702 8 Junamp 3 11 40 T 5 93 62 559 7-9Do (Minn 2700) 13 June 1 8 40 T 15 90 63 546 74_

13tandard ~r~or of a difference between the mean yields of any two varieties ~ 293 bushels

Table 1 _(Continued)

~----_~_--___

70 802 Z9~875 610 247 262 3S5 627 2-16 243 475 611 24665 604 21368

61 8 2~12 275 2

65 591 23170 609 232 280 1

-middot~middot----7-middot~7--f- -__---~--- _bull___-~ I middot

18 10 7014 ~41 831536 6514 397216lt43 6315 ~ 398515 flO middot1815 nmiddot 73

~ _~----------~------------------ ---------------__-

15middot131511 ~ 13middot 13 16

middot13

8033

--_0-

middot6155

115028388

f~~~iililittirld2 (IfJml 2702

j~~~~Ii~~~yen (~1~ 2700)I Do (LUlJIl 2701)lgomiddotmiddot ~ I~~nlkUd x iVInrquJs (cm1Il 2699)

~flint~k_~___ _

1~~lc1middotxdorroi of co difference bctw(el thOi~EK-TJYioTas-()CoY]TOv1rioti~s~ 3~Q8-b1Jsfte1s

I-CD

liiilbrd x llinhnrdi 8888 87 30 36 8 600 86 95 J

KfUirkofi Bmiddot12 G~l 20 37middot 15 580 A 92 5f J

Turkey 1571 82 20 36 15 570 82 - g~2 5Nabrod 10091 93 19 31 8 60 5 - 01 116 2

V15iritUrk5 6155 middotmiddotmiddotmiddotmiddot89 2b 37 15 570 78 97 3lv~tmpoundn 11502 80 17 37 8 5~0 70 135 1lCtlifmorit -_- - 6700 76 20 36 10 530 73 80 eN6Jjrcsko No 60 6250 ~5 19 36middot 15 5G0 60 70 9Yogo 3033 07 Hi 36 5 590 63 G7 7Belog1im 1513 70 19 36 15 575 5 71 10

~__--- ~__ - __ _ ___middot-~ _I

-

- 19 -

- KclXoont 6700 83 6 11 3[J 60 382 362 7Montana Ho 36 5519 00 (3 11 38 60 382 363 6fogo 8033 80 10 10 37 58 379 360 8Ilhrmin 11502 83 5 12 38 60 367 35~9 9Nebred 10094 82 6 8 34 59 364 396 2

~ Khnrkof 1442 82 6 10 36 60 364 383 5Nebrasku Ho 60 6250 82 7 10 35 58 354 393 3lvlinard x Iviinhardi 8838 83 9 12 35 59 351 355 10

~Kcmred 5146 GO 7 11 30 58 348 389 4Cheyenne GOG5 02 7 10 35 60 345 lt109 1Minturki 6155 82 7 10 36 57 333 349 11

Standard error of 0 difference botw0cn tliC moCJ1 yiolds orony two variotios- 41r ousncls -

14126700

100025549

1-1599OG05

-10094003669350

(uuu

61550033

11502

KhcrkofKuroontRolieflJOntnnrl 36Ridit x UtrJh KolUed 540lt10ChoyormoNobrodBhroka x MinhlrdiN0w6urkMinard x 1iil1hUdiMinturkiYogolIbrrnin

BozoooIl ~iont_Ql1a(Throo 156-acro p-lots seodod Sop-tomber IG~ omorgod Septombor 26 1940)

----- IL

-i ~iT(r2ge -t Yiold I

1 V~Xie~ or cross ~nUlUber_-L_~]i_e~_-1Y-()E~9~~~~iJidl9~Bushels ushols 1

397 494 2 i387 494 2 i305 i300 452 10371366 530 1357 4931315 453 9313 161 6329middot middot157 [)315 164 5308 lt159 7303 10lt1 11 I

Standord erroof D difforenco bjtW0021 the oec1 yields of ro1Y tvlO v~riotio~middot395middotbuShols~ __ 1

l~ ---------~

- 20

Table l-(Continued)

936

108

282286

285302290

11040~239038938738~6

384382381381381

6261616063606063616162

1940)

62540

650206577~542560045032sect300

1139384039

- 404038403738

2223232122222423222322

18222220202223222221~1

Novrttirk 6p35Yogo 8033Kanred x Minhardi 111726yenewturk x Kl~re~elog1ina 1667 12~07l1ontnna 36-Beloghna 1667 x Kanred 1~108Minturki 6155Turkey x Kunred 111725

IMinard x liiinfurdi aB88 Yogo x Oro t selection5~---Kaxmont 6700

Turkey ~558~ed-(Bclog1i~-Buffuri5545)-Knxmontl x

(MinQordi_Knrmont_Mirilmrdi) 1]744 21 22 41 30 SO 379EUreka x MilUkltrdi 8036 21 22 40 800 62 376 288 7

Khnrkol ~442 20 22 39 125 62 374 277 11IMinturki x Beloglinamp-Buff1J-lll 1~66122 23 40 105 61 373 293 5I Nebred lQ094middot 19 21 38 450 62 368 263 12Marmin 1150219 22 middot10 700 62 329 2~6 13 i

I Staruiard error middotOf a aipoundpounderenceDetVfe~n-thc uleltu1 yiofosmiddotoCbny two vCrieHes _ I tHbUsnols--- i

ampvro middotjfo~t~1](Three l50-oorq plots speded Sop-tenber 23 emerged October lt1 lSl40)

VOXioty--cros -r~r 1loi~~yen~Jb-tr ~EI-s1l~~r ~ilmiddot1--- --------- _ L__ runeYciY -(r~)--L-(rbs u)----rsu-~

lKarmont 6700 7 11 27 616 i58 202 3 IMilJhrdi x Minturl9 8034 8 1428 610 258 193 7Kanred 5116 6 14 26 616 256 205 l I

Novtburk 6935 6 14middot 27 614 256 205 1 IMontonn No 36 5549 7 1428 612 253 197 6 I

Kbnrkof H12 7 H27 610 250 200 4 IYoga 8033 9 14 2~ 604 247 199 5

lviinhardi j lkinturki 8215 7 15 27 602 247 176 12IvanturJcent 6155 e 14 30 601 214 134 3 iTurkey x WunessQ 8028 G 14 26 GO6 241 IG9 13lannrd x Vd~rdi 0003 0 14 28 Gl0 225 170 10Minard x iiilhardi 3839 9 15 20 GOO 225 17G 10Nebrod 10094 ~ 11 26 810 214 180 9IMnrmin 11502 9 11 29 606 lCl 151 middot1lt1

I Standard error oj D difference bctvlGen the melt1L1 yields of any twou

v2-rietics- 130 bushel

~

STtumAw ERRoRS

- StllIldai-d errors have been9alculalied for yields whor poiislblo The accuracy of these~ t

erors mar beopontoqct9stion3incethO p]ots were notalCioIllized et all of the stations Ranshy

dom arrcmgoments were used at the Toxasand Minnosota stations Statisticians do nolll agree as to

whether or not a generalized-error obtained from nonrandomized plots is of any use From the -

agronomic standpo~nt it is felt that the~tl1tistic i~ of use although it is ro~iz~qtpat tbe

valUe IIIEliY notb~entirelY~6rject Just how far wrong it mew be~s not known

The anaJysis of vori~e wns used for tho 1940 yield data at each station Total var-

onco wns obtaired and from this WO$ subtracted the vJlXionce duo to varieties uno duo to raplie8

tio~ the remcentnder considered as due to error To obtain tho stOlldord crror of tho moantho

sguaro root of the meon sqBamp0 due to error or the standard deviation WaS dividtld by the

sqUarc reot 6f the number ofmiddotroplicntions for oachVnriety Thestnndard error of 0 difference

w~sobbainedbymultiplYitig~hestaldorderror of a moon byV2 1

The sttinaJrd error of an I1vorcgo Qf ovcrcgeswas dctorm~ncd by tho form~o

wh~ro a b kac --n ~emiddotthe soparotc$tDYJcl~darloors and N =tho number of scphratGav~rages

Thostlmdnrdetror iIi bushels mcw be exp~essod in per~ent by dividing the stf)ndnrdo~r9r by tho

meon yield and multiplying by lO()~ Tho SUIlL1ory of these stondo-ild errors is shown in table 2

together with tho number of plots and ovorGgc yields at each station

l

~

~

t

l ~ ~_

3middot4

41middot

229 1S-3 232 132 5684 ~39i 5~53 3~92 277 817 ~

I t3 2483 187 153 108 4~354 $159 2~5 153 108 3~423 3525 225 184 130 369 t

I4 1395 ~89 275 middot194 1391

5 ~O32 2~88 i82gt 129 6354 lS98 266 188 133 951

I 3 ~lA5 250 204 144 1258

3 ~5n 359 293 207 13173 2485 378 308 218 877

2 ---_ ---- ---IJ

3 ~609 8~1ltb -119 296 820 ~

IE~27

3 4bull84 39gt 279 middot7911

- 807 205 1041 102 a~middot683 2399 159 130 092 383middot - -

Table 2 - Humber of plots elerge yi~ld c41dmiddot gttmdtmiddotrd errors for the plot test at caeL coop-erating station 1941 i I

I l

~oxns Denton

Chillicothe Bushlandmiddotmiddot

OklDJlOmbLmrton

WoodVIard~ K-ms~s

i-ltJL1l1Dt t ani R1Ys Colby

lt middotColorado- Akron

NebraskaLincoln

North FIr-tteMinnesota

WtsecaSt PaulGrclld RapidS

North DGkotnDickinson

1yomingSheridm

MontoxaBozemanMoccosinHavre

t-

The yields of the uniform as ve11 as other varieties grm-m in cooperative experiments

have boen summarized for the different districts and states Vlhore possible average yields fo~

the last years (1939-041) ore also givbn

Districts

SUllll1Drie6 of the yield cwta forthe uniform v3Xioties grm-m in 1941 ond the 1939-41 aveshy

rages vThere available arc presented i~ toblcs 3 to 8

In the southern district in 1941 yields VIore reported from fivest~tions vn10re ton vari~

ctics 7ere grolm uniformly The dta arc presented in table 3 There the vorioties arc listod

in order of average yield ~KarJOlo x CCllLnrq (cr 11956) in tho uniform plots for the first

time ranked first YJith on average yield of 273 bushels per acre Pmmee rruuwd second and

COll1Ql1Che third Chiefkan had an averpge 7 bushels less thJn the leading v~riety Kcu1red

Klnrkofcu1d Blccld1ull rere at the botton of tho list

_23 -

078

4~97

132

568

1~80109

917

of 2 00Dl1bull oIIt

Stondrc1middot prror

StU1d1rdprror of 0 Doar

Toble 3 _ SUOJ1Llry of overogoy~el~ of tho uniforJl lirtox ~J10t vdobi~s gtQJn iyenl~p1(rt~~sts d 5 stdi02S hi tlO southori clistr-i~t 1941

j --~middotmiddot----------iif---middot~middotmiddotmiddotmiddot 7W+g~ro[Cfr--fnbusroi~~t ocr

1e ot i ~I_-~--II

1lXioty or co~s C I tliITli ~i d bull bull Avorago

I~lili1bormiddot Denton I cotho_ Busll~c4J La1iron- IVoodvffixd _--_____ i

K~iVolO x TOIlnIq 11956 86 172 397 4~H2 42middot~l) 273 ilmmoo 11669$9 13~236~8_ ~6-342~ 7 25~2 IComnehe 11673 110 101 333 ~16 388 250TOIlIlUro 6936 74 165 299 267 3-88 239KDNDloB)80 48 74 303middot 287388 220Chidkon 11754 52 129 32bull5 205 302 203Jlhrly Bbckbilllmiddot~middot8856 66middot 1O~8 IS~7- middotmiddot242284 17 9

lKmrod 5146 48 57 268 219 249 16-bull8~1O-rkof 1442 29 77 245 199 241 158_Bl_1C_kl~ulh- middot 6251 54- 100 19=1--~~15 bull~1~_----29~bullO__ 157

bull of bull

(bushols) 114

(p~cont)~middot 199~middot~ --

In orelor to SO7 tIle _b ellevi or ~f the vriotios for C SOtlOTJtJt longerporiod f the overCge

Palm-ee 1Ccl tho

~~o varioties are listod in order

~ yiolds for 1939-41 ~e sULlrnrized for 9 v~riotios ir- toble 4

of the roiC11tccl ovcr~~g()yield bosodon tlie rsuHs of 18 sktioryo~t tests

highest over~ge follOTed by Cononche CHCfr[lll ond IenrJLrq EJlcorkQt Co-1dmiddot Ifru~edInd the lotost

overage yiolcls The oiler ofmiddottilO lec-cling Y~~rictiGS is tle sene -os for the 1938-40 ovoroge e~

copt thd Tenrrorq m91l lQl$S lJigh0rthik~Blockhul1~

tests at 7 stu-Toble 4 - Su-rnory of over-ge yi~icls of 9 winter wheot viUieties gtown in plottiOllS in the southern~district for all or 0 -flart of the period 1939-41 =r SEelspmiddotr nciE --I

Vnrioty CImiddot ood Weightednumber Law on vrrd nv~~_ __ ---~----=~_--l

NulI1Poi ofyc0Xs grown 3 3 3 2 3 2 2 PnwIioo - 11669 middot205 190 - 1S-8 244 360 175 396 248Comrincho bull 11673 231 - 177 169 26-7 327 183 387 2t4Chicfkun middot11754 middot213 -172 bull 170 214 315 170 367 228TOI1JllQrq 6936 193 199 150 245 304 167 337 224

Blocklull 6251 1S-5 180 132 183 292 176 389 215Krwivcle 8180 174 152 155 234 296 305 21-03Ebrly Blockhull 8856 19-8 i81 136 206 286 192 294 210

J Klmrkof 1middotl42 148 150 135 200 27middot1 16~0 344 196W Knnred 5146 middot172 158 142 220 273 151 186

I~

Formiddotthe cCl11rcldisttibt ampitivJere reported froD Sixstt1tionsmiddotin 1941 (tob165) ~ho

d1ta orcfoirlycbn-sistcntoxclt1gttinmiddottho Coso ofNorth Plotte~ Pbirio6 ruJked firstuith un aveshy

roge yield nc~rly 3 busholshigher tlk~ Coonncho valieh ranlod second Cbie~~~ r~ed third

Tenrnorq fourth ond Choyenne fifth Nebr6d Bkiclrllull nnd Khotkofvlore t tho bottQm Qpound the

listbull In ViCIl of th0 ambimt of wintorkilling ot sorie of thcsostbtions thohighoverJges or

Povffiac and Cornncho weve 0 surprise In toble 6 the avorgQmiddotyieldsfo~ Jdh6 lost three yo~rs

h

for nillltl voxictics grOVI11 at six sbti Jns ~e s~izcd~ lotIlCO rolccl firs~ ~ayipg on jdvontogo

in yield of 14 bushels over Conll16he~ In third IJIQCc TcS Chicpoundlm1 foli~ved by Tenmrq and

Choye~o Korlred and Kharkopound l1odthehciWest ~vcr~cgc yields fOr t20 periodbull

Ta)lomiddot5 ~ SUDI~117 of~voiogo Yiold~ of tho uniforp winter whoet varieties grovm inp10ttosts~t 6 stctions in thcoOl1trcl (jlistrict 1911

) ~

B-- - Avr~go-riTld hb~Sle_ltrDlrO JiT--E V~ioty ~ Cmiddot Imiddot ~North Jvergo

______ ~- middot_p~lb~1ihJJ11[~ttan HrlYl-lC)l~1LJ llkron Li_~~~E1Pl~tte __~_

PavlIleemiddotCOIDiJnClle ChiefkanTenmarqCheyenneNebredJ31ackhullKlmrkof

11669 314 42~7 410 15211673 ltl96 406 375 185

11754 263 35bull 0 367 1646936 239 350 386 1598885 281 2p4 342 12-9

10094 220 259 346 1186251 233 236 326 163

1442 187 249 331 120

-

2981521921511842007

15911~6

108

435

Standard error of amean (bushels)

middotStundoFdmiddot eriorofti mdbD (percent)i___~__ _---__--_-~ _

Table 6 Suttlcxy of avorcge yiclds of 9 wbter yheat varieties gra-min plot tests lt 6 stashy tions in the central district for all or r1 pert of tne poriod 1939-41

middotf + bull bull ___ _--~~-------~-f-m--

middot-V~riety CI li--~yerrg~1t~1middot~__~l~$l1el~

1______ nuober I$lbnhattan EnyUQolby l-11lk=middot~ran~~middotJ===L==-=--~==w~1Humb0r of ~rc~~rs grom 2 3 1 2 3 3

Pavincc 11669 318 246 410 110 251 129 225Comcncho ~ 11673 91 i44 375 135 186 145 21-1Chiofknn 11754 281 ltl27 367 131 200 161 211T~q - middot6936 26S 21~8 386 12 175 144 199ChoyeIL10- 8885 270 160 Y12 lO~7 202 190 197Nobred 1()j94 252 176 346 10~5 184 194 194Blockhull (3251 250 16~7 325 125 187 158 18-8KcUed 5146 228 16~6 352 108 172 185Khnrkof 1112 i 21Q IG1 33~1 9~3 151 169 172 i-- ---- --_ ___-__-

~~le Yields obiinedin the nciJftperil~istrict ia 1941 aXe prcschted in table 7~ Ihtn wer9 1- ~ -

i-qgtortod froq 7 sktIcii1s YTithfour v~-iriotiQlpeing grovm illliforuly For the average yiolas ofbull I- i- bull

ti~se sht i~S J iun-irdx lii111nrdi (d~i S8SSS 112a 0 Slight~dvLntigemiddotin yield fo11oel by Yogo

Ivhrr1in und iilinturki in the order I11Jledmiddot Excludimiddot~g the d~to from St Pul 2nd Gr~1d Rapids from

tlO aver middotgQs iunrd x 15illlnrdi (C ~I ~ 8888) rDi1ked first IDirkOfseCOl1d ai-id Yoga t~ira lviil

turki nd LVJcIIlL ~Dd thcloues~lt1vmges ~1 though tllO sprc~Jmiddot b0tv~Wen thomiddotmiddot highest Clil-d lOVlost Oye-

r~ge yields RS lossthl+twobUshelsOvwro3-yomiddotr period ~ot 6 sttions (t~b1e 8) Yog0 Cild ~ - ~

N~bred hcl the SDO ov~r-ge yi old cl9sely f oii6lOel by 1Jiii-~ra x UlinlltJrcli (C I 8888) mel Kl~-crkof -

-~

h

middotmiddot 25 (If

j Table 7bull SutJIDary of avercge yieJdp middotof 7 varieties of vtiilter heat grOJIiriplot tests amp~ 7

stntions in the northern district 1941 _ J

C1Gie ago yield inJ]iyencr exe a middotmiddotycrag-neIdVarictyorcross ci~ 1- St Grol1d 1orJ- oze- lVJOe- T-~ b sti11

-=- __ numocr hioscca p9u1 JEbpid~ dan IlDJl casin vrc tions tmns=J

Y1iIJrd x Minh1rdi 8888 167 214 24~6 35n 32~9 382 225 273 291KhJrkof 1442 gt66 ---- ---- 364 397 374 250 ~---- 29~OYogo 8033 87 175 242 379 308 40~ 247 263 285wmont 6700 Oi2 _- --~ 382 387 381 58 ---- 282Hobrod

10094 90 364 357 368 214 279-

Minturki 6155 101 179 2312 333 316 38~6 244 256 2761hrmin 11502 18~5 200 ~~- 367 30~3 32~~_181~~59 _2~_

~

StondJrd error of 9-moon (bushels) )44 207 218 296 279 102 092 O 7~ 091 St~ll1dDrd error of ~mcan (percont) 1258 1317 877 820 791 2 68 383 338 352

------11 Excluding St Pbul and GrciidR)pids

Table 8 _ SUrnrDu-y of CvorL1g~ yields of 7 wintor whcnt varictics~0vmii plot tests at 6 stashytions in the ortherr district for 011 or n part of the period 1939-41

ifoight-Cd~ bull bullbull lt

I - d ~r~~101s Pj-ClO 2t -VJXiety or crQssgt middotmiddotCbull hor-I Boz~ iIoecj )ve- I

= i 11Uniber vifasocn iclcn-L-L1DIl I sin Ehvr_o r~ 0____

llfumbor of ye2rs grOqn 3 2 3 3 3 3

IYogo

87 L1509 199 298 8033 353 360 311 iNebrod - 10094 345 116 396 493 263 180 298Hinard x Minhordimiddot 8888 366 905 355 457 290 178 292Klinrkof 1442 308 92 383 494 277 200 292Karmont 6700 80 362 494 282 202 284Minturki 6155 316 97 349 164 285 184 283lvllLmin 11502 349 135 359 404 246 154 275

States

In scvorol of the StG-tcsthero lore two or more coopdr-diing st2ti-Jl1sfrom vThich date Tere

rocoivod- in 1941 At sono of theso stations only the unifort1 voriotiosmiddotmiddotiere grcim Thilcct

9thors aMit ioriaJ varieties were included It has been the practice to sUlIlt1arizethe middotdiitiJ by

St-tes by averaging yields from all stations within a Stato In ]941 more thun onc stntion reshy

ported data in Tcms Okluhoma Innsas Nebraska Mim1Cs0ta arid Montonn and summariltls wero

~ mnde up for thoso

In TOlqs lmiddotyoriejie~middot tero grOim at the threo sktions (Ina tho averoge yields oxo shown

in table9 middotKrlIN~O ~T9nparq(CI11956) lvbrlin x Torunlt1Xq3(CI 11805) Fameo 2LJd COIJQl1o

che hld the highest oVeroge yields For tho yo_Xs 1939-41 includh1g9 siction-yoors Pan1eo

Comanche me l~rt~l x ~cnr1IJrq3 (cr 11805) rll1kod the highest

Tw stptions rcportQd datg bOk1~10Ila in i941 (table iO)~middotKmmiddotIvnlox-middotTonriarq(Cl 11956

raJlked first COIp1chosQcond pndJawnce third Foral1or1i POxt of tho ~pcriod 1939-41 5 stu

tion_Y0Qrs Pamoe 1115 had the highest DVercgc yield follOlCd by CoCucho and Tenoarq

- 26 -

Tobia 9~ -l~vr~goYiold in ~ushdLs por ocrbof Tintor n~lot v~riCtioslt grOmil~ plot tests in OxS 111 1941 uld V101ghtod ovorgospoundor 1939-41

191194I9181185

16015 7172144166

---------~-------I-+----~-_---+_s---- I

-=--olt-c- u-----Ra--~middot-l I1middot I2 I5 I

I

I

218205190

181-179 169

- 14 bull6 )A2

124 120 middot117

115__----

11956 11805

11669 11673

6936)11754 12106

81805146

8856i 1442 gt

6251

ViriJtJ~ orcrcs s j lie1 I~--1----- -- ~ i-2luobvr

~~~~c~gt=~ Phvmoo

~ ~ 06nonchomiddot ~

6~~ 11middotI ~odIL-rd Fcdorot ibn x Tcrunrqmiddot~~o Jihr1~r Blaellthull

middot Kbarkotmiddotmiddot Blackhull

2i

6347

59middot~

1011

303314272280276

-254275249252248243

Table )0bull- veroge yi~ld in bushels per acre of wintcJ wheat vadeties grown in plot tests inOklaho~in 1941 DrJd middotvrcigltcCl uvcragos for 1939-41 I

1--------------- Imiddot J ~-)vcr CyiOIirTn--bu-Slh-Cl-S--------IVoh6tymiddot6i- cross j I c] 194~ 19~941

1----------__~__~ I numbor~ (2 stohdns) 5 stohon-yeJXs Bonk _

Kawvo10 x Tonmorq 11956 356Cornoncho U673 352

middot Pavmoc 11669 345~middot1VolC gt bullbull ~ 8j80middot t 338 ~centnmorq 6936 32$middotDhoyenno $B85 277]trly Blnckhul1 8856268 middotChiofkori H754 254

-Turkey 1558 24~OKanred 5146 234BIQCkhull 6251 221IChnrkof 1412 220

1 _

Doto wc~oroportbdcfmiddotr6mthroo shtions in Kll1s1sin 1941 (table 11) lith thirteon vori-

middototiosboinggrovl11uuiforI11y pavmoC~lod thohigl1ostovoroGo yi oldfo11owei by OOIlahcl1O and Ebrrshy

middotlyltBlookliuiimiddotxToiu1orci (CS~ 11952)Chiofko1rCrJkodfauxthoJdTeon1rq fifth For the 1939-41

poriod inc1uclllg 5 station-hcrs tl~o vrictios rQ21c in tho follovTbg ordorfor yiold Famoo

COrnW1C1l0 Oldefkol nndTcnImtq

In N0br~sl~ tuost~tions rcpo~tod amp~to mld ~t theso Ncbrod hod themiddot~igllCs~ uvorogo yio1d~

fanowed by hwod x Blackhlill (CI 1184-1) ondPQImoo middot(tabl0 12) COJ1ltJ-1cho tC1l11ltodlast duo te

wintorki11ingmd hessibiJfly dDago Cherenno soloctitm ChOyCn10 Povmee ~dmiddotNobrod had tho

highost longmiddottir1o ovcrigcs C

IVbrnin had tho highostrwOigd riold in IVIinllosota in 19lt1l(hole 13)~ MinlXd x iv1ilJi~di

(6I 8$88) o~cl H41Xi1int~t1cl2(f)Il41~Z701-)a1sbr8jllcd high Thrcoviiiotibs iAiliarQ x IIpoundrgtshy

middotlnrdJmiddotmiddot(CI 8883)- rc1niplusmnl 6nd IVlJntWki foJt) aDout equ61 foriicldfortho lastthroo Yo2rs

l

- 27 -

Table 11 Avqrqgeyielci~i~busho1~middotPQrocreof~linbex ~1heatnridtlestpOIinhiplot tests inKansas inI9~1[Jyl vrcighted avorgtgcs for ~~39~n

Vnriety orcro~s CCIhunber_J-gt

PawneeConanchohly BlnckhullChiepoundY-anTonocrqCheyenneEJrly BbckhlllOroNebredEDnredBlockhullKharkofTurkey

Table 12 4iv~rogc yi91o In bushels oor nere of VTil1t~r hed br~etiosgTovnl il~ plot tests inNebr~slm it 1941 ti1ld Vrcighted avcrrges for- 1939o41

Vortety or cross

NebredKanred t Blocld1UllPownee Cheyenne selectionCheyenneChiefkanTurkey selectionNebraska No 60BlackhullTenrnarqKharkotComanche

CInunbcr

10094llSmiddotH1166911666888511754

115776250625169361442

11673

20~1 200119~4192

180 172

168153135131130Ip

189

190 199

190 18i---~

175173190162IS6

4

3125

67

1098

3

21

-

Bank -~II

~---

~---

----

331

334 337

- (

211209193middot17317i1amp81$~8142

6155

8033---~

-----1150288~8

MJrminMinord x lViinhtrdL amp44 x Minturki2 (Minn21QlfIvrinhtrdi x lik1rquis(liiru2699)Niinturki H-44 x Minturki2 (Mil1l1~ 2702)Yoga bull ~

H-44 x Ivinturki2 (iAiill~ ~mo)

Table 13 Average yield ill bushels per acre of winter wheat varieties grovID in plot tests inMinnesota in 1941 and veighted avcrnges for 193941 r -jy~~ middotidld inbushels

VC1riotyo cross Clmiddot 1941 19 9 1I----------~-----_----c_~_1--number 3stoampJoi~~r (13 stationyenrs) I

In Montonoeight v~ieties vvbre grownunifCJrtlr at 3 stations 0$ shown in table 14 middotKLz-l l - -

mont Klk1rkof and Nqv1tirk r~ed highest in 19~1 liTlllleTClrturkYogo andfDrmol1thndt-he higlo

cst yiolds during thb~~e0period1939-41

1---

~middot28

Table 14 - ~ver~~ge yield in bushols per oo~~ of Tinter he-t vu-ieties grovm h plot tests ilIYTontQIllJ in 19~1 and reighted bvorages for 19394J

Voriutymiddot o~ middotcros-s---] cI~-~~i~~~QshgS-middot_middot_middotmiddot--~-middot-~--=l____ i numbor Lt3 st~2)rsLlt8 stob~ors) _middotR~E middot_i

K1rcont[ 6700 312 30bull5 3 lGwrkof i44~ 340 302 4 INewturk 6935 336 308 1 IYogo 80~3 319 3062 WLinturkimiddot 6155 315 292 middot5

IHebred 1009431~3 289 7-Minard x IvLinbardi 8888 312 290 6 II_~_r_mi _middot--- -+I_l_l_5_02_~- ___271 I 251 8___

1

II

$UJ44ARY OF A~ONOlinC nTA [

The agronomi ]ata other t~ ~ield have been sUIDIDarized for each distriatpoundor 1941 iii

tables 15 to 17 Ih~ach easo the CLlt~ qre overogcd for as lIQJly varieties and as many stations

as possible The numb or of stutionS ehtoring the Qvor1ge is shovm at tho tOlJ of each column

The dik for ~h~ southo~diSt~ictbull arepro~entod in~~~lo 1middot5bull The or~leadodconS~dei-nbly eJXlierthancin1940but the relhtive ot1liness of the wriotiesrerik1inod the SQille

]hdYBlackllullh~ridca t4e~~liest JUlr lov~e~and CotlUlchc wore ~yenJiormiddot tmn Tc~qChiefkon overoged~edo e2rlier t~mxf BlackhuIl RipOIi~g htes shoviodo narrower rCl)lgcioXid

in this case BlackSult ovcr2l$pd ono ddY emiddotmiddotrlier th-n Chiofkan For height KcwlV21e WOoS thetoU- ~ ~ - ~

ost and lavmeethoshortest Lodghl~ d1ta from tilO sbtions SL07 toot Chidlmn ond ~r1yBlcck

hull lodged the ]jJo~tvlhile CotlnJ1c1~9- 8nd BL1ckhull Tero ciso wenk It ymS generally obdervod

thlt tho St~amiddotl of- ~lBlackhull T~t~ rQS i~lined to be Teolt in 1941 Kowvale ~Tonlmrq (cr I

11956) Pmrnce K~tyenale and ConianClicilmd lOYT 6vCtDgd LllfeetioIlS of leo rust Test middoteighbs

VIere 10 in the district with FerlYB~ocldlUll hvil1g the highest aver(lge of 565 pOU11ds per bu- -

sho1 KavlVale x Tcnmaiq (Ct 11956) ranked second end Clliefkru1 third for ovcrage test Vleight

I Table 15 - Sutlllry of agrononic chtq other tInn yield lor vlintor varieties grown at cooperatiIlg

stations intho5Olthc2l1odistet 1941middot

iI

1llUDber of stations ~ 4 5 2

KoVlvole x Terunrqo 11956 I~ tl 13 37 35 gtPowl1ee 11669

~~ 19 13 36 30 5

Conlche 11673 May 7 13 37 5S aTouulq 6936 Xiby fO 15 39 50 23KavllTc~10 8180 bv 3 15 40 29 5Chiopoundkan 11754 ~y 10 15 39 66 58Jlhrly B1acld1ul1 8856 Aprij 29 8 37 65 65Konrad 5146 lv~~3 17 38 60 65IChoikof 14~12 IoJbiy +1 i8 36 52 68

Blackhull 6251 l~hy 11 M 39 5e 63-__ ____ ___w ___ bullbullbull __bullbullbull bullbull _ mR_ __ bull____bull-~--~ ______ ---- - 4____middotmiddot_middot_~ __ middot ___ _- __--

I gt-

5

56~0

54_6550 tmiddot547534559565

-520510853~9

i

- 29 I

TliO~ c0TJtfulmiddot distdct cl]ii ~0 avorCgecl for 8 vCri9ties Jcl aroptosortod hl tolo 16 bull I

Nobrcd old GlcyCI1ne hal tllOl1ighost avqroge wintor sUIvivaJs T~le two cotlicst varioties woro

Pameo old Comu1ce both ovoroging to cbys ec-rlier in loCJing the-- TOPDltirq klmrltof l0odod

the latest Fawnee ripenedtmiddotwo days earlier than Comanche aldfomiddotux days carlir thcul Tennarrl

For plant heig1t l~obred wns the shortest and C-dcf1f4IXl tilctallost Loaf rust infoctiol1 nvoroged

tho lowestmiddoton Pnwnce andCocamc1Jc nJlp the highost onliobred Culm cOU-lts slOVI Pavlloo cnd Noored

to Imvo hud tho thickost Dll Tonmorq tho thilmost stoncls at tvo stQtions ChiefYnn hod Gllo

highest avercge test vmight por bushel with lIebrod tclci~lg socond ond Pmrlee tird

~ -

Table 16 - SunrnnIJ of ogronoIJic dJta ot1er tra1yield for vhter rhrot varieties grovm at coshyapcr-ti1g stQt ionsintl1e celtrcl district 1941

Voriety rcor J(ampte-=r-t----7-LuOc----+-i vcrcmiddotgrmiddotto es I10igJtnunber survivrl E~do4l~_o I Hoipoundt rust_ r ~shol_1

--=------ Percot ~IJ[JY (IclldS)(porcert+=-~~=-umiddot (PouldS INuobor of skt ions 4 6 5 6 3 2 6 IPawnee 11669 69 23 June 24 31 24 260 580COIJm1che 11673 65 23 Juo 26 33 25 162 575Oliefkon 11754 66 25 JUlO 28 36 39 184 601

ITcnnarCJ 693665 25 JUlle 28 33 47 155 56 8~loyel~le 8885 84 27 JUll0 29 31 69 215 578Nebred 10094 92 26 Jule 28 29 75 251 58 3

IBlac~lull 6251 69 25 June 27 34 65 195 57 6Klmrlwf 1442 74 28 July 1 34 65 i72 565

In tho aortherndisttict seven varieties tnypo conp1ed for clmrQcters othor tJl(1il yield

(ToMe 17) olthough tho data Dxe sotevlhnt frogncntorJe MJXDin and Minard x MiwJXdi (Cl 8888)

had tho highest avertlg-o survivcQs Marnin heoded the earliest but vras l1ot ripe os oorly as sone

other vQrietios ilt four stations Nebred hOO sligltly the shorter straw Loopound rust averages

shcwed -no ltliff0rcncos for t10 vJrieties but pound01 stoo rust Yogoand Nebred hod tho lowest eweshy

rages liunord x Iunh1rdi (Cl bull 8888) had the highest avcrcge test weight per bushel with iL-gtr

Din and Nebred being fairly goo~bull

~able i7- Suru~Uy of agronooic c1ltlta other thanYio~d far vTintcruholt vcricties grovm ot ceshyopercting stotions in the northonl district in 1941

j

Y tmiddot ImiddotC IJXJO Y ormiddot crO-5S~ bull bullInmbor

=-J~T

Nurlbor of s t-t ioi1S 3 5 4 4 3 2 3 3

lvIinurd x ipoundil~mrc1i 8888 77 12 14 34 78 17 92 79 601Klmrkof 1442 57 11 13 35 25 585Yogo 8033 61 13 14 35 87 5 85 65 581IfurlJont 6700 53 - 35 - - 572Nobrod 10094 64 11 13 33 7 - 592

li~Minturki 6155 65 12 13 36 89 8 89 67 575Mornin 11502 78 10 14 36 74 44 90 67 593

I----

~-l

SU1EmRY OF PLOT DAXLii

The 1941 crop Vls subjected t)severe -rintorkilling L l~ebroskn ci1d yeninuesoto hession bull I

fly and 16efrust~~ in Nebroslm ~d KnnSos Clld both led qnd steD rust infection farther

southII

Ill Oklcll0t and Texqs tdomch Ll0isturc YJQS reqe~v9d QJ1d ot sor10 stations lJUVest VloS

difficulti

(

In the southltrn district Kawvale x TenmarqCI 11959) a new va~iety in plots ranked

first fOJ yield with Pamee and CoJlaJilche second acd ~hird xspcctivelyI -

The Blackhull wheats (Bla~lili~li EJrly BlackhUll end ChictkDn) lodged or broke over

badly in the south~~~aJst~ict-under ~heextreIieiyrot coJ)ditiohsc

In tho central distrJctQvrnlte~Gorinnche and Chiepoundlon ~md the highest averoge yields at

six stDtions- 11he~o 1faricyics mde tlese averages in spitc ofvlint~rl~ning in ~Tbbraslro caused

by th6ArDistice Diy itorm~

i

HdreDpither vCgtricty d~d ICll in 1941 duo to

The bmiddotluvior of PowilCe Cfld COlJllnche is fairlyconsistont ot all stations in tle soutlcrn

ondcQntrol rlistricts cxceptot lIorthiPlcgtttc +

win~erkil1ing lt1J-ll neither roucs higllhcthb longer tine ltlv-eruges foryieldI

In the ~Qrthem dist~ict Minatd x ~i~11rdi (CI 8888 ho(l thO highest overgeyic~d 0)

five shtionsKhorkof rnIiJced seconaiond Yog~ tMrclI

Tle tVTO ncvrly naned hcots Cononche olld Immce nucle good records Cooancle is being

increosccl ot Chillicotheolcltbe plcn i~ bo Clistribute it froD t~1~t station in 1942 Pownee is

bc~ng increased and purified d WJltmhoJtcn Q1dLincoln Nebrcslm IlnS clecided to iistribute the- - Imiddot

j

variety as soonos seed is avoiloble but 10 clcpoundin~te action las beetl tolton by IC-1o1Sos WhileI

neither is 0 perfec~ vorie~y it is f61t thot each is a step fottlord JTJCl eoc~J sloulcl clo well in

its-~pted 2Xeo

fn Mil1Ilcsoto the behavior of cOJtoin FM x Mi~turki2 ~trQins WltiS pleasing ~hese linter

vlhoots corry the Hope resistalce to loaf end sten rust

In the fall of 1940

tJHIFORM YIZLD NUESW _I

the uniform yieldti1UserY was seeded at the same 14etdions in tIle ( central and southern districts as in 1939 AtBushland th nurSG1J was seeded on both dry 8JJd

irrigated lanG4 Th0~ntirsQrYcoriisteaof 30vorietios cnd strcinsoach seeded in tlUee rod-rowbull 1-

plots IJIhe Il1llber of plots of each Ir~iety at a station varied from throe to five In tabIe 18 )

tiJC varieties mokirJg up tlle 1941 nursery together with StptQ r-Jld CI nunbcrs arc sho~m -

-------1IIIi

------~-----------

31 -

Tlt)biols -Vori~tios of Tintor lhoct grmm in tho uniform yioldpus9ry1941

~ -~t~r-~~~_~_- --t~~Lstt1~omiddot orhybrid nunbor

I Khnrkof 1442 -------Blf3cidiu116251 -------Erly Bhckhull middot8856 -------Nebred 10094 Nobr~ l~o 1063

IComncllO 11673 KD11S lTo 2729Kanred x Blackhull 11844 Nebr No 1098Pnvmee Ii-S69 Nebr No 1086Hope x Cheyenne 11969 Nobr sel No 363339Kawvale x TOIlllkIQ 11950 Kans 1102726bly Blackhull i TennUq 11952 KanSi No 2739Konrcd-Ihrd Fodoratiop x Minlmrdi-Mipturki 11970 Alltrop No 130Fort Collins selectiop 11971 E G 1143Cheyenne x TentllDIq 11972 Kons Ho 2748Cheyenne x Terunarq 11973 KUns lTo 2751Kawvnle x TenLnrg 11956 Dentop DTo 35-34-117iYhrtin x Tonmarq3 11823 D0nton~0-50-3~128Kanrcci-Hnrd Fedoration x TOl~q 11974 Dopton No 37-34-54Konrod xH~po-K~rd Fodoration 11975 Akrop Bo 533Konrod x Hopo 11976 Akron No 850Compound Cross 11977 A1Uon No 874 Choyonne x Thrly Blockhull 11999 vVoodv-rard No 1126CpoyorJj10 x Ebrly B1ackr-ull 12000Woodtmrd l~o 1127 1

Blackhull Xcrloyorrq 12101 H G No 40-102 IBlocldiull Tcnmrq 12102 H C No 40-115Choyonno x TomlDJ-q 12103 ll1s10 2749Choyonno x Tcl1Darq 1210~ ~ons No 2750 I

Knwval0 x Tonpcrq 11992 iobr No 1114 IHope x lJurkoy 1069 11964 Nobr sol tIo 363401 _I

KonrodHardFodqration 25007 x TorJDltUq 12)06 Donton sol No 25-34-44 IEinrcid-lbid FoderatiJn 142 c ToImUo )2105 Donton sol No 3334-303 I

----- ---

A cODpL-rison of tho 1941 list wit~1 tlrt of 1940 will S1011 onuobor of changos in tho nur

sor T011 strai~1s which SO~~JDod to bo 1ocldng ii1 ogronooic volue ond which roro not 110aded for

ecological studios IOrO roplocodby norror soloctims As S0011 as a strin is shown to bo 10ckirot

in somo tDIiortont chI[1tr it is omittod frootho nursery qlthoughit still my bocontinuod

at individual stotims Tho strais mvLg tho bost porfoJlOllco il1tho nursoryaroadvQncod to

plot triols 1m attOLlpt is also mdo to avoid too llJ1y dU1Jlicc-t ions botvroon plot ond nursery

tosts

DATA OBTAINED

In tiibl0 19 oro prosontod tho dta fron tho 13 nUTsorios No d~to Joro roportod from

Stilhntor bGcous~ of dipoundfo~ontial stQl1ds duo to sood trotnont tQLld from North Platto duet-o

wintorkillil~g FbI 0~Ci1 station tho variotios oro list~a ~11 o~c~orof tllo 1911 yiolds anClO1ly

the Ct poundlUii~ois nro given ~or id~l1tificationbull ~vor~go yiolcsru1d rOJll~sfor thoZ-yoar poriod

1940-41 arc givon TI1orevo~possiblo~ Pata othor tl~)yio1~ aro includcdvn10ncl]jroctors conshy

cornoclsoooocl to be rol~tod t) yiold or vrhon tho dDta shorrod lifforoncosboliovodto bo of inshy

torost

At DOlton tho nurso~y yiolds ~Toro sonovrbct bottor tl11l1 -th)sO obtoinod from tho plots

_________________________________--L ~_~ _ ___~

32

The highest yielding 1ori6tiGs~middotcrcCI 11952 C()nnnche CI 12104 und 11956bull Foro bull 1 bull bull ~

the 2-yeor period 1949i41 centu~ nupbq~sl~$Q2~ 11956 ruld Pomlee hoiro rod the highest ov~~Ctgc ~ bull ~ -i-middot~middot bull(~

yields KlDrkof llL1d the ioWs~~r~~eylq1dfor -Chis some ]criod~

The stroITQ-S reth~rtlmiddot~t~picothe rmd before h2XVcst considerblo loelgingo~ - - bull - ~gt~)j bull - 1

curred in most of the V~idtioSmiddot middotAfltf70fbe stiffer stXouorl stroins nercQo~lChq GI~ ~lm

bors 12102 11964 ond K~k~f lh16 B1ockhullmiddot ond l1rly$itCl9lJl11 s~J~ieel tlicC)~e~t str6~~ bullbull ~ i bull bull ~ bull bull -

Consiclercble rust cl079loP9d Jsppqiql]Jyon ~usceptibL vorieties while CI~ Iros lH~64 11969 ~ ~- tmiddotmiddot-~middot~middotmiddot 11 ~ i-

and 11956 showed some resistmce to bdth lealbnd ster1 rust ~ Septoria irifection~m~hOOliy on

all vorietmiddotio~ eicampPt(iIlti li9S6~~esJtv~i~h~vmre 10Wr~ging from ~6~6 to 8~pounds per

bushel

- 6Zbus~lCls per ~r9Jii~hPtivirc991~

- - I

nunbors 11976 Qildli97idt tll~bo1tOtiJ- - - ~ -

nui1bcrsl199Z rrl 12104 2t tho top of~16 list G-l1c1 qfr~

For the Z-yell joriodthroQ15t piuf3 aic tiod for~i~$tbull bull d _ bullbullbull

p1oce in yield noDelyPlt-~momiddoto CotibtJpl~omiddot and CI11973 Duri tins ~iirio peri6dNebrqclKlm~ t r bull

-

I bull bull

TIe highest yiolcli~lgVorioti6~yc~cIIi

kof md CI 11977 middothil1t10i~6ii~centrg6lt7ioldsbull l_-~_ ~- )~ f ~ i lt-

In the irrig2ilQcluursery tlt E3u$l~l1ii~lt os llOig2ts ranged frOD55~Ot o6i5middotJ1oUI1Jspdi~u - i bull ~ ~ bull

shel ad t10 yields fr6h40~4t~ai~2bu~~dlspcr acre - -

PovJnee C I llU9b0rs yl972 oclmiddot I199sthi1o]brly l3Lockhull C1ld CI 11975 ~qrd low tJ~~1940

and 1941 Yieicl~middotbyen9middoti~1middot~6r~ i~bl1tit ithe $e t~oe voriqtJ8stli1~ poundotedfi~~t ~n~[~4~middotmiddotVlCr(3

blso ~igl poundor t~e 2-yClt1Z averoge

The drJr land ~~s~y atl3~~~ffCL gave yields only ~Jig~ttY 1ower than those in the irri_

g~t~d nUse~r~l this estconsid9~JlJble)oafrustd~Vieioped onsvsCOl)~ib1eva~JOti6smiddotpound1Jlclthe [

~st vmights vmr9 $QIlow1W-t 10vwrthaniiIl tho i~rigatee1 nurs9I lheTbiot ies hoving the highest I

yields wereG~I nuppors 1Z105 1199Z~ DIld PO-Jllee while CJ~ 11915 ~6b~od~ QLld CI 11971 1ero ~ -- - l lt - bull bull

low GI 11l50 Pa010e and Cltl~6 11lJvo the highest ~yc(~ro~prgc intliis d-ry lGnd~

sory test ~ -

lt

StroxT IlQS Ullusually tall rt WQ~ehlTrd Vlit~l hoig~1tS Jol1gil~froo45 to 53 inchos i1d CIS

IJight be expectod COllsidercb10 lodgihg qccuJted botore lZVest SODe of the stronger sbroTodimiddotmiddot middotmiddotmiddot middotmiddot

strainsrere CInunbqrs 11977 1197~ oncl 121OZ ~e$t weights lTerp fqirly good illriost cosesbull bull bull bull 1- e _ bull

01tlOUg~l one vr~rict~IW0 woigIlt of~6 pouncls per bus1el Two vorietics c I ilunbors 11952 C-l-w

11972ri91dec1mprethml 50 buslels pprlcre~ CJl(l 11 vc1rietiesmiddot gt(1 yiOld bot7oen 4OQJ1i 50biishy

shell por nerebull Bo~ed~l1 tho2-YO~t-~crge the J1igllostfi~ldingvoHoticsmiddot lC~~ CI ilW1borsmiddot-bull

11972 ~1952 0ld l19 wljilo NCQre~ CI 11969~ oJ1clCI~ i1977IXtd6thepoorest yidld ~ecordbull

At MDcl1Qttcm LQclgi1l~ ilOSrqpo~ed for 0)1 v~rietiQsLiltj~ough CI Ili~f1bcirs il974 11971 bull i - -_ ~- i

mcl 11977 stooel up t~le best ~c1f Jrust rcoclii1gs llOrO foitlyl1ig+1 i~l nost coses DJ+etcol~idcr6blo

S~9Ll 1llst ~~eve~qped bull 91ointoxburomiddot]Qs f[lj7~y g90~ 0c1 test neights~ lith on Oxc9t~~ir~god

-33 ~

froD 55 to 616 p01X1lS pOI bushel Tho ~ighost yioldiucvGriety CI 11950 gave 413 bu~hels

per acre while thelore5t yield vlUs168 bllshels1er acry( Additional vpxieties giving-tho

bet~bcr yields were C~I12l-9amp CI1l956 qnd Pavmeebullfor the 2yoar period cl 11950ronked (

iirst Pawnee second OJidCT 11952 thiro This last ThUled variety is exbroiaely early [~d is

boing considei-oel as a p05siblo subst i tuto f01 Ehrly 1lockhull Strnins such as Khoi-kOf BlocY_

hull and Nobrodhave boen q1dto low in yiold tho lcst two y~rs

Wint erki11ing occurred at ibys with SOLle VJriotios having survivals as 10VI as 63 p()rcont

11I

while others CltlJ1e through the winter with porfect sta-cls StrQJmiddot vms fairly tdl and dorisidoroblloaf rustdevclopod Ol~ all suSccptiblevariotios~Thoyielcl rcmiddotngod from 525 to 196 bushols

per ncro lLnking tit the top of tho list Jero CI numbors 11~5Q1l974 ond11972 d~lilo Jt thlt

bottm 1I~rcNebrod ond ]hrly Blackhull in tlds cso a lctcQnrl onoxbroDoly oarly variety In

genoral the lS4L yields nro in lile ulth ullO 2yoar wcrBe

No w1wberkilling was reporiedfrom Akron but the dry wecthor previous to harvest causedmiddot

straw to be short test VTeightslight and yields low The lighost yields 7ero reportod for C

I numbors 12105 l2l06aca 11952 No 2-yoar avoragos are sholm for this station sLlcO tho

1940 crop v~s a fai~c

At Fort CollL1s grmrlJh VJaS hoavy as l+sua1 the strm1 las tull undbeforb bargest all va

riotiesIere lodgod completely Yields ranged from 69 bull3 to 449 bushels per acre The throe

highest yielding strains Lll 1941 Tore CI numbers 11974 11970 3nd Comnnche For the 2-)roar

period CI 11974 raDkod first folloITed by Crnumbers 1~950i 11970 c-uiQ Conmche

Test Teights at Hesporus ranged froll 60 to 64 pounds por bushel aJd tho yields from 648

to 349 bushels per oore The Mghost yielding vorieiies lere Blackhull cr 11971 Nebred

and COLlCXlcllo 011 oflhich gavo moro tIm 50 bushols lJor ocre ~nscd on a Z-yodr averagef

Comanche had telO ~ighost averoge yiold poundol1Oled by Blockhull CI 11972 old C~r1l974 The

agreenent betllOen tho 2ye8r nvelngo o1d the 1941 yields is lotsO goocl at tllisstation

Winterki11ing was very severe at Ames but the rellJtionship between survival and yield is

not very close For example cr 11969 lith a wnter survival of 86 percent yielded close to

the bottom while Cl 12101 with a survival of 26percent rmuod secOnd for yiGid so it is

apparent that other htizard~YiOre prE)sent Test vrOig1lts whore obtained rangod from 543 to 590

pcn~nds per bushel The highest yieiding v~~rieties v[ore Nc)redC 14101 bnd KJ-1rkof The six

lowest yiolding strains gave lessthnn 10 bushels IJer acre~FOr~ tho ~yo6r poriod 194041 CI

1197f has hd tho h~ghest avorage yidld follmmd by Nebred Pa~moe end CI 1195Z

AtL~ncoln t110 November freoze causQd consid~rablewintorkUliilgand therelationsllip

botlTeen middotlintor surVival anltlyield iis fairly goodbull incre~re 5omo exceptions in tInt Nelired

Cl 11971 elld Kll2rkof rith good survivals ru1k6cl rolctively lQYI iny-ield This 1DsproboblY

~

ctlusod b~r 0 combiIl)ti0l or Joopound rUst lnfotion~ hossion fly ~1lngo ~d tho h~ ~ough~bull All

varieties except Pamee Carrieda foiply heavy lecpound rusb infect ion and testvreights were ratherbull bull bull ~ ~I ~lt 1

low langing from 44~O to 592 pounds ]jar pushel~ wo varietJ~sC bullI~ numbers1JS50 rnrl11952

~yields abOv~ 30 bushels -oermiddot acreTlhilo f~mvnietiosCInumboIsmiddot1975 J205 ~ii~77 - i

~bndi1976~yi~ldcd 10sstl1Q1l10 bJShotsporO-ltFo TIloS 10lYiolds T10rC accotap~io(fbY~xhrlJolY

low wintor suwivals Based on tho 2+ycQJavorago JihrJy BJacklmll hndtho nigh9stnverogoI - bull bull bullbull bull bull bull

inciinodto bo vL1tCrtoiiidor~

middot yiold fonowed by CI~tJUIilb0tS1l950~ 11956 t lmd Pamoo~ All ()f thQsostroins are early andI

COllsidcrrblo 1i11torkillingmiddot VJUSrcport 00 from AJliancbut tho dnto arc not too consistont

lith vih is knownofthdhnrdii1ossof tho dipoundforont vc~iotios For 0~10 GI11964 l~d ai

survivnlof l00porcontcomparod bo 8~ -percont for a1lJltof It is YT)1 Mllbtf1l1 if this xol~

tionshipis correct Grail1 quQlityvtLS poundcidygood JlJdyiolclsxogcd fro 0 21bull3 to 84 busholsj gt - ~ gt bull bull bull bull ~ bull bullbull bull

poraCroCl Dunbers 12102 121OJ~i[u1dKl11rkofampvctho highest polds in 1941 andCl l11Woo

middot bors 11975 11956 D-ld 11977govo thoi 10I10stones ior tflC lJ~r p oriod CI 11972 rc-Jko~

fiist for yielii K11rkofsecond CO~1Cho t1ird and Jqn_ecf(gtUxth

~obl0 1~ - Agro1ooic Q1d other dcto for uniforo willtor uhot varictics BiomiddotJ11 in rcplicQt6c1middot j

nursor-plotsincooporotivecxporioqnps at12 stti6ns in t10 hprd r9d ~yintor vlheot lnroa iJ~ 1941 and nvor-ge yiqldsfor 193g41

bull

Imiddot

14

23

7

611

middotmiddot15 i

91011 ~

13

245215

23322120125223~5

203

VS 36 580 196VS 34 q5~O 181V$ 35 560 17~91532 560169

S 31 545 167VS 37550 166VS35 588 165VS 35 540 165VS 33 560 164VS 34 635lt 161VS 36 50~0 155VS 35middot 5~5 151VS 33 560 154vS ~31 565 150VS M 54~0 149VS 31 510 146VS 31 510 1lt11

VS 3~ 560 141VS 34 5SW 13~9vS 35 560 136VS 35 51~5 13~5VS ~2 560 121VB 33 56 0 middot119VS 32 56~O 115 213 12VB 32 50 3 J1o3 lQ3 17 VS 3lt1 9~O li1 212 i$ XS

Smiddot12 470 9 7 l~ 6 16 I

v 31 500 74 19 19 VVSS 32 170 73 182 18_

34 166 67 130 20)DOCli yic1CIio~ Oiiy lio-middotinrieties IS7 ousl1cIs--

Denton TeJmS(OW 1 ) our p pus

Ptv 0CI

number

11952 April32 1fny26 601511673 April 30 middot1~by31~ bull 15 2012iQ4 ~pr~l 39 June l 15 151l956loiloy 5 tUne1middotmiddot 5 15

11669- )by 2middot JUl1C 1 13 1512105 April 29 lvhy 30 4 28

12000 prp24~26 60 ~311992 April 30 ~ 3q 10 23i2103 tllili)T 2 JulQ2 10 a5li974 ~pril 29 JUlio 1 13 4511823 by 6 June 2 10 1812106 ifby 1 June 1 5 28

11972 Ithy 1 June 1 18 20li961 YJ6y 2 JUJo l T ~ 011019

0 97~t~pril 81bY middot3135 5

May 6 Juno 2 73 13 11950 Yoy2 JIJll0 ~ middot3 25 A856 -t-oiil 22 ~vftw 2~ 58 811969 ~By 5 lIDY 30 0 011899 by 4 middotJun02 18 35 118middot1L ~Jay 2 JULJO 2 56~5

12101 ~v1Y 1J~)q~ i 58 0812102 ~IJccy 2 Junol 53 Igt

6251 ~4V6 Juio ~ p5 18JlSn uJpiy 2 ri Jii-1Q 118 5511876 poundtiV 3 Juricl 63 2011870 thy 1middot middotJUno 1 65 83

11977 1441 6 Juno 3 80 3511971 ubv- 2 JUll0 2 73 36I 1442 ~ Juno lt1 55 40

monaiirucrrar ofa Clifferonce botloOD tho

- - bullbull~_c- 0_ -bull ~-

TO-ble 19 - (Co1tinued)

ChilliCQt)l~middotTe~s--rFoux plots----

- to

1

I

-r- -_~_ ~~ Leat-IL~pging r-w~e )j ~vo~o-Yr-- -- C~I bull~ Dah iHQigh~rust I eld 1940-41 BarJltn1lIlb er headeC-Lmiddotmiddot i

Percent PcrcClt Mels Bushelsr- ------ CInches39~- 11669 Maiv 7 ~ 30 241 213 1

11992 May 6 39 20 10 231 12104 May 2 40 20 15 2211673 IIuy 2 42 8 5 21Q 213 111973 IipoundW 2 38 25 15 214 213 111972 May 7 bull 41middot 25 20 211 2Q5 412103 May 7 41 20 10 20611956 ivJay 9 40 T- 10 193 17~8 912102 iicy 5 37 65 5 17411964 ihy 2 35~ a 5 17middot0 I11970 Ilioy 2 42 50 20 159 180 8 I11952 April 26middot 33 - 50 60 156 176 10 8856 April 2middot1 34 65 95 152 183 511950 ~i~ 2 39 ~ 75 152 151 1211823 LlJay 8 41 25 ]0 148 181 6 I

I11999 lbiY 6 34 65 90 147

112106 Ihy 5 38 20 75 1-1712105 llioy2 42 5 40 14511974 Lioy 2 10 20 30 140 162 11 I118M lib 6 37 50 60 136 181 6

I12000 April 25middot 33 65 95 136 I12101 ihy 6 38 65JJ 15 128 11969 lihy 8 38 ]1 25 120 142 13

I11975 iby 1 36 65 15 87 129 1511lt12 ~~ 11 40 65 5 90 111 19 I6251 bullJJy6 36 50 100 amp8 141 14 I

10091 Lhy8 37 75 10 78 middot102 20

I11977middot Boy 10 37 40 85 74 n3 1811976 rJoJr 7 37 65 60 amp4 1l7 1711971 lifoy 7 38 75 100 62 128 16 I

I

Standard error of 0- difference between the meO-n yieldsof any two varieties - 321 bushelsbull

11 Severe firing of leO-ves

t ~

~

r 3P~

rabl0 19 - (Continuod)

~

r-Tmiddot

913

13

71215

26-9239231

250236

29026~290

246214243

middot281

C I HQi~lltl I IIIJXlbo_r_L-==-~==--L---==C-~~r--+-o+l-------tltilt---~c-r+~==+-~gtlt===--~r-t~plusmn-r~~ROr=cn1~ct

~~ 1

lJ669 16 JUri~ 25 32 87 610 104 320 I II

11972 20 J~o 29 34 87 585 392 299 2i11956 21 Juno ltZS) 33 i 85 600 3S3 29~7 3 i

12103 20 Juno 30 35 88 600 383 i11882 18 Julo28 34 85 600 36111969 22 JunoZO 34 87 585 35~611823 20 Julybull136 82 550 34011973 16 June 27 32 86 600 34012104 18 June 273S 88 600 33811673 16 June 27 32 85 600 32511999 20 Julie 0 35middotmiddot 83 605 32512105 16 June 24 32 82 60032111950 17 June 27 33 84p80 31911964 17 June 25middot 28 86 610 31211976 18 June ~e 32 85570 30911977 20 June 29middot 35 77 570 3071210220 June ~ 34 86 600 30 711844 20 June 30 34 86595 middot2991442 24 July 1 36 86 59029811~52 12 June 22 32 87 615 29812101 21 June 30middot 33 85 600 28910094 21 July ~ 31 85 590 27911970 20 June 29 37 85 595 27411974 18 June 28 31 77 565 27212000 14 June 25 32 83 590 27212106 14 June 24 32 83 570 271

6251 20 June 30 3433 82 580363 213 1811971 20 June 29 81 575243 229 16

8856 10 June 2Lmiddotmiddot 32 80 580 ~ 7 1amp5 20 11975 16 June 28 33 80 565 212 211 19 i Imanaarcrerror of a differeJiii6~qiyroojn-1homQanyJo1dsof~~tw6-Yltii-+oti os - 3 ~Dushors----

I

~

ft

- 3$~

~able 19 - (Continued)

37~0 4

380 3

364 5

318 63~0 8middotmiddotmiddotmiddot314 12

341 7[327 9

325 10 J~

I3h4 middotmiddot12 3]5 n

~$~7 15

In1 17

29~4 14 ~

a74 16J

267 18

227 20237 1degJ

53509493491 479473-15244-7middot146433j27126middot12139939638$ 3943793793723563-123263r630~228~8

2712622Lh8Z4~7

6359~Z61616158~1606061i~6661605860585558506157564658605658

5334

3924

5051

294

5316fI8~i18

4045

2054tJ831393025Ii211129133155deg50

50495149494850

51SO50

4917

~I S1

564$ 16middotmiddot48lt53

48194948lt1617501545

15 14middotmiddot 12

1614

14gt 11 15

-131415

16 17 J510ismiddotmiddotmiddot13ltlEl13

~i~JP middott6middotmiddot17lt16 lt16-i5 ii

1$16

11 14

512

8109

11 Smiddot1014

1312

102

88

-129

14middotio

J2la

15 913 11

Alt

1514

1195211972121051210312104116691197412102121061199211956121011184411973

88561195011673119981196411823n87011871

625114-12

11975middot1197610094120001107711868

__n~_~2r l~~~j~~tlL6Igtilg Ib~ fgd]~Jvnyln6hcs) (EOrccnt) (ol1nds~-l-ri-~~u-shols) -----i

I

~ ltlO~l 2 i 405 1 i

standai-d error of a difference hetwe~n the mean yields of-any two varfetios - 19Zbushels---middot

~---~-------- --------~

Table IS - (Continuod)

- 3D -

Table 18 - (Continued)

276 7262 926-1 8

239 11243 1022-6 12215 13211 15215 13207 16182 -20205 17W6 18184 19

25 2) 43 5 52526 25 42 40 48527 25 42 60 47025 25 42 50 45224 25 43 5 44820 2Q 43 90 pound13bull726 25 middot14 25 t13~5-

23 21 41 50 13525 25 42 20 middot12~9

27 25 -11 5 middot2325 2lt1 39 10 U7

~ 26 26 42- 75 lt10322 2] 42 -50 38026 2$ 11 75 37625 2~ 43 50 37826

2~ t17 60 371

27 25 10 5 36325 25 44 80 36_025 ~ -13 5 31125 25 42 50 29~8

-26 25 45 80 297 28 2q -11 50 288

27 26 43 90 27526 26 39 60 26927 26 38 85 268

28 28 38 75 25729 28 -12 90 251

-ZS 26 12 80 24~1

27 26 39 80 21~1

10 IG 43 00 19(5

11950 1197411972121041199211952121031210611669119561196111999120001210111973li97011969121021210511673118411182311971119751197611977

14126251

1009lt1middot8856

----aJmiddotmiddotizcrogccr Survival D1e1r _ Rc)ight 1ecd rust cro

number Hoadcd Ii~1bullbullbullo L bull JLcld-----=-=--Lr-Fpcrc-6it 1f1y upo -h n--ch-os--Ircontj (BUSh91s)-J~~----I-

10090

100769391908396

10086

96100

98$8

10088806577

~ 8580

100 63

7677

10096

10098

Standard errorof a difference betw~en the mean yields o~ any twovaxieties - 536 bushels

41 _

Table 19 - (Continued)

Akron Colorado (Five plots)

12105 Way 26 23 545 lS212106 May 28 22 55~0 17111952 Wey27 21 565 14711972 Juno 3 19 57s 14711669 May 28 21 550 14111970 llfiav 29 23 500 139

88q6 May 26 22 560 13611971 lVlay 31 20 545 13511999 June 1 20 570middot 133118t1lf1 IYhy 31 22 565 13312103 Juno 2 20 560 13011S92 l~y 31 19 540 12612104 H~ 30 21 570 12510091 Juno 3 20 570 12512000 IVlay 2821 5middot15 12-4

6251 Juno 2 21 560 1l4n950 (ny 29 21 515 11Zl1S6l lihy 31 13 535 11212101 Juno 3 21 545 no11Sn Juno 2 21 535 10111823 Juno 3 20 540 S911875 lihy 27 IS 560 S112102 ltby 31 21 560 09

14-1 Juno 4 21 560 3911S60 Dune 3 13 550 C711S76 Juno 1 19 5middot10 G611673 ivhy 30 21 500 8511973 Juno 1 20 555 C2

I

11077 Juno 3 18 5middot~5 amp2

11956 Juno 3 10 =--i=5G5-r--~fiF--5=-3r__Stondord orroref Q difpoundororico betwoen bhomonn yioldsmiddotOf QIlJ two vC)riotios -Z09 0ushols

Seeded September 11 emergneSeptembor 17 1940)

I Height --jmiddotweight per=1~vCi~ampO9Cro-[1 C~Ic7llJ=lmib-=o=r----L --Datoh=o=ad=cd I ~ bushcl __-Z_~ __

(Inchos) bull (Pounds BusholS III

I

III

I

I

I

f

Table IS - (Continued

rorbCol~ins Colorodo1(Fjvoplots)

8

20

147

11181617

131012

85

1419

459503~

1734U415~

449

i

46-147547l4S9506459 433

- -- o---~-~- - - - ~--7-IA-V-QrccCtgc~Ocro-t Yield f

el no rDatQ-- - ~lield--1Avertlgc _1~lbii4~h~k=gt ~ush61s) ushels) 1

11(71 May 2D middotlD a GS3 567 1 Ii

llC70 llny 31 _ 52 O 640 523 311673 lvny 30 50 0583516 4 I12106 Iby 29 bull __ 51 a 570 111823 June 2 48 a 566 506 5li950 lviay 30 _ 49 a 560 54~ 2

- 12000 llilay 30 50 0 5601~105 May 28 j 53 0 5608$56 lvhy 27 52 7 557

11971 June 2 51 0556 12102 June 1 46 6 548 11973 lJby 31- 48 o 54311952 lvhy 29 49 18 537

-11975 lvby 30 48 0531iUi56 June 3 46 a 526i19n June 2 46 3 525~ii6S9 Fey 30- 48 deg 52111976 June 1 47 o 50611999 June 1 47 14 506il992 lJaiy 30 47 32 504

11811 June 2 48 18 lt199 12101 June 2 middot16 14 499 11-12 June lt1 48 32 182 6251 lvhy 31 48 1847411969 June 2 47 0middotmiddot lt17010middotj94 June 3 17 a 463

12103middot June 3 48 a 160 )1977 June 3 46 a 458

1196middot1 14ay 3C)middot 16 5 457 12101 iIay 30middot 19 0 MS

H bull i bull

StnnaDrd error of a diffcreiiCC ~otwccn thcmc(]l] yiqldOs of iinytvio voriotios =546 buShels

I

~

- 43-

Table 19 - (Continued)

scsperus ColorC1do(Tl1rce plats seeded September 27 1940)

Imiddot n~~rr ~~~l--=uigh ~

porRDnkbushel

I I ----- -~ ~ugust=- ltInches I POUoJds) ---

6251 10 4-1 63 618 509 2i llSn 10 ~ -12 63 5604 419 3

10091 8 l ~ 10 62 558middot B2 -0

ll673 middot12 62 539 514 1()

8856 5 J laquo 44 63 492 440 711974 9 42 62 475 443 4

12101 10 lt 44 64 474 12000 8 42 63 463 ~

12102 12 44 62 458--11823 10 lt13 60 456 400 1011976 12 40 62 lt156 442 5ll81fl 9 44 63 451 408 911972 8 flO 62 4t 472 3ll950 6 n 02 -134 399 II

1112 9 42 62 428 388 1211973 8 41 63 123 370 17ll969 10 12 61 418 343 1911992 8 14 62 -11-7 11999 8 11 6lt1 -n7ll961 8 lt12 62 n~

ll669 7 f bull 38 63 107 378 1412104 12 44 62 10412105 11 44 62 404ll956 9 14 63 101 374 1512106 11 13 62 39611975 12 42 62 394 367 18ll952 3 40 64 377 310 2011977 10 38 61 357 374 1512103 12 44 62 M9ll970 11 45 62 329 388 12

bull Standard error of a difference between the IOOan yields 6f any tWQvaJieties = 768 bushels

f

I

Table 19 - (Continued)

1- ~

t ~ bull

o14

AIDos Iowa (Jiourplots)

10094 69 588 288 403 212101 26 E86 255 fl1442 34middotmiddotmiddotmiddot 528 247 366 7

11950middot 51middotmiddot 554 221 377 -511999 middotmiddot 45 588 22111844 51middot 578 220 356 1111971 1-3 556 220 424 111972 35middot ~ amp72 208 366 711956gt 55 590 201 364 912103--- sa 587 195 11952middotmiddot 66 588 170 390 412104 ~ 64bulllt middot585 16812000middot t 579 16211669 78 S~r4 16-1 391 311992 10 573 16111974- 61 543 160 369 612102 2~ 598 158

6251 78 579 155 346 1311973 54 586 155 354 1211823 li4 544 154 357 1011970 28 5704 114 342 1411673 60 563 139 33 1511964middot 51 579 1358856 18 581 119 328 16

12109 J 15 563 9511977middot 6Q amp0 2amp2 1811975middot 71lt 72 299

_ J 17-

11969 86 ---- 57 270 2012105 13~- -_ 4111976 _5 32 271 19 l_

~~~df~~e~~let-~en

Standard

the yields ororyy two~6rieties= 249 bushelsbull-

error mean

- 45 -

Table 19 - (Continued) L~col~ebraslm

(Five p1ots~ seeded acpt01~er 25 emerged September 30 1940)

9

8

13456

715

17

161814

11131012

227221232225

1965186207

32~5 280 21t7276 272

--~l~till~~r gtti~~ - ~f~1-ei~~0 vre~-~TICJlV~ Jlvera~~clf==1 ~~~~_l~rvival)le~~do~rmpeIreacti~zrl_ _ J bush~l- ~~el~~ 1940-~L ~~1k_1

Pc -ilij June 1L1) -Wosf Bu ~Bu- I11950 65 29q4 22 35 568 317 316 2 I

11992 6525 25 34 557 3098856 69 P 20 3 36 592middot 295

11956 66 2pc 26 2 32 57r 28011669 65 33lt 24 2 34 564 26811844 56 25 27 3 36 568 25811952 702~ 20 3 35 58824412102 5626 27 3 33 57 7 22112101 61 26 27 3 32 568 19411973 57~5 26 3 34 55~(j 19112000 51 43 25 3 33 55~4 18610094middotmiddotmiddot 84 Z6 26 3 32 543 17411964 56Z6 25 2 30 51-0 17111971 74 Zo 26 3 34 518 154 11972 60~7 27 3 32 518 15111673 57Z5 26 3 34 526 118

1142 76 Z7 c 28 3 34 550 itG11999 46Z7 28 3 31 539 14612104 44 Z5 28 3 32 amp-10 137

6251 69 ~rlmiddot 28 3 34 550 13511970 63Z6 26 3 37 510 13~iJ12103 middot16~7 27 3 30 539 13311823 51~7 28 3 31 17-2 13211969 - 52 Z7 27 1 32533 13611970 13 ~6 27 3 28 195 12312106 41 35 25 3 30 510 -110111975 29 (37 28 3 28 190 6612105 29 AS 28 332 510 6SllSn 39 29 28 3 2810 55 174 20

I 1197e~ __~~ 29 28 bull 3 2747~~_54 185 19__1

Standcud error of 8i differ9nc~bet~loenth9rmoan yieldsQany1-wbV1arieties 298 bushels

l 1 and 2 arc degrees of resistance 3 and middot1 degrees ofsliscoptitbility

f

46

J

109 10

106 1191 17

120 994 15

106 ll101 1393 1679 2090 IS96 14 G5 19

Ronk~-

i150 2 t141 4

I154 1

137 5147 3 I

130 6

128 7124 S

Table 19 (Cont inuod)

AlliOJlce NebraSka(Thiee plots

C~I

number

12102 80 JiinC3 21 610 21312101 88 Jime3 3() 625 206

1112 88 JuneS 27 610 1$911669 85 June 2 20 605 lSS11972 83 JJine 3 19 615 lS712103 gO JUlle2 20 600middot 18~9

6251 75 JUIle2 23 620 bull lS~311973 87 JUiEl 2 19 615 lS111673 85 June 2 21 610 IS )12105 60 J~l 23 605 17910094 97 Juil3 4 18 615 18-511844 90 Jun13 1 20 EiOO 15~912104 middot83 JUfl92 20 595 15712106 $3 JL1Q 1 22 590 1511992 S1 Junel 21 56~0 15311964 160 June 2 19 580 119

8856 83 Yay30 20 590 13411999 88 Juile 2 17 600 13312000 ll8 JUIioZ IS 595 13311950 87 JU1Q 2 17 570 12middot2U969 90 Juno2 17 590 117nS74 88 Junel 18 580 ll6ll91 92 June 2 17 575 ll211952 M Juno 2 16 58middot0 1071+823 87 June~l 18 580 10311970 OS June 2 18 610 9911979 68 Junc2 19 585 8611975 15 Juno 2 21 585 B911906 ~3 JUne 2 17 575 061197 78 Juno 3 19 600 84

Standard error of a diffcrcnCebetwoonthe moan yi~lds of ~ly twovarieti~~ = 389 bushels

iL-s

- 47-

STANDARD EBROBS

Standard errors were calculated for each station as outlined on page 21 of this report

In table 20 will be found the number of plots t average yields and standard errorS for the unishy

form nursery grown at each of the 12 stations~

9-411512

7middot63575

132227237145

187321335205

265453474290

696 492 348 891

369 301 213 719656 5~36 379 1057

331 209 148 1279864 546 386 7329 Ll0 7~68 543 1228

353 249 176 1101

1 73 298 211 1234188 399 282 19~25

---_

Imiddot -l__Stl1daril er OJ opound a ---_== iSbgle~DifferOJ1Ce ~l 1

I plot between oeDLlS lfuSlio-rs=~rcenr

(Bu~hols BUshcs Ij

ITexns

Denton 4 1403Chillicothe 4 1501Bushland ~Irrig~ted) 4 3105Bushland Dry) 4 252i

OklahomaWoodward 4 3904

hJsosIvbnbnt t an 3 2964hys 3 3585

ColoradoAkron 5 1157Fort Collins 5 5270Hesperus 3 4416

IowaAmes 4 1599

NebraSkaLincoln 5 1710Alliance 3 1465

Table 20 - Nwnb)r of plots averGge yield and standard errors for the uniform yield nurseryat each coopmting station in 1941

NUmber -+---XVerageStation of yield of

~lots vDrietiesbushels)

SUIJlifLBY OF NUBSERY YIKLDS

The yields of the 30 varieties of winter wheat groW1l at 12 stations (13 nursories) are

sWllIIlnrized in table 21 whore ~he varieties are listed in order of the 13-nursory average yield

These avemgcs arc of int erost only insofar 1sthey shaw the generai adoptat ion of the vcriety

A more detaile~ study is possible i as the vcrieties also have been Dvercged and ranked by Stotes

Pmmee hDd the highest aVerage yield in 1941 rhis v2riety rankod first in ~exns ol1d

f Nebr1ska sixth in Oklahoma and Kansast f()(rteenth in Iowa ord seventeenth in Colorodo In 1940

Pmmee ranked second in the nursery and again made its poorest record h Coloiiado Cheyenne x

Tenmarq (CI 11972) rnnkcd second ~~ing its best record in K~s~s ~his strain ~id the highest

average yield in 1940 Li third place WC1S KalTv2Je x TOl~rq (cr 11950) a wheat that ros been

high in yield for sc)voral years in spite of a tendency to shcttor under certain conditions

KamiddotNalO x Tenmarq (CI 11992) rOJked fourth culd KDxNnle x ~e1llIDrq (Cel 11956) fifth ~he avo

rage yields of the four leading varieti~s differed vGry little It should be lintcd out that

tho first tlOlve vorioties had ~oxmrq as one parent In this sune group four varieties rod

KmNale os one Drent DLid i~1 three cases CheYOJu1e laS used in the ClOss Eighteen hyblid strnini

rI

IrImiddot

I

bullI I -- per acre Iz IN1rm Iemiddot Iowa eP~1rP CoIOrte1o pound ~

ii C~I I lIuh- 1 I I I I I I 1 ~ I I I J 13 I=~ i 1Cldl-1 1IIiu1 1aIIilble- JIBIIIlIOOl1-middot~ 1AIlbmkl ill8$iLi_ AlU-A~ BamkJori aAllnDdleit- Ae-JIaak1 I S~ 1 u- DIF (rnc~ -- rampampel 0middot I colin aileerace middotJCol- i tPenalftCllI lut1eot1IenAllid)_ I ~ bull I bull 0 I I bull UD I Imiddot I

I

III

Jampbull

I -

iftliaart errOl o~ bull _ (1IuIIelII) 132 227 1115 2- 096 21 3079 211 1middot16 211 2~12 116 86 1118 5middot1l 228 0 080 J I Is~ error ~ bull _ (~) 91l1 1512 515 16 5005 1middot91 11910middot51 639 1101 12- 19025 nll 132 1219 ~2I 6JJ 11l II I

- 49-

ronked obovc Faxly Blockhull ond 21 nere obove Blackhull OCld Nebred Again the Hope crosses

failed to give good yields as Hope x Tuxkey 1069 rmkcd cightcenth Hope x Cheyenne twenty-fifth

Qlld KlJlred x Hope tVlCllty-ninth In the 1941 nuxsory three strains had [werage yields lamr thDn _

Khnrkofchock

Tvrenty varieties have beon grovm iE the nuxscry for the 2-yccr period 19middot10-1941 Clt 11

stations vlith 12 nuxseries These dnta are presented in tob~e 22 lhcre the yields are avoraged

by States and the vC1rietics are listed in order of yield at all statiolS Cheyclmo x Tel1m~tq

(C I 11972) bad the highest avercge yield being consistontly high at 011 sttions excGIJt in

IO7au1d l~ebrcsko uhere wintorkilling wos heavy KavJValo x Tenmarc (Cl 11950) roikcd second

and PmJnee third These tvro strains had consistentB performuncos except trot Pavmee roc1ked fifshy

teenth in Colomdo Kawvale x TC11lIlurq (Cl 11956) ro1ked fourth COlIiltlIlChe shth 1hrly Blachshy

hull tenth and Black~u11 tvmlfth Nebred and warkof hnd avcroges considerobly lovlOr tlmn the

earlier vcxieti0s Etrly Blockhull x TollJDXq (CI 11952) hod 01 IverG-go yield considerably

higher Uwn Fcrly Blackhull In spite of tl-Je viintcrkilling ct the more northern stations grom1g

nurserios in 1941 tho oorly lalf-rustresistCJ1tvcrioties rlgcin rere at the top of tho list

for yield

Dato for c1klXocters other than yield cxe Qvorcged and presented in table 23 Since all

stations did not report the same datathe number of stations entering the averages is shawn at

the top of each column

Winter survival data show Nebred to be the most hardy variety in the nursery TvJO KltUlrea

Hard Federotion x Tenmarq strains (CI 12105 amp1d 12106) proved to be rather tender The rest o~

the varioties lu1d survivoJsthnt variod aver a I11frOVl rongo bull

Farly Blocld1ull is still the earliest vorioty in the nuxseryAt cleven sktions ipound 1VG-o

raged two days oarlier in headbg tlJDn Ebrly Bladldlull x TenmGrq (cr 11952) and three days

earlier than ChcyoTJ1Je x Thrly Blockhull (Cl 12000) Sevoetecn hybrids in the nuxsery rod rnv~

rage dates of he1ding e1Tlier thlt-n Block1mll ~Xkof ws the latest V1rilttty in thG lIllrSor

This gives a clear picture of the empmsis being ploced on cCXly vrheats in thoarea Ripening

datcs bring out about the same differences Qlthough the sprood is not so grect

Height measurements vcre reportod from all except one nursery and the averages showed

KltmredJhrd FederCtion x MiIlJmrdi-Mintuxki (CI 11970) to be the tallest and Hope x Turkey 1069

(Cl 11964) the sholtest athel vaIieties shOUwd very little differcl1CQ in averag0 height

Lodging data were reported from four st~tions )J1d indicated some differencesmiddot ~he weak0si

strawed vrieties were l31ockhu11 E1rly Black1lull and CheyeIlile x ]1rly Blcckbull (Cl 12000)

The IGastlodgir~was reported for Nebrad Ivbrtin x TOJ1PlOrq3 (CI 11823) and BltLckhull x Ten

marq (CI 12102)~

--

faltb ~ -~ of Bence Fie14 of ZO wbhr whea YUieU cr- ill _Uelll Fie14 _erie bull U aUon in lla 1l8I4red riDur whea 1eC10nbull 1~1

a I t llpllle1 pH Ia I I Jtpe Pr I Japmiddotu COXon4lp I Ina f - 1tratIla ~I bull I I IJlaU-Illpell-l I I I I I I I I I I I I I I I I I 2 I

1 t 8Iie7 or I 01 IDa- 101l11l-1 1Ul41 1a1llAn- lBultI1J~III lAy I Ihr I Ay i a I Ir IAlA-IAy I I- Ia I _811 on I cohe(IlIi+(Drr 1l8p I - IftIlll 1lIuIk1~I_1 daDk 1001- 1p8n81 ZIJaIi-IJIaDJt I aohle I r-BaDkIUle Ia I I _4118114) I I I I I I 11M I I I I I I I I I

IIq~n z 8uaIq 1172 ~1 205 29 11 232 3 40 1 ~9 32~ 31tmiddotl 3 506 ~12 1Ns9 3 ]66 7 221 15 I bull 312 IlKarial i arq 1150 2O1a 151 281 19middot1 20 bull 31t l 1 352 386 1 ~~ 9 ~7middot2 5 middot7 5 llmiddot 10 211 t 30 I11_bull 11669 25middot~ 21 32middot0 lbullL2~5 I 31middot0 _o~ 29bull9 311 ~

3Tbull1S 19 ~ -~~l ~ 271 ll~ ~1_ I

llawnJOZ aDUlq 1156 21middot ll ~1 16 235 2 36~ 5 31middot3 30 ~lis ~~ ~3~2 13 280 bull 9 i

llured-IIuIlJe48laUonz8uaIq 11971a 2115 162 middot3 162 203 10 38middot0 3 2 ) 561~ 50middot5 2 369 6 2001 120 16 13 291 IIaouoie 11673 252 21middot3 236 16 217 ~ ~7 9 350 29 5 bull ~-6 5~515 1 5 1 22 l~O 1S1 12 29 IllallJ B181llt1ml1 Z auaJq

~=281 176 23middot1 15middot5 211 6 1 2 3S~ 31middot1 2 7~5 ~o ~ 19 0 272 106 I 7 291 I

lIaIlIet Z Blackmll ZO 11 269 169 206 9 JIJbullbull 6 1lmiddot7 ~ 210 lis 7 10 356 11 276 12 ZO~O ~ 212 I I

IO~lIIIile Z aazq 11~U 19middot 21 290 15middot0 21~2 5 ~o bull 6 276 30middot6 7 ~ ~0~7 11 35~ 12 2 1~bullJ 5 bullbull1 I~1ulJBlacldml1 IS 25middot2 18 1middot5 11 1middot3 12 llmiddot~ 12 6 1~ 260 12 ~9 0 ~o 9 32middotmiddot16 32middot5 lG217 1 269 I

1~1Di ellMIq 1112 middot215 181 26 lla ZO2 11 32middot5 io 261 226 2~1 11a ~6 400 ~5 bull t 7 10~~

1011~bullbull 16 265 I Blokml1 6251 21 llal 21 10 17~ 15 2S1 15 211 ZO5 2~ 15 ~ 509 ~7middot1 ~6 l 17 11 26 Iilaprell-llull JederaUonz II1Ilha141- IIi lIiDUrId 11970 196 10 211a 12 11 l ll 12 26bull 262 26 11 52 l Zf-l li 1~ 206 l 120 ~~

260 IIJ~_ a011iDe eleoUon 119n 182 12 22- 5 156 19 31middot5 11 ~bullbull middot215 25middot71

~~ 1 ~ 1 221 1 1 260 1Ie_et 1~ 221 102 21a6 10 169 17 - 267 18 2 186 218 19 ~t ~~6-11 110 2 2~2 128 18 11 ~~ lliope Z alureilD 1~~ 25 1~2 290 17middot0 20~ 7 27 19 27 26~ 27110 1a52 ~ ~ 18 27~0 20 18 1 1 18 7 IlliieIkof 13middot0 111 2 1~ 15 20 271 i7 27middot2 12 227 11 ~7 31 1 1~ 36middot6 7 225 150 11 bull 2~ IlIaDJoe4 Z Iope-Bar4 JeIlerUOD 1115 2middot3 12 2lJ 106 170 16 29~ 1~ 260 21~ 2middotZ 16 ~7~1 ~7 1 15 ~9 l1 12 0 li ~7 23middot I1bDie4 z IIope 11976 212 11middot7 250 12middot5 17middot6 lla 27middot~ 16 25middot7 215 2 17 la 2 ~s 12 27middot1 19 18~ 1~9 12 1 2 IICClllp01Ul4 orobullbull 11971 1~9 11 26 16 15 18 22middot7 20 20 207 20 20 1 3l~ rlmiddot 20 212 18 11 5 10 20 21_ II l-

~I

-

Leai rust

Varieties roving

- 52 -

reodings were reported rom five und stem rust reodings from twomiddot stotions

low re~ngs for both diseosos were Jomiddotllee KvlVole x T~qmiddot(CI 1195Gi)

Hope xT~key 1069 (CI~ 11964) Hope xChcy~rme(C~I~ 11969) und KovNQle xT~1IllQrq (9I

11992)

Kernel plump~Ss data were2e]orted from two statio~ aha these havegtbeen averaged and

DATA mOM TREDlSEASE mmsmus

Bmfr NUElSmY

For convenience tho doto from tho vniform Iilinter nhcot bunt nUsery ore includod in this

report Tl10se dnto (table 24)Tore ~ecurec1in cOQpcr~tion with AgroiJqmist s O)ld Potllologists

working in the area

j

f

1

- 53

UNITED STAT1S D]PAaTMENT OF llGRICULTURE

Bureau of Plant IndllStry

SUMiYIbEX OF THE GBElu PLAINSmiddotUN1FOBM WIhrm~ BUNT NUESmY 1941

By HI A Rodenhiser Pathologist and K S Quisenberry AgronomishWheat Investigations TIivision of Cereal Crops and Diseases

The uniform winter wheat bunt nUrsery for tho Great Plains area wos continued in 1941 inthe same manner as in previous yeaxs This report presents 0 sumnnry of the d1toobtoined in1941 together vlith lbhe averages formiddot the vaxietliies grown dUring different periods from 1932 to1941bull

In the fall of 1940 50 varieties and stroins of uinter wheot were SOVl1l in duplicotC8-foot r01S ot- ten stotions in the GrCtJt Ploins and ot BozemaJ1 1bnt KecrneysvilleW VoBeltsvill e M4 and Logan Utah BeCouse of unfovor2blc environracntalcolldit ions for bunt Jonshyfaction or subsequent plont grovrth no cL-m VlOre obtolned in the nuDseries seeded at- Lincoln andNorth Plotte Nebr and at St Poul Ivlinn ThedJta from 10 nurseries axe averaged The SllUt trot developed in the Logan utah nursery was caused entirely by the so-called dworf bunt orgOroniso and therefore the infection pcrcQntltgcs ore not included in the averages for other stationsThe nurseries included vorioties that hud shown resistw1ce in previous years and Igtromsing nm7strJins supplied by sevotal of the cooperat ing stat ions

Inoculuo for nost stations inS obtained fron the previous years IfUrsery at that stationby selecting bunted heads poundroD all infected vriGtics end froD collections DQrle froD faroersfields in the State where the test was made For the IvWiliatGan eXperioent the inoculum laS acomposite of racos knovm to be present in Kansas For the Kearneysville and Beltsville teststhe seed was inoculated with a cotlposite Dade 1lp of inoculum frOD all of the other nurseriesClean seed vms planted in the Logon nursery Q1d infection resulted fron the soil bormc organisn

The vurieties axe listed in order of the avertge infection at the 10 stations Thesemiddotaverages ranged fron 01 to 671 percent The average infections for SODe standard varietieslere as follows Ridit 20 Relief 26 Hussor 32 Minturki 91 Yoga 95 Nebred 103ond Oro 172 Of the susceptible check varieties Kh1Xkof had an average iIlfcction of 360 Cheyenne 39bull0 Quiviro 518 and Chiefkwl1 671 TJO hybrid strains hnd averogo infectionslovler than Ridit These were Oro x Turkey-FlorQamp1Ce (F9) and Hussar x Kmred (CbullI 11989) Fourselections fron the cross Hope x Turkey 1069 bad aver~ges 10Ter tlDJ1 the porelit varietyTurkey 1069 (CI 10016)

At the bottom of the table are shovm the average infections by stations rhe heaviestinfections with inoculum other than the dwarf bunt vmre obtained at Bozeman Ivlont Fort CollinsColo and lviurJbattan IWns A study of the lbnhattan Akron Fort Collins ond Bozemun dda gives some indication that different races mltJY be present ot these stations The behavior of thevarieties at Logon is of interest in thlt some of those eorrring rOpoundistance to the races presentin the Plains are also resistant to the dvrnrf bunt present at Logon In other cases strains trot

are quite susceptible on the Ploins see~ to be ~oderotely resistent ot Logon

Longtine averages are shovlD for vorieties gr~m for more trAT) one ye~bull For the period1932-41 Turkey 1069 (CI 10016) Nebred ond Hussor hcvo the 10middote st avero~es For the 3--yeorperiod 1939-41Hope x HussCX (C~I1l834J Relief 2nd Hepe x Turkey 1069 ~CI 11964) hmiddotweshmm the nost resistance Severol of the vcrieties trot mve beon highly resisttnt in thesetests and are othervlise agrononica11y desiroble axe being tested llith individ1U11 races tht havebeen identified in all of the wheot grovling areaS

bull j

i

86

j 1O~106101

7middot96

middot_----~----------------~~-~-~------~--------------------

rI

55

UNIFOBlvI WINTER vrnm RUST NURSERUS

In t~bles 25 ~~ 26 ore presented dQto qn severity of le~f~rust md s~g~~~t infection

on the 30 voxieties qf winter vThed grown Ll rust obss~tion nurseries t~ltgQgheIJ~ tho oountry

in 1941 These nurseries Jre LUintained froD yeor to yecr ~s part of n J1Jert ~elQUrQh progrno

corried on Ll coopcrotion ui th agronorUsts and patll010gists erployed in the ~evoru Stdes CODshy

cerned Lcter t 0 cooplete report of these nurseTies ui11 be issued 8c1d th9 rust percotCges my

not agree ent irel rlth those presented here since the clto sItovm in this less de~oilecl raport

include only figures for the severity)f infection

Differentiol dato for leed-rust hlfection -rare obtdneclfor the vcriotips ot 20 stotHJlS

(toble 25) In cnlcul~ting the over~get Q trace (T) ~ns considered2s equal to O Aoong the

seuihJrd whects Hope x Russlr (CI middot11682) Hope x Konvde (CI 11959)~ ~lcl Red Rock x BGpe

(C o 11821) Ind the lC)VTest ovemge infoctions Of the lnrd VIhBats IIt-uqui110 x Oro (CI 11979

and CI 11851) t Hope x Cheyenne (CI 11969) a1d tavrvnle x Tenrnorq (CI 11956) had averoges

less thaR 20 percent In the snme tests susceptible voriotieshad aver~ge infections of from

60 to 715 percent

Stem~rust readings showing differential reaction wore raported from 13 stations (table

26) Among the hard wheats the mosb pronoun~ed resistancQ vJUsmiddot shovm byHopb x CheyOJlIle (CI

11969) Hope x Turkey (CI 11964) Mnrguillo X Oro (C~I 11979 Cw1d CI 11851) t ond R-044shy

Minturki x lVJinturki (CI 12022) Of the semihard mGQts Hope x Knvrvole (CI 11959) and Hope x

HusstX (CI 11682) md low nveroge infections

Toblc 25 _Severity of 1e1 rust infection on ninter nheQt vQrieties gravm in the Uniform Rust Observation Nurseries in 1941

VGriety or cross

~

5355 302 50T+ 25

15 305 15

1 70T 501 65T50T 35T+ 10

T 301 50

1 65T+ QOT 5o 10o 1 T 25

0 25T+ 30

T+ 30T+ 45

433131054 4128

30 13313~3

806570

70 36765 11975 56770 46460 24460 26140 180middot25 15835 15465 21865 190

170 261

80 63 080 71535 35880 64910-63 390Q5 8HO t9 010 t5a I1099 OJ

15 117 m15 124 I

65 245

B565

100100

6520202540202515

46 SO10 50609025 5T 10T 70

2S 1525 lt1585 6040 80

T 255 40T 25T 255 Z5T 25T 10T 20

251015

TTT

20355

2010

15203030

52020

101010

1

30 25 80 - 9025 60 80 9015 5 80 8020 65 80 9020 -40 60-8Sshy20 85 90 10030 40 60 9010 T 25 10

1 T 20 105 T 10 20I T 10 20

T 10 40

70502060eo6070101015

510

753075

55

10

106080704030401510102015

9595809595959020

5Q

5070

7010100102010

100100100100middot

75202020

T55

20

30506030104020

TTT13

503080TTT

75 5060 7060 540 8070 middotmiddotmiddotmiddot6065 9085 4040 T

3 23 2

25 T20 20

25351575T5

JO30504040252020

55

103

9090gt9595Sfr80857570657030

8585

51060G5

8090

70207580556570551095

2525402510

TToo

oT

402585-~

T

-

85100

254065shy6525

5T

3T

10

3525middot9590

52525TT

105T

759510

10085

10075

5252

15

5060

100TTT

35

2525

325

3T2T

3

225615

115

5

)5252010

5352middotJ

515204025

60 7560 9510 545 10000 100Z09015 20

5 55 T

30 T3 T5 T

355

75T5T

7590306585-85452010101550

1530

57

1055

-0ooo1+

607075551045

51020656065

40755580755520

3551

20

T122

5211T

502510

253010152510

51TTE+5

TTT5

51020TTT

152025101510101515201015

50754050404020

T

fSoit Bed ~hignn Amb er 5620 751 TiUIllbu11 5657 80~~tDcnton 8265 50ti bullbull M(3Jster 6471 90

~tmiddotgtoiit~~~ioncon ~f~ ~gampi Purdue no 1 11380 80r~WijDas1i 11384 60t middotEUitzsel x Hungarian 11849 50~Fultzseh x HungaXion 11850 45~rbulll ~tz sel x HuDgorian120l7 30)middotFultzsel xTJWIlbull 12018 40

~H~eHt~=Redmiddot 4843 50~l Kawvale 8180 ~ 35 I~nt~~i 6155 50I Hope~Hussor 11682 20 HQpc~ KuwvrUltl 11959 20

Red~o~k x Hope 11821 35

atI~ ~ep7 51 A6 I~liiiiibda J 50 Tcnmarq 6936 65

Kharkof 1442 75Mala~of 4898 80Comanche 11673 40

I Pawnee 11669 30 Kawvale x Terimarq 11956 35

Marquil10 x Oro 11851 50Marquil10 x Oro 11979 30HOpe x Turkey 1069 11961 25Hope x Cheyenne 11969 20E-41oMinturkix Minturki lAJ22 70

~ -l

=_---~------------ ~----------------_ --~~~_-~~~

Table 26 - Severity of stem rust infection on winter wheat varieties grom in the Uniform Rust Observation Nurseries

11lJ~J

in 1941

----[AverC1ge for I13

stations I

I519467500515492538 j488566 1

558 CJl591 -J

535 I-

535 j

467 j

290 219 i

5-919 ~

318

18320028828513818613~8

4429220511

1

)

--~---

30 100 75 T- 30 100 65 65 20 65 2035 100 80 T 20 lOO 65 60 15 65 1530 100 80 T 20 100 65 70 15 65 3035 95 85 5 20 lOU 65 70 15 65 3540 100 70 5 25 100 65 70 20 65 545 100 80 5 40 100 40 80 25 60 3545 85 80 20 20 100 60 70 20 60 1550 85 86 10 30 100 65 80 20 80 4040 90 80 20 30 100 65 80 20 70 5050 100 88 40 40 100 65 70 10 80 5035 100 90 10 40 100 65 60 10 70 4555 90 85 5 WO 80 60 5 70 40

10 75 90 25 FO 65 60 5 65 T10 90 40 10 15 90 20 15 2 25 25

5 20 60 T 15 80 15 20 5 10 10T+ 10 T 0 25 5 10 1 T 20

15 T T+ a 5 5 T T 0 T T10 60 0 20 lOO 25 45 15 25 -10 3 25 10 20 90 5 -~ 15 T T20 10 25 0 15 75 20 10 15 T T25 - 15 55 0 30 100 25 20 15 l 10

5 20 60 T_ 20 100 25 25 25 T 1020 T 20 0 15 80 5 T 5 T T20 5 45 0 15 90 10 15 5 2 T15 5 10 0 15 90 10 T 3 1 520 5 5 D 5 T 5 3 T T10 T 1 0 5 10 T T 2 T T

5 5 0 0 10 5 T 1 T T5 0 T 0 0 T T T 2 T T

30 0 2 0 10 T 5 2- -T T

0 e IMchigan Amber 5620 40 65Trumbull 5657 2 50Denton 8265 10 65Fulcaster 6471 15 65Ivioditerranoan 3332 5 70Minhurdi 5149 10 80Purdue No 1 11380 10 50Wobash 11384 25 65Fultzselection x Hungarian 11849 20 60Ful tz selection x Hungarian 11850 15 60Fultz selGetion x Hungarian 12017 10 6~

FultzsGlection x Trumbull 12018 2 50SBmihard Red

HUssar 4843 T 65Kawvolc 8180 T 35Minturki 6155 T+ 45HOPe x Hussar 11682 T T

HoPe x Kawvolc 11959 0 TRed Rock x Hope 11821 T 50

Hard HedtKnnred 5146 0 60TeIlll18rq 6936 T 70Khurkof 1112 T+ 75Molukof 1898 T 80Comanche 11G73 T 35Pownoo 116G9 T+ 35rowvule x Tonmorq 11956 0 25M1rquillo x Oro 11851 T 10M1rqui110 x Oro 11979 T 10Hope x Turkey 11964 0 THope x Cheyenne 11969 0 TH-44-Minturki x Minturldl 12022 0 T

Is ft R d

Variety or cross

Ii

~bull~bullbullbullmiddotbull1

~ ~

J

-~

rmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddot

~

I 8 -

heavy on any variety Test weights wcentre fairly good and yields ranged from 77 to 185 bushels

i

per aC~e~middotmiddotCotDanch~middotitndF6JJ1YBia6k1iuJllx TeIJDdioit (G~ 1 1195~)twd etL~1y vutieti~S~ iRate at the imiddot

top of the list followed by ChiefkDn lond Blackhull The later varieti~l gdv~lowef yieldS~ no I

dOlibtbeiiig more inj~ed byii1i~ ~sunui~~ dr6ug1it~ 13ascid OrlthE(D~Coge for1939and1941 Comah06ho

Ms had 0 slightYieldadvbriliagemiddot~~~erjChhipound1ttJndna th6~lOCldrilJIii

Winterkilling wriS ~ovordDtLJzdblri~thN(brGiriplusmniamiddotChdYcim6middot selooeioI1~lio~ingmiddotthc~ost

StirQivalsbull DUringthC t~d~~~i thJS~drii6ti~shcivifrgthO(D~ttdr ~tanc4sufpoundered the mostbullbull ~ I

and thin stana~sccmedmiddottobcaiiadVcin~~g9middot~iJboirhst1rd~he~vt7onncamply oilvarictiesand~)

hessioh fly didconsiddr6b1 b darllagC~ snOWIllgtythe middotIpdgi~ indbimiddot TIus inaoxVos an attetapt to

record tho downstrows leftdpoundtcr~holb~ndeffudgon~bverthtipmiddotiot Theresistance of tho iKawvcilex Tenmarqsclootions Is stdldl~dzMiihQycxPibininparliwhymiddotth~~estf6insoilyiolded

$0 high Ofmiddottno standardvihctLtslTobrJagavo thohlghdst y1lllldfoll6Wed byCChfcpoundkan Iobred

C1btkah wd CheyonoTh(imiddot-poor igtorfJfnrih~e CpoundItha+kR~ 6tiMYti bectpl5iilja the voplusmn-i etywas

hardhit iilmiddot theNo~elnber st6rIllmiddotand noJoi-poundully reco~etedImiddotmiddotmiddotmiddotDuringtJiEl z)jearpcriodlS3g41I

middotP~wnecmiddotKavtVare xT~qmiddot(Ctmiddot11992~ aid-KdWvb$(-middot i~~4(NdbiNb~ IJ13jmiddotlfuve middot~thc-bcsi

li~ago yi01ds~ lJampringthis sa2eper~od Cheyeyentiordrik$~IpoundjpoundtihChiofYcirlSixthotliNeored

~lft~middot

AtNorthiattemiddotvJitii(lrItiitirigI~v6rJ5eVerliJintMmbremiddott6rldervttrfEitieS ondmiddotsurvivalI

bullwaS closely oSsociated-wftJiYplusmnelampit ~li~brfjdOli~yehiiese1e~tiqiiididCheY~rinc fudtheliigikst ~ _ _ _ _~ 1 _ _ l _ _ _ ~ __ _ gt __ _ _ -

middotyield~tarid 01130 themiddotbostsUiVivals jChie$kan with a loWsurvivDl gaveanuuusually good yield I

0 charDctoristic 6poundhe v6~i~tYampD~~~ampdmiddot[1ilsoltIlpldCesin1~~b1-aska~F6rthoiyerir averoge

Cheyellrie selection -Nobrrid and ChCy~~ehnvebeentheHighGsi in Jrield PovltJe~andCoDancha

hiJv6been very -poor at this srtio-bfbn rote iIiportgtto-1~ickClfhardindss

_1 _ ___ ___ __ __ -

Wirtterl3I1IlVivalSmiddotOtWlisqoaltrdlg~dfrot 70percenifooMbplusmnmIicto zero rOrKarIiQnt13oiih

iteri oriel 16af r1i~t deV~l6Pedanatesekei~tswerotOweltC~tXf()rMi~q~MtIiliardi(ci8888) bull

Imnin gave the highest Yi~ldmiddotfOl1Ow~abYFI44 x Vjnt1-~2(MJrinmiddot270IJ aneW rustresistont

striii~~ T9to other seloCtionsfrocitnJsD1e cr6ssgavcf~tiyg~oclyieldsolthougheachwos

rotherheavily wintcrkillodMarnin Yanordxlariimai~oI8888)andtogo~haveha(ltlieMgh ~ est average yiolds for the last tfuee years

Winterkiliing Wosheavytlt St ~oul yrithMin~difuvingtho highest survivol6f 53 por-

cent Both stem aJdleOfrusfiwcie heavy GnsuscePtible voiietie$~ butthe nevicrnnterx

springhYOlids were resistant to both imsts Yields~angedfror121 4 to 74b~heisperacre

with Minard x MiDhardi (CI 888~) Jv~nlnrdiandMartlinatthe topOpound~the foUr varieties

grown for~hreeyoars none i~Gspe6~oIjly lt outstondingif6rricia I

A

bullbullbullbull ~1 bullbull J

_ 9 -

At Grand Ropid eight v~ieurolti9~weio grmm and til~ s~~7e~thcent tii~1~6ii()() p~r~~nt~

L60poundmiddot~st~~ ~oaVJ on all v~icti~~ yi~lds differ~a v~fy i1tie~~middotexcopt thrit amp44 xYinturki2

(W~ 2702) waS the highest and Mintur1d~he lowest For the 3-oyear period 1Jinturki has had ~ r

the highest average yield

Winter surviveJswereratheJ1Jigq at Dickinsonput yiel~s were low due to a hal-l storm -

just prsviousto harveStLeQpound~~~reported for all vor16iiies arJd some stem rust dcrveloped~

Tost weights rangodfroElSO to 605 pounds por bushel T~(3y-eld data axe reported but 1heir

value is oPon to question aha they ar~notused in the aver~~e~ MlXmL Hebrod 8Lld 111int~ld bullbull i

bod the highest aje~cigQ yields to thEi 2-yeDr period 1939-40

At Sheridan therewtS soroewinter1illing but no sharpvilJietal differences KcrmoIltbull l bull

Montana No 36 a11oYogo goirothehighest yiolds with CheY0l1ncdnd Minturki yioldingthelowestbull ~ ~ ~ ~

Cheyenne his had the highest average yiiSlC for th~ 193941 poriod due in port to a very-high

yield in 1939 cO

Yiedswer~ lower tyenusuoJ at~pzeoa-1 wHhXhorkopound~Kltirmontand Relief yieldl~ the

highest and Yoga oriahrninthe l~estbull Forth~ 2yeDrieriod 1939 ond 1~41 Cheuroy~e bDd the

~rigbest average followed )y Rharkof and Karnont

Survivals werb good at Moccasin Ql1d wmiddotith SUfficientnois~urd ovorygDod crhp washar-~

vested Bunt data ialten fro the bJnt nlUsorJ are shovm Test weights were above 60po~dS per

bushel for all vorieties Nwturk and tgo gave yields above 40 bushels per acre while several

new selections nado good records Nebrodand1v1axIlin gave the lOV1~St yields Yog6 Ugviturk Dnd

TtukcJ x Kanred (er 11725) had the highest 3yenrwerac yield vlhile Nebred and MarDin had

the lowestbull

Winter wheatrnd0 a good crop at Eravre as shGWn by yiel9-s of froD H~~l 10~58 bushGlls

per ~~e6nd test w~ights over 60 pounds per bushel MrDont and Minhardi x Mi1Jturki (Cl 8034I bull

gave the highest yi131ds while lrebred and hrninwere at the botton of the listbull KqnrodU~

turk and Llioont hha the highest aer~~ge yields for the 3o-oyear period Yogoraoked fifth

Minturki oighth andMJroiri last for th~s period

t bull

- ~

II

-~

-10-

t bull

0 I ~lmrcr-- Inuober

-

Table 1 - Agronooie and other dota fOf winter vlheot varietios glOwn in renlicated plots in c0- OJerativo experioents atlQ ollppritlllpt stations in tho hard rod V1in~or 1heatoroo in 1941

~d average yiolds for 193s41 ~ bullbull lt i ~

I

121051 4middot 430T12106 i 5 5 28 T

6936 10 7 3020 11669 i 1 3 27 0

88515middot iAIir 28lJliV31$ 408886 I 5 4 32 io6251 i12 7 2835

110 231 1 J 8-6 83 20 2 4

79 i 78 ji74 193 66-9 205middot 3middot66 lS8 565 193 65~ 185 8

5352 21~3 248 172 1148 114 9

45 174 g 39 157 133434 14 1532 135 16

39 14$ 14middotmiddot2S 160 12

o 45010 51019middot46010 45~()

60 45060middot middotASDmiddot6()4IO70 43040 43b1O~~O 50 43~b

29 029 2528 4029 T

30 402S 1027 1533 831 2D27 4$31 10

28 10middot 15 middotmiddotmiddot520-27 T 5 5103P ]0 30 490

35 middotmiddot51025 49~020 49_016 4SOT 560

10 middot5()55 4E()

437

64167

137

middot786

12middot9

1312

11673lt 6middot11956 i 8

11805middot1lt9

---- i 12 811754 11 7

5146 13 128180 i 11 7

~ Do

CorrinChe CvvSlc x T~sect

Ihrtln x TeIlDlJrq _ Konrea-Hord Federation x

Temarq

TeurorioarqPewmec

EiJly Blackhul1~iviraBldokhtillH~e ~ ~iedit crran~ (Sol

41~16-3-3)C1iefkanKtmred KawvElle bull

Mediterran~f~g~~c6~

Meditenanean selection 10086Red I~ selection (TS 7250-1) ---Denton 8265Mcaster 6471Khark6f 1442Clarkan 8858

1

-si-oildd eror opoundaarffeence~twodnthe oeaJl yields opoundanYt~v~ieties=i~61 bushelS~ ~

Varietyor eross

I

JClnuriber

I bullI

Medit e~anean I 11587- A-fy 6 middot36 55 188 19~6 3Marliin x ~~q3 i 11805 May Q 40 50 176 198 2~a1e x ~enoaro bull bull I -11956 ampr~ 6 middot36 3 17~2 tTenmar ~

6936 MaY 2 37 51 165 199 1 Kanreaard Federation x Tenxnarq 12105 1V~y 1 37 52 148 Jmtin x Tenmarq3 11823 liJ8Qr 6 38 48 146Pawnee 11669 May- 6 36 50 132 19-0 4 -Chiefltan 11754 May 2 37 51 129 172 - 9Qrlvira 8886 IJay 1 40 53 127 190 4Denton 8265 UOV 6 39 51 115 16-6 11Certified Turkey 1558 May 6 40 50 11-1 168 10Ji)ar1y B1ackbu11 8856 =-i1 19 37 51 108 181 6Kanrea-Hard Federution x Tenmarq 12106 i 1 39 48 103Comancha 11673 lvay 1 37 49 101 177 8Bl 6251 Hay 6 35 50 100 18-0 7Cheyeon 8885 lhy 6 34 49 amp1 162 12thaiko 1442 vhy 8 33 49 77 150 16Kawval 8180 May 7 42 50 74 152 15VGU1ghn~koy (TS 15133) May 8 37 49 69 155 14Kaura 5146 7 36 48 57 158 13i ~VJaY

m~a error ofa4idiffere~~ be~c~ the mean yiolQs oj any two variDties-= 154 bushels11 Replanted on Decembcr 11 1940

iIH _ r ~~~ ~-- ~ -1-- ltJ t

1t

Table 1 (Continued)bull 11

l~lti12n8

middot1middot243

S6

7

188174169170155150142

~OQgo+] 1i~ dacre AVerage~ bulleld_ 1~39-41 ~ailkSuo) (Bu

579 397580 368540 355562 333581 325548 303536 299541 268538 256512 251 134 510 245 135541 231 125554 191 132$46 187 136

July 1~40

June 30gt39 Juro 29 J 43

June 2S38 July 342

July 444July 3 43July 4~ 41June 28 38Julj6 42July 4 41JUly 4middot 41July 1 42June 24 36

252322222430262822

3028

282416

1195611669118051167311754

818069365146

1210688861412155862518856

- BusMald TOlQ)IL-

(Four Ifiyenf4-acre lgtlots1(Irrigat cd)

Variety Or bross nmiddot~middot~lt~~imiddot I--r~o---l______i~~umbor L~~J~_+nri

KaVlvalexTcnmarq PavmooMartin x Tonmorq3

I ComancheChiefkanKawvaleTenmarqKanred lt

Kc11lIed-~d Federation x TetliilarqCheyenne KharkofTurkeyBlackhullThrly Blackhull

~

Lovrbon Oklahoma (Three 01332-oPre plopounds seeded October 7

emerged October 15 1940)

DtCVariety 00 cross CI --

number Headed Rii9

Oro x Tenmarq 11672 Apr26 June middot2 40 5 17 58 355 279 1Comanche 11673 Apr26 June 2 39 5 75 57 316 267 2KawvaJe 8180 May 1 JULe 3 41 10 17 57 287 234 6Kuvvalo x Tenmarq 11956 bull May 1 June 2 38 5 50 58 282Turkey x Kawvale (La35-93) --- May 1 June 3 40 90 20 57 270 229 8Tenm~rq 1)936 May 1 Jule 4 39 25 65 55 267 245 3KawvaJe x Tenmarcr 11750 Apr29 Juno 2 39 10 20 53 267 236 middot5Pawupe 11669 Apr28 June 2 36 middot10 2W56 26~3 244 4Cheymmo 8885 i1oy 4 June 6 38 90 1 58 250 234 6Ebrl~r BlackhuU x TeIunarq 11952 Apr22 May 30 39 90 90 60 249kly Blockhull 8856 ~r19 lffay 30 39 90 95 60 242 206 11Kanred 5146 ay 4 June 5 39 90 75 55 219 220 9

~Iobred x Ka~le (Ia~3amp95) ---- Ani30 June 5 41 10 50 58 214 202 12 Cni efkoln 11754 tjy i June 4 40 90 85 58 205 214 10ICbDrkof 1442 May 6 June 6 38 90 60 56 199 200middot 13Turkey 1558 1~ 6 Jtine 6middot 37 90 pound0 55 196 196 14

~ Clar1nn 8858 M~ 2 June 6 42 90 25 58 176 181 17Penquito 11745 Apr 3D June 4 41 90 65 57 174 183 15Sibley 62 11523 Ivhymiddot 4 June 6 37 90 80 54 163 -181 17Blockhu11 6251 May 1 June 4 41 90 65 56 151 183 15HarVest Queen 6199 1hy 1 Jtine 4 42 90 40 54 133 150 gt19

Stan4poundlid errof of a differencebetween~ho meal YieldsofanYmiddotmiddottVloVorieti~s 1SV6ushlt31sbull

) Higher at time of harvest

Table 1 ~ (Continued)

7

middotmiddotmiddotmiddot645

p~

3amp0 13~5 3304 6298 8347 232-5 3292 9304 631552amp6 1129~2 928-4 1327~3 13271 14

i El~s Kansas(FoW p1~tsseedeWOetober~eniorgedOctobor 13 1940)

1---~~--___---_i- _----~_+_-- 1----middotmiddotmiddot-middot-+---- ----+--+-+----qt--~ --t+---v---y----I bull lt bull C middotT nbull i ~I q-I

middotVUJoty PrmiddotmiddotmiddotcrO8$ middotmiddotmiddotmiddotmiddot vJ lt number Val

ct ~

PaWXleemiddot 11669191 24 21 37 5 64 427 246 1ComOncho 11673 195 24 23 38 20 63 406 ~44 2Choy~o x TOJllllarq l1972 J91middot 25 25 ~ 15 middotmiddot62 46~rOrax ~enmat$fmiddot 11672 198 23 23 38 25 63 39~4 234 3CheYQDne xJEci1rnorq 11973 r91 ~425 38 5 63 471EbT vb 36~5 217middotlymiddotB1acqll Hir ria 11846 194 24 25 39 4P 62 36~5Euly BlackhUll Ii T~iq 11952 1middot~993 2132

4 2Q 40 middot70 62 -

Tenmarq 6936 26 39 406 350 21aChiofkan 11754 rJl62

149middotbull 29 40 1565 350 middot 22~7

b1y Blac~l Ba56 JJ66

18 40 80 62 337 32~0Rod Chiof 12109 9 24 26 42middotmiddot 40middot6pound330middotmiddot ltmo 8220 198 28 27 37middotmiddot 80 61263 i71 9Nebred lO094~00 aa 25 34 90 61 259 i7~6 8Cheyenne 88f35 199 29 27 36 80 61 254 16(gt13

~ed 5146 199 middot~middot28 27 39 middotmiddotmiddot80 61 251 166 11~kQf i~12 -198 38 27 38 80 60 2~19 1$4 12Blackhull 6351 T96 24 26 4() 17 61 236 167 10IUr~oy 1558 99 28 27 37 90 60 218 153 14

B1cqkhu11 sqlectionHC3Q9 199 a5 26 39 90 60 175

bullStQndo1-d qrrqrmiddotofu~ffer~q~b~tw~enlihe mean Yieldsopound any poundwo ~[1+iotios 153buSJiels

1

- -

1Ill

Table 1

(Cominued) 1 J 14-

~

tmiddot i f

j bullbull

i

i bull=

244

1

I Akron Colorado ~ (Four 1 41acre plots ltmmiddotmiddottl1low12 on oornland

seeded Sertember 9 emergedSeptember 15 194b) _

Variety or cross

_ oi verag13 i131 C L Da C bull ~apound yendight i pc~ tlCie Average -r-shynumbor HOOded i 0 rust I 15ushol leldmiddot 1939 anQmiddot194l~~

Uly n Ll s 7 _ (Bu)

Comanche middot1673 May27 7 13 24 565middot 18~5 i3~middot5middotmiddotJl1llrly Blackhull x Tennarq 11962 ~ 26 730 26 bull 580 173 Chiefkan 11754 ~29 70 27 580 16~4middot ~middot13~t~~lykbBul11ackhulmiddotlmiddot 6

8825

561 ~i~ 2283 7

7 2

38 5 2296 5

5$7bullbull50 1~31Z~k

pound(U bull~ 16pmiddot12~5 middot KDnred-Hard Federtltior ~ lt lt middotL gt i (

Minhardi-Minturki 11970 [1by26 7 3024 Jsslo 160 liO 3Temnarq 6936 ~ny 30 12 23 23 565 159 12A 6Pawnee 11669 ~lay 26 7 ~Q 22 565 15~2 middot110 7Kanred 5146 iJune 1 14 25gt24 57~5 ]3F 108 8Cheyenne 8885 ~une 1 12 33 24 570 129middot 107 9Kharkopound 1583 June 2 19 25 25 560 12i6i 102 11

~~~~f 1~~ 1rJ~ ~ ~~ ~g~ frtmiddot 15~ igMinturki 6155 vlino1198 28 560 108middot84 14Kmred x Morquis Akron No~44) --- 1lt~ 30 12 13 23 565 105 95 12 ~Alton 1438 iJune 3 19 -18 ) 27middot 57~5 77 7 66 middot15

Standard error of ~ diife~eI1Ce~et~~yenth~m~tm1ikiasmiddot ~~~~~O~~ietie~ == 275 bushels

i

oj ~ - -- - _ -~-

j j

~t middotm - ~ ~ a ( f

~

CInunbcr

Tabl0 1 - (Continued)

(Five 14o-acre plots

1----------------+-------1-

t Variety or cross

Lincoln Nebraskaseeded Scptcobor 25 ~~d 26 coerged October 1 and 2 1940)

Le~~eigh~rus~ lifE

PCu Inbull

poundtaridard error 0pound a difference between the mconyields of any two varieties ~ 1b2 b~shel~

JI Notes taken from 1 (light) to 5 (holtlVY)

244 225~1 1

231 3

al6 4-

184 1219~8 7200 6

t

169 17 -19middot8 middot1middot tJl

202 5 t

Kmvvale x TenmarqPawnee Kawvale xTenmarq lse1 23867)

Do Nebr Ho 1104)middotcDc Self 23819)Do Nebr No 1113)

Minturki x B1ackhul1 (Sel31A-899)KanredxBlackhu1lIobrelti selectionbredCheyenne selectionChiefkan Rope xTurkeyrobradClarkanCheyenneCheyenne x orenmarq

DoTurkey select ionCheyenne x TemnarqNebraska No 60 B1ackbul1 - Turkey (Nebr No 312)Cheyenne x TenmorqTurkey (Nebr~ No1)~TenmarqXbarkopound

1199211669

__--

118441199710094116661175411964

693488588885

11972121031157711973

62506251

12104

11673693614-12

727571656768797176877946767866725450654574517143middot715255iiI

23 24 70 34 25 2141 58722 23- 50 n 11 2586 60421 23 70 31 12 _~349~ 6b~022 23 60 32 10 2]19 bull 60223 24 60 32 1~3 1867 59322 23 70 32 11 2203 60226 26 80 36 40 ~060 61824 26 80 34 2-9 1L879 60325 26 80 33 34 1717 60~4 25 24 80 29 ~6 21b3 tiO2 26 25 70 30 38 2022 59-826 26 80 35 26 1590 61123 24 60 - 28 46 1979 59526 as 80 31 37 J8~5 62-027 26 90 38 2-8 1537 60326 26 80 29 39 1693 593 26 26 70 30 3-9 1339 58 L126 26 80 32 46 12$middot 60026 25 80 31 3-3 1814middotmiddot q7924 25 70 31 3-5 1478 middotmiddot5gmiddot8middot2~ 26 80 31 3-8 1789middot middot5ampZmiddot26 26 80 32 32 1588 5amp627 26 80 31 40 1696 5amp724 25 60 32 0 1329 59bull 727 26 00 31 42 1634 58~523 24 50 33 48 1179 57226 26 00 31 44 130~ 57228 27 80 31 36 ~ - gt 1307 563

~ ~

306298297278274271253

2318226 20720019~2

1901891amp8184178178173 189 9middotL6315~2 172 16159 IS7 10157 17~4 1515~b 154 17~8 1~

152 1ih6 III5 17~5 14

1l~615~4 IS

-

~ -

16 _

Table I - (dontir~ed)

amplIl1

194 2200 1190 3

C

11)2 81amp1 9

t172 6169 7177 4176 5154 11150 12144 14158 10

145 13139 15

129 16

NQith PJattet)iebrE-skh ~ ~epHcations1 ontol1owi2 replications 1~~

Tmiddotmiddot--h~a Hci~~

Variety orcrOJiS

(Four 140-acre plbts~

Nobred lQQ94 81 i JUrieZ z2~28 55SCheyenne selection H606 66 ampe2 555Cheyenne 8885 68 Jimo3 25 660Kanred x B1ackhull 11844 42 June 2 2tj 540~urkey selection 11577- 63 J1ilie middot3lt $O53~0 ~urkey selection 10015 64

25 June 2 29 540

Chiefkan Il54 JUhe 2 35 575Kanred 5146 44 June 4 25 545Kharkopound 1442 49 JuQe532555Nebraska 60 middot5250 39 vuiie521 ~~~g~~key (loq~) ~~~~ gt~ ~~~l ~~ 540North Platte 11 8884 23 June 4 -31 550~enmarq 6936 24 June 4 32 540Blackhull 6251 3QtuneA 30 -550~u~~ ~ -JW73~ ~ ~e3~ ~ ~~

Pawnee 11669 13May 31 29 550

Stondard er~or 0t~ d~tS1~ceb~nJYhem~yi~nisoimiddot~tw6V~i~t~S= 1~~bUShels

i

i

~

10

~ ~

i

I

I

iI

~ I

~

~

-

I c

-i i ~

o_

~j

fmiddotjL

L

Table 1- (Continued)Waseca Minnesota

(Three 17~acre plots)

Vari 9 t y or cross Clnumber

Ilhrmin 11502 70 2 7 20 80 83 60 54 0 8 185 349 1H41 x Minturki2 (Iviinn 2701) ----- 58 3 9 T 10 85 65 530 176Minarax Mbiliardi 8888 60 2 7 25 100 90 80 573- 167 366 2MiDhatdi x Mar~is (Minn 2699) 65 2 7 T 60 83 68 529 151n J5 Minturki ~~nn 2702~ 32 4 7 T 10 85 70 533 128

Do Minn 2700 ---~ 38 4 7 T 70 80 63 526 105Minturn 6155 23 3 7 T 100 82 65 531 101 316 5~lebred 10094 17 2 7 5 100 85 7Q 536 middot SO 345 4YOgo 8033 15 4 9 5 95 73 60 533 87 -353 3KJakopound 1442 5 3 7 35 95 77 67 517 66 308 6Karmant 6700 0 453 2

of aIry two v(lrieties 204 bushelsstandard error of ~diplusmnference between tIle mean yields

i ~ -

I-

St Pill Minn~sota--1

(TEree Q-acreplOIs) bull

Variety or crossRank

~ iit Micllardi 8888 38 thy 30 9 41 30SE 70 92 73 5S0 21~4 39bull5 2l~di

- 514g 53 June 1 10 41 50s 100 93 62 56~ 200 37~5 4I~ 11502 33 lIay 31 9 41 T 80 92 67 563 200 392 3Minturld 6155 32 June 1 10 41 10SR 95 90 65 566 179 39~6 1YQgo 8033 25 June 2 11 41 lOSE 80 88 68 566 175~ It Minturki2 (1finn 2701) 24 Atfay 31 9 42 T T 88 65 54-9 16-0Minhardi x Mar~uis (Minn 26y9) --~- 18 Yay 31 10 37 T T 95 77 571 135

- amp44 x Minturkl (Mimi 2702 8 Junamp 3 11 40 T 5 93 62 559 7-9Do (Minn 2700) 13 June 1 8 40 T 15 90 63 546 74_

13tandard ~r~or of a difference between the mean yields of any two varieties ~ 293 bushels

Table 1 _(Continued)

~----_~_--___

70 802 Z9~875 610 247 262 3S5 627 2-16 243 475 611 24665 604 21368

61 8 2~12 275 2

65 591 23170 609 232 280 1

-middot~middot----7-middot~7--f- -__---~--- _bull___-~ I middot

18 10 7014 ~41 831536 6514 397216lt43 6315 ~ 398515 flO middot1815 nmiddot 73

~ _~----------~------------------ ---------------__-

15middot131511 ~ 13middot 13 16

middot13

8033

--_0-

middot6155

115028388

f~~~iililittirld2 (IfJml 2702

j~~~~Ii~~~yen (~1~ 2700)I Do (LUlJIl 2701)lgomiddotmiddot ~ I~~nlkUd x iVInrquJs (cm1Il 2699)

~flint~k_~___ _

1~~lc1middotxdorroi of co difference bctw(el thOi~EK-TJYioTas-()CoY]TOv1rioti~s~ 3~Q8-b1Jsfte1s

I-CD

liiilbrd x llinhnrdi 8888 87 30 36 8 600 86 95 J

KfUirkofi Bmiddot12 G~l 20 37middot 15 580 A 92 5f J

Turkey 1571 82 20 36 15 570 82 - g~2 5Nabrod 10091 93 19 31 8 60 5 - 01 116 2

V15iritUrk5 6155 middotmiddotmiddotmiddotmiddot89 2b 37 15 570 78 97 3lv~tmpoundn 11502 80 17 37 8 5~0 70 135 1lCtlifmorit -_- - 6700 76 20 36 10 530 73 80 eN6Jjrcsko No 60 6250 ~5 19 36middot 15 5G0 60 70 9Yogo 3033 07 Hi 36 5 590 63 G7 7Belog1im 1513 70 19 36 15 575 5 71 10

~__--- ~__ - __ _ ___middot-~ _I

-

- 19 -

- KclXoont 6700 83 6 11 3[J 60 382 362 7Montana Ho 36 5519 00 (3 11 38 60 382 363 6fogo 8033 80 10 10 37 58 379 360 8Ilhrmin 11502 83 5 12 38 60 367 35~9 9Nebred 10094 82 6 8 34 59 364 396 2

~ Khnrkof 1442 82 6 10 36 60 364 383 5Nebrasku Ho 60 6250 82 7 10 35 58 354 393 3lvlinard x Iviinhardi 8838 83 9 12 35 59 351 355 10

~Kcmred 5146 GO 7 11 30 58 348 389 4Cheyenne GOG5 02 7 10 35 60 345 lt109 1Minturki 6155 82 7 10 36 57 333 349 11

Standard error of 0 difference botw0cn tliC moCJ1 yiolds orony two variotios- 41r ousncls -

14126700

100025549

1-1599OG05

-10094003669350

(uuu

61550033

11502

KhcrkofKuroontRolieflJOntnnrl 36Ridit x UtrJh KolUed 540lt10ChoyormoNobrodBhroka x MinhlrdiN0w6urkMinard x 1iil1hUdiMinturkiYogolIbrrnin

BozoooIl ~iont_Ql1a(Throo 156-acro p-lots seodod Sop-tomber IG~ omorgod Septombor 26 1940)

----- IL

-i ~iT(r2ge -t Yiold I

1 V~Xie~ or cross ~nUlUber_-L_~]i_e~_-1Y-()E~9~~~~iJidl9~Bushels ushols 1

397 494 2 i387 494 2 i305 i300 452 10371366 530 1357 4931315 453 9313 161 6329middot middot157 [)315 164 5308 lt159 7303 10lt1 11 I

Standord erroof D difforenco bjtW0021 the oec1 yields of ro1Y tvlO v~riotio~middot395middotbuShols~ __ 1

l~ ---------~

- 20

Table l-(Continued)

936

108

282286

285302290

11040~239038938738~6

384382381381381

6261616063606063616162

1940)

62540

650206577~542560045032sect300

1139384039

- 404038403738

2223232122222423222322

18222220202223222221~1

Novrttirk 6p35Yogo 8033Kanred x Minhardi 111726yenewturk x Kl~re~elog1ina 1667 12~07l1ontnna 36-Beloghna 1667 x Kanred 1~108Minturki 6155Turkey x Kunred 111725

IMinard x liiinfurdi aB88 Yogo x Oro t selection5~---Kaxmont 6700

Turkey ~558~ed-(Bclog1i~-Buffuri5545)-Knxmontl x

(MinQordi_Knrmont_Mirilmrdi) 1]744 21 22 41 30 SO 379EUreka x MilUkltrdi 8036 21 22 40 800 62 376 288 7

Khnrkol ~442 20 22 39 125 62 374 277 11IMinturki x Beloglinamp-Buff1J-lll 1~66122 23 40 105 61 373 293 5I Nebred lQ094middot 19 21 38 450 62 368 263 12Marmin 1150219 22 middot10 700 62 329 2~6 13 i

I Staruiard error middotOf a aipoundpounderenceDetVfe~n-thc uleltu1 yiofosmiddotoCbny two vCrieHes _ I tHbUsnols--- i

ampvro middotjfo~t~1](Three l50-oorq plots speded Sop-tenber 23 emerged October lt1 lSl40)

VOXioty--cros -r~r 1loi~~yen~Jb-tr ~EI-s1l~~r ~ilmiddot1--- --------- _ L__ runeYciY -(r~)--L-(rbs u)----rsu-~

lKarmont 6700 7 11 27 616 i58 202 3 IMilJhrdi x Minturl9 8034 8 1428 610 258 193 7Kanred 5116 6 14 26 616 256 205 l I

Novtburk 6935 6 14middot 27 614 256 205 1 IMontonn No 36 5549 7 1428 612 253 197 6 I

Kbnrkof H12 7 H27 610 250 200 4 IYoga 8033 9 14 2~ 604 247 199 5

lviinhardi j lkinturki 8215 7 15 27 602 247 176 12IvanturJcent 6155 e 14 30 601 214 134 3 iTurkey x WunessQ 8028 G 14 26 GO6 241 IG9 13lannrd x Vd~rdi 0003 0 14 28 Gl0 225 170 10Minard x iiilhardi 3839 9 15 20 GOO 225 17G 10Nebrod 10094 ~ 11 26 810 214 180 9IMnrmin 11502 9 11 29 606 lCl 151 middot1lt1

I Standard error oj D difference bctvlGen the melt1L1 yields of any twou

v2-rietics- 130 bushel

~

STtumAw ERRoRS

- StllIldai-d errors have been9alculalied for yields whor poiislblo The accuracy of these~ t

erors mar beopontoqct9stion3incethO p]ots were notalCioIllized et all of the stations Ranshy

dom arrcmgoments were used at the Toxasand Minnosota stations Statisticians do nolll agree as to

whether or not a generalized-error obtained from nonrandomized plots is of any use From the -

agronomic standpo~nt it is felt that the~tl1tistic i~ of use although it is ro~iz~qtpat tbe

valUe IIIEliY notb~entirelY~6rject Just how far wrong it mew be~s not known

The anaJysis of vori~e wns used for tho 1940 yield data at each station Total var-

onco wns obtaired and from this WO$ subtracted the vJlXionce duo to varieties uno duo to raplie8

tio~ the remcentnder considered as due to error To obtain tho stOlldord crror of tho moantho

sguaro root of the meon sqBamp0 due to error or the standard deviation WaS dividtld by the

sqUarc reot 6f the number ofmiddotroplicntions for oachVnriety Thestnndard error of 0 difference

w~sobbainedbymultiplYitig~hestaldorderror of a moon byV2 1

The sttinaJrd error of an I1vorcgo Qf ovcrcgeswas dctorm~ncd by tho form~o

wh~ro a b kac --n ~emiddotthe soparotc$tDYJcl~darloors and N =tho number of scphratGav~rages

Thostlmdnrdetror iIi bushels mcw be exp~essod in per~ent by dividing the stf)ndnrdo~r9r by tho

meon yield and multiplying by lO()~ Tho SUIlL1ory of these stondo-ild errors is shown in table 2

together with tho number of plots and ovorGgc yields at each station

l

~

~

t

l ~ ~_

3middot4

41middot

229 1S-3 232 132 5684 ~39i 5~53 3~92 277 817 ~

I t3 2483 187 153 108 4~354 $159 2~5 153 108 3~423 3525 225 184 130 369 t

I4 1395 ~89 275 middot194 1391

5 ~O32 2~88 i82gt 129 6354 lS98 266 188 133 951

I 3 ~lA5 250 204 144 1258

3 ~5n 359 293 207 13173 2485 378 308 218 877

2 ---_ ---- ---IJ

3 ~609 8~1ltb -119 296 820 ~

IE~27

3 4bull84 39gt 279 middot7911

- 807 205 1041 102 a~middot683 2399 159 130 092 383middot - -

Table 2 - Humber of plots elerge yi~ld c41dmiddot gttmdtmiddotrd errors for the plot test at caeL coop-erating station 1941 i I

I l

~oxns Denton

Chillicothe Bushlandmiddotmiddot

OklDJlOmbLmrton

WoodVIard~ K-ms~s

i-ltJL1l1Dt t ani R1Ys Colby

lt middotColorado- Akron

NebraskaLincoln

North FIr-tteMinnesota

WtsecaSt PaulGrclld RapidS

North DGkotnDickinson

1yomingSheridm

MontoxaBozemanMoccosinHavre

t-

The yields of the uniform as ve11 as other varieties grm-m in cooperative experiments

have boen summarized for the different districts and states Vlhore possible average yields fo~

the last years (1939-041) ore also givbn

Districts

SUllll1Drie6 of the yield cwta forthe uniform v3Xioties grm-m in 1941 ond the 1939-41 aveshy

rages vThere available arc presented i~ toblcs 3 to 8

In the southern district in 1941 yields VIore reported from fivest~tions vn10re ton vari~

ctics 7ere grolm uniformly The dta arc presented in table 3 There the vorioties arc listod

in order of average yield ~KarJOlo x CCllLnrq (cr 11956) in tho uniform plots for the first

time ranked first YJith on average yield of 273 bushels per acre Pmmee rruuwd second and

COll1Ql1Che third Chiefkan had an averpge 7 bushels less thJn the leading v~riety Kcu1red

Klnrkofcu1d Blccld1ull rere at the botton of tho list

_23 -

078

4~97

132

568

1~80109

917

of 2 00Dl1bull oIIt

Stondrc1middot prror

StU1d1rdprror of 0 Doar

Toble 3 _ SUOJ1Llry of overogoy~el~ of tho uniforJl lirtox ~J10t vdobi~s gtQJn iyenl~p1(rt~~sts d 5 stdi02S hi tlO southori clistr-i~t 1941

j --~middotmiddot----------iif---middot~middotmiddotmiddotmiddot 7W+g~ro[Cfr--fnbusroi~~t ocr

1e ot i ~I_-~--II

1lXioty or co~s C I tliITli ~i d bull bull Avorago

I~lili1bormiddot Denton I cotho_ Busll~c4J La1iron- IVoodvffixd _--_____ i

K~iVolO x TOIlnIq 11956 86 172 397 4~H2 42middot~l) 273 ilmmoo 11669$9 13~236~8_ ~6-342~ 7 25~2 IComnehe 11673 110 101 333 ~16 388 250TOIlIlUro 6936 74 165 299 267 3-88 239KDNDloB)80 48 74 303middot 287388 220Chidkon 11754 52 129 32bull5 205 302 203Jlhrly Bbckbilllmiddot~middot8856 66middot 1O~8 IS~7- middotmiddot242284 17 9

lKmrod 5146 48 57 268 219 249 16-bull8~1O-rkof 1442 29 77 245 199 241 158_Bl_1C_kl~ulh- middot 6251 54- 100 19=1--~~15 bull~1~_----29~bullO__ 157

bull of bull

(bushols) 114

(p~cont)~middot 199~middot~ --

In orelor to SO7 tIle _b ellevi or ~f the vriotios for C SOtlOTJtJt longerporiod f the overCge

Palm-ee 1Ccl tho

~~o varioties are listod in order

~ yiolds for 1939-41 ~e sULlrnrized for 9 v~riotios ir- toble 4

of the roiC11tccl ovcr~~g()yield bosodon tlie rsuHs of 18 sktioryo~t tests

highest over~ge follOTed by Cononche CHCfr[lll ond IenrJLrq EJlcorkQt Co-1dmiddot Ifru~edInd the lotost

overage yiolcls The oiler ofmiddottilO lec-cling Y~~rictiGS is tle sene -os for the 1938-40 ovoroge e~

copt thd Tenrrorq m91l lQl$S lJigh0rthik~Blockhul1~

tests at 7 stu-Toble 4 - Su-rnory of over-ge yi~icls of 9 winter wheot viUieties gtown in plottiOllS in the southern~district for all or 0 -flart of the period 1939-41 =r SEelspmiddotr nciE --I

Vnrioty CImiddot ood Weightednumber Law on vrrd nv~~_ __ ---~----=~_--l

NulI1Poi ofyc0Xs grown 3 3 3 2 3 2 2 PnwIioo - 11669 middot205 190 - 1S-8 244 360 175 396 248Comrincho bull 11673 231 - 177 169 26-7 327 183 387 2t4Chicfkun middot11754 middot213 -172 bull 170 214 315 170 367 228TOI1JllQrq 6936 193 199 150 245 304 167 337 224

Blocklull 6251 1S-5 180 132 183 292 176 389 215Krwivcle 8180 174 152 155 234 296 305 21-03Ebrly Blockhull 8856 19-8 i81 136 206 286 192 294 210

J Klmrkof 1middotl42 148 150 135 200 27middot1 16~0 344 196W Knnred 5146 middot172 158 142 220 273 151 186

I~

Formiddotthe cCl11rcldisttibt ampitivJere reported froD Sixstt1tionsmiddotin 1941 (tob165) ~ho

d1ta orcfoirlycbn-sistcntoxclt1gttinmiddottho Coso ofNorth Plotte~ Pbirio6 ruJked firstuith un aveshy

roge yield nc~rly 3 busholshigher tlk~ Coonncho valieh ranlod second Cbie~~~ r~ed third

Tenrnorq fourth ond Choyenne fifth Nebr6d Bkiclrllull nnd Khotkofvlore t tho bottQm Qpound the

listbull In ViCIl of th0 ambimt of wintorkilling ot sorie of thcsostbtions thohighoverJges or

Povffiac and Cornncho weve 0 surprise In toble 6 the avorgQmiddotyieldsfo~ Jdh6 lost three yo~rs

h

for nillltl voxictics grOVI11 at six sbti Jns ~e s~izcd~ lotIlCO rolccl firs~ ~ayipg on jdvontogo

in yield of 14 bushels over Conll16he~ In third IJIQCc TcS Chicpoundlm1 foli~ved by Tenmrq and

Choye~o Korlred and Kharkopound l1odthehciWest ~vcr~cgc yields fOr t20 periodbull

Ta)lomiddot5 ~ SUDI~117 of~voiogo Yiold~ of tho uniforp winter whoet varieties grovm inp10ttosts~t 6 stctions in thcoOl1trcl (jlistrict 1911

) ~

B-- - Avr~go-riTld hb~Sle_ltrDlrO JiT--E V~ioty ~ Cmiddot Imiddot ~North Jvergo

______ ~- middot_p~lb~1ihJJ11[~ttan HrlYl-lC)l~1LJ llkron Li_~~~E1Pl~tte __~_

PavlIleemiddotCOIDiJnClle ChiefkanTenmarqCheyenneNebredJ31ackhullKlmrkof

11669 314 42~7 410 15211673 ltl96 406 375 185

11754 263 35bull 0 367 1646936 239 350 386 1598885 281 2p4 342 12-9

10094 220 259 346 1186251 233 236 326 163

1442 187 249 331 120

-

2981521921511842007

15911~6

108

435

Standard error of amean (bushels)

middotStundoFdmiddot eriorofti mdbD (percent)i___~__ _---__--_-~ _

Table 6 Suttlcxy of avorcge yiclds of 9 wbter yheat varieties gra-min plot tests lt 6 stashy tions in the central district for all or r1 pert of tne poriod 1939-41

middotf + bull bull ___ _--~~-------~-f-m--

middot-V~riety CI li--~yerrg~1t~1middot~__~l~$l1el~

1______ nuober I$lbnhattan EnyUQolby l-11lk=middot~ran~~middotJ===L==-=--~==w~1Humb0r of ~rc~~rs grom 2 3 1 2 3 3

Pavincc 11669 318 246 410 110 251 129 225Comcncho ~ 11673 91 i44 375 135 186 145 21-1Chiofknn 11754 281 ltl27 367 131 200 161 211T~q - middot6936 26S 21~8 386 12 175 144 199ChoyeIL10- 8885 270 160 Y12 lO~7 202 190 197Nobred 1()j94 252 176 346 10~5 184 194 194Blockhull (3251 250 16~7 325 125 187 158 18-8KcUed 5146 228 16~6 352 108 172 185Khnrkof 1112 i 21Q IG1 33~1 9~3 151 169 172 i-- ---- --_ ___-__-

~~le Yields obiinedin the nciJftperil~istrict ia 1941 aXe prcschted in table 7~ Ihtn wer9 1- ~ -

i-qgtortod froq 7 sktIcii1s YTithfour v~-iriotiQlpeing grovm illliforuly For the average yiolas ofbull I- i- bull

ti~se sht i~S J iun-irdx lii111nrdi (d~i S8SSS 112a 0 Slight~dvLntigemiddotin yield fo11oel by Yogo

Ivhrr1in und iilinturki in the order I11Jledmiddot Excludimiddot~g the d~to from St Pul 2nd Gr~1d Rapids from

tlO aver middotgQs iunrd x 15illlnrdi (C ~I ~ 8888) rDi1ked first IDirkOfseCOl1d ai-id Yoga t~ira lviil

turki nd LVJcIIlL ~Dd thcloues~lt1vmges ~1 though tllO sprc~Jmiddot b0tv~Wen thomiddotmiddot highest Clil-d lOVlost Oye-

r~ge yields RS lossthl+twobUshelsOvwro3-yomiddotr period ~ot 6 sttions (t~b1e 8) Yog0 Cild ~ - ~

N~bred hcl the SDO ov~r-ge yi old cl9sely f oii6lOel by 1Jiii-~ra x UlinlltJrcli (C I 8888) mel Kl~-crkof -

-~

h

middotmiddot 25 (If

j Table 7bull SutJIDary of avercge yieJdp middotof 7 varieties of vtiilter heat grOJIiriplot tests amp~ 7

stntions in the northern district 1941 _ J

C1Gie ago yield inJ]iyencr exe a middotmiddotycrag-neIdVarictyorcross ci~ 1- St Grol1d 1orJ- oze- lVJOe- T-~ b sti11

-=- __ numocr hioscca p9u1 JEbpid~ dan IlDJl casin vrc tions tmns=J

Y1iIJrd x Minh1rdi 8888 167 214 24~6 35n 32~9 382 225 273 291KhJrkof 1442 gt66 ---- ---- 364 397 374 250 ~---- 29~OYogo 8033 87 175 242 379 308 40~ 247 263 285wmont 6700 Oi2 _- --~ 382 387 381 58 ---- 282Hobrod

10094 90 364 357 368 214 279-

Minturki 6155 101 179 2312 333 316 38~6 244 256 2761hrmin 11502 18~5 200 ~~- 367 30~3 32~~_181~~59 _2~_

~

StondJrd error of 9-moon (bushels) )44 207 218 296 279 102 092 O 7~ 091 St~ll1dDrd error of ~mcan (percont) 1258 1317 877 820 791 2 68 383 338 352

------11 Excluding St Pbul and GrciidR)pids

Table 8 _ SUrnrDu-y of CvorL1g~ yields of 7 wintor whcnt varictics~0vmii plot tests at 6 stashytions in the ortherr district for 011 or n part of the period 1939-41

ifoight-Cd~ bull bullbull lt

I - d ~r~~101s Pj-ClO 2t -VJXiety or crQssgt middotmiddotCbull hor-I Boz~ iIoecj )ve- I

= i 11Uniber vifasocn iclcn-L-L1DIl I sin Ehvr_o r~ 0____

llfumbor of ye2rs grOqn 3 2 3 3 3 3

IYogo

87 L1509 199 298 8033 353 360 311 iNebrod - 10094 345 116 396 493 263 180 298Hinard x Minhordimiddot 8888 366 905 355 457 290 178 292Klinrkof 1442 308 92 383 494 277 200 292Karmont 6700 80 362 494 282 202 284Minturki 6155 316 97 349 164 285 184 283lvllLmin 11502 349 135 359 404 246 154 275

States

In scvorol of the StG-tcsthero lore two or more coopdr-diing st2ti-Jl1sfrom vThich date Tere

rocoivod- in 1941 At sono of theso stations only the unifort1 voriotiosmiddotmiddotiere grcim Thilcct

9thors aMit ioriaJ varieties were included It has been the practice to sUlIlt1arizethe middotdiitiJ by

St-tes by averaging yields from all stations within a Stato In ]941 more thun onc stntion reshy

ported data in Tcms Okluhoma Innsas Nebraska Mim1Cs0ta arid Montonn and summariltls wero

~ mnde up for thoso

In TOlqs lmiddotyoriejie~middot tero grOim at the threo sktions (Ina tho averoge yields oxo shown

in table9 middotKrlIN~O ~T9nparq(CI11956) lvbrlin x Torunlt1Xq3(CI 11805) Fameo 2LJd COIJQl1o

che hld the highest oVeroge yields For tho yo_Xs 1939-41 includh1g9 siction-yoors Pan1eo

Comanche me l~rt~l x ~cnr1IJrq3 (cr 11805) rll1kod the highest

Tw stptions rcportQd datg bOk1~10Ila in i941 (table iO)~middotKmmiddotIvnlox-middotTonriarq(Cl 11956

raJlked first COIp1chosQcond pndJawnce third Foral1or1i POxt of tho ~pcriod 1939-41 5 stu

tion_Y0Qrs Pamoe 1115 had the highest DVercgc yield follOlCd by CoCucho and Tenoarq

- 26 -

Tobia 9~ -l~vr~goYiold in ~ushdLs por ocrbof Tintor n~lot v~riCtioslt grOmil~ plot tests in OxS 111 1941 uld V101ghtod ovorgospoundor 1939-41

191194I9181185

16015 7172144166

---------~-------I-+----~-_---+_s---- I

-=--olt-c- u-----Ra--~middot-l I1middot I2 I5 I

I

I

218205190

181-179 169

- 14 bull6 )A2

124 120 middot117

115__----

11956 11805

11669 11673

6936)11754 12106

81805146

8856i 1442 gt

6251

ViriJtJ~ orcrcs s j lie1 I~--1----- -- ~ i-2luobvr

~~~~c~gt=~ Phvmoo

~ ~ 06nonchomiddot ~

6~~ 11middotI ~odIL-rd Fcdorot ibn x Tcrunrqmiddot~~o Jihr1~r Blaellthull

middot Kbarkotmiddotmiddot Blackhull

2i

6347

59middot~

1011

303314272280276

-254275249252248243

Table )0bull- veroge yi~ld in bushels per acre of wintcJ wheat vadeties grown in plot tests inOklaho~in 1941 DrJd middotvrcigltcCl uvcragos for 1939-41 I

1--------------- Imiddot J ~-)vcr CyiOIirTn--bu-Slh-Cl-S--------IVoh6tymiddot6i- cross j I c] 194~ 19~941

1----------__~__~ I numbor~ (2 stohdns) 5 stohon-yeJXs Bonk _

Kawvo10 x Tonmorq 11956 356Cornoncho U673 352

middot Pavmoc 11669 345~middot1VolC gt bullbull ~ 8j80middot t 338 ~centnmorq 6936 32$middotDhoyenno $B85 277]trly Blnckhul1 8856268 middotChiofkori H754 254

-Turkey 1558 24~OKanred 5146 234BIQCkhull 6251 221IChnrkof 1412 220

1 _

Doto wc~oroportbdcfmiddotr6mthroo shtions in Kll1s1sin 1941 (table 11) lith thirteon vori-

middototiosboinggrovl11uuiforI11y pavmoC~lod thohigl1ostovoroGo yi oldfo11owei by OOIlahcl1O and Ebrrshy

middotlyltBlookliuiimiddotxToiu1orci (CS~ 11952)Chiofko1rCrJkodfauxthoJdTeon1rq fifth For the 1939-41

poriod inc1uclllg 5 station-hcrs tl~o vrictios rQ21c in tho follovTbg ordorfor yiold Famoo

COrnW1C1l0 Oldefkol nndTcnImtq

In N0br~sl~ tuost~tions rcpo~tod amp~to mld ~t theso Ncbrod hod themiddot~igllCs~ uvorogo yio1d~

fanowed by hwod x Blackhlill (CI 1184-1) ondPQImoo middot(tabl0 12) COJ1ltJ-1cho tC1l11ltodlast duo te

wintorki11ingmd hessibiJfly dDago Cherenno soloctitm ChOyCn10 Povmee ~dmiddotNobrod had tho

highost longmiddottir1o ovcrigcs C

IVbrnin had tho highostrwOigd riold in IVIinllosota in 19lt1l(hole 13)~ MinlXd x iv1ilJi~di

(6I 8$88) o~cl H41Xi1int~t1cl2(f)Il41~Z701-)a1sbr8jllcd high Thrcoviiiotibs iAiliarQ x IIpoundrgtshy

middotlnrdJmiddotmiddot(CI 8883)- rc1niplusmnl 6nd IVlJntWki foJt) aDout equ61 foriicldfortho lastthroo Yo2rs

l

- 27 -

Table 11 Avqrqgeyielci~i~busho1~middotPQrocreof~linbex ~1heatnridtlestpOIinhiplot tests inKansas inI9~1[Jyl vrcighted avorgtgcs for ~~39~n

Vnriety orcro~s CCIhunber_J-gt

PawneeConanchohly BlnckhullChiepoundY-anTonocrqCheyenneEJrly BbckhlllOroNebredEDnredBlockhullKharkofTurkey

Table 12 4iv~rogc yi91o In bushels oor nere of VTil1t~r hed br~etiosgTovnl il~ plot tests inNebr~slm it 1941 ti1ld Vrcighted avcrrges for- 1939o41

Vortety or cross

NebredKanred t Blocld1UllPownee Cheyenne selectionCheyenneChiefkanTurkey selectionNebraska No 60BlackhullTenrnarqKharkotComanche

CInunbcr

10094llSmiddotH1166911666888511754

115776250625169361442

11673

20~1 200119~4192

180 172

168153135131130Ip

189

190 199

190 18i---~

175173190162IS6

4

3125

67

1098

3

21

-

Bank -~II

~---

~---

----

331

334 337

- (

211209193middot17317i1amp81$~8142

6155

8033---~

-----1150288~8

MJrminMinord x lViinhtrdL amp44 x Minturki2 (Minn21QlfIvrinhtrdi x lik1rquis(liiru2699)Niinturki H-44 x Minturki2 (Mil1l1~ 2702)Yoga bull ~

H-44 x Ivinturki2 (iAiill~ ~mo)

Table 13 Average yield ill bushels per acre of winter wheat varieties grovID in plot tests inMinnesota in 1941 and veighted avcrnges for 193941 r -jy~~ middotidld inbushels

VC1riotyo cross Clmiddot 1941 19 9 1I----------~-----_----c_~_1--number 3stoampJoi~~r (13 stationyenrs) I

In Montonoeight v~ieties vvbre grownunifCJrtlr at 3 stations 0$ shown in table 14 middotKLz-l l - -

mont Klk1rkof and Nqv1tirk r~ed highest in 19~1 liTlllleTClrturkYogo andfDrmol1thndt-he higlo

cst yiolds during thb~~e0period1939-41

1---

~middot28

Table 14 - ~ver~~ge yield in bushols per oo~~ of Tinter he-t vu-ieties grovm h plot tests ilIYTontQIllJ in 19~1 and reighted bvorages for 19394J

Voriutymiddot o~ middotcros-s---] cI~-~~i~~~QshgS-middot_middot_middotmiddot--~-middot-~--=l____ i numbor Lt3 st~2)rsLlt8 stob~ors) _middotR~E middot_i

K1rcont[ 6700 312 30bull5 3 lGwrkof i44~ 340 302 4 INewturk 6935 336 308 1 IYogo 80~3 319 3062 WLinturkimiddot 6155 315 292 middot5

IHebred 1009431~3 289 7-Minard x IvLinbardi 8888 312 290 6 II_~_r_mi _middot--- -+I_l_l_5_02_~- ___271 I 251 8___

1

II

$UJ44ARY OF A~ONOlinC nTA [

The agronomi ]ata other t~ ~ield have been sUIDIDarized for each distriatpoundor 1941 iii

tables 15 to 17 Ih~ach easo the CLlt~ qre overogcd for as lIQJly varieties and as many stations

as possible The numb or of stutionS ehtoring the Qvor1ge is shovm at tho tOlJ of each column

The dik for ~h~ southo~diSt~ictbull arepro~entod in~~~lo 1middot5bull The or~leadodconS~dei-nbly eJXlierthancin1940but the relhtive ot1liness of the wriotiesrerik1inod the SQille

]hdYBlackllullh~ridca t4e~~liest JUlr lov~e~and CotlUlchc wore ~yenJiormiddot tmn Tc~qChiefkon overoged~edo e2rlier t~mxf BlackhuIl RipOIi~g htes shoviodo narrower rCl)lgcioXid

in this case BlackSult ovcr2l$pd ono ddY emiddotmiddotrlier th-n Chiofkan For height KcwlV21e WOoS thetoU- ~ ~ - ~

ost and lavmeethoshortest Lodghl~ d1ta from tilO sbtions SL07 toot Chidlmn ond ~r1yBlcck

hull lodged the ]jJo~tvlhile CotlnJ1c1~9- 8nd BL1ckhull Tero ciso wenk It ymS generally obdervod

thlt tho St~amiddotl of- ~lBlackhull T~t~ rQS i~lined to be Teolt in 1941 Kowvale ~Tonlmrq (cr I

11956) Pmrnce K~tyenale and ConianClicilmd lOYT 6vCtDgd LllfeetioIlS of leo rust Test middoteighbs

VIere 10 in the district with FerlYB~ocldlUll hvil1g the highest aver(lge of 565 pOU11ds per bu- -

sho1 KavlVale x Tcnmaiq (Ct 11956) ranked second end Clliefkru1 third for ovcrage test Vleight

I Table 15 - Sutlllry of agrononic chtq other tInn yield lor vlintor varieties grown at cooperatiIlg

stations intho5Olthc2l1odistet 1941middot

iI

1llUDber of stations ~ 4 5 2

KoVlvole x Terunrqo 11956 I~ tl 13 37 35 gtPowl1ee 11669

~~ 19 13 36 30 5

Conlche 11673 May 7 13 37 5S aTouulq 6936 Xiby fO 15 39 50 23KavllTc~10 8180 bv 3 15 40 29 5Chiopoundkan 11754 ~y 10 15 39 66 58Jlhrly B1acld1ul1 8856 Aprij 29 8 37 65 65Konrad 5146 lv~~3 17 38 60 65IChoikof 14~12 IoJbiy +1 i8 36 52 68

Blackhull 6251 l~hy 11 M 39 5e 63-__ ____ ___w ___ bullbullbull __bullbullbull bullbull _ mR_ __ bull____bull-~--~ ______ ---- - 4____middotmiddot_middot_~ __ middot ___ _- __--

I gt-

5

56~0

54_6550 tmiddot547534559565

-520510853~9

i

- 29 I

TliO~ c0TJtfulmiddot distdct cl]ii ~0 avorCgecl for 8 vCri9ties Jcl aroptosortod hl tolo 16 bull I

Nobrcd old GlcyCI1ne hal tllOl1ighost avqroge wintor sUIvivaJs T~le two cotlicst varioties woro

Pameo old Comu1ce both ovoroging to cbys ec-rlier in loCJing the-- TOPDltirq klmrltof l0odod

the latest Fawnee ripenedtmiddotwo days earlier than Comanche aldfomiddotux days carlir thcul Tennarrl

For plant heig1t l~obred wns the shortest and C-dcf1f4IXl tilctallost Loaf rust infoctiol1 nvoroged

tho lowestmiddoton Pnwnce andCocamc1Jc nJlp the highost onliobred Culm cOU-lts slOVI Pavlloo cnd Noored

to Imvo hud tho thickost Dll Tonmorq tho thilmost stoncls at tvo stQtions ChiefYnn hod Gllo

highest avercge test vmight por bushel with lIebrod tclci~lg socond ond Pmrlee tird

~ -

Table 16 - SunrnnIJ of ogronoIJic dJta ot1er tra1yield for vhter rhrot varieties grovm at coshyapcr-ti1g stQt ionsintl1e celtrcl district 1941

Voriety rcor J(ampte-=r-t----7-LuOc----+-i vcrcmiddotgrmiddotto es I10igJtnunber survivrl E~do4l~_o I Hoipoundt rust_ r ~shol_1

--=------ Percot ~IJ[JY (IclldS)(porcert+=-~~=-umiddot (PouldS INuobor of skt ions 4 6 5 6 3 2 6 IPawnee 11669 69 23 June 24 31 24 260 580COIJm1che 11673 65 23 Juo 26 33 25 162 575Oliefkon 11754 66 25 JUlO 28 36 39 184 601

ITcnnarCJ 693665 25 JUlle 28 33 47 155 56 8~loyel~le 8885 84 27 JUll0 29 31 69 215 578Nebred 10094 92 26 Jule 28 29 75 251 58 3

IBlac~lull 6251 69 25 June 27 34 65 195 57 6Klmrlwf 1442 74 28 July 1 34 65 i72 565

In tho aortherndisttict seven varieties tnypo conp1ed for clmrQcters othor tJl(1il yield

(ToMe 17) olthough tho data Dxe sotevlhnt frogncntorJe MJXDin and Minard x MiwJXdi (Cl 8888)

had tho highest avertlg-o survivcQs Marnin heoded the earliest but vras l1ot ripe os oorly as sone

other vQrietios ilt four stations Nebred hOO sligltly the shorter straw Loopound rust averages

shcwed -no ltliff0rcncos for t10 vJrieties but pound01 stoo rust Yogoand Nebred hod tho lowest eweshy

rages liunord x Iunh1rdi (Cl bull 8888) had the highest avcrcge test weight per bushel with iL-gtr

Din and Nebred being fairly goo~bull

~able i7- Suru~Uy of agronooic c1ltlta other thanYio~d far vTintcruholt vcricties grovm ot ceshyopercting stotions in the northonl district in 1941

j

Y tmiddot ImiddotC IJXJO Y ormiddot crO-5S~ bull bullInmbor

=-J~T

Nurlbor of s t-t ioi1S 3 5 4 4 3 2 3 3

lvIinurd x ipoundil~mrc1i 8888 77 12 14 34 78 17 92 79 601Klmrkof 1442 57 11 13 35 25 585Yogo 8033 61 13 14 35 87 5 85 65 581IfurlJont 6700 53 - 35 - - 572Nobrod 10094 64 11 13 33 7 - 592

li~Minturki 6155 65 12 13 36 89 8 89 67 575Mornin 11502 78 10 14 36 74 44 90 67 593

I----

~-l

SU1EmRY OF PLOT DAXLii

The 1941 crop Vls subjected t)severe -rintorkilling L l~ebroskn ci1d yeninuesoto hession bull I

fly and 16efrust~~ in Nebroslm ~d KnnSos Clld both led qnd steD rust infection farther

southII

Ill Oklcll0t and Texqs tdomch Ll0isturc YJQS reqe~v9d QJ1d ot sor10 stations lJUVest VloS

difficulti

(

In the southltrn district Kawvale x TenmarqCI 11959) a new va~iety in plots ranked

first fOJ yield with Pamee and CoJlaJilche second acd ~hird xspcctivelyI -

The Blackhull wheats (Bla~lili~li EJrly BlackhUll end ChictkDn) lodged or broke over

badly in the south~~~aJst~ict-under ~heextreIieiyrot coJ)ditiohsc

In tho central distrJctQvrnlte~Gorinnche and Chiepoundlon ~md the highest averoge yields at

six stDtions- 11he~o 1faricyics mde tlese averages in spitc ofvlint~rl~ning in ~Tbbraslro caused

by th6ArDistice Diy itorm~

i

HdreDpither vCgtricty d~d ICll in 1941 duo to

The bmiddotluvior of PowilCe Cfld COlJllnche is fairlyconsistont ot all stations in tle soutlcrn

ondcQntrol rlistricts cxceptot lIorthiPlcgtttc +

win~erkil1ing lt1J-ll neither roucs higllhcthb longer tine ltlv-eruges foryieldI

In the ~Qrthem dist~ict Minatd x ~i~11rdi (CI 8888 ho(l thO highest overgeyic~d 0)

five shtionsKhorkof rnIiJced seconaiond Yog~ tMrclI

Tle tVTO ncvrly naned hcots Cononche olld Immce nucle good records Cooancle is being

increosccl ot Chillicotheolcltbe plcn i~ bo Clistribute it froD t~1~t station in 1942 Pownee is

bc~ng increased and purified d WJltmhoJtcn Q1dLincoln Nebrcslm IlnS clecided to iistribute the- - Imiddot

j

variety as soonos seed is avoiloble but 10 clcpoundin~te action las beetl tolton by IC-1o1Sos WhileI

neither is 0 perfec~ vorie~y it is f61t thot each is a step fottlord JTJCl eoc~J sloulcl clo well in

its-~pted 2Xeo

fn Mil1Ilcsoto the behavior of cOJtoin FM x Mi~turki2 ~trQins WltiS pleasing ~hese linter

vlhoots corry the Hope resistalce to loaf end sten rust

In the fall of 1940

tJHIFORM YIZLD NUESW _I

the uniform yieldti1UserY was seeded at the same 14etdions in tIle ( central and southern districts as in 1939 AtBushland th nurSG1J was seeded on both dry 8JJd

irrigated lanG4 Th0~ntirsQrYcoriisteaof 30vorietios cnd strcinsoach seeded in tlUee rod-rowbull 1-

plots IJIhe Il1llber of plots of each Ir~iety at a station varied from throe to five In tabIe 18 )

tiJC varieties mokirJg up tlle 1941 nursery together with StptQ r-Jld CI nunbcrs arc sho~m -

-------1IIIi

------~-----------

31 -

Tlt)biols -Vori~tios of Tintor lhoct grmm in tho uniform yioldpus9ry1941

~ -~t~r-~~~_~_- --t~~Lstt1~omiddot orhybrid nunbor

I Khnrkof 1442 -------Blf3cidiu116251 -------Erly Bhckhull middot8856 -------Nebred 10094 Nobr~ l~o 1063

IComncllO 11673 KD11S lTo 2729Kanred x Blackhull 11844 Nebr No 1098Pnvmee Ii-S69 Nebr No 1086Hope x Cheyenne 11969 Nobr sel No 363339Kawvale x TOIlllkIQ 11950 Kans 1102726bly Blackhull i TennUq 11952 KanSi No 2739Konrcd-Ihrd Fodoratiop x Minlmrdi-Mipturki 11970 Alltrop No 130Fort Collins selectiop 11971 E G 1143Cheyenne x TentllDIq 11972 Kons Ho 2748Cheyenne x Terunarq 11973 KUns lTo 2751Kawvnle x TenLnrg 11956 Dentop DTo 35-34-117iYhrtin x Tonmarq3 11823 D0nton~0-50-3~128Kanrcci-Hnrd Fedoration x TOl~q 11974 Dopton No 37-34-54Konrod xH~po-K~rd Fodoration 11975 Akrop Bo 533Konrod x Hopo 11976 Akron No 850Compound Cross 11977 A1Uon No 874 Choyonne x Thrly Blockhull 11999 vVoodv-rard No 1126CpoyorJj10 x Ebrly B1ackr-ull 12000Woodtmrd l~o 1127 1

Blackhull Xcrloyorrq 12101 H G No 40-102 IBlocldiull Tcnmrq 12102 H C No 40-115Choyonno x TomlDJ-q 12103 ll1s10 2749Choyonno x Tcl1Darq 1210~ ~ons No 2750 I

Knwval0 x Tonpcrq 11992 iobr No 1114 IHope x lJurkoy 1069 11964 Nobr sol tIo 363401 _I

KonrodHardFodqration 25007 x TorJDltUq 12)06 Donton sol No 25-34-44 IEinrcid-lbid FoderatiJn 142 c ToImUo )2105 Donton sol No 3334-303 I

----- ---

A cODpL-rison of tho 1941 list wit~1 tlrt of 1940 will S1011 onuobor of changos in tho nur

sor T011 strai~1s which SO~~JDod to bo 1ocldng ii1 ogronooic volue ond which roro not 110aded for

ecological studios IOrO roplocodby norror soloctims As S0011 as a strin is shown to bo 10ckirot

in somo tDIiortont chI[1tr it is omittod frootho nursery qlthoughit still my bocontinuod

at individual stotims Tho strais mvLg tho bost porfoJlOllco il1tho nursoryaroadvQncod to

plot triols 1m attOLlpt is also mdo to avoid too llJ1y dU1Jlicc-t ions botvroon plot ond nursery

tosts

DATA OBTAINED

In tiibl0 19 oro prosontod tho dta fron tho 13 nUTsorios No d~to Joro roportod from

Stilhntor bGcous~ of dipoundfo~ontial stQl1ds duo to sood trotnont tQLld from North Platto duet-o

wintorkillil~g FbI 0~Ci1 station tho variotios oro list~a ~11 o~c~orof tllo 1911 yiolds anClO1ly

the Ct poundlUii~ois nro given ~or id~l1tificationbull ~vor~go yiolcsru1d rOJll~sfor thoZ-yoar poriod

1940-41 arc givon TI1orevo~possiblo~ Pata othor tl~)yio1~ aro includcdvn10ncl]jroctors conshy

cornoclsoooocl to be rol~tod t) yiold or vrhon tho dDta shorrod lifforoncosboliovodto bo of inshy

torost

At DOlton tho nurso~y yiolds ~Toro sonovrbct bottor tl11l1 -th)sO obtoinod from tho plots

_________________________________--L ~_~ _ ___~

32

The highest yielding 1ori6tiGs~middotcrcCI 11952 C()nnnche CI 12104 und 11956bull Foro bull 1 bull bull ~

the 2-yeor period 1949i41 centu~ nupbq~sl~$Q2~ 11956 ruld Pomlee hoiro rod the highest ov~~Ctgc ~ bull ~ -i-middot~middot bull(~

yields KlDrkof llL1d the ioWs~~r~~eylq1dfor -Chis some ]criod~

The stroITQ-S reth~rtlmiddot~t~picothe rmd before h2XVcst considerblo loelgingo~ - - bull - ~gt~)j bull - 1

curred in most of the V~idtioSmiddot middotAfltf70fbe stiffer stXouorl stroins nercQo~lChq GI~ ~lm

bors 12102 11964 ond K~k~f lh16 B1ockhullmiddot ond l1rly$itCl9lJl11 s~J~ieel tlicC)~e~t str6~~ bullbull ~ i bull bull ~ bull bull -

Consiclercble rust cl079loP9d Jsppqiql]Jyon ~usceptibL vorieties while CI~ Iros lH~64 11969 ~ ~- tmiddotmiddot-~middot~middotmiddot 11 ~ i-

and 11956 showed some resistmce to bdth lealbnd ster1 rust ~ Septoria irifection~m~hOOliy on

all vorietmiddotio~ eicampPt(iIlti li9S6~~esJtv~i~h~vmre 10Wr~ging from ~6~6 to 8~pounds per

bushel

- 6Zbus~lCls per ~r9Jii~hPtivirc991~

- - I

nunbors 11976 Qildli97idt tll~bo1tOtiJ- - - ~ -

nui1bcrsl199Z rrl 12104 2t tho top of~16 list G-l1c1 qfr~

For the Z-yell joriodthroQ15t piuf3 aic tiod for~i~$tbull bull d _ bullbullbull

p1oce in yield noDelyPlt-~momiddoto CotibtJpl~omiddot and CI11973 Duri tins ~iirio peri6dNebrqclKlm~ t r bull

-

I bull bull

TIe highest yiolcli~lgVorioti6~yc~cIIi

kof md CI 11977 middothil1t10i~6ii~centrg6lt7ioldsbull l_-~_ ~- )~ f ~ i lt-

In the irrig2ilQcluursery tlt E3u$l~l1ii~lt os llOig2ts ranged frOD55~Ot o6i5middotJ1oUI1Jspdi~u - i bull ~ ~ bull

shel ad t10 yields fr6h40~4t~ai~2bu~~dlspcr acre - -

PovJnee C I llU9b0rs yl972 oclmiddot I199sthi1o]brly l3Lockhull C1ld CI 11975 ~qrd low tJ~~1940

and 1941 Yieicl~middotbyen9middoti~1middot~6r~ i~bl1tit ithe $e t~oe voriqtJ8stli1~ poundotedfi~~t ~n~[~4~middotmiddotVlCr(3

blso ~igl poundor t~e 2-yClt1Z averoge

The drJr land ~~s~y atl3~~~ffCL gave yields only ~Jig~ttY 1ower than those in the irri_

g~t~d nUse~r~l this estconsid9~JlJble)oafrustd~Vieioped onsvsCOl)~ib1eva~JOti6smiddotpound1Jlclthe [

~st vmights vmr9 $QIlow1W-t 10vwrthaniiIl tho i~rigatee1 nurs9I lheTbiot ies hoving the highest I

yields wereG~I nuppors 1Z105 1199Z~ DIld PO-Jllee while CJ~ 11915 ~6b~od~ QLld CI 11971 1ero ~ -- - l lt - bull bull

low GI 11l50 Pa010e and Cltl~6 11lJvo the highest ~yc(~ro~prgc intliis d-ry lGnd~

sory test ~ -

lt

StroxT IlQS Ullusually tall rt WQ~ehlTrd Vlit~l hoig~1tS Jol1gil~froo45 to 53 inchos i1d CIS

IJight be expectod COllsidercb10 lodgihg qccuJted botore lZVest SODe of the stronger sbroTodimiddotmiddot middotmiddotmiddot middotmiddot

strainsrere CInunbqrs 11977 1197~ oncl 121OZ ~e$t weights lTerp fqirly good illriost cosesbull bull bull bull 1- e _ bull

01tlOUg~l one vr~rict~IW0 woigIlt of~6 pouncls per bus1el Two vorietics c I ilunbors 11952 C-l-w

11972ri91dec1mprethml 50 buslels pprlcre~ CJl(l 11 vc1rietiesmiddot gt(1 yiOld bot7oen 4OQJ1i 50biishy

shell por nerebull Bo~ed~l1 tho2-YO~t-~crge the J1igllostfi~ldingvoHoticsmiddot lC~~ CI ilW1borsmiddot-bull

11972 ~1952 0ld l19 wljilo NCQre~ CI 11969~ oJ1clCI~ i1977IXtd6thepoorest yidld ~ecordbull

At MDcl1Qttcm LQclgi1l~ ilOSrqpo~ed for 0)1 v~rietiQsLiltj~ough CI Ili~f1bcirs il974 11971 bull i - -_ ~- i

mcl 11977 stooel up t~le best ~c1f Jrust rcoclii1gs llOrO foitlyl1ig+1 i~l nost coses DJ+etcol~idcr6blo

S~9Ll 1llst ~~eve~qped bull 91ointoxburomiddot]Qs f[lj7~y g90~ 0c1 test neights~ lith on Oxc9t~~ir~god

-33 ~

froD 55 to 616 p01X1lS pOI bushel Tho ~ighost yioldiucvGriety CI 11950 gave 413 bu~hels

per acre while thelore5t yield vlUs168 bllshels1er acry( Additional vpxieties giving-tho

bet~bcr yields were C~I12l-9amp CI1l956 qnd Pavmeebullfor the 2yoar period cl 11950ronked (

iirst Pawnee second OJidCT 11952 thiro This last ThUled variety is exbroiaely early [~d is

boing considei-oel as a p05siblo subst i tuto f01 Ehrly 1lockhull Strnins such as Khoi-kOf BlocY_

hull and Nobrodhave boen q1dto low in yiold tho lcst two y~rs

Wint erki11ing occurred at ibys with SOLle VJriotios having survivals as 10VI as 63 p()rcont

11I

while others CltlJ1e through the winter with porfect sta-cls StrQJmiddot vms fairly tdl and dorisidoroblloaf rustdevclopod Ol~ all suSccptiblevariotios~Thoyielcl rcmiddotngod from 525 to 196 bushols

per ncro lLnking tit the top of tho list Jero CI numbors 11~5Q1l974 ond11972 d~lilo Jt thlt

bottm 1I~rcNebrod ond ]hrly Blackhull in tlds cso a lctcQnrl onoxbroDoly oarly variety In

genoral the lS4L yields nro in lile ulth ullO 2yoar wcrBe

No w1wberkilling was reporiedfrom Akron but the dry wecthor previous to harvest causedmiddot

straw to be short test VTeightslight and yields low The lighost yields 7ero reportod for C

I numbors 12105 l2l06aca 11952 No 2-yoar avoragos are sholm for this station sLlcO tho

1940 crop v~s a fai~c

At Fort CollL1s grmrlJh VJaS hoavy as l+sua1 the strm1 las tull undbeforb bargest all va

riotiesIere lodgod completely Yields ranged from 69 bull3 to 449 bushels per acre The throe

highest yielding strains Lll 1941 Tore CI numbers 11974 11970 3nd Comnnche For the 2-)roar

period CI 11974 raDkod first folloITed by Crnumbers 1~950i 11970 c-uiQ Conmche

Test Teights at Hesporus ranged froll 60 to 64 pounds por bushel aJd tho yields from 648

to 349 bushels per oore The Mghost yielding vorieiies lere Blackhull cr 11971 Nebred

and COLlCXlcllo 011 oflhich gavo moro tIm 50 bushols lJor ocre ~nscd on a Z-yodr averagef

Comanche had telO ~ighost averoge yiold poundol1Oled by Blockhull CI 11972 old C~r1l974 The

agreenent betllOen tho 2ye8r nvelngo o1d the 1941 yields is lotsO goocl at tllisstation

Winterki11ing was very severe at Ames but the rellJtionship between survival and yield is

not very close For example cr 11969 lith a wnter survival of 86 percent yielded close to

the bottom while Cl 12101 with a survival of 26percent rmuod secOnd for yiGid so it is

apparent that other htizard~YiOre prE)sent Test vrOig1lts whore obtained rangod from 543 to 590

pcn~nds per bushel The highest yieiding v~~rieties v[ore Nc)redC 14101 bnd KJ-1rkof The six

lowest yiolding strains gave lessthnn 10 bushels IJer acre~FOr~ tho ~yo6r poriod 194041 CI

1197f has hd tho h~ghest avorage yidld follmmd by Nebred Pa~moe end CI 1195Z

AtL~ncoln t110 November freoze causQd consid~rablewintorkUliilgand therelationsllip

botlTeen middotlintor surVival anltlyield iis fairly goodbull incre~re 5omo exceptions in tInt Nelired

Cl 11971 elld Kll2rkof rith good survivals ru1k6cl rolctively lQYI iny-ield This 1DsproboblY

~

ctlusod b~r 0 combiIl)ti0l or Joopound rUst lnfotion~ hossion fly ~1lngo ~d tho h~ ~ough~bull All

varieties except Pamee Carrieda foiply heavy lecpound rusb infect ion and testvreights were ratherbull bull bull ~ ~I ~lt 1

low langing from 44~O to 592 pounds ]jar pushel~ wo varietJ~sC bullI~ numbers1JS50 rnrl11952

~yields abOv~ 30 bushels -oermiddot acreTlhilo f~mvnietiosCInumboIsmiddot1975 J205 ~ii~77 - i

~bndi1976~yi~ldcd 10sstl1Q1l10 bJShotsporO-ltFo TIloS 10lYiolds T10rC accotap~io(fbY~xhrlJolY

low wintor suwivals Based on tho 2+ycQJavorago JihrJy BJacklmll hndtho nigh9stnverogoI - bull bull bullbull bull bull bull

inciinodto bo vL1tCrtoiiidor~

middot yiold fonowed by CI~tJUIilb0tS1l950~ 11956 t lmd Pamoo~ All ()f thQsostroins are early andI

COllsidcrrblo 1i11torkillingmiddot VJUSrcport 00 from AJliancbut tho dnto arc not too consistont

lith vih is knownofthdhnrdii1ossof tho dipoundforont vc~iotios For 0~10 GI11964 l~d ai

survivnlof l00porcontcomparod bo 8~ -percont for a1lJltof It is YT)1 Mllbtf1l1 if this xol~

tionshipis correct Grail1 quQlityvtLS poundcidygood JlJdyiolclsxogcd fro 0 21bull3 to 84 busholsj gt - ~ gt bull bull bull bull ~ bull bullbull bull

poraCroCl Dunbers 12102 121OJ~i[u1dKl11rkofampvctho highest polds in 1941 andCl l11Woo

middot bors 11975 11956 D-ld 11977govo thoi 10I10stones ior tflC lJ~r p oriod CI 11972 rc-Jko~

fiist for yielii K11rkofsecond CO~1Cho t1ird and Jqn_ecf(gtUxth

~obl0 1~ - Agro1ooic Q1d other dcto for uniforo willtor uhot varictics BiomiddotJ11 in rcplicQt6c1middot j

nursor-plotsincooporotivecxporioqnps at12 stti6ns in t10 hprd r9d ~yintor vlheot lnroa iJ~ 1941 and nvor-ge yiqldsfor 193g41

bull

Imiddot

14

23

7

611

middotmiddot15 i

91011 ~

13

245215

23322120125223~5

203

VS 36 580 196VS 34 q5~O 181V$ 35 560 17~91532 560169

S 31 545 167VS 37550 166VS35 588 165VS 35 540 165VS 33 560 164VS 34 635lt 161VS 36 50~0 155VS 35middot 5~5 151VS 33 560 154vS ~31 565 150VS M 54~0 149VS 31 510 146VS 31 510 1lt11

VS 3~ 560 141VS 34 5SW 13~9vS 35 560 136VS 35 51~5 13~5VS ~2 560 121VB 33 56 0 middot119VS 32 56~O 115 213 12VB 32 50 3 J1o3 lQ3 17 VS 3lt1 9~O li1 212 i$ XS

Smiddot12 470 9 7 l~ 6 16 I

v 31 500 74 19 19 VVSS 32 170 73 182 18_

34 166 67 130 20)DOCli yic1CIio~ Oiiy lio-middotinrieties IS7 ousl1cIs--

Denton TeJmS(OW 1 ) our p pus

Ptv 0CI

number

11952 April32 1fny26 601511673 April 30 middot1~by31~ bull 15 2012iQ4 ~pr~l 39 June l 15 151l956loiloy 5 tUne1middotmiddot 5 15

11669- )by 2middot JUl1C 1 13 1512105 April 29 lvhy 30 4 28

12000 prp24~26 60 ~311992 April 30 ~ 3q 10 23i2103 tllili)T 2 JulQ2 10 a5li974 ~pril 29 JUlio 1 13 4511823 by 6 June 2 10 1812106 ifby 1 June 1 5 28

11972 Ithy 1 June 1 18 20li961 YJ6y 2 JUJo l T ~ 011019

0 97~t~pril 81bY middot3135 5

May 6 Juno 2 73 13 11950 Yoy2 JIJll0 ~ middot3 25 A856 -t-oiil 22 ~vftw 2~ 58 811969 ~By 5 lIDY 30 0 011899 by 4 middotJun02 18 35 118middot1L ~Jay 2 JULJO 2 56~5

12101 ~v1Y 1J~)q~ i 58 0812102 ~IJccy 2 Junol 53 Igt

6251 ~4V6 Juio ~ p5 18JlSn uJpiy 2 ri Jii-1Q 118 5511876 poundtiV 3 Juricl 63 2011870 thy 1middot middotJUno 1 65 83

11977 1441 6 Juno 3 80 3511971 ubv- 2 JUll0 2 73 36I 1442 ~ Juno lt1 55 40

monaiirucrrar ofa Clifferonce botloOD tho

- - bullbull~_c- 0_ -bull ~-

TO-ble 19 - (Co1tinued)

ChilliCQt)l~middotTe~s--rFoux plots----

- to

1

I

-r- -_~_ ~~ Leat-IL~pging r-w~e )j ~vo~o-Yr-- -- C~I bull~ Dah iHQigh~rust I eld 1940-41 BarJltn1lIlb er headeC-Lmiddotmiddot i

Percent PcrcClt Mels Bushelsr- ------ CInches39~- 11669 Maiv 7 ~ 30 241 213 1

11992 May 6 39 20 10 231 12104 May 2 40 20 15 2211673 IIuy 2 42 8 5 21Q 213 111973 IipoundW 2 38 25 15 214 213 111972 May 7 bull 41middot 25 20 211 2Q5 412103 May 7 41 20 10 20611956 ivJay 9 40 T- 10 193 17~8 912102 iicy 5 37 65 5 17411964 ihy 2 35~ a 5 17middot0 I11970 Ilioy 2 42 50 20 159 180 8 I11952 April 26middot 33 - 50 60 156 176 10 8856 April 2middot1 34 65 95 152 183 511950 ~i~ 2 39 ~ 75 152 151 1211823 LlJay 8 41 25 ]0 148 181 6 I

I11999 lbiY 6 34 65 90 147

112106 Ihy 5 38 20 75 1-1712105 llioy2 42 5 40 14511974 Lioy 2 10 20 30 140 162 11 I118M lib 6 37 50 60 136 181 6

I12000 April 25middot 33 65 95 136 I12101 ihy 6 38 65JJ 15 128 11969 lihy 8 38 ]1 25 120 142 13

I11975 iby 1 36 65 15 87 129 1511lt12 ~~ 11 40 65 5 90 111 19 I6251 bullJJy6 36 50 100 amp8 141 14 I

10091 Lhy8 37 75 10 78 middot102 20

I11977middot Boy 10 37 40 85 74 n3 1811976 rJoJr 7 37 65 60 amp4 1l7 1711971 lifoy 7 38 75 100 62 128 16 I

I

Standard error of 0- difference between the meO-n yieldsof any two varieties - 321 bushelsbull

11 Severe firing of leO-ves

t ~

~

r 3P~

rabl0 19 - (Continuod)

~

r-Tmiddot

913

13

71215

26-9239231

250236

29026~290

246214243

middot281

C I HQi~lltl I IIIJXlbo_r_L-==-~==--L---==C-~~r--+-o+l-------tltilt---~c-r+~==+-~gtlt===--~r-t~plusmn-r~~ROr=cn1~ct

~~ 1

lJ669 16 JUri~ 25 32 87 610 104 320 I II

11972 20 J~o 29 34 87 585 392 299 2i11956 21 Juno ltZS) 33 i 85 600 3S3 29~7 3 i

12103 20 Juno 30 35 88 600 383 i11882 18 Julo28 34 85 600 36111969 22 JunoZO 34 87 585 35~611823 20 Julybull136 82 550 34011973 16 June 27 32 86 600 34012104 18 June 273S 88 600 33811673 16 June 27 32 85 600 32511999 20 Julie 0 35middotmiddot 83 605 32512105 16 June 24 32 82 60032111950 17 June 27 33 84p80 31911964 17 June 25middot 28 86 610 31211976 18 June ~e 32 85570 30911977 20 June 29middot 35 77 570 3071210220 June ~ 34 86 600 30 711844 20 June 30 34 86595 middot2991442 24 July 1 36 86 59029811~52 12 June 22 32 87 615 29812101 21 June 30middot 33 85 600 28910094 21 July ~ 31 85 590 27911970 20 June 29 37 85 595 27411974 18 June 28 31 77 565 27212000 14 June 25 32 83 590 27212106 14 June 24 32 83 570 271

6251 20 June 30 3433 82 580363 213 1811971 20 June 29 81 575243 229 16

8856 10 June 2Lmiddotmiddot 32 80 580 ~ 7 1amp5 20 11975 16 June 28 33 80 565 212 211 19 i Imanaarcrerror of a differeJiii6~qiyroojn-1homQanyJo1dsof~~tw6-Yltii-+oti os - 3 ~Dushors----

I

~

ft

- 3$~

~able 19 - (Continued)

37~0 4

380 3

364 5

318 63~0 8middotmiddotmiddotmiddot314 12

341 7[327 9

325 10 J~

I3h4 middotmiddot12 3]5 n

~$~7 15

In1 17

29~4 14 ~

a74 16J

267 18

227 20237 1degJ

53509493491 479473-15244-7middot146433j27126middot12139939638$ 3943793793723563-123263r630~228~8

2712622Lh8Z4~7

6359~Z61616158~1606061i~6661605860585558506157564658605658

5334

3924

5051

294

5316fI8~i18

4045

2054tJ831393025Ii211129133155deg50

50495149494850

51SO50

4917

~I S1

564$ 16middotmiddot48lt53

48194948lt1617501545

15 14middotmiddot 12

1614

14gt 11 15

-131415

16 17 J510ismiddotmiddotmiddot13ltlEl13

~i~JP middott6middotmiddot17lt16 lt16-i5 ii

1$16

11 14

512

8109

11 Smiddot1014

1312

102

88

-129

14middotio

J2la

15 913 11

Alt

1514

1195211972121051210312104116691197412102121061199211956121011184411973

88561195011673119981196411823n87011871

625114-12

11975middot1197610094120001107711868

__n~_~2r l~~~j~~tlL6Igtilg Ib~ fgd]~Jvnyln6hcs) (EOrccnt) (ol1nds~-l-ri-~~u-shols) -----i

I

~ ltlO~l 2 i 405 1 i

standai-d error of a difference hetwe~n the mean yields of-any two varfetios - 19Zbushels---middot

~---~-------- --------~

Table IS - (Continuod)

- 3D -

Table 18 - (Continued)

276 7262 926-1 8

239 11243 1022-6 12215 13211 15215 13207 16182 -20205 17W6 18184 19

25 2) 43 5 52526 25 42 40 48527 25 42 60 47025 25 42 50 45224 25 43 5 44820 2Q 43 90 pound13bull726 25 middot14 25 t13~5-

23 21 41 50 13525 25 42 20 middot12~9

27 25 -11 5 middot2325 2lt1 39 10 U7

~ 26 26 42- 75 lt10322 2] 42 -50 38026 2$ 11 75 37625 2~ 43 50 37826

2~ t17 60 371

27 25 10 5 36325 25 44 80 36_025 ~ -13 5 31125 25 42 50 29~8

-26 25 45 80 297 28 2q -11 50 288

27 26 43 90 27526 26 39 60 26927 26 38 85 268

28 28 38 75 25729 28 -12 90 251

-ZS 26 12 80 24~1

27 26 39 80 21~1

10 IG 43 00 19(5

11950 1197411972121041199211952121031210611669119561196111999120001210111973li97011969121021210511673118411182311971119751197611977

14126251

1009lt1middot8856

----aJmiddotmiddotizcrogccr Survival D1e1r _ Rc)ight 1ecd rust cro

number Hoadcd Ii~1bullbullbullo L bull JLcld-----=-=--Lr-Fpcrc-6it 1f1y upo -h n--ch-os--Ircontj (BUSh91s)-J~~----I-

10090

100769391908396

10086

96100

98$8

10088806577

~ 8580

100 63

7677

10096

10098

Standard errorof a difference betw~en the mean yields o~ any twovaxieties - 536 bushels

41 _

Table 19 - (Continued)

Akron Colorado (Five plots)

12105 Way 26 23 545 lS212106 May 28 22 55~0 17111952 Wey27 21 565 14711972 Juno 3 19 57s 14711669 May 28 21 550 14111970 llfiav 29 23 500 139

88q6 May 26 22 560 13611971 lVlay 31 20 545 13511999 June 1 20 570middot 133118t1lf1 IYhy 31 22 565 13312103 Juno 2 20 560 13011S92 l~y 31 19 540 12612104 H~ 30 21 570 12510091 Juno 3 20 570 12512000 IVlay 2821 5middot15 12-4

6251 Juno 2 21 560 1l4n950 (ny 29 21 515 11Zl1S6l lihy 31 13 535 11212101 Juno 3 21 545 no11Sn Juno 2 21 535 10111823 Juno 3 20 540 S911875 lihy 27 IS 560 S112102 ltby 31 21 560 09

14-1 Juno 4 21 560 3911S60 Dune 3 13 550 C711S76 Juno 1 19 5middot10 G611673 ivhy 30 21 500 8511973 Juno 1 20 555 C2

I

11077 Juno 3 18 5middot~5 amp2

11956 Juno 3 10 =--i=5G5-r--~fiF--5=-3r__Stondord orroref Q difpoundororico betwoen bhomonn yioldsmiddotOf QIlJ two vC)riotios -Z09 0ushols

Seeded September 11 emergneSeptembor 17 1940)

I Height --jmiddotweight per=1~vCi~ampO9Cro-[1 C~Ic7llJ=lmib-=o=r----L --Datoh=o=ad=cd I ~ bushcl __-Z_~ __

(Inchos) bull (Pounds BusholS III

I

III

I

I

I

f

Table IS - (Continued

rorbCol~ins Colorodo1(Fjvoplots)

8

20

147

11181617

131012

85

1419

459503~

1734U415~

449

i

46-147547l4S9506459 433

- -- o---~-~- - - - ~--7-IA-V-QrccCtgc~Ocro-t Yield f

el no rDatQ-- - ~lield--1Avertlgc _1~lbii4~h~k=gt ~ush61s) ushels) 1

11(71 May 2D middotlD a GS3 567 1 Ii

llC70 llny 31 _ 52 O 640 523 311673 lvny 30 50 0583516 4 I12106 Iby 29 bull __ 51 a 570 111823 June 2 48 a 566 506 5li950 lviay 30 _ 49 a 560 54~ 2

- 12000 llilay 30 50 0 5601~105 May 28 j 53 0 5608$56 lvhy 27 52 7 557

11971 June 2 51 0556 12102 June 1 46 6 548 11973 lJby 31- 48 o 54311952 lvhy 29 49 18 537

-11975 lvby 30 48 0531iUi56 June 3 46 a 526i19n June 2 46 3 525~ii6S9 Fey 30- 48 deg 52111976 June 1 47 o 50611999 June 1 47 14 506il992 lJaiy 30 47 32 504

11811 June 2 48 18 lt199 12101 June 2 middot16 14 499 11-12 June lt1 48 32 182 6251 lvhy 31 48 1847411969 June 2 47 0middotmiddot lt17010middotj94 June 3 17 a 463

12103middot June 3 48 a 160 )1977 June 3 46 a 458

1196middot1 14ay 3C)middot 16 5 457 12101 iIay 30middot 19 0 MS

H bull i bull

StnnaDrd error of a diffcreiiCC ~otwccn thcmc(]l] yiqldOs of iinytvio voriotios =546 buShels

I

~

- 43-

Table 19 - (Continued)

scsperus ColorC1do(Tl1rce plats seeded September 27 1940)

Imiddot n~~rr ~~~l--=uigh ~

porRDnkbushel

I I ----- -~ ~ugust=- ltInches I POUoJds) ---

6251 10 4-1 63 618 509 2i llSn 10 ~ -12 63 5604 419 3

10091 8 l ~ 10 62 558middot B2 -0

ll673 middot12 62 539 514 1()

8856 5 J laquo 44 63 492 440 711974 9 42 62 475 443 4

12101 10 lt 44 64 474 12000 8 42 63 463 ~

12102 12 44 62 458--11823 10 lt13 60 456 400 1011976 12 40 62 lt156 442 5ll81fl 9 44 63 451 408 911972 8 flO 62 4t 472 3ll950 6 n 02 -134 399 II

1112 9 42 62 428 388 1211973 8 41 63 123 370 17ll969 10 12 61 418 343 1911992 8 14 62 -11-7 11999 8 11 6lt1 -n7ll961 8 lt12 62 n~

ll669 7 f bull 38 63 107 378 1412104 12 44 62 10412105 11 44 62 404ll956 9 14 63 101 374 1512106 11 13 62 39611975 12 42 62 394 367 18ll952 3 40 64 377 310 2011977 10 38 61 357 374 1512103 12 44 62 M9ll970 11 45 62 329 388 12

bull Standard error of a difference between the IOOan yields 6f any tWQvaJieties = 768 bushels

f

I

Table 19 - (Continued)

1- ~

t ~ bull

o14

AIDos Iowa (Jiourplots)

10094 69 588 288 403 212101 26 E86 255 fl1442 34middotmiddotmiddotmiddot 528 247 366 7

11950middot 51middotmiddot 554 221 377 -511999 middotmiddot 45 588 22111844 51middot 578 220 356 1111971 1-3 556 220 424 111972 35middot ~ amp72 208 366 711956gt 55 590 201 364 912103--- sa 587 195 11952middotmiddot 66 588 170 390 412104 ~ 64bulllt middot585 16812000middot t 579 16211669 78 S~r4 16-1 391 311992 10 573 16111974- 61 543 160 369 612102 2~ 598 158

6251 78 579 155 346 1311973 54 586 155 354 1211823 li4 544 154 357 1011970 28 5704 114 342 1411673 60 563 139 33 1511964middot 51 579 1358856 18 581 119 328 16

12109 J 15 563 9511977middot 6Q amp0 2amp2 1811975middot 71lt 72 299

_ J 17-

11969 86 ---- 57 270 2012105 13~- -_ 4111976 _5 32 271 19 l_

~~~df~~e~~let-~en

Standard

the yields ororyy two~6rieties= 249 bushelsbull-

error mean

- 45 -

Table 19 - (Continued) L~col~ebraslm

(Five p1ots~ seeded acpt01~er 25 emerged September 30 1940)

9

8

13456

715

17

161814

11131012

227221232225

1965186207

32~5 280 21t7276 272

--~l~till~~r gtti~~ - ~f~1-ei~~0 vre~-~TICJlV~ Jlvera~~clf==1 ~~~~_l~rvival)le~~do~rmpeIreacti~zrl_ _ J bush~l- ~~el~~ 1940-~L ~~1k_1

Pc -ilij June 1L1) -Wosf Bu ~Bu- I11950 65 29q4 22 35 568 317 316 2 I

11992 6525 25 34 557 3098856 69 P 20 3 36 592middot 295

11956 66 2pc 26 2 32 57r 28011669 65 33lt 24 2 34 564 26811844 56 25 27 3 36 568 25811952 702~ 20 3 35 58824412102 5626 27 3 33 57 7 22112101 61 26 27 3 32 568 19411973 57~5 26 3 34 55~(j 19112000 51 43 25 3 33 55~4 18610094middotmiddotmiddot 84 Z6 26 3 32 543 17411964 56Z6 25 2 30 51-0 17111971 74 Zo 26 3 34 518 154 11972 60~7 27 3 32 518 15111673 57Z5 26 3 34 526 118

1142 76 Z7 c 28 3 34 550 itG11999 46Z7 28 3 31 539 14612104 44 Z5 28 3 32 amp-10 137

6251 69 ~rlmiddot 28 3 34 550 13511970 63Z6 26 3 37 510 13~iJ12103 middot16~7 27 3 30 539 13311823 51~7 28 3 31 17-2 13211969 - 52 Z7 27 1 32533 13611970 13 ~6 27 3 28 195 12312106 41 35 25 3 30 510 -110111975 29 (37 28 3 28 190 6612105 29 AS 28 332 510 6SllSn 39 29 28 3 2810 55 174 20

I 1197e~ __~~ 29 28 bull 3 2747~~_54 185 19__1

Standcud error of 8i differ9nc~bet~loenth9rmoan yieldsQany1-wbV1arieties 298 bushels

l 1 and 2 arc degrees of resistance 3 and middot1 degrees ofsliscoptitbility

f

46

J

109 10

106 1191 17

120 994 15

106 ll101 1393 1679 2090 IS96 14 G5 19

Ronk~-

i150 2 t141 4

I154 1

137 5147 3 I

130 6

128 7124 S

Table 19 (Cont inuod)

AlliOJlce NebraSka(Thiee plots

C~I

number

12102 80 JiinC3 21 610 21312101 88 Jime3 3() 625 206

1112 88 JuneS 27 610 1$911669 85 June 2 20 605 lSS11972 83 JJine 3 19 615 lS712103 gO JUlle2 20 600middot 18~9

6251 75 JUIle2 23 620 bull lS~311973 87 JUiEl 2 19 615 lS111673 85 June 2 21 610 IS )12105 60 J~l 23 605 17910094 97 Juil3 4 18 615 18-511844 90 Jun13 1 20 EiOO 15~912104 middot83 JUfl92 20 595 15712106 $3 JL1Q 1 22 590 1511992 S1 Junel 21 56~0 15311964 160 June 2 19 580 119

8856 83 Yay30 20 590 13411999 88 Juile 2 17 600 13312000 ll8 JUIioZ IS 595 13311950 87 JU1Q 2 17 570 12middot2U969 90 Juno2 17 590 117nS74 88 Junel 18 580 ll6ll91 92 June 2 17 575 ll211952 M Juno 2 16 58middot0 1071+823 87 June~l 18 580 10311970 OS June 2 18 610 9911979 68 Junc2 19 585 8611975 15 Juno 2 21 585 B911906 ~3 JUne 2 17 575 061197 78 Juno 3 19 600 84

Standard error of a diffcrcnCebetwoonthe moan yi~lds of ~ly twovarieti~~ = 389 bushels

iL-s

- 47-

STANDARD EBROBS

Standard errors were calculated for each station as outlined on page 21 of this report

In table 20 will be found the number of plots t average yields and standard errorS for the unishy

form nursery grown at each of the 12 stations~

9-411512

7middot63575

132227237145

187321335205

265453474290

696 492 348 891

369 301 213 719656 5~36 379 1057

331 209 148 1279864 546 386 7329 Ll0 7~68 543 1228

353 249 176 1101

1 73 298 211 1234188 399 282 19~25

---_

Imiddot -l__Stl1daril er OJ opound a ---_== iSbgle~DifferOJ1Ce ~l 1

I plot between oeDLlS lfuSlio-rs=~rcenr

(Bu~hols BUshcs Ij

ITexns

Denton 4 1403Chillicothe 4 1501Bushland ~Irrig~ted) 4 3105Bushland Dry) 4 252i

OklahomaWoodward 4 3904

hJsosIvbnbnt t an 3 2964hys 3 3585

ColoradoAkron 5 1157Fort Collins 5 5270Hesperus 3 4416

IowaAmes 4 1599

NebraSkaLincoln 5 1710Alliance 3 1465

Table 20 - Nwnb)r of plots averGge yield and standard errors for the uniform yield nurseryat each coopmting station in 1941

NUmber -+---XVerageStation of yield of

~lots vDrietiesbushels)

SUIJlifLBY OF NUBSERY YIKLDS

The yields of the 30 varieties of winter wheat groW1l at 12 stations (13 nursories) are

sWllIIlnrized in table 21 whore ~he varieties are listed in order of the 13-nursory average yield

These avemgcs arc of int erost only insofar 1sthey shaw the generai adoptat ion of the vcriety

A more detaile~ study is possible i as the vcrieties also have been Dvercged and ranked by Stotes

Pmmee hDd the highest aVerage yield in 1941 rhis v2riety rankod first in ~exns ol1d

f Nebr1ska sixth in Oklahoma and Kansast f()(rteenth in Iowa ord seventeenth in Colorodo In 1940

Pmmee ranked second in the nursery and again made its poorest record h Coloiiado Cheyenne x

Tenmarq (CI 11972) rnnkcd second ~~ing its best record in K~s~s ~his strain ~id the highest

average yield in 1940 Li third place WC1S KalTv2Je x TOl~rq (cr 11950) a wheat that ros been

high in yield for sc)voral years in spite of a tendency to shcttor under certain conditions

KamiddotNalO x Tenmarq (CI 11992) rOJked fourth culd KDxNnle x ~e1llIDrq (Cel 11956) fifth ~he avo

rage yields of the four leading varieti~s differed vGry little It should be lintcd out that

tho first tlOlve vorioties had ~oxmrq as one parent In this sune group four varieties rod

KmNale os one Drent DLid i~1 three cases CheYOJu1e laS used in the ClOss Eighteen hyblid strnini

rI

IrImiddot

I

bullI I -- per acre Iz IN1rm Iemiddot Iowa eP~1rP CoIOrte1o pound ~

ii C~I I lIuh- 1 I I I I I I 1 ~ I I I J 13 I=~ i 1Cldl-1 1IIiu1 1aIIilble- JIBIIIlIOOl1-middot~ 1AIlbmkl ill8$iLi_ AlU-A~ BamkJori aAllnDdleit- Ae-JIaak1 I S~ 1 u- DIF (rnc~ -- rampampel 0middot I colin aileerace middotJCol- i tPenalftCllI lut1eot1IenAllid)_ I ~ bull I bull 0 I I bull UD I Imiddot I

I

III

Jampbull

I -

iftliaart errOl o~ bull _ (1IuIIelII) 132 227 1115 2- 096 21 3079 211 1middot16 211 2~12 116 86 1118 5middot1l 228 0 080 J I Is~ error ~ bull _ (~) 91l1 1512 515 16 5005 1middot91 11910middot51 639 1101 12- 19025 nll 132 1219 ~2I 6JJ 11l II I

- 49-

ronked obovc Faxly Blockhull ond 21 nere obove Blackhull OCld Nebred Again the Hope crosses

failed to give good yields as Hope x Tuxkey 1069 rmkcd cightcenth Hope x Cheyenne twenty-fifth

Qlld KlJlred x Hope tVlCllty-ninth In the 1941 nuxsory three strains had [werage yields lamr thDn _

Khnrkofchock

Tvrenty varieties have beon grovm iE the nuxscry for the 2-yccr period 19middot10-1941 Clt 11

stations vlith 12 nuxseries These dnta are presented in tob~e 22 lhcre the yields are avoraged

by States and the vC1rietics are listed in order of yield at all statiolS Cheyclmo x Tel1m~tq

(C I 11972) bad the highest avercge yield being consistontly high at 011 sttions excGIJt in

IO7au1d l~ebrcsko uhere wintorkilling wos heavy KavJValo x Tenmarc (Cl 11950) roikcd second

and PmJnee third These tvro strains had consistentB performuncos except trot Pavmee roc1ked fifshy

teenth in Colomdo Kawvale x TC11lIlurq (Cl 11956) ro1ked fourth COlIiltlIlChe shth 1hrly Blachshy

hull tenth and Black~u11 tvmlfth Nebred and warkof hnd avcroges considerobly lovlOr tlmn the

earlier vcxieti0s Etrly Blockhull x TollJDXq (CI 11952) hod 01 IverG-go yield considerably

higher Uwn Fcrly Blackhull In spite of tl-Je viintcrkilling ct the more northern stations grom1g

nurserios in 1941 tho oorly lalf-rustresistCJ1tvcrioties rlgcin rere at the top of tho list

for yield

Dato for c1klXocters other than yield cxe Qvorcged and presented in table 23 Since all

stations did not report the same datathe number of stations entering the averages is shawn at

the top of each column

Winter survival data show Nebred to be the most hardy variety in the nursery TvJO KltUlrea

Hard Federotion x Tenmarq strains (CI 12105 amp1d 12106) proved to be rather tender The rest o~

the varioties lu1d survivoJsthnt variod aver a I11frOVl rongo bull

Farly Blocld1ull is still the earliest vorioty in the nuxseryAt cleven sktions ipound 1VG-o

raged two days oarlier in headbg tlJDn Ebrly Bladldlull x TenmGrq (cr 11952) and three days

earlier than ChcyoTJ1Je x Thrly Blockhull (Cl 12000) Sevoetecn hybrids in the nuxsery rod rnv~

rage dates of he1ding e1Tlier thlt-n Block1mll ~Xkof ws the latest V1rilttty in thG lIllrSor

This gives a clear picture of the empmsis being ploced on cCXly vrheats in thoarea Ripening

datcs bring out about the same differences Qlthough the sprood is not so grect

Height measurements vcre reportod from all except one nursery and the averages showed

KltmredJhrd FederCtion x MiIlJmrdi-Mintuxki (CI 11970) to be the tallest and Hope x Turkey 1069

(Cl 11964) the sholtest athel vaIieties shOUwd very little differcl1CQ in averag0 height

Lodging data were reported from four st~tions )J1d indicated some differencesmiddot ~he weak0si

strawed vrieties were l31ockhu11 E1rly Black1lull and CheyeIlile x ]1rly Blcckbull (Cl 12000)

The IGastlodgir~was reported for Nebrad Ivbrtin x TOJ1PlOrq3 (CI 11823) and BltLckhull x Ten

marq (CI 12102)~

--

faltb ~ -~ of Bence Fie14 of ZO wbhr whea YUieU cr- ill _Uelll Fie14 _erie bull U aUon in lla 1l8I4red riDur whea 1eC10nbull 1~1

a I t llpllle1 pH Ia I I Jtpe Pr I Japmiddotu COXon4lp I Ina f - 1tratIla ~I bull I I IJlaU-Illpell-l I I I I I I I I I I I I I I I I I 2 I

1 t 8Iie7 or I 01 IDa- 101l11l-1 1Ul41 1a1llAn- lBultI1J~III lAy I Ihr I Ay i a I Ir IAlA-IAy I I- Ia I _811 on I cohe(IlIi+(Drr 1l8p I - IftIlll 1lIuIk1~I_1 daDk 1001- 1p8n81 ZIJaIi-IJIaDJt I aohle I r-BaDkIUle Ia I I _4118114) I I I I I I 11M I I I I I I I I I

IIq~n z 8uaIq 1172 ~1 205 29 11 232 3 40 1 ~9 32~ 31tmiddotl 3 506 ~12 1Ns9 3 ]66 7 221 15 I bull 312 IlKarial i arq 1150 2O1a 151 281 19middot1 20 bull 31t l 1 352 386 1 ~~ 9 ~7middot2 5 middot7 5 llmiddot 10 211 t 30 I11_bull 11669 25middot~ 21 32middot0 lbullL2~5 I 31middot0 _o~ 29bull9 311 ~

3Tbull1S 19 ~ -~~l ~ 271 ll~ ~1_ I

llawnJOZ aDUlq 1156 21middot ll ~1 16 235 2 36~ 5 31middot3 30 ~lis ~~ ~3~2 13 280 bull 9 i

llured-IIuIlJe48laUonz8uaIq 11971a 2115 162 middot3 162 203 10 38middot0 3 2 ) 561~ 50middot5 2 369 6 2001 120 16 13 291 IIaouoie 11673 252 21middot3 236 16 217 ~ ~7 9 350 29 5 bull ~-6 5~515 1 5 1 22 l~O 1S1 12 29 IllallJ B181llt1ml1 Z auaJq

~=281 176 23middot1 15middot5 211 6 1 2 3S~ 31middot1 2 7~5 ~o ~ 19 0 272 106 I 7 291 I

lIaIlIet Z Blackmll ZO 11 269 169 206 9 JIJbullbull 6 1lmiddot7 ~ 210 lis 7 10 356 11 276 12 ZO~O ~ 212 I I

IO~lIIIile Z aazq 11~U 19middot 21 290 15middot0 21~2 5 ~o bull 6 276 30middot6 7 ~ ~0~7 11 35~ 12 2 1~bullJ 5 bullbull1 I~1ulJBlacldml1 IS 25middot2 18 1middot5 11 1middot3 12 llmiddot~ 12 6 1~ 260 12 ~9 0 ~o 9 32middotmiddot16 32middot5 lG217 1 269 I

1~1Di ellMIq 1112 middot215 181 26 lla ZO2 11 32middot5 io 261 226 2~1 11a ~6 400 ~5 bull t 7 10~~

1011~bullbull 16 265 I Blokml1 6251 21 llal 21 10 17~ 15 2S1 15 211 ZO5 2~ 15 ~ 509 ~7middot1 ~6 l 17 11 26 Iilaprell-llull JederaUonz II1Ilha141- IIi lIiDUrId 11970 196 10 211a 12 11 l ll 12 26bull 262 26 11 52 l Zf-l li 1~ 206 l 120 ~~

260 IIJ~_ a011iDe eleoUon 119n 182 12 22- 5 156 19 31middot5 11 ~bullbull middot215 25middot71

~~ 1 ~ 1 221 1 1 260 1Ie_et 1~ 221 102 21a6 10 169 17 - 267 18 2 186 218 19 ~t ~~6-11 110 2 2~2 128 18 11 ~~ lliope Z alureilD 1~~ 25 1~2 290 17middot0 20~ 7 27 19 27 26~ 27110 1a52 ~ ~ 18 27~0 20 18 1 1 18 7 IlliieIkof 13middot0 111 2 1~ 15 20 271 i7 27middot2 12 227 11 ~7 31 1 1~ 36middot6 7 225 150 11 bull 2~ IlIaDJoe4 Z Iope-Bar4 JeIlerUOD 1115 2middot3 12 2lJ 106 170 16 29~ 1~ 260 21~ 2middotZ 16 ~7~1 ~7 1 15 ~9 l1 12 0 li ~7 23middot I1bDie4 z IIope 11976 212 11middot7 250 12middot5 17middot6 lla 27middot~ 16 25middot7 215 2 17 la 2 ~s 12 27middot1 19 18~ 1~9 12 1 2 IICClllp01Ul4 orobullbull 11971 1~9 11 26 16 15 18 22middot7 20 20 207 20 20 1 3l~ rlmiddot 20 212 18 11 5 10 20 21_ II l-

~I

-

Leai rust

Varieties roving

- 52 -

reodings were reported rom five und stem rust reodings from twomiddot stotions

low re~ngs for both diseosos were Jomiddotllee KvlVole x T~qmiddot(CI 1195Gi)

Hope xT~key 1069 (CI~ 11964) Hope xChcy~rme(C~I~ 11969) und KovNQle xT~1IllQrq (9I

11992)

Kernel plump~Ss data were2e]orted from two statio~ aha these havegtbeen averaged and

DATA mOM TREDlSEASE mmsmus

Bmfr NUElSmY

For convenience tho doto from tho vniform Iilinter nhcot bunt nUsery ore includod in this

report Tl10se dnto (table 24)Tore ~ecurec1in cOQpcr~tion with AgroiJqmist s O)ld Potllologists

working in the area

j

f

1

- 53

UNITED STAT1S D]PAaTMENT OF llGRICULTURE

Bureau of Plant IndllStry

SUMiYIbEX OF THE GBElu PLAINSmiddotUN1FOBM WIhrm~ BUNT NUESmY 1941

By HI A Rodenhiser Pathologist and K S Quisenberry AgronomishWheat Investigations TIivision of Cereal Crops and Diseases

The uniform winter wheat bunt nUrsery for tho Great Plains area wos continued in 1941 inthe same manner as in previous yeaxs This report presents 0 sumnnry of the d1toobtoined in1941 together vlith lbhe averages formiddot the vaxietliies grown dUring different periods from 1932 to1941bull

In the fall of 1940 50 varieties and stroins of uinter wheot were SOVl1l in duplicotC8-foot r01S ot- ten stotions in the GrCtJt Ploins and ot BozemaJ1 1bnt KecrneysvilleW VoBeltsvill e M4 and Logan Utah BeCouse of unfovor2blc environracntalcolldit ions for bunt Jonshyfaction or subsequent plont grovrth no cL-m VlOre obtolned in the nuDseries seeded at- Lincoln andNorth Plotte Nebr and at St Poul Ivlinn ThedJta from 10 nurseries axe averaged The SllUt trot developed in the Logan utah nursery was caused entirely by the so-called dworf bunt orgOroniso and therefore the infection pcrcQntltgcs ore not included in the averages for other stationsThe nurseries included vorioties that hud shown resistw1ce in previous years and Igtromsing nm7strJins supplied by sevotal of the cooperat ing stat ions

Inoculuo for nost stations inS obtained fron the previous years IfUrsery at that stationby selecting bunted heads poundroD all infected vriGtics end froD collections DQrle froD faroersfields in the State where the test was made For the IvWiliatGan eXperioent the inoculum laS acomposite of racos knovm to be present in Kansas For the Kearneysville and Beltsville teststhe seed was inoculated with a cotlposite Dade 1lp of inoculum frOD all of the other nurseriesClean seed vms planted in the Logon nursery Q1d infection resulted fron the soil bormc organisn

The vurieties axe listed in order of the avertge infection at the 10 stations Thesemiddotaverages ranged fron 01 to 671 percent The average infections for SODe standard varietieslere as follows Ridit 20 Relief 26 Hussor 32 Minturki 91 Yoga 95 Nebred 103ond Oro 172 Of the susceptible check varieties Kh1Xkof had an average iIlfcction of 360 Cheyenne 39bull0 Quiviro 518 and Chiefkwl1 671 TJO hybrid strains hnd averogo infectionslovler than Ridit These were Oro x Turkey-FlorQamp1Ce (F9) and Hussar x Kmred (CbullI 11989) Fourselections fron the cross Hope x Turkey 1069 bad aver~ges 10Ter tlDJ1 the porelit varietyTurkey 1069 (CI 10016)

At the bottom of the table are shovm the average infections by stations rhe heaviestinfections with inoculum other than the dwarf bunt vmre obtained at Bozeman Ivlont Fort CollinsColo and lviurJbattan IWns A study of the lbnhattan Akron Fort Collins ond Bozemun dda gives some indication that different races mltJY be present ot these stations The behavior of thevarieties at Logon is of interest in thlt some of those eorrring rOpoundistance to the races presentin the Plains are also resistant to the dvrnrf bunt present at Logon In other cases strains trot

are quite susceptible on the Ploins see~ to be ~oderotely resistent ot Logon

Longtine averages are shovlD for vorieties gr~m for more trAT) one ye~bull For the period1932-41 Turkey 1069 (CI 10016) Nebred ond Hussor hcvo the 10middote st avero~es For the 3--yeorperiod 1939-41Hope x HussCX (C~I1l834J Relief 2nd Hepe x Turkey 1069 ~CI 11964) hmiddotweshmm the nost resistance Severol of the vcrieties trot mve beon highly resisttnt in thesetests and are othervlise agrononica11y desiroble axe being tested llith individ1U11 races tht havebeen identified in all of the wheot grovling areaS

bull j

i

86

j 1O~106101

7middot96

middot_----~----------------~~-~-~------~--------------------

rI

55

UNIFOBlvI WINTER vrnm RUST NURSERUS

In t~bles 25 ~~ 26 ore presented dQto qn severity of le~f~rust md s~g~~~t infection

on the 30 voxieties qf winter vThed grown Ll rust obss~tion nurseries t~ltgQgheIJ~ tho oountry

in 1941 These nurseries Jre LUintained froD yeor to yecr ~s part of n J1Jert ~elQUrQh progrno

corried on Ll coopcrotion ui th agronorUsts and patll010gists erployed in the ~evoru Stdes CODshy

cerned Lcter t 0 cooplete report of these nurseTies ui11 be issued 8c1d th9 rust percotCges my

not agree ent irel rlth those presented here since the clto sItovm in this less de~oilecl raport

include only figures for the severity)f infection

Differentiol dato for leed-rust hlfection -rare obtdneclfor the vcriotips ot 20 stotHJlS

(toble 25) In cnlcul~ting the over~get Q trace (T) ~ns considered2s equal to O Aoong the

seuihJrd whects Hope x Russlr (CI middot11682) Hope x Konvde (CI 11959)~ ~lcl Red Rock x BGpe

(C o 11821) Ind the lC)VTest ovemge infoctions Of the lnrd VIhBats IIt-uqui110 x Oro (CI 11979

and CI 11851) t Hope x Cheyenne (CI 11969) a1d tavrvnle x Tenrnorq (CI 11956) had averoges

less thaR 20 percent In the snme tests susceptible voriotieshad aver~ge infections of from

60 to 715 percent

Stem~rust readings showing differential reaction wore raported from 13 stations (table

26) Among the hard wheats the mosb pronoun~ed resistancQ vJUsmiddot shovm byHopb x CheyOJlIle (CI

11969) Hope x Turkey (CI 11964) Mnrguillo X Oro (C~I 11979 Cw1d CI 11851) t ond R-044shy

Minturki x lVJinturki (CI 12022) Of the semihard mGQts Hope x Knvrvole (CI 11959) and Hope x

HusstX (CI 11682) md low nveroge infections

Toblc 25 _Severity of 1e1 rust infection on ninter nheQt vQrieties gravm in the Uniform Rust Observation Nurseries in 1941

VGriety or cross

~

5355 302 50T+ 25

15 305 15

1 70T 501 65T50T 35T+ 10

T 301 50

1 65T+ QOT 5o 10o 1 T 25

0 25T+ 30

T+ 30T+ 45

433131054 4128

30 13313~3

806570

70 36765 11975 56770 46460 24460 26140 180middot25 15835 15465 21865 190

170 261

80 63 080 71535 35880 64910-63 390Q5 8HO t9 010 t5a I1099 OJ

15 117 m15 124 I

65 245

B565

100100

6520202540202515

46 SO10 50609025 5T 10T 70

2S 1525 lt1585 6040 80

T 255 40T 25T 255 Z5T 25T 10T 20

251015

TTT

20355

2010

15203030

52020

101010

1

30 25 80 - 9025 60 80 9015 5 80 8020 65 80 9020 -40 60-8Sshy20 85 90 10030 40 60 9010 T 25 10

1 T 20 105 T 10 20I T 10 20

T 10 40

70502060eo6070101015

510

753075

55

10

106080704030401510102015

9595809595959020

5Q

5070

7010100102010

100100100100middot

75202020

T55

20

30506030104020

TTT13

503080TTT

75 5060 7060 540 8070 middotmiddotmiddotmiddot6065 9085 4040 T

3 23 2

25 T20 20

25351575T5

JO30504040252020

55

103

9090gt9595Sfr80857570657030

8585

51060G5

8090

70207580556570551095

2525402510

TToo

oT

402585-~

T

-

85100

254065shy6525

5T

3T

10

3525middot9590

52525TT

105T

759510

10085

10075

5252

15

5060

100TTT

35

2525

325

3T2T

3

225615

115

5

)5252010

5352middotJ

515204025

60 7560 9510 545 10000 100Z09015 20

5 55 T

30 T3 T5 T

355

75T5T

7590306585-85452010101550

1530

57

1055

-0ooo1+

607075551045

51020656065

40755580755520

3551

20

T122

5211T

502510

253010152510

51TTE+5

TTT5

51020TTT

152025101510101515201015

50754050404020

T

fSoit Bed ~hignn Amb er 5620 751 TiUIllbu11 5657 80~~tDcnton 8265 50ti bullbull M(3Jster 6471 90

~tmiddotgtoiit~~~ioncon ~f~ ~gampi Purdue no 1 11380 80r~WijDas1i 11384 60t middotEUitzsel x Hungarian 11849 50~Fultzseh x HungaXion 11850 45~rbulll ~tz sel x HuDgorian120l7 30)middotFultzsel xTJWIlbull 12018 40

~H~eHt~=Redmiddot 4843 50~l Kawvale 8180 ~ 35 I~nt~~i 6155 50I Hope~Hussor 11682 20 HQpc~ KuwvrUltl 11959 20

Red~o~k x Hope 11821 35

atI~ ~ep7 51 A6 I~liiiiibda J 50 Tcnmarq 6936 65

Kharkof 1442 75Mala~of 4898 80Comanche 11673 40

I Pawnee 11669 30 Kawvale x Terimarq 11956 35

Marquil10 x Oro 11851 50Marquil10 x Oro 11979 30HOpe x Turkey 1069 11961 25Hope x Cheyenne 11969 20E-41oMinturkix Minturki lAJ22 70

~ -l

=_---~------------ ~----------------_ --~~~_-~~~

Table 26 - Severity of stem rust infection on winter wheat varieties grom in the Uniform Rust Observation Nurseries

11lJ~J

in 1941

----[AverC1ge for I13

stations I

I519467500515492538 j488566 1

558 CJl591 -J

535 I-

535 j

467 j

290 219 i

5-919 ~

318

18320028828513818613~8

4429220511

1

)

--~---

30 100 75 T- 30 100 65 65 20 65 2035 100 80 T 20 lOO 65 60 15 65 1530 100 80 T 20 100 65 70 15 65 3035 95 85 5 20 lOU 65 70 15 65 3540 100 70 5 25 100 65 70 20 65 545 100 80 5 40 100 40 80 25 60 3545 85 80 20 20 100 60 70 20 60 1550 85 86 10 30 100 65 80 20 80 4040 90 80 20 30 100 65 80 20 70 5050 100 88 40 40 100 65 70 10 80 5035 100 90 10 40 100 65 60 10 70 4555 90 85 5 WO 80 60 5 70 40

10 75 90 25 FO 65 60 5 65 T10 90 40 10 15 90 20 15 2 25 25

5 20 60 T 15 80 15 20 5 10 10T+ 10 T 0 25 5 10 1 T 20

15 T T+ a 5 5 T T 0 T T10 60 0 20 lOO 25 45 15 25 -10 3 25 10 20 90 5 -~ 15 T T20 10 25 0 15 75 20 10 15 T T25 - 15 55 0 30 100 25 20 15 l 10

5 20 60 T_ 20 100 25 25 25 T 1020 T 20 0 15 80 5 T 5 T T20 5 45 0 15 90 10 15 5 2 T15 5 10 0 15 90 10 T 3 1 520 5 5 D 5 T 5 3 T T10 T 1 0 5 10 T T 2 T T

5 5 0 0 10 5 T 1 T T5 0 T 0 0 T T T 2 T T

30 0 2 0 10 T 5 2- -T T

0 e IMchigan Amber 5620 40 65Trumbull 5657 2 50Denton 8265 10 65Fulcaster 6471 15 65Ivioditerranoan 3332 5 70Minhurdi 5149 10 80Purdue No 1 11380 10 50Wobash 11384 25 65Fultzselection x Hungarian 11849 20 60Ful tz selection x Hungarian 11850 15 60Fultz selGetion x Hungarian 12017 10 6~

FultzsGlection x Trumbull 12018 2 50SBmihard Red

HUssar 4843 T 65Kawvolc 8180 T 35Minturki 6155 T+ 45HOPe x Hussar 11682 T T

HoPe x Kawvolc 11959 0 TRed Rock x Hope 11821 T 50

Hard HedtKnnred 5146 0 60TeIlll18rq 6936 T 70Khurkof 1112 T+ 75Molukof 1898 T 80Comanche 11G73 T 35Pownoo 116G9 T+ 35rowvule x Tonmorq 11956 0 25M1rquillo x Oro 11851 T 10M1rqui110 x Oro 11979 T 10Hope x Turkey 11964 0 THope x Cheyenne 11969 0 TH-44-Minturki x Minturldl 12022 0 T

Is ft R d

Variety or cross

Ii

~bull~bullbullbullmiddotbull1

~ ~

J

-~

rmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddot

~

_ 9 -

At Grand Ropid eight v~ieurolti9~weio grmm and til~ s~~7e~thcent tii~1~6ii()() p~r~~nt~

L60poundmiddot~st~~ ~oaVJ on all v~icti~~ yi~lds differ~a v~fy i1tie~~middotexcopt thrit amp44 xYinturki2

(W~ 2702) waS the highest and Mintur1d~he lowest For the 3-oyear period 1Jinturki has had ~ r

the highest average yield

Winter surviveJswereratheJ1Jigq at Dickinsonput yiel~s were low due to a hal-l storm -

just prsviousto harveStLeQpound~~~reported for all vor16iiies arJd some stem rust dcrveloped~

Tost weights rangodfroElSO to 605 pounds por bushel T~(3y-eld data axe reported but 1heir

value is oPon to question aha they ar~notused in the aver~~e~ MlXmL Hebrod 8Lld 111int~ld bullbull i

bod the highest aje~cigQ yields to thEi 2-yeDr period 1939-40

At Sheridan therewtS soroewinter1illing but no sharpvilJietal differences KcrmoIltbull l bull

Montana No 36 a11oYogo goirothehighest yiolds with CheY0l1ncdnd Minturki yioldingthelowestbull ~ ~ ~ ~

Cheyenne his had the highest average yiiSlC for th~ 193941 poriod due in port to a very-high

yield in 1939 cO

Yiedswer~ lower tyenusuoJ at~pzeoa-1 wHhXhorkopound~Kltirmontand Relief yieldl~ the

highest and Yoga oriahrninthe l~estbull Forth~ 2yeDrieriod 1939 ond 1~41 Cheuroy~e bDd the

~rigbest average followed )y Rharkof and Karnont

Survivals werb good at Moccasin Ql1d wmiddotith SUfficientnois~urd ovorygDod crhp washar-~

vested Bunt data ialten fro the bJnt nlUsorJ are shovm Test weights were above 60po~dS per

bushel for all vorieties Nwturk and tgo gave yields above 40 bushels per acre while several

new selections nado good records Nebrodand1v1axIlin gave the lOV1~St yields Yog6 Ugviturk Dnd

TtukcJ x Kanred (er 11725) had the highest 3yenrwerac yield vlhile Nebred and MarDin had

the lowestbull

Winter wheatrnd0 a good crop at Eravre as shGWn by yiel9-s of froD H~~l 10~58 bushGlls

per ~~e6nd test w~ights over 60 pounds per bushel MrDont and Minhardi x Mi1Jturki (Cl 8034I bull

gave the highest yi131ds while lrebred and hrninwere at the botton of the listbull KqnrodU~

turk and Llioont hha the highest aer~~ge yields for the 3o-oyear period Yogoraoked fifth

Minturki oighth andMJroiri last for th~s period

t bull

- ~

II

-~

-10-

t bull

0 I ~lmrcr-- Inuober

-

Table 1 - Agronooie and other dota fOf winter vlheot varietios glOwn in renlicated plots in c0- OJerativo experioents atlQ ollppritlllpt stations in tho hard rod V1in~or 1heatoroo in 1941

~d average yiolds for 193s41 ~ bullbull lt i ~

I

121051 4middot 430T12106 i 5 5 28 T

6936 10 7 3020 11669 i 1 3 27 0

88515middot iAIir 28lJliV31$ 408886 I 5 4 32 io6251 i12 7 2835

110 231 1 J 8-6 83 20 2 4

79 i 78 ji74 193 66-9 205middot 3middot66 lS8 565 193 65~ 185 8

5352 21~3 248 172 1148 114 9

45 174 g 39 157 133434 14 1532 135 16

39 14$ 14middotmiddot2S 160 12

o 45010 51019middot46010 45~()

60 45060middot middotASDmiddot6()4IO70 43040 43b1O~~O 50 43~b

29 029 2528 4029 T

30 402S 1027 1533 831 2D27 4$31 10

28 10middot 15 middotmiddotmiddot520-27 T 5 5103P ]0 30 490

35 middotmiddot51025 49~020 49_016 4SOT 560

10 middot5()55 4E()

437

64167

137

middot786

12middot9

1312

11673lt 6middot11956 i 8

11805middot1lt9

---- i 12 811754 11 7

5146 13 128180 i 11 7

~ Do

CorrinChe CvvSlc x T~sect

Ihrtln x TeIlDlJrq _ Konrea-Hord Federation x

Temarq

TeurorioarqPewmec

EiJly Blackhul1~iviraBldokhtillH~e ~ ~iedit crran~ (Sol

41~16-3-3)C1iefkanKtmred KawvElle bull

Mediterran~f~g~~c6~

Meditenanean selection 10086Red I~ selection (TS 7250-1) ---Denton 8265Mcaster 6471Khark6f 1442Clarkan 8858

1

-si-oildd eror opoundaarffeence~twodnthe oeaJl yields opoundanYt~v~ieties=i~61 bushelS~ ~

Varietyor eross

I

JClnuriber

I bullI

Medit e~anean I 11587- A-fy 6 middot36 55 188 19~6 3Marliin x ~~q3 i 11805 May Q 40 50 176 198 2~a1e x ~enoaro bull bull I -11956 ampr~ 6 middot36 3 17~2 tTenmar ~

6936 MaY 2 37 51 165 199 1 Kanreaard Federation x Tenxnarq 12105 1V~y 1 37 52 148 Jmtin x Tenmarq3 11823 liJ8Qr 6 38 48 146Pawnee 11669 May- 6 36 50 132 19-0 4 -Chiefltan 11754 May 2 37 51 129 172 - 9Qrlvira 8886 IJay 1 40 53 127 190 4Denton 8265 UOV 6 39 51 115 16-6 11Certified Turkey 1558 May 6 40 50 11-1 168 10Ji)ar1y B1ackbu11 8856 =-i1 19 37 51 108 181 6Kanrea-Hard Federution x Tenmarq 12106 i 1 39 48 103Comancha 11673 lvay 1 37 49 101 177 8Bl 6251 Hay 6 35 50 100 18-0 7Cheyeon 8885 lhy 6 34 49 amp1 162 12thaiko 1442 vhy 8 33 49 77 150 16Kawval 8180 May 7 42 50 74 152 15VGU1ghn~koy (TS 15133) May 8 37 49 69 155 14Kaura 5146 7 36 48 57 158 13i ~VJaY

m~a error ofa4idiffere~~ be~c~ the mean yiolQs oj any two variDties-= 154 bushels11 Replanted on Decembcr 11 1940

iIH _ r ~~~ ~-- ~ -1-- ltJ t

1t

Table 1 (Continued)bull 11

l~lti12n8

middot1middot243

S6

7

188174169170155150142

~OQgo+] 1i~ dacre AVerage~ bulleld_ 1~39-41 ~ailkSuo) (Bu

579 397580 368540 355562 333581 325548 303536 299541 268538 256512 251 134 510 245 135541 231 125554 191 132$46 187 136

July 1~40

June 30gt39 Juro 29 J 43

June 2S38 July 342

July 444July 3 43July 4~ 41June 28 38Julj6 42July 4 41JUly 4middot 41July 1 42June 24 36

252322222430262822

3028

282416

1195611669118051167311754

818069365146

1210688861412155862518856

- BusMald TOlQ)IL-

(Four Ifiyenf4-acre lgtlots1(Irrigat cd)

Variety Or bross nmiddot~middot~lt~~imiddot I--r~o---l______i~~umbor L~~J~_+nri

KaVlvalexTcnmarq PavmooMartin x Tonmorq3

I ComancheChiefkanKawvaleTenmarqKanred lt

Kc11lIed-~d Federation x TetliilarqCheyenne KharkofTurkeyBlackhullThrly Blackhull

~

Lovrbon Oklahoma (Three 01332-oPre plopounds seeded October 7

emerged October 15 1940)

DtCVariety 00 cross CI --

number Headed Rii9

Oro x Tenmarq 11672 Apr26 June middot2 40 5 17 58 355 279 1Comanche 11673 Apr26 June 2 39 5 75 57 316 267 2KawvaJe 8180 May 1 JULe 3 41 10 17 57 287 234 6Kuvvalo x Tenmarq 11956 bull May 1 June 2 38 5 50 58 282Turkey x Kawvale (La35-93) --- May 1 June 3 40 90 20 57 270 229 8Tenm~rq 1)936 May 1 Jule 4 39 25 65 55 267 245 3KawvaJe x Tenmarcr 11750 Apr29 Juno 2 39 10 20 53 267 236 middot5Pawupe 11669 Apr28 June 2 36 middot10 2W56 26~3 244 4Cheymmo 8885 i1oy 4 June 6 38 90 1 58 250 234 6Ebrl~r BlackhuU x TeIunarq 11952 Apr22 May 30 39 90 90 60 249kly Blockhull 8856 ~r19 lffay 30 39 90 95 60 242 206 11Kanred 5146 ay 4 June 5 39 90 75 55 219 220 9

~Iobred x Ka~le (Ia~3amp95) ---- Ani30 June 5 41 10 50 58 214 202 12 Cni efkoln 11754 tjy i June 4 40 90 85 58 205 214 10ICbDrkof 1442 May 6 June 6 38 90 60 56 199 200middot 13Turkey 1558 1~ 6 Jtine 6middot 37 90 pound0 55 196 196 14

~ Clar1nn 8858 M~ 2 June 6 42 90 25 58 176 181 17Penquito 11745 Apr 3D June 4 41 90 65 57 174 183 15Sibley 62 11523 Ivhymiddot 4 June 6 37 90 80 54 163 -181 17Blockhu11 6251 May 1 June 4 41 90 65 56 151 183 15HarVest Queen 6199 1hy 1 Jtine 4 42 90 40 54 133 150 gt19

Stan4poundlid errof of a differencebetween~ho meal YieldsofanYmiddotmiddottVloVorieti~s 1SV6ushlt31sbull

) Higher at time of harvest

Table 1 ~ (Continued)

7

middotmiddotmiddotmiddot645

p~

3amp0 13~5 3304 6298 8347 232-5 3292 9304 631552amp6 1129~2 928-4 1327~3 13271 14

i El~s Kansas(FoW p1~tsseedeWOetober~eniorgedOctobor 13 1940)

1---~~--___---_i- _----~_+_-- 1----middotmiddotmiddot-middot-+---- ----+--+-+----qt--~ --t+---v---y----I bull lt bull C middotT nbull i ~I q-I

middotVUJoty PrmiddotmiddotmiddotcrO8$ middotmiddotmiddotmiddotmiddot vJ lt number Val

ct ~

PaWXleemiddot 11669191 24 21 37 5 64 427 246 1ComOncho 11673 195 24 23 38 20 63 406 ~44 2Choy~o x TOJllllarq l1972 J91middot 25 25 ~ 15 middotmiddot62 46~rOrax ~enmat$fmiddot 11672 198 23 23 38 25 63 39~4 234 3CheYQDne xJEci1rnorq 11973 r91 ~425 38 5 63 471EbT vb 36~5 217middotlymiddotB1acqll Hir ria 11846 194 24 25 39 4P 62 36~5Euly BlackhUll Ii T~iq 11952 1middot~993 2132

4 2Q 40 middot70 62 -

Tenmarq 6936 26 39 406 350 21aChiofkan 11754 rJl62

149middotbull 29 40 1565 350 middot 22~7

b1y Blac~l Ba56 JJ66

18 40 80 62 337 32~0Rod Chiof 12109 9 24 26 42middotmiddot 40middot6pound330middotmiddot ltmo 8220 198 28 27 37middotmiddot 80 61263 i71 9Nebred lO094~00 aa 25 34 90 61 259 i7~6 8Cheyenne 88f35 199 29 27 36 80 61 254 16(gt13

~ed 5146 199 middot~middot28 27 39 middotmiddotmiddot80 61 251 166 11~kQf i~12 -198 38 27 38 80 60 2~19 1$4 12Blackhull 6351 T96 24 26 4() 17 61 236 167 10IUr~oy 1558 99 28 27 37 90 60 218 153 14

B1cqkhu11 sqlectionHC3Q9 199 a5 26 39 90 60 175

bullStQndo1-d qrrqrmiddotofu~ffer~q~b~tw~enlihe mean Yieldsopound any poundwo ~[1+iotios 153buSJiels

1

- -

1Ill

Table 1

(Cominued) 1 J 14-

~

tmiddot i f

j bullbull

i

i bull=

244

1

I Akron Colorado ~ (Four 1 41acre plots ltmmiddotmiddottl1low12 on oornland

seeded Sertember 9 emergedSeptember 15 194b) _

Variety or cross

_ oi verag13 i131 C L Da C bull ~apound yendight i pc~ tlCie Average -r-shynumbor HOOded i 0 rust I 15ushol leldmiddot 1939 anQmiddot194l~~

Uly n Ll s 7 _ (Bu)

Comanche middot1673 May27 7 13 24 565middot 18~5 i3~middot5middotmiddotJl1llrly Blackhull x Tennarq 11962 ~ 26 730 26 bull 580 173 Chiefkan 11754 ~29 70 27 580 16~4middot ~middot13~t~~lykbBul11ackhulmiddotlmiddot 6

8825

561 ~i~ 2283 7

7 2

38 5 2296 5

5$7bullbull50 1~31Z~k

pound(U bull~ 16pmiddot12~5 middot KDnred-Hard Federtltior ~ lt lt middotL gt i (

Minhardi-Minturki 11970 [1by26 7 3024 Jsslo 160 liO 3Temnarq 6936 ~ny 30 12 23 23 565 159 12A 6Pawnee 11669 ~lay 26 7 ~Q 22 565 15~2 middot110 7Kanred 5146 iJune 1 14 25gt24 57~5 ]3F 108 8Cheyenne 8885 ~une 1 12 33 24 570 129middot 107 9Kharkopound 1583 June 2 19 25 25 560 12i6i 102 11

~~~~f 1~~ 1rJ~ ~ ~~ ~g~ frtmiddot 15~ igMinturki 6155 vlino1198 28 560 108middot84 14Kmred x Morquis Akron No~44) --- 1lt~ 30 12 13 23 565 105 95 12 ~Alton 1438 iJune 3 19 -18 ) 27middot 57~5 77 7 66 middot15

Standard error of ~ diife~eI1Ce~et~~yenth~m~tm1ikiasmiddot ~~~~~O~~ietie~ == 275 bushels

i

oj ~ - -- - _ -~-

j j

~t middotm - ~ ~ a ( f

~

CInunbcr

Tabl0 1 - (Continued)

(Five 14o-acre plots

1----------------+-------1-

t Variety or cross

Lincoln Nebraskaseeded Scptcobor 25 ~~d 26 coerged October 1 and 2 1940)

Le~~eigh~rus~ lifE

PCu Inbull

poundtaridard error 0pound a difference between the mconyields of any two varieties ~ 1b2 b~shel~

JI Notes taken from 1 (light) to 5 (holtlVY)

244 225~1 1

231 3

al6 4-

184 1219~8 7200 6

t

169 17 -19middot8 middot1middot tJl

202 5 t

Kmvvale x TenmarqPawnee Kawvale xTenmarq lse1 23867)

Do Nebr Ho 1104)middotcDc Self 23819)Do Nebr No 1113)

Minturki x B1ackhul1 (Sel31A-899)KanredxBlackhu1lIobrelti selectionbredCheyenne selectionChiefkan Rope xTurkeyrobradClarkanCheyenneCheyenne x orenmarq

DoTurkey select ionCheyenne x TemnarqNebraska No 60 B1ackbul1 - Turkey (Nebr No 312)Cheyenne x TenmorqTurkey (Nebr~ No1)~TenmarqXbarkopound

1199211669

__--

118441199710094116661175411964

693488588885

11972121031157711973

62506251

12104

11673693614-12

727571656768797176877946767866725450654574517143middot715255iiI

23 24 70 34 25 2141 58722 23- 50 n 11 2586 60421 23 70 31 12 _~349~ 6b~022 23 60 32 10 2]19 bull 60223 24 60 32 1~3 1867 59322 23 70 32 11 2203 60226 26 80 36 40 ~060 61824 26 80 34 2-9 1L879 60325 26 80 33 34 1717 60~4 25 24 80 29 ~6 21b3 tiO2 26 25 70 30 38 2022 59-826 26 80 35 26 1590 61123 24 60 - 28 46 1979 59526 as 80 31 37 J8~5 62-027 26 90 38 2-8 1537 60326 26 80 29 39 1693 593 26 26 70 30 3-9 1339 58 L126 26 80 32 46 12$middot 60026 25 80 31 3-3 1814middotmiddot q7924 25 70 31 3-5 1478 middotmiddot5gmiddot8middot2~ 26 80 31 3-8 1789middot middot5ampZmiddot26 26 80 32 32 1588 5amp627 26 80 31 40 1696 5amp724 25 60 32 0 1329 59bull 727 26 00 31 42 1634 58~523 24 50 33 48 1179 57226 26 00 31 44 130~ 57228 27 80 31 36 ~ - gt 1307 563

~ ~

306298297278274271253

2318226 20720019~2

1901891amp8184178178173 189 9middotL6315~2 172 16159 IS7 10157 17~4 1515~b 154 17~8 1~

152 1ih6 III5 17~5 14

1l~615~4 IS

-

~ -

16 _

Table I - (dontir~ed)

amplIl1

194 2200 1190 3

C

11)2 81amp1 9

t172 6169 7177 4176 5154 11150 12144 14158 10

145 13139 15

129 16

NQith PJattet)iebrE-skh ~ ~epHcations1 ontol1owi2 replications 1~~

Tmiddotmiddot--h~a Hci~~

Variety orcrOJiS

(Four 140-acre plbts~

Nobred lQQ94 81 i JUrieZ z2~28 55SCheyenne selection H606 66 ampe2 555Cheyenne 8885 68 Jimo3 25 660Kanred x B1ackhull 11844 42 June 2 2tj 540~urkey selection 11577- 63 J1ilie middot3lt $O53~0 ~urkey selection 10015 64

25 June 2 29 540

Chiefkan Il54 JUhe 2 35 575Kanred 5146 44 June 4 25 545Kharkopound 1442 49 JuQe532555Nebraska 60 middot5250 39 vuiie521 ~~~g~~key (loq~) ~~~~ gt~ ~~~l ~~ 540North Platte 11 8884 23 June 4 -31 550~enmarq 6936 24 June 4 32 540Blackhull 6251 3QtuneA 30 -550~u~~ ~ -JW73~ ~ ~e3~ ~ ~~

Pawnee 11669 13May 31 29 550

Stondard er~or 0t~ d~tS1~ceb~nJYhem~yi~nisoimiddot~tw6V~i~t~S= 1~~bUShels

i

i

~

10

~ ~

i

I

I

iI

~ I

~

~

-

I c

-i i ~

o_

~j

fmiddotjL

L

Table 1- (Continued)Waseca Minnesota

(Three 17~acre plots)

Vari 9 t y or cross Clnumber

Ilhrmin 11502 70 2 7 20 80 83 60 54 0 8 185 349 1H41 x Minturki2 (Iviinn 2701) ----- 58 3 9 T 10 85 65 530 176Minarax Mbiliardi 8888 60 2 7 25 100 90 80 573- 167 366 2MiDhatdi x Mar~is (Minn 2699) 65 2 7 T 60 83 68 529 151n J5 Minturki ~~nn 2702~ 32 4 7 T 10 85 70 533 128

Do Minn 2700 ---~ 38 4 7 T 70 80 63 526 105Minturn 6155 23 3 7 T 100 82 65 531 101 316 5~lebred 10094 17 2 7 5 100 85 7Q 536 middot SO 345 4YOgo 8033 15 4 9 5 95 73 60 533 87 -353 3KJakopound 1442 5 3 7 35 95 77 67 517 66 308 6Karmant 6700 0 453 2

of aIry two v(lrieties 204 bushelsstandard error of ~diplusmnference between tIle mean yields

i ~ -

I-

St Pill Minn~sota--1

(TEree Q-acreplOIs) bull

Variety or crossRank

~ iit Micllardi 8888 38 thy 30 9 41 30SE 70 92 73 5S0 21~4 39bull5 2l~di

- 514g 53 June 1 10 41 50s 100 93 62 56~ 200 37~5 4I~ 11502 33 lIay 31 9 41 T 80 92 67 563 200 392 3Minturld 6155 32 June 1 10 41 10SR 95 90 65 566 179 39~6 1YQgo 8033 25 June 2 11 41 lOSE 80 88 68 566 175~ It Minturki2 (1finn 2701) 24 Atfay 31 9 42 T T 88 65 54-9 16-0Minhardi x Mar~uis (Minn 26y9) --~- 18 Yay 31 10 37 T T 95 77 571 135

- amp44 x Minturkl (Mimi 2702 8 Junamp 3 11 40 T 5 93 62 559 7-9Do (Minn 2700) 13 June 1 8 40 T 15 90 63 546 74_

13tandard ~r~or of a difference between the mean yields of any two varieties ~ 293 bushels

Table 1 _(Continued)

~----_~_--___

70 802 Z9~875 610 247 262 3S5 627 2-16 243 475 611 24665 604 21368

61 8 2~12 275 2

65 591 23170 609 232 280 1

-middot~middot----7-middot~7--f- -__---~--- _bull___-~ I middot

18 10 7014 ~41 831536 6514 397216lt43 6315 ~ 398515 flO middot1815 nmiddot 73

~ _~----------~------------------ ---------------__-

15middot131511 ~ 13middot 13 16

middot13

8033

--_0-

middot6155

115028388

f~~~iililittirld2 (IfJml 2702

j~~~~Ii~~~yen (~1~ 2700)I Do (LUlJIl 2701)lgomiddotmiddot ~ I~~nlkUd x iVInrquJs (cm1Il 2699)

~flint~k_~___ _

1~~lc1middotxdorroi of co difference bctw(el thOi~EK-TJYioTas-()CoY]TOv1rioti~s~ 3~Q8-b1Jsfte1s

I-CD

liiilbrd x llinhnrdi 8888 87 30 36 8 600 86 95 J

KfUirkofi Bmiddot12 G~l 20 37middot 15 580 A 92 5f J

Turkey 1571 82 20 36 15 570 82 - g~2 5Nabrod 10091 93 19 31 8 60 5 - 01 116 2

V15iritUrk5 6155 middotmiddotmiddotmiddotmiddot89 2b 37 15 570 78 97 3lv~tmpoundn 11502 80 17 37 8 5~0 70 135 1lCtlifmorit -_- - 6700 76 20 36 10 530 73 80 eN6Jjrcsko No 60 6250 ~5 19 36middot 15 5G0 60 70 9Yogo 3033 07 Hi 36 5 590 63 G7 7Belog1im 1513 70 19 36 15 575 5 71 10

~__--- ~__ - __ _ ___middot-~ _I

-

- 19 -

- KclXoont 6700 83 6 11 3[J 60 382 362 7Montana Ho 36 5519 00 (3 11 38 60 382 363 6fogo 8033 80 10 10 37 58 379 360 8Ilhrmin 11502 83 5 12 38 60 367 35~9 9Nebred 10094 82 6 8 34 59 364 396 2

~ Khnrkof 1442 82 6 10 36 60 364 383 5Nebrasku Ho 60 6250 82 7 10 35 58 354 393 3lvlinard x Iviinhardi 8838 83 9 12 35 59 351 355 10

~Kcmred 5146 GO 7 11 30 58 348 389 4Cheyenne GOG5 02 7 10 35 60 345 lt109 1Minturki 6155 82 7 10 36 57 333 349 11

Standard error of 0 difference botw0cn tliC moCJ1 yiolds orony two variotios- 41r ousncls -

14126700

100025549

1-1599OG05

-10094003669350

(uuu

61550033

11502

KhcrkofKuroontRolieflJOntnnrl 36Ridit x UtrJh KolUed 540lt10ChoyormoNobrodBhroka x MinhlrdiN0w6urkMinard x 1iil1hUdiMinturkiYogolIbrrnin

BozoooIl ~iont_Ql1a(Throo 156-acro p-lots seodod Sop-tomber IG~ omorgod Septombor 26 1940)

----- IL

-i ~iT(r2ge -t Yiold I

1 V~Xie~ or cross ~nUlUber_-L_~]i_e~_-1Y-()E~9~~~~iJidl9~Bushels ushols 1

397 494 2 i387 494 2 i305 i300 452 10371366 530 1357 4931315 453 9313 161 6329middot middot157 [)315 164 5308 lt159 7303 10lt1 11 I

Standord erroof D difforenco bjtW0021 the oec1 yields of ro1Y tvlO v~riotio~middot395middotbuShols~ __ 1

l~ ---------~

- 20

Table l-(Continued)

936

108

282286

285302290

11040~239038938738~6

384382381381381

6261616063606063616162

1940)

62540

650206577~542560045032sect300

1139384039

- 404038403738

2223232122222423222322

18222220202223222221~1

Novrttirk 6p35Yogo 8033Kanred x Minhardi 111726yenewturk x Kl~re~elog1ina 1667 12~07l1ontnna 36-Beloghna 1667 x Kanred 1~108Minturki 6155Turkey x Kunred 111725

IMinard x liiinfurdi aB88 Yogo x Oro t selection5~---Kaxmont 6700

Turkey ~558~ed-(Bclog1i~-Buffuri5545)-Knxmontl x

(MinQordi_Knrmont_Mirilmrdi) 1]744 21 22 41 30 SO 379EUreka x MilUkltrdi 8036 21 22 40 800 62 376 288 7

Khnrkol ~442 20 22 39 125 62 374 277 11IMinturki x Beloglinamp-Buff1J-lll 1~66122 23 40 105 61 373 293 5I Nebred lQ094middot 19 21 38 450 62 368 263 12Marmin 1150219 22 middot10 700 62 329 2~6 13 i

I Staruiard error middotOf a aipoundpounderenceDetVfe~n-thc uleltu1 yiofosmiddotoCbny two vCrieHes _ I tHbUsnols--- i

ampvro middotjfo~t~1](Three l50-oorq plots speded Sop-tenber 23 emerged October lt1 lSl40)

VOXioty--cros -r~r 1loi~~yen~Jb-tr ~EI-s1l~~r ~ilmiddot1--- --------- _ L__ runeYciY -(r~)--L-(rbs u)----rsu-~

lKarmont 6700 7 11 27 616 i58 202 3 IMilJhrdi x Minturl9 8034 8 1428 610 258 193 7Kanred 5116 6 14 26 616 256 205 l I

Novtburk 6935 6 14middot 27 614 256 205 1 IMontonn No 36 5549 7 1428 612 253 197 6 I

Kbnrkof H12 7 H27 610 250 200 4 IYoga 8033 9 14 2~ 604 247 199 5

lviinhardi j lkinturki 8215 7 15 27 602 247 176 12IvanturJcent 6155 e 14 30 601 214 134 3 iTurkey x WunessQ 8028 G 14 26 GO6 241 IG9 13lannrd x Vd~rdi 0003 0 14 28 Gl0 225 170 10Minard x iiilhardi 3839 9 15 20 GOO 225 17G 10Nebrod 10094 ~ 11 26 810 214 180 9IMnrmin 11502 9 11 29 606 lCl 151 middot1lt1

I Standard error oj D difference bctvlGen the melt1L1 yields of any twou

v2-rietics- 130 bushel

~

STtumAw ERRoRS

- StllIldai-d errors have been9alculalied for yields whor poiislblo The accuracy of these~ t

erors mar beopontoqct9stion3incethO p]ots were notalCioIllized et all of the stations Ranshy

dom arrcmgoments were used at the Toxasand Minnosota stations Statisticians do nolll agree as to

whether or not a generalized-error obtained from nonrandomized plots is of any use From the -

agronomic standpo~nt it is felt that the~tl1tistic i~ of use although it is ro~iz~qtpat tbe

valUe IIIEliY notb~entirelY~6rject Just how far wrong it mew be~s not known

The anaJysis of vori~e wns used for tho 1940 yield data at each station Total var-

onco wns obtaired and from this WO$ subtracted the vJlXionce duo to varieties uno duo to raplie8

tio~ the remcentnder considered as due to error To obtain tho stOlldord crror of tho moantho

sguaro root of the meon sqBamp0 due to error or the standard deviation WaS dividtld by the

sqUarc reot 6f the number ofmiddotroplicntions for oachVnriety Thestnndard error of 0 difference

w~sobbainedbymultiplYitig~hestaldorderror of a moon byV2 1

The sttinaJrd error of an I1vorcgo Qf ovcrcgeswas dctorm~ncd by tho form~o

wh~ro a b kac --n ~emiddotthe soparotc$tDYJcl~darloors and N =tho number of scphratGav~rages

Thostlmdnrdetror iIi bushels mcw be exp~essod in per~ent by dividing the stf)ndnrdo~r9r by tho

meon yield and multiplying by lO()~ Tho SUIlL1ory of these stondo-ild errors is shown in table 2

together with tho number of plots and ovorGgc yields at each station

l

~

~

t

l ~ ~_

3middot4

41middot

229 1S-3 232 132 5684 ~39i 5~53 3~92 277 817 ~

I t3 2483 187 153 108 4~354 $159 2~5 153 108 3~423 3525 225 184 130 369 t

I4 1395 ~89 275 middot194 1391

5 ~O32 2~88 i82gt 129 6354 lS98 266 188 133 951

I 3 ~lA5 250 204 144 1258

3 ~5n 359 293 207 13173 2485 378 308 218 877

2 ---_ ---- ---IJ

3 ~609 8~1ltb -119 296 820 ~

IE~27

3 4bull84 39gt 279 middot7911

- 807 205 1041 102 a~middot683 2399 159 130 092 383middot - -

Table 2 - Humber of plots elerge yi~ld c41dmiddot gttmdtmiddotrd errors for the plot test at caeL coop-erating station 1941 i I

I l

~oxns Denton

Chillicothe Bushlandmiddotmiddot

OklDJlOmbLmrton

WoodVIard~ K-ms~s

i-ltJL1l1Dt t ani R1Ys Colby

lt middotColorado- Akron

NebraskaLincoln

North FIr-tteMinnesota

WtsecaSt PaulGrclld RapidS

North DGkotnDickinson

1yomingSheridm

MontoxaBozemanMoccosinHavre

t-

The yields of the uniform as ve11 as other varieties grm-m in cooperative experiments

have boen summarized for the different districts and states Vlhore possible average yields fo~

the last years (1939-041) ore also givbn

Districts

SUllll1Drie6 of the yield cwta forthe uniform v3Xioties grm-m in 1941 ond the 1939-41 aveshy

rages vThere available arc presented i~ toblcs 3 to 8

In the southern district in 1941 yields VIore reported from fivest~tions vn10re ton vari~

ctics 7ere grolm uniformly The dta arc presented in table 3 There the vorioties arc listod

in order of average yield ~KarJOlo x CCllLnrq (cr 11956) in tho uniform plots for the first

time ranked first YJith on average yield of 273 bushels per acre Pmmee rruuwd second and

COll1Ql1Che third Chiefkan had an averpge 7 bushels less thJn the leading v~riety Kcu1red

Klnrkofcu1d Blccld1ull rere at the botton of tho list

_23 -

078

4~97

132

568

1~80109

917

of 2 00Dl1bull oIIt

Stondrc1middot prror

StU1d1rdprror of 0 Doar

Toble 3 _ SUOJ1Llry of overogoy~el~ of tho uniforJl lirtox ~J10t vdobi~s gtQJn iyenl~p1(rt~~sts d 5 stdi02S hi tlO southori clistr-i~t 1941

j --~middotmiddot----------iif---middot~middotmiddotmiddotmiddot 7W+g~ro[Cfr--fnbusroi~~t ocr

1e ot i ~I_-~--II

1lXioty or co~s C I tliITli ~i d bull bull Avorago

I~lili1bormiddot Denton I cotho_ Busll~c4J La1iron- IVoodvffixd _--_____ i

K~iVolO x TOIlnIq 11956 86 172 397 4~H2 42middot~l) 273 ilmmoo 11669$9 13~236~8_ ~6-342~ 7 25~2 IComnehe 11673 110 101 333 ~16 388 250TOIlIlUro 6936 74 165 299 267 3-88 239KDNDloB)80 48 74 303middot 287388 220Chidkon 11754 52 129 32bull5 205 302 203Jlhrly Bbckbilllmiddot~middot8856 66middot 1O~8 IS~7- middotmiddot242284 17 9

lKmrod 5146 48 57 268 219 249 16-bull8~1O-rkof 1442 29 77 245 199 241 158_Bl_1C_kl~ulh- middot 6251 54- 100 19=1--~~15 bull~1~_----29~bullO__ 157

bull of bull

(bushols) 114

(p~cont)~middot 199~middot~ --

In orelor to SO7 tIle _b ellevi or ~f the vriotios for C SOtlOTJtJt longerporiod f the overCge

Palm-ee 1Ccl tho

~~o varioties are listod in order

~ yiolds for 1939-41 ~e sULlrnrized for 9 v~riotios ir- toble 4

of the roiC11tccl ovcr~~g()yield bosodon tlie rsuHs of 18 sktioryo~t tests

highest over~ge follOTed by Cononche CHCfr[lll ond IenrJLrq EJlcorkQt Co-1dmiddot Ifru~edInd the lotost

overage yiolcls The oiler ofmiddottilO lec-cling Y~~rictiGS is tle sene -os for the 1938-40 ovoroge e~

copt thd Tenrrorq m91l lQl$S lJigh0rthik~Blockhul1~

tests at 7 stu-Toble 4 - Su-rnory of over-ge yi~icls of 9 winter wheot viUieties gtown in plottiOllS in the southern~district for all or 0 -flart of the period 1939-41 =r SEelspmiddotr nciE --I

Vnrioty CImiddot ood Weightednumber Law on vrrd nv~~_ __ ---~----=~_--l

NulI1Poi ofyc0Xs grown 3 3 3 2 3 2 2 PnwIioo - 11669 middot205 190 - 1S-8 244 360 175 396 248Comrincho bull 11673 231 - 177 169 26-7 327 183 387 2t4Chicfkun middot11754 middot213 -172 bull 170 214 315 170 367 228TOI1JllQrq 6936 193 199 150 245 304 167 337 224

Blocklull 6251 1S-5 180 132 183 292 176 389 215Krwivcle 8180 174 152 155 234 296 305 21-03Ebrly Blockhull 8856 19-8 i81 136 206 286 192 294 210

J Klmrkof 1middotl42 148 150 135 200 27middot1 16~0 344 196W Knnred 5146 middot172 158 142 220 273 151 186

I~

Formiddotthe cCl11rcldisttibt ampitivJere reported froD Sixstt1tionsmiddotin 1941 (tob165) ~ho

d1ta orcfoirlycbn-sistcntoxclt1gttinmiddottho Coso ofNorth Plotte~ Pbirio6 ruJked firstuith un aveshy

roge yield nc~rly 3 busholshigher tlk~ Coonncho valieh ranlod second Cbie~~~ r~ed third

Tenrnorq fourth ond Choyenne fifth Nebr6d Bkiclrllull nnd Khotkofvlore t tho bottQm Qpound the

listbull In ViCIl of th0 ambimt of wintorkilling ot sorie of thcsostbtions thohighoverJges or

Povffiac and Cornncho weve 0 surprise In toble 6 the avorgQmiddotyieldsfo~ Jdh6 lost three yo~rs

h

for nillltl voxictics grOVI11 at six sbti Jns ~e s~izcd~ lotIlCO rolccl firs~ ~ayipg on jdvontogo

in yield of 14 bushels over Conll16he~ In third IJIQCc TcS Chicpoundlm1 foli~ved by Tenmrq and

Choye~o Korlred and Kharkopound l1odthehciWest ~vcr~cgc yields fOr t20 periodbull

Ta)lomiddot5 ~ SUDI~117 of~voiogo Yiold~ of tho uniforp winter whoet varieties grovm inp10ttosts~t 6 stctions in thcoOl1trcl (jlistrict 1911

) ~

B-- - Avr~go-riTld hb~Sle_ltrDlrO JiT--E V~ioty ~ Cmiddot Imiddot ~North Jvergo

______ ~- middot_p~lb~1ihJJ11[~ttan HrlYl-lC)l~1LJ llkron Li_~~~E1Pl~tte __~_

PavlIleemiddotCOIDiJnClle ChiefkanTenmarqCheyenneNebredJ31ackhullKlmrkof

11669 314 42~7 410 15211673 ltl96 406 375 185

11754 263 35bull 0 367 1646936 239 350 386 1598885 281 2p4 342 12-9

10094 220 259 346 1186251 233 236 326 163

1442 187 249 331 120

-

2981521921511842007

15911~6

108

435

Standard error of amean (bushels)

middotStundoFdmiddot eriorofti mdbD (percent)i___~__ _---__--_-~ _

Table 6 Suttlcxy of avorcge yiclds of 9 wbter yheat varieties gra-min plot tests lt 6 stashy tions in the central district for all or r1 pert of tne poriod 1939-41

middotf + bull bull ___ _--~~-------~-f-m--

middot-V~riety CI li--~yerrg~1t~1middot~__~l~$l1el~

1______ nuober I$lbnhattan EnyUQolby l-11lk=middot~ran~~middotJ===L==-=--~==w~1Humb0r of ~rc~~rs grom 2 3 1 2 3 3

Pavincc 11669 318 246 410 110 251 129 225Comcncho ~ 11673 91 i44 375 135 186 145 21-1Chiofknn 11754 281 ltl27 367 131 200 161 211T~q - middot6936 26S 21~8 386 12 175 144 199ChoyeIL10- 8885 270 160 Y12 lO~7 202 190 197Nobred 1()j94 252 176 346 10~5 184 194 194Blockhull (3251 250 16~7 325 125 187 158 18-8KcUed 5146 228 16~6 352 108 172 185Khnrkof 1112 i 21Q IG1 33~1 9~3 151 169 172 i-- ---- --_ ___-__-

~~le Yields obiinedin the nciJftperil~istrict ia 1941 aXe prcschted in table 7~ Ihtn wer9 1- ~ -

i-qgtortod froq 7 sktIcii1s YTithfour v~-iriotiQlpeing grovm illliforuly For the average yiolas ofbull I- i- bull

ti~se sht i~S J iun-irdx lii111nrdi (d~i S8SSS 112a 0 Slight~dvLntigemiddotin yield fo11oel by Yogo

Ivhrr1in und iilinturki in the order I11Jledmiddot Excludimiddot~g the d~to from St Pul 2nd Gr~1d Rapids from

tlO aver middotgQs iunrd x 15illlnrdi (C ~I ~ 8888) rDi1ked first IDirkOfseCOl1d ai-id Yoga t~ira lviil

turki nd LVJcIIlL ~Dd thcloues~lt1vmges ~1 though tllO sprc~Jmiddot b0tv~Wen thomiddotmiddot highest Clil-d lOVlost Oye-

r~ge yields RS lossthl+twobUshelsOvwro3-yomiddotr period ~ot 6 sttions (t~b1e 8) Yog0 Cild ~ - ~

N~bred hcl the SDO ov~r-ge yi old cl9sely f oii6lOel by 1Jiii-~ra x UlinlltJrcli (C I 8888) mel Kl~-crkof -

-~

h

middotmiddot 25 (If

j Table 7bull SutJIDary of avercge yieJdp middotof 7 varieties of vtiilter heat grOJIiriplot tests amp~ 7

stntions in the northern district 1941 _ J

C1Gie ago yield inJ]iyencr exe a middotmiddotycrag-neIdVarictyorcross ci~ 1- St Grol1d 1orJ- oze- lVJOe- T-~ b sti11

-=- __ numocr hioscca p9u1 JEbpid~ dan IlDJl casin vrc tions tmns=J

Y1iIJrd x Minh1rdi 8888 167 214 24~6 35n 32~9 382 225 273 291KhJrkof 1442 gt66 ---- ---- 364 397 374 250 ~---- 29~OYogo 8033 87 175 242 379 308 40~ 247 263 285wmont 6700 Oi2 _- --~ 382 387 381 58 ---- 282Hobrod

10094 90 364 357 368 214 279-

Minturki 6155 101 179 2312 333 316 38~6 244 256 2761hrmin 11502 18~5 200 ~~- 367 30~3 32~~_181~~59 _2~_

~

StondJrd error of 9-moon (bushels) )44 207 218 296 279 102 092 O 7~ 091 St~ll1dDrd error of ~mcan (percont) 1258 1317 877 820 791 2 68 383 338 352

------11 Excluding St Pbul and GrciidR)pids

Table 8 _ SUrnrDu-y of CvorL1g~ yields of 7 wintor whcnt varictics~0vmii plot tests at 6 stashytions in the ortherr district for 011 or n part of the period 1939-41

ifoight-Cd~ bull bullbull lt

I - d ~r~~101s Pj-ClO 2t -VJXiety or crQssgt middotmiddotCbull hor-I Boz~ iIoecj )ve- I

= i 11Uniber vifasocn iclcn-L-L1DIl I sin Ehvr_o r~ 0____

llfumbor of ye2rs grOqn 3 2 3 3 3 3

IYogo

87 L1509 199 298 8033 353 360 311 iNebrod - 10094 345 116 396 493 263 180 298Hinard x Minhordimiddot 8888 366 905 355 457 290 178 292Klinrkof 1442 308 92 383 494 277 200 292Karmont 6700 80 362 494 282 202 284Minturki 6155 316 97 349 164 285 184 283lvllLmin 11502 349 135 359 404 246 154 275

States

In scvorol of the StG-tcsthero lore two or more coopdr-diing st2ti-Jl1sfrom vThich date Tere

rocoivod- in 1941 At sono of theso stations only the unifort1 voriotiosmiddotmiddotiere grcim Thilcct

9thors aMit ioriaJ varieties were included It has been the practice to sUlIlt1arizethe middotdiitiJ by

St-tes by averaging yields from all stations within a Stato In ]941 more thun onc stntion reshy

ported data in Tcms Okluhoma Innsas Nebraska Mim1Cs0ta arid Montonn and summariltls wero

~ mnde up for thoso

In TOlqs lmiddotyoriejie~middot tero grOim at the threo sktions (Ina tho averoge yields oxo shown

in table9 middotKrlIN~O ~T9nparq(CI11956) lvbrlin x Torunlt1Xq3(CI 11805) Fameo 2LJd COIJQl1o

che hld the highest oVeroge yields For tho yo_Xs 1939-41 includh1g9 siction-yoors Pan1eo

Comanche me l~rt~l x ~cnr1IJrq3 (cr 11805) rll1kod the highest

Tw stptions rcportQd datg bOk1~10Ila in i941 (table iO)~middotKmmiddotIvnlox-middotTonriarq(Cl 11956

raJlked first COIp1chosQcond pndJawnce third Foral1or1i POxt of tho ~pcriod 1939-41 5 stu

tion_Y0Qrs Pamoe 1115 had the highest DVercgc yield follOlCd by CoCucho and Tenoarq

- 26 -

Tobia 9~ -l~vr~goYiold in ~ushdLs por ocrbof Tintor n~lot v~riCtioslt grOmil~ plot tests in OxS 111 1941 uld V101ghtod ovorgospoundor 1939-41

191194I9181185

16015 7172144166

---------~-------I-+----~-_---+_s---- I

-=--olt-c- u-----Ra--~middot-l I1middot I2 I5 I

I

I

218205190

181-179 169

- 14 bull6 )A2

124 120 middot117

115__----

11956 11805

11669 11673

6936)11754 12106

81805146

8856i 1442 gt

6251

ViriJtJ~ orcrcs s j lie1 I~--1----- -- ~ i-2luobvr

~~~~c~gt=~ Phvmoo

~ ~ 06nonchomiddot ~

6~~ 11middotI ~odIL-rd Fcdorot ibn x Tcrunrqmiddot~~o Jihr1~r Blaellthull

middot Kbarkotmiddotmiddot Blackhull

2i

6347

59middot~

1011

303314272280276

-254275249252248243

Table )0bull- veroge yi~ld in bushels per acre of wintcJ wheat vadeties grown in plot tests inOklaho~in 1941 DrJd middotvrcigltcCl uvcragos for 1939-41 I

1--------------- Imiddot J ~-)vcr CyiOIirTn--bu-Slh-Cl-S--------IVoh6tymiddot6i- cross j I c] 194~ 19~941

1----------__~__~ I numbor~ (2 stohdns) 5 stohon-yeJXs Bonk _

Kawvo10 x Tonmorq 11956 356Cornoncho U673 352

middot Pavmoc 11669 345~middot1VolC gt bullbull ~ 8j80middot t 338 ~centnmorq 6936 32$middotDhoyenno $B85 277]trly Blnckhul1 8856268 middotChiofkori H754 254

-Turkey 1558 24~OKanred 5146 234BIQCkhull 6251 221IChnrkof 1412 220

1 _

Doto wc~oroportbdcfmiddotr6mthroo shtions in Kll1s1sin 1941 (table 11) lith thirteon vori-

middototiosboinggrovl11uuiforI11y pavmoC~lod thohigl1ostovoroGo yi oldfo11owei by OOIlahcl1O and Ebrrshy

middotlyltBlookliuiimiddotxToiu1orci (CS~ 11952)Chiofko1rCrJkodfauxthoJdTeon1rq fifth For the 1939-41

poriod inc1uclllg 5 station-hcrs tl~o vrictios rQ21c in tho follovTbg ordorfor yiold Famoo

COrnW1C1l0 Oldefkol nndTcnImtq

In N0br~sl~ tuost~tions rcpo~tod amp~to mld ~t theso Ncbrod hod themiddot~igllCs~ uvorogo yio1d~

fanowed by hwod x Blackhlill (CI 1184-1) ondPQImoo middot(tabl0 12) COJ1ltJ-1cho tC1l11ltodlast duo te

wintorki11ingmd hessibiJfly dDago Cherenno soloctitm ChOyCn10 Povmee ~dmiddotNobrod had tho

highost longmiddottir1o ovcrigcs C

IVbrnin had tho highostrwOigd riold in IVIinllosota in 19lt1l(hole 13)~ MinlXd x iv1ilJi~di

(6I 8$88) o~cl H41Xi1int~t1cl2(f)Il41~Z701-)a1sbr8jllcd high Thrcoviiiotibs iAiliarQ x IIpoundrgtshy

middotlnrdJmiddotmiddot(CI 8883)- rc1niplusmnl 6nd IVlJntWki foJt) aDout equ61 foriicldfortho lastthroo Yo2rs

l

- 27 -

Table 11 Avqrqgeyielci~i~busho1~middotPQrocreof~linbex ~1heatnridtlestpOIinhiplot tests inKansas inI9~1[Jyl vrcighted avorgtgcs for ~~39~n

Vnriety orcro~s CCIhunber_J-gt

PawneeConanchohly BlnckhullChiepoundY-anTonocrqCheyenneEJrly BbckhlllOroNebredEDnredBlockhullKharkofTurkey

Table 12 4iv~rogc yi91o In bushels oor nere of VTil1t~r hed br~etiosgTovnl il~ plot tests inNebr~slm it 1941 ti1ld Vrcighted avcrrges for- 1939o41

Vortety or cross

NebredKanred t Blocld1UllPownee Cheyenne selectionCheyenneChiefkanTurkey selectionNebraska No 60BlackhullTenrnarqKharkotComanche

CInunbcr

10094llSmiddotH1166911666888511754

115776250625169361442

11673

20~1 200119~4192

180 172

168153135131130Ip

189

190 199

190 18i---~

175173190162IS6

4

3125

67

1098

3

21

-

Bank -~II

~---

~---

----

331

334 337

- (

211209193middot17317i1amp81$~8142

6155

8033---~

-----1150288~8

MJrminMinord x lViinhtrdL amp44 x Minturki2 (Minn21QlfIvrinhtrdi x lik1rquis(liiru2699)Niinturki H-44 x Minturki2 (Mil1l1~ 2702)Yoga bull ~

H-44 x Ivinturki2 (iAiill~ ~mo)

Table 13 Average yield ill bushels per acre of winter wheat varieties grovID in plot tests inMinnesota in 1941 and veighted avcrnges for 193941 r -jy~~ middotidld inbushels

VC1riotyo cross Clmiddot 1941 19 9 1I----------~-----_----c_~_1--number 3stoampJoi~~r (13 stationyenrs) I

In Montonoeight v~ieties vvbre grownunifCJrtlr at 3 stations 0$ shown in table 14 middotKLz-l l - -

mont Klk1rkof and Nqv1tirk r~ed highest in 19~1 liTlllleTClrturkYogo andfDrmol1thndt-he higlo

cst yiolds during thb~~e0period1939-41

1---

~middot28

Table 14 - ~ver~~ge yield in bushols per oo~~ of Tinter he-t vu-ieties grovm h plot tests ilIYTontQIllJ in 19~1 and reighted bvorages for 19394J

Voriutymiddot o~ middotcros-s---] cI~-~~i~~~QshgS-middot_middot_middotmiddot--~-middot-~--=l____ i numbor Lt3 st~2)rsLlt8 stob~ors) _middotR~E middot_i

K1rcont[ 6700 312 30bull5 3 lGwrkof i44~ 340 302 4 INewturk 6935 336 308 1 IYogo 80~3 319 3062 WLinturkimiddot 6155 315 292 middot5

IHebred 1009431~3 289 7-Minard x IvLinbardi 8888 312 290 6 II_~_r_mi _middot--- -+I_l_l_5_02_~- ___271 I 251 8___

1

II

$UJ44ARY OF A~ONOlinC nTA [

The agronomi ]ata other t~ ~ield have been sUIDIDarized for each distriatpoundor 1941 iii

tables 15 to 17 Ih~ach easo the CLlt~ qre overogcd for as lIQJly varieties and as many stations

as possible The numb or of stutionS ehtoring the Qvor1ge is shovm at tho tOlJ of each column

The dik for ~h~ southo~diSt~ictbull arepro~entod in~~~lo 1middot5bull The or~leadodconS~dei-nbly eJXlierthancin1940but the relhtive ot1liness of the wriotiesrerik1inod the SQille

]hdYBlackllullh~ridca t4e~~liest JUlr lov~e~and CotlUlchc wore ~yenJiormiddot tmn Tc~qChiefkon overoged~edo e2rlier t~mxf BlackhuIl RipOIi~g htes shoviodo narrower rCl)lgcioXid

in this case BlackSult ovcr2l$pd ono ddY emiddotmiddotrlier th-n Chiofkan For height KcwlV21e WOoS thetoU- ~ ~ - ~

ost and lavmeethoshortest Lodghl~ d1ta from tilO sbtions SL07 toot Chidlmn ond ~r1yBlcck

hull lodged the ]jJo~tvlhile CotlnJ1c1~9- 8nd BL1ckhull Tero ciso wenk It ymS generally obdervod

thlt tho St~amiddotl of- ~lBlackhull T~t~ rQS i~lined to be Teolt in 1941 Kowvale ~Tonlmrq (cr I

11956) Pmrnce K~tyenale and ConianClicilmd lOYT 6vCtDgd LllfeetioIlS of leo rust Test middoteighbs

VIere 10 in the district with FerlYB~ocldlUll hvil1g the highest aver(lge of 565 pOU11ds per bu- -

sho1 KavlVale x Tcnmaiq (Ct 11956) ranked second end Clliefkru1 third for ovcrage test Vleight

I Table 15 - Sutlllry of agrononic chtq other tInn yield lor vlintor varieties grown at cooperatiIlg

stations intho5Olthc2l1odistet 1941middot

iI

1llUDber of stations ~ 4 5 2

KoVlvole x Terunrqo 11956 I~ tl 13 37 35 gtPowl1ee 11669

~~ 19 13 36 30 5

Conlche 11673 May 7 13 37 5S aTouulq 6936 Xiby fO 15 39 50 23KavllTc~10 8180 bv 3 15 40 29 5Chiopoundkan 11754 ~y 10 15 39 66 58Jlhrly B1acld1ul1 8856 Aprij 29 8 37 65 65Konrad 5146 lv~~3 17 38 60 65IChoikof 14~12 IoJbiy +1 i8 36 52 68

Blackhull 6251 l~hy 11 M 39 5e 63-__ ____ ___w ___ bullbullbull __bullbullbull bullbull _ mR_ __ bull____bull-~--~ ______ ---- - 4____middotmiddot_middot_~ __ middot ___ _- __--

I gt-

5

56~0

54_6550 tmiddot547534559565

-520510853~9

i

- 29 I

TliO~ c0TJtfulmiddot distdct cl]ii ~0 avorCgecl for 8 vCri9ties Jcl aroptosortod hl tolo 16 bull I

Nobrcd old GlcyCI1ne hal tllOl1ighost avqroge wintor sUIvivaJs T~le two cotlicst varioties woro

Pameo old Comu1ce both ovoroging to cbys ec-rlier in loCJing the-- TOPDltirq klmrltof l0odod

the latest Fawnee ripenedtmiddotwo days earlier than Comanche aldfomiddotux days carlir thcul Tennarrl

For plant heig1t l~obred wns the shortest and C-dcf1f4IXl tilctallost Loaf rust infoctiol1 nvoroged

tho lowestmiddoton Pnwnce andCocamc1Jc nJlp the highost onliobred Culm cOU-lts slOVI Pavlloo cnd Noored

to Imvo hud tho thickost Dll Tonmorq tho thilmost stoncls at tvo stQtions ChiefYnn hod Gllo

highest avercge test vmight por bushel with lIebrod tclci~lg socond ond Pmrlee tird

~ -

Table 16 - SunrnnIJ of ogronoIJic dJta ot1er tra1yield for vhter rhrot varieties grovm at coshyapcr-ti1g stQt ionsintl1e celtrcl district 1941

Voriety rcor J(ampte-=r-t----7-LuOc----+-i vcrcmiddotgrmiddotto es I10igJtnunber survivrl E~do4l~_o I Hoipoundt rust_ r ~shol_1

--=------ Percot ~IJ[JY (IclldS)(porcert+=-~~=-umiddot (PouldS INuobor of skt ions 4 6 5 6 3 2 6 IPawnee 11669 69 23 June 24 31 24 260 580COIJm1che 11673 65 23 Juo 26 33 25 162 575Oliefkon 11754 66 25 JUlO 28 36 39 184 601

ITcnnarCJ 693665 25 JUlle 28 33 47 155 56 8~loyel~le 8885 84 27 JUll0 29 31 69 215 578Nebred 10094 92 26 Jule 28 29 75 251 58 3

IBlac~lull 6251 69 25 June 27 34 65 195 57 6Klmrlwf 1442 74 28 July 1 34 65 i72 565

In tho aortherndisttict seven varieties tnypo conp1ed for clmrQcters othor tJl(1il yield

(ToMe 17) olthough tho data Dxe sotevlhnt frogncntorJe MJXDin and Minard x MiwJXdi (Cl 8888)

had tho highest avertlg-o survivcQs Marnin heoded the earliest but vras l1ot ripe os oorly as sone

other vQrietios ilt four stations Nebred hOO sligltly the shorter straw Loopound rust averages

shcwed -no ltliff0rcncos for t10 vJrieties but pound01 stoo rust Yogoand Nebred hod tho lowest eweshy

rages liunord x Iunh1rdi (Cl bull 8888) had the highest avcrcge test weight per bushel with iL-gtr

Din and Nebred being fairly goo~bull

~able i7- Suru~Uy of agronooic c1ltlta other thanYio~d far vTintcruholt vcricties grovm ot ceshyopercting stotions in the northonl district in 1941

j

Y tmiddot ImiddotC IJXJO Y ormiddot crO-5S~ bull bullInmbor

=-J~T

Nurlbor of s t-t ioi1S 3 5 4 4 3 2 3 3

lvIinurd x ipoundil~mrc1i 8888 77 12 14 34 78 17 92 79 601Klmrkof 1442 57 11 13 35 25 585Yogo 8033 61 13 14 35 87 5 85 65 581IfurlJont 6700 53 - 35 - - 572Nobrod 10094 64 11 13 33 7 - 592

li~Minturki 6155 65 12 13 36 89 8 89 67 575Mornin 11502 78 10 14 36 74 44 90 67 593

I----

~-l

SU1EmRY OF PLOT DAXLii

The 1941 crop Vls subjected t)severe -rintorkilling L l~ebroskn ci1d yeninuesoto hession bull I

fly and 16efrust~~ in Nebroslm ~d KnnSos Clld both led qnd steD rust infection farther

southII

Ill Oklcll0t and Texqs tdomch Ll0isturc YJQS reqe~v9d QJ1d ot sor10 stations lJUVest VloS

difficulti

(

In the southltrn district Kawvale x TenmarqCI 11959) a new va~iety in plots ranked

first fOJ yield with Pamee and CoJlaJilche second acd ~hird xspcctivelyI -

The Blackhull wheats (Bla~lili~li EJrly BlackhUll end ChictkDn) lodged or broke over

badly in the south~~~aJst~ict-under ~heextreIieiyrot coJ)ditiohsc

In tho central distrJctQvrnlte~Gorinnche and Chiepoundlon ~md the highest averoge yields at

six stDtions- 11he~o 1faricyics mde tlese averages in spitc ofvlint~rl~ning in ~Tbbraslro caused

by th6ArDistice Diy itorm~

i

HdreDpither vCgtricty d~d ICll in 1941 duo to

The bmiddotluvior of PowilCe Cfld COlJllnche is fairlyconsistont ot all stations in tle soutlcrn

ondcQntrol rlistricts cxceptot lIorthiPlcgtttc +

win~erkil1ing lt1J-ll neither roucs higllhcthb longer tine ltlv-eruges foryieldI

In the ~Qrthem dist~ict Minatd x ~i~11rdi (CI 8888 ho(l thO highest overgeyic~d 0)

five shtionsKhorkof rnIiJced seconaiond Yog~ tMrclI

Tle tVTO ncvrly naned hcots Cononche olld Immce nucle good records Cooancle is being

increosccl ot Chillicotheolcltbe plcn i~ bo Clistribute it froD t~1~t station in 1942 Pownee is

bc~ng increased and purified d WJltmhoJtcn Q1dLincoln Nebrcslm IlnS clecided to iistribute the- - Imiddot

j

variety as soonos seed is avoiloble but 10 clcpoundin~te action las beetl tolton by IC-1o1Sos WhileI

neither is 0 perfec~ vorie~y it is f61t thot each is a step fottlord JTJCl eoc~J sloulcl clo well in

its-~pted 2Xeo

fn Mil1Ilcsoto the behavior of cOJtoin FM x Mi~turki2 ~trQins WltiS pleasing ~hese linter

vlhoots corry the Hope resistalce to loaf end sten rust

In the fall of 1940

tJHIFORM YIZLD NUESW _I

the uniform yieldti1UserY was seeded at the same 14etdions in tIle ( central and southern districts as in 1939 AtBushland th nurSG1J was seeded on both dry 8JJd

irrigated lanG4 Th0~ntirsQrYcoriisteaof 30vorietios cnd strcinsoach seeded in tlUee rod-rowbull 1-

plots IJIhe Il1llber of plots of each Ir~iety at a station varied from throe to five In tabIe 18 )

tiJC varieties mokirJg up tlle 1941 nursery together with StptQ r-Jld CI nunbcrs arc sho~m -

-------1IIIi

------~-----------

31 -

Tlt)biols -Vori~tios of Tintor lhoct grmm in tho uniform yioldpus9ry1941

~ -~t~r-~~~_~_- --t~~Lstt1~omiddot orhybrid nunbor

I Khnrkof 1442 -------Blf3cidiu116251 -------Erly Bhckhull middot8856 -------Nebred 10094 Nobr~ l~o 1063

IComncllO 11673 KD11S lTo 2729Kanred x Blackhull 11844 Nebr No 1098Pnvmee Ii-S69 Nebr No 1086Hope x Cheyenne 11969 Nobr sel No 363339Kawvale x TOIlllkIQ 11950 Kans 1102726bly Blackhull i TennUq 11952 KanSi No 2739Konrcd-Ihrd Fodoratiop x Minlmrdi-Mipturki 11970 Alltrop No 130Fort Collins selectiop 11971 E G 1143Cheyenne x TentllDIq 11972 Kons Ho 2748Cheyenne x Terunarq 11973 KUns lTo 2751Kawvnle x TenLnrg 11956 Dentop DTo 35-34-117iYhrtin x Tonmarq3 11823 D0nton~0-50-3~128Kanrcci-Hnrd Fedoration x TOl~q 11974 Dopton No 37-34-54Konrod xH~po-K~rd Fodoration 11975 Akrop Bo 533Konrod x Hopo 11976 Akron No 850Compound Cross 11977 A1Uon No 874 Choyonne x Thrly Blockhull 11999 vVoodv-rard No 1126CpoyorJj10 x Ebrly B1ackr-ull 12000Woodtmrd l~o 1127 1

Blackhull Xcrloyorrq 12101 H G No 40-102 IBlocldiull Tcnmrq 12102 H C No 40-115Choyonno x TomlDJ-q 12103 ll1s10 2749Choyonno x Tcl1Darq 1210~ ~ons No 2750 I

Knwval0 x Tonpcrq 11992 iobr No 1114 IHope x lJurkoy 1069 11964 Nobr sol tIo 363401 _I

KonrodHardFodqration 25007 x TorJDltUq 12)06 Donton sol No 25-34-44 IEinrcid-lbid FoderatiJn 142 c ToImUo )2105 Donton sol No 3334-303 I

----- ---

A cODpL-rison of tho 1941 list wit~1 tlrt of 1940 will S1011 onuobor of changos in tho nur

sor T011 strai~1s which SO~~JDod to bo 1ocldng ii1 ogronooic volue ond which roro not 110aded for

ecological studios IOrO roplocodby norror soloctims As S0011 as a strin is shown to bo 10ckirot

in somo tDIiortont chI[1tr it is omittod frootho nursery qlthoughit still my bocontinuod

at individual stotims Tho strais mvLg tho bost porfoJlOllco il1tho nursoryaroadvQncod to

plot triols 1m attOLlpt is also mdo to avoid too llJ1y dU1Jlicc-t ions botvroon plot ond nursery

tosts

DATA OBTAINED

In tiibl0 19 oro prosontod tho dta fron tho 13 nUTsorios No d~to Joro roportod from

Stilhntor bGcous~ of dipoundfo~ontial stQl1ds duo to sood trotnont tQLld from North Platto duet-o

wintorkillil~g FbI 0~Ci1 station tho variotios oro list~a ~11 o~c~orof tllo 1911 yiolds anClO1ly

the Ct poundlUii~ois nro given ~or id~l1tificationbull ~vor~go yiolcsru1d rOJll~sfor thoZ-yoar poriod

1940-41 arc givon TI1orevo~possiblo~ Pata othor tl~)yio1~ aro includcdvn10ncl]jroctors conshy

cornoclsoooocl to be rol~tod t) yiold or vrhon tho dDta shorrod lifforoncosboliovodto bo of inshy

torost

At DOlton tho nurso~y yiolds ~Toro sonovrbct bottor tl11l1 -th)sO obtoinod from tho plots

_________________________________--L ~_~ _ ___~

32

The highest yielding 1ori6tiGs~middotcrcCI 11952 C()nnnche CI 12104 und 11956bull Foro bull 1 bull bull ~

the 2-yeor period 1949i41 centu~ nupbq~sl~$Q2~ 11956 ruld Pomlee hoiro rod the highest ov~~Ctgc ~ bull ~ -i-middot~middot bull(~

yields KlDrkof llL1d the ioWs~~r~~eylq1dfor -Chis some ]criod~

The stroITQ-S reth~rtlmiddot~t~picothe rmd before h2XVcst considerblo loelgingo~ - - bull - ~gt~)j bull - 1

curred in most of the V~idtioSmiddot middotAfltf70fbe stiffer stXouorl stroins nercQo~lChq GI~ ~lm

bors 12102 11964 ond K~k~f lh16 B1ockhullmiddot ond l1rly$itCl9lJl11 s~J~ieel tlicC)~e~t str6~~ bullbull ~ i bull bull ~ bull bull -

Consiclercble rust cl079loP9d Jsppqiql]Jyon ~usceptibL vorieties while CI~ Iros lH~64 11969 ~ ~- tmiddotmiddot-~middot~middotmiddot 11 ~ i-

and 11956 showed some resistmce to bdth lealbnd ster1 rust ~ Septoria irifection~m~hOOliy on

all vorietmiddotio~ eicampPt(iIlti li9S6~~esJtv~i~h~vmre 10Wr~ging from ~6~6 to 8~pounds per

bushel

- 6Zbus~lCls per ~r9Jii~hPtivirc991~

- - I

nunbors 11976 Qildli97idt tll~bo1tOtiJ- - - ~ -

nui1bcrsl199Z rrl 12104 2t tho top of~16 list G-l1c1 qfr~

For the Z-yell joriodthroQ15t piuf3 aic tiod for~i~$tbull bull d _ bullbullbull

p1oce in yield noDelyPlt-~momiddoto CotibtJpl~omiddot and CI11973 Duri tins ~iirio peri6dNebrqclKlm~ t r bull

-

I bull bull

TIe highest yiolcli~lgVorioti6~yc~cIIi

kof md CI 11977 middothil1t10i~6ii~centrg6lt7ioldsbull l_-~_ ~- )~ f ~ i lt-

In the irrig2ilQcluursery tlt E3u$l~l1ii~lt os llOig2ts ranged frOD55~Ot o6i5middotJ1oUI1Jspdi~u - i bull ~ ~ bull

shel ad t10 yields fr6h40~4t~ai~2bu~~dlspcr acre - -

PovJnee C I llU9b0rs yl972 oclmiddot I199sthi1o]brly l3Lockhull C1ld CI 11975 ~qrd low tJ~~1940

and 1941 Yieicl~middotbyen9middoti~1middot~6r~ i~bl1tit ithe $e t~oe voriqtJ8stli1~ poundotedfi~~t ~n~[~4~middotmiddotVlCr(3

blso ~igl poundor t~e 2-yClt1Z averoge

The drJr land ~~s~y atl3~~~ffCL gave yields only ~Jig~ttY 1ower than those in the irri_

g~t~d nUse~r~l this estconsid9~JlJble)oafrustd~Vieioped onsvsCOl)~ib1eva~JOti6smiddotpound1Jlclthe [

~st vmights vmr9 $QIlow1W-t 10vwrthaniiIl tho i~rigatee1 nurs9I lheTbiot ies hoving the highest I

yields wereG~I nuppors 1Z105 1199Z~ DIld PO-Jllee while CJ~ 11915 ~6b~od~ QLld CI 11971 1ero ~ -- - l lt - bull bull

low GI 11l50 Pa010e and Cltl~6 11lJvo the highest ~yc(~ro~prgc intliis d-ry lGnd~

sory test ~ -

lt

StroxT IlQS Ullusually tall rt WQ~ehlTrd Vlit~l hoig~1tS Jol1gil~froo45 to 53 inchos i1d CIS

IJight be expectod COllsidercb10 lodgihg qccuJted botore lZVest SODe of the stronger sbroTodimiddotmiddot middotmiddotmiddot middotmiddot

strainsrere CInunbqrs 11977 1197~ oncl 121OZ ~e$t weights lTerp fqirly good illriost cosesbull bull bull bull 1- e _ bull

01tlOUg~l one vr~rict~IW0 woigIlt of~6 pouncls per bus1el Two vorietics c I ilunbors 11952 C-l-w

11972ri91dec1mprethml 50 buslels pprlcre~ CJl(l 11 vc1rietiesmiddot gt(1 yiOld bot7oen 4OQJ1i 50biishy

shell por nerebull Bo~ed~l1 tho2-YO~t-~crge the J1igllostfi~ldingvoHoticsmiddot lC~~ CI ilW1borsmiddot-bull

11972 ~1952 0ld l19 wljilo NCQre~ CI 11969~ oJ1clCI~ i1977IXtd6thepoorest yidld ~ecordbull

At MDcl1Qttcm LQclgi1l~ ilOSrqpo~ed for 0)1 v~rietiQsLiltj~ough CI Ili~f1bcirs il974 11971 bull i - -_ ~- i

mcl 11977 stooel up t~le best ~c1f Jrust rcoclii1gs llOrO foitlyl1ig+1 i~l nost coses DJ+etcol~idcr6blo

S~9Ll 1llst ~~eve~qped bull 91ointoxburomiddot]Qs f[lj7~y g90~ 0c1 test neights~ lith on Oxc9t~~ir~god

-33 ~

froD 55 to 616 p01X1lS pOI bushel Tho ~ighost yioldiucvGriety CI 11950 gave 413 bu~hels

per acre while thelore5t yield vlUs168 bllshels1er acry( Additional vpxieties giving-tho

bet~bcr yields were C~I12l-9amp CI1l956 qnd Pavmeebullfor the 2yoar period cl 11950ronked (

iirst Pawnee second OJidCT 11952 thiro This last ThUled variety is exbroiaely early [~d is

boing considei-oel as a p05siblo subst i tuto f01 Ehrly 1lockhull Strnins such as Khoi-kOf BlocY_

hull and Nobrodhave boen q1dto low in yiold tho lcst two y~rs

Wint erki11ing occurred at ibys with SOLle VJriotios having survivals as 10VI as 63 p()rcont

11I

while others CltlJ1e through the winter with porfect sta-cls StrQJmiddot vms fairly tdl and dorisidoroblloaf rustdevclopod Ol~ all suSccptiblevariotios~Thoyielcl rcmiddotngod from 525 to 196 bushols

per ncro lLnking tit the top of tho list Jero CI numbors 11~5Q1l974 ond11972 d~lilo Jt thlt

bottm 1I~rcNebrod ond ]hrly Blackhull in tlds cso a lctcQnrl onoxbroDoly oarly variety In

genoral the lS4L yields nro in lile ulth ullO 2yoar wcrBe

No w1wberkilling was reporiedfrom Akron but the dry wecthor previous to harvest causedmiddot

straw to be short test VTeightslight and yields low The lighost yields 7ero reportod for C

I numbors 12105 l2l06aca 11952 No 2-yoar avoragos are sholm for this station sLlcO tho

1940 crop v~s a fai~c

At Fort CollL1s grmrlJh VJaS hoavy as l+sua1 the strm1 las tull undbeforb bargest all va

riotiesIere lodgod completely Yields ranged from 69 bull3 to 449 bushels per acre The throe

highest yielding strains Lll 1941 Tore CI numbers 11974 11970 3nd Comnnche For the 2-)roar

period CI 11974 raDkod first folloITed by Crnumbers 1~950i 11970 c-uiQ Conmche

Test Teights at Hesporus ranged froll 60 to 64 pounds por bushel aJd tho yields from 648

to 349 bushels per oore The Mghost yielding vorieiies lere Blackhull cr 11971 Nebred

and COLlCXlcllo 011 oflhich gavo moro tIm 50 bushols lJor ocre ~nscd on a Z-yodr averagef

Comanche had telO ~ighost averoge yiold poundol1Oled by Blockhull CI 11972 old C~r1l974 The

agreenent betllOen tho 2ye8r nvelngo o1d the 1941 yields is lotsO goocl at tllisstation

Winterki11ing was very severe at Ames but the rellJtionship between survival and yield is

not very close For example cr 11969 lith a wnter survival of 86 percent yielded close to

the bottom while Cl 12101 with a survival of 26percent rmuod secOnd for yiGid so it is

apparent that other htizard~YiOre prE)sent Test vrOig1lts whore obtained rangod from 543 to 590

pcn~nds per bushel The highest yieiding v~~rieties v[ore Nc)redC 14101 bnd KJ-1rkof The six

lowest yiolding strains gave lessthnn 10 bushels IJer acre~FOr~ tho ~yo6r poriod 194041 CI

1197f has hd tho h~ghest avorage yidld follmmd by Nebred Pa~moe end CI 1195Z

AtL~ncoln t110 November freoze causQd consid~rablewintorkUliilgand therelationsllip

botlTeen middotlintor surVival anltlyield iis fairly goodbull incre~re 5omo exceptions in tInt Nelired

Cl 11971 elld Kll2rkof rith good survivals ru1k6cl rolctively lQYI iny-ield This 1DsproboblY

~

ctlusod b~r 0 combiIl)ti0l or Joopound rUst lnfotion~ hossion fly ~1lngo ~d tho h~ ~ough~bull All

varieties except Pamee Carrieda foiply heavy lecpound rusb infect ion and testvreights were ratherbull bull bull ~ ~I ~lt 1

low langing from 44~O to 592 pounds ]jar pushel~ wo varietJ~sC bullI~ numbers1JS50 rnrl11952

~yields abOv~ 30 bushels -oermiddot acreTlhilo f~mvnietiosCInumboIsmiddot1975 J205 ~ii~77 - i

~bndi1976~yi~ldcd 10sstl1Q1l10 bJShotsporO-ltFo TIloS 10lYiolds T10rC accotap~io(fbY~xhrlJolY

low wintor suwivals Based on tho 2+ycQJavorago JihrJy BJacklmll hndtho nigh9stnverogoI - bull bull bullbull bull bull bull

inciinodto bo vL1tCrtoiiidor~

middot yiold fonowed by CI~tJUIilb0tS1l950~ 11956 t lmd Pamoo~ All ()f thQsostroins are early andI

COllsidcrrblo 1i11torkillingmiddot VJUSrcport 00 from AJliancbut tho dnto arc not too consistont

lith vih is knownofthdhnrdii1ossof tho dipoundforont vc~iotios For 0~10 GI11964 l~d ai

survivnlof l00porcontcomparod bo 8~ -percont for a1lJltof It is YT)1 Mllbtf1l1 if this xol~

tionshipis correct Grail1 quQlityvtLS poundcidygood JlJdyiolclsxogcd fro 0 21bull3 to 84 busholsj gt - ~ gt bull bull bull bull ~ bull bullbull bull

poraCroCl Dunbers 12102 121OJ~i[u1dKl11rkofampvctho highest polds in 1941 andCl l11Woo

middot bors 11975 11956 D-ld 11977govo thoi 10I10stones ior tflC lJ~r p oriod CI 11972 rc-Jko~

fiist for yielii K11rkofsecond CO~1Cho t1ird and Jqn_ecf(gtUxth

~obl0 1~ - Agro1ooic Q1d other dcto for uniforo willtor uhot varictics BiomiddotJ11 in rcplicQt6c1middot j

nursor-plotsincooporotivecxporioqnps at12 stti6ns in t10 hprd r9d ~yintor vlheot lnroa iJ~ 1941 and nvor-ge yiqldsfor 193g41

bull

Imiddot

14

23

7

611

middotmiddot15 i

91011 ~

13

245215

23322120125223~5

203

VS 36 580 196VS 34 q5~O 181V$ 35 560 17~91532 560169

S 31 545 167VS 37550 166VS35 588 165VS 35 540 165VS 33 560 164VS 34 635lt 161VS 36 50~0 155VS 35middot 5~5 151VS 33 560 154vS ~31 565 150VS M 54~0 149VS 31 510 146VS 31 510 1lt11

VS 3~ 560 141VS 34 5SW 13~9vS 35 560 136VS 35 51~5 13~5VS ~2 560 121VB 33 56 0 middot119VS 32 56~O 115 213 12VB 32 50 3 J1o3 lQ3 17 VS 3lt1 9~O li1 212 i$ XS

Smiddot12 470 9 7 l~ 6 16 I

v 31 500 74 19 19 VVSS 32 170 73 182 18_

34 166 67 130 20)DOCli yic1CIio~ Oiiy lio-middotinrieties IS7 ousl1cIs--

Denton TeJmS(OW 1 ) our p pus

Ptv 0CI

number

11952 April32 1fny26 601511673 April 30 middot1~by31~ bull 15 2012iQ4 ~pr~l 39 June l 15 151l956loiloy 5 tUne1middotmiddot 5 15

11669- )by 2middot JUl1C 1 13 1512105 April 29 lvhy 30 4 28

12000 prp24~26 60 ~311992 April 30 ~ 3q 10 23i2103 tllili)T 2 JulQ2 10 a5li974 ~pril 29 JUlio 1 13 4511823 by 6 June 2 10 1812106 ifby 1 June 1 5 28

11972 Ithy 1 June 1 18 20li961 YJ6y 2 JUJo l T ~ 011019

0 97~t~pril 81bY middot3135 5

May 6 Juno 2 73 13 11950 Yoy2 JIJll0 ~ middot3 25 A856 -t-oiil 22 ~vftw 2~ 58 811969 ~By 5 lIDY 30 0 011899 by 4 middotJun02 18 35 118middot1L ~Jay 2 JULJO 2 56~5

12101 ~v1Y 1J~)q~ i 58 0812102 ~IJccy 2 Junol 53 Igt

6251 ~4V6 Juio ~ p5 18JlSn uJpiy 2 ri Jii-1Q 118 5511876 poundtiV 3 Juricl 63 2011870 thy 1middot middotJUno 1 65 83

11977 1441 6 Juno 3 80 3511971 ubv- 2 JUll0 2 73 36I 1442 ~ Juno lt1 55 40

monaiirucrrar ofa Clifferonce botloOD tho

- - bullbull~_c- 0_ -bull ~-

TO-ble 19 - (Co1tinued)

ChilliCQt)l~middotTe~s--rFoux plots----

- to

1

I

-r- -_~_ ~~ Leat-IL~pging r-w~e )j ~vo~o-Yr-- -- C~I bull~ Dah iHQigh~rust I eld 1940-41 BarJltn1lIlb er headeC-Lmiddotmiddot i

Percent PcrcClt Mels Bushelsr- ------ CInches39~- 11669 Maiv 7 ~ 30 241 213 1

11992 May 6 39 20 10 231 12104 May 2 40 20 15 2211673 IIuy 2 42 8 5 21Q 213 111973 IipoundW 2 38 25 15 214 213 111972 May 7 bull 41middot 25 20 211 2Q5 412103 May 7 41 20 10 20611956 ivJay 9 40 T- 10 193 17~8 912102 iicy 5 37 65 5 17411964 ihy 2 35~ a 5 17middot0 I11970 Ilioy 2 42 50 20 159 180 8 I11952 April 26middot 33 - 50 60 156 176 10 8856 April 2middot1 34 65 95 152 183 511950 ~i~ 2 39 ~ 75 152 151 1211823 LlJay 8 41 25 ]0 148 181 6 I

I11999 lbiY 6 34 65 90 147

112106 Ihy 5 38 20 75 1-1712105 llioy2 42 5 40 14511974 Lioy 2 10 20 30 140 162 11 I118M lib 6 37 50 60 136 181 6

I12000 April 25middot 33 65 95 136 I12101 ihy 6 38 65JJ 15 128 11969 lihy 8 38 ]1 25 120 142 13

I11975 iby 1 36 65 15 87 129 1511lt12 ~~ 11 40 65 5 90 111 19 I6251 bullJJy6 36 50 100 amp8 141 14 I

10091 Lhy8 37 75 10 78 middot102 20

I11977middot Boy 10 37 40 85 74 n3 1811976 rJoJr 7 37 65 60 amp4 1l7 1711971 lifoy 7 38 75 100 62 128 16 I

I

Standard error of 0- difference between the meO-n yieldsof any two varieties - 321 bushelsbull

11 Severe firing of leO-ves

t ~

~

r 3P~

rabl0 19 - (Continuod)

~

r-Tmiddot

913

13

71215

26-9239231

250236

29026~290

246214243

middot281

C I HQi~lltl I IIIJXlbo_r_L-==-~==--L---==C-~~r--+-o+l-------tltilt---~c-r+~==+-~gtlt===--~r-t~plusmn-r~~ROr=cn1~ct

~~ 1

lJ669 16 JUri~ 25 32 87 610 104 320 I II

11972 20 J~o 29 34 87 585 392 299 2i11956 21 Juno ltZS) 33 i 85 600 3S3 29~7 3 i

12103 20 Juno 30 35 88 600 383 i11882 18 Julo28 34 85 600 36111969 22 JunoZO 34 87 585 35~611823 20 Julybull136 82 550 34011973 16 June 27 32 86 600 34012104 18 June 273S 88 600 33811673 16 June 27 32 85 600 32511999 20 Julie 0 35middotmiddot 83 605 32512105 16 June 24 32 82 60032111950 17 June 27 33 84p80 31911964 17 June 25middot 28 86 610 31211976 18 June ~e 32 85570 30911977 20 June 29middot 35 77 570 3071210220 June ~ 34 86 600 30 711844 20 June 30 34 86595 middot2991442 24 July 1 36 86 59029811~52 12 June 22 32 87 615 29812101 21 June 30middot 33 85 600 28910094 21 July ~ 31 85 590 27911970 20 June 29 37 85 595 27411974 18 June 28 31 77 565 27212000 14 June 25 32 83 590 27212106 14 June 24 32 83 570 271

6251 20 June 30 3433 82 580363 213 1811971 20 June 29 81 575243 229 16

8856 10 June 2Lmiddotmiddot 32 80 580 ~ 7 1amp5 20 11975 16 June 28 33 80 565 212 211 19 i Imanaarcrerror of a differeJiii6~qiyroojn-1homQanyJo1dsof~~tw6-Yltii-+oti os - 3 ~Dushors----

I

~

ft

- 3$~

~able 19 - (Continued)

37~0 4

380 3

364 5

318 63~0 8middotmiddotmiddotmiddot314 12

341 7[327 9

325 10 J~

I3h4 middotmiddot12 3]5 n

~$~7 15

In1 17

29~4 14 ~

a74 16J

267 18

227 20237 1degJ

53509493491 479473-15244-7middot146433j27126middot12139939638$ 3943793793723563-123263r630~228~8

2712622Lh8Z4~7

6359~Z61616158~1606061i~6661605860585558506157564658605658

5334

3924

5051

294

5316fI8~i18

4045

2054tJ831393025Ii211129133155deg50

50495149494850

51SO50

4917

~I S1

564$ 16middotmiddot48lt53

48194948lt1617501545

15 14middotmiddot 12

1614

14gt 11 15

-131415

16 17 J510ismiddotmiddotmiddot13ltlEl13

~i~JP middott6middotmiddot17lt16 lt16-i5 ii

1$16

11 14

512

8109

11 Smiddot1014

1312

102

88

-129

14middotio

J2la

15 913 11

Alt

1514

1195211972121051210312104116691197412102121061199211956121011184411973

88561195011673119981196411823n87011871

625114-12

11975middot1197610094120001107711868

__n~_~2r l~~~j~~tlL6Igtilg Ib~ fgd]~Jvnyln6hcs) (EOrccnt) (ol1nds~-l-ri-~~u-shols) -----i

I

~ ltlO~l 2 i 405 1 i

standai-d error of a difference hetwe~n the mean yields of-any two varfetios - 19Zbushels---middot

~---~-------- --------~

Table IS - (Continuod)

- 3D -

Table 18 - (Continued)

276 7262 926-1 8

239 11243 1022-6 12215 13211 15215 13207 16182 -20205 17W6 18184 19

25 2) 43 5 52526 25 42 40 48527 25 42 60 47025 25 42 50 45224 25 43 5 44820 2Q 43 90 pound13bull726 25 middot14 25 t13~5-

23 21 41 50 13525 25 42 20 middot12~9

27 25 -11 5 middot2325 2lt1 39 10 U7

~ 26 26 42- 75 lt10322 2] 42 -50 38026 2$ 11 75 37625 2~ 43 50 37826

2~ t17 60 371

27 25 10 5 36325 25 44 80 36_025 ~ -13 5 31125 25 42 50 29~8

-26 25 45 80 297 28 2q -11 50 288

27 26 43 90 27526 26 39 60 26927 26 38 85 268

28 28 38 75 25729 28 -12 90 251

-ZS 26 12 80 24~1

27 26 39 80 21~1

10 IG 43 00 19(5

11950 1197411972121041199211952121031210611669119561196111999120001210111973li97011969121021210511673118411182311971119751197611977

14126251

1009lt1middot8856

----aJmiddotmiddotizcrogccr Survival D1e1r _ Rc)ight 1ecd rust cro

number Hoadcd Ii~1bullbullbullo L bull JLcld-----=-=--Lr-Fpcrc-6it 1f1y upo -h n--ch-os--Ircontj (BUSh91s)-J~~----I-

10090

100769391908396

10086

96100

98$8

10088806577

~ 8580

100 63

7677

10096

10098

Standard errorof a difference betw~en the mean yields o~ any twovaxieties - 536 bushels

41 _

Table 19 - (Continued)

Akron Colorado (Five plots)

12105 Way 26 23 545 lS212106 May 28 22 55~0 17111952 Wey27 21 565 14711972 Juno 3 19 57s 14711669 May 28 21 550 14111970 llfiav 29 23 500 139

88q6 May 26 22 560 13611971 lVlay 31 20 545 13511999 June 1 20 570middot 133118t1lf1 IYhy 31 22 565 13312103 Juno 2 20 560 13011S92 l~y 31 19 540 12612104 H~ 30 21 570 12510091 Juno 3 20 570 12512000 IVlay 2821 5middot15 12-4

6251 Juno 2 21 560 1l4n950 (ny 29 21 515 11Zl1S6l lihy 31 13 535 11212101 Juno 3 21 545 no11Sn Juno 2 21 535 10111823 Juno 3 20 540 S911875 lihy 27 IS 560 S112102 ltby 31 21 560 09

14-1 Juno 4 21 560 3911S60 Dune 3 13 550 C711S76 Juno 1 19 5middot10 G611673 ivhy 30 21 500 8511973 Juno 1 20 555 C2

I

11077 Juno 3 18 5middot~5 amp2

11956 Juno 3 10 =--i=5G5-r--~fiF--5=-3r__Stondord orroref Q difpoundororico betwoen bhomonn yioldsmiddotOf QIlJ two vC)riotios -Z09 0ushols

Seeded September 11 emergneSeptembor 17 1940)

I Height --jmiddotweight per=1~vCi~ampO9Cro-[1 C~Ic7llJ=lmib-=o=r----L --Datoh=o=ad=cd I ~ bushcl __-Z_~ __

(Inchos) bull (Pounds BusholS III

I

III

I

I

I

f

Table IS - (Continued

rorbCol~ins Colorodo1(Fjvoplots)

8

20

147

11181617

131012

85

1419

459503~

1734U415~

449

i

46-147547l4S9506459 433

- -- o---~-~- - - - ~--7-IA-V-QrccCtgc~Ocro-t Yield f

el no rDatQ-- - ~lield--1Avertlgc _1~lbii4~h~k=gt ~ush61s) ushels) 1

11(71 May 2D middotlD a GS3 567 1 Ii

llC70 llny 31 _ 52 O 640 523 311673 lvny 30 50 0583516 4 I12106 Iby 29 bull __ 51 a 570 111823 June 2 48 a 566 506 5li950 lviay 30 _ 49 a 560 54~ 2

- 12000 llilay 30 50 0 5601~105 May 28 j 53 0 5608$56 lvhy 27 52 7 557

11971 June 2 51 0556 12102 June 1 46 6 548 11973 lJby 31- 48 o 54311952 lvhy 29 49 18 537

-11975 lvby 30 48 0531iUi56 June 3 46 a 526i19n June 2 46 3 525~ii6S9 Fey 30- 48 deg 52111976 June 1 47 o 50611999 June 1 47 14 506il992 lJaiy 30 47 32 504

11811 June 2 48 18 lt199 12101 June 2 middot16 14 499 11-12 June lt1 48 32 182 6251 lvhy 31 48 1847411969 June 2 47 0middotmiddot lt17010middotj94 June 3 17 a 463

12103middot June 3 48 a 160 )1977 June 3 46 a 458

1196middot1 14ay 3C)middot 16 5 457 12101 iIay 30middot 19 0 MS

H bull i bull

StnnaDrd error of a diffcreiiCC ~otwccn thcmc(]l] yiqldOs of iinytvio voriotios =546 buShels

I

~

- 43-

Table 19 - (Continued)

scsperus ColorC1do(Tl1rce plats seeded September 27 1940)

Imiddot n~~rr ~~~l--=uigh ~

porRDnkbushel

I I ----- -~ ~ugust=- ltInches I POUoJds) ---

6251 10 4-1 63 618 509 2i llSn 10 ~ -12 63 5604 419 3

10091 8 l ~ 10 62 558middot B2 -0

ll673 middot12 62 539 514 1()

8856 5 J laquo 44 63 492 440 711974 9 42 62 475 443 4

12101 10 lt 44 64 474 12000 8 42 63 463 ~

12102 12 44 62 458--11823 10 lt13 60 456 400 1011976 12 40 62 lt156 442 5ll81fl 9 44 63 451 408 911972 8 flO 62 4t 472 3ll950 6 n 02 -134 399 II

1112 9 42 62 428 388 1211973 8 41 63 123 370 17ll969 10 12 61 418 343 1911992 8 14 62 -11-7 11999 8 11 6lt1 -n7ll961 8 lt12 62 n~

ll669 7 f bull 38 63 107 378 1412104 12 44 62 10412105 11 44 62 404ll956 9 14 63 101 374 1512106 11 13 62 39611975 12 42 62 394 367 18ll952 3 40 64 377 310 2011977 10 38 61 357 374 1512103 12 44 62 M9ll970 11 45 62 329 388 12

bull Standard error of a difference between the IOOan yields 6f any tWQvaJieties = 768 bushels

f

I

Table 19 - (Continued)

1- ~

t ~ bull

o14

AIDos Iowa (Jiourplots)

10094 69 588 288 403 212101 26 E86 255 fl1442 34middotmiddotmiddotmiddot 528 247 366 7

11950middot 51middotmiddot 554 221 377 -511999 middotmiddot 45 588 22111844 51middot 578 220 356 1111971 1-3 556 220 424 111972 35middot ~ amp72 208 366 711956gt 55 590 201 364 912103--- sa 587 195 11952middotmiddot 66 588 170 390 412104 ~ 64bulllt middot585 16812000middot t 579 16211669 78 S~r4 16-1 391 311992 10 573 16111974- 61 543 160 369 612102 2~ 598 158

6251 78 579 155 346 1311973 54 586 155 354 1211823 li4 544 154 357 1011970 28 5704 114 342 1411673 60 563 139 33 1511964middot 51 579 1358856 18 581 119 328 16

12109 J 15 563 9511977middot 6Q amp0 2amp2 1811975middot 71lt 72 299

_ J 17-

11969 86 ---- 57 270 2012105 13~- -_ 4111976 _5 32 271 19 l_

~~~df~~e~~let-~en

Standard

the yields ororyy two~6rieties= 249 bushelsbull-

error mean

- 45 -

Table 19 - (Continued) L~col~ebraslm

(Five p1ots~ seeded acpt01~er 25 emerged September 30 1940)

9

8

13456

715

17

161814

11131012

227221232225

1965186207

32~5 280 21t7276 272

--~l~till~~r gtti~~ - ~f~1-ei~~0 vre~-~TICJlV~ Jlvera~~clf==1 ~~~~_l~rvival)le~~do~rmpeIreacti~zrl_ _ J bush~l- ~~el~~ 1940-~L ~~1k_1

Pc -ilij June 1L1) -Wosf Bu ~Bu- I11950 65 29q4 22 35 568 317 316 2 I

11992 6525 25 34 557 3098856 69 P 20 3 36 592middot 295

11956 66 2pc 26 2 32 57r 28011669 65 33lt 24 2 34 564 26811844 56 25 27 3 36 568 25811952 702~ 20 3 35 58824412102 5626 27 3 33 57 7 22112101 61 26 27 3 32 568 19411973 57~5 26 3 34 55~(j 19112000 51 43 25 3 33 55~4 18610094middotmiddotmiddot 84 Z6 26 3 32 543 17411964 56Z6 25 2 30 51-0 17111971 74 Zo 26 3 34 518 154 11972 60~7 27 3 32 518 15111673 57Z5 26 3 34 526 118

1142 76 Z7 c 28 3 34 550 itG11999 46Z7 28 3 31 539 14612104 44 Z5 28 3 32 amp-10 137

6251 69 ~rlmiddot 28 3 34 550 13511970 63Z6 26 3 37 510 13~iJ12103 middot16~7 27 3 30 539 13311823 51~7 28 3 31 17-2 13211969 - 52 Z7 27 1 32533 13611970 13 ~6 27 3 28 195 12312106 41 35 25 3 30 510 -110111975 29 (37 28 3 28 190 6612105 29 AS 28 332 510 6SllSn 39 29 28 3 2810 55 174 20

I 1197e~ __~~ 29 28 bull 3 2747~~_54 185 19__1

Standcud error of 8i differ9nc~bet~loenth9rmoan yieldsQany1-wbV1arieties 298 bushels

l 1 and 2 arc degrees of resistance 3 and middot1 degrees ofsliscoptitbility

f

46

J

109 10

106 1191 17

120 994 15

106 ll101 1393 1679 2090 IS96 14 G5 19

Ronk~-

i150 2 t141 4

I154 1

137 5147 3 I

130 6

128 7124 S

Table 19 (Cont inuod)

AlliOJlce NebraSka(Thiee plots

C~I

number

12102 80 JiinC3 21 610 21312101 88 Jime3 3() 625 206

1112 88 JuneS 27 610 1$911669 85 June 2 20 605 lSS11972 83 JJine 3 19 615 lS712103 gO JUlle2 20 600middot 18~9

6251 75 JUIle2 23 620 bull lS~311973 87 JUiEl 2 19 615 lS111673 85 June 2 21 610 IS )12105 60 J~l 23 605 17910094 97 Juil3 4 18 615 18-511844 90 Jun13 1 20 EiOO 15~912104 middot83 JUfl92 20 595 15712106 $3 JL1Q 1 22 590 1511992 S1 Junel 21 56~0 15311964 160 June 2 19 580 119

8856 83 Yay30 20 590 13411999 88 Juile 2 17 600 13312000 ll8 JUIioZ IS 595 13311950 87 JU1Q 2 17 570 12middot2U969 90 Juno2 17 590 117nS74 88 Junel 18 580 ll6ll91 92 June 2 17 575 ll211952 M Juno 2 16 58middot0 1071+823 87 June~l 18 580 10311970 OS June 2 18 610 9911979 68 Junc2 19 585 8611975 15 Juno 2 21 585 B911906 ~3 JUne 2 17 575 061197 78 Juno 3 19 600 84

Standard error of a diffcrcnCebetwoonthe moan yi~lds of ~ly twovarieti~~ = 389 bushels

iL-s

- 47-

STANDARD EBROBS

Standard errors were calculated for each station as outlined on page 21 of this report

In table 20 will be found the number of plots t average yields and standard errorS for the unishy

form nursery grown at each of the 12 stations~

9-411512

7middot63575

132227237145

187321335205

265453474290

696 492 348 891

369 301 213 719656 5~36 379 1057

331 209 148 1279864 546 386 7329 Ll0 7~68 543 1228

353 249 176 1101

1 73 298 211 1234188 399 282 19~25

---_

Imiddot -l__Stl1daril er OJ opound a ---_== iSbgle~DifferOJ1Ce ~l 1

I plot between oeDLlS lfuSlio-rs=~rcenr

(Bu~hols BUshcs Ij

ITexns

Denton 4 1403Chillicothe 4 1501Bushland ~Irrig~ted) 4 3105Bushland Dry) 4 252i

OklahomaWoodward 4 3904

hJsosIvbnbnt t an 3 2964hys 3 3585

ColoradoAkron 5 1157Fort Collins 5 5270Hesperus 3 4416

IowaAmes 4 1599

NebraSkaLincoln 5 1710Alliance 3 1465

Table 20 - Nwnb)r of plots averGge yield and standard errors for the uniform yield nurseryat each coopmting station in 1941

NUmber -+---XVerageStation of yield of

~lots vDrietiesbushels)

SUIJlifLBY OF NUBSERY YIKLDS

The yields of the 30 varieties of winter wheat groW1l at 12 stations (13 nursories) are

sWllIIlnrized in table 21 whore ~he varieties are listed in order of the 13-nursory average yield

These avemgcs arc of int erost only insofar 1sthey shaw the generai adoptat ion of the vcriety

A more detaile~ study is possible i as the vcrieties also have been Dvercged and ranked by Stotes

Pmmee hDd the highest aVerage yield in 1941 rhis v2riety rankod first in ~exns ol1d

f Nebr1ska sixth in Oklahoma and Kansast f()(rteenth in Iowa ord seventeenth in Colorodo In 1940

Pmmee ranked second in the nursery and again made its poorest record h Coloiiado Cheyenne x

Tenmarq (CI 11972) rnnkcd second ~~ing its best record in K~s~s ~his strain ~id the highest

average yield in 1940 Li third place WC1S KalTv2Je x TOl~rq (cr 11950) a wheat that ros been

high in yield for sc)voral years in spite of a tendency to shcttor under certain conditions

KamiddotNalO x Tenmarq (CI 11992) rOJked fourth culd KDxNnle x ~e1llIDrq (Cel 11956) fifth ~he avo

rage yields of the four leading varieti~s differed vGry little It should be lintcd out that

tho first tlOlve vorioties had ~oxmrq as one parent In this sune group four varieties rod

KmNale os one Drent DLid i~1 three cases CheYOJu1e laS used in the ClOss Eighteen hyblid strnini

rI

IrImiddot

I

bullI I -- per acre Iz IN1rm Iemiddot Iowa eP~1rP CoIOrte1o pound ~

ii C~I I lIuh- 1 I I I I I I 1 ~ I I I J 13 I=~ i 1Cldl-1 1IIiu1 1aIIilble- JIBIIIlIOOl1-middot~ 1AIlbmkl ill8$iLi_ AlU-A~ BamkJori aAllnDdleit- Ae-JIaak1 I S~ 1 u- DIF (rnc~ -- rampampel 0middot I colin aileerace middotJCol- i tPenalftCllI lut1eot1IenAllid)_ I ~ bull I bull 0 I I bull UD I Imiddot I

I

III

Jampbull

I -

iftliaart errOl o~ bull _ (1IuIIelII) 132 227 1115 2- 096 21 3079 211 1middot16 211 2~12 116 86 1118 5middot1l 228 0 080 J I Is~ error ~ bull _ (~) 91l1 1512 515 16 5005 1middot91 11910middot51 639 1101 12- 19025 nll 132 1219 ~2I 6JJ 11l II I

- 49-

ronked obovc Faxly Blockhull ond 21 nere obove Blackhull OCld Nebred Again the Hope crosses

failed to give good yields as Hope x Tuxkey 1069 rmkcd cightcenth Hope x Cheyenne twenty-fifth

Qlld KlJlred x Hope tVlCllty-ninth In the 1941 nuxsory three strains had [werage yields lamr thDn _

Khnrkofchock

Tvrenty varieties have beon grovm iE the nuxscry for the 2-yccr period 19middot10-1941 Clt 11

stations vlith 12 nuxseries These dnta are presented in tob~e 22 lhcre the yields are avoraged

by States and the vC1rietics are listed in order of yield at all statiolS Cheyclmo x Tel1m~tq

(C I 11972) bad the highest avercge yield being consistontly high at 011 sttions excGIJt in

IO7au1d l~ebrcsko uhere wintorkilling wos heavy KavJValo x Tenmarc (Cl 11950) roikcd second

and PmJnee third These tvro strains had consistentB performuncos except trot Pavmee roc1ked fifshy

teenth in Colomdo Kawvale x TC11lIlurq (Cl 11956) ro1ked fourth COlIiltlIlChe shth 1hrly Blachshy

hull tenth and Black~u11 tvmlfth Nebred and warkof hnd avcroges considerobly lovlOr tlmn the

earlier vcxieti0s Etrly Blockhull x TollJDXq (CI 11952) hod 01 IverG-go yield considerably

higher Uwn Fcrly Blackhull In spite of tl-Je viintcrkilling ct the more northern stations grom1g

nurserios in 1941 tho oorly lalf-rustresistCJ1tvcrioties rlgcin rere at the top of tho list

for yield

Dato for c1klXocters other than yield cxe Qvorcged and presented in table 23 Since all

stations did not report the same datathe number of stations entering the averages is shawn at

the top of each column

Winter survival data show Nebred to be the most hardy variety in the nursery TvJO KltUlrea

Hard Federotion x Tenmarq strains (CI 12105 amp1d 12106) proved to be rather tender The rest o~

the varioties lu1d survivoJsthnt variod aver a I11frOVl rongo bull

Farly Blocld1ull is still the earliest vorioty in the nuxseryAt cleven sktions ipound 1VG-o

raged two days oarlier in headbg tlJDn Ebrly Bladldlull x TenmGrq (cr 11952) and three days

earlier than ChcyoTJ1Je x Thrly Blockhull (Cl 12000) Sevoetecn hybrids in the nuxsery rod rnv~

rage dates of he1ding e1Tlier thlt-n Block1mll ~Xkof ws the latest V1rilttty in thG lIllrSor

This gives a clear picture of the empmsis being ploced on cCXly vrheats in thoarea Ripening

datcs bring out about the same differences Qlthough the sprood is not so grect

Height measurements vcre reportod from all except one nursery and the averages showed

KltmredJhrd FederCtion x MiIlJmrdi-Mintuxki (CI 11970) to be the tallest and Hope x Turkey 1069

(Cl 11964) the sholtest athel vaIieties shOUwd very little differcl1CQ in averag0 height

Lodging data were reported from four st~tions )J1d indicated some differencesmiddot ~he weak0si

strawed vrieties were l31ockhu11 E1rly Black1lull and CheyeIlile x ]1rly Blcckbull (Cl 12000)

The IGastlodgir~was reported for Nebrad Ivbrtin x TOJ1PlOrq3 (CI 11823) and BltLckhull x Ten

marq (CI 12102)~

--

faltb ~ -~ of Bence Fie14 of ZO wbhr whea YUieU cr- ill _Uelll Fie14 _erie bull U aUon in lla 1l8I4red riDur whea 1eC10nbull 1~1

a I t llpllle1 pH Ia I I Jtpe Pr I Japmiddotu COXon4lp I Ina f - 1tratIla ~I bull I I IJlaU-Illpell-l I I I I I I I I I I I I I I I I I 2 I

1 t 8Iie7 or I 01 IDa- 101l11l-1 1Ul41 1a1llAn- lBultI1J~III lAy I Ihr I Ay i a I Ir IAlA-IAy I I- Ia I _811 on I cohe(IlIi+(Drr 1l8p I - IftIlll 1lIuIk1~I_1 daDk 1001- 1p8n81 ZIJaIi-IJIaDJt I aohle I r-BaDkIUle Ia I I _4118114) I I I I I I 11M I I I I I I I I I

IIq~n z 8uaIq 1172 ~1 205 29 11 232 3 40 1 ~9 32~ 31tmiddotl 3 506 ~12 1Ns9 3 ]66 7 221 15 I bull 312 IlKarial i arq 1150 2O1a 151 281 19middot1 20 bull 31t l 1 352 386 1 ~~ 9 ~7middot2 5 middot7 5 llmiddot 10 211 t 30 I11_bull 11669 25middot~ 21 32middot0 lbullL2~5 I 31middot0 _o~ 29bull9 311 ~

3Tbull1S 19 ~ -~~l ~ 271 ll~ ~1_ I

llawnJOZ aDUlq 1156 21middot ll ~1 16 235 2 36~ 5 31middot3 30 ~lis ~~ ~3~2 13 280 bull 9 i

llured-IIuIlJe48laUonz8uaIq 11971a 2115 162 middot3 162 203 10 38middot0 3 2 ) 561~ 50middot5 2 369 6 2001 120 16 13 291 IIaouoie 11673 252 21middot3 236 16 217 ~ ~7 9 350 29 5 bull ~-6 5~515 1 5 1 22 l~O 1S1 12 29 IllallJ B181llt1ml1 Z auaJq

~=281 176 23middot1 15middot5 211 6 1 2 3S~ 31middot1 2 7~5 ~o ~ 19 0 272 106 I 7 291 I

lIaIlIet Z Blackmll ZO 11 269 169 206 9 JIJbullbull 6 1lmiddot7 ~ 210 lis 7 10 356 11 276 12 ZO~O ~ 212 I I

IO~lIIIile Z aazq 11~U 19middot 21 290 15middot0 21~2 5 ~o bull 6 276 30middot6 7 ~ ~0~7 11 35~ 12 2 1~bullJ 5 bullbull1 I~1ulJBlacldml1 IS 25middot2 18 1middot5 11 1middot3 12 llmiddot~ 12 6 1~ 260 12 ~9 0 ~o 9 32middotmiddot16 32middot5 lG217 1 269 I

1~1Di ellMIq 1112 middot215 181 26 lla ZO2 11 32middot5 io 261 226 2~1 11a ~6 400 ~5 bull t 7 10~~

1011~bullbull 16 265 I Blokml1 6251 21 llal 21 10 17~ 15 2S1 15 211 ZO5 2~ 15 ~ 509 ~7middot1 ~6 l 17 11 26 Iilaprell-llull JederaUonz II1Ilha141- IIi lIiDUrId 11970 196 10 211a 12 11 l ll 12 26bull 262 26 11 52 l Zf-l li 1~ 206 l 120 ~~

260 IIJ~_ a011iDe eleoUon 119n 182 12 22- 5 156 19 31middot5 11 ~bullbull middot215 25middot71

~~ 1 ~ 1 221 1 1 260 1Ie_et 1~ 221 102 21a6 10 169 17 - 267 18 2 186 218 19 ~t ~~6-11 110 2 2~2 128 18 11 ~~ lliope Z alureilD 1~~ 25 1~2 290 17middot0 20~ 7 27 19 27 26~ 27110 1a52 ~ ~ 18 27~0 20 18 1 1 18 7 IlliieIkof 13middot0 111 2 1~ 15 20 271 i7 27middot2 12 227 11 ~7 31 1 1~ 36middot6 7 225 150 11 bull 2~ IlIaDJoe4 Z Iope-Bar4 JeIlerUOD 1115 2middot3 12 2lJ 106 170 16 29~ 1~ 260 21~ 2middotZ 16 ~7~1 ~7 1 15 ~9 l1 12 0 li ~7 23middot I1bDie4 z IIope 11976 212 11middot7 250 12middot5 17middot6 lla 27middot~ 16 25middot7 215 2 17 la 2 ~s 12 27middot1 19 18~ 1~9 12 1 2 IICClllp01Ul4 orobullbull 11971 1~9 11 26 16 15 18 22middot7 20 20 207 20 20 1 3l~ rlmiddot 20 212 18 11 5 10 20 21_ II l-

~I

-

Leai rust

Varieties roving

- 52 -

reodings were reported rom five und stem rust reodings from twomiddot stotions

low re~ngs for both diseosos were Jomiddotllee KvlVole x T~qmiddot(CI 1195Gi)

Hope xT~key 1069 (CI~ 11964) Hope xChcy~rme(C~I~ 11969) und KovNQle xT~1IllQrq (9I

11992)

Kernel plump~Ss data were2e]orted from two statio~ aha these havegtbeen averaged and

DATA mOM TREDlSEASE mmsmus

Bmfr NUElSmY

For convenience tho doto from tho vniform Iilinter nhcot bunt nUsery ore includod in this

report Tl10se dnto (table 24)Tore ~ecurec1in cOQpcr~tion with AgroiJqmist s O)ld Potllologists

working in the area

j

f

1

- 53

UNITED STAT1S D]PAaTMENT OF llGRICULTURE

Bureau of Plant IndllStry

SUMiYIbEX OF THE GBElu PLAINSmiddotUN1FOBM WIhrm~ BUNT NUESmY 1941

By HI A Rodenhiser Pathologist and K S Quisenberry AgronomishWheat Investigations TIivision of Cereal Crops and Diseases

The uniform winter wheat bunt nUrsery for tho Great Plains area wos continued in 1941 inthe same manner as in previous yeaxs This report presents 0 sumnnry of the d1toobtoined in1941 together vlith lbhe averages formiddot the vaxietliies grown dUring different periods from 1932 to1941bull

In the fall of 1940 50 varieties and stroins of uinter wheot were SOVl1l in duplicotC8-foot r01S ot- ten stotions in the GrCtJt Ploins and ot BozemaJ1 1bnt KecrneysvilleW VoBeltsvill e M4 and Logan Utah BeCouse of unfovor2blc environracntalcolldit ions for bunt Jonshyfaction or subsequent plont grovrth no cL-m VlOre obtolned in the nuDseries seeded at- Lincoln andNorth Plotte Nebr and at St Poul Ivlinn ThedJta from 10 nurseries axe averaged The SllUt trot developed in the Logan utah nursery was caused entirely by the so-called dworf bunt orgOroniso and therefore the infection pcrcQntltgcs ore not included in the averages for other stationsThe nurseries included vorioties that hud shown resistw1ce in previous years and Igtromsing nm7strJins supplied by sevotal of the cooperat ing stat ions

Inoculuo for nost stations inS obtained fron the previous years IfUrsery at that stationby selecting bunted heads poundroD all infected vriGtics end froD collections DQrle froD faroersfields in the State where the test was made For the IvWiliatGan eXperioent the inoculum laS acomposite of racos knovm to be present in Kansas For the Kearneysville and Beltsville teststhe seed was inoculated with a cotlposite Dade 1lp of inoculum frOD all of the other nurseriesClean seed vms planted in the Logon nursery Q1d infection resulted fron the soil bormc organisn

The vurieties axe listed in order of the avertge infection at the 10 stations Thesemiddotaverages ranged fron 01 to 671 percent The average infections for SODe standard varietieslere as follows Ridit 20 Relief 26 Hussor 32 Minturki 91 Yoga 95 Nebred 103ond Oro 172 Of the susceptible check varieties Kh1Xkof had an average iIlfcction of 360 Cheyenne 39bull0 Quiviro 518 and Chiefkwl1 671 TJO hybrid strains hnd averogo infectionslovler than Ridit These were Oro x Turkey-FlorQamp1Ce (F9) and Hussar x Kmred (CbullI 11989) Fourselections fron the cross Hope x Turkey 1069 bad aver~ges 10Ter tlDJ1 the porelit varietyTurkey 1069 (CI 10016)

At the bottom of the table are shovm the average infections by stations rhe heaviestinfections with inoculum other than the dwarf bunt vmre obtained at Bozeman Ivlont Fort CollinsColo and lviurJbattan IWns A study of the lbnhattan Akron Fort Collins ond Bozemun dda gives some indication that different races mltJY be present ot these stations The behavior of thevarieties at Logon is of interest in thlt some of those eorrring rOpoundistance to the races presentin the Plains are also resistant to the dvrnrf bunt present at Logon In other cases strains trot

are quite susceptible on the Ploins see~ to be ~oderotely resistent ot Logon

Longtine averages are shovlD for vorieties gr~m for more trAT) one ye~bull For the period1932-41 Turkey 1069 (CI 10016) Nebred ond Hussor hcvo the 10middote st avero~es For the 3--yeorperiod 1939-41Hope x HussCX (C~I1l834J Relief 2nd Hepe x Turkey 1069 ~CI 11964) hmiddotweshmm the nost resistance Severol of the vcrieties trot mve beon highly resisttnt in thesetests and are othervlise agrononica11y desiroble axe being tested llith individ1U11 races tht havebeen identified in all of the wheot grovling areaS

bull j

i

86

j 1O~106101

7middot96

middot_----~----------------~~-~-~------~--------------------

rI

55

UNIFOBlvI WINTER vrnm RUST NURSERUS

In t~bles 25 ~~ 26 ore presented dQto qn severity of le~f~rust md s~g~~~t infection

on the 30 voxieties qf winter vThed grown Ll rust obss~tion nurseries t~ltgQgheIJ~ tho oountry

in 1941 These nurseries Jre LUintained froD yeor to yecr ~s part of n J1Jert ~elQUrQh progrno

corried on Ll coopcrotion ui th agronorUsts and patll010gists erployed in the ~evoru Stdes CODshy

cerned Lcter t 0 cooplete report of these nurseTies ui11 be issued 8c1d th9 rust percotCges my

not agree ent irel rlth those presented here since the clto sItovm in this less de~oilecl raport

include only figures for the severity)f infection

Differentiol dato for leed-rust hlfection -rare obtdneclfor the vcriotips ot 20 stotHJlS

(toble 25) In cnlcul~ting the over~get Q trace (T) ~ns considered2s equal to O Aoong the

seuihJrd whects Hope x Russlr (CI middot11682) Hope x Konvde (CI 11959)~ ~lcl Red Rock x BGpe

(C o 11821) Ind the lC)VTest ovemge infoctions Of the lnrd VIhBats IIt-uqui110 x Oro (CI 11979

and CI 11851) t Hope x Cheyenne (CI 11969) a1d tavrvnle x Tenrnorq (CI 11956) had averoges

less thaR 20 percent In the snme tests susceptible voriotieshad aver~ge infections of from

60 to 715 percent

Stem~rust readings showing differential reaction wore raported from 13 stations (table

26) Among the hard wheats the mosb pronoun~ed resistancQ vJUsmiddot shovm byHopb x CheyOJlIle (CI

11969) Hope x Turkey (CI 11964) Mnrguillo X Oro (C~I 11979 Cw1d CI 11851) t ond R-044shy

Minturki x lVJinturki (CI 12022) Of the semihard mGQts Hope x Knvrvole (CI 11959) and Hope x

HusstX (CI 11682) md low nveroge infections

Toblc 25 _Severity of 1e1 rust infection on ninter nheQt vQrieties gravm in the Uniform Rust Observation Nurseries in 1941

VGriety or cross

~

5355 302 50T+ 25

15 305 15

1 70T 501 65T50T 35T+ 10

T 301 50

1 65T+ QOT 5o 10o 1 T 25

0 25T+ 30

T+ 30T+ 45

433131054 4128

30 13313~3

806570

70 36765 11975 56770 46460 24460 26140 180middot25 15835 15465 21865 190

170 261

80 63 080 71535 35880 64910-63 390Q5 8HO t9 010 t5a I1099 OJ

15 117 m15 124 I

65 245

B565

100100

6520202540202515

46 SO10 50609025 5T 10T 70

2S 1525 lt1585 6040 80

T 255 40T 25T 255 Z5T 25T 10T 20

251015

TTT

20355

2010

15203030

52020

101010

1

30 25 80 - 9025 60 80 9015 5 80 8020 65 80 9020 -40 60-8Sshy20 85 90 10030 40 60 9010 T 25 10

1 T 20 105 T 10 20I T 10 20

T 10 40

70502060eo6070101015

510

753075

55

10

106080704030401510102015

9595809595959020

5Q

5070

7010100102010

100100100100middot

75202020

T55

20

30506030104020

TTT13

503080TTT

75 5060 7060 540 8070 middotmiddotmiddotmiddot6065 9085 4040 T

3 23 2

25 T20 20

25351575T5

JO30504040252020

55

103

9090gt9595Sfr80857570657030

8585

51060G5

8090

70207580556570551095

2525402510

TToo

oT

402585-~

T

-

85100

254065shy6525

5T

3T

10

3525middot9590

52525TT

105T

759510

10085

10075

5252

15

5060

100TTT

35

2525

325

3T2T

3

225615

115

5

)5252010

5352middotJ

515204025

60 7560 9510 545 10000 100Z09015 20

5 55 T

30 T3 T5 T

355

75T5T

7590306585-85452010101550

1530

57

1055

-0ooo1+

607075551045

51020656065

40755580755520

3551

20

T122

5211T

502510

253010152510

51TTE+5

TTT5

51020TTT

152025101510101515201015

50754050404020

T

fSoit Bed ~hignn Amb er 5620 751 TiUIllbu11 5657 80~~tDcnton 8265 50ti bullbull M(3Jster 6471 90

~tmiddotgtoiit~~~ioncon ~f~ ~gampi Purdue no 1 11380 80r~WijDas1i 11384 60t middotEUitzsel x Hungarian 11849 50~Fultzseh x HungaXion 11850 45~rbulll ~tz sel x HuDgorian120l7 30)middotFultzsel xTJWIlbull 12018 40

~H~eHt~=Redmiddot 4843 50~l Kawvale 8180 ~ 35 I~nt~~i 6155 50I Hope~Hussor 11682 20 HQpc~ KuwvrUltl 11959 20

Red~o~k x Hope 11821 35

atI~ ~ep7 51 A6 I~liiiiibda J 50 Tcnmarq 6936 65

Kharkof 1442 75Mala~of 4898 80Comanche 11673 40

I Pawnee 11669 30 Kawvale x Terimarq 11956 35

Marquil10 x Oro 11851 50Marquil10 x Oro 11979 30HOpe x Turkey 1069 11961 25Hope x Cheyenne 11969 20E-41oMinturkix Minturki lAJ22 70

~ -l

=_---~------------ ~----------------_ --~~~_-~~~

Table 26 - Severity of stem rust infection on winter wheat varieties grom in the Uniform Rust Observation Nurseries

11lJ~J

in 1941

----[AverC1ge for I13

stations I

I519467500515492538 j488566 1

558 CJl591 -J

535 I-

535 j

467 j

290 219 i

5-919 ~

318

18320028828513818613~8

4429220511

1

)

--~---

30 100 75 T- 30 100 65 65 20 65 2035 100 80 T 20 lOO 65 60 15 65 1530 100 80 T 20 100 65 70 15 65 3035 95 85 5 20 lOU 65 70 15 65 3540 100 70 5 25 100 65 70 20 65 545 100 80 5 40 100 40 80 25 60 3545 85 80 20 20 100 60 70 20 60 1550 85 86 10 30 100 65 80 20 80 4040 90 80 20 30 100 65 80 20 70 5050 100 88 40 40 100 65 70 10 80 5035 100 90 10 40 100 65 60 10 70 4555 90 85 5 WO 80 60 5 70 40

10 75 90 25 FO 65 60 5 65 T10 90 40 10 15 90 20 15 2 25 25

5 20 60 T 15 80 15 20 5 10 10T+ 10 T 0 25 5 10 1 T 20

15 T T+ a 5 5 T T 0 T T10 60 0 20 lOO 25 45 15 25 -10 3 25 10 20 90 5 -~ 15 T T20 10 25 0 15 75 20 10 15 T T25 - 15 55 0 30 100 25 20 15 l 10

5 20 60 T_ 20 100 25 25 25 T 1020 T 20 0 15 80 5 T 5 T T20 5 45 0 15 90 10 15 5 2 T15 5 10 0 15 90 10 T 3 1 520 5 5 D 5 T 5 3 T T10 T 1 0 5 10 T T 2 T T

5 5 0 0 10 5 T 1 T T5 0 T 0 0 T T T 2 T T

30 0 2 0 10 T 5 2- -T T

0 e IMchigan Amber 5620 40 65Trumbull 5657 2 50Denton 8265 10 65Fulcaster 6471 15 65Ivioditerranoan 3332 5 70Minhurdi 5149 10 80Purdue No 1 11380 10 50Wobash 11384 25 65Fultzselection x Hungarian 11849 20 60Ful tz selection x Hungarian 11850 15 60Fultz selGetion x Hungarian 12017 10 6~

FultzsGlection x Trumbull 12018 2 50SBmihard Red

HUssar 4843 T 65Kawvolc 8180 T 35Minturki 6155 T+ 45HOPe x Hussar 11682 T T

HoPe x Kawvolc 11959 0 TRed Rock x Hope 11821 T 50

Hard HedtKnnred 5146 0 60TeIlll18rq 6936 T 70Khurkof 1112 T+ 75Molukof 1898 T 80Comanche 11G73 T 35Pownoo 116G9 T+ 35rowvule x Tonmorq 11956 0 25M1rquillo x Oro 11851 T 10M1rqui110 x Oro 11979 T 10Hope x Turkey 11964 0 THope x Cheyenne 11969 0 TH-44-Minturki x Minturldl 12022 0 T

Is ft R d

Variety or cross

Ii

~bull~bullbullbullmiddotbull1

~ ~

J

-~

rmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddot

~

II

-~

-10-

t bull

0 I ~lmrcr-- Inuober

-

Table 1 - Agronooie and other dota fOf winter vlheot varietios glOwn in renlicated plots in c0- OJerativo experioents atlQ ollppritlllpt stations in tho hard rod V1in~or 1heatoroo in 1941

~d average yiolds for 193s41 ~ bullbull lt i ~

I

121051 4middot 430T12106 i 5 5 28 T

6936 10 7 3020 11669 i 1 3 27 0

88515middot iAIir 28lJliV31$ 408886 I 5 4 32 io6251 i12 7 2835

110 231 1 J 8-6 83 20 2 4

79 i 78 ji74 193 66-9 205middot 3middot66 lS8 565 193 65~ 185 8

5352 21~3 248 172 1148 114 9

45 174 g 39 157 133434 14 1532 135 16

39 14$ 14middotmiddot2S 160 12

o 45010 51019middot46010 45~()

60 45060middot middotASDmiddot6()4IO70 43040 43b1O~~O 50 43~b

29 029 2528 4029 T

30 402S 1027 1533 831 2D27 4$31 10

28 10middot 15 middotmiddotmiddot520-27 T 5 5103P ]0 30 490

35 middotmiddot51025 49~020 49_016 4SOT 560

10 middot5()55 4E()

437

64167

137

middot786

12middot9

1312

11673lt 6middot11956 i 8

11805middot1lt9

---- i 12 811754 11 7

5146 13 128180 i 11 7

~ Do

CorrinChe CvvSlc x T~sect

Ihrtln x TeIlDlJrq _ Konrea-Hord Federation x

Temarq

TeurorioarqPewmec

EiJly Blackhul1~iviraBldokhtillH~e ~ ~iedit crran~ (Sol

41~16-3-3)C1iefkanKtmred KawvElle bull

Mediterran~f~g~~c6~

Meditenanean selection 10086Red I~ selection (TS 7250-1) ---Denton 8265Mcaster 6471Khark6f 1442Clarkan 8858

1

-si-oildd eror opoundaarffeence~twodnthe oeaJl yields opoundanYt~v~ieties=i~61 bushelS~ ~

Varietyor eross

I

JClnuriber

I bullI

Medit e~anean I 11587- A-fy 6 middot36 55 188 19~6 3Marliin x ~~q3 i 11805 May Q 40 50 176 198 2~a1e x ~enoaro bull bull I -11956 ampr~ 6 middot36 3 17~2 tTenmar ~

6936 MaY 2 37 51 165 199 1 Kanreaard Federation x Tenxnarq 12105 1V~y 1 37 52 148 Jmtin x Tenmarq3 11823 liJ8Qr 6 38 48 146Pawnee 11669 May- 6 36 50 132 19-0 4 -Chiefltan 11754 May 2 37 51 129 172 - 9Qrlvira 8886 IJay 1 40 53 127 190 4Denton 8265 UOV 6 39 51 115 16-6 11Certified Turkey 1558 May 6 40 50 11-1 168 10Ji)ar1y B1ackbu11 8856 =-i1 19 37 51 108 181 6Kanrea-Hard Federution x Tenmarq 12106 i 1 39 48 103Comancha 11673 lvay 1 37 49 101 177 8Bl 6251 Hay 6 35 50 100 18-0 7Cheyeon 8885 lhy 6 34 49 amp1 162 12thaiko 1442 vhy 8 33 49 77 150 16Kawval 8180 May 7 42 50 74 152 15VGU1ghn~koy (TS 15133) May 8 37 49 69 155 14Kaura 5146 7 36 48 57 158 13i ~VJaY

m~a error ofa4idiffere~~ be~c~ the mean yiolQs oj any two variDties-= 154 bushels11 Replanted on Decembcr 11 1940

iIH _ r ~~~ ~-- ~ -1-- ltJ t

1t

Table 1 (Continued)bull 11

l~lti12n8

middot1middot243

S6

7

188174169170155150142

~OQgo+] 1i~ dacre AVerage~ bulleld_ 1~39-41 ~ailkSuo) (Bu

579 397580 368540 355562 333581 325548 303536 299541 268538 256512 251 134 510 245 135541 231 125554 191 132$46 187 136

July 1~40

June 30gt39 Juro 29 J 43

June 2S38 July 342

July 444July 3 43July 4~ 41June 28 38Julj6 42July 4 41JUly 4middot 41July 1 42June 24 36

252322222430262822

3028

282416

1195611669118051167311754

818069365146

1210688861412155862518856

- BusMald TOlQ)IL-

(Four Ifiyenf4-acre lgtlots1(Irrigat cd)

Variety Or bross nmiddot~middot~lt~~imiddot I--r~o---l______i~~umbor L~~J~_+nri

KaVlvalexTcnmarq PavmooMartin x Tonmorq3

I ComancheChiefkanKawvaleTenmarqKanred lt

Kc11lIed-~d Federation x TetliilarqCheyenne KharkofTurkeyBlackhullThrly Blackhull

~

Lovrbon Oklahoma (Three 01332-oPre plopounds seeded October 7

emerged October 15 1940)

DtCVariety 00 cross CI --

number Headed Rii9

Oro x Tenmarq 11672 Apr26 June middot2 40 5 17 58 355 279 1Comanche 11673 Apr26 June 2 39 5 75 57 316 267 2KawvaJe 8180 May 1 JULe 3 41 10 17 57 287 234 6Kuvvalo x Tenmarq 11956 bull May 1 June 2 38 5 50 58 282Turkey x Kawvale (La35-93) --- May 1 June 3 40 90 20 57 270 229 8Tenm~rq 1)936 May 1 Jule 4 39 25 65 55 267 245 3KawvaJe x Tenmarcr 11750 Apr29 Juno 2 39 10 20 53 267 236 middot5Pawupe 11669 Apr28 June 2 36 middot10 2W56 26~3 244 4Cheymmo 8885 i1oy 4 June 6 38 90 1 58 250 234 6Ebrl~r BlackhuU x TeIunarq 11952 Apr22 May 30 39 90 90 60 249kly Blockhull 8856 ~r19 lffay 30 39 90 95 60 242 206 11Kanred 5146 ay 4 June 5 39 90 75 55 219 220 9

~Iobred x Ka~le (Ia~3amp95) ---- Ani30 June 5 41 10 50 58 214 202 12 Cni efkoln 11754 tjy i June 4 40 90 85 58 205 214 10ICbDrkof 1442 May 6 June 6 38 90 60 56 199 200middot 13Turkey 1558 1~ 6 Jtine 6middot 37 90 pound0 55 196 196 14

~ Clar1nn 8858 M~ 2 June 6 42 90 25 58 176 181 17Penquito 11745 Apr 3D June 4 41 90 65 57 174 183 15Sibley 62 11523 Ivhymiddot 4 June 6 37 90 80 54 163 -181 17Blockhu11 6251 May 1 June 4 41 90 65 56 151 183 15HarVest Queen 6199 1hy 1 Jtine 4 42 90 40 54 133 150 gt19

Stan4poundlid errof of a differencebetween~ho meal YieldsofanYmiddotmiddottVloVorieti~s 1SV6ushlt31sbull

) Higher at time of harvest

Table 1 ~ (Continued)

7

middotmiddotmiddotmiddot645

p~

3amp0 13~5 3304 6298 8347 232-5 3292 9304 631552amp6 1129~2 928-4 1327~3 13271 14

i El~s Kansas(FoW p1~tsseedeWOetober~eniorgedOctobor 13 1940)

1---~~--___---_i- _----~_+_-- 1----middotmiddotmiddot-middot-+---- ----+--+-+----qt--~ --t+---v---y----I bull lt bull C middotT nbull i ~I q-I

middotVUJoty PrmiddotmiddotmiddotcrO8$ middotmiddotmiddotmiddotmiddot vJ lt number Val

ct ~

PaWXleemiddot 11669191 24 21 37 5 64 427 246 1ComOncho 11673 195 24 23 38 20 63 406 ~44 2Choy~o x TOJllllarq l1972 J91middot 25 25 ~ 15 middotmiddot62 46~rOrax ~enmat$fmiddot 11672 198 23 23 38 25 63 39~4 234 3CheYQDne xJEci1rnorq 11973 r91 ~425 38 5 63 471EbT vb 36~5 217middotlymiddotB1acqll Hir ria 11846 194 24 25 39 4P 62 36~5Euly BlackhUll Ii T~iq 11952 1middot~993 2132

4 2Q 40 middot70 62 -

Tenmarq 6936 26 39 406 350 21aChiofkan 11754 rJl62

149middotbull 29 40 1565 350 middot 22~7

b1y Blac~l Ba56 JJ66

18 40 80 62 337 32~0Rod Chiof 12109 9 24 26 42middotmiddot 40middot6pound330middotmiddot ltmo 8220 198 28 27 37middotmiddot 80 61263 i71 9Nebred lO094~00 aa 25 34 90 61 259 i7~6 8Cheyenne 88f35 199 29 27 36 80 61 254 16(gt13

~ed 5146 199 middot~middot28 27 39 middotmiddotmiddot80 61 251 166 11~kQf i~12 -198 38 27 38 80 60 2~19 1$4 12Blackhull 6351 T96 24 26 4() 17 61 236 167 10IUr~oy 1558 99 28 27 37 90 60 218 153 14

B1cqkhu11 sqlectionHC3Q9 199 a5 26 39 90 60 175

bullStQndo1-d qrrqrmiddotofu~ffer~q~b~tw~enlihe mean Yieldsopound any poundwo ~[1+iotios 153buSJiels

1

- -

1Ill

Table 1

(Cominued) 1 J 14-

~

tmiddot i f

j bullbull

i

i bull=

244

1

I Akron Colorado ~ (Four 1 41acre plots ltmmiddotmiddottl1low12 on oornland

seeded Sertember 9 emergedSeptember 15 194b) _

Variety or cross

_ oi verag13 i131 C L Da C bull ~apound yendight i pc~ tlCie Average -r-shynumbor HOOded i 0 rust I 15ushol leldmiddot 1939 anQmiddot194l~~

Uly n Ll s 7 _ (Bu)

Comanche middot1673 May27 7 13 24 565middot 18~5 i3~middot5middotmiddotJl1llrly Blackhull x Tennarq 11962 ~ 26 730 26 bull 580 173 Chiefkan 11754 ~29 70 27 580 16~4middot ~middot13~t~~lykbBul11ackhulmiddotlmiddot 6

8825

561 ~i~ 2283 7

7 2

38 5 2296 5

5$7bullbull50 1~31Z~k

pound(U bull~ 16pmiddot12~5 middot KDnred-Hard Federtltior ~ lt lt middotL gt i (

Minhardi-Minturki 11970 [1by26 7 3024 Jsslo 160 liO 3Temnarq 6936 ~ny 30 12 23 23 565 159 12A 6Pawnee 11669 ~lay 26 7 ~Q 22 565 15~2 middot110 7Kanred 5146 iJune 1 14 25gt24 57~5 ]3F 108 8Cheyenne 8885 ~une 1 12 33 24 570 129middot 107 9Kharkopound 1583 June 2 19 25 25 560 12i6i 102 11

~~~~f 1~~ 1rJ~ ~ ~~ ~g~ frtmiddot 15~ igMinturki 6155 vlino1198 28 560 108middot84 14Kmred x Morquis Akron No~44) --- 1lt~ 30 12 13 23 565 105 95 12 ~Alton 1438 iJune 3 19 -18 ) 27middot 57~5 77 7 66 middot15

Standard error of ~ diife~eI1Ce~et~~yenth~m~tm1ikiasmiddot ~~~~~O~~ietie~ == 275 bushels

i

oj ~ - -- - _ -~-

j j

~t middotm - ~ ~ a ( f

~

CInunbcr

Tabl0 1 - (Continued)

(Five 14o-acre plots

1----------------+-------1-

t Variety or cross

Lincoln Nebraskaseeded Scptcobor 25 ~~d 26 coerged October 1 and 2 1940)

Le~~eigh~rus~ lifE

PCu Inbull

poundtaridard error 0pound a difference between the mconyields of any two varieties ~ 1b2 b~shel~

JI Notes taken from 1 (light) to 5 (holtlVY)

244 225~1 1

231 3

al6 4-

184 1219~8 7200 6

t

169 17 -19middot8 middot1middot tJl

202 5 t

Kmvvale x TenmarqPawnee Kawvale xTenmarq lse1 23867)

Do Nebr Ho 1104)middotcDc Self 23819)Do Nebr No 1113)

Minturki x B1ackhul1 (Sel31A-899)KanredxBlackhu1lIobrelti selectionbredCheyenne selectionChiefkan Rope xTurkeyrobradClarkanCheyenneCheyenne x orenmarq

DoTurkey select ionCheyenne x TemnarqNebraska No 60 B1ackbul1 - Turkey (Nebr No 312)Cheyenne x TenmorqTurkey (Nebr~ No1)~TenmarqXbarkopound

1199211669

__--

118441199710094116661175411964

693488588885

11972121031157711973

62506251

12104

11673693614-12

727571656768797176877946767866725450654574517143middot715255iiI

23 24 70 34 25 2141 58722 23- 50 n 11 2586 60421 23 70 31 12 _~349~ 6b~022 23 60 32 10 2]19 bull 60223 24 60 32 1~3 1867 59322 23 70 32 11 2203 60226 26 80 36 40 ~060 61824 26 80 34 2-9 1L879 60325 26 80 33 34 1717 60~4 25 24 80 29 ~6 21b3 tiO2 26 25 70 30 38 2022 59-826 26 80 35 26 1590 61123 24 60 - 28 46 1979 59526 as 80 31 37 J8~5 62-027 26 90 38 2-8 1537 60326 26 80 29 39 1693 593 26 26 70 30 3-9 1339 58 L126 26 80 32 46 12$middot 60026 25 80 31 3-3 1814middotmiddot q7924 25 70 31 3-5 1478 middotmiddot5gmiddot8middot2~ 26 80 31 3-8 1789middot middot5ampZmiddot26 26 80 32 32 1588 5amp627 26 80 31 40 1696 5amp724 25 60 32 0 1329 59bull 727 26 00 31 42 1634 58~523 24 50 33 48 1179 57226 26 00 31 44 130~ 57228 27 80 31 36 ~ - gt 1307 563

~ ~

306298297278274271253

2318226 20720019~2

1901891amp8184178178173 189 9middotL6315~2 172 16159 IS7 10157 17~4 1515~b 154 17~8 1~

152 1ih6 III5 17~5 14

1l~615~4 IS

-

~ -

16 _

Table I - (dontir~ed)

amplIl1

194 2200 1190 3

C

11)2 81amp1 9

t172 6169 7177 4176 5154 11150 12144 14158 10

145 13139 15

129 16

NQith PJattet)iebrE-skh ~ ~epHcations1 ontol1owi2 replications 1~~

Tmiddotmiddot--h~a Hci~~

Variety orcrOJiS

(Four 140-acre plbts~

Nobred lQQ94 81 i JUrieZ z2~28 55SCheyenne selection H606 66 ampe2 555Cheyenne 8885 68 Jimo3 25 660Kanred x B1ackhull 11844 42 June 2 2tj 540~urkey selection 11577- 63 J1ilie middot3lt $O53~0 ~urkey selection 10015 64

25 June 2 29 540

Chiefkan Il54 JUhe 2 35 575Kanred 5146 44 June 4 25 545Kharkopound 1442 49 JuQe532555Nebraska 60 middot5250 39 vuiie521 ~~~g~~key (loq~) ~~~~ gt~ ~~~l ~~ 540North Platte 11 8884 23 June 4 -31 550~enmarq 6936 24 June 4 32 540Blackhull 6251 3QtuneA 30 -550~u~~ ~ -JW73~ ~ ~e3~ ~ ~~

Pawnee 11669 13May 31 29 550

Stondard er~or 0t~ d~tS1~ceb~nJYhem~yi~nisoimiddot~tw6V~i~t~S= 1~~bUShels

i

i

~

10

~ ~

i

I

I

iI

~ I

~

~

-

I c

-i i ~

o_

~j

fmiddotjL

L

Table 1- (Continued)Waseca Minnesota

(Three 17~acre plots)

Vari 9 t y or cross Clnumber

Ilhrmin 11502 70 2 7 20 80 83 60 54 0 8 185 349 1H41 x Minturki2 (Iviinn 2701) ----- 58 3 9 T 10 85 65 530 176Minarax Mbiliardi 8888 60 2 7 25 100 90 80 573- 167 366 2MiDhatdi x Mar~is (Minn 2699) 65 2 7 T 60 83 68 529 151n J5 Minturki ~~nn 2702~ 32 4 7 T 10 85 70 533 128

Do Minn 2700 ---~ 38 4 7 T 70 80 63 526 105Minturn 6155 23 3 7 T 100 82 65 531 101 316 5~lebred 10094 17 2 7 5 100 85 7Q 536 middot SO 345 4YOgo 8033 15 4 9 5 95 73 60 533 87 -353 3KJakopound 1442 5 3 7 35 95 77 67 517 66 308 6Karmant 6700 0 453 2

of aIry two v(lrieties 204 bushelsstandard error of ~diplusmnference between tIle mean yields

i ~ -

I-

St Pill Minn~sota--1

(TEree Q-acreplOIs) bull

Variety or crossRank

~ iit Micllardi 8888 38 thy 30 9 41 30SE 70 92 73 5S0 21~4 39bull5 2l~di

- 514g 53 June 1 10 41 50s 100 93 62 56~ 200 37~5 4I~ 11502 33 lIay 31 9 41 T 80 92 67 563 200 392 3Minturld 6155 32 June 1 10 41 10SR 95 90 65 566 179 39~6 1YQgo 8033 25 June 2 11 41 lOSE 80 88 68 566 175~ It Minturki2 (1finn 2701) 24 Atfay 31 9 42 T T 88 65 54-9 16-0Minhardi x Mar~uis (Minn 26y9) --~- 18 Yay 31 10 37 T T 95 77 571 135

- amp44 x Minturkl (Mimi 2702 8 Junamp 3 11 40 T 5 93 62 559 7-9Do (Minn 2700) 13 June 1 8 40 T 15 90 63 546 74_

13tandard ~r~or of a difference between the mean yields of any two varieties ~ 293 bushels

Table 1 _(Continued)

~----_~_--___

70 802 Z9~875 610 247 262 3S5 627 2-16 243 475 611 24665 604 21368

61 8 2~12 275 2

65 591 23170 609 232 280 1

-middot~middot----7-middot~7--f- -__---~--- _bull___-~ I middot

18 10 7014 ~41 831536 6514 397216lt43 6315 ~ 398515 flO middot1815 nmiddot 73

~ _~----------~------------------ ---------------__-

15middot131511 ~ 13middot 13 16

middot13

8033

--_0-

middot6155

115028388

f~~~iililittirld2 (IfJml 2702

j~~~~Ii~~~yen (~1~ 2700)I Do (LUlJIl 2701)lgomiddotmiddot ~ I~~nlkUd x iVInrquJs (cm1Il 2699)

~flint~k_~___ _

1~~lc1middotxdorroi of co difference bctw(el thOi~EK-TJYioTas-()CoY]TOv1rioti~s~ 3~Q8-b1Jsfte1s

I-CD

liiilbrd x llinhnrdi 8888 87 30 36 8 600 86 95 J

KfUirkofi Bmiddot12 G~l 20 37middot 15 580 A 92 5f J

Turkey 1571 82 20 36 15 570 82 - g~2 5Nabrod 10091 93 19 31 8 60 5 - 01 116 2

V15iritUrk5 6155 middotmiddotmiddotmiddotmiddot89 2b 37 15 570 78 97 3lv~tmpoundn 11502 80 17 37 8 5~0 70 135 1lCtlifmorit -_- - 6700 76 20 36 10 530 73 80 eN6Jjrcsko No 60 6250 ~5 19 36middot 15 5G0 60 70 9Yogo 3033 07 Hi 36 5 590 63 G7 7Belog1im 1513 70 19 36 15 575 5 71 10

~__--- ~__ - __ _ ___middot-~ _I

-

- 19 -

- KclXoont 6700 83 6 11 3[J 60 382 362 7Montana Ho 36 5519 00 (3 11 38 60 382 363 6fogo 8033 80 10 10 37 58 379 360 8Ilhrmin 11502 83 5 12 38 60 367 35~9 9Nebred 10094 82 6 8 34 59 364 396 2

~ Khnrkof 1442 82 6 10 36 60 364 383 5Nebrasku Ho 60 6250 82 7 10 35 58 354 393 3lvlinard x Iviinhardi 8838 83 9 12 35 59 351 355 10

~Kcmred 5146 GO 7 11 30 58 348 389 4Cheyenne GOG5 02 7 10 35 60 345 lt109 1Minturki 6155 82 7 10 36 57 333 349 11

Standard error of 0 difference botw0cn tliC moCJ1 yiolds orony two variotios- 41r ousncls -

14126700

100025549

1-1599OG05

-10094003669350

(uuu

61550033

11502

KhcrkofKuroontRolieflJOntnnrl 36Ridit x UtrJh KolUed 540lt10ChoyormoNobrodBhroka x MinhlrdiN0w6urkMinard x 1iil1hUdiMinturkiYogolIbrrnin

BozoooIl ~iont_Ql1a(Throo 156-acro p-lots seodod Sop-tomber IG~ omorgod Septombor 26 1940)

----- IL

-i ~iT(r2ge -t Yiold I

1 V~Xie~ or cross ~nUlUber_-L_~]i_e~_-1Y-()E~9~~~~iJidl9~Bushels ushols 1

397 494 2 i387 494 2 i305 i300 452 10371366 530 1357 4931315 453 9313 161 6329middot middot157 [)315 164 5308 lt159 7303 10lt1 11 I

Standord erroof D difforenco bjtW0021 the oec1 yields of ro1Y tvlO v~riotio~middot395middotbuShols~ __ 1

l~ ---------~

- 20

Table l-(Continued)

936

108

282286

285302290

11040~239038938738~6

384382381381381

6261616063606063616162

1940)

62540

650206577~542560045032sect300

1139384039

- 404038403738

2223232122222423222322

18222220202223222221~1

Novrttirk 6p35Yogo 8033Kanred x Minhardi 111726yenewturk x Kl~re~elog1ina 1667 12~07l1ontnna 36-Beloghna 1667 x Kanred 1~108Minturki 6155Turkey x Kunred 111725

IMinard x liiinfurdi aB88 Yogo x Oro t selection5~---Kaxmont 6700

Turkey ~558~ed-(Bclog1i~-Buffuri5545)-Knxmontl x

(MinQordi_Knrmont_Mirilmrdi) 1]744 21 22 41 30 SO 379EUreka x MilUkltrdi 8036 21 22 40 800 62 376 288 7

Khnrkol ~442 20 22 39 125 62 374 277 11IMinturki x Beloglinamp-Buff1J-lll 1~66122 23 40 105 61 373 293 5I Nebred lQ094middot 19 21 38 450 62 368 263 12Marmin 1150219 22 middot10 700 62 329 2~6 13 i

I Staruiard error middotOf a aipoundpounderenceDetVfe~n-thc uleltu1 yiofosmiddotoCbny two vCrieHes _ I tHbUsnols--- i

ampvro middotjfo~t~1](Three l50-oorq plots speded Sop-tenber 23 emerged October lt1 lSl40)

VOXioty--cros -r~r 1loi~~yen~Jb-tr ~EI-s1l~~r ~ilmiddot1--- --------- _ L__ runeYciY -(r~)--L-(rbs u)----rsu-~

lKarmont 6700 7 11 27 616 i58 202 3 IMilJhrdi x Minturl9 8034 8 1428 610 258 193 7Kanred 5116 6 14 26 616 256 205 l I

Novtburk 6935 6 14middot 27 614 256 205 1 IMontonn No 36 5549 7 1428 612 253 197 6 I

Kbnrkof H12 7 H27 610 250 200 4 IYoga 8033 9 14 2~ 604 247 199 5

lviinhardi j lkinturki 8215 7 15 27 602 247 176 12IvanturJcent 6155 e 14 30 601 214 134 3 iTurkey x WunessQ 8028 G 14 26 GO6 241 IG9 13lannrd x Vd~rdi 0003 0 14 28 Gl0 225 170 10Minard x iiilhardi 3839 9 15 20 GOO 225 17G 10Nebrod 10094 ~ 11 26 810 214 180 9IMnrmin 11502 9 11 29 606 lCl 151 middot1lt1

I Standard error oj D difference bctvlGen the melt1L1 yields of any twou

v2-rietics- 130 bushel

~

STtumAw ERRoRS

- StllIldai-d errors have been9alculalied for yields whor poiislblo The accuracy of these~ t

erors mar beopontoqct9stion3incethO p]ots were notalCioIllized et all of the stations Ranshy

dom arrcmgoments were used at the Toxasand Minnosota stations Statisticians do nolll agree as to

whether or not a generalized-error obtained from nonrandomized plots is of any use From the -

agronomic standpo~nt it is felt that the~tl1tistic i~ of use although it is ro~iz~qtpat tbe

valUe IIIEliY notb~entirelY~6rject Just how far wrong it mew be~s not known

The anaJysis of vori~e wns used for tho 1940 yield data at each station Total var-

onco wns obtaired and from this WO$ subtracted the vJlXionce duo to varieties uno duo to raplie8

tio~ the remcentnder considered as due to error To obtain tho stOlldord crror of tho moantho

sguaro root of the meon sqBamp0 due to error or the standard deviation WaS dividtld by the

sqUarc reot 6f the number ofmiddotroplicntions for oachVnriety Thestnndard error of 0 difference

w~sobbainedbymultiplYitig~hestaldorderror of a moon byV2 1

The sttinaJrd error of an I1vorcgo Qf ovcrcgeswas dctorm~ncd by tho form~o

wh~ro a b kac --n ~emiddotthe soparotc$tDYJcl~darloors and N =tho number of scphratGav~rages

Thostlmdnrdetror iIi bushels mcw be exp~essod in per~ent by dividing the stf)ndnrdo~r9r by tho

meon yield and multiplying by lO()~ Tho SUIlL1ory of these stondo-ild errors is shown in table 2

together with tho number of plots and ovorGgc yields at each station

l

~

~

t

l ~ ~_

3middot4

41middot

229 1S-3 232 132 5684 ~39i 5~53 3~92 277 817 ~

I t3 2483 187 153 108 4~354 $159 2~5 153 108 3~423 3525 225 184 130 369 t

I4 1395 ~89 275 middot194 1391

5 ~O32 2~88 i82gt 129 6354 lS98 266 188 133 951

I 3 ~lA5 250 204 144 1258

3 ~5n 359 293 207 13173 2485 378 308 218 877

2 ---_ ---- ---IJ

3 ~609 8~1ltb -119 296 820 ~

IE~27

3 4bull84 39gt 279 middot7911

- 807 205 1041 102 a~middot683 2399 159 130 092 383middot - -

Table 2 - Humber of plots elerge yi~ld c41dmiddot gttmdtmiddotrd errors for the plot test at caeL coop-erating station 1941 i I

I l

~oxns Denton

Chillicothe Bushlandmiddotmiddot

OklDJlOmbLmrton

WoodVIard~ K-ms~s

i-ltJL1l1Dt t ani R1Ys Colby

lt middotColorado- Akron

NebraskaLincoln

North FIr-tteMinnesota

WtsecaSt PaulGrclld RapidS

North DGkotnDickinson

1yomingSheridm

MontoxaBozemanMoccosinHavre

t-

The yields of the uniform as ve11 as other varieties grm-m in cooperative experiments

have boen summarized for the different districts and states Vlhore possible average yields fo~

the last years (1939-041) ore also givbn

Districts

SUllll1Drie6 of the yield cwta forthe uniform v3Xioties grm-m in 1941 ond the 1939-41 aveshy

rages vThere available arc presented i~ toblcs 3 to 8

In the southern district in 1941 yields VIore reported from fivest~tions vn10re ton vari~

ctics 7ere grolm uniformly The dta arc presented in table 3 There the vorioties arc listod

in order of average yield ~KarJOlo x CCllLnrq (cr 11956) in tho uniform plots for the first

time ranked first YJith on average yield of 273 bushels per acre Pmmee rruuwd second and

COll1Ql1Che third Chiefkan had an averpge 7 bushels less thJn the leading v~riety Kcu1red

Klnrkofcu1d Blccld1ull rere at the botton of tho list

_23 -

078

4~97

132

568

1~80109

917

of 2 00Dl1bull oIIt

Stondrc1middot prror

StU1d1rdprror of 0 Doar

Toble 3 _ SUOJ1Llry of overogoy~el~ of tho uniforJl lirtox ~J10t vdobi~s gtQJn iyenl~p1(rt~~sts d 5 stdi02S hi tlO southori clistr-i~t 1941

j --~middotmiddot----------iif---middot~middotmiddotmiddotmiddot 7W+g~ro[Cfr--fnbusroi~~t ocr

1e ot i ~I_-~--II

1lXioty or co~s C I tliITli ~i d bull bull Avorago

I~lili1bormiddot Denton I cotho_ Busll~c4J La1iron- IVoodvffixd _--_____ i

K~iVolO x TOIlnIq 11956 86 172 397 4~H2 42middot~l) 273 ilmmoo 11669$9 13~236~8_ ~6-342~ 7 25~2 IComnehe 11673 110 101 333 ~16 388 250TOIlIlUro 6936 74 165 299 267 3-88 239KDNDloB)80 48 74 303middot 287388 220Chidkon 11754 52 129 32bull5 205 302 203Jlhrly Bbckbilllmiddot~middot8856 66middot 1O~8 IS~7- middotmiddot242284 17 9

lKmrod 5146 48 57 268 219 249 16-bull8~1O-rkof 1442 29 77 245 199 241 158_Bl_1C_kl~ulh- middot 6251 54- 100 19=1--~~15 bull~1~_----29~bullO__ 157

bull of bull

(bushols) 114

(p~cont)~middot 199~middot~ --

In orelor to SO7 tIle _b ellevi or ~f the vriotios for C SOtlOTJtJt longerporiod f the overCge

Palm-ee 1Ccl tho

~~o varioties are listod in order

~ yiolds for 1939-41 ~e sULlrnrized for 9 v~riotios ir- toble 4

of the roiC11tccl ovcr~~g()yield bosodon tlie rsuHs of 18 sktioryo~t tests

highest over~ge follOTed by Cononche CHCfr[lll ond IenrJLrq EJlcorkQt Co-1dmiddot Ifru~edInd the lotost

overage yiolcls The oiler ofmiddottilO lec-cling Y~~rictiGS is tle sene -os for the 1938-40 ovoroge e~

copt thd Tenrrorq m91l lQl$S lJigh0rthik~Blockhul1~

tests at 7 stu-Toble 4 - Su-rnory of over-ge yi~icls of 9 winter wheot viUieties gtown in plottiOllS in the southern~district for all or 0 -flart of the period 1939-41 =r SEelspmiddotr nciE --I

Vnrioty CImiddot ood Weightednumber Law on vrrd nv~~_ __ ---~----=~_--l

NulI1Poi ofyc0Xs grown 3 3 3 2 3 2 2 PnwIioo - 11669 middot205 190 - 1S-8 244 360 175 396 248Comrincho bull 11673 231 - 177 169 26-7 327 183 387 2t4Chicfkun middot11754 middot213 -172 bull 170 214 315 170 367 228TOI1JllQrq 6936 193 199 150 245 304 167 337 224

Blocklull 6251 1S-5 180 132 183 292 176 389 215Krwivcle 8180 174 152 155 234 296 305 21-03Ebrly Blockhull 8856 19-8 i81 136 206 286 192 294 210

J Klmrkof 1middotl42 148 150 135 200 27middot1 16~0 344 196W Knnred 5146 middot172 158 142 220 273 151 186

I~

Formiddotthe cCl11rcldisttibt ampitivJere reported froD Sixstt1tionsmiddotin 1941 (tob165) ~ho

d1ta orcfoirlycbn-sistcntoxclt1gttinmiddottho Coso ofNorth Plotte~ Pbirio6 ruJked firstuith un aveshy

roge yield nc~rly 3 busholshigher tlk~ Coonncho valieh ranlod second Cbie~~~ r~ed third

Tenrnorq fourth ond Choyenne fifth Nebr6d Bkiclrllull nnd Khotkofvlore t tho bottQm Qpound the

listbull In ViCIl of th0 ambimt of wintorkilling ot sorie of thcsostbtions thohighoverJges or

Povffiac and Cornncho weve 0 surprise In toble 6 the avorgQmiddotyieldsfo~ Jdh6 lost three yo~rs

h

for nillltl voxictics grOVI11 at six sbti Jns ~e s~izcd~ lotIlCO rolccl firs~ ~ayipg on jdvontogo

in yield of 14 bushels over Conll16he~ In third IJIQCc TcS Chicpoundlm1 foli~ved by Tenmrq and

Choye~o Korlred and Kharkopound l1odthehciWest ~vcr~cgc yields fOr t20 periodbull

Ta)lomiddot5 ~ SUDI~117 of~voiogo Yiold~ of tho uniforp winter whoet varieties grovm inp10ttosts~t 6 stctions in thcoOl1trcl (jlistrict 1911

) ~

B-- - Avr~go-riTld hb~Sle_ltrDlrO JiT--E V~ioty ~ Cmiddot Imiddot ~North Jvergo

______ ~- middot_p~lb~1ihJJ11[~ttan HrlYl-lC)l~1LJ llkron Li_~~~E1Pl~tte __~_

PavlIleemiddotCOIDiJnClle ChiefkanTenmarqCheyenneNebredJ31ackhullKlmrkof

11669 314 42~7 410 15211673 ltl96 406 375 185

11754 263 35bull 0 367 1646936 239 350 386 1598885 281 2p4 342 12-9

10094 220 259 346 1186251 233 236 326 163

1442 187 249 331 120

-

2981521921511842007

15911~6

108

435

Standard error of amean (bushels)

middotStundoFdmiddot eriorofti mdbD (percent)i___~__ _---__--_-~ _

Table 6 Suttlcxy of avorcge yiclds of 9 wbter yheat varieties gra-min plot tests lt 6 stashy tions in the central district for all or r1 pert of tne poriod 1939-41

middotf + bull bull ___ _--~~-------~-f-m--

middot-V~riety CI li--~yerrg~1t~1middot~__~l~$l1el~

1______ nuober I$lbnhattan EnyUQolby l-11lk=middot~ran~~middotJ===L==-=--~==w~1Humb0r of ~rc~~rs grom 2 3 1 2 3 3

Pavincc 11669 318 246 410 110 251 129 225Comcncho ~ 11673 91 i44 375 135 186 145 21-1Chiofknn 11754 281 ltl27 367 131 200 161 211T~q - middot6936 26S 21~8 386 12 175 144 199ChoyeIL10- 8885 270 160 Y12 lO~7 202 190 197Nobred 1()j94 252 176 346 10~5 184 194 194Blockhull (3251 250 16~7 325 125 187 158 18-8KcUed 5146 228 16~6 352 108 172 185Khnrkof 1112 i 21Q IG1 33~1 9~3 151 169 172 i-- ---- --_ ___-__-

~~le Yields obiinedin the nciJftperil~istrict ia 1941 aXe prcschted in table 7~ Ihtn wer9 1- ~ -

i-qgtortod froq 7 sktIcii1s YTithfour v~-iriotiQlpeing grovm illliforuly For the average yiolas ofbull I- i- bull

ti~se sht i~S J iun-irdx lii111nrdi (d~i S8SSS 112a 0 Slight~dvLntigemiddotin yield fo11oel by Yogo

Ivhrr1in und iilinturki in the order I11Jledmiddot Excludimiddot~g the d~to from St Pul 2nd Gr~1d Rapids from

tlO aver middotgQs iunrd x 15illlnrdi (C ~I ~ 8888) rDi1ked first IDirkOfseCOl1d ai-id Yoga t~ira lviil

turki nd LVJcIIlL ~Dd thcloues~lt1vmges ~1 though tllO sprc~Jmiddot b0tv~Wen thomiddotmiddot highest Clil-d lOVlost Oye-

r~ge yields RS lossthl+twobUshelsOvwro3-yomiddotr period ~ot 6 sttions (t~b1e 8) Yog0 Cild ~ - ~

N~bred hcl the SDO ov~r-ge yi old cl9sely f oii6lOel by 1Jiii-~ra x UlinlltJrcli (C I 8888) mel Kl~-crkof -

-~

h

middotmiddot 25 (If

j Table 7bull SutJIDary of avercge yieJdp middotof 7 varieties of vtiilter heat grOJIiriplot tests amp~ 7

stntions in the northern district 1941 _ J

C1Gie ago yield inJ]iyencr exe a middotmiddotycrag-neIdVarictyorcross ci~ 1- St Grol1d 1orJ- oze- lVJOe- T-~ b sti11

-=- __ numocr hioscca p9u1 JEbpid~ dan IlDJl casin vrc tions tmns=J

Y1iIJrd x Minh1rdi 8888 167 214 24~6 35n 32~9 382 225 273 291KhJrkof 1442 gt66 ---- ---- 364 397 374 250 ~---- 29~OYogo 8033 87 175 242 379 308 40~ 247 263 285wmont 6700 Oi2 _- --~ 382 387 381 58 ---- 282Hobrod

10094 90 364 357 368 214 279-

Minturki 6155 101 179 2312 333 316 38~6 244 256 2761hrmin 11502 18~5 200 ~~- 367 30~3 32~~_181~~59 _2~_

~

StondJrd error of 9-moon (bushels) )44 207 218 296 279 102 092 O 7~ 091 St~ll1dDrd error of ~mcan (percont) 1258 1317 877 820 791 2 68 383 338 352

------11 Excluding St Pbul and GrciidR)pids

Table 8 _ SUrnrDu-y of CvorL1g~ yields of 7 wintor whcnt varictics~0vmii plot tests at 6 stashytions in the ortherr district for 011 or n part of the period 1939-41

ifoight-Cd~ bull bullbull lt

I - d ~r~~101s Pj-ClO 2t -VJXiety or crQssgt middotmiddotCbull hor-I Boz~ iIoecj )ve- I

= i 11Uniber vifasocn iclcn-L-L1DIl I sin Ehvr_o r~ 0____

llfumbor of ye2rs grOqn 3 2 3 3 3 3

IYogo

87 L1509 199 298 8033 353 360 311 iNebrod - 10094 345 116 396 493 263 180 298Hinard x Minhordimiddot 8888 366 905 355 457 290 178 292Klinrkof 1442 308 92 383 494 277 200 292Karmont 6700 80 362 494 282 202 284Minturki 6155 316 97 349 164 285 184 283lvllLmin 11502 349 135 359 404 246 154 275

States

In scvorol of the StG-tcsthero lore two or more coopdr-diing st2ti-Jl1sfrom vThich date Tere

rocoivod- in 1941 At sono of theso stations only the unifort1 voriotiosmiddotmiddotiere grcim Thilcct

9thors aMit ioriaJ varieties were included It has been the practice to sUlIlt1arizethe middotdiitiJ by

St-tes by averaging yields from all stations within a Stato In ]941 more thun onc stntion reshy

ported data in Tcms Okluhoma Innsas Nebraska Mim1Cs0ta arid Montonn and summariltls wero

~ mnde up for thoso

In TOlqs lmiddotyoriejie~middot tero grOim at the threo sktions (Ina tho averoge yields oxo shown

in table9 middotKrlIN~O ~T9nparq(CI11956) lvbrlin x Torunlt1Xq3(CI 11805) Fameo 2LJd COIJQl1o

che hld the highest oVeroge yields For tho yo_Xs 1939-41 includh1g9 siction-yoors Pan1eo

Comanche me l~rt~l x ~cnr1IJrq3 (cr 11805) rll1kod the highest

Tw stptions rcportQd datg bOk1~10Ila in i941 (table iO)~middotKmmiddotIvnlox-middotTonriarq(Cl 11956

raJlked first COIp1chosQcond pndJawnce third Foral1or1i POxt of tho ~pcriod 1939-41 5 stu

tion_Y0Qrs Pamoe 1115 had the highest DVercgc yield follOlCd by CoCucho and Tenoarq

- 26 -

Tobia 9~ -l~vr~goYiold in ~ushdLs por ocrbof Tintor n~lot v~riCtioslt grOmil~ plot tests in OxS 111 1941 uld V101ghtod ovorgospoundor 1939-41

191194I9181185

16015 7172144166

---------~-------I-+----~-_---+_s---- I

-=--olt-c- u-----Ra--~middot-l I1middot I2 I5 I

I

I

218205190

181-179 169

- 14 bull6 )A2

124 120 middot117

115__----

11956 11805

11669 11673

6936)11754 12106

81805146

8856i 1442 gt

6251

ViriJtJ~ orcrcs s j lie1 I~--1----- -- ~ i-2luobvr

~~~~c~gt=~ Phvmoo

~ ~ 06nonchomiddot ~

6~~ 11middotI ~odIL-rd Fcdorot ibn x Tcrunrqmiddot~~o Jihr1~r Blaellthull

middot Kbarkotmiddotmiddot Blackhull

2i

6347

59middot~

1011

303314272280276

-254275249252248243

Table )0bull- veroge yi~ld in bushels per acre of wintcJ wheat vadeties grown in plot tests inOklaho~in 1941 DrJd middotvrcigltcCl uvcragos for 1939-41 I

1--------------- Imiddot J ~-)vcr CyiOIirTn--bu-Slh-Cl-S--------IVoh6tymiddot6i- cross j I c] 194~ 19~941

1----------__~__~ I numbor~ (2 stohdns) 5 stohon-yeJXs Bonk _

Kawvo10 x Tonmorq 11956 356Cornoncho U673 352

middot Pavmoc 11669 345~middot1VolC gt bullbull ~ 8j80middot t 338 ~centnmorq 6936 32$middotDhoyenno $B85 277]trly Blnckhul1 8856268 middotChiofkori H754 254

-Turkey 1558 24~OKanred 5146 234BIQCkhull 6251 221IChnrkof 1412 220

1 _

Doto wc~oroportbdcfmiddotr6mthroo shtions in Kll1s1sin 1941 (table 11) lith thirteon vori-

middototiosboinggrovl11uuiforI11y pavmoC~lod thohigl1ostovoroGo yi oldfo11owei by OOIlahcl1O and Ebrrshy

middotlyltBlookliuiimiddotxToiu1orci (CS~ 11952)Chiofko1rCrJkodfauxthoJdTeon1rq fifth For the 1939-41

poriod inc1uclllg 5 station-hcrs tl~o vrictios rQ21c in tho follovTbg ordorfor yiold Famoo

COrnW1C1l0 Oldefkol nndTcnImtq

In N0br~sl~ tuost~tions rcpo~tod amp~to mld ~t theso Ncbrod hod themiddot~igllCs~ uvorogo yio1d~

fanowed by hwod x Blackhlill (CI 1184-1) ondPQImoo middot(tabl0 12) COJ1ltJ-1cho tC1l11ltodlast duo te

wintorki11ingmd hessibiJfly dDago Cherenno soloctitm ChOyCn10 Povmee ~dmiddotNobrod had tho

highost longmiddottir1o ovcrigcs C

IVbrnin had tho highostrwOigd riold in IVIinllosota in 19lt1l(hole 13)~ MinlXd x iv1ilJi~di

(6I 8$88) o~cl H41Xi1int~t1cl2(f)Il41~Z701-)a1sbr8jllcd high Thrcoviiiotibs iAiliarQ x IIpoundrgtshy

middotlnrdJmiddotmiddot(CI 8883)- rc1niplusmnl 6nd IVlJntWki foJt) aDout equ61 foriicldfortho lastthroo Yo2rs

l

- 27 -

Table 11 Avqrqgeyielci~i~busho1~middotPQrocreof~linbex ~1heatnridtlestpOIinhiplot tests inKansas inI9~1[Jyl vrcighted avorgtgcs for ~~39~n

Vnriety orcro~s CCIhunber_J-gt

PawneeConanchohly BlnckhullChiepoundY-anTonocrqCheyenneEJrly BbckhlllOroNebredEDnredBlockhullKharkofTurkey

Table 12 4iv~rogc yi91o In bushels oor nere of VTil1t~r hed br~etiosgTovnl il~ plot tests inNebr~slm it 1941 ti1ld Vrcighted avcrrges for- 1939o41

Vortety or cross

NebredKanred t Blocld1UllPownee Cheyenne selectionCheyenneChiefkanTurkey selectionNebraska No 60BlackhullTenrnarqKharkotComanche

CInunbcr

10094llSmiddotH1166911666888511754

115776250625169361442

11673

20~1 200119~4192

180 172

168153135131130Ip

189

190 199

190 18i---~

175173190162IS6

4

3125

67

1098

3

21

-

Bank -~II

~---

~---

----

331

334 337

- (

211209193middot17317i1amp81$~8142

6155

8033---~

-----1150288~8

MJrminMinord x lViinhtrdL amp44 x Minturki2 (Minn21QlfIvrinhtrdi x lik1rquis(liiru2699)Niinturki H-44 x Minturki2 (Mil1l1~ 2702)Yoga bull ~

H-44 x Ivinturki2 (iAiill~ ~mo)

Table 13 Average yield ill bushels per acre of winter wheat varieties grovID in plot tests inMinnesota in 1941 and veighted avcrnges for 193941 r -jy~~ middotidld inbushels

VC1riotyo cross Clmiddot 1941 19 9 1I----------~-----_----c_~_1--number 3stoampJoi~~r (13 stationyenrs) I

In Montonoeight v~ieties vvbre grownunifCJrtlr at 3 stations 0$ shown in table 14 middotKLz-l l - -

mont Klk1rkof and Nqv1tirk r~ed highest in 19~1 liTlllleTClrturkYogo andfDrmol1thndt-he higlo

cst yiolds during thb~~e0period1939-41

1---

~middot28

Table 14 - ~ver~~ge yield in bushols per oo~~ of Tinter he-t vu-ieties grovm h plot tests ilIYTontQIllJ in 19~1 and reighted bvorages for 19394J

Voriutymiddot o~ middotcros-s---] cI~-~~i~~~QshgS-middot_middot_middotmiddot--~-middot-~--=l____ i numbor Lt3 st~2)rsLlt8 stob~ors) _middotR~E middot_i

K1rcont[ 6700 312 30bull5 3 lGwrkof i44~ 340 302 4 INewturk 6935 336 308 1 IYogo 80~3 319 3062 WLinturkimiddot 6155 315 292 middot5

IHebred 1009431~3 289 7-Minard x IvLinbardi 8888 312 290 6 II_~_r_mi _middot--- -+I_l_l_5_02_~- ___271 I 251 8___

1

II

$UJ44ARY OF A~ONOlinC nTA [

The agronomi ]ata other t~ ~ield have been sUIDIDarized for each distriatpoundor 1941 iii

tables 15 to 17 Ih~ach easo the CLlt~ qre overogcd for as lIQJly varieties and as many stations

as possible The numb or of stutionS ehtoring the Qvor1ge is shovm at tho tOlJ of each column

The dik for ~h~ southo~diSt~ictbull arepro~entod in~~~lo 1middot5bull The or~leadodconS~dei-nbly eJXlierthancin1940but the relhtive ot1liness of the wriotiesrerik1inod the SQille

]hdYBlackllullh~ridca t4e~~liest JUlr lov~e~and CotlUlchc wore ~yenJiormiddot tmn Tc~qChiefkon overoged~edo e2rlier t~mxf BlackhuIl RipOIi~g htes shoviodo narrower rCl)lgcioXid

in this case BlackSult ovcr2l$pd ono ddY emiddotmiddotrlier th-n Chiofkan For height KcwlV21e WOoS thetoU- ~ ~ - ~

ost and lavmeethoshortest Lodghl~ d1ta from tilO sbtions SL07 toot Chidlmn ond ~r1yBlcck

hull lodged the ]jJo~tvlhile CotlnJ1c1~9- 8nd BL1ckhull Tero ciso wenk It ymS generally obdervod

thlt tho St~amiddotl of- ~lBlackhull T~t~ rQS i~lined to be Teolt in 1941 Kowvale ~Tonlmrq (cr I

11956) Pmrnce K~tyenale and ConianClicilmd lOYT 6vCtDgd LllfeetioIlS of leo rust Test middoteighbs

VIere 10 in the district with FerlYB~ocldlUll hvil1g the highest aver(lge of 565 pOU11ds per bu- -

sho1 KavlVale x Tcnmaiq (Ct 11956) ranked second end Clliefkru1 third for ovcrage test Vleight

I Table 15 - Sutlllry of agrononic chtq other tInn yield lor vlintor varieties grown at cooperatiIlg

stations intho5Olthc2l1odistet 1941middot

iI

1llUDber of stations ~ 4 5 2

KoVlvole x Terunrqo 11956 I~ tl 13 37 35 gtPowl1ee 11669

~~ 19 13 36 30 5

Conlche 11673 May 7 13 37 5S aTouulq 6936 Xiby fO 15 39 50 23KavllTc~10 8180 bv 3 15 40 29 5Chiopoundkan 11754 ~y 10 15 39 66 58Jlhrly B1acld1ul1 8856 Aprij 29 8 37 65 65Konrad 5146 lv~~3 17 38 60 65IChoikof 14~12 IoJbiy +1 i8 36 52 68

Blackhull 6251 l~hy 11 M 39 5e 63-__ ____ ___w ___ bullbullbull __bullbullbull bullbull _ mR_ __ bull____bull-~--~ ______ ---- - 4____middotmiddot_middot_~ __ middot ___ _- __--

I gt-

5

56~0

54_6550 tmiddot547534559565

-520510853~9

i

- 29 I

TliO~ c0TJtfulmiddot distdct cl]ii ~0 avorCgecl for 8 vCri9ties Jcl aroptosortod hl tolo 16 bull I

Nobrcd old GlcyCI1ne hal tllOl1ighost avqroge wintor sUIvivaJs T~le two cotlicst varioties woro

Pameo old Comu1ce both ovoroging to cbys ec-rlier in loCJing the-- TOPDltirq klmrltof l0odod

the latest Fawnee ripenedtmiddotwo days earlier than Comanche aldfomiddotux days carlir thcul Tennarrl

For plant heig1t l~obred wns the shortest and C-dcf1f4IXl tilctallost Loaf rust infoctiol1 nvoroged

tho lowestmiddoton Pnwnce andCocamc1Jc nJlp the highost onliobred Culm cOU-lts slOVI Pavlloo cnd Noored

to Imvo hud tho thickost Dll Tonmorq tho thilmost stoncls at tvo stQtions ChiefYnn hod Gllo

highest avercge test vmight por bushel with lIebrod tclci~lg socond ond Pmrlee tird

~ -

Table 16 - SunrnnIJ of ogronoIJic dJta ot1er tra1yield for vhter rhrot varieties grovm at coshyapcr-ti1g stQt ionsintl1e celtrcl district 1941

Voriety rcor J(ampte-=r-t----7-LuOc----+-i vcrcmiddotgrmiddotto es I10igJtnunber survivrl E~do4l~_o I Hoipoundt rust_ r ~shol_1

--=------ Percot ~IJ[JY (IclldS)(porcert+=-~~=-umiddot (PouldS INuobor of skt ions 4 6 5 6 3 2 6 IPawnee 11669 69 23 June 24 31 24 260 580COIJm1che 11673 65 23 Juo 26 33 25 162 575Oliefkon 11754 66 25 JUlO 28 36 39 184 601

ITcnnarCJ 693665 25 JUlle 28 33 47 155 56 8~loyel~le 8885 84 27 JUll0 29 31 69 215 578Nebred 10094 92 26 Jule 28 29 75 251 58 3

IBlac~lull 6251 69 25 June 27 34 65 195 57 6Klmrlwf 1442 74 28 July 1 34 65 i72 565

In tho aortherndisttict seven varieties tnypo conp1ed for clmrQcters othor tJl(1il yield

(ToMe 17) olthough tho data Dxe sotevlhnt frogncntorJe MJXDin and Minard x MiwJXdi (Cl 8888)

had tho highest avertlg-o survivcQs Marnin heoded the earliest but vras l1ot ripe os oorly as sone

other vQrietios ilt four stations Nebred hOO sligltly the shorter straw Loopound rust averages

shcwed -no ltliff0rcncos for t10 vJrieties but pound01 stoo rust Yogoand Nebred hod tho lowest eweshy

rages liunord x Iunh1rdi (Cl bull 8888) had the highest avcrcge test weight per bushel with iL-gtr

Din and Nebred being fairly goo~bull

~able i7- Suru~Uy of agronooic c1ltlta other thanYio~d far vTintcruholt vcricties grovm ot ceshyopercting stotions in the northonl district in 1941

j

Y tmiddot ImiddotC IJXJO Y ormiddot crO-5S~ bull bullInmbor

=-J~T

Nurlbor of s t-t ioi1S 3 5 4 4 3 2 3 3

lvIinurd x ipoundil~mrc1i 8888 77 12 14 34 78 17 92 79 601Klmrkof 1442 57 11 13 35 25 585Yogo 8033 61 13 14 35 87 5 85 65 581IfurlJont 6700 53 - 35 - - 572Nobrod 10094 64 11 13 33 7 - 592

li~Minturki 6155 65 12 13 36 89 8 89 67 575Mornin 11502 78 10 14 36 74 44 90 67 593

I----

~-l

SU1EmRY OF PLOT DAXLii

The 1941 crop Vls subjected t)severe -rintorkilling L l~ebroskn ci1d yeninuesoto hession bull I

fly and 16efrust~~ in Nebroslm ~d KnnSos Clld both led qnd steD rust infection farther

southII

Ill Oklcll0t and Texqs tdomch Ll0isturc YJQS reqe~v9d QJ1d ot sor10 stations lJUVest VloS

difficulti

(

In the southltrn district Kawvale x TenmarqCI 11959) a new va~iety in plots ranked

first fOJ yield with Pamee and CoJlaJilche second acd ~hird xspcctivelyI -

The Blackhull wheats (Bla~lili~li EJrly BlackhUll end ChictkDn) lodged or broke over

badly in the south~~~aJst~ict-under ~heextreIieiyrot coJ)ditiohsc

In tho central distrJctQvrnlte~Gorinnche and Chiepoundlon ~md the highest averoge yields at

six stDtions- 11he~o 1faricyics mde tlese averages in spitc ofvlint~rl~ning in ~Tbbraslro caused

by th6ArDistice Diy itorm~

i

HdreDpither vCgtricty d~d ICll in 1941 duo to

The bmiddotluvior of PowilCe Cfld COlJllnche is fairlyconsistont ot all stations in tle soutlcrn

ondcQntrol rlistricts cxceptot lIorthiPlcgtttc +

win~erkil1ing lt1J-ll neither roucs higllhcthb longer tine ltlv-eruges foryieldI

In the ~Qrthem dist~ict Minatd x ~i~11rdi (CI 8888 ho(l thO highest overgeyic~d 0)

five shtionsKhorkof rnIiJced seconaiond Yog~ tMrclI

Tle tVTO ncvrly naned hcots Cononche olld Immce nucle good records Cooancle is being

increosccl ot Chillicotheolcltbe plcn i~ bo Clistribute it froD t~1~t station in 1942 Pownee is

bc~ng increased and purified d WJltmhoJtcn Q1dLincoln Nebrcslm IlnS clecided to iistribute the- - Imiddot

j

variety as soonos seed is avoiloble but 10 clcpoundin~te action las beetl tolton by IC-1o1Sos WhileI

neither is 0 perfec~ vorie~y it is f61t thot each is a step fottlord JTJCl eoc~J sloulcl clo well in

its-~pted 2Xeo

fn Mil1Ilcsoto the behavior of cOJtoin FM x Mi~turki2 ~trQins WltiS pleasing ~hese linter

vlhoots corry the Hope resistalce to loaf end sten rust

In the fall of 1940

tJHIFORM YIZLD NUESW _I

the uniform yieldti1UserY was seeded at the same 14etdions in tIle ( central and southern districts as in 1939 AtBushland th nurSG1J was seeded on both dry 8JJd

irrigated lanG4 Th0~ntirsQrYcoriisteaof 30vorietios cnd strcinsoach seeded in tlUee rod-rowbull 1-

plots IJIhe Il1llber of plots of each Ir~iety at a station varied from throe to five In tabIe 18 )

tiJC varieties mokirJg up tlle 1941 nursery together with StptQ r-Jld CI nunbcrs arc sho~m -

-------1IIIi

------~-----------

31 -

Tlt)biols -Vori~tios of Tintor lhoct grmm in tho uniform yioldpus9ry1941

~ -~t~r-~~~_~_- --t~~Lstt1~omiddot orhybrid nunbor

I Khnrkof 1442 -------Blf3cidiu116251 -------Erly Bhckhull middot8856 -------Nebred 10094 Nobr~ l~o 1063

IComncllO 11673 KD11S lTo 2729Kanred x Blackhull 11844 Nebr No 1098Pnvmee Ii-S69 Nebr No 1086Hope x Cheyenne 11969 Nobr sel No 363339Kawvale x TOIlllkIQ 11950 Kans 1102726bly Blackhull i TennUq 11952 KanSi No 2739Konrcd-Ihrd Fodoratiop x Minlmrdi-Mipturki 11970 Alltrop No 130Fort Collins selectiop 11971 E G 1143Cheyenne x TentllDIq 11972 Kons Ho 2748Cheyenne x Terunarq 11973 KUns lTo 2751Kawvnle x TenLnrg 11956 Dentop DTo 35-34-117iYhrtin x Tonmarq3 11823 D0nton~0-50-3~128Kanrcci-Hnrd Fedoration x TOl~q 11974 Dopton No 37-34-54Konrod xH~po-K~rd Fodoration 11975 Akrop Bo 533Konrod x Hopo 11976 Akron No 850Compound Cross 11977 A1Uon No 874 Choyonne x Thrly Blockhull 11999 vVoodv-rard No 1126CpoyorJj10 x Ebrly B1ackr-ull 12000Woodtmrd l~o 1127 1

Blackhull Xcrloyorrq 12101 H G No 40-102 IBlocldiull Tcnmrq 12102 H C No 40-115Choyonno x TomlDJ-q 12103 ll1s10 2749Choyonno x Tcl1Darq 1210~ ~ons No 2750 I

Knwval0 x Tonpcrq 11992 iobr No 1114 IHope x lJurkoy 1069 11964 Nobr sol tIo 363401 _I

KonrodHardFodqration 25007 x TorJDltUq 12)06 Donton sol No 25-34-44 IEinrcid-lbid FoderatiJn 142 c ToImUo )2105 Donton sol No 3334-303 I

----- ---

A cODpL-rison of tho 1941 list wit~1 tlrt of 1940 will S1011 onuobor of changos in tho nur

sor T011 strai~1s which SO~~JDod to bo 1ocldng ii1 ogronooic volue ond which roro not 110aded for

ecological studios IOrO roplocodby norror soloctims As S0011 as a strin is shown to bo 10ckirot

in somo tDIiortont chI[1tr it is omittod frootho nursery qlthoughit still my bocontinuod

at individual stotims Tho strais mvLg tho bost porfoJlOllco il1tho nursoryaroadvQncod to

plot triols 1m attOLlpt is also mdo to avoid too llJ1y dU1Jlicc-t ions botvroon plot ond nursery

tosts

DATA OBTAINED

In tiibl0 19 oro prosontod tho dta fron tho 13 nUTsorios No d~to Joro roportod from

Stilhntor bGcous~ of dipoundfo~ontial stQl1ds duo to sood trotnont tQLld from North Platto duet-o

wintorkillil~g FbI 0~Ci1 station tho variotios oro list~a ~11 o~c~orof tllo 1911 yiolds anClO1ly

the Ct poundlUii~ois nro given ~or id~l1tificationbull ~vor~go yiolcsru1d rOJll~sfor thoZ-yoar poriod

1940-41 arc givon TI1orevo~possiblo~ Pata othor tl~)yio1~ aro includcdvn10ncl]jroctors conshy

cornoclsoooocl to be rol~tod t) yiold or vrhon tho dDta shorrod lifforoncosboliovodto bo of inshy

torost

At DOlton tho nurso~y yiolds ~Toro sonovrbct bottor tl11l1 -th)sO obtoinod from tho plots

_________________________________--L ~_~ _ ___~

32

The highest yielding 1ori6tiGs~middotcrcCI 11952 C()nnnche CI 12104 und 11956bull Foro bull 1 bull bull ~

the 2-yeor period 1949i41 centu~ nupbq~sl~$Q2~ 11956 ruld Pomlee hoiro rod the highest ov~~Ctgc ~ bull ~ -i-middot~middot bull(~

yields KlDrkof llL1d the ioWs~~r~~eylq1dfor -Chis some ]criod~

The stroITQ-S reth~rtlmiddot~t~picothe rmd before h2XVcst considerblo loelgingo~ - - bull - ~gt~)j bull - 1

curred in most of the V~idtioSmiddot middotAfltf70fbe stiffer stXouorl stroins nercQo~lChq GI~ ~lm

bors 12102 11964 ond K~k~f lh16 B1ockhullmiddot ond l1rly$itCl9lJl11 s~J~ieel tlicC)~e~t str6~~ bullbull ~ i bull bull ~ bull bull -

Consiclercble rust cl079loP9d Jsppqiql]Jyon ~usceptibL vorieties while CI~ Iros lH~64 11969 ~ ~- tmiddotmiddot-~middot~middotmiddot 11 ~ i-

and 11956 showed some resistmce to bdth lealbnd ster1 rust ~ Septoria irifection~m~hOOliy on

all vorietmiddotio~ eicampPt(iIlti li9S6~~esJtv~i~h~vmre 10Wr~ging from ~6~6 to 8~pounds per

bushel

- 6Zbus~lCls per ~r9Jii~hPtivirc991~

- - I

nunbors 11976 Qildli97idt tll~bo1tOtiJ- - - ~ -

nui1bcrsl199Z rrl 12104 2t tho top of~16 list G-l1c1 qfr~

For the Z-yell joriodthroQ15t piuf3 aic tiod for~i~$tbull bull d _ bullbullbull

p1oce in yield noDelyPlt-~momiddoto CotibtJpl~omiddot and CI11973 Duri tins ~iirio peri6dNebrqclKlm~ t r bull

-

I bull bull

TIe highest yiolcli~lgVorioti6~yc~cIIi

kof md CI 11977 middothil1t10i~6ii~centrg6lt7ioldsbull l_-~_ ~- )~ f ~ i lt-

In the irrig2ilQcluursery tlt E3u$l~l1ii~lt os llOig2ts ranged frOD55~Ot o6i5middotJ1oUI1Jspdi~u - i bull ~ ~ bull

shel ad t10 yields fr6h40~4t~ai~2bu~~dlspcr acre - -

PovJnee C I llU9b0rs yl972 oclmiddot I199sthi1o]brly l3Lockhull C1ld CI 11975 ~qrd low tJ~~1940

and 1941 Yieicl~middotbyen9middoti~1middot~6r~ i~bl1tit ithe $e t~oe voriqtJ8stli1~ poundotedfi~~t ~n~[~4~middotmiddotVlCr(3

blso ~igl poundor t~e 2-yClt1Z averoge

The drJr land ~~s~y atl3~~~ffCL gave yields only ~Jig~ttY 1ower than those in the irri_

g~t~d nUse~r~l this estconsid9~JlJble)oafrustd~Vieioped onsvsCOl)~ib1eva~JOti6smiddotpound1Jlclthe [

~st vmights vmr9 $QIlow1W-t 10vwrthaniiIl tho i~rigatee1 nurs9I lheTbiot ies hoving the highest I

yields wereG~I nuppors 1Z105 1199Z~ DIld PO-Jllee while CJ~ 11915 ~6b~od~ QLld CI 11971 1ero ~ -- - l lt - bull bull

low GI 11l50 Pa010e and Cltl~6 11lJvo the highest ~yc(~ro~prgc intliis d-ry lGnd~

sory test ~ -

lt

StroxT IlQS Ullusually tall rt WQ~ehlTrd Vlit~l hoig~1tS Jol1gil~froo45 to 53 inchos i1d CIS

IJight be expectod COllsidercb10 lodgihg qccuJted botore lZVest SODe of the stronger sbroTodimiddotmiddot middotmiddotmiddot middotmiddot

strainsrere CInunbqrs 11977 1197~ oncl 121OZ ~e$t weights lTerp fqirly good illriost cosesbull bull bull bull 1- e _ bull

01tlOUg~l one vr~rict~IW0 woigIlt of~6 pouncls per bus1el Two vorietics c I ilunbors 11952 C-l-w

11972ri91dec1mprethml 50 buslels pprlcre~ CJl(l 11 vc1rietiesmiddot gt(1 yiOld bot7oen 4OQJ1i 50biishy

shell por nerebull Bo~ed~l1 tho2-YO~t-~crge the J1igllostfi~ldingvoHoticsmiddot lC~~ CI ilW1borsmiddot-bull

11972 ~1952 0ld l19 wljilo NCQre~ CI 11969~ oJ1clCI~ i1977IXtd6thepoorest yidld ~ecordbull

At MDcl1Qttcm LQclgi1l~ ilOSrqpo~ed for 0)1 v~rietiQsLiltj~ough CI Ili~f1bcirs il974 11971 bull i - -_ ~- i

mcl 11977 stooel up t~le best ~c1f Jrust rcoclii1gs llOrO foitlyl1ig+1 i~l nost coses DJ+etcol~idcr6blo

S~9Ll 1llst ~~eve~qped bull 91ointoxburomiddot]Qs f[lj7~y g90~ 0c1 test neights~ lith on Oxc9t~~ir~god

-33 ~

froD 55 to 616 p01X1lS pOI bushel Tho ~ighost yioldiucvGriety CI 11950 gave 413 bu~hels

per acre while thelore5t yield vlUs168 bllshels1er acry( Additional vpxieties giving-tho

bet~bcr yields were C~I12l-9amp CI1l956 qnd Pavmeebullfor the 2yoar period cl 11950ronked (

iirst Pawnee second OJidCT 11952 thiro This last ThUled variety is exbroiaely early [~d is

boing considei-oel as a p05siblo subst i tuto f01 Ehrly 1lockhull Strnins such as Khoi-kOf BlocY_

hull and Nobrodhave boen q1dto low in yiold tho lcst two y~rs

Wint erki11ing occurred at ibys with SOLle VJriotios having survivals as 10VI as 63 p()rcont

11I

while others CltlJ1e through the winter with porfect sta-cls StrQJmiddot vms fairly tdl and dorisidoroblloaf rustdevclopod Ol~ all suSccptiblevariotios~Thoyielcl rcmiddotngod from 525 to 196 bushols

per ncro lLnking tit the top of tho list Jero CI numbors 11~5Q1l974 ond11972 d~lilo Jt thlt

bottm 1I~rcNebrod ond ]hrly Blackhull in tlds cso a lctcQnrl onoxbroDoly oarly variety In

genoral the lS4L yields nro in lile ulth ullO 2yoar wcrBe

No w1wberkilling was reporiedfrom Akron but the dry wecthor previous to harvest causedmiddot

straw to be short test VTeightslight and yields low The lighost yields 7ero reportod for C

I numbors 12105 l2l06aca 11952 No 2-yoar avoragos are sholm for this station sLlcO tho

1940 crop v~s a fai~c

At Fort CollL1s grmrlJh VJaS hoavy as l+sua1 the strm1 las tull undbeforb bargest all va

riotiesIere lodgod completely Yields ranged from 69 bull3 to 449 bushels per acre The throe

highest yielding strains Lll 1941 Tore CI numbers 11974 11970 3nd Comnnche For the 2-)roar

period CI 11974 raDkod first folloITed by Crnumbers 1~950i 11970 c-uiQ Conmche

Test Teights at Hesporus ranged froll 60 to 64 pounds por bushel aJd tho yields from 648

to 349 bushels per oore The Mghost yielding vorieiies lere Blackhull cr 11971 Nebred

and COLlCXlcllo 011 oflhich gavo moro tIm 50 bushols lJor ocre ~nscd on a Z-yodr averagef

Comanche had telO ~ighost averoge yiold poundol1Oled by Blockhull CI 11972 old C~r1l974 The

agreenent betllOen tho 2ye8r nvelngo o1d the 1941 yields is lotsO goocl at tllisstation

Winterki11ing was very severe at Ames but the rellJtionship between survival and yield is

not very close For example cr 11969 lith a wnter survival of 86 percent yielded close to

the bottom while Cl 12101 with a survival of 26percent rmuod secOnd for yiGid so it is

apparent that other htizard~YiOre prE)sent Test vrOig1lts whore obtained rangod from 543 to 590

pcn~nds per bushel The highest yieiding v~~rieties v[ore Nc)redC 14101 bnd KJ-1rkof The six

lowest yiolding strains gave lessthnn 10 bushels IJer acre~FOr~ tho ~yo6r poriod 194041 CI

1197f has hd tho h~ghest avorage yidld follmmd by Nebred Pa~moe end CI 1195Z

AtL~ncoln t110 November freoze causQd consid~rablewintorkUliilgand therelationsllip

botlTeen middotlintor surVival anltlyield iis fairly goodbull incre~re 5omo exceptions in tInt Nelired

Cl 11971 elld Kll2rkof rith good survivals ru1k6cl rolctively lQYI iny-ield This 1DsproboblY

~

ctlusod b~r 0 combiIl)ti0l or Joopound rUst lnfotion~ hossion fly ~1lngo ~d tho h~ ~ough~bull All

varieties except Pamee Carrieda foiply heavy lecpound rusb infect ion and testvreights were ratherbull bull bull ~ ~I ~lt 1

low langing from 44~O to 592 pounds ]jar pushel~ wo varietJ~sC bullI~ numbers1JS50 rnrl11952

~yields abOv~ 30 bushels -oermiddot acreTlhilo f~mvnietiosCInumboIsmiddot1975 J205 ~ii~77 - i

~bndi1976~yi~ldcd 10sstl1Q1l10 bJShotsporO-ltFo TIloS 10lYiolds T10rC accotap~io(fbY~xhrlJolY

low wintor suwivals Based on tho 2+ycQJavorago JihrJy BJacklmll hndtho nigh9stnverogoI - bull bull bullbull bull bull bull

inciinodto bo vL1tCrtoiiidor~

middot yiold fonowed by CI~tJUIilb0tS1l950~ 11956 t lmd Pamoo~ All ()f thQsostroins are early andI

COllsidcrrblo 1i11torkillingmiddot VJUSrcport 00 from AJliancbut tho dnto arc not too consistont

lith vih is knownofthdhnrdii1ossof tho dipoundforont vc~iotios For 0~10 GI11964 l~d ai

survivnlof l00porcontcomparod bo 8~ -percont for a1lJltof It is YT)1 Mllbtf1l1 if this xol~

tionshipis correct Grail1 quQlityvtLS poundcidygood JlJdyiolclsxogcd fro 0 21bull3 to 84 busholsj gt - ~ gt bull bull bull bull ~ bull bullbull bull

poraCroCl Dunbers 12102 121OJ~i[u1dKl11rkofampvctho highest polds in 1941 andCl l11Woo

middot bors 11975 11956 D-ld 11977govo thoi 10I10stones ior tflC lJ~r p oriod CI 11972 rc-Jko~

fiist for yielii K11rkofsecond CO~1Cho t1ird and Jqn_ecf(gtUxth

~obl0 1~ - Agro1ooic Q1d other dcto for uniforo willtor uhot varictics BiomiddotJ11 in rcplicQt6c1middot j

nursor-plotsincooporotivecxporioqnps at12 stti6ns in t10 hprd r9d ~yintor vlheot lnroa iJ~ 1941 and nvor-ge yiqldsfor 193g41

bull

Imiddot

14

23

7

611

middotmiddot15 i

91011 ~

13

245215

23322120125223~5

203

VS 36 580 196VS 34 q5~O 181V$ 35 560 17~91532 560169

S 31 545 167VS 37550 166VS35 588 165VS 35 540 165VS 33 560 164VS 34 635lt 161VS 36 50~0 155VS 35middot 5~5 151VS 33 560 154vS ~31 565 150VS M 54~0 149VS 31 510 146VS 31 510 1lt11

VS 3~ 560 141VS 34 5SW 13~9vS 35 560 136VS 35 51~5 13~5VS ~2 560 121VB 33 56 0 middot119VS 32 56~O 115 213 12VB 32 50 3 J1o3 lQ3 17 VS 3lt1 9~O li1 212 i$ XS

Smiddot12 470 9 7 l~ 6 16 I

v 31 500 74 19 19 VVSS 32 170 73 182 18_

34 166 67 130 20)DOCli yic1CIio~ Oiiy lio-middotinrieties IS7 ousl1cIs--

Denton TeJmS(OW 1 ) our p pus

Ptv 0CI

number

11952 April32 1fny26 601511673 April 30 middot1~by31~ bull 15 2012iQ4 ~pr~l 39 June l 15 151l956loiloy 5 tUne1middotmiddot 5 15

11669- )by 2middot JUl1C 1 13 1512105 April 29 lvhy 30 4 28

12000 prp24~26 60 ~311992 April 30 ~ 3q 10 23i2103 tllili)T 2 JulQ2 10 a5li974 ~pril 29 JUlio 1 13 4511823 by 6 June 2 10 1812106 ifby 1 June 1 5 28

11972 Ithy 1 June 1 18 20li961 YJ6y 2 JUJo l T ~ 011019

0 97~t~pril 81bY middot3135 5

May 6 Juno 2 73 13 11950 Yoy2 JIJll0 ~ middot3 25 A856 -t-oiil 22 ~vftw 2~ 58 811969 ~By 5 lIDY 30 0 011899 by 4 middotJun02 18 35 118middot1L ~Jay 2 JULJO 2 56~5

12101 ~v1Y 1J~)q~ i 58 0812102 ~IJccy 2 Junol 53 Igt

6251 ~4V6 Juio ~ p5 18JlSn uJpiy 2 ri Jii-1Q 118 5511876 poundtiV 3 Juricl 63 2011870 thy 1middot middotJUno 1 65 83

11977 1441 6 Juno 3 80 3511971 ubv- 2 JUll0 2 73 36I 1442 ~ Juno lt1 55 40

monaiirucrrar ofa Clifferonce botloOD tho

- - bullbull~_c- 0_ -bull ~-

TO-ble 19 - (Co1tinued)

ChilliCQt)l~middotTe~s--rFoux plots----

- to

1

I

-r- -_~_ ~~ Leat-IL~pging r-w~e )j ~vo~o-Yr-- -- C~I bull~ Dah iHQigh~rust I eld 1940-41 BarJltn1lIlb er headeC-Lmiddotmiddot i

Percent PcrcClt Mels Bushelsr- ------ CInches39~- 11669 Maiv 7 ~ 30 241 213 1

11992 May 6 39 20 10 231 12104 May 2 40 20 15 2211673 IIuy 2 42 8 5 21Q 213 111973 IipoundW 2 38 25 15 214 213 111972 May 7 bull 41middot 25 20 211 2Q5 412103 May 7 41 20 10 20611956 ivJay 9 40 T- 10 193 17~8 912102 iicy 5 37 65 5 17411964 ihy 2 35~ a 5 17middot0 I11970 Ilioy 2 42 50 20 159 180 8 I11952 April 26middot 33 - 50 60 156 176 10 8856 April 2middot1 34 65 95 152 183 511950 ~i~ 2 39 ~ 75 152 151 1211823 LlJay 8 41 25 ]0 148 181 6 I

I11999 lbiY 6 34 65 90 147

112106 Ihy 5 38 20 75 1-1712105 llioy2 42 5 40 14511974 Lioy 2 10 20 30 140 162 11 I118M lib 6 37 50 60 136 181 6

I12000 April 25middot 33 65 95 136 I12101 ihy 6 38 65JJ 15 128 11969 lihy 8 38 ]1 25 120 142 13

I11975 iby 1 36 65 15 87 129 1511lt12 ~~ 11 40 65 5 90 111 19 I6251 bullJJy6 36 50 100 amp8 141 14 I

10091 Lhy8 37 75 10 78 middot102 20

I11977middot Boy 10 37 40 85 74 n3 1811976 rJoJr 7 37 65 60 amp4 1l7 1711971 lifoy 7 38 75 100 62 128 16 I

I

Standard error of 0- difference between the meO-n yieldsof any two varieties - 321 bushelsbull

11 Severe firing of leO-ves

t ~

~

r 3P~

rabl0 19 - (Continuod)

~

r-Tmiddot

913

13

71215

26-9239231

250236

29026~290

246214243

middot281

C I HQi~lltl I IIIJXlbo_r_L-==-~==--L---==C-~~r--+-o+l-------tltilt---~c-r+~==+-~gtlt===--~r-t~plusmn-r~~ROr=cn1~ct

~~ 1

lJ669 16 JUri~ 25 32 87 610 104 320 I II

11972 20 J~o 29 34 87 585 392 299 2i11956 21 Juno ltZS) 33 i 85 600 3S3 29~7 3 i

12103 20 Juno 30 35 88 600 383 i11882 18 Julo28 34 85 600 36111969 22 JunoZO 34 87 585 35~611823 20 Julybull136 82 550 34011973 16 June 27 32 86 600 34012104 18 June 273S 88 600 33811673 16 June 27 32 85 600 32511999 20 Julie 0 35middotmiddot 83 605 32512105 16 June 24 32 82 60032111950 17 June 27 33 84p80 31911964 17 June 25middot 28 86 610 31211976 18 June ~e 32 85570 30911977 20 June 29middot 35 77 570 3071210220 June ~ 34 86 600 30 711844 20 June 30 34 86595 middot2991442 24 July 1 36 86 59029811~52 12 June 22 32 87 615 29812101 21 June 30middot 33 85 600 28910094 21 July ~ 31 85 590 27911970 20 June 29 37 85 595 27411974 18 June 28 31 77 565 27212000 14 June 25 32 83 590 27212106 14 June 24 32 83 570 271

6251 20 June 30 3433 82 580363 213 1811971 20 June 29 81 575243 229 16

8856 10 June 2Lmiddotmiddot 32 80 580 ~ 7 1amp5 20 11975 16 June 28 33 80 565 212 211 19 i Imanaarcrerror of a differeJiii6~qiyroojn-1homQanyJo1dsof~~tw6-Yltii-+oti os - 3 ~Dushors----

I

~

ft

- 3$~

~able 19 - (Continued)

37~0 4

380 3

364 5

318 63~0 8middotmiddotmiddotmiddot314 12

341 7[327 9

325 10 J~

I3h4 middotmiddot12 3]5 n

~$~7 15

In1 17

29~4 14 ~

a74 16J

267 18

227 20237 1degJ

53509493491 479473-15244-7middot146433j27126middot12139939638$ 3943793793723563-123263r630~228~8

2712622Lh8Z4~7

6359~Z61616158~1606061i~6661605860585558506157564658605658

5334

3924

5051

294

5316fI8~i18

4045

2054tJ831393025Ii211129133155deg50

50495149494850

51SO50

4917

~I S1

564$ 16middotmiddot48lt53

48194948lt1617501545

15 14middotmiddot 12

1614

14gt 11 15

-131415

16 17 J510ismiddotmiddotmiddot13ltlEl13

~i~JP middott6middotmiddot17lt16 lt16-i5 ii

1$16

11 14

512

8109

11 Smiddot1014

1312

102

88

-129

14middotio

J2la

15 913 11

Alt

1514

1195211972121051210312104116691197412102121061199211956121011184411973

88561195011673119981196411823n87011871

625114-12

11975middot1197610094120001107711868

__n~_~2r l~~~j~~tlL6Igtilg Ib~ fgd]~Jvnyln6hcs) (EOrccnt) (ol1nds~-l-ri-~~u-shols) -----i

I

~ ltlO~l 2 i 405 1 i

standai-d error of a difference hetwe~n the mean yields of-any two varfetios - 19Zbushels---middot

~---~-------- --------~

Table IS - (Continuod)

- 3D -

Table 18 - (Continued)

276 7262 926-1 8

239 11243 1022-6 12215 13211 15215 13207 16182 -20205 17W6 18184 19

25 2) 43 5 52526 25 42 40 48527 25 42 60 47025 25 42 50 45224 25 43 5 44820 2Q 43 90 pound13bull726 25 middot14 25 t13~5-

23 21 41 50 13525 25 42 20 middot12~9

27 25 -11 5 middot2325 2lt1 39 10 U7

~ 26 26 42- 75 lt10322 2] 42 -50 38026 2$ 11 75 37625 2~ 43 50 37826

2~ t17 60 371

27 25 10 5 36325 25 44 80 36_025 ~ -13 5 31125 25 42 50 29~8

-26 25 45 80 297 28 2q -11 50 288

27 26 43 90 27526 26 39 60 26927 26 38 85 268

28 28 38 75 25729 28 -12 90 251

-ZS 26 12 80 24~1

27 26 39 80 21~1

10 IG 43 00 19(5

11950 1197411972121041199211952121031210611669119561196111999120001210111973li97011969121021210511673118411182311971119751197611977

14126251

1009lt1middot8856

----aJmiddotmiddotizcrogccr Survival D1e1r _ Rc)ight 1ecd rust cro

number Hoadcd Ii~1bullbullbullo L bull JLcld-----=-=--Lr-Fpcrc-6it 1f1y upo -h n--ch-os--Ircontj (BUSh91s)-J~~----I-

10090

100769391908396

10086

96100

98$8

10088806577

~ 8580

100 63

7677

10096

10098

Standard errorof a difference betw~en the mean yields o~ any twovaxieties - 536 bushels

41 _

Table 19 - (Continued)

Akron Colorado (Five plots)

12105 Way 26 23 545 lS212106 May 28 22 55~0 17111952 Wey27 21 565 14711972 Juno 3 19 57s 14711669 May 28 21 550 14111970 llfiav 29 23 500 139

88q6 May 26 22 560 13611971 lVlay 31 20 545 13511999 June 1 20 570middot 133118t1lf1 IYhy 31 22 565 13312103 Juno 2 20 560 13011S92 l~y 31 19 540 12612104 H~ 30 21 570 12510091 Juno 3 20 570 12512000 IVlay 2821 5middot15 12-4

6251 Juno 2 21 560 1l4n950 (ny 29 21 515 11Zl1S6l lihy 31 13 535 11212101 Juno 3 21 545 no11Sn Juno 2 21 535 10111823 Juno 3 20 540 S911875 lihy 27 IS 560 S112102 ltby 31 21 560 09

14-1 Juno 4 21 560 3911S60 Dune 3 13 550 C711S76 Juno 1 19 5middot10 G611673 ivhy 30 21 500 8511973 Juno 1 20 555 C2

I

11077 Juno 3 18 5middot~5 amp2

11956 Juno 3 10 =--i=5G5-r--~fiF--5=-3r__Stondord orroref Q difpoundororico betwoen bhomonn yioldsmiddotOf QIlJ two vC)riotios -Z09 0ushols

Seeded September 11 emergneSeptembor 17 1940)

I Height --jmiddotweight per=1~vCi~ampO9Cro-[1 C~Ic7llJ=lmib-=o=r----L --Datoh=o=ad=cd I ~ bushcl __-Z_~ __

(Inchos) bull (Pounds BusholS III

I

III

I

I

I

f

Table IS - (Continued

rorbCol~ins Colorodo1(Fjvoplots)

8

20

147

11181617

131012

85

1419

459503~

1734U415~

449

i

46-147547l4S9506459 433

- -- o---~-~- - - - ~--7-IA-V-QrccCtgc~Ocro-t Yield f

el no rDatQ-- - ~lield--1Avertlgc _1~lbii4~h~k=gt ~ush61s) ushels) 1

11(71 May 2D middotlD a GS3 567 1 Ii

llC70 llny 31 _ 52 O 640 523 311673 lvny 30 50 0583516 4 I12106 Iby 29 bull __ 51 a 570 111823 June 2 48 a 566 506 5li950 lviay 30 _ 49 a 560 54~ 2

- 12000 llilay 30 50 0 5601~105 May 28 j 53 0 5608$56 lvhy 27 52 7 557

11971 June 2 51 0556 12102 June 1 46 6 548 11973 lJby 31- 48 o 54311952 lvhy 29 49 18 537

-11975 lvby 30 48 0531iUi56 June 3 46 a 526i19n June 2 46 3 525~ii6S9 Fey 30- 48 deg 52111976 June 1 47 o 50611999 June 1 47 14 506il992 lJaiy 30 47 32 504

11811 June 2 48 18 lt199 12101 June 2 middot16 14 499 11-12 June lt1 48 32 182 6251 lvhy 31 48 1847411969 June 2 47 0middotmiddot lt17010middotj94 June 3 17 a 463

12103middot June 3 48 a 160 )1977 June 3 46 a 458

1196middot1 14ay 3C)middot 16 5 457 12101 iIay 30middot 19 0 MS

H bull i bull

StnnaDrd error of a diffcreiiCC ~otwccn thcmc(]l] yiqldOs of iinytvio voriotios =546 buShels

I

~

- 43-

Table 19 - (Continued)

scsperus ColorC1do(Tl1rce plats seeded September 27 1940)

Imiddot n~~rr ~~~l--=uigh ~

porRDnkbushel

I I ----- -~ ~ugust=- ltInches I POUoJds) ---

6251 10 4-1 63 618 509 2i llSn 10 ~ -12 63 5604 419 3

10091 8 l ~ 10 62 558middot B2 -0

ll673 middot12 62 539 514 1()

8856 5 J laquo 44 63 492 440 711974 9 42 62 475 443 4

12101 10 lt 44 64 474 12000 8 42 63 463 ~

12102 12 44 62 458--11823 10 lt13 60 456 400 1011976 12 40 62 lt156 442 5ll81fl 9 44 63 451 408 911972 8 flO 62 4t 472 3ll950 6 n 02 -134 399 II

1112 9 42 62 428 388 1211973 8 41 63 123 370 17ll969 10 12 61 418 343 1911992 8 14 62 -11-7 11999 8 11 6lt1 -n7ll961 8 lt12 62 n~

ll669 7 f bull 38 63 107 378 1412104 12 44 62 10412105 11 44 62 404ll956 9 14 63 101 374 1512106 11 13 62 39611975 12 42 62 394 367 18ll952 3 40 64 377 310 2011977 10 38 61 357 374 1512103 12 44 62 M9ll970 11 45 62 329 388 12

bull Standard error of a difference between the IOOan yields 6f any tWQvaJieties = 768 bushels

f

I

Table 19 - (Continued)

1- ~

t ~ bull

o14

AIDos Iowa (Jiourplots)

10094 69 588 288 403 212101 26 E86 255 fl1442 34middotmiddotmiddotmiddot 528 247 366 7

11950middot 51middotmiddot 554 221 377 -511999 middotmiddot 45 588 22111844 51middot 578 220 356 1111971 1-3 556 220 424 111972 35middot ~ amp72 208 366 711956gt 55 590 201 364 912103--- sa 587 195 11952middotmiddot 66 588 170 390 412104 ~ 64bulllt middot585 16812000middot t 579 16211669 78 S~r4 16-1 391 311992 10 573 16111974- 61 543 160 369 612102 2~ 598 158

6251 78 579 155 346 1311973 54 586 155 354 1211823 li4 544 154 357 1011970 28 5704 114 342 1411673 60 563 139 33 1511964middot 51 579 1358856 18 581 119 328 16

12109 J 15 563 9511977middot 6Q amp0 2amp2 1811975middot 71lt 72 299

_ J 17-

11969 86 ---- 57 270 2012105 13~- -_ 4111976 _5 32 271 19 l_

~~~df~~e~~let-~en

Standard

the yields ororyy two~6rieties= 249 bushelsbull-

error mean

- 45 -

Table 19 - (Continued) L~col~ebraslm

(Five p1ots~ seeded acpt01~er 25 emerged September 30 1940)

9

8

13456

715

17

161814

11131012

227221232225

1965186207

32~5 280 21t7276 272

--~l~till~~r gtti~~ - ~f~1-ei~~0 vre~-~TICJlV~ Jlvera~~clf==1 ~~~~_l~rvival)le~~do~rmpeIreacti~zrl_ _ J bush~l- ~~el~~ 1940-~L ~~1k_1

Pc -ilij June 1L1) -Wosf Bu ~Bu- I11950 65 29q4 22 35 568 317 316 2 I

11992 6525 25 34 557 3098856 69 P 20 3 36 592middot 295

11956 66 2pc 26 2 32 57r 28011669 65 33lt 24 2 34 564 26811844 56 25 27 3 36 568 25811952 702~ 20 3 35 58824412102 5626 27 3 33 57 7 22112101 61 26 27 3 32 568 19411973 57~5 26 3 34 55~(j 19112000 51 43 25 3 33 55~4 18610094middotmiddotmiddot 84 Z6 26 3 32 543 17411964 56Z6 25 2 30 51-0 17111971 74 Zo 26 3 34 518 154 11972 60~7 27 3 32 518 15111673 57Z5 26 3 34 526 118

1142 76 Z7 c 28 3 34 550 itG11999 46Z7 28 3 31 539 14612104 44 Z5 28 3 32 amp-10 137

6251 69 ~rlmiddot 28 3 34 550 13511970 63Z6 26 3 37 510 13~iJ12103 middot16~7 27 3 30 539 13311823 51~7 28 3 31 17-2 13211969 - 52 Z7 27 1 32533 13611970 13 ~6 27 3 28 195 12312106 41 35 25 3 30 510 -110111975 29 (37 28 3 28 190 6612105 29 AS 28 332 510 6SllSn 39 29 28 3 2810 55 174 20

I 1197e~ __~~ 29 28 bull 3 2747~~_54 185 19__1

Standcud error of 8i differ9nc~bet~loenth9rmoan yieldsQany1-wbV1arieties 298 bushels

l 1 and 2 arc degrees of resistance 3 and middot1 degrees ofsliscoptitbility

f

46

J

109 10

106 1191 17

120 994 15

106 ll101 1393 1679 2090 IS96 14 G5 19

Ronk~-

i150 2 t141 4

I154 1

137 5147 3 I

130 6

128 7124 S

Table 19 (Cont inuod)

AlliOJlce NebraSka(Thiee plots

C~I

number

12102 80 JiinC3 21 610 21312101 88 Jime3 3() 625 206

1112 88 JuneS 27 610 1$911669 85 June 2 20 605 lSS11972 83 JJine 3 19 615 lS712103 gO JUlle2 20 600middot 18~9

6251 75 JUIle2 23 620 bull lS~311973 87 JUiEl 2 19 615 lS111673 85 June 2 21 610 IS )12105 60 J~l 23 605 17910094 97 Juil3 4 18 615 18-511844 90 Jun13 1 20 EiOO 15~912104 middot83 JUfl92 20 595 15712106 $3 JL1Q 1 22 590 1511992 S1 Junel 21 56~0 15311964 160 June 2 19 580 119

8856 83 Yay30 20 590 13411999 88 Juile 2 17 600 13312000 ll8 JUIioZ IS 595 13311950 87 JU1Q 2 17 570 12middot2U969 90 Juno2 17 590 117nS74 88 Junel 18 580 ll6ll91 92 June 2 17 575 ll211952 M Juno 2 16 58middot0 1071+823 87 June~l 18 580 10311970 OS June 2 18 610 9911979 68 Junc2 19 585 8611975 15 Juno 2 21 585 B911906 ~3 JUne 2 17 575 061197 78 Juno 3 19 600 84

Standard error of a diffcrcnCebetwoonthe moan yi~lds of ~ly twovarieti~~ = 389 bushels

iL-s

- 47-

STANDARD EBROBS

Standard errors were calculated for each station as outlined on page 21 of this report

In table 20 will be found the number of plots t average yields and standard errorS for the unishy

form nursery grown at each of the 12 stations~

9-411512

7middot63575

132227237145

187321335205

265453474290

696 492 348 891

369 301 213 719656 5~36 379 1057

331 209 148 1279864 546 386 7329 Ll0 7~68 543 1228

353 249 176 1101

1 73 298 211 1234188 399 282 19~25

---_

Imiddot -l__Stl1daril er OJ opound a ---_== iSbgle~DifferOJ1Ce ~l 1

I plot between oeDLlS lfuSlio-rs=~rcenr

(Bu~hols BUshcs Ij

ITexns

Denton 4 1403Chillicothe 4 1501Bushland ~Irrig~ted) 4 3105Bushland Dry) 4 252i

OklahomaWoodward 4 3904

hJsosIvbnbnt t an 3 2964hys 3 3585

ColoradoAkron 5 1157Fort Collins 5 5270Hesperus 3 4416

IowaAmes 4 1599

NebraSkaLincoln 5 1710Alliance 3 1465

Table 20 - Nwnb)r of plots averGge yield and standard errors for the uniform yield nurseryat each coopmting station in 1941

NUmber -+---XVerageStation of yield of

~lots vDrietiesbushels)

SUIJlifLBY OF NUBSERY YIKLDS

The yields of the 30 varieties of winter wheat groW1l at 12 stations (13 nursories) are

sWllIIlnrized in table 21 whore ~he varieties are listed in order of the 13-nursory average yield

These avemgcs arc of int erost only insofar 1sthey shaw the generai adoptat ion of the vcriety

A more detaile~ study is possible i as the vcrieties also have been Dvercged and ranked by Stotes

Pmmee hDd the highest aVerage yield in 1941 rhis v2riety rankod first in ~exns ol1d

f Nebr1ska sixth in Oklahoma and Kansast f()(rteenth in Iowa ord seventeenth in Colorodo In 1940

Pmmee ranked second in the nursery and again made its poorest record h Coloiiado Cheyenne x

Tenmarq (CI 11972) rnnkcd second ~~ing its best record in K~s~s ~his strain ~id the highest

average yield in 1940 Li third place WC1S KalTv2Je x TOl~rq (cr 11950) a wheat that ros been

high in yield for sc)voral years in spite of a tendency to shcttor under certain conditions

KamiddotNalO x Tenmarq (CI 11992) rOJked fourth culd KDxNnle x ~e1llIDrq (Cel 11956) fifth ~he avo

rage yields of the four leading varieti~s differed vGry little It should be lintcd out that

tho first tlOlve vorioties had ~oxmrq as one parent In this sune group four varieties rod

KmNale os one Drent DLid i~1 three cases CheYOJu1e laS used in the ClOss Eighteen hyblid strnini

rI

IrImiddot

I

bullI I -- per acre Iz IN1rm Iemiddot Iowa eP~1rP CoIOrte1o pound ~

ii C~I I lIuh- 1 I I I I I I 1 ~ I I I J 13 I=~ i 1Cldl-1 1IIiu1 1aIIilble- JIBIIIlIOOl1-middot~ 1AIlbmkl ill8$iLi_ AlU-A~ BamkJori aAllnDdleit- Ae-JIaak1 I S~ 1 u- DIF (rnc~ -- rampampel 0middot I colin aileerace middotJCol- i tPenalftCllI lut1eot1IenAllid)_ I ~ bull I bull 0 I I bull UD I Imiddot I

I

III

Jampbull

I -

iftliaart errOl o~ bull _ (1IuIIelII) 132 227 1115 2- 096 21 3079 211 1middot16 211 2~12 116 86 1118 5middot1l 228 0 080 J I Is~ error ~ bull _ (~) 91l1 1512 515 16 5005 1middot91 11910middot51 639 1101 12- 19025 nll 132 1219 ~2I 6JJ 11l II I

- 49-

ronked obovc Faxly Blockhull ond 21 nere obove Blackhull OCld Nebred Again the Hope crosses

failed to give good yields as Hope x Tuxkey 1069 rmkcd cightcenth Hope x Cheyenne twenty-fifth

Qlld KlJlred x Hope tVlCllty-ninth In the 1941 nuxsory three strains had [werage yields lamr thDn _

Khnrkofchock

Tvrenty varieties have beon grovm iE the nuxscry for the 2-yccr period 19middot10-1941 Clt 11

stations vlith 12 nuxseries These dnta are presented in tob~e 22 lhcre the yields are avoraged

by States and the vC1rietics are listed in order of yield at all statiolS Cheyclmo x Tel1m~tq

(C I 11972) bad the highest avercge yield being consistontly high at 011 sttions excGIJt in

IO7au1d l~ebrcsko uhere wintorkilling wos heavy KavJValo x Tenmarc (Cl 11950) roikcd second

and PmJnee third These tvro strains had consistentB performuncos except trot Pavmee roc1ked fifshy

teenth in Colomdo Kawvale x TC11lIlurq (Cl 11956) ro1ked fourth COlIiltlIlChe shth 1hrly Blachshy

hull tenth and Black~u11 tvmlfth Nebred and warkof hnd avcroges considerobly lovlOr tlmn the

earlier vcxieti0s Etrly Blockhull x TollJDXq (CI 11952) hod 01 IverG-go yield considerably

higher Uwn Fcrly Blackhull In spite of tl-Je viintcrkilling ct the more northern stations grom1g

nurserios in 1941 tho oorly lalf-rustresistCJ1tvcrioties rlgcin rere at the top of tho list

for yield

Dato for c1klXocters other than yield cxe Qvorcged and presented in table 23 Since all

stations did not report the same datathe number of stations entering the averages is shawn at

the top of each column

Winter survival data show Nebred to be the most hardy variety in the nursery TvJO KltUlrea

Hard Federotion x Tenmarq strains (CI 12105 amp1d 12106) proved to be rather tender The rest o~

the varioties lu1d survivoJsthnt variod aver a I11frOVl rongo bull

Farly Blocld1ull is still the earliest vorioty in the nuxseryAt cleven sktions ipound 1VG-o

raged two days oarlier in headbg tlJDn Ebrly Bladldlull x TenmGrq (cr 11952) and three days

earlier than ChcyoTJ1Je x Thrly Blockhull (Cl 12000) Sevoetecn hybrids in the nuxsery rod rnv~

rage dates of he1ding e1Tlier thlt-n Block1mll ~Xkof ws the latest V1rilttty in thG lIllrSor

This gives a clear picture of the empmsis being ploced on cCXly vrheats in thoarea Ripening

datcs bring out about the same differences Qlthough the sprood is not so grect

Height measurements vcre reportod from all except one nursery and the averages showed

KltmredJhrd FederCtion x MiIlJmrdi-Mintuxki (CI 11970) to be the tallest and Hope x Turkey 1069

(Cl 11964) the sholtest athel vaIieties shOUwd very little differcl1CQ in averag0 height

Lodging data were reported from four st~tions )J1d indicated some differencesmiddot ~he weak0si

strawed vrieties were l31ockhu11 E1rly Black1lull and CheyeIlile x ]1rly Blcckbull (Cl 12000)

The IGastlodgir~was reported for Nebrad Ivbrtin x TOJ1PlOrq3 (CI 11823) and BltLckhull x Ten

marq (CI 12102)~

--

faltb ~ -~ of Bence Fie14 of ZO wbhr whea YUieU cr- ill _Uelll Fie14 _erie bull U aUon in lla 1l8I4red riDur whea 1eC10nbull 1~1

a I t llpllle1 pH Ia I I Jtpe Pr I Japmiddotu COXon4lp I Ina f - 1tratIla ~I bull I I IJlaU-Illpell-l I I I I I I I I I I I I I I I I I 2 I

1 t 8Iie7 or I 01 IDa- 101l11l-1 1Ul41 1a1llAn- lBultI1J~III lAy I Ihr I Ay i a I Ir IAlA-IAy I I- Ia I _811 on I cohe(IlIi+(Drr 1l8p I - IftIlll 1lIuIk1~I_1 daDk 1001- 1p8n81 ZIJaIi-IJIaDJt I aohle I r-BaDkIUle Ia I I _4118114) I I I I I I 11M I I I I I I I I I

IIq~n z 8uaIq 1172 ~1 205 29 11 232 3 40 1 ~9 32~ 31tmiddotl 3 506 ~12 1Ns9 3 ]66 7 221 15 I bull 312 IlKarial i arq 1150 2O1a 151 281 19middot1 20 bull 31t l 1 352 386 1 ~~ 9 ~7middot2 5 middot7 5 llmiddot 10 211 t 30 I11_bull 11669 25middot~ 21 32middot0 lbullL2~5 I 31middot0 _o~ 29bull9 311 ~

3Tbull1S 19 ~ -~~l ~ 271 ll~ ~1_ I

llawnJOZ aDUlq 1156 21middot ll ~1 16 235 2 36~ 5 31middot3 30 ~lis ~~ ~3~2 13 280 bull 9 i

llured-IIuIlJe48laUonz8uaIq 11971a 2115 162 middot3 162 203 10 38middot0 3 2 ) 561~ 50middot5 2 369 6 2001 120 16 13 291 IIaouoie 11673 252 21middot3 236 16 217 ~ ~7 9 350 29 5 bull ~-6 5~515 1 5 1 22 l~O 1S1 12 29 IllallJ B181llt1ml1 Z auaJq

~=281 176 23middot1 15middot5 211 6 1 2 3S~ 31middot1 2 7~5 ~o ~ 19 0 272 106 I 7 291 I

lIaIlIet Z Blackmll ZO 11 269 169 206 9 JIJbullbull 6 1lmiddot7 ~ 210 lis 7 10 356 11 276 12 ZO~O ~ 212 I I

IO~lIIIile Z aazq 11~U 19middot 21 290 15middot0 21~2 5 ~o bull 6 276 30middot6 7 ~ ~0~7 11 35~ 12 2 1~bullJ 5 bullbull1 I~1ulJBlacldml1 IS 25middot2 18 1middot5 11 1middot3 12 llmiddot~ 12 6 1~ 260 12 ~9 0 ~o 9 32middotmiddot16 32middot5 lG217 1 269 I

1~1Di ellMIq 1112 middot215 181 26 lla ZO2 11 32middot5 io 261 226 2~1 11a ~6 400 ~5 bull t 7 10~~

1011~bullbull 16 265 I Blokml1 6251 21 llal 21 10 17~ 15 2S1 15 211 ZO5 2~ 15 ~ 509 ~7middot1 ~6 l 17 11 26 Iilaprell-llull JederaUonz II1Ilha141- IIi lIiDUrId 11970 196 10 211a 12 11 l ll 12 26bull 262 26 11 52 l Zf-l li 1~ 206 l 120 ~~

260 IIJ~_ a011iDe eleoUon 119n 182 12 22- 5 156 19 31middot5 11 ~bullbull middot215 25middot71

~~ 1 ~ 1 221 1 1 260 1Ie_et 1~ 221 102 21a6 10 169 17 - 267 18 2 186 218 19 ~t ~~6-11 110 2 2~2 128 18 11 ~~ lliope Z alureilD 1~~ 25 1~2 290 17middot0 20~ 7 27 19 27 26~ 27110 1a52 ~ ~ 18 27~0 20 18 1 1 18 7 IlliieIkof 13middot0 111 2 1~ 15 20 271 i7 27middot2 12 227 11 ~7 31 1 1~ 36middot6 7 225 150 11 bull 2~ IlIaDJoe4 Z Iope-Bar4 JeIlerUOD 1115 2middot3 12 2lJ 106 170 16 29~ 1~ 260 21~ 2middotZ 16 ~7~1 ~7 1 15 ~9 l1 12 0 li ~7 23middot I1bDie4 z IIope 11976 212 11middot7 250 12middot5 17middot6 lla 27middot~ 16 25middot7 215 2 17 la 2 ~s 12 27middot1 19 18~ 1~9 12 1 2 IICClllp01Ul4 orobullbull 11971 1~9 11 26 16 15 18 22middot7 20 20 207 20 20 1 3l~ rlmiddot 20 212 18 11 5 10 20 21_ II l-

~I

-

Leai rust

Varieties roving

- 52 -

reodings were reported rom five und stem rust reodings from twomiddot stotions

low re~ngs for both diseosos were Jomiddotllee KvlVole x T~qmiddot(CI 1195Gi)

Hope xT~key 1069 (CI~ 11964) Hope xChcy~rme(C~I~ 11969) und KovNQle xT~1IllQrq (9I

11992)

Kernel plump~Ss data were2e]orted from two statio~ aha these havegtbeen averaged and

DATA mOM TREDlSEASE mmsmus

Bmfr NUElSmY

For convenience tho doto from tho vniform Iilinter nhcot bunt nUsery ore includod in this

report Tl10se dnto (table 24)Tore ~ecurec1in cOQpcr~tion with AgroiJqmist s O)ld Potllologists

working in the area

j

f

1

- 53

UNITED STAT1S D]PAaTMENT OF llGRICULTURE

Bureau of Plant IndllStry

SUMiYIbEX OF THE GBElu PLAINSmiddotUN1FOBM WIhrm~ BUNT NUESmY 1941

By HI A Rodenhiser Pathologist and K S Quisenberry AgronomishWheat Investigations TIivision of Cereal Crops and Diseases

The uniform winter wheat bunt nUrsery for tho Great Plains area wos continued in 1941 inthe same manner as in previous yeaxs This report presents 0 sumnnry of the d1toobtoined in1941 together vlith lbhe averages formiddot the vaxietliies grown dUring different periods from 1932 to1941bull

In the fall of 1940 50 varieties and stroins of uinter wheot were SOVl1l in duplicotC8-foot r01S ot- ten stotions in the GrCtJt Ploins and ot BozemaJ1 1bnt KecrneysvilleW VoBeltsvill e M4 and Logan Utah BeCouse of unfovor2blc environracntalcolldit ions for bunt Jonshyfaction or subsequent plont grovrth no cL-m VlOre obtolned in the nuDseries seeded at- Lincoln andNorth Plotte Nebr and at St Poul Ivlinn ThedJta from 10 nurseries axe averaged The SllUt trot developed in the Logan utah nursery was caused entirely by the so-called dworf bunt orgOroniso and therefore the infection pcrcQntltgcs ore not included in the averages for other stationsThe nurseries included vorioties that hud shown resistw1ce in previous years and Igtromsing nm7strJins supplied by sevotal of the cooperat ing stat ions

Inoculuo for nost stations inS obtained fron the previous years IfUrsery at that stationby selecting bunted heads poundroD all infected vriGtics end froD collections DQrle froD faroersfields in the State where the test was made For the IvWiliatGan eXperioent the inoculum laS acomposite of racos knovm to be present in Kansas For the Kearneysville and Beltsville teststhe seed was inoculated with a cotlposite Dade 1lp of inoculum frOD all of the other nurseriesClean seed vms planted in the Logon nursery Q1d infection resulted fron the soil bormc organisn

The vurieties axe listed in order of the avertge infection at the 10 stations Thesemiddotaverages ranged fron 01 to 671 percent The average infections for SODe standard varietieslere as follows Ridit 20 Relief 26 Hussor 32 Minturki 91 Yoga 95 Nebred 103ond Oro 172 Of the susceptible check varieties Kh1Xkof had an average iIlfcction of 360 Cheyenne 39bull0 Quiviro 518 and Chiefkwl1 671 TJO hybrid strains hnd averogo infectionslovler than Ridit These were Oro x Turkey-FlorQamp1Ce (F9) and Hussar x Kmred (CbullI 11989) Fourselections fron the cross Hope x Turkey 1069 bad aver~ges 10Ter tlDJ1 the porelit varietyTurkey 1069 (CI 10016)

At the bottom of the table are shovm the average infections by stations rhe heaviestinfections with inoculum other than the dwarf bunt vmre obtained at Bozeman Ivlont Fort CollinsColo and lviurJbattan IWns A study of the lbnhattan Akron Fort Collins ond Bozemun dda gives some indication that different races mltJY be present ot these stations The behavior of thevarieties at Logon is of interest in thlt some of those eorrring rOpoundistance to the races presentin the Plains are also resistant to the dvrnrf bunt present at Logon In other cases strains trot

are quite susceptible on the Ploins see~ to be ~oderotely resistent ot Logon

Longtine averages are shovlD for vorieties gr~m for more trAT) one ye~bull For the period1932-41 Turkey 1069 (CI 10016) Nebred ond Hussor hcvo the 10middote st avero~es For the 3--yeorperiod 1939-41Hope x HussCX (C~I1l834J Relief 2nd Hepe x Turkey 1069 ~CI 11964) hmiddotweshmm the nost resistance Severol of the vcrieties trot mve beon highly resisttnt in thesetests and are othervlise agrononica11y desiroble axe being tested llith individ1U11 races tht havebeen identified in all of the wheot grovling areaS

bull j

i

86

j 1O~106101

7middot96

middot_----~----------------~~-~-~------~--------------------

rI

55

UNIFOBlvI WINTER vrnm RUST NURSERUS

In t~bles 25 ~~ 26 ore presented dQto qn severity of le~f~rust md s~g~~~t infection

on the 30 voxieties qf winter vThed grown Ll rust obss~tion nurseries t~ltgQgheIJ~ tho oountry

in 1941 These nurseries Jre LUintained froD yeor to yecr ~s part of n J1Jert ~elQUrQh progrno

corried on Ll coopcrotion ui th agronorUsts and patll010gists erployed in the ~evoru Stdes CODshy

cerned Lcter t 0 cooplete report of these nurseTies ui11 be issued 8c1d th9 rust percotCges my

not agree ent irel rlth those presented here since the clto sItovm in this less de~oilecl raport

include only figures for the severity)f infection

Differentiol dato for leed-rust hlfection -rare obtdneclfor the vcriotips ot 20 stotHJlS

(toble 25) In cnlcul~ting the over~get Q trace (T) ~ns considered2s equal to O Aoong the

seuihJrd whects Hope x Russlr (CI middot11682) Hope x Konvde (CI 11959)~ ~lcl Red Rock x BGpe

(C o 11821) Ind the lC)VTest ovemge infoctions Of the lnrd VIhBats IIt-uqui110 x Oro (CI 11979

and CI 11851) t Hope x Cheyenne (CI 11969) a1d tavrvnle x Tenrnorq (CI 11956) had averoges

less thaR 20 percent In the snme tests susceptible voriotieshad aver~ge infections of from

60 to 715 percent

Stem~rust readings showing differential reaction wore raported from 13 stations (table

26) Among the hard wheats the mosb pronoun~ed resistancQ vJUsmiddot shovm byHopb x CheyOJlIle (CI

11969) Hope x Turkey (CI 11964) Mnrguillo X Oro (C~I 11979 Cw1d CI 11851) t ond R-044shy

Minturki x lVJinturki (CI 12022) Of the semihard mGQts Hope x Knvrvole (CI 11959) and Hope x

HusstX (CI 11682) md low nveroge infections

Toblc 25 _Severity of 1e1 rust infection on ninter nheQt vQrieties gravm in the Uniform Rust Observation Nurseries in 1941

VGriety or cross

~

5355 302 50T+ 25

15 305 15

1 70T 501 65T50T 35T+ 10

T 301 50

1 65T+ QOT 5o 10o 1 T 25

0 25T+ 30

T+ 30T+ 45

433131054 4128

30 13313~3

806570

70 36765 11975 56770 46460 24460 26140 180middot25 15835 15465 21865 190

170 261

80 63 080 71535 35880 64910-63 390Q5 8HO t9 010 t5a I1099 OJ

15 117 m15 124 I

65 245

B565

100100

6520202540202515

46 SO10 50609025 5T 10T 70

2S 1525 lt1585 6040 80

T 255 40T 25T 255 Z5T 25T 10T 20

251015

TTT

20355

2010

15203030

52020

101010

1

30 25 80 - 9025 60 80 9015 5 80 8020 65 80 9020 -40 60-8Sshy20 85 90 10030 40 60 9010 T 25 10

1 T 20 105 T 10 20I T 10 20

T 10 40

70502060eo6070101015

510

753075

55

10

106080704030401510102015

9595809595959020

5Q

5070

7010100102010

100100100100middot

75202020

T55

20

30506030104020

TTT13

503080TTT

75 5060 7060 540 8070 middotmiddotmiddotmiddot6065 9085 4040 T

3 23 2

25 T20 20

25351575T5

JO30504040252020

55

103

9090gt9595Sfr80857570657030

8585

51060G5

8090

70207580556570551095

2525402510

TToo

oT

402585-~

T

-

85100

254065shy6525

5T

3T

10

3525middot9590

52525TT

105T

759510

10085

10075

5252

15

5060

100TTT

35

2525

325

3T2T

3

225615

115

5

)5252010

5352middotJ

515204025

60 7560 9510 545 10000 100Z09015 20

5 55 T

30 T3 T5 T

355

75T5T

7590306585-85452010101550

1530

57

1055

-0ooo1+

607075551045

51020656065

40755580755520

3551

20

T122

5211T

502510

253010152510

51TTE+5

TTT5

51020TTT

152025101510101515201015

50754050404020

T

fSoit Bed ~hignn Amb er 5620 751 TiUIllbu11 5657 80~~tDcnton 8265 50ti bullbull M(3Jster 6471 90

~tmiddotgtoiit~~~ioncon ~f~ ~gampi Purdue no 1 11380 80r~WijDas1i 11384 60t middotEUitzsel x Hungarian 11849 50~Fultzseh x HungaXion 11850 45~rbulll ~tz sel x HuDgorian120l7 30)middotFultzsel xTJWIlbull 12018 40

~H~eHt~=Redmiddot 4843 50~l Kawvale 8180 ~ 35 I~nt~~i 6155 50I Hope~Hussor 11682 20 HQpc~ KuwvrUltl 11959 20

Red~o~k x Hope 11821 35

atI~ ~ep7 51 A6 I~liiiiibda J 50 Tcnmarq 6936 65

Kharkof 1442 75Mala~of 4898 80Comanche 11673 40

I Pawnee 11669 30 Kawvale x Terimarq 11956 35

Marquil10 x Oro 11851 50Marquil10 x Oro 11979 30HOpe x Turkey 1069 11961 25Hope x Cheyenne 11969 20E-41oMinturkix Minturki lAJ22 70

~ -l

=_---~------------ ~----------------_ --~~~_-~~~

Table 26 - Severity of stem rust infection on winter wheat varieties grom in the Uniform Rust Observation Nurseries

11lJ~J

in 1941

----[AverC1ge for I13

stations I

I519467500515492538 j488566 1

558 CJl591 -J

535 I-

535 j

467 j

290 219 i

5-919 ~

318

18320028828513818613~8

4429220511

1

)

--~---

30 100 75 T- 30 100 65 65 20 65 2035 100 80 T 20 lOO 65 60 15 65 1530 100 80 T 20 100 65 70 15 65 3035 95 85 5 20 lOU 65 70 15 65 3540 100 70 5 25 100 65 70 20 65 545 100 80 5 40 100 40 80 25 60 3545 85 80 20 20 100 60 70 20 60 1550 85 86 10 30 100 65 80 20 80 4040 90 80 20 30 100 65 80 20 70 5050 100 88 40 40 100 65 70 10 80 5035 100 90 10 40 100 65 60 10 70 4555 90 85 5 WO 80 60 5 70 40

10 75 90 25 FO 65 60 5 65 T10 90 40 10 15 90 20 15 2 25 25

5 20 60 T 15 80 15 20 5 10 10T+ 10 T 0 25 5 10 1 T 20

15 T T+ a 5 5 T T 0 T T10 60 0 20 lOO 25 45 15 25 -10 3 25 10 20 90 5 -~ 15 T T20 10 25 0 15 75 20 10 15 T T25 - 15 55 0 30 100 25 20 15 l 10

5 20 60 T_ 20 100 25 25 25 T 1020 T 20 0 15 80 5 T 5 T T20 5 45 0 15 90 10 15 5 2 T15 5 10 0 15 90 10 T 3 1 520 5 5 D 5 T 5 3 T T10 T 1 0 5 10 T T 2 T T

5 5 0 0 10 5 T 1 T T5 0 T 0 0 T T T 2 T T

30 0 2 0 10 T 5 2- -T T

0 e IMchigan Amber 5620 40 65Trumbull 5657 2 50Denton 8265 10 65Fulcaster 6471 15 65Ivioditerranoan 3332 5 70Minhurdi 5149 10 80Purdue No 1 11380 10 50Wobash 11384 25 65Fultzselection x Hungarian 11849 20 60Ful tz selection x Hungarian 11850 15 60Fultz selGetion x Hungarian 12017 10 6~

FultzsGlection x Trumbull 12018 2 50SBmihard Red

HUssar 4843 T 65Kawvolc 8180 T 35Minturki 6155 T+ 45HOPe x Hussar 11682 T T

HoPe x Kawvolc 11959 0 TRed Rock x Hope 11821 T 50

Hard HedtKnnred 5146 0 60TeIlll18rq 6936 T 70Khurkof 1112 T+ 75Molukof 1898 T 80Comanche 11G73 T 35Pownoo 116G9 T+ 35rowvule x Tonmorq 11956 0 25M1rquillo x Oro 11851 T 10M1rqui110 x Oro 11979 T 10Hope x Turkey 11964 0 THope x Cheyenne 11969 0 TH-44-Minturki x Minturldl 12022 0 T

Is ft R d

Variety or cross

Ii

~bull~bullbullbullmiddotbull1

~ ~

J

-~

rmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddot

~

1t

Table 1 (Continued)bull 11

l~lti12n8

middot1middot243

S6

7

188174169170155150142

~OQgo+] 1i~ dacre AVerage~ bulleld_ 1~39-41 ~ailkSuo) (Bu

579 397580 368540 355562 333581 325548 303536 299541 268538 256512 251 134 510 245 135541 231 125554 191 132$46 187 136

July 1~40

June 30gt39 Juro 29 J 43

June 2S38 July 342

July 444July 3 43July 4~ 41June 28 38Julj6 42July 4 41JUly 4middot 41July 1 42June 24 36

252322222430262822

3028

282416

1195611669118051167311754

818069365146

1210688861412155862518856

- BusMald TOlQ)IL-

(Four Ifiyenf4-acre lgtlots1(Irrigat cd)

Variety Or bross nmiddot~middot~lt~~imiddot I--r~o---l______i~~umbor L~~J~_+nri

KaVlvalexTcnmarq PavmooMartin x Tonmorq3

I ComancheChiefkanKawvaleTenmarqKanred lt

Kc11lIed-~d Federation x TetliilarqCheyenne KharkofTurkeyBlackhullThrly Blackhull

~

Lovrbon Oklahoma (Three 01332-oPre plopounds seeded October 7

emerged October 15 1940)

DtCVariety 00 cross CI --

number Headed Rii9

Oro x Tenmarq 11672 Apr26 June middot2 40 5 17 58 355 279 1Comanche 11673 Apr26 June 2 39 5 75 57 316 267 2KawvaJe 8180 May 1 JULe 3 41 10 17 57 287 234 6Kuvvalo x Tenmarq 11956 bull May 1 June 2 38 5 50 58 282Turkey x Kawvale (La35-93) --- May 1 June 3 40 90 20 57 270 229 8Tenm~rq 1)936 May 1 Jule 4 39 25 65 55 267 245 3KawvaJe x Tenmarcr 11750 Apr29 Juno 2 39 10 20 53 267 236 middot5Pawupe 11669 Apr28 June 2 36 middot10 2W56 26~3 244 4Cheymmo 8885 i1oy 4 June 6 38 90 1 58 250 234 6Ebrl~r BlackhuU x TeIunarq 11952 Apr22 May 30 39 90 90 60 249kly Blockhull 8856 ~r19 lffay 30 39 90 95 60 242 206 11Kanred 5146 ay 4 June 5 39 90 75 55 219 220 9

~Iobred x Ka~le (Ia~3amp95) ---- Ani30 June 5 41 10 50 58 214 202 12 Cni efkoln 11754 tjy i June 4 40 90 85 58 205 214 10ICbDrkof 1442 May 6 June 6 38 90 60 56 199 200middot 13Turkey 1558 1~ 6 Jtine 6middot 37 90 pound0 55 196 196 14

~ Clar1nn 8858 M~ 2 June 6 42 90 25 58 176 181 17Penquito 11745 Apr 3D June 4 41 90 65 57 174 183 15Sibley 62 11523 Ivhymiddot 4 June 6 37 90 80 54 163 -181 17Blockhu11 6251 May 1 June 4 41 90 65 56 151 183 15HarVest Queen 6199 1hy 1 Jtine 4 42 90 40 54 133 150 gt19

Stan4poundlid errof of a differencebetween~ho meal YieldsofanYmiddotmiddottVloVorieti~s 1SV6ushlt31sbull

) Higher at time of harvest

Table 1 ~ (Continued)

7

middotmiddotmiddotmiddot645

p~

3amp0 13~5 3304 6298 8347 232-5 3292 9304 631552amp6 1129~2 928-4 1327~3 13271 14

i El~s Kansas(FoW p1~tsseedeWOetober~eniorgedOctobor 13 1940)

1---~~--___---_i- _----~_+_-- 1----middotmiddotmiddot-middot-+---- ----+--+-+----qt--~ --t+---v---y----I bull lt bull C middotT nbull i ~I q-I

middotVUJoty PrmiddotmiddotmiddotcrO8$ middotmiddotmiddotmiddotmiddot vJ lt number Val

ct ~

PaWXleemiddot 11669191 24 21 37 5 64 427 246 1ComOncho 11673 195 24 23 38 20 63 406 ~44 2Choy~o x TOJllllarq l1972 J91middot 25 25 ~ 15 middotmiddot62 46~rOrax ~enmat$fmiddot 11672 198 23 23 38 25 63 39~4 234 3CheYQDne xJEci1rnorq 11973 r91 ~425 38 5 63 471EbT vb 36~5 217middotlymiddotB1acqll Hir ria 11846 194 24 25 39 4P 62 36~5Euly BlackhUll Ii T~iq 11952 1middot~993 2132

4 2Q 40 middot70 62 -

Tenmarq 6936 26 39 406 350 21aChiofkan 11754 rJl62

149middotbull 29 40 1565 350 middot 22~7

b1y Blac~l Ba56 JJ66

18 40 80 62 337 32~0Rod Chiof 12109 9 24 26 42middotmiddot 40middot6pound330middotmiddot ltmo 8220 198 28 27 37middotmiddot 80 61263 i71 9Nebred lO094~00 aa 25 34 90 61 259 i7~6 8Cheyenne 88f35 199 29 27 36 80 61 254 16(gt13

~ed 5146 199 middot~middot28 27 39 middotmiddotmiddot80 61 251 166 11~kQf i~12 -198 38 27 38 80 60 2~19 1$4 12Blackhull 6351 T96 24 26 4() 17 61 236 167 10IUr~oy 1558 99 28 27 37 90 60 218 153 14

B1cqkhu11 sqlectionHC3Q9 199 a5 26 39 90 60 175

bullStQndo1-d qrrqrmiddotofu~ffer~q~b~tw~enlihe mean Yieldsopound any poundwo ~[1+iotios 153buSJiels

1

- -

1Ill

Table 1

(Cominued) 1 J 14-

~

tmiddot i f

j bullbull

i

i bull=

244

1

I Akron Colorado ~ (Four 1 41acre plots ltmmiddotmiddottl1low12 on oornland

seeded Sertember 9 emergedSeptember 15 194b) _

Variety or cross

_ oi verag13 i131 C L Da C bull ~apound yendight i pc~ tlCie Average -r-shynumbor HOOded i 0 rust I 15ushol leldmiddot 1939 anQmiddot194l~~

Uly n Ll s 7 _ (Bu)

Comanche middot1673 May27 7 13 24 565middot 18~5 i3~middot5middotmiddotJl1llrly Blackhull x Tennarq 11962 ~ 26 730 26 bull 580 173 Chiefkan 11754 ~29 70 27 580 16~4middot ~middot13~t~~lykbBul11ackhulmiddotlmiddot 6

8825

561 ~i~ 2283 7

7 2

38 5 2296 5

5$7bullbull50 1~31Z~k

pound(U bull~ 16pmiddot12~5 middot KDnred-Hard Federtltior ~ lt lt middotL gt i (

Minhardi-Minturki 11970 [1by26 7 3024 Jsslo 160 liO 3Temnarq 6936 ~ny 30 12 23 23 565 159 12A 6Pawnee 11669 ~lay 26 7 ~Q 22 565 15~2 middot110 7Kanred 5146 iJune 1 14 25gt24 57~5 ]3F 108 8Cheyenne 8885 ~une 1 12 33 24 570 129middot 107 9Kharkopound 1583 June 2 19 25 25 560 12i6i 102 11

~~~~f 1~~ 1rJ~ ~ ~~ ~g~ frtmiddot 15~ igMinturki 6155 vlino1198 28 560 108middot84 14Kmred x Morquis Akron No~44) --- 1lt~ 30 12 13 23 565 105 95 12 ~Alton 1438 iJune 3 19 -18 ) 27middot 57~5 77 7 66 middot15

Standard error of ~ diife~eI1Ce~et~~yenth~m~tm1ikiasmiddot ~~~~~O~~ietie~ == 275 bushels

i

oj ~ - -- - _ -~-

j j

~t middotm - ~ ~ a ( f

~

CInunbcr

Tabl0 1 - (Continued)

(Five 14o-acre plots

1----------------+-------1-

t Variety or cross

Lincoln Nebraskaseeded Scptcobor 25 ~~d 26 coerged October 1 and 2 1940)

Le~~eigh~rus~ lifE

PCu Inbull

poundtaridard error 0pound a difference between the mconyields of any two varieties ~ 1b2 b~shel~

JI Notes taken from 1 (light) to 5 (holtlVY)

244 225~1 1

231 3

al6 4-

184 1219~8 7200 6

t

169 17 -19middot8 middot1middot tJl

202 5 t

Kmvvale x TenmarqPawnee Kawvale xTenmarq lse1 23867)

Do Nebr Ho 1104)middotcDc Self 23819)Do Nebr No 1113)

Minturki x B1ackhul1 (Sel31A-899)KanredxBlackhu1lIobrelti selectionbredCheyenne selectionChiefkan Rope xTurkeyrobradClarkanCheyenneCheyenne x orenmarq

DoTurkey select ionCheyenne x TemnarqNebraska No 60 B1ackbul1 - Turkey (Nebr No 312)Cheyenne x TenmorqTurkey (Nebr~ No1)~TenmarqXbarkopound

1199211669

__--

118441199710094116661175411964

693488588885

11972121031157711973

62506251

12104

11673693614-12

727571656768797176877946767866725450654574517143middot715255iiI

23 24 70 34 25 2141 58722 23- 50 n 11 2586 60421 23 70 31 12 _~349~ 6b~022 23 60 32 10 2]19 bull 60223 24 60 32 1~3 1867 59322 23 70 32 11 2203 60226 26 80 36 40 ~060 61824 26 80 34 2-9 1L879 60325 26 80 33 34 1717 60~4 25 24 80 29 ~6 21b3 tiO2 26 25 70 30 38 2022 59-826 26 80 35 26 1590 61123 24 60 - 28 46 1979 59526 as 80 31 37 J8~5 62-027 26 90 38 2-8 1537 60326 26 80 29 39 1693 593 26 26 70 30 3-9 1339 58 L126 26 80 32 46 12$middot 60026 25 80 31 3-3 1814middotmiddot q7924 25 70 31 3-5 1478 middotmiddot5gmiddot8middot2~ 26 80 31 3-8 1789middot middot5ampZmiddot26 26 80 32 32 1588 5amp627 26 80 31 40 1696 5amp724 25 60 32 0 1329 59bull 727 26 00 31 42 1634 58~523 24 50 33 48 1179 57226 26 00 31 44 130~ 57228 27 80 31 36 ~ - gt 1307 563

~ ~

306298297278274271253

2318226 20720019~2

1901891amp8184178178173 189 9middotL6315~2 172 16159 IS7 10157 17~4 1515~b 154 17~8 1~

152 1ih6 III5 17~5 14

1l~615~4 IS

-

~ -

16 _

Table I - (dontir~ed)

amplIl1

194 2200 1190 3

C

11)2 81amp1 9

t172 6169 7177 4176 5154 11150 12144 14158 10

145 13139 15

129 16

NQith PJattet)iebrE-skh ~ ~epHcations1 ontol1owi2 replications 1~~

Tmiddotmiddot--h~a Hci~~

Variety orcrOJiS

(Four 140-acre plbts~

Nobred lQQ94 81 i JUrieZ z2~28 55SCheyenne selection H606 66 ampe2 555Cheyenne 8885 68 Jimo3 25 660Kanred x B1ackhull 11844 42 June 2 2tj 540~urkey selection 11577- 63 J1ilie middot3lt $O53~0 ~urkey selection 10015 64

25 June 2 29 540

Chiefkan Il54 JUhe 2 35 575Kanred 5146 44 June 4 25 545Kharkopound 1442 49 JuQe532555Nebraska 60 middot5250 39 vuiie521 ~~~g~~key (loq~) ~~~~ gt~ ~~~l ~~ 540North Platte 11 8884 23 June 4 -31 550~enmarq 6936 24 June 4 32 540Blackhull 6251 3QtuneA 30 -550~u~~ ~ -JW73~ ~ ~e3~ ~ ~~

Pawnee 11669 13May 31 29 550

Stondard er~or 0t~ d~tS1~ceb~nJYhem~yi~nisoimiddot~tw6V~i~t~S= 1~~bUShels

i

i

~

10

~ ~

i

I

I

iI

~ I

~

~

-

I c

-i i ~

o_

~j

fmiddotjL

L

Table 1- (Continued)Waseca Minnesota

(Three 17~acre plots)

Vari 9 t y or cross Clnumber

Ilhrmin 11502 70 2 7 20 80 83 60 54 0 8 185 349 1H41 x Minturki2 (Iviinn 2701) ----- 58 3 9 T 10 85 65 530 176Minarax Mbiliardi 8888 60 2 7 25 100 90 80 573- 167 366 2MiDhatdi x Mar~is (Minn 2699) 65 2 7 T 60 83 68 529 151n J5 Minturki ~~nn 2702~ 32 4 7 T 10 85 70 533 128

Do Minn 2700 ---~ 38 4 7 T 70 80 63 526 105Minturn 6155 23 3 7 T 100 82 65 531 101 316 5~lebred 10094 17 2 7 5 100 85 7Q 536 middot SO 345 4YOgo 8033 15 4 9 5 95 73 60 533 87 -353 3KJakopound 1442 5 3 7 35 95 77 67 517 66 308 6Karmant 6700 0 453 2

of aIry two v(lrieties 204 bushelsstandard error of ~diplusmnference between tIle mean yields

i ~ -

I-

St Pill Minn~sota--1

(TEree Q-acreplOIs) bull

Variety or crossRank

~ iit Micllardi 8888 38 thy 30 9 41 30SE 70 92 73 5S0 21~4 39bull5 2l~di

- 514g 53 June 1 10 41 50s 100 93 62 56~ 200 37~5 4I~ 11502 33 lIay 31 9 41 T 80 92 67 563 200 392 3Minturld 6155 32 June 1 10 41 10SR 95 90 65 566 179 39~6 1YQgo 8033 25 June 2 11 41 lOSE 80 88 68 566 175~ It Minturki2 (1finn 2701) 24 Atfay 31 9 42 T T 88 65 54-9 16-0Minhardi x Mar~uis (Minn 26y9) --~- 18 Yay 31 10 37 T T 95 77 571 135

- amp44 x Minturkl (Mimi 2702 8 Junamp 3 11 40 T 5 93 62 559 7-9Do (Minn 2700) 13 June 1 8 40 T 15 90 63 546 74_

13tandard ~r~or of a difference between the mean yields of any two varieties ~ 293 bushels

Table 1 _(Continued)

~----_~_--___

70 802 Z9~875 610 247 262 3S5 627 2-16 243 475 611 24665 604 21368

61 8 2~12 275 2

65 591 23170 609 232 280 1

-middot~middot----7-middot~7--f- -__---~--- _bull___-~ I middot

18 10 7014 ~41 831536 6514 397216lt43 6315 ~ 398515 flO middot1815 nmiddot 73

~ _~----------~------------------ ---------------__-

15middot131511 ~ 13middot 13 16

middot13

8033

--_0-

middot6155

115028388

f~~~iililittirld2 (IfJml 2702

j~~~~Ii~~~yen (~1~ 2700)I Do (LUlJIl 2701)lgomiddotmiddot ~ I~~nlkUd x iVInrquJs (cm1Il 2699)

~flint~k_~___ _

1~~lc1middotxdorroi of co difference bctw(el thOi~EK-TJYioTas-()CoY]TOv1rioti~s~ 3~Q8-b1Jsfte1s

I-CD

liiilbrd x llinhnrdi 8888 87 30 36 8 600 86 95 J

KfUirkofi Bmiddot12 G~l 20 37middot 15 580 A 92 5f J

Turkey 1571 82 20 36 15 570 82 - g~2 5Nabrod 10091 93 19 31 8 60 5 - 01 116 2

V15iritUrk5 6155 middotmiddotmiddotmiddotmiddot89 2b 37 15 570 78 97 3lv~tmpoundn 11502 80 17 37 8 5~0 70 135 1lCtlifmorit -_- - 6700 76 20 36 10 530 73 80 eN6Jjrcsko No 60 6250 ~5 19 36middot 15 5G0 60 70 9Yogo 3033 07 Hi 36 5 590 63 G7 7Belog1im 1513 70 19 36 15 575 5 71 10

~__--- ~__ - __ _ ___middot-~ _I

-

- 19 -

- KclXoont 6700 83 6 11 3[J 60 382 362 7Montana Ho 36 5519 00 (3 11 38 60 382 363 6fogo 8033 80 10 10 37 58 379 360 8Ilhrmin 11502 83 5 12 38 60 367 35~9 9Nebred 10094 82 6 8 34 59 364 396 2

~ Khnrkof 1442 82 6 10 36 60 364 383 5Nebrasku Ho 60 6250 82 7 10 35 58 354 393 3lvlinard x Iviinhardi 8838 83 9 12 35 59 351 355 10

~Kcmred 5146 GO 7 11 30 58 348 389 4Cheyenne GOG5 02 7 10 35 60 345 lt109 1Minturki 6155 82 7 10 36 57 333 349 11

Standard error of 0 difference botw0cn tliC moCJ1 yiolds orony two variotios- 41r ousncls -

14126700

100025549

1-1599OG05

-10094003669350

(uuu

61550033

11502

KhcrkofKuroontRolieflJOntnnrl 36Ridit x UtrJh KolUed 540lt10ChoyormoNobrodBhroka x MinhlrdiN0w6urkMinard x 1iil1hUdiMinturkiYogolIbrrnin

BozoooIl ~iont_Ql1a(Throo 156-acro p-lots seodod Sop-tomber IG~ omorgod Septombor 26 1940)

----- IL

-i ~iT(r2ge -t Yiold I

1 V~Xie~ or cross ~nUlUber_-L_~]i_e~_-1Y-()E~9~~~~iJidl9~Bushels ushols 1

397 494 2 i387 494 2 i305 i300 452 10371366 530 1357 4931315 453 9313 161 6329middot middot157 [)315 164 5308 lt159 7303 10lt1 11 I

Standord erroof D difforenco bjtW0021 the oec1 yields of ro1Y tvlO v~riotio~middot395middotbuShols~ __ 1

l~ ---------~

- 20

Table l-(Continued)

936

108

282286

285302290

11040~239038938738~6

384382381381381

6261616063606063616162

1940)

62540

650206577~542560045032sect300

1139384039

- 404038403738

2223232122222423222322

18222220202223222221~1

Novrttirk 6p35Yogo 8033Kanred x Minhardi 111726yenewturk x Kl~re~elog1ina 1667 12~07l1ontnna 36-Beloghna 1667 x Kanred 1~108Minturki 6155Turkey x Kunred 111725

IMinard x liiinfurdi aB88 Yogo x Oro t selection5~---Kaxmont 6700

Turkey ~558~ed-(Bclog1i~-Buffuri5545)-Knxmontl x

(MinQordi_Knrmont_Mirilmrdi) 1]744 21 22 41 30 SO 379EUreka x MilUkltrdi 8036 21 22 40 800 62 376 288 7

Khnrkol ~442 20 22 39 125 62 374 277 11IMinturki x Beloglinamp-Buff1J-lll 1~66122 23 40 105 61 373 293 5I Nebred lQ094middot 19 21 38 450 62 368 263 12Marmin 1150219 22 middot10 700 62 329 2~6 13 i

I Staruiard error middotOf a aipoundpounderenceDetVfe~n-thc uleltu1 yiofosmiddotoCbny two vCrieHes _ I tHbUsnols--- i

ampvro middotjfo~t~1](Three l50-oorq plots speded Sop-tenber 23 emerged October lt1 lSl40)

VOXioty--cros -r~r 1loi~~yen~Jb-tr ~EI-s1l~~r ~ilmiddot1--- --------- _ L__ runeYciY -(r~)--L-(rbs u)----rsu-~

lKarmont 6700 7 11 27 616 i58 202 3 IMilJhrdi x Minturl9 8034 8 1428 610 258 193 7Kanred 5116 6 14 26 616 256 205 l I

Novtburk 6935 6 14middot 27 614 256 205 1 IMontonn No 36 5549 7 1428 612 253 197 6 I

Kbnrkof H12 7 H27 610 250 200 4 IYoga 8033 9 14 2~ 604 247 199 5

lviinhardi j lkinturki 8215 7 15 27 602 247 176 12IvanturJcent 6155 e 14 30 601 214 134 3 iTurkey x WunessQ 8028 G 14 26 GO6 241 IG9 13lannrd x Vd~rdi 0003 0 14 28 Gl0 225 170 10Minard x iiilhardi 3839 9 15 20 GOO 225 17G 10Nebrod 10094 ~ 11 26 810 214 180 9IMnrmin 11502 9 11 29 606 lCl 151 middot1lt1

I Standard error oj D difference bctvlGen the melt1L1 yields of any twou

v2-rietics- 130 bushel

~

STtumAw ERRoRS

- StllIldai-d errors have been9alculalied for yields whor poiislblo The accuracy of these~ t

erors mar beopontoqct9stion3incethO p]ots were notalCioIllized et all of the stations Ranshy

dom arrcmgoments were used at the Toxasand Minnosota stations Statisticians do nolll agree as to

whether or not a generalized-error obtained from nonrandomized plots is of any use From the -

agronomic standpo~nt it is felt that the~tl1tistic i~ of use although it is ro~iz~qtpat tbe

valUe IIIEliY notb~entirelY~6rject Just how far wrong it mew be~s not known

The anaJysis of vori~e wns used for tho 1940 yield data at each station Total var-

onco wns obtaired and from this WO$ subtracted the vJlXionce duo to varieties uno duo to raplie8

tio~ the remcentnder considered as due to error To obtain tho stOlldord crror of tho moantho

sguaro root of the meon sqBamp0 due to error or the standard deviation WaS dividtld by the

sqUarc reot 6f the number ofmiddotroplicntions for oachVnriety Thestnndard error of 0 difference

w~sobbainedbymultiplYitig~hestaldorderror of a moon byV2 1

The sttinaJrd error of an I1vorcgo Qf ovcrcgeswas dctorm~ncd by tho form~o

wh~ro a b kac --n ~emiddotthe soparotc$tDYJcl~darloors and N =tho number of scphratGav~rages

Thostlmdnrdetror iIi bushels mcw be exp~essod in per~ent by dividing the stf)ndnrdo~r9r by tho

meon yield and multiplying by lO()~ Tho SUIlL1ory of these stondo-ild errors is shown in table 2

together with tho number of plots and ovorGgc yields at each station

l

~

~

t

l ~ ~_

3middot4

41middot

229 1S-3 232 132 5684 ~39i 5~53 3~92 277 817 ~

I t3 2483 187 153 108 4~354 $159 2~5 153 108 3~423 3525 225 184 130 369 t

I4 1395 ~89 275 middot194 1391

5 ~O32 2~88 i82gt 129 6354 lS98 266 188 133 951

I 3 ~lA5 250 204 144 1258

3 ~5n 359 293 207 13173 2485 378 308 218 877

2 ---_ ---- ---IJ

3 ~609 8~1ltb -119 296 820 ~

IE~27

3 4bull84 39gt 279 middot7911

- 807 205 1041 102 a~middot683 2399 159 130 092 383middot - -

Table 2 - Humber of plots elerge yi~ld c41dmiddot gttmdtmiddotrd errors for the plot test at caeL coop-erating station 1941 i I

I l

~oxns Denton

Chillicothe Bushlandmiddotmiddot

OklDJlOmbLmrton

WoodVIard~ K-ms~s

i-ltJL1l1Dt t ani R1Ys Colby

lt middotColorado- Akron

NebraskaLincoln

North FIr-tteMinnesota

WtsecaSt PaulGrclld RapidS

North DGkotnDickinson

1yomingSheridm

MontoxaBozemanMoccosinHavre

t-

The yields of the uniform as ve11 as other varieties grm-m in cooperative experiments

have boen summarized for the different districts and states Vlhore possible average yields fo~

the last years (1939-041) ore also givbn

Districts

SUllll1Drie6 of the yield cwta forthe uniform v3Xioties grm-m in 1941 ond the 1939-41 aveshy

rages vThere available arc presented i~ toblcs 3 to 8

In the southern district in 1941 yields VIore reported from fivest~tions vn10re ton vari~

ctics 7ere grolm uniformly The dta arc presented in table 3 There the vorioties arc listod

in order of average yield ~KarJOlo x CCllLnrq (cr 11956) in tho uniform plots for the first

time ranked first YJith on average yield of 273 bushels per acre Pmmee rruuwd second and

COll1Ql1Che third Chiefkan had an averpge 7 bushels less thJn the leading v~riety Kcu1red

Klnrkofcu1d Blccld1ull rere at the botton of tho list

_23 -

078

4~97

132

568

1~80109

917

of 2 00Dl1bull oIIt

Stondrc1middot prror

StU1d1rdprror of 0 Doar

Toble 3 _ SUOJ1Llry of overogoy~el~ of tho uniforJl lirtox ~J10t vdobi~s gtQJn iyenl~p1(rt~~sts d 5 stdi02S hi tlO southori clistr-i~t 1941

j --~middotmiddot----------iif---middot~middotmiddotmiddotmiddot 7W+g~ro[Cfr--fnbusroi~~t ocr

1e ot i ~I_-~--II

1lXioty or co~s C I tliITli ~i d bull bull Avorago

I~lili1bormiddot Denton I cotho_ Busll~c4J La1iron- IVoodvffixd _--_____ i

K~iVolO x TOIlnIq 11956 86 172 397 4~H2 42middot~l) 273 ilmmoo 11669$9 13~236~8_ ~6-342~ 7 25~2 IComnehe 11673 110 101 333 ~16 388 250TOIlIlUro 6936 74 165 299 267 3-88 239KDNDloB)80 48 74 303middot 287388 220Chidkon 11754 52 129 32bull5 205 302 203Jlhrly Bbckbilllmiddot~middot8856 66middot 1O~8 IS~7- middotmiddot242284 17 9

lKmrod 5146 48 57 268 219 249 16-bull8~1O-rkof 1442 29 77 245 199 241 158_Bl_1C_kl~ulh- middot 6251 54- 100 19=1--~~15 bull~1~_----29~bullO__ 157

bull of bull

(bushols) 114

(p~cont)~middot 199~middot~ --

In orelor to SO7 tIle _b ellevi or ~f the vriotios for C SOtlOTJtJt longerporiod f the overCge

Palm-ee 1Ccl tho

~~o varioties are listod in order

~ yiolds for 1939-41 ~e sULlrnrized for 9 v~riotios ir- toble 4

of the roiC11tccl ovcr~~g()yield bosodon tlie rsuHs of 18 sktioryo~t tests

highest over~ge follOTed by Cononche CHCfr[lll ond IenrJLrq EJlcorkQt Co-1dmiddot Ifru~edInd the lotost

overage yiolcls The oiler ofmiddottilO lec-cling Y~~rictiGS is tle sene -os for the 1938-40 ovoroge e~

copt thd Tenrrorq m91l lQl$S lJigh0rthik~Blockhul1~

tests at 7 stu-Toble 4 - Su-rnory of over-ge yi~icls of 9 winter wheot viUieties gtown in plottiOllS in the southern~district for all or 0 -flart of the period 1939-41 =r SEelspmiddotr nciE --I

Vnrioty CImiddot ood Weightednumber Law on vrrd nv~~_ __ ---~----=~_--l

NulI1Poi ofyc0Xs grown 3 3 3 2 3 2 2 PnwIioo - 11669 middot205 190 - 1S-8 244 360 175 396 248Comrincho bull 11673 231 - 177 169 26-7 327 183 387 2t4Chicfkun middot11754 middot213 -172 bull 170 214 315 170 367 228TOI1JllQrq 6936 193 199 150 245 304 167 337 224

Blocklull 6251 1S-5 180 132 183 292 176 389 215Krwivcle 8180 174 152 155 234 296 305 21-03Ebrly Blockhull 8856 19-8 i81 136 206 286 192 294 210

J Klmrkof 1middotl42 148 150 135 200 27middot1 16~0 344 196W Knnred 5146 middot172 158 142 220 273 151 186

I~

Formiddotthe cCl11rcldisttibt ampitivJere reported froD Sixstt1tionsmiddotin 1941 (tob165) ~ho

d1ta orcfoirlycbn-sistcntoxclt1gttinmiddottho Coso ofNorth Plotte~ Pbirio6 ruJked firstuith un aveshy

roge yield nc~rly 3 busholshigher tlk~ Coonncho valieh ranlod second Cbie~~~ r~ed third

Tenrnorq fourth ond Choyenne fifth Nebr6d Bkiclrllull nnd Khotkofvlore t tho bottQm Qpound the

listbull In ViCIl of th0 ambimt of wintorkilling ot sorie of thcsostbtions thohighoverJges or

Povffiac and Cornncho weve 0 surprise In toble 6 the avorgQmiddotyieldsfo~ Jdh6 lost three yo~rs

h

for nillltl voxictics grOVI11 at six sbti Jns ~e s~izcd~ lotIlCO rolccl firs~ ~ayipg on jdvontogo

in yield of 14 bushels over Conll16he~ In third IJIQCc TcS Chicpoundlm1 foli~ved by Tenmrq and

Choye~o Korlred and Kharkopound l1odthehciWest ~vcr~cgc yields fOr t20 periodbull

Ta)lomiddot5 ~ SUDI~117 of~voiogo Yiold~ of tho uniforp winter whoet varieties grovm inp10ttosts~t 6 stctions in thcoOl1trcl (jlistrict 1911

) ~

B-- - Avr~go-riTld hb~Sle_ltrDlrO JiT--E V~ioty ~ Cmiddot Imiddot ~North Jvergo

______ ~- middot_p~lb~1ihJJ11[~ttan HrlYl-lC)l~1LJ llkron Li_~~~E1Pl~tte __~_

PavlIleemiddotCOIDiJnClle ChiefkanTenmarqCheyenneNebredJ31ackhullKlmrkof

11669 314 42~7 410 15211673 ltl96 406 375 185

11754 263 35bull 0 367 1646936 239 350 386 1598885 281 2p4 342 12-9

10094 220 259 346 1186251 233 236 326 163

1442 187 249 331 120

-

2981521921511842007

15911~6

108

435

Standard error of amean (bushels)

middotStundoFdmiddot eriorofti mdbD (percent)i___~__ _---__--_-~ _

Table 6 Suttlcxy of avorcge yiclds of 9 wbter yheat varieties gra-min plot tests lt 6 stashy tions in the central district for all or r1 pert of tne poriod 1939-41

middotf + bull bull ___ _--~~-------~-f-m--

middot-V~riety CI li--~yerrg~1t~1middot~__~l~$l1el~

1______ nuober I$lbnhattan EnyUQolby l-11lk=middot~ran~~middotJ===L==-=--~==w~1Humb0r of ~rc~~rs grom 2 3 1 2 3 3

Pavincc 11669 318 246 410 110 251 129 225Comcncho ~ 11673 91 i44 375 135 186 145 21-1Chiofknn 11754 281 ltl27 367 131 200 161 211T~q - middot6936 26S 21~8 386 12 175 144 199ChoyeIL10- 8885 270 160 Y12 lO~7 202 190 197Nobred 1()j94 252 176 346 10~5 184 194 194Blockhull (3251 250 16~7 325 125 187 158 18-8KcUed 5146 228 16~6 352 108 172 185Khnrkof 1112 i 21Q IG1 33~1 9~3 151 169 172 i-- ---- --_ ___-__-

~~le Yields obiinedin the nciJftperil~istrict ia 1941 aXe prcschted in table 7~ Ihtn wer9 1- ~ -

i-qgtortod froq 7 sktIcii1s YTithfour v~-iriotiQlpeing grovm illliforuly For the average yiolas ofbull I- i- bull

ti~se sht i~S J iun-irdx lii111nrdi (d~i S8SSS 112a 0 Slight~dvLntigemiddotin yield fo11oel by Yogo

Ivhrr1in und iilinturki in the order I11Jledmiddot Excludimiddot~g the d~to from St Pul 2nd Gr~1d Rapids from

tlO aver middotgQs iunrd x 15illlnrdi (C ~I ~ 8888) rDi1ked first IDirkOfseCOl1d ai-id Yoga t~ira lviil

turki nd LVJcIIlL ~Dd thcloues~lt1vmges ~1 though tllO sprc~Jmiddot b0tv~Wen thomiddotmiddot highest Clil-d lOVlost Oye-

r~ge yields RS lossthl+twobUshelsOvwro3-yomiddotr period ~ot 6 sttions (t~b1e 8) Yog0 Cild ~ - ~

N~bred hcl the SDO ov~r-ge yi old cl9sely f oii6lOel by 1Jiii-~ra x UlinlltJrcli (C I 8888) mel Kl~-crkof -

-~

h

middotmiddot 25 (If

j Table 7bull SutJIDary of avercge yieJdp middotof 7 varieties of vtiilter heat grOJIiriplot tests amp~ 7

stntions in the northern district 1941 _ J

C1Gie ago yield inJ]iyencr exe a middotmiddotycrag-neIdVarictyorcross ci~ 1- St Grol1d 1orJ- oze- lVJOe- T-~ b sti11

-=- __ numocr hioscca p9u1 JEbpid~ dan IlDJl casin vrc tions tmns=J

Y1iIJrd x Minh1rdi 8888 167 214 24~6 35n 32~9 382 225 273 291KhJrkof 1442 gt66 ---- ---- 364 397 374 250 ~---- 29~OYogo 8033 87 175 242 379 308 40~ 247 263 285wmont 6700 Oi2 _- --~ 382 387 381 58 ---- 282Hobrod

10094 90 364 357 368 214 279-

Minturki 6155 101 179 2312 333 316 38~6 244 256 2761hrmin 11502 18~5 200 ~~- 367 30~3 32~~_181~~59 _2~_

~

StondJrd error of 9-moon (bushels) )44 207 218 296 279 102 092 O 7~ 091 St~ll1dDrd error of ~mcan (percont) 1258 1317 877 820 791 2 68 383 338 352

------11 Excluding St Pbul and GrciidR)pids

Table 8 _ SUrnrDu-y of CvorL1g~ yields of 7 wintor whcnt varictics~0vmii plot tests at 6 stashytions in the ortherr district for 011 or n part of the period 1939-41

ifoight-Cd~ bull bullbull lt

I - d ~r~~101s Pj-ClO 2t -VJXiety or crQssgt middotmiddotCbull hor-I Boz~ iIoecj )ve- I

= i 11Uniber vifasocn iclcn-L-L1DIl I sin Ehvr_o r~ 0____

llfumbor of ye2rs grOqn 3 2 3 3 3 3

IYogo

87 L1509 199 298 8033 353 360 311 iNebrod - 10094 345 116 396 493 263 180 298Hinard x Minhordimiddot 8888 366 905 355 457 290 178 292Klinrkof 1442 308 92 383 494 277 200 292Karmont 6700 80 362 494 282 202 284Minturki 6155 316 97 349 164 285 184 283lvllLmin 11502 349 135 359 404 246 154 275

States

In scvorol of the StG-tcsthero lore two or more coopdr-diing st2ti-Jl1sfrom vThich date Tere

rocoivod- in 1941 At sono of theso stations only the unifort1 voriotiosmiddotmiddotiere grcim Thilcct

9thors aMit ioriaJ varieties were included It has been the practice to sUlIlt1arizethe middotdiitiJ by

St-tes by averaging yields from all stations within a Stato In ]941 more thun onc stntion reshy

ported data in Tcms Okluhoma Innsas Nebraska Mim1Cs0ta arid Montonn and summariltls wero

~ mnde up for thoso

In TOlqs lmiddotyoriejie~middot tero grOim at the threo sktions (Ina tho averoge yields oxo shown

in table9 middotKrlIN~O ~T9nparq(CI11956) lvbrlin x Torunlt1Xq3(CI 11805) Fameo 2LJd COIJQl1o

che hld the highest oVeroge yields For tho yo_Xs 1939-41 includh1g9 siction-yoors Pan1eo

Comanche me l~rt~l x ~cnr1IJrq3 (cr 11805) rll1kod the highest

Tw stptions rcportQd datg bOk1~10Ila in i941 (table iO)~middotKmmiddotIvnlox-middotTonriarq(Cl 11956

raJlked first COIp1chosQcond pndJawnce third Foral1or1i POxt of tho ~pcriod 1939-41 5 stu

tion_Y0Qrs Pamoe 1115 had the highest DVercgc yield follOlCd by CoCucho and Tenoarq

- 26 -

Tobia 9~ -l~vr~goYiold in ~ushdLs por ocrbof Tintor n~lot v~riCtioslt grOmil~ plot tests in OxS 111 1941 uld V101ghtod ovorgospoundor 1939-41

191194I9181185

16015 7172144166

---------~-------I-+----~-_---+_s---- I

-=--olt-c- u-----Ra--~middot-l I1middot I2 I5 I

I

I

218205190

181-179 169

- 14 bull6 )A2

124 120 middot117

115__----

11956 11805

11669 11673

6936)11754 12106

81805146

8856i 1442 gt

6251

ViriJtJ~ orcrcs s j lie1 I~--1----- -- ~ i-2luobvr

~~~~c~gt=~ Phvmoo

~ ~ 06nonchomiddot ~

6~~ 11middotI ~odIL-rd Fcdorot ibn x Tcrunrqmiddot~~o Jihr1~r Blaellthull

middot Kbarkotmiddotmiddot Blackhull

2i

6347

59middot~

1011

303314272280276

-254275249252248243

Table )0bull- veroge yi~ld in bushels per acre of wintcJ wheat vadeties grown in plot tests inOklaho~in 1941 DrJd middotvrcigltcCl uvcragos for 1939-41 I

1--------------- Imiddot J ~-)vcr CyiOIirTn--bu-Slh-Cl-S--------IVoh6tymiddot6i- cross j I c] 194~ 19~941

1----------__~__~ I numbor~ (2 stohdns) 5 stohon-yeJXs Bonk _

Kawvo10 x Tonmorq 11956 356Cornoncho U673 352

middot Pavmoc 11669 345~middot1VolC gt bullbull ~ 8j80middot t 338 ~centnmorq 6936 32$middotDhoyenno $B85 277]trly Blnckhul1 8856268 middotChiofkori H754 254

-Turkey 1558 24~OKanred 5146 234BIQCkhull 6251 221IChnrkof 1412 220

1 _

Doto wc~oroportbdcfmiddotr6mthroo shtions in Kll1s1sin 1941 (table 11) lith thirteon vori-

middototiosboinggrovl11uuiforI11y pavmoC~lod thohigl1ostovoroGo yi oldfo11owei by OOIlahcl1O and Ebrrshy

middotlyltBlookliuiimiddotxToiu1orci (CS~ 11952)Chiofko1rCrJkodfauxthoJdTeon1rq fifth For the 1939-41

poriod inc1uclllg 5 station-hcrs tl~o vrictios rQ21c in tho follovTbg ordorfor yiold Famoo

COrnW1C1l0 Oldefkol nndTcnImtq

In N0br~sl~ tuost~tions rcpo~tod amp~to mld ~t theso Ncbrod hod themiddot~igllCs~ uvorogo yio1d~

fanowed by hwod x Blackhlill (CI 1184-1) ondPQImoo middot(tabl0 12) COJ1ltJ-1cho tC1l11ltodlast duo te

wintorki11ingmd hessibiJfly dDago Cherenno soloctitm ChOyCn10 Povmee ~dmiddotNobrod had tho

highost longmiddottir1o ovcrigcs C

IVbrnin had tho highostrwOigd riold in IVIinllosota in 19lt1l(hole 13)~ MinlXd x iv1ilJi~di

(6I 8$88) o~cl H41Xi1int~t1cl2(f)Il41~Z701-)a1sbr8jllcd high Thrcoviiiotibs iAiliarQ x IIpoundrgtshy

middotlnrdJmiddotmiddot(CI 8883)- rc1niplusmnl 6nd IVlJntWki foJt) aDout equ61 foriicldfortho lastthroo Yo2rs

l

- 27 -

Table 11 Avqrqgeyielci~i~busho1~middotPQrocreof~linbex ~1heatnridtlestpOIinhiplot tests inKansas inI9~1[Jyl vrcighted avorgtgcs for ~~39~n

Vnriety orcro~s CCIhunber_J-gt

PawneeConanchohly BlnckhullChiepoundY-anTonocrqCheyenneEJrly BbckhlllOroNebredEDnredBlockhullKharkofTurkey

Table 12 4iv~rogc yi91o In bushels oor nere of VTil1t~r hed br~etiosgTovnl il~ plot tests inNebr~slm it 1941 ti1ld Vrcighted avcrrges for- 1939o41

Vortety or cross

NebredKanred t Blocld1UllPownee Cheyenne selectionCheyenneChiefkanTurkey selectionNebraska No 60BlackhullTenrnarqKharkotComanche

CInunbcr

10094llSmiddotH1166911666888511754

115776250625169361442

11673

20~1 200119~4192

180 172

168153135131130Ip

189

190 199

190 18i---~

175173190162IS6

4

3125

67

1098

3

21

-

Bank -~II

~---

~---

----

331

334 337

- (

211209193middot17317i1amp81$~8142

6155

8033---~

-----1150288~8

MJrminMinord x lViinhtrdL amp44 x Minturki2 (Minn21QlfIvrinhtrdi x lik1rquis(liiru2699)Niinturki H-44 x Minturki2 (Mil1l1~ 2702)Yoga bull ~

H-44 x Ivinturki2 (iAiill~ ~mo)

Table 13 Average yield ill bushels per acre of winter wheat varieties grovID in plot tests inMinnesota in 1941 and veighted avcrnges for 193941 r -jy~~ middotidld inbushels

VC1riotyo cross Clmiddot 1941 19 9 1I----------~-----_----c_~_1--number 3stoampJoi~~r (13 stationyenrs) I

In Montonoeight v~ieties vvbre grownunifCJrtlr at 3 stations 0$ shown in table 14 middotKLz-l l - -

mont Klk1rkof and Nqv1tirk r~ed highest in 19~1 liTlllleTClrturkYogo andfDrmol1thndt-he higlo

cst yiolds during thb~~e0period1939-41

1---

~middot28

Table 14 - ~ver~~ge yield in bushols per oo~~ of Tinter he-t vu-ieties grovm h plot tests ilIYTontQIllJ in 19~1 and reighted bvorages for 19394J

Voriutymiddot o~ middotcros-s---] cI~-~~i~~~QshgS-middot_middot_middotmiddot--~-middot-~--=l____ i numbor Lt3 st~2)rsLlt8 stob~ors) _middotR~E middot_i

K1rcont[ 6700 312 30bull5 3 lGwrkof i44~ 340 302 4 INewturk 6935 336 308 1 IYogo 80~3 319 3062 WLinturkimiddot 6155 315 292 middot5

IHebred 1009431~3 289 7-Minard x IvLinbardi 8888 312 290 6 II_~_r_mi _middot--- -+I_l_l_5_02_~- ___271 I 251 8___

1

II

$UJ44ARY OF A~ONOlinC nTA [

The agronomi ]ata other t~ ~ield have been sUIDIDarized for each distriatpoundor 1941 iii

tables 15 to 17 Ih~ach easo the CLlt~ qre overogcd for as lIQJly varieties and as many stations

as possible The numb or of stutionS ehtoring the Qvor1ge is shovm at tho tOlJ of each column

The dik for ~h~ southo~diSt~ictbull arepro~entod in~~~lo 1middot5bull The or~leadodconS~dei-nbly eJXlierthancin1940but the relhtive ot1liness of the wriotiesrerik1inod the SQille

]hdYBlackllullh~ridca t4e~~liest JUlr lov~e~and CotlUlchc wore ~yenJiormiddot tmn Tc~qChiefkon overoged~edo e2rlier t~mxf BlackhuIl RipOIi~g htes shoviodo narrower rCl)lgcioXid

in this case BlackSult ovcr2l$pd ono ddY emiddotmiddotrlier th-n Chiofkan For height KcwlV21e WOoS thetoU- ~ ~ - ~

ost and lavmeethoshortest Lodghl~ d1ta from tilO sbtions SL07 toot Chidlmn ond ~r1yBlcck

hull lodged the ]jJo~tvlhile CotlnJ1c1~9- 8nd BL1ckhull Tero ciso wenk It ymS generally obdervod

thlt tho St~amiddotl of- ~lBlackhull T~t~ rQS i~lined to be Teolt in 1941 Kowvale ~Tonlmrq (cr I

11956) Pmrnce K~tyenale and ConianClicilmd lOYT 6vCtDgd LllfeetioIlS of leo rust Test middoteighbs

VIere 10 in the district with FerlYB~ocldlUll hvil1g the highest aver(lge of 565 pOU11ds per bu- -

sho1 KavlVale x Tcnmaiq (Ct 11956) ranked second end Clliefkru1 third for ovcrage test Vleight

I Table 15 - Sutlllry of agrononic chtq other tInn yield lor vlintor varieties grown at cooperatiIlg

stations intho5Olthc2l1odistet 1941middot

iI

1llUDber of stations ~ 4 5 2

KoVlvole x Terunrqo 11956 I~ tl 13 37 35 gtPowl1ee 11669

~~ 19 13 36 30 5

Conlche 11673 May 7 13 37 5S aTouulq 6936 Xiby fO 15 39 50 23KavllTc~10 8180 bv 3 15 40 29 5Chiopoundkan 11754 ~y 10 15 39 66 58Jlhrly B1acld1ul1 8856 Aprij 29 8 37 65 65Konrad 5146 lv~~3 17 38 60 65IChoikof 14~12 IoJbiy +1 i8 36 52 68

Blackhull 6251 l~hy 11 M 39 5e 63-__ ____ ___w ___ bullbullbull __bullbullbull bullbull _ mR_ __ bull____bull-~--~ ______ ---- - 4____middotmiddot_middot_~ __ middot ___ _- __--

I gt-

5

56~0

54_6550 tmiddot547534559565

-520510853~9

i

- 29 I

TliO~ c0TJtfulmiddot distdct cl]ii ~0 avorCgecl for 8 vCri9ties Jcl aroptosortod hl tolo 16 bull I

Nobrcd old GlcyCI1ne hal tllOl1ighost avqroge wintor sUIvivaJs T~le two cotlicst varioties woro

Pameo old Comu1ce both ovoroging to cbys ec-rlier in loCJing the-- TOPDltirq klmrltof l0odod

the latest Fawnee ripenedtmiddotwo days earlier than Comanche aldfomiddotux days carlir thcul Tennarrl

For plant heig1t l~obred wns the shortest and C-dcf1f4IXl tilctallost Loaf rust infoctiol1 nvoroged

tho lowestmiddoton Pnwnce andCocamc1Jc nJlp the highost onliobred Culm cOU-lts slOVI Pavlloo cnd Noored

to Imvo hud tho thickost Dll Tonmorq tho thilmost stoncls at tvo stQtions ChiefYnn hod Gllo

highest avercge test vmight por bushel with lIebrod tclci~lg socond ond Pmrlee tird

~ -

Table 16 - SunrnnIJ of ogronoIJic dJta ot1er tra1yield for vhter rhrot varieties grovm at coshyapcr-ti1g stQt ionsintl1e celtrcl district 1941

Voriety rcor J(ampte-=r-t----7-LuOc----+-i vcrcmiddotgrmiddotto es I10igJtnunber survivrl E~do4l~_o I Hoipoundt rust_ r ~shol_1

--=------ Percot ~IJ[JY (IclldS)(porcert+=-~~=-umiddot (PouldS INuobor of skt ions 4 6 5 6 3 2 6 IPawnee 11669 69 23 June 24 31 24 260 580COIJm1che 11673 65 23 Juo 26 33 25 162 575Oliefkon 11754 66 25 JUlO 28 36 39 184 601

ITcnnarCJ 693665 25 JUlle 28 33 47 155 56 8~loyel~le 8885 84 27 JUll0 29 31 69 215 578Nebred 10094 92 26 Jule 28 29 75 251 58 3

IBlac~lull 6251 69 25 June 27 34 65 195 57 6Klmrlwf 1442 74 28 July 1 34 65 i72 565

In tho aortherndisttict seven varieties tnypo conp1ed for clmrQcters othor tJl(1il yield

(ToMe 17) olthough tho data Dxe sotevlhnt frogncntorJe MJXDin and Minard x MiwJXdi (Cl 8888)

had tho highest avertlg-o survivcQs Marnin heoded the earliest but vras l1ot ripe os oorly as sone

other vQrietios ilt four stations Nebred hOO sligltly the shorter straw Loopound rust averages

shcwed -no ltliff0rcncos for t10 vJrieties but pound01 stoo rust Yogoand Nebred hod tho lowest eweshy

rages liunord x Iunh1rdi (Cl bull 8888) had the highest avcrcge test weight per bushel with iL-gtr

Din and Nebred being fairly goo~bull

~able i7- Suru~Uy of agronooic c1ltlta other thanYio~d far vTintcruholt vcricties grovm ot ceshyopercting stotions in the northonl district in 1941

j

Y tmiddot ImiddotC IJXJO Y ormiddot crO-5S~ bull bullInmbor

=-J~T

Nurlbor of s t-t ioi1S 3 5 4 4 3 2 3 3

lvIinurd x ipoundil~mrc1i 8888 77 12 14 34 78 17 92 79 601Klmrkof 1442 57 11 13 35 25 585Yogo 8033 61 13 14 35 87 5 85 65 581IfurlJont 6700 53 - 35 - - 572Nobrod 10094 64 11 13 33 7 - 592

li~Minturki 6155 65 12 13 36 89 8 89 67 575Mornin 11502 78 10 14 36 74 44 90 67 593

I----

~-l

SU1EmRY OF PLOT DAXLii

The 1941 crop Vls subjected t)severe -rintorkilling L l~ebroskn ci1d yeninuesoto hession bull I

fly and 16efrust~~ in Nebroslm ~d KnnSos Clld both led qnd steD rust infection farther

southII

Ill Oklcll0t and Texqs tdomch Ll0isturc YJQS reqe~v9d QJ1d ot sor10 stations lJUVest VloS

difficulti

(

In the southltrn district Kawvale x TenmarqCI 11959) a new va~iety in plots ranked

first fOJ yield with Pamee and CoJlaJilche second acd ~hird xspcctivelyI -

The Blackhull wheats (Bla~lili~li EJrly BlackhUll end ChictkDn) lodged or broke over

badly in the south~~~aJst~ict-under ~heextreIieiyrot coJ)ditiohsc

In tho central distrJctQvrnlte~Gorinnche and Chiepoundlon ~md the highest averoge yields at

six stDtions- 11he~o 1faricyics mde tlese averages in spitc ofvlint~rl~ning in ~Tbbraslro caused

by th6ArDistice Diy itorm~

i

HdreDpither vCgtricty d~d ICll in 1941 duo to

The bmiddotluvior of PowilCe Cfld COlJllnche is fairlyconsistont ot all stations in tle soutlcrn

ondcQntrol rlistricts cxceptot lIorthiPlcgtttc +

win~erkil1ing lt1J-ll neither roucs higllhcthb longer tine ltlv-eruges foryieldI

In the ~Qrthem dist~ict Minatd x ~i~11rdi (CI 8888 ho(l thO highest overgeyic~d 0)

five shtionsKhorkof rnIiJced seconaiond Yog~ tMrclI

Tle tVTO ncvrly naned hcots Cononche olld Immce nucle good records Cooancle is being

increosccl ot Chillicotheolcltbe plcn i~ bo Clistribute it froD t~1~t station in 1942 Pownee is

bc~ng increased and purified d WJltmhoJtcn Q1dLincoln Nebrcslm IlnS clecided to iistribute the- - Imiddot

j

variety as soonos seed is avoiloble but 10 clcpoundin~te action las beetl tolton by IC-1o1Sos WhileI

neither is 0 perfec~ vorie~y it is f61t thot each is a step fottlord JTJCl eoc~J sloulcl clo well in

its-~pted 2Xeo

fn Mil1Ilcsoto the behavior of cOJtoin FM x Mi~turki2 ~trQins WltiS pleasing ~hese linter

vlhoots corry the Hope resistalce to loaf end sten rust

In the fall of 1940

tJHIFORM YIZLD NUESW _I

the uniform yieldti1UserY was seeded at the same 14etdions in tIle ( central and southern districts as in 1939 AtBushland th nurSG1J was seeded on both dry 8JJd

irrigated lanG4 Th0~ntirsQrYcoriisteaof 30vorietios cnd strcinsoach seeded in tlUee rod-rowbull 1-

plots IJIhe Il1llber of plots of each Ir~iety at a station varied from throe to five In tabIe 18 )

tiJC varieties mokirJg up tlle 1941 nursery together with StptQ r-Jld CI nunbcrs arc sho~m -

-------1IIIi

------~-----------

31 -

Tlt)biols -Vori~tios of Tintor lhoct grmm in tho uniform yioldpus9ry1941

~ -~t~r-~~~_~_- --t~~Lstt1~omiddot orhybrid nunbor

I Khnrkof 1442 -------Blf3cidiu116251 -------Erly Bhckhull middot8856 -------Nebred 10094 Nobr~ l~o 1063

IComncllO 11673 KD11S lTo 2729Kanred x Blackhull 11844 Nebr No 1098Pnvmee Ii-S69 Nebr No 1086Hope x Cheyenne 11969 Nobr sel No 363339Kawvale x TOIlllkIQ 11950 Kans 1102726bly Blackhull i TennUq 11952 KanSi No 2739Konrcd-Ihrd Fodoratiop x Minlmrdi-Mipturki 11970 Alltrop No 130Fort Collins selectiop 11971 E G 1143Cheyenne x TentllDIq 11972 Kons Ho 2748Cheyenne x Terunarq 11973 KUns lTo 2751Kawvnle x TenLnrg 11956 Dentop DTo 35-34-117iYhrtin x Tonmarq3 11823 D0nton~0-50-3~128Kanrcci-Hnrd Fedoration x TOl~q 11974 Dopton No 37-34-54Konrod xH~po-K~rd Fodoration 11975 Akrop Bo 533Konrod x Hopo 11976 Akron No 850Compound Cross 11977 A1Uon No 874 Choyonne x Thrly Blockhull 11999 vVoodv-rard No 1126CpoyorJj10 x Ebrly B1ackr-ull 12000Woodtmrd l~o 1127 1

Blackhull Xcrloyorrq 12101 H G No 40-102 IBlocldiull Tcnmrq 12102 H C No 40-115Choyonno x TomlDJ-q 12103 ll1s10 2749Choyonno x Tcl1Darq 1210~ ~ons No 2750 I

Knwval0 x Tonpcrq 11992 iobr No 1114 IHope x lJurkoy 1069 11964 Nobr sol tIo 363401 _I

KonrodHardFodqration 25007 x TorJDltUq 12)06 Donton sol No 25-34-44 IEinrcid-lbid FoderatiJn 142 c ToImUo )2105 Donton sol No 3334-303 I

----- ---

A cODpL-rison of tho 1941 list wit~1 tlrt of 1940 will S1011 onuobor of changos in tho nur

sor T011 strai~1s which SO~~JDod to bo 1ocldng ii1 ogronooic volue ond which roro not 110aded for

ecological studios IOrO roplocodby norror soloctims As S0011 as a strin is shown to bo 10ckirot

in somo tDIiortont chI[1tr it is omittod frootho nursery qlthoughit still my bocontinuod

at individual stotims Tho strais mvLg tho bost porfoJlOllco il1tho nursoryaroadvQncod to

plot triols 1m attOLlpt is also mdo to avoid too llJ1y dU1Jlicc-t ions botvroon plot ond nursery

tosts

DATA OBTAINED

In tiibl0 19 oro prosontod tho dta fron tho 13 nUTsorios No d~to Joro roportod from

Stilhntor bGcous~ of dipoundfo~ontial stQl1ds duo to sood trotnont tQLld from North Platto duet-o

wintorkillil~g FbI 0~Ci1 station tho variotios oro list~a ~11 o~c~orof tllo 1911 yiolds anClO1ly

the Ct poundlUii~ois nro given ~or id~l1tificationbull ~vor~go yiolcsru1d rOJll~sfor thoZ-yoar poriod

1940-41 arc givon TI1orevo~possiblo~ Pata othor tl~)yio1~ aro includcdvn10ncl]jroctors conshy

cornoclsoooocl to be rol~tod t) yiold or vrhon tho dDta shorrod lifforoncosboliovodto bo of inshy

torost

At DOlton tho nurso~y yiolds ~Toro sonovrbct bottor tl11l1 -th)sO obtoinod from tho plots

_________________________________--L ~_~ _ ___~

32

The highest yielding 1ori6tiGs~middotcrcCI 11952 C()nnnche CI 12104 und 11956bull Foro bull 1 bull bull ~

the 2-yeor period 1949i41 centu~ nupbq~sl~$Q2~ 11956 ruld Pomlee hoiro rod the highest ov~~Ctgc ~ bull ~ -i-middot~middot bull(~

yields KlDrkof llL1d the ioWs~~r~~eylq1dfor -Chis some ]criod~

The stroITQ-S reth~rtlmiddot~t~picothe rmd before h2XVcst considerblo loelgingo~ - - bull - ~gt~)j bull - 1

curred in most of the V~idtioSmiddot middotAfltf70fbe stiffer stXouorl stroins nercQo~lChq GI~ ~lm

bors 12102 11964 ond K~k~f lh16 B1ockhullmiddot ond l1rly$itCl9lJl11 s~J~ieel tlicC)~e~t str6~~ bullbull ~ i bull bull ~ bull bull -

Consiclercble rust cl079loP9d Jsppqiql]Jyon ~usceptibL vorieties while CI~ Iros lH~64 11969 ~ ~- tmiddotmiddot-~middot~middotmiddot 11 ~ i-

and 11956 showed some resistmce to bdth lealbnd ster1 rust ~ Septoria irifection~m~hOOliy on

all vorietmiddotio~ eicampPt(iIlti li9S6~~esJtv~i~h~vmre 10Wr~ging from ~6~6 to 8~pounds per

bushel

- 6Zbus~lCls per ~r9Jii~hPtivirc991~

- - I

nunbors 11976 Qildli97idt tll~bo1tOtiJ- - - ~ -

nui1bcrsl199Z rrl 12104 2t tho top of~16 list G-l1c1 qfr~

For the Z-yell joriodthroQ15t piuf3 aic tiod for~i~$tbull bull d _ bullbullbull

p1oce in yield noDelyPlt-~momiddoto CotibtJpl~omiddot and CI11973 Duri tins ~iirio peri6dNebrqclKlm~ t r bull

-

I bull bull

TIe highest yiolcli~lgVorioti6~yc~cIIi

kof md CI 11977 middothil1t10i~6ii~centrg6lt7ioldsbull l_-~_ ~- )~ f ~ i lt-

In the irrig2ilQcluursery tlt E3u$l~l1ii~lt os llOig2ts ranged frOD55~Ot o6i5middotJ1oUI1Jspdi~u - i bull ~ ~ bull

shel ad t10 yields fr6h40~4t~ai~2bu~~dlspcr acre - -

PovJnee C I llU9b0rs yl972 oclmiddot I199sthi1o]brly l3Lockhull C1ld CI 11975 ~qrd low tJ~~1940

and 1941 Yieicl~middotbyen9middoti~1middot~6r~ i~bl1tit ithe $e t~oe voriqtJ8stli1~ poundotedfi~~t ~n~[~4~middotmiddotVlCr(3

blso ~igl poundor t~e 2-yClt1Z averoge

The drJr land ~~s~y atl3~~~ffCL gave yields only ~Jig~ttY 1ower than those in the irri_

g~t~d nUse~r~l this estconsid9~JlJble)oafrustd~Vieioped onsvsCOl)~ib1eva~JOti6smiddotpound1Jlclthe [

~st vmights vmr9 $QIlow1W-t 10vwrthaniiIl tho i~rigatee1 nurs9I lheTbiot ies hoving the highest I

yields wereG~I nuppors 1Z105 1199Z~ DIld PO-Jllee while CJ~ 11915 ~6b~od~ QLld CI 11971 1ero ~ -- - l lt - bull bull

low GI 11l50 Pa010e and Cltl~6 11lJvo the highest ~yc(~ro~prgc intliis d-ry lGnd~

sory test ~ -

lt

StroxT IlQS Ullusually tall rt WQ~ehlTrd Vlit~l hoig~1tS Jol1gil~froo45 to 53 inchos i1d CIS

IJight be expectod COllsidercb10 lodgihg qccuJted botore lZVest SODe of the stronger sbroTodimiddotmiddot middotmiddotmiddot middotmiddot

strainsrere CInunbqrs 11977 1197~ oncl 121OZ ~e$t weights lTerp fqirly good illriost cosesbull bull bull bull 1- e _ bull

01tlOUg~l one vr~rict~IW0 woigIlt of~6 pouncls per bus1el Two vorietics c I ilunbors 11952 C-l-w

11972ri91dec1mprethml 50 buslels pprlcre~ CJl(l 11 vc1rietiesmiddot gt(1 yiOld bot7oen 4OQJ1i 50biishy

shell por nerebull Bo~ed~l1 tho2-YO~t-~crge the J1igllostfi~ldingvoHoticsmiddot lC~~ CI ilW1borsmiddot-bull

11972 ~1952 0ld l19 wljilo NCQre~ CI 11969~ oJ1clCI~ i1977IXtd6thepoorest yidld ~ecordbull

At MDcl1Qttcm LQclgi1l~ ilOSrqpo~ed for 0)1 v~rietiQsLiltj~ough CI Ili~f1bcirs il974 11971 bull i - -_ ~- i

mcl 11977 stooel up t~le best ~c1f Jrust rcoclii1gs llOrO foitlyl1ig+1 i~l nost coses DJ+etcol~idcr6blo

S~9Ll 1llst ~~eve~qped bull 91ointoxburomiddot]Qs f[lj7~y g90~ 0c1 test neights~ lith on Oxc9t~~ir~god

-33 ~

froD 55 to 616 p01X1lS pOI bushel Tho ~ighost yioldiucvGriety CI 11950 gave 413 bu~hels

per acre while thelore5t yield vlUs168 bllshels1er acry( Additional vpxieties giving-tho

bet~bcr yields were C~I12l-9amp CI1l956 qnd Pavmeebullfor the 2yoar period cl 11950ronked (

iirst Pawnee second OJidCT 11952 thiro This last ThUled variety is exbroiaely early [~d is

boing considei-oel as a p05siblo subst i tuto f01 Ehrly 1lockhull Strnins such as Khoi-kOf BlocY_

hull and Nobrodhave boen q1dto low in yiold tho lcst two y~rs

Wint erki11ing occurred at ibys with SOLle VJriotios having survivals as 10VI as 63 p()rcont

11I

while others CltlJ1e through the winter with porfect sta-cls StrQJmiddot vms fairly tdl and dorisidoroblloaf rustdevclopod Ol~ all suSccptiblevariotios~Thoyielcl rcmiddotngod from 525 to 196 bushols

per ncro lLnking tit the top of tho list Jero CI numbors 11~5Q1l974 ond11972 d~lilo Jt thlt

bottm 1I~rcNebrod ond ]hrly Blackhull in tlds cso a lctcQnrl onoxbroDoly oarly variety In

genoral the lS4L yields nro in lile ulth ullO 2yoar wcrBe

No w1wberkilling was reporiedfrom Akron but the dry wecthor previous to harvest causedmiddot

straw to be short test VTeightslight and yields low The lighost yields 7ero reportod for C

I numbors 12105 l2l06aca 11952 No 2-yoar avoragos are sholm for this station sLlcO tho

1940 crop v~s a fai~c

At Fort CollL1s grmrlJh VJaS hoavy as l+sua1 the strm1 las tull undbeforb bargest all va

riotiesIere lodgod completely Yields ranged from 69 bull3 to 449 bushels per acre The throe

highest yielding strains Lll 1941 Tore CI numbers 11974 11970 3nd Comnnche For the 2-)roar

period CI 11974 raDkod first folloITed by Crnumbers 1~950i 11970 c-uiQ Conmche

Test Teights at Hesporus ranged froll 60 to 64 pounds por bushel aJd tho yields from 648

to 349 bushels per oore The Mghost yielding vorieiies lere Blackhull cr 11971 Nebred

and COLlCXlcllo 011 oflhich gavo moro tIm 50 bushols lJor ocre ~nscd on a Z-yodr averagef

Comanche had telO ~ighost averoge yiold poundol1Oled by Blockhull CI 11972 old C~r1l974 The

agreenent betllOen tho 2ye8r nvelngo o1d the 1941 yields is lotsO goocl at tllisstation

Winterki11ing was very severe at Ames but the rellJtionship between survival and yield is

not very close For example cr 11969 lith a wnter survival of 86 percent yielded close to

the bottom while Cl 12101 with a survival of 26percent rmuod secOnd for yiGid so it is

apparent that other htizard~YiOre prE)sent Test vrOig1lts whore obtained rangod from 543 to 590

pcn~nds per bushel The highest yieiding v~~rieties v[ore Nc)redC 14101 bnd KJ-1rkof The six

lowest yiolding strains gave lessthnn 10 bushels IJer acre~FOr~ tho ~yo6r poriod 194041 CI

1197f has hd tho h~ghest avorage yidld follmmd by Nebred Pa~moe end CI 1195Z

AtL~ncoln t110 November freoze causQd consid~rablewintorkUliilgand therelationsllip

botlTeen middotlintor surVival anltlyield iis fairly goodbull incre~re 5omo exceptions in tInt Nelired

Cl 11971 elld Kll2rkof rith good survivals ru1k6cl rolctively lQYI iny-ield This 1DsproboblY

~

ctlusod b~r 0 combiIl)ti0l or Joopound rUst lnfotion~ hossion fly ~1lngo ~d tho h~ ~ough~bull All

varieties except Pamee Carrieda foiply heavy lecpound rusb infect ion and testvreights were ratherbull bull bull ~ ~I ~lt 1

low langing from 44~O to 592 pounds ]jar pushel~ wo varietJ~sC bullI~ numbers1JS50 rnrl11952

~yields abOv~ 30 bushels -oermiddot acreTlhilo f~mvnietiosCInumboIsmiddot1975 J205 ~ii~77 - i

~bndi1976~yi~ldcd 10sstl1Q1l10 bJShotsporO-ltFo TIloS 10lYiolds T10rC accotap~io(fbY~xhrlJolY

low wintor suwivals Based on tho 2+ycQJavorago JihrJy BJacklmll hndtho nigh9stnverogoI - bull bull bullbull bull bull bull

inciinodto bo vL1tCrtoiiidor~

middot yiold fonowed by CI~tJUIilb0tS1l950~ 11956 t lmd Pamoo~ All ()f thQsostroins are early andI

COllsidcrrblo 1i11torkillingmiddot VJUSrcport 00 from AJliancbut tho dnto arc not too consistont

lith vih is knownofthdhnrdii1ossof tho dipoundforont vc~iotios For 0~10 GI11964 l~d ai

survivnlof l00porcontcomparod bo 8~ -percont for a1lJltof It is YT)1 Mllbtf1l1 if this xol~

tionshipis correct Grail1 quQlityvtLS poundcidygood JlJdyiolclsxogcd fro 0 21bull3 to 84 busholsj gt - ~ gt bull bull bull bull ~ bull bullbull bull

poraCroCl Dunbers 12102 121OJ~i[u1dKl11rkofampvctho highest polds in 1941 andCl l11Woo

middot bors 11975 11956 D-ld 11977govo thoi 10I10stones ior tflC lJ~r p oriod CI 11972 rc-Jko~

fiist for yielii K11rkofsecond CO~1Cho t1ird and Jqn_ecf(gtUxth

~obl0 1~ - Agro1ooic Q1d other dcto for uniforo willtor uhot varictics BiomiddotJ11 in rcplicQt6c1middot j

nursor-plotsincooporotivecxporioqnps at12 stti6ns in t10 hprd r9d ~yintor vlheot lnroa iJ~ 1941 and nvor-ge yiqldsfor 193g41

bull

Imiddot

14

23

7

611

middotmiddot15 i

91011 ~

13

245215

23322120125223~5

203

VS 36 580 196VS 34 q5~O 181V$ 35 560 17~91532 560169

S 31 545 167VS 37550 166VS35 588 165VS 35 540 165VS 33 560 164VS 34 635lt 161VS 36 50~0 155VS 35middot 5~5 151VS 33 560 154vS ~31 565 150VS M 54~0 149VS 31 510 146VS 31 510 1lt11

VS 3~ 560 141VS 34 5SW 13~9vS 35 560 136VS 35 51~5 13~5VS ~2 560 121VB 33 56 0 middot119VS 32 56~O 115 213 12VB 32 50 3 J1o3 lQ3 17 VS 3lt1 9~O li1 212 i$ XS

Smiddot12 470 9 7 l~ 6 16 I

v 31 500 74 19 19 VVSS 32 170 73 182 18_

34 166 67 130 20)DOCli yic1CIio~ Oiiy lio-middotinrieties IS7 ousl1cIs--

Denton TeJmS(OW 1 ) our p pus

Ptv 0CI

number

11952 April32 1fny26 601511673 April 30 middot1~by31~ bull 15 2012iQ4 ~pr~l 39 June l 15 151l956loiloy 5 tUne1middotmiddot 5 15

11669- )by 2middot JUl1C 1 13 1512105 April 29 lvhy 30 4 28

12000 prp24~26 60 ~311992 April 30 ~ 3q 10 23i2103 tllili)T 2 JulQ2 10 a5li974 ~pril 29 JUlio 1 13 4511823 by 6 June 2 10 1812106 ifby 1 June 1 5 28

11972 Ithy 1 June 1 18 20li961 YJ6y 2 JUJo l T ~ 011019

0 97~t~pril 81bY middot3135 5

May 6 Juno 2 73 13 11950 Yoy2 JIJll0 ~ middot3 25 A856 -t-oiil 22 ~vftw 2~ 58 811969 ~By 5 lIDY 30 0 011899 by 4 middotJun02 18 35 118middot1L ~Jay 2 JULJO 2 56~5

12101 ~v1Y 1J~)q~ i 58 0812102 ~IJccy 2 Junol 53 Igt

6251 ~4V6 Juio ~ p5 18JlSn uJpiy 2 ri Jii-1Q 118 5511876 poundtiV 3 Juricl 63 2011870 thy 1middot middotJUno 1 65 83

11977 1441 6 Juno 3 80 3511971 ubv- 2 JUll0 2 73 36I 1442 ~ Juno lt1 55 40

monaiirucrrar ofa Clifferonce botloOD tho

- - bullbull~_c- 0_ -bull ~-

TO-ble 19 - (Co1tinued)

ChilliCQt)l~middotTe~s--rFoux plots----

- to

1

I

-r- -_~_ ~~ Leat-IL~pging r-w~e )j ~vo~o-Yr-- -- C~I bull~ Dah iHQigh~rust I eld 1940-41 BarJltn1lIlb er headeC-Lmiddotmiddot i

Percent PcrcClt Mels Bushelsr- ------ CInches39~- 11669 Maiv 7 ~ 30 241 213 1

11992 May 6 39 20 10 231 12104 May 2 40 20 15 2211673 IIuy 2 42 8 5 21Q 213 111973 IipoundW 2 38 25 15 214 213 111972 May 7 bull 41middot 25 20 211 2Q5 412103 May 7 41 20 10 20611956 ivJay 9 40 T- 10 193 17~8 912102 iicy 5 37 65 5 17411964 ihy 2 35~ a 5 17middot0 I11970 Ilioy 2 42 50 20 159 180 8 I11952 April 26middot 33 - 50 60 156 176 10 8856 April 2middot1 34 65 95 152 183 511950 ~i~ 2 39 ~ 75 152 151 1211823 LlJay 8 41 25 ]0 148 181 6 I

I11999 lbiY 6 34 65 90 147

112106 Ihy 5 38 20 75 1-1712105 llioy2 42 5 40 14511974 Lioy 2 10 20 30 140 162 11 I118M lib 6 37 50 60 136 181 6

I12000 April 25middot 33 65 95 136 I12101 ihy 6 38 65JJ 15 128 11969 lihy 8 38 ]1 25 120 142 13

I11975 iby 1 36 65 15 87 129 1511lt12 ~~ 11 40 65 5 90 111 19 I6251 bullJJy6 36 50 100 amp8 141 14 I

10091 Lhy8 37 75 10 78 middot102 20

I11977middot Boy 10 37 40 85 74 n3 1811976 rJoJr 7 37 65 60 amp4 1l7 1711971 lifoy 7 38 75 100 62 128 16 I

I

Standard error of 0- difference between the meO-n yieldsof any two varieties - 321 bushelsbull

11 Severe firing of leO-ves

t ~

~

r 3P~

rabl0 19 - (Continuod)

~

r-Tmiddot

913

13

71215

26-9239231

250236

29026~290

246214243

middot281

C I HQi~lltl I IIIJXlbo_r_L-==-~==--L---==C-~~r--+-o+l-------tltilt---~c-r+~==+-~gtlt===--~r-t~plusmn-r~~ROr=cn1~ct

~~ 1

lJ669 16 JUri~ 25 32 87 610 104 320 I II

11972 20 J~o 29 34 87 585 392 299 2i11956 21 Juno ltZS) 33 i 85 600 3S3 29~7 3 i

12103 20 Juno 30 35 88 600 383 i11882 18 Julo28 34 85 600 36111969 22 JunoZO 34 87 585 35~611823 20 Julybull136 82 550 34011973 16 June 27 32 86 600 34012104 18 June 273S 88 600 33811673 16 June 27 32 85 600 32511999 20 Julie 0 35middotmiddot 83 605 32512105 16 June 24 32 82 60032111950 17 June 27 33 84p80 31911964 17 June 25middot 28 86 610 31211976 18 June ~e 32 85570 30911977 20 June 29middot 35 77 570 3071210220 June ~ 34 86 600 30 711844 20 June 30 34 86595 middot2991442 24 July 1 36 86 59029811~52 12 June 22 32 87 615 29812101 21 June 30middot 33 85 600 28910094 21 July ~ 31 85 590 27911970 20 June 29 37 85 595 27411974 18 June 28 31 77 565 27212000 14 June 25 32 83 590 27212106 14 June 24 32 83 570 271

6251 20 June 30 3433 82 580363 213 1811971 20 June 29 81 575243 229 16

8856 10 June 2Lmiddotmiddot 32 80 580 ~ 7 1amp5 20 11975 16 June 28 33 80 565 212 211 19 i Imanaarcrerror of a differeJiii6~qiyroojn-1homQanyJo1dsof~~tw6-Yltii-+oti os - 3 ~Dushors----

I

~

ft

- 3$~

~able 19 - (Continued)

37~0 4

380 3

364 5

318 63~0 8middotmiddotmiddotmiddot314 12

341 7[327 9

325 10 J~

I3h4 middotmiddot12 3]5 n

~$~7 15

In1 17

29~4 14 ~

a74 16J

267 18

227 20237 1degJ

53509493491 479473-15244-7middot146433j27126middot12139939638$ 3943793793723563-123263r630~228~8

2712622Lh8Z4~7

6359~Z61616158~1606061i~6661605860585558506157564658605658

5334

3924

5051

294

5316fI8~i18

4045

2054tJ831393025Ii211129133155deg50

50495149494850

51SO50

4917

~I S1

564$ 16middotmiddot48lt53

48194948lt1617501545

15 14middotmiddot 12

1614

14gt 11 15

-131415

16 17 J510ismiddotmiddotmiddot13ltlEl13

~i~JP middott6middotmiddot17lt16 lt16-i5 ii

1$16

11 14

512

8109

11 Smiddot1014

1312

102

88

-129

14middotio

J2la

15 913 11

Alt

1514

1195211972121051210312104116691197412102121061199211956121011184411973

88561195011673119981196411823n87011871

625114-12

11975middot1197610094120001107711868

__n~_~2r l~~~j~~tlL6Igtilg Ib~ fgd]~Jvnyln6hcs) (EOrccnt) (ol1nds~-l-ri-~~u-shols) -----i

I

~ ltlO~l 2 i 405 1 i

standai-d error of a difference hetwe~n the mean yields of-any two varfetios - 19Zbushels---middot

~---~-------- --------~

Table IS - (Continuod)

- 3D -

Table 18 - (Continued)

276 7262 926-1 8

239 11243 1022-6 12215 13211 15215 13207 16182 -20205 17W6 18184 19

25 2) 43 5 52526 25 42 40 48527 25 42 60 47025 25 42 50 45224 25 43 5 44820 2Q 43 90 pound13bull726 25 middot14 25 t13~5-

23 21 41 50 13525 25 42 20 middot12~9

27 25 -11 5 middot2325 2lt1 39 10 U7

~ 26 26 42- 75 lt10322 2] 42 -50 38026 2$ 11 75 37625 2~ 43 50 37826

2~ t17 60 371

27 25 10 5 36325 25 44 80 36_025 ~ -13 5 31125 25 42 50 29~8

-26 25 45 80 297 28 2q -11 50 288

27 26 43 90 27526 26 39 60 26927 26 38 85 268

28 28 38 75 25729 28 -12 90 251

-ZS 26 12 80 24~1

27 26 39 80 21~1

10 IG 43 00 19(5

11950 1197411972121041199211952121031210611669119561196111999120001210111973li97011969121021210511673118411182311971119751197611977

14126251

1009lt1middot8856

----aJmiddotmiddotizcrogccr Survival D1e1r _ Rc)ight 1ecd rust cro

number Hoadcd Ii~1bullbullbullo L bull JLcld-----=-=--Lr-Fpcrc-6it 1f1y upo -h n--ch-os--Ircontj (BUSh91s)-J~~----I-

10090

100769391908396

10086

96100

98$8

10088806577

~ 8580

100 63

7677

10096

10098

Standard errorof a difference betw~en the mean yields o~ any twovaxieties - 536 bushels

41 _

Table 19 - (Continued)

Akron Colorado (Five plots)

12105 Way 26 23 545 lS212106 May 28 22 55~0 17111952 Wey27 21 565 14711972 Juno 3 19 57s 14711669 May 28 21 550 14111970 llfiav 29 23 500 139

88q6 May 26 22 560 13611971 lVlay 31 20 545 13511999 June 1 20 570middot 133118t1lf1 IYhy 31 22 565 13312103 Juno 2 20 560 13011S92 l~y 31 19 540 12612104 H~ 30 21 570 12510091 Juno 3 20 570 12512000 IVlay 2821 5middot15 12-4

6251 Juno 2 21 560 1l4n950 (ny 29 21 515 11Zl1S6l lihy 31 13 535 11212101 Juno 3 21 545 no11Sn Juno 2 21 535 10111823 Juno 3 20 540 S911875 lihy 27 IS 560 S112102 ltby 31 21 560 09

14-1 Juno 4 21 560 3911S60 Dune 3 13 550 C711S76 Juno 1 19 5middot10 G611673 ivhy 30 21 500 8511973 Juno 1 20 555 C2

I

11077 Juno 3 18 5middot~5 amp2

11956 Juno 3 10 =--i=5G5-r--~fiF--5=-3r__Stondord orroref Q difpoundororico betwoen bhomonn yioldsmiddotOf QIlJ two vC)riotios -Z09 0ushols

Seeded September 11 emergneSeptembor 17 1940)

I Height --jmiddotweight per=1~vCi~ampO9Cro-[1 C~Ic7llJ=lmib-=o=r----L --Datoh=o=ad=cd I ~ bushcl __-Z_~ __

(Inchos) bull (Pounds BusholS III

I

III

I

I

I

f

Table IS - (Continued

rorbCol~ins Colorodo1(Fjvoplots)

8

20

147

11181617

131012

85

1419

459503~

1734U415~

449

i

46-147547l4S9506459 433

- -- o---~-~- - - - ~--7-IA-V-QrccCtgc~Ocro-t Yield f

el no rDatQ-- - ~lield--1Avertlgc _1~lbii4~h~k=gt ~ush61s) ushels) 1

11(71 May 2D middotlD a GS3 567 1 Ii

llC70 llny 31 _ 52 O 640 523 311673 lvny 30 50 0583516 4 I12106 Iby 29 bull __ 51 a 570 111823 June 2 48 a 566 506 5li950 lviay 30 _ 49 a 560 54~ 2

- 12000 llilay 30 50 0 5601~105 May 28 j 53 0 5608$56 lvhy 27 52 7 557

11971 June 2 51 0556 12102 June 1 46 6 548 11973 lJby 31- 48 o 54311952 lvhy 29 49 18 537

-11975 lvby 30 48 0531iUi56 June 3 46 a 526i19n June 2 46 3 525~ii6S9 Fey 30- 48 deg 52111976 June 1 47 o 50611999 June 1 47 14 506il992 lJaiy 30 47 32 504

11811 June 2 48 18 lt199 12101 June 2 middot16 14 499 11-12 June lt1 48 32 182 6251 lvhy 31 48 1847411969 June 2 47 0middotmiddot lt17010middotj94 June 3 17 a 463

12103middot June 3 48 a 160 )1977 June 3 46 a 458

1196middot1 14ay 3C)middot 16 5 457 12101 iIay 30middot 19 0 MS

H bull i bull

StnnaDrd error of a diffcreiiCC ~otwccn thcmc(]l] yiqldOs of iinytvio voriotios =546 buShels

I

~

- 43-

Table 19 - (Continued)

scsperus ColorC1do(Tl1rce plats seeded September 27 1940)

Imiddot n~~rr ~~~l--=uigh ~

porRDnkbushel

I I ----- -~ ~ugust=- ltInches I POUoJds) ---

6251 10 4-1 63 618 509 2i llSn 10 ~ -12 63 5604 419 3

10091 8 l ~ 10 62 558middot B2 -0

ll673 middot12 62 539 514 1()

8856 5 J laquo 44 63 492 440 711974 9 42 62 475 443 4

12101 10 lt 44 64 474 12000 8 42 63 463 ~

12102 12 44 62 458--11823 10 lt13 60 456 400 1011976 12 40 62 lt156 442 5ll81fl 9 44 63 451 408 911972 8 flO 62 4t 472 3ll950 6 n 02 -134 399 II

1112 9 42 62 428 388 1211973 8 41 63 123 370 17ll969 10 12 61 418 343 1911992 8 14 62 -11-7 11999 8 11 6lt1 -n7ll961 8 lt12 62 n~

ll669 7 f bull 38 63 107 378 1412104 12 44 62 10412105 11 44 62 404ll956 9 14 63 101 374 1512106 11 13 62 39611975 12 42 62 394 367 18ll952 3 40 64 377 310 2011977 10 38 61 357 374 1512103 12 44 62 M9ll970 11 45 62 329 388 12

bull Standard error of a difference between the IOOan yields 6f any tWQvaJieties = 768 bushels

f

I

Table 19 - (Continued)

1- ~

t ~ bull

o14

AIDos Iowa (Jiourplots)

10094 69 588 288 403 212101 26 E86 255 fl1442 34middotmiddotmiddotmiddot 528 247 366 7

11950middot 51middotmiddot 554 221 377 -511999 middotmiddot 45 588 22111844 51middot 578 220 356 1111971 1-3 556 220 424 111972 35middot ~ amp72 208 366 711956gt 55 590 201 364 912103--- sa 587 195 11952middotmiddot 66 588 170 390 412104 ~ 64bulllt middot585 16812000middot t 579 16211669 78 S~r4 16-1 391 311992 10 573 16111974- 61 543 160 369 612102 2~ 598 158

6251 78 579 155 346 1311973 54 586 155 354 1211823 li4 544 154 357 1011970 28 5704 114 342 1411673 60 563 139 33 1511964middot 51 579 1358856 18 581 119 328 16

12109 J 15 563 9511977middot 6Q amp0 2amp2 1811975middot 71lt 72 299

_ J 17-

11969 86 ---- 57 270 2012105 13~- -_ 4111976 _5 32 271 19 l_

~~~df~~e~~let-~en

Standard

the yields ororyy two~6rieties= 249 bushelsbull-

error mean

- 45 -

Table 19 - (Continued) L~col~ebraslm

(Five p1ots~ seeded acpt01~er 25 emerged September 30 1940)

9

8

13456

715

17

161814

11131012

227221232225

1965186207

32~5 280 21t7276 272

--~l~till~~r gtti~~ - ~f~1-ei~~0 vre~-~TICJlV~ Jlvera~~clf==1 ~~~~_l~rvival)le~~do~rmpeIreacti~zrl_ _ J bush~l- ~~el~~ 1940-~L ~~1k_1

Pc -ilij June 1L1) -Wosf Bu ~Bu- I11950 65 29q4 22 35 568 317 316 2 I

11992 6525 25 34 557 3098856 69 P 20 3 36 592middot 295

11956 66 2pc 26 2 32 57r 28011669 65 33lt 24 2 34 564 26811844 56 25 27 3 36 568 25811952 702~ 20 3 35 58824412102 5626 27 3 33 57 7 22112101 61 26 27 3 32 568 19411973 57~5 26 3 34 55~(j 19112000 51 43 25 3 33 55~4 18610094middotmiddotmiddot 84 Z6 26 3 32 543 17411964 56Z6 25 2 30 51-0 17111971 74 Zo 26 3 34 518 154 11972 60~7 27 3 32 518 15111673 57Z5 26 3 34 526 118

1142 76 Z7 c 28 3 34 550 itG11999 46Z7 28 3 31 539 14612104 44 Z5 28 3 32 amp-10 137

6251 69 ~rlmiddot 28 3 34 550 13511970 63Z6 26 3 37 510 13~iJ12103 middot16~7 27 3 30 539 13311823 51~7 28 3 31 17-2 13211969 - 52 Z7 27 1 32533 13611970 13 ~6 27 3 28 195 12312106 41 35 25 3 30 510 -110111975 29 (37 28 3 28 190 6612105 29 AS 28 332 510 6SllSn 39 29 28 3 2810 55 174 20

I 1197e~ __~~ 29 28 bull 3 2747~~_54 185 19__1

Standcud error of 8i differ9nc~bet~loenth9rmoan yieldsQany1-wbV1arieties 298 bushels

l 1 and 2 arc degrees of resistance 3 and middot1 degrees ofsliscoptitbility

f

46

J

109 10

106 1191 17

120 994 15

106 ll101 1393 1679 2090 IS96 14 G5 19

Ronk~-

i150 2 t141 4

I154 1

137 5147 3 I

130 6

128 7124 S

Table 19 (Cont inuod)

AlliOJlce NebraSka(Thiee plots

C~I

number

12102 80 JiinC3 21 610 21312101 88 Jime3 3() 625 206

1112 88 JuneS 27 610 1$911669 85 June 2 20 605 lSS11972 83 JJine 3 19 615 lS712103 gO JUlle2 20 600middot 18~9

6251 75 JUIle2 23 620 bull lS~311973 87 JUiEl 2 19 615 lS111673 85 June 2 21 610 IS )12105 60 J~l 23 605 17910094 97 Juil3 4 18 615 18-511844 90 Jun13 1 20 EiOO 15~912104 middot83 JUfl92 20 595 15712106 $3 JL1Q 1 22 590 1511992 S1 Junel 21 56~0 15311964 160 June 2 19 580 119

8856 83 Yay30 20 590 13411999 88 Juile 2 17 600 13312000 ll8 JUIioZ IS 595 13311950 87 JU1Q 2 17 570 12middot2U969 90 Juno2 17 590 117nS74 88 Junel 18 580 ll6ll91 92 June 2 17 575 ll211952 M Juno 2 16 58middot0 1071+823 87 June~l 18 580 10311970 OS June 2 18 610 9911979 68 Junc2 19 585 8611975 15 Juno 2 21 585 B911906 ~3 JUne 2 17 575 061197 78 Juno 3 19 600 84

Standard error of a diffcrcnCebetwoonthe moan yi~lds of ~ly twovarieti~~ = 389 bushels

iL-s

- 47-

STANDARD EBROBS

Standard errors were calculated for each station as outlined on page 21 of this report

In table 20 will be found the number of plots t average yields and standard errorS for the unishy

form nursery grown at each of the 12 stations~

9-411512

7middot63575

132227237145

187321335205

265453474290

696 492 348 891

369 301 213 719656 5~36 379 1057

331 209 148 1279864 546 386 7329 Ll0 7~68 543 1228

353 249 176 1101

1 73 298 211 1234188 399 282 19~25

---_

Imiddot -l__Stl1daril er OJ opound a ---_== iSbgle~DifferOJ1Ce ~l 1

I plot between oeDLlS lfuSlio-rs=~rcenr

(Bu~hols BUshcs Ij

ITexns

Denton 4 1403Chillicothe 4 1501Bushland ~Irrig~ted) 4 3105Bushland Dry) 4 252i

OklahomaWoodward 4 3904

hJsosIvbnbnt t an 3 2964hys 3 3585

ColoradoAkron 5 1157Fort Collins 5 5270Hesperus 3 4416

IowaAmes 4 1599

NebraSkaLincoln 5 1710Alliance 3 1465

Table 20 - Nwnb)r of plots averGge yield and standard errors for the uniform yield nurseryat each coopmting station in 1941

NUmber -+---XVerageStation of yield of

~lots vDrietiesbushels)

SUIJlifLBY OF NUBSERY YIKLDS

The yields of the 30 varieties of winter wheat groW1l at 12 stations (13 nursories) are

sWllIIlnrized in table 21 whore ~he varieties are listed in order of the 13-nursory average yield

These avemgcs arc of int erost only insofar 1sthey shaw the generai adoptat ion of the vcriety

A more detaile~ study is possible i as the vcrieties also have been Dvercged and ranked by Stotes

Pmmee hDd the highest aVerage yield in 1941 rhis v2riety rankod first in ~exns ol1d

f Nebr1ska sixth in Oklahoma and Kansast f()(rteenth in Iowa ord seventeenth in Colorodo In 1940

Pmmee ranked second in the nursery and again made its poorest record h Coloiiado Cheyenne x

Tenmarq (CI 11972) rnnkcd second ~~ing its best record in K~s~s ~his strain ~id the highest

average yield in 1940 Li third place WC1S KalTv2Je x TOl~rq (cr 11950) a wheat that ros been

high in yield for sc)voral years in spite of a tendency to shcttor under certain conditions

KamiddotNalO x Tenmarq (CI 11992) rOJked fourth culd KDxNnle x ~e1llIDrq (Cel 11956) fifth ~he avo

rage yields of the four leading varieti~s differed vGry little It should be lintcd out that

tho first tlOlve vorioties had ~oxmrq as one parent In this sune group four varieties rod

KmNale os one Drent DLid i~1 three cases CheYOJu1e laS used in the ClOss Eighteen hyblid strnini

rI

IrImiddot

I

bullI I -- per acre Iz IN1rm Iemiddot Iowa eP~1rP CoIOrte1o pound ~

ii C~I I lIuh- 1 I I I I I I 1 ~ I I I J 13 I=~ i 1Cldl-1 1IIiu1 1aIIilble- JIBIIIlIOOl1-middot~ 1AIlbmkl ill8$iLi_ AlU-A~ BamkJori aAllnDdleit- Ae-JIaak1 I S~ 1 u- DIF (rnc~ -- rampampel 0middot I colin aileerace middotJCol- i tPenalftCllI lut1eot1IenAllid)_ I ~ bull I bull 0 I I bull UD I Imiddot I

I

III

Jampbull

I -

iftliaart errOl o~ bull _ (1IuIIelII) 132 227 1115 2- 096 21 3079 211 1middot16 211 2~12 116 86 1118 5middot1l 228 0 080 J I Is~ error ~ bull _ (~) 91l1 1512 515 16 5005 1middot91 11910middot51 639 1101 12- 19025 nll 132 1219 ~2I 6JJ 11l II I

- 49-

ronked obovc Faxly Blockhull ond 21 nere obove Blackhull OCld Nebred Again the Hope crosses

failed to give good yields as Hope x Tuxkey 1069 rmkcd cightcenth Hope x Cheyenne twenty-fifth

Qlld KlJlred x Hope tVlCllty-ninth In the 1941 nuxsory three strains had [werage yields lamr thDn _

Khnrkofchock

Tvrenty varieties have beon grovm iE the nuxscry for the 2-yccr period 19middot10-1941 Clt 11

stations vlith 12 nuxseries These dnta are presented in tob~e 22 lhcre the yields are avoraged

by States and the vC1rietics are listed in order of yield at all statiolS Cheyclmo x Tel1m~tq

(C I 11972) bad the highest avercge yield being consistontly high at 011 sttions excGIJt in

IO7au1d l~ebrcsko uhere wintorkilling wos heavy KavJValo x Tenmarc (Cl 11950) roikcd second

and PmJnee third These tvro strains had consistentB performuncos except trot Pavmee roc1ked fifshy

teenth in Colomdo Kawvale x TC11lIlurq (Cl 11956) ro1ked fourth COlIiltlIlChe shth 1hrly Blachshy

hull tenth and Black~u11 tvmlfth Nebred and warkof hnd avcroges considerobly lovlOr tlmn the

earlier vcxieti0s Etrly Blockhull x TollJDXq (CI 11952) hod 01 IverG-go yield considerably

higher Uwn Fcrly Blackhull In spite of tl-Je viintcrkilling ct the more northern stations grom1g

nurserios in 1941 tho oorly lalf-rustresistCJ1tvcrioties rlgcin rere at the top of tho list

for yield

Dato for c1klXocters other than yield cxe Qvorcged and presented in table 23 Since all

stations did not report the same datathe number of stations entering the averages is shawn at

the top of each column

Winter survival data show Nebred to be the most hardy variety in the nursery TvJO KltUlrea

Hard Federotion x Tenmarq strains (CI 12105 amp1d 12106) proved to be rather tender The rest o~

the varioties lu1d survivoJsthnt variod aver a I11frOVl rongo bull

Farly Blocld1ull is still the earliest vorioty in the nuxseryAt cleven sktions ipound 1VG-o

raged two days oarlier in headbg tlJDn Ebrly Bladldlull x TenmGrq (cr 11952) and three days

earlier than ChcyoTJ1Je x Thrly Blockhull (Cl 12000) Sevoetecn hybrids in the nuxsery rod rnv~

rage dates of he1ding e1Tlier thlt-n Block1mll ~Xkof ws the latest V1rilttty in thG lIllrSor

This gives a clear picture of the empmsis being ploced on cCXly vrheats in thoarea Ripening

datcs bring out about the same differences Qlthough the sprood is not so grect

Height measurements vcre reportod from all except one nursery and the averages showed

KltmredJhrd FederCtion x MiIlJmrdi-Mintuxki (CI 11970) to be the tallest and Hope x Turkey 1069

(Cl 11964) the sholtest athel vaIieties shOUwd very little differcl1CQ in averag0 height

Lodging data were reported from four st~tions )J1d indicated some differencesmiddot ~he weak0si

strawed vrieties were l31ockhu11 E1rly Black1lull and CheyeIlile x ]1rly Blcckbull (Cl 12000)

The IGastlodgir~was reported for Nebrad Ivbrtin x TOJ1PlOrq3 (CI 11823) and BltLckhull x Ten

marq (CI 12102)~

--

faltb ~ -~ of Bence Fie14 of ZO wbhr whea YUieU cr- ill _Uelll Fie14 _erie bull U aUon in lla 1l8I4red riDur whea 1eC10nbull 1~1

a I t llpllle1 pH Ia I I Jtpe Pr I Japmiddotu COXon4lp I Ina f - 1tratIla ~I bull I I IJlaU-Illpell-l I I I I I I I I I I I I I I I I I 2 I

1 t 8Iie7 or I 01 IDa- 101l11l-1 1Ul41 1a1llAn- lBultI1J~III lAy I Ihr I Ay i a I Ir IAlA-IAy I I- Ia I _811 on I cohe(IlIi+(Drr 1l8p I - IftIlll 1lIuIk1~I_1 daDk 1001- 1p8n81 ZIJaIi-IJIaDJt I aohle I r-BaDkIUle Ia I I _4118114) I I I I I I 11M I I I I I I I I I

IIq~n z 8uaIq 1172 ~1 205 29 11 232 3 40 1 ~9 32~ 31tmiddotl 3 506 ~12 1Ns9 3 ]66 7 221 15 I bull 312 IlKarial i arq 1150 2O1a 151 281 19middot1 20 bull 31t l 1 352 386 1 ~~ 9 ~7middot2 5 middot7 5 llmiddot 10 211 t 30 I11_bull 11669 25middot~ 21 32middot0 lbullL2~5 I 31middot0 _o~ 29bull9 311 ~

3Tbull1S 19 ~ -~~l ~ 271 ll~ ~1_ I

llawnJOZ aDUlq 1156 21middot ll ~1 16 235 2 36~ 5 31middot3 30 ~lis ~~ ~3~2 13 280 bull 9 i

llured-IIuIlJe48laUonz8uaIq 11971a 2115 162 middot3 162 203 10 38middot0 3 2 ) 561~ 50middot5 2 369 6 2001 120 16 13 291 IIaouoie 11673 252 21middot3 236 16 217 ~ ~7 9 350 29 5 bull ~-6 5~515 1 5 1 22 l~O 1S1 12 29 IllallJ B181llt1ml1 Z auaJq

~=281 176 23middot1 15middot5 211 6 1 2 3S~ 31middot1 2 7~5 ~o ~ 19 0 272 106 I 7 291 I

lIaIlIet Z Blackmll ZO 11 269 169 206 9 JIJbullbull 6 1lmiddot7 ~ 210 lis 7 10 356 11 276 12 ZO~O ~ 212 I I

IO~lIIIile Z aazq 11~U 19middot 21 290 15middot0 21~2 5 ~o bull 6 276 30middot6 7 ~ ~0~7 11 35~ 12 2 1~bullJ 5 bullbull1 I~1ulJBlacldml1 IS 25middot2 18 1middot5 11 1middot3 12 llmiddot~ 12 6 1~ 260 12 ~9 0 ~o 9 32middotmiddot16 32middot5 lG217 1 269 I

1~1Di ellMIq 1112 middot215 181 26 lla ZO2 11 32middot5 io 261 226 2~1 11a ~6 400 ~5 bull t 7 10~~

1011~bullbull 16 265 I Blokml1 6251 21 llal 21 10 17~ 15 2S1 15 211 ZO5 2~ 15 ~ 509 ~7middot1 ~6 l 17 11 26 Iilaprell-llull JederaUonz II1Ilha141- IIi lIiDUrId 11970 196 10 211a 12 11 l ll 12 26bull 262 26 11 52 l Zf-l li 1~ 206 l 120 ~~

260 IIJ~_ a011iDe eleoUon 119n 182 12 22- 5 156 19 31middot5 11 ~bullbull middot215 25middot71

~~ 1 ~ 1 221 1 1 260 1Ie_et 1~ 221 102 21a6 10 169 17 - 267 18 2 186 218 19 ~t ~~6-11 110 2 2~2 128 18 11 ~~ lliope Z alureilD 1~~ 25 1~2 290 17middot0 20~ 7 27 19 27 26~ 27110 1a52 ~ ~ 18 27~0 20 18 1 1 18 7 IlliieIkof 13middot0 111 2 1~ 15 20 271 i7 27middot2 12 227 11 ~7 31 1 1~ 36middot6 7 225 150 11 bull 2~ IlIaDJoe4 Z Iope-Bar4 JeIlerUOD 1115 2middot3 12 2lJ 106 170 16 29~ 1~ 260 21~ 2middotZ 16 ~7~1 ~7 1 15 ~9 l1 12 0 li ~7 23middot I1bDie4 z IIope 11976 212 11middot7 250 12middot5 17middot6 lla 27middot~ 16 25middot7 215 2 17 la 2 ~s 12 27middot1 19 18~ 1~9 12 1 2 IICClllp01Ul4 orobullbull 11971 1~9 11 26 16 15 18 22middot7 20 20 207 20 20 1 3l~ rlmiddot 20 212 18 11 5 10 20 21_ II l-

~I

-

Leai rust

Varieties roving

- 52 -

reodings were reported rom five und stem rust reodings from twomiddot stotions

low re~ngs for both diseosos were Jomiddotllee KvlVole x T~qmiddot(CI 1195Gi)

Hope xT~key 1069 (CI~ 11964) Hope xChcy~rme(C~I~ 11969) und KovNQle xT~1IllQrq (9I

11992)

Kernel plump~Ss data were2e]orted from two statio~ aha these havegtbeen averaged and

DATA mOM TREDlSEASE mmsmus

Bmfr NUElSmY

For convenience tho doto from tho vniform Iilinter nhcot bunt nUsery ore includod in this

report Tl10se dnto (table 24)Tore ~ecurec1in cOQpcr~tion with AgroiJqmist s O)ld Potllologists

working in the area

j

f

1

- 53

UNITED STAT1S D]PAaTMENT OF llGRICULTURE

Bureau of Plant IndllStry

SUMiYIbEX OF THE GBElu PLAINSmiddotUN1FOBM WIhrm~ BUNT NUESmY 1941

By HI A Rodenhiser Pathologist and K S Quisenberry AgronomishWheat Investigations TIivision of Cereal Crops and Diseases

The uniform winter wheat bunt nUrsery for tho Great Plains area wos continued in 1941 inthe same manner as in previous yeaxs This report presents 0 sumnnry of the d1toobtoined in1941 together vlith lbhe averages formiddot the vaxietliies grown dUring different periods from 1932 to1941bull

In the fall of 1940 50 varieties and stroins of uinter wheot were SOVl1l in duplicotC8-foot r01S ot- ten stotions in the GrCtJt Ploins and ot BozemaJ1 1bnt KecrneysvilleW VoBeltsvill e M4 and Logan Utah BeCouse of unfovor2blc environracntalcolldit ions for bunt Jonshyfaction or subsequent plont grovrth no cL-m VlOre obtolned in the nuDseries seeded at- Lincoln andNorth Plotte Nebr and at St Poul Ivlinn ThedJta from 10 nurseries axe averaged The SllUt trot developed in the Logan utah nursery was caused entirely by the so-called dworf bunt orgOroniso and therefore the infection pcrcQntltgcs ore not included in the averages for other stationsThe nurseries included vorioties that hud shown resistw1ce in previous years and Igtromsing nm7strJins supplied by sevotal of the cooperat ing stat ions

Inoculuo for nost stations inS obtained fron the previous years IfUrsery at that stationby selecting bunted heads poundroD all infected vriGtics end froD collections DQrle froD faroersfields in the State where the test was made For the IvWiliatGan eXperioent the inoculum laS acomposite of racos knovm to be present in Kansas For the Kearneysville and Beltsville teststhe seed was inoculated with a cotlposite Dade 1lp of inoculum frOD all of the other nurseriesClean seed vms planted in the Logon nursery Q1d infection resulted fron the soil bormc organisn

The vurieties axe listed in order of the avertge infection at the 10 stations Thesemiddotaverages ranged fron 01 to 671 percent The average infections for SODe standard varietieslere as follows Ridit 20 Relief 26 Hussor 32 Minturki 91 Yoga 95 Nebred 103ond Oro 172 Of the susceptible check varieties Kh1Xkof had an average iIlfcction of 360 Cheyenne 39bull0 Quiviro 518 and Chiefkwl1 671 TJO hybrid strains hnd averogo infectionslovler than Ridit These were Oro x Turkey-FlorQamp1Ce (F9) and Hussar x Kmred (CbullI 11989) Fourselections fron the cross Hope x Turkey 1069 bad aver~ges 10Ter tlDJ1 the porelit varietyTurkey 1069 (CI 10016)

At the bottom of the table are shovm the average infections by stations rhe heaviestinfections with inoculum other than the dwarf bunt vmre obtained at Bozeman Ivlont Fort CollinsColo and lviurJbattan IWns A study of the lbnhattan Akron Fort Collins ond Bozemun dda gives some indication that different races mltJY be present ot these stations The behavior of thevarieties at Logon is of interest in thlt some of those eorrring rOpoundistance to the races presentin the Plains are also resistant to the dvrnrf bunt present at Logon In other cases strains trot

are quite susceptible on the Ploins see~ to be ~oderotely resistent ot Logon

Longtine averages are shovlD for vorieties gr~m for more trAT) one ye~bull For the period1932-41 Turkey 1069 (CI 10016) Nebred ond Hussor hcvo the 10middote st avero~es For the 3--yeorperiod 1939-41Hope x HussCX (C~I1l834J Relief 2nd Hepe x Turkey 1069 ~CI 11964) hmiddotweshmm the nost resistance Severol of the vcrieties trot mve beon highly resisttnt in thesetests and are othervlise agrononica11y desiroble axe being tested llith individ1U11 races tht havebeen identified in all of the wheot grovling areaS

bull j

i

86

j 1O~106101

7middot96

middot_----~----------------~~-~-~------~--------------------

rI

55

UNIFOBlvI WINTER vrnm RUST NURSERUS

In t~bles 25 ~~ 26 ore presented dQto qn severity of le~f~rust md s~g~~~t infection

on the 30 voxieties qf winter vThed grown Ll rust obss~tion nurseries t~ltgQgheIJ~ tho oountry

in 1941 These nurseries Jre LUintained froD yeor to yecr ~s part of n J1Jert ~elQUrQh progrno

corried on Ll coopcrotion ui th agronorUsts and patll010gists erployed in the ~evoru Stdes CODshy

cerned Lcter t 0 cooplete report of these nurseTies ui11 be issued 8c1d th9 rust percotCges my

not agree ent irel rlth those presented here since the clto sItovm in this less de~oilecl raport

include only figures for the severity)f infection

Differentiol dato for leed-rust hlfection -rare obtdneclfor the vcriotips ot 20 stotHJlS

(toble 25) In cnlcul~ting the over~get Q trace (T) ~ns considered2s equal to O Aoong the

seuihJrd whects Hope x Russlr (CI middot11682) Hope x Konvde (CI 11959)~ ~lcl Red Rock x BGpe

(C o 11821) Ind the lC)VTest ovemge infoctions Of the lnrd VIhBats IIt-uqui110 x Oro (CI 11979

and CI 11851) t Hope x Cheyenne (CI 11969) a1d tavrvnle x Tenrnorq (CI 11956) had averoges

less thaR 20 percent In the snme tests susceptible voriotieshad aver~ge infections of from

60 to 715 percent

Stem~rust readings showing differential reaction wore raported from 13 stations (table

26) Among the hard wheats the mosb pronoun~ed resistancQ vJUsmiddot shovm byHopb x CheyOJlIle (CI

11969) Hope x Turkey (CI 11964) Mnrguillo X Oro (C~I 11979 Cw1d CI 11851) t ond R-044shy

Minturki x lVJinturki (CI 12022) Of the semihard mGQts Hope x Knvrvole (CI 11959) and Hope x

HusstX (CI 11682) md low nveroge infections

Toblc 25 _Severity of 1e1 rust infection on ninter nheQt vQrieties gravm in the Uniform Rust Observation Nurseries in 1941

VGriety or cross

~

5355 302 50T+ 25

15 305 15

1 70T 501 65T50T 35T+ 10

T 301 50

1 65T+ QOT 5o 10o 1 T 25

0 25T+ 30

T+ 30T+ 45

433131054 4128

30 13313~3

806570

70 36765 11975 56770 46460 24460 26140 180middot25 15835 15465 21865 190

170 261

80 63 080 71535 35880 64910-63 390Q5 8HO t9 010 t5a I1099 OJ

15 117 m15 124 I

65 245

B565

100100

6520202540202515

46 SO10 50609025 5T 10T 70

2S 1525 lt1585 6040 80

T 255 40T 25T 255 Z5T 25T 10T 20

251015

TTT

20355

2010

15203030

52020

101010

1

30 25 80 - 9025 60 80 9015 5 80 8020 65 80 9020 -40 60-8Sshy20 85 90 10030 40 60 9010 T 25 10

1 T 20 105 T 10 20I T 10 20

T 10 40

70502060eo6070101015

510

753075

55

10

106080704030401510102015

9595809595959020

5Q

5070

7010100102010

100100100100middot

75202020

T55

20

30506030104020

TTT13

503080TTT

75 5060 7060 540 8070 middotmiddotmiddotmiddot6065 9085 4040 T

3 23 2

25 T20 20

25351575T5

JO30504040252020

55

103

9090gt9595Sfr80857570657030

8585

51060G5

8090

70207580556570551095

2525402510

TToo

oT

402585-~

T

-

85100

254065shy6525

5T

3T

10

3525middot9590

52525TT

105T

759510

10085

10075

5252

15

5060

100TTT

35

2525

325

3T2T

3

225615

115

5

)5252010

5352middotJ

515204025

60 7560 9510 545 10000 100Z09015 20

5 55 T

30 T3 T5 T

355

75T5T

7590306585-85452010101550

1530

57

1055

-0ooo1+

607075551045

51020656065

40755580755520

3551

20

T122

5211T

502510

253010152510

51TTE+5

TTT5

51020TTT

152025101510101515201015

50754050404020

T

fSoit Bed ~hignn Amb er 5620 751 TiUIllbu11 5657 80~~tDcnton 8265 50ti bullbull M(3Jster 6471 90

~tmiddotgtoiit~~~ioncon ~f~ ~gampi Purdue no 1 11380 80r~WijDas1i 11384 60t middotEUitzsel x Hungarian 11849 50~Fultzseh x HungaXion 11850 45~rbulll ~tz sel x HuDgorian120l7 30)middotFultzsel xTJWIlbull 12018 40

~H~eHt~=Redmiddot 4843 50~l Kawvale 8180 ~ 35 I~nt~~i 6155 50I Hope~Hussor 11682 20 HQpc~ KuwvrUltl 11959 20

Red~o~k x Hope 11821 35

atI~ ~ep7 51 A6 I~liiiiibda J 50 Tcnmarq 6936 65

Kharkof 1442 75Mala~of 4898 80Comanche 11673 40

I Pawnee 11669 30 Kawvale x Terimarq 11956 35

Marquil10 x Oro 11851 50Marquil10 x Oro 11979 30HOpe x Turkey 1069 11961 25Hope x Cheyenne 11969 20E-41oMinturkix Minturki lAJ22 70

~ -l

=_---~------------ ~----------------_ --~~~_-~~~

Table 26 - Severity of stem rust infection on winter wheat varieties grom in the Uniform Rust Observation Nurseries

11lJ~J

in 1941

----[AverC1ge for I13

stations I

I519467500515492538 j488566 1

558 CJl591 -J

535 I-

535 j

467 j

290 219 i

5-919 ~

318

18320028828513818613~8

4429220511

1

)

--~---

30 100 75 T- 30 100 65 65 20 65 2035 100 80 T 20 lOO 65 60 15 65 1530 100 80 T 20 100 65 70 15 65 3035 95 85 5 20 lOU 65 70 15 65 3540 100 70 5 25 100 65 70 20 65 545 100 80 5 40 100 40 80 25 60 3545 85 80 20 20 100 60 70 20 60 1550 85 86 10 30 100 65 80 20 80 4040 90 80 20 30 100 65 80 20 70 5050 100 88 40 40 100 65 70 10 80 5035 100 90 10 40 100 65 60 10 70 4555 90 85 5 WO 80 60 5 70 40

10 75 90 25 FO 65 60 5 65 T10 90 40 10 15 90 20 15 2 25 25

5 20 60 T 15 80 15 20 5 10 10T+ 10 T 0 25 5 10 1 T 20

15 T T+ a 5 5 T T 0 T T10 60 0 20 lOO 25 45 15 25 -10 3 25 10 20 90 5 -~ 15 T T20 10 25 0 15 75 20 10 15 T T25 - 15 55 0 30 100 25 20 15 l 10

5 20 60 T_ 20 100 25 25 25 T 1020 T 20 0 15 80 5 T 5 T T20 5 45 0 15 90 10 15 5 2 T15 5 10 0 15 90 10 T 3 1 520 5 5 D 5 T 5 3 T T10 T 1 0 5 10 T T 2 T T

5 5 0 0 10 5 T 1 T T5 0 T 0 0 T T T 2 T T

30 0 2 0 10 T 5 2- -T T

0 e IMchigan Amber 5620 40 65Trumbull 5657 2 50Denton 8265 10 65Fulcaster 6471 15 65Ivioditerranoan 3332 5 70Minhurdi 5149 10 80Purdue No 1 11380 10 50Wobash 11384 25 65Fultzselection x Hungarian 11849 20 60Ful tz selection x Hungarian 11850 15 60Fultz selGetion x Hungarian 12017 10 6~

FultzsGlection x Trumbull 12018 2 50SBmihard Red

HUssar 4843 T 65Kawvolc 8180 T 35Minturki 6155 T+ 45HOPe x Hussar 11682 T T

HoPe x Kawvolc 11959 0 TRed Rock x Hope 11821 T 50

Hard HedtKnnred 5146 0 60TeIlll18rq 6936 T 70Khurkof 1112 T+ 75Molukof 1898 T 80Comanche 11G73 T 35Pownoo 116G9 T+ 35rowvule x Tonmorq 11956 0 25M1rquillo x Oro 11851 T 10M1rqui110 x Oro 11979 T 10Hope x Turkey 11964 0 THope x Cheyenne 11969 0 TH-44-Minturki x Minturldl 12022 0 T

Is ft R d

Variety or cross

Ii

~bull~bullbullbullmiddotbull1

~ ~

J

-~

rmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddot

~

Table 1 ~ (Continued)

7

middotmiddotmiddotmiddot645

p~

3amp0 13~5 3304 6298 8347 232-5 3292 9304 631552amp6 1129~2 928-4 1327~3 13271 14

i El~s Kansas(FoW p1~tsseedeWOetober~eniorgedOctobor 13 1940)

1---~~--___---_i- _----~_+_-- 1----middotmiddotmiddot-middot-+---- ----+--+-+----qt--~ --t+---v---y----I bull lt bull C middotT nbull i ~I q-I

middotVUJoty PrmiddotmiddotmiddotcrO8$ middotmiddotmiddotmiddotmiddot vJ lt number Val

ct ~

PaWXleemiddot 11669191 24 21 37 5 64 427 246 1ComOncho 11673 195 24 23 38 20 63 406 ~44 2Choy~o x TOJllllarq l1972 J91middot 25 25 ~ 15 middotmiddot62 46~rOrax ~enmat$fmiddot 11672 198 23 23 38 25 63 39~4 234 3CheYQDne xJEci1rnorq 11973 r91 ~425 38 5 63 471EbT vb 36~5 217middotlymiddotB1acqll Hir ria 11846 194 24 25 39 4P 62 36~5Euly BlackhUll Ii T~iq 11952 1middot~993 2132

4 2Q 40 middot70 62 -

Tenmarq 6936 26 39 406 350 21aChiofkan 11754 rJl62

149middotbull 29 40 1565 350 middot 22~7

b1y Blac~l Ba56 JJ66

18 40 80 62 337 32~0Rod Chiof 12109 9 24 26 42middotmiddot 40middot6pound330middotmiddot ltmo 8220 198 28 27 37middotmiddot 80 61263 i71 9Nebred lO094~00 aa 25 34 90 61 259 i7~6 8Cheyenne 88f35 199 29 27 36 80 61 254 16(gt13

~ed 5146 199 middot~middot28 27 39 middotmiddotmiddot80 61 251 166 11~kQf i~12 -198 38 27 38 80 60 2~19 1$4 12Blackhull 6351 T96 24 26 4() 17 61 236 167 10IUr~oy 1558 99 28 27 37 90 60 218 153 14

B1cqkhu11 sqlectionHC3Q9 199 a5 26 39 90 60 175

bullStQndo1-d qrrqrmiddotofu~ffer~q~b~tw~enlihe mean Yieldsopound any poundwo ~[1+iotios 153buSJiels

1

- -

1Ill

Table 1

(Cominued) 1 J 14-

~

tmiddot i f

j bullbull

i

i bull=

244

1

I Akron Colorado ~ (Four 1 41acre plots ltmmiddotmiddottl1low12 on oornland

seeded Sertember 9 emergedSeptember 15 194b) _

Variety or cross

_ oi verag13 i131 C L Da C bull ~apound yendight i pc~ tlCie Average -r-shynumbor HOOded i 0 rust I 15ushol leldmiddot 1939 anQmiddot194l~~

Uly n Ll s 7 _ (Bu)

Comanche middot1673 May27 7 13 24 565middot 18~5 i3~middot5middotmiddotJl1llrly Blackhull x Tennarq 11962 ~ 26 730 26 bull 580 173 Chiefkan 11754 ~29 70 27 580 16~4middot ~middot13~t~~lykbBul11ackhulmiddotlmiddot 6

8825

561 ~i~ 2283 7

7 2

38 5 2296 5

5$7bullbull50 1~31Z~k

pound(U bull~ 16pmiddot12~5 middot KDnred-Hard Federtltior ~ lt lt middotL gt i (

Minhardi-Minturki 11970 [1by26 7 3024 Jsslo 160 liO 3Temnarq 6936 ~ny 30 12 23 23 565 159 12A 6Pawnee 11669 ~lay 26 7 ~Q 22 565 15~2 middot110 7Kanred 5146 iJune 1 14 25gt24 57~5 ]3F 108 8Cheyenne 8885 ~une 1 12 33 24 570 129middot 107 9Kharkopound 1583 June 2 19 25 25 560 12i6i 102 11

~~~~f 1~~ 1rJ~ ~ ~~ ~g~ frtmiddot 15~ igMinturki 6155 vlino1198 28 560 108middot84 14Kmred x Morquis Akron No~44) --- 1lt~ 30 12 13 23 565 105 95 12 ~Alton 1438 iJune 3 19 -18 ) 27middot 57~5 77 7 66 middot15

Standard error of ~ diife~eI1Ce~et~~yenth~m~tm1ikiasmiddot ~~~~~O~~ietie~ == 275 bushels

i

oj ~ - -- - _ -~-

j j

~t middotm - ~ ~ a ( f

~

CInunbcr

Tabl0 1 - (Continued)

(Five 14o-acre plots

1----------------+-------1-

t Variety or cross

Lincoln Nebraskaseeded Scptcobor 25 ~~d 26 coerged October 1 and 2 1940)

Le~~eigh~rus~ lifE

PCu Inbull

poundtaridard error 0pound a difference between the mconyields of any two varieties ~ 1b2 b~shel~

JI Notes taken from 1 (light) to 5 (holtlVY)

244 225~1 1

231 3

al6 4-

184 1219~8 7200 6

t

169 17 -19middot8 middot1middot tJl

202 5 t

Kmvvale x TenmarqPawnee Kawvale xTenmarq lse1 23867)

Do Nebr Ho 1104)middotcDc Self 23819)Do Nebr No 1113)

Minturki x B1ackhul1 (Sel31A-899)KanredxBlackhu1lIobrelti selectionbredCheyenne selectionChiefkan Rope xTurkeyrobradClarkanCheyenneCheyenne x orenmarq

DoTurkey select ionCheyenne x TemnarqNebraska No 60 B1ackbul1 - Turkey (Nebr No 312)Cheyenne x TenmorqTurkey (Nebr~ No1)~TenmarqXbarkopound

1199211669

__--

118441199710094116661175411964

693488588885

11972121031157711973

62506251

12104

11673693614-12

727571656768797176877946767866725450654574517143middot715255iiI

23 24 70 34 25 2141 58722 23- 50 n 11 2586 60421 23 70 31 12 _~349~ 6b~022 23 60 32 10 2]19 bull 60223 24 60 32 1~3 1867 59322 23 70 32 11 2203 60226 26 80 36 40 ~060 61824 26 80 34 2-9 1L879 60325 26 80 33 34 1717 60~4 25 24 80 29 ~6 21b3 tiO2 26 25 70 30 38 2022 59-826 26 80 35 26 1590 61123 24 60 - 28 46 1979 59526 as 80 31 37 J8~5 62-027 26 90 38 2-8 1537 60326 26 80 29 39 1693 593 26 26 70 30 3-9 1339 58 L126 26 80 32 46 12$middot 60026 25 80 31 3-3 1814middotmiddot q7924 25 70 31 3-5 1478 middotmiddot5gmiddot8middot2~ 26 80 31 3-8 1789middot middot5ampZmiddot26 26 80 32 32 1588 5amp627 26 80 31 40 1696 5amp724 25 60 32 0 1329 59bull 727 26 00 31 42 1634 58~523 24 50 33 48 1179 57226 26 00 31 44 130~ 57228 27 80 31 36 ~ - gt 1307 563

~ ~

306298297278274271253

2318226 20720019~2

1901891amp8184178178173 189 9middotL6315~2 172 16159 IS7 10157 17~4 1515~b 154 17~8 1~

152 1ih6 III5 17~5 14

1l~615~4 IS

-

~ -

16 _

Table I - (dontir~ed)

amplIl1

194 2200 1190 3

C

11)2 81amp1 9

t172 6169 7177 4176 5154 11150 12144 14158 10

145 13139 15

129 16

NQith PJattet)iebrE-skh ~ ~epHcations1 ontol1owi2 replications 1~~

Tmiddotmiddot--h~a Hci~~

Variety orcrOJiS

(Four 140-acre plbts~

Nobred lQQ94 81 i JUrieZ z2~28 55SCheyenne selection H606 66 ampe2 555Cheyenne 8885 68 Jimo3 25 660Kanred x B1ackhull 11844 42 June 2 2tj 540~urkey selection 11577- 63 J1ilie middot3lt $O53~0 ~urkey selection 10015 64

25 June 2 29 540

Chiefkan Il54 JUhe 2 35 575Kanred 5146 44 June 4 25 545Kharkopound 1442 49 JuQe532555Nebraska 60 middot5250 39 vuiie521 ~~~g~~key (loq~) ~~~~ gt~ ~~~l ~~ 540North Platte 11 8884 23 June 4 -31 550~enmarq 6936 24 June 4 32 540Blackhull 6251 3QtuneA 30 -550~u~~ ~ -JW73~ ~ ~e3~ ~ ~~

Pawnee 11669 13May 31 29 550

Stondard er~or 0t~ d~tS1~ceb~nJYhem~yi~nisoimiddot~tw6V~i~t~S= 1~~bUShels

i

i

~

10

~ ~

i

I

I

iI

~ I

~

~

-

I c

-i i ~

o_

~j

fmiddotjL

L

Table 1- (Continued)Waseca Minnesota

(Three 17~acre plots)

Vari 9 t y or cross Clnumber

Ilhrmin 11502 70 2 7 20 80 83 60 54 0 8 185 349 1H41 x Minturki2 (Iviinn 2701) ----- 58 3 9 T 10 85 65 530 176Minarax Mbiliardi 8888 60 2 7 25 100 90 80 573- 167 366 2MiDhatdi x Mar~is (Minn 2699) 65 2 7 T 60 83 68 529 151n J5 Minturki ~~nn 2702~ 32 4 7 T 10 85 70 533 128

Do Minn 2700 ---~ 38 4 7 T 70 80 63 526 105Minturn 6155 23 3 7 T 100 82 65 531 101 316 5~lebred 10094 17 2 7 5 100 85 7Q 536 middot SO 345 4YOgo 8033 15 4 9 5 95 73 60 533 87 -353 3KJakopound 1442 5 3 7 35 95 77 67 517 66 308 6Karmant 6700 0 453 2

of aIry two v(lrieties 204 bushelsstandard error of ~diplusmnference between tIle mean yields

i ~ -

I-

St Pill Minn~sota--1

(TEree Q-acreplOIs) bull

Variety or crossRank

~ iit Micllardi 8888 38 thy 30 9 41 30SE 70 92 73 5S0 21~4 39bull5 2l~di

- 514g 53 June 1 10 41 50s 100 93 62 56~ 200 37~5 4I~ 11502 33 lIay 31 9 41 T 80 92 67 563 200 392 3Minturld 6155 32 June 1 10 41 10SR 95 90 65 566 179 39~6 1YQgo 8033 25 June 2 11 41 lOSE 80 88 68 566 175~ It Minturki2 (1finn 2701) 24 Atfay 31 9 42 T T 88 65 54-9 16-0Minhardi x Mar~uis (Minn 26y9) --~- 18 Yay 31 10 37 T T 95 77 571 135

- amp44 x Minturkl (Mimi 2702 8 Junamp 3 11 40 T 5 93 62 559 7-9Do (Minn 2700) 13 June 1 8 40 T 15 90 63 546 74_

13tandard ~r~or of a difference between the mean yields of any two varieties ~ 293 bushels

Table 1 _(Continued)

~----_~_--___

70 802 Z9~875 610 247 262 3S5 627 2-16 243 475 611 24665 604 21368

61 8 2~12 275 2

65 591 23170 609 232 280 1

-middot~middot----7-middot~7--f- -__---~--- _bull___-~ I middot

18 10 7014 ~41 831536 6514 397216lt43 6315 ~ 398515 flO middot1815 nmiddot 73

~ _~----------~------------------ ---------------__-

15middot131511 ~ 13middot 13 16

middot13

8033

--_0-

middot6155

115028388

f~~~iililittirld2 (IfJml 2702

j~~~~Ii~~~yen (~1~ 2700)I Do (LUlJIl 2701)lgomiddotmiddot ~ I~~nlkUd x iVInrquJs (cm1Il 2699)

~flint~k_~___ _

1~~lc1middotxdorroi of co difference bctw(el thOi~EK-TJYioTas-()CoY]TOv1rioti~s~ 3~Q8-b1Jsfte1s

I-CD

liiilbrd x llinhnrdi 8888 87 30 36 8 600 86 95 J

KfUirkofi Bmiddot12 G~l 20 37middot 15 580 A 92 5f J

Turkey 1571 82 20 36 15 570 82 - g~2 5Nabrod 10091 93 19 31 8 60 5 - 01 116 2

V15iritUrk5 6155 middotmiddotmiddotmiddotmiddot89 2b 37 15 570 78 97 3lv~tmpoundn 11502 80 17 37 8 5~0 70 135 1lCtlifmorit -_- - 6700 76 20 36 10 530 73 80 eN6Jjrcsko No 60 6250 ~5 19 36middot 15 5G0 60 70 9Yogo 3033 07 Hi 36 5 590 63 G7 7Belog1im 1513 70 19 36 15 575 5 71 10

~__--- ~__ - __ _ ___middot-~ _I

-

- 19 -

- KclXoont 6700 83 6 11 3[J 60 382 362 7Montana Ho 36 5519 00 (3 11 38 60 382 363 6fogo 8033 80 10 10 37 58 379 360 8Ilhrmin 11502 83 5 12 38 60 367 35~9 9Nebred 10094 82 6 8 34 59 364 396 2

~ Khnrkof 1442 82 6 10 36 60 364 383 5Nebrasku Ho 60 6250 82 7 10 35 58 354 393 3lvlinard x Iviinhardi 8838 83 9 12 35 59 351 355 10

~Kcmred 5146 GO 7 11 30 58 348 389 4Cheyenne GOG5 02 7 10 35 60 345 lt109 1Minturki 6155 82 7 10 36 57 333 349 11

Standard error of 0 difference botw0cn tliC moCJ1 yiolds orony two variotios- 41r ousncls -

14126700

100025549

1-1599OG05

-10094003669350

(uuu

61550033

11502

KhcrkofKuroontRolieflJOntnnrl 36Ridit x UtrJh KolUed 540lt10ChoyormoNobrodBhroka x MinhlrdiN0w6urkMinard x 1iil1hUdiMinturkiYogolIbrrnin

BozoooIl ~iont_Ql1a(Throo 156-acro p-lots seodod Sop-tomber IG~ omorgod Septombor 26 1940)

----- IL

-i ~iT(r2ge -t Yiold I

1 V~Xie~ or cross ~nUlUber_-L_~]i_e~_-1Y-()E~9~~~~iJidl9~Bushels ushols 1

397 494 2 i387 494 2 i305 i300 452 10371366 530 1357 4931315 453 9313 161 6329middot middot157 [)315 164 5308 lt159 7303 10lt1 11 I

Standord erroof D difforenco bjtW0021 the oec1 yields of ro1Y tvlO v~riotio~middot395middotbuShols~ __ 1

l~ ---------~

- 20

Table l-(Continued)

936

108

282286

285302290

11040~239038938738~6

384382381381381

6261616063606063616162

1940)

62540

650206577~542560045032sect300

1139384039

- 404038403738

2223232122222423222322

18222220202223222221~1

Novrttirk 6p35Yogo 8033Kanred x Minhardi 111726yenewturk x Kl~re~elog1ina 1667 12~07l1ontnna 36-Beloghna 1667 x Kanred 1~108Minturki 6155Turkey x Kunred 111725

IMinard x liiinfurdi aB88 Yogo x Oro t selection5~---Kaxmont 6700

Turkey ~558~ed-(Bclog1i~-Buffuri5545)-Knxmontl x

(MinQordi_Knrmont_Mirilmrdi) 1]744 21 22 41 30 SO 379EUreka x MilUkltrdi 8036 21 22 40 800 62 376 288 7

Khnrkol ~442 20 22 39 125 62 374 277 11IMinturki x Beloglinamp-Buff1J-lll 1~66122 23 40 105 61 373 293 5I Nebred lQ094middot 19 21 38 450 62 368 263 12Marmin 1150219 22 middot10 700 62 329 2~6 13 i

I Staruiard error middotOf a aipoundpounderenceDetVfe~n-thc uleltu1 yiofosmiddotoCbny two vCrieHes _ I tHbUsnols--- i

ampvro middotjfo~t~1](Three l50-oorq plots speded Sop-tenber 23 emerged October lt1 lSl40)

VOXioty--cros -r~r 1loi~~yen~Jb-tr ~EI-s1l~~r ~ilmiddot1--- --------- _ L__ runeYciY -(r~)--L-(rbs u)----rsu-~

lKarmont 6700 7 11 27 616 i58 202 3 IMilJhrdi x Minturl9 8034 8 1428 610 258 193 7Kanred 5116 6 14 26 616 256 205 l I

Novtburk 6935 6 14middot 27 614 256 205 1 IMontonn No 36 5549 7 1428 612 253 197 6 I

Kbnrkof H12 7 H27 610 250 200 4 IYoga 8033 9 14 2~ 604 247 199 5

lviinhardi j lkinturki 8215 7 15 27 602 247 176 12IvanturJcent 6155 e 14 30 601 214 134 3 iTurkey x WunessQ 8028 G 14 26 GO6 241 IG9 13lannrd x Vd~rdi 0003 0 14 28 Gl0 225 170 10Minard x iiilhardi 3839 9 15 20 GOO 225 17G 10Nebrod 10094 ~ 11 26 810 214 180 9IMnrmin 11502 9 11 29 606 lCl 151 middot1lt1

I Standard error oj D difference bctvlGen the melt1L1 yields of any twou

v2-rietics- 130 bushel

~

STtumAw ERRoRS

- StllIldai-d errors have been9alculalied for yields whor poiislblo The accuracy of these~ t

erors mar beopontoqct9stion3incethO p]ots were notalCioIllized et all of the stations Ranshy

dom arrcmgoments were used at the Toxasand Minnosota stations Statisticians do nolll agree as to

whether or not a generalized-error obtained from nonrandomized plots is of any use From the -

agronomic standpo~nt it is felt that the~tl1tistic i~ of use although it is ro~iz~qtpat tbe

valUe IIIEliY notb~entirelY~6rject Just how far wrong it mew be~s not known

The anaJysis of vori~e wns used for tho 1940 yield data at each station Total var-

onco wns obtaired and from this WO$ subtracted the vJlXionce duo to varieties uno duo to raplie8

tio~ the remcentnder considered as due to error To obtain tho stOlldord crror of tho moantho

sguaro root of the meon sqBamp0 due to error or the standard deviation WaS dividtld by the

sqUarc reot 6f the number ofmiddotroplicntions for oachVnriety Thestnndard error of 0 difference

w~sobbainedbymultiplYitig~hestaldorderror of a moon byV2 1

The sttinaJrd error of an I1vorcgo Qf ovcrcgeswas dctorm~ncd by tho form~o

wh~ro a b kac --n ~emiddotthe soparotc$tDYJcl~darloors and N =tho number of scphratGav~rages

Thostlmdnrdetror iIi bushels mcw be exp~essod in per~ent by dividing the stf)ndnrdo~r9r by tho

meon yield and multiplying by lO()~ Tho SUIlL1ory of these stondo-ild errors is shown in table 2

together with tho number of plots and ovorGgc yields at each station

l

~

~

t

l ~ ~_

3middot4

41middot

229 1S-3 232 132 5684 ~39i 5~53 3~92 277 817 ~

I t3 2483 187 153 108 4~354 $159 2~5 153 108 3~423 3525 225 184 130 369 t

I4 1395 ~89 275 middot194 1391

5 ~O32 2~88 i82gt 129 6354 lS98 266 188 133 951

I 3 ~lA5 250 204 144 1258

3 ~5n 359 293 207 13173 2485 378 308 218 877

2 ---_ ---- ---IJ

3 ~609 8~1ltb -119 296 820 ~

IE~27

3 4bull84 39gt 279 middot7911

- 807 205 1041 102 a~middot683 2399 159 130 092 383middot - -

Table 2 - Humber of plots elerge yi~ld c41dmiddot gttmdtmiddotrd errors for the plot test at caeL coop-erating station 1941 i I

I l

~oxns Denton

Chillicothe Bushlandmiddotmiddot

OklDJlOmbLmrton

WoodVIard~ K-ms~s

i-ltJL1l1Dt t ani R1Ys Colby

lt middotColorado- Akron

NebraskaLincoln

North FIr-tteMinnesota

WtsecaSt PaulGrclld RapidS

North DGkotnDickinson

1yomingSheridm

MontoxaBozemanMoccosinHavre

t-

The yields of the uniform as ve11 as other varieties grm-m in cooperative experiments

have boen summarized for the different districts and states Vlhore possible average yields fo~

the last years (1939-041) ore also givbn

Districts

SUllll1Drie6 of the yield cwta forthe uniform v3Xioties grm-m in 1941 ond the 1939-41 aveshy

rages vThere available arc presented i~ toblcs 3 to 8

In the southern district in 1941 yields VIore reported from fivest~tions vn10re ton vari~

ctics 7ere grolm uniformly The dta arc presented in table 3 There the vorioties arc listod

in order of average yield ~KarJOlo x CCllLnrq (cr 11956) in tho uniform plots for the first

time ranked first YJith on average yield of 273 bushels per acre Pmmee rruuwd second and

COll1Ql1Che third Chiefkan had an averpge 7 bushels less thJn the leading v~riety Kcu1red

Klnrkofcu1d Blccld1ull rere at the botton of tho list

_23 -

078

4~97

132

568

1~80109

917

of 2 00Dl1bull oIIt

Stondrc1middot prror

StU1d1rdprror of 0 Doar

Toble 3 _ SUOJ1Llry of overogoy~el~ of tho uniforJl lirtox ~J10t vdobi~s gtQJn iyenl~p1(rt~~sts d 5 stdi02S hi tlO southori clistr-i~t 1941

j --~middotmiddot----------iif---middot~middotmiddotmiddotmiddot 7W+g~ro[Cfr--fnbusroi~~t ocr

1e ot i ~I_-~--II

1lXioty or co~s C I tliITli ~i d bull bull Avorago

I~lili1bormiddot Denton I cotho_ Busll~c4J La1iron- IVoodvffixd _--_____ i

K~iVolO x TOIlnIq 11956 86 172 397 4~H2 42middot~l) 273 ilmmoo 11669$9 13~236~8_ ~6-342~ 7 25~2 IComnehe 11673 110 101 333 ~16 388 250TOIlIlUro 6936 74 165 299 267 3-88 239KDNDloB)80 48 74 303middot 287388 220Chidkon 11754 52 129 32bull5 205 302 203Jlhrly Bbckbilllmiddot~middot8856 66middot 1O~8 IS~7- middotmiddot242284 17 9

lKmrod 5146 48 57 268 219 249 16-bull8~1O-rkof 1442 29 77 245 199 241 158_Bl_1C_kl~ulh- middot 6251 54- 100 19=1--~~15 bull~1~_----29~bullO__ 157

bull of bull

(bushols) 114

(p~cont)~middot 199~middot~ --

In orelor to SO7 tIle _b ellevi or ~f the vriotios for C SOtlOTJtJt longerporiod f the overCge

Palm-ee 1Ccl tho

~~o varioties are listod in order

~ yiolds for 1939-41 ~e sULlrnrized for 9 v~riotios ir- toble 4

of the roiC11tccl ovcr~~g()yield bosodon tlie rsuHs of 18 sktioryo~t tests

highest over~ge follOTed by Cononche CHCfr[lll ond IenrJLrq EJlcorkQt Co-1dmiddot Ifru~edInd the lotost

overage yiolcls The oiler ofmiddottilO lec-cling Y~~rictiGS is tle sene -os for the 1938-40 ovoroge e~

copt thd Tenrrorq m91l lQl$S lJigh0rthik~Blockhul1~

tests at 7 stu-Toble 4 - Su-rnory of over-ge yi~icls of 9 winter wheot viUieties gtown in plottiOllS in the southern~district for all or 0 -flart of the period 1939-41 =r SEelspmiddotr nciE --I

Vnrioty CImiddot ood Weightednumber Law on vrrd nv~~_ __ ---~----=~_--l

NulI1Poi ofyc0Xs grown 3 3 3 2 3 2 2 PnwIioo - 11669 middot205 190 - 1S-8 244 360 175 396 248Comrincho bull 11673 231 - 177 169 26-7 327 183 387 2t4Chicfkun middot11754 middot213 -172 bull 170 214 315 170 367 228TOI1JllQrq 6936 193 199 150 245 304 167 337 224

Blocklull 6251 1S-5 180 132 183 292 176 389 215Krwivcle 8180 174 152 155 234 296 305 21-03Ebrly Blockhull 8856 19-8 i81 136 206 286 192 294 210

J Klmrkof 1middotl42 148 150 135 200 27middot1 16~0 344 196W Knnred 5146 middot172 158 142 220 273 151 186

I~

Formiddotthe cCl11rcldisttibt ampitivJere reported froD Sixstt1tionsmiddotin 1941 (tob165) ~ho

d1ta orcfoirlycbn-sistcntoxclt1gttinmiddottho Coso ofNorth Plotte~ Pbirio6 ruJked firstuith un aveshy

roge yield nc~rly 3 busholshigher tlk~ Coonncho valieh ranlod second Cbie~~~ r~ed third

Tenrnorq fourth ond Choyenne fifth Nebr6d Bkiclrllull nnd Khotkofvlore t tho bottQm Qpound the

listbull In ViCIl of th0 ambimt of wintorkilling ot sorie of thcsostbtions thohighoverJges or

Povffiac and Cornncho weve 0 surprise In toble 6 the avorgQmiddotyieldsfo~ Jdh6 lost three yo~rs

h

for nillltl voxictics grOVI11 at six sbti Jns ~e s~izcd~ lotIlCO rolccl firs~ ~ayipg on jdvontogo

in yield of 14 bushels over Conll16he~ In third IJIQCc TcS Chicpoundlm1 foli~ved by Tenmrq and

Choye~o Korlred and Kharkopound l1odthehciWest ~vcr~cgc yields fOr t20 periodbull

Ta)lomiddot5 ~ SUDI~117 of~voiogo Yiold~ of tho uniforp winter whoet varieties grovm inp10ttosts~t 6 stctions in thcoOl1trcl (jlistrict 1911

) ~

B-- - Avr~go-riTld hb~Sle_ltrDlrO JiT--E V~ioty ~ Cmiddot Imiddot ~North Jvergo

______ ~- middot_p~lb~1ihJJ11[~ttan HrlYl-lC)l~1LJ llkron Li_~~~E1Pl~tte __~_

PavlIleemiddotCOIDiJnClle ChiefkanTenmarqCheyenneNebredJ31ackhullKlmrkof

11669 314 42~7 410 15211673 ltl96 406 375 185

11754 263 35bull 0 367 1646936 239 350 386 1598885 281 2p4 342 12-9

10094 220 259 346 1186251 233 236 326 163

1442 187 249 331 120

-

2981521921511842007

15911~6

108

435

Standard error of amean (bushels)

middotStundoFdmiddot eriorofti mdbD (percent)i___~__ _---__--_-~ _

Table 6 Suttlcxy of avorcge yiclds of 9 wbter yheat varieties gra-min plot tests lt 6 stashy tions in the central district for all or r1 pert of tne poriod 1939-41

middotf + bull bull ___ _--~~-------~-f-m--

middot-V~riety CI li--~yerrg~1t~1middot~__~l~$l1el~

1______ nuober I$lbnhattan EnyUQolby l-11lk=middot~ran~~middotJ===L==-=--~==w~1Humb0r of ~rc~~rs grom 2 3 1 2 3 3

Pavincc 11669 318 246 410 110 251 129 225Comcncho ~ 11673 91 i44 375 135 186 145 21-1Chiofknn 11754 281 ltl27 367 131 200 161 211T~q - middot6936 26S 21~8 386 12 175 144 199ChoyeIL10- 8885 270 160 Y12 lO~7 202 190 197Nobred 1()j94 252 176 346 10~5 184 194 194Blockhull (3251 250 16~7 325 125 187 158 18-8KcUed 5146 228 16~6 352 108 172 185Khnrkof 1112 i 21Q IG1 33~1 9~3 151 169 172 i-- ---- --_ ___-__-

~~le Yields obiinedin the nciJftperil~istrict ia 1941 aXe prcschted in table 7~ Ihtn wer9 1- ~ -

i-qgtortod froq 7 sktIcii1s YTithfour v~-iriotiQlpeing grovm illliforuly For the average yiolas ofbull I- i- bull

ti~se sht i~S J iun-irdx lii111nrdi (d~i S8SSS 112a 0 Slight~dvLntigemiddotin yield fo11oel by Yogo

Ivhrr1in und iilinturki in the order I11Jledmiddot Excludimiddot~g the d~to from St Pul 2nd Gr~1d Rapids from

tlO aver middotgQs iunrd x 15illlnrdi (C ~I ~ 8888) rDi1ked first IDirkOfseCOl1d ai-id Yoga t~ira lviil

turki nd LVJcIIlL ~Dd thcloues~lt1vmges ~1 though tllO sprc~Jmiddot b0tv~Wen thomiddotmiddot highest Clil-d lOVlost Oye-

r~ge yields RS lossthl+twobUshelsOvwro3-yomiddotr period ~ot 6 sttions (t~b1e 8) Yog0 Cild ~ - ~

N~bred hcl the SDO ov~r-ge yi old cl9sely f oii6lOel by 1Jiii-~ra x UlinlltJrcli (C I 8888) mel Kl~-crkof -

-~

h

middotmiddot 25 (If

j Table 7bull SutJIDary of avercge yieJdp middotof 7 varieties of vtiilter heat grOJIiriplot tests amp~ 7

stntions in the northern district 1941 _ J

C1Gie ago yield inJ]iyencr exe a middotmiddotycrag-neIdVarictyorcross ci~ 1- St Grol1d 1orJ- oze- lVJOe- T-~ b sti11

-=- __ numocr hioscca p9u1 JEbpid~ dan IlDJl casin vrc tions tmns=J

Y1iIJrd x Minh1rdi 8888 167 214 24~6 35n 32~9 382 225 273 291KhJrkof 1442 gt66 ---- ---- 364 397 374 250 ~---- 29~OYogo 8033 87 175 242 379 308 40~ 247 263 285wmont 6700 Oi2 _- --~ 382 387 381 58 ---- 282Hobrod

10094 90 364 357 368 214 279-

Minturki 6155 101 179 2312 333 316 38~6 244 256 2761hrmin 11502 18~5 200 ~~- 367 30~3 32~~_181~~59 _2~_

~

StondJrd error of 9-moon (bushels) )44 207 218 296 279 102 092 O 7~ 091 St~ll1dDrd error of ~mcan (percont) 1258 1317 877 820 791 2 68 383 338 352

------11 Excluding St Pbul and GrciidR)pids

Table 8 _ SUrnrDu-y of CvorL1g~ yields of 7 wintor whcnt varictics~0vmii plot tests at 6 stashytions in the ortherr district for 011 or n part of the period 1939-41

ifoight-Cd~ bull bullbull lt

I - d ~r~~101s Pj-ClO 2t -VJXiety or crQssgt middotmiddotCbull hor-I Boz~ iIoecj )ve- I

= i 11Uniber vifasocn iclcn-L-L1DIl I sin Ehvr_o r~ 0____

llfumbor of ye2rs grOqn 3 2 3 3 3 3

IYogo

87 L1509 199 298 8033 353 360 311 iNebrod - 10094 345 116 396 493 263 180 298Hinard x Minhordimiddot 8888 366 905 355 457 290 178 292Klinrkof 1442 308 92 383 494 277 200 292Karmont 6700 80 362 494 282 202 284Minturki 6155 316 97 349 164 285 184 283lvllLmin 11502 349 135 359 404 246 154 275

States

In scvorol of the StG-tcsthero lore two or more coopdr-diing st2ti-Jl1sfrom vThich date Tere

rocoivod- in 1941 At sono of theso stations only the unifort1 voriotiosmiddotmiddotiere grcim Thilcct

9thors aMit ioriaJ varieties were included It has been the practice to sUlIlt1arizethe middotdiitiJ by

St-tes by averaging yields from all stations within a Stato In ]941 more thun onc stntion reshy

ported data in Tcms Okluhoma Innsas Nebraska Mim1Cs0ta arid Montonn and summariltls wero

~ mnde up for thoso

In TOlqs lmiddotyoriejie~middot tero grOim at the threo sktions (Ina tho averoge yields oxo shown

in table9 middotKrlIN~O ~T9nparq(CI11956) lvbrlin x Torunlt1Xq3(CI 11805) Fameo 2LJd COIJQl1o

che hld the highest oVeroge yields For tho yo_Xs 1939-41 includh1g9 siction-yoors Pan1eo

Comanche me l~rt~l x ~cnr1IJrq3 (cr 11805) rll1kod the highest

Tw stptions rcportQd datg bOk1~10Ila in i941 (table iO)~middotKmmiddotIvnlox-middotTonriarq(Cl 11956

raJlked first COIp1chosQcond pndJawnce third Foral1or1i POxt of tho ~pcriod 1939-41 5 stu

tion_Y0Qrs Pamoe 1115 had the highest DVercgc yield follOlCd by CoCucho and Tenoarq

- 26 -

Tobia 9~ -l~vr~goYiold in ~ushdLs por ocrbof Tintor n~lot v~riCtioslt grOmil~ plot tests in OxS 111 1941 uld V101ghtod ovorgospoundor 1939-41

191194I9181185

16015 7172144166

---------~-------I-+----~-_---+_s---- I

-=--olt-c- u-----Ra--~middot-l I1middot I2 I5 I

I

I

218205190

181-179 169

- 14 bull6 )A2

124 120 middot117

115__----

11956 11805

11669 11673

6936)11754 12106

81805146

8856i 1442 gt

6251

ViriJtJ~ orcrcs s j lie1 I~--1----- -- ~ i-2luobvr

~~~~c~gt=~ Phvmoo

~ ~ 06nonchomiddot ~

6~~ 11middotI ~odIL-rd Fcdorot ibn x Tcrunrqmiddot~~o Jihr1~r Blaellthull

middot Kbarkotmiddotmiddot Blackhull

2i

6347

59middot~

1011

303314272280276

-254275249252248243

Table )0bull- veroge yi~ld in bushels per acre of wintcJ wheat vadeties grown in plot tests inOklaho~in 1941 DrJd middotvrcigltcCl uvcragos for 1939-41 I

1--------------- Imiddot J ~-)vcr CyiOIirTn--bu-Slh-Cl-S--------IVoh6tymiddot6i- cross j I c] 194~ 19~941

1----------__~__~ I numbor~ (2 stohdns) 5 stohon-yeJXs Bonk _

Kawvo10 x Tonmorq 11956 356Cornoncho U673 352

middot Pavmoc 11669 345~middot1VolC gt bullbull ~ 8j80middot t 338 ~centnmorq 6936 32$middotDhoyenno $B85 277]trly Blnckhul1 8856268 middotChiofkori H754 254

-Turkey 1558 24~OKanred 5146 234BIQCkhull 6251 221IChnrkof 1412 220

1 _

Doto wc~oroportbdcfmiddotr6mthroo shtions in Kll1s1sin 1941 (table 11) lith thirteon vori-

middototiosboinggrovl11uuiforI11y pavmoC~lod thohigl1ostovoroGo yi oldfo11owei by OOIlahcl1O and Ebrrshy

middotlyltBlookliuiimiddotxToiu1orci (CS~ 11952)Chiofko1rCrJkodfauxthoJdTeon1rq fifth For the 1939-41

poriod inc1uclllg 5 station-hcrs tl~o vrictios rQ21c in tho follovTbg ordorfor yiold Famoo

COrnW1C1l0 Oldefkol nndTcnImtq

In N0br~sl~ tuost~tions rcpo~tod amp~to mld ~t theso Ncbrod hod themiddot~igllCs~ uvorogo yio1d~

fanowed by hwod x Blackhlill (CI 1184-1) ondPQImoo middot(tabl0 12) COJ1ltJ-1cho tC1l11ltodlast duo te

wintorki11ingmd hessibiJfly dDago Cherenno soloctitm ChOyCn10 Povmee ~dmiddotNobrod had tho

highost longmiddottir1o ovcrigcs C

IVbrnin had tho highostrwOigd riold in IVIinllosota in 19lt1l(hole 13)~ MinlXd x iv1ilJi~di

(6I 8$88) o~cl H41Xi1int~t1cl2(f)Il41~Z701-)a1sbr8jllcd high Thrcoviiiotibs iAiliarQ x IIpoundrgtshy

middotlnrdJmiddotmiddot(CI 8883)- rc1niplusmnl 6nd IVlJntWki foJt) aDout equ61 foriicldfortho lastthroo Yo2rs

l

- 27 -

Table 11 Avqrqgeyielci~i~busho1~middotPQrocreof~linbex ~1heatnridtlestpOIinhiplot tests inKansas inI9~1[Jyl vrcighted avorgtgcs for ~~39~n

Vnriety orcro~s CCIhunber_J-gt

PawneeConanchohly BlnckhullChiepoundY-anTonocrqCheyenneEJrly BbckhlllOroNebredEDnredBlockhullKharkofTurkey

Table 12 4iv~rogc yi91o In bushels oor nere of VTil1t~r hed br~etiosgTovnl il~ plot tests inNebr~slm it 1941 ti1ld Vrcighted avcrrges for- 1939o41

Vortety or cross

NebredKanred t Blocld1UllPownee Cheyenne selectionCheyenneChiefkanTurkey selectionNebraska No 60BlackhullTenrnarqKharkotComanche

CInunbcr

10094llSmiddotH1166911666888511754

115776250625169361442

11673

20~1 200119~4192

180 172

168153135131130Ip

189

190 199

190 18i---~

175173190162IS6

4

3125

67

1098

3

21

-

Bank -~II

~---

~---

----

331

334 337

- (

211209193middot17317i1amp81$~8142

6155

8033---~

-----1150288~8

MJrminMinord x lViinhtrdL amp44 x Minturki2 (Minn21QlfIvrinhtrdi x lik1rquis(liiru2699)Niinturki H-44 x Minturki2 (Mil1l1~ 2702)Yoga bull ~

H-44 x Ivinturki2 (iAiill~ ~mo)

Table 13 Average yield ill bushels per acre of winter wheat varieties grovID in plot tests inMinnesota in 1941 and veighted avcrnges for 193941 r -jy~~ middotidld inbushels

VC1riotyo cross Clmiddot 1941 19 9 1I----------~-----_----c_~_1--number 3stoampJoi~~r (13 stationyenrs) I

In Montonoeight v~ieties vvbre grownunifCJrtlr at 3 stations 0$ shown in table 14 middotKLz-l l - -

mont Klk1rkof and Nqv1tirk r~ed highest in 19~1 liTlllleTClrturkYogo andfDrmol1thndt-he higlo

cst yiolds during thb~~e0period1939-41

1---

~middot28

Table 14 - ~ver~~ge yield in bushols per oo~~ of Tinter he-t vu-ieties grovm h plot tests ilIYTontQIllJ in 19~1 and reighted bvorages for 19394J

Voriutymiddot o~ middotcros-s---] cI~-~~i~~~QshgS-middot_middot_middotmiddot--~-middot-~--=l____ i numbor Lt3 st~2)rsLlt8 stob~ors) _middotR~E middot_i

K1rcont[ 6700 312 30bull5 3 lGwrkof i44~ 340 302 4 INewturk 6935 336 308 1 IYogo 80~3 319 3062 WLinturkimiddot 6155 315 292 middot5

IHebred 1009431~3 289 7-Minard x IvLinbardi 8888 312 290 6 II_~_r_mi _middot--- -+I_l_l_5_02_~- ___271 I 251 8___

1

II

$UJ44ARY OF A~ONOlinC nTA [

The agronomi ]ata other t~ ~ield have been sUIDIDarized for each distriatpoundor 1941 iii

tables 15 to 17 Ih~ach easo the CLlt~ qre overogcd for as lIQJly varieties and as many stations

as possible The numb or of stutionS ehtoring the Qvor1ge is shovm at tho tOlJ of each column

The dik for ~h~ southo~diSt~ictbull arepro~entod in~~~lo 1middot5bull The or~leadodconS~dei-nbly eJXlierthancin1940but the relhtive ot1liness of the wriotiesrerik1inod the SQille

]hdYBlackllullh~ridca t4e~~liest JUlr lov~e~and CotlUlchc wore ~yenJiormiddot tmn Tc~qChiefkon overoged~edo e2rlier t~mxf BlackhuIl RipOIi~g htes shoviodo narrower rCl)lgcioXid

in this case BlackSult ovcr2l$pd ono ddY emiddotmiddotrlier th-n Chiofkan For height KcwlV21e WOoS thetoU- ~ ~ - ~

ost and lavmeethoshortest Lodghl~ d1ta from tilO sbtions SL07 toot Chidlmn ond ~r1yBlcck

hull lodged the ]jJo~tvlhile CotlnJ1c1~9- 8nd BL1ckhull Tero ciso wenk It ymS generally obdervod

thlt tho St~amiddotl of- ~lBlackhull T~t~ rQS i~lined to be Teolt in 1941 Kowvale ~Tonlmrq (cr I

11956) Pmrnce K~tyenale and ConianClicilmd lOYT 6vCtDgd LllfeetioIlS of leo rust Test middoteighbs

VIere 10 in the district with FerlYB~ocldlUll hvil1g the highest aver(lge of 565 pOU11ds per bu- -

sho1 KavlVale x Tcnmaiq (Ct 11956) ranked second end Clliefkru1 third for ovcrage test Vleight

I Table 15 - Sutlllry of agrononic chtq other tInn yield lor vlintor varieties grown at cooperatiIlg

stations intho5Olthc2l1odistet 1941middot

iI

1llUDber of stations ~ 4 5 2

KoVlvole x Terunrqo 11956 I~ tl 13 37 35 gtPowl1ee 11669

~~ 19 13 36 30 5

Conlche 11673 May 7 13 37 5S aTouulq 6936 Xiby fO 15 39 50 23KavllTc~10 8180 bv 3 15 40 29 5Chiopoundkan 11754 ~y 10 15 39 66 58Jlhrly B1acld1ul1 8856 Aprij 29 8 37 65 65Konrad 5146 lv~~3 17 38 60 65IChoikof 14~12 IoJbiy +1 i8 36 52 68

Blackhull 6251 l~hy 11 M 39 5e 63-__ ____ ___w ___ bullbullbull __bullbullbull bullbull _ mR_ __ bull____bull-~--~ ______ ---- - 4____middotmiddot_middot_~ __ middot ___ _- __--

I gt-

5

56~0

54_6550 tmiddot547534559565

-520510853~9

i

- 29 I

TliO~ c0TJtfulmiddot distdct cl]ii ~0 avorCgecl for 8 vCri9ties Jcl aroptosortod hl tolo 16 bull I

Nobrcd old GlcyCI1ne hal tllOl1ighost avqroge wintor sUIvivaJs T~le two cotlicst varioties woro

Pameo old Comu1ce both ovoroging to cbys ec-rlier in loCJing the-- TOPDltirq klmrltof l0odod

the latest Fawnee ripenedtmiddotwo days earlier than Comanche aldfomiddotux days carlir thcul Tennarrl

For plant heig1t l~obred wns the shortest and C-dcf1f4IXl tilctallost Loaf rust infoctiol1 nvoroged

tho lowestmiddoton Pnwnce andCocamc1Jc nJlp the highost onliobred Culm cOU-lts slOVI Pavlloo cnd Noored

to Imvo hud tho thickost Dll Tonmorq tho thilmost stoncls at tvo stQtions ChiefYnn hod Gllo

highest avercge test vmight por bushel with lIebrod tclci~lg socond ond Pmrlee tird

~ -

Table 16 - SunrnnIJ of ogronoIJic dJta ot1er tra1yield for vhter rhrot varieties grovm at coshyapcr-ti1g stQt ionsintl1e celtrcl district 1941

Voriety rcor J(ampte-=r-t----7-LuOc----+-i vcrcmiddotgrmiddotto es I10igJtnunber survivrl E~do4l~_o I Hoipoundt rust_ r ~shol_1

--=------ Percot ~IJ[JY (IclldS)(porcert+=-~~=-umiddot (PouldS INuobor of skt ions 4 6 5 6 3 2 6 IPawnee 11669 69 23 June 24 31 24 260 580COIJm1che 11673 65 23 Juo 26 33 25 162 575Oliefkon 11754 66 25 JUlO 28 36 39 184 601

ITcnnarCJ 693665 25 JUlle 28 33 47 155 56 8~loyel~le 8885 84 27 JUll0 29 31 69 215 578Nebred 10094 92 26 Jule 28 29 75 251 58 3

IBlac~lull 6251 69 25 June 27 34 65 195 57 6Klmrlwf 1442 74 28 July 1 34 65 i72 565

In tho aortherndisttict seven varieties tnypo conp1ed for clmrQcters othor tJl(1il yield

(ToMe 17) olthough tho data Dxe sotevlhnt frogncntorJe MJXDin and Minard x MiwJXdi (Cl 8888)

had tho highest avertlg-o survivcQs Marnin heoded the earliest but vras l1ot ripe os oorly as sone

other vQrietios ilt four stations Nebred hOO sligltly the shorter straw Loopound rust averages

shcwed -no ltliff0rcncos for t10 vJrieties but pound01 stoo rust Yogoand Nebred hod tho lowest eweshy

rages liunord x Iunh1rdi (Cl bull 8888) had the highest avcrcge test weight per bushel with iL-gtr

Din and Nebred being fairly goo~bull

~able i7- Suru~Uy of agronooic c1ltlta other thanYio~d far vTintcruholt vcricties grovm ot ceshyopercting stotions in the northonl district in 1941

j

Y tmiddot ImiddotC IJXJO Y ormiddot crO-5S~ bull bullInmbor

=-J~T

Nurlbor of s t-t ioi1S 3 5 4 4 3 2 3 3

lvIinurd x ipoundil~mrc1i 8888 77 12 14 34 78 17 92 79 601Klmrkof 1442 57 11 13 35 25 585Yogo 8033 61 13 14 35 87 5 85 65 581IfurlJont 6700 53 - 35 - - 572Nobrod 10094 64 11 13 33 7 - 592

li~Minturki 6155 65 12 13 36 89 8 89 67 575Mornin 11502 78 10 14 36 74 44 90 67 593

I----

~-l

SU1EmRY OF PLOT DAXLii

The 1941 crop Vls subjected t)severe -rintorkilling L l~ebroskn ci1d yeninuesoto hession bull I

fly and 16efrust~~ in Nebroslm ~d KnnSos Clld both led qnd steD rust infection farther

southII

Ill Oklcll0t and Texqs tdomch Ll0isturc YJQS reqe~v9d QJ1d ot sor10 stations lJUVest VloS

difficulti

(

In the southltrn district Kawvale x TenmarqCI 11959) a new va~iety in plots ranked

first fOJ yield with Pamee and CoJlaJilche second acd ~hird xspcctivelyI -

The Blackhull wheats (Bla~lili~li EJrly BlackhUll end ChictkDn) lodged or broke over

badly in the south~~~aJst~ict-under ~heextreIieiyrot coJ)ditiohsc

In tho central distrJctQvrnlte~Gorinnche and Chiepoundlon ~md the highest averoge yields at

six stDtions- 11he~o 1faricyics mde tlese averages in spitc ofvlint~rl~ning in ~Tbbraslro caused

by th6ArDistice Diy itorm~

i

HdreDpither vCgtricty d~d ICll in 1941 duo to

The bmiddotluvior of PowilCe Cfld COlJllnche is fairlyconsistont ot all stations in tle soutlcrn

ondcQntrol rlistricts cxceptot lIorthiPlcgtttc +

win~erkil1ing lt1J-ll neither roucs higllhcthb longer tine ltlv-eruges foryieldI

In the ~Qrthem dist~ict Minatd x ~i~11rdi (CI 8888 ho(l thO highest overgeyic~d 0)

five shtionsKhorkof rnIiJced seconaiond Yog~ tMrclI

Tle tVTO ncvrly naned hcots Cononche olld Immce nucle good records Cooancle is being

increosccl ot Chillicotheolcltbe plcn i~ bo Clistribute it froD t~1~t station in 1942 Pownee is

bc~ng increased and purified d WJltmhoJtcn Q1dLincoln Nebrcslm IlnS clecided to iistribute the- - Imiddot

j

variety as soonos seed is avoiloble but 10 clcpoundin~te action las beetl tolton by IC-1o1Sos WhileI

neither is 0 perfec~ vorie~y it is f61t thot each is a step fottlord JTJCl eoc~J sloulcl clo well in

its-~pted 2Xeo

fn Mil1Ilcsoto the behavior of cOJtoin FM x Mi~turki2 ~trQins WltiS pleasing ~hese linter

vlhoots corry the Hope resistalce to loaf end sten rust

In the fall of 1940

tJHIFORM YIZLD NUESW _I

the uniform yieldti1UserY was seeded at the same 14etdions in tIle ( central and southern districts as in 1939 AtBushland th nurSG1J was seeded on both dry 8JJd

irrigated lanG4 Th0~ntirsQrYcoriisteaof 30vorietios cnd strcinsoach seeded in tlUee rod-rowbull 1-

plots IJIhe Il1llber of plots of each Ir~iety at a station varied from throe to five In tabIe 18 )

tiJC varieties mokirJg up tlle 1941 nursery together with StptQ r-Jld CI nunbcrs arc sho~m -

-------1IIIi

------~-----------

31 -

Tlt)biols -Vori~tios of Tintor lhoct grmm in tho uniform yioldpus9ry1941

~ -~t~r-~~~_~_- --t~~Lstt1~omiddot orhybrid nunbor

I Khnrkof 1442 -------Blf3cidiu116251 -------Erly Bhckhull middot8856 -------Nebred 10094 Nobr~ l~o 1063

IComncllO 11673 KD11S lTo 2729Kanred x Blackhull 11844 Nebr No 1098Pnvmee Ii-S69 Nebr No 1086Hope x Cheyenne 11969 Nobr sel No 363339Kawvale x TOIlllkIQ 11950 Kans 1102726bly Blackhull i TennUq 11952 KanSi No 2739Konrcd-Ihrd Fodoratiop x Minlmrdi-Mipturki 11970 Alltrop No 130Fort Collins selectiop 11971 E G 1143Cheyenne x TentllDIq 11972 Kons Ho 2748Cheyenne x Terunarq 11973 KUns lTo 2751Kawvnle x TenLnrg 11956 Dentop DTo 35-34-117iYhrtin x Tonmarq3 11823 D0nton~0-50-3~128Kanrcci-Hnrd Fedoration x TOl~q 11974 Dopton No 37-34-54Konrod xH~po-K~rd Fodoration 11975 Akrop Bo 533Konrod x Hopo 11976 Akron No 850Compound Cross 11977 A1Uon No 874 Choyonne x Thrly Blockhull 11999 vVoodv-rard No 1126CpoyorJj10 x Ebrly B1ackr-ull 12000Woodtmrd l~o 1127 1

Blackhull Xcrloyorrq 12101 H G No 40-102 IBlocldiull Tcnmrq 12102 H C No 40-115Choyonno x TomlDJ-q 12103 ll1s10 2749Choyonno x Tcl1Darq 1210~ ~ons No 2750 I

Knwval0 x Tonpcrq 11992 iobr No 1114 IHope x lJurkoy 1069 11964 Nobr sol tIo 363401 _I

KonrodHardFodqration 25007 x TorJDltUq 12)06 Donton sol No 25-34-44 IEinrcid-lbid FoderatiJn 142 c ToImUo )2105 Donton sol No 3334-303 I

----- ---

A cODpL-rison of tho 1941 list wit~1 tlrt of 1940 will S1011 onuobor of changos in tho nur

sor T011 strai~1s which SO~~JDod to bo 1ocldng ii1 ogronooic volue ond which roro not 110aded for

ecological studios IOrO roplocodby norror soloctims As S0011 as a strin is shown to bo 10ckirot

in somo tDIiortont chI[1tr it is omittod frootho nursery qlthoughit still my bocontinuod

at individual stotims Tho strais mvLg tho bost porfoJlOllco il1tho nursoryaroadvQncod to

plot triols 1m attOLlpt is also mdo to avoid too llJ1y dU1Jlicc-t ions botvroon plot ond nursery

tosts

DATA OBTAINED

In tiibl0 19 oro prosontod tho dta fron tho 13 nUTsorios No d~to Joro roportod from

Stilhntor bGcous~ of dipoundfo~ontial stQl1ds duo to sood trotnont tQLld from North Platto duet-o

wintorkillil~g FbI 0~Ci1 station tho variotios oro list~a ~11 o~c~orof tllo 1911 yiolds anClO1ly

the Ct poundlUii~ois nro given ~or id~l1tificationbull ~vor~go yiolcsru1d rOJll~sfor thoZ-yoar poriod

1940-41 arc givon TI1orevo~possiblo~ Pata othor tl~)yio1~ aro includcdvn10ncl]jroctors conshy

cornoclsoooocl to be rol~tod t) yiold or vrhon tho dDta shorrod lifforoncosboliovodto bo of inshy

torost

At DOlton tho nurso~y yiolds ~Toro sonovrbct bottor tl11l1 -th)sO obtoinod from tho plots

_________________________________--L ~_~ _ ___~

32

The highest yielding 1ori6tiGs~middotcrcCI 11952 C()nnnche CI 12104 und 11956bull Foro bull 1 bull bull ~

the 2-yeor period 1949i41 centu~ nupbq~sl~$Q2~ 11956 ruld Pomlee hoiro rod the highest ov~~Ctgc ~ bull ~ -i-middot~middot bull(~

yields KlDrkof llL1d the ioWs~~r~~eylq1dfor -Chis some ]criod~

The stroITQ-S reth~rtlmiddot~t~picothe rmd before h2XVcst considerblo loelgingo~ - - bull - ~gt~)j bull - 1

curred in most of the V~idtioSmiddot middotAfltf70fbe stiffer stXouorl stroins nercQo~lChq GI~ ~lm

bors 12102 11964 ond K~k~f lh16 B1ockhullmiddot ond l1rly$itCl9lJl11 s~J~ieel tlicC)~e~t str6~~ bullbull ~ i bull bull ~ bull bull -

Consiclercble rust cl079loP9d Jsppqiql]Jyon ~usceptibL vorieties while CI~ Iros lH~64 11969 ~ ~- tmiddotmiddot-~middot~middotmiddot 11 ~ i-

and 11956 showed some resistmce to bdth lealbnd ster1 rust ~ Septoria irifection~m~hOOliy on

all vorietmiddotio~ eicampPt(iIlti li9S6~~esJtv~i~h~vmre 10Wr~ging from ~6~6 to 8~pounds per

bushel

- 6Zbus~lCls per ~r9Jii~hPtivirc991~

- - I

nunbors 11976 Qildli97idt tll~bo1tOtiJ- - - ~ -

nui1bcrsl199Z rrl 12104 2t tho top of~16 list G-l1c1 qfr~

For the Z-yell joriodthroQ15t piuf3 aic tiod for~i~$tbull bull d _ bullbullbull

p1oce in yield noDelyPlt-~momiddoto CotibtJpl~omiddot and CI11973 Duri tins ~iirio peri6dNebrqclKlm~ t r bull

-

I bull bull

TIe highest yiolcli~lgVorioti6~yc~cIIi

kof md CI 11977 middothil1t10i~6ii~centrg6lt7ioldsbull l_-~_ ~- )~ f ~ i lt-

In the irrig2ilQcluursery tlt E3u$l~l1ii~lt os llOig2ts ranged frOD55~Ot o6i5middotJ1oUI1Jspdi~u - i bull ~ ~ bull

shel ad t10 yields fr6h40~4t~ai~2bu~~dlspcr acre - -

PovJnee C I llU9b0rs yl972 oclmiddot I199sthi1o]brly l3Lockhull C1ld CI 11975 ~qrd low tJ~~1940

and 1941 Yieicl~middotbyen9middoti~1middot~6r~ i~bl1tit ithe $e t~oe voriqtJ8stli1~ poundotedfi~~t ~n~[~4~middotmiddotVlCr(3

blso ~igl poundor t~e 2-yClt1Z averoge

The drJr land ~~s~y atl3~~~ffCL gave yields only ~Jig~ttY 1ower than those in the irri_

g~t~d nUse~r~l this estconsid9~JlJble)oafrustd~Vieioped onsvsCOl)~ib1eva~JOti6smiddotpound1Jlclthe [

~st vmights vmr9 $QIlow1W-t 10vwrthaniiIl tho i~rigatee1 nurs9I lheTbiot ies hoving the highest I

yields wereG~I nuppors 1Z105 1199Z~ DIld PO-Jllee while CJ~ 11915 ~6b~od~ QLld CI 11971 1ero ~ -- - l lt - bull bull

low GI 11l50 Pa010e and Cltl~6 11lJvo the highest ~yc(~ro~prgc intliis d-ry lGnd~

sory test ~ -

lt

StroxT IlQS Ullusually tall rt WQ~ehlTrd Vlit~l hoig~1tS Jol1gil~froo45 to 53 inchos i1d CIS

IJight be expectod COllsidercb10 lodgihg qccuJted botore lZVest SODe of the stronger sbroTodimiddotmiddot middotmiddotmiddot middotmiddot

strainsrere CInunbqrs 11977 1197~ oncl 121OZ ~e$t weights lTerp fqirly good illriost cosesbull bull bull bull 1- e _ bull

01tlOUg~l one vr~rict~IW0 woigIlt of~6 pouncls per bus1el Two vorietics c I ilunbors 11952 C-l-w

11972ri91dec1mprethml 50 buslels pprlcre~ CJl(l 11 vc1rietiesmiddot gt(1 yiOld bot7oen 4OQJ1i 50biishy

shell por nerebull Bo~ed~l1 tho2-YO~t-~crge the J1igllostfi~ldingvoHoticsmiddot lC~~ CI ilW1borsmiddot-bull

11972 ~1952 0ld l19 wljilo NCQre~ CI 11969~ oJ1clCI~ i1977IXtd6thepoorest yidld ~ecordbull

At MDcl1Qttcm LQclgi1l~ ilOSrqpo~ed for 0)1 v~rietiQsLiltj~ough CI Ili~f1bcirs il974 11971 bull i - -_ ~- i

mcl 11977 stooel up t~le best ~c1f Jrust rcoclii1gs llOrO foitlyl1ig+1 i~l nost coses DJ+etcol~idcr6blo

S~9Ll 1llst ~~eve~qped bull 91ointoxburomiddot]Qs f[lj7~y g90~ 0c1 test neights~ lith on Oxc9t~~ir~god

-33 ~

froD 55 to 616 p01X1lS pOI bushel Tho ~ighost yioldiucvGriety CI 11950 gave 413 bu~hels

per acre while thelore5t yield vlUs168 bllshels1er acry( Additional vpxieties giving-tho

bet~bcr yields were C~I12l-9amp CI1l956 qnd Pavmeebullfor the 2yoar period cl 11950ronked (

iirst Pawnee second OJidCT 11952 thiro This last ThUled variety is exbroiaely early [~d is

boing considei-oel as a p05siblo subst i tuto f01 Ehrly 1lockhull Strnins such as Khoi-kOf BlocY_

hull and Nobrodhave boen q1dto low in yiold tho lcst two y~rs

Wint erki11ing occurred at ibys with SOLle VJriotios having survivals as 10VI as 63 p()rcont

11I

while others CltlJ1e through the winter with porfect sta-cls StrQJmiddot vms fairly tdl and dorisidoroblloaf rustdevclopod Ol~ all suSccptiblevariotios~Thoyielcl rcmiddotngod from 525 to 196 bushols

per ncro lLnking tit the top of tho list Jero CI numbors 11~5Q1l974 ond11972 d~lilo Jt thlt

bottm 1I~rcNebrod ond ]hrly Blackhull in tlds cso a lctcQnrl onoxbroDoly oarly variety In

genoral the lS4L yields nro in lile ulth ullO 2yoar wcrBe

No w1wberkilling was reporiedfrom Akron but the dry wecthor previous to harvest causedmiddot

straw to be short test VTeightslight and yields low The lighost yields 7ero reportod for C

I numbors 12105 l2l06aca 11952 No 2-yoar avoragos are sholm for this station sLlcO tho

1940 crop v~s a fai~c

At Fort CollL1s grmrlJh VJaS hoavy as l+sua1 the strm1 las tull undbeforb bargest all va

riotiesIere lodgod completely Yields ranged from 69 bull3 to 449 bushels per acre The throe

highest yielding strains Lll 1941 Tore CI numbers 11974 11970 3nd Comnnche For the 2-)roar

period CI 11974 raDkod first folloITed by Crnumbers 1~950i 11970 c-uiQ Conmche

Test Teights at Hesporus ranged froll 60 to 64 pounds por bushel aJd tho yields from 648

to 349 bushels per oore The Mghost yielding vorieiies lere Blackhull cr 11971 Nebred

and COLlCXlcllo 011 oflhich gavo moro tIm 50 bushols lJor ocre ~nscd on a Z-yodr averagef

Comanche had telO ~ighost averoge yiold poundol1Oled by Blockhull CI 11972 old C~r1l974 The

agreenent betllOen tho 2ye8r nvelngo o1d the 1941 yields is lotsO goocl at tllisstation

Winterki11ing was very severe at Ames but the rellJtionship between survival and yield is

not very close For example cr 11969 lith a wnter survival of 86 percent yielded close to

the bottom while Cl 12101 with a survival of 26percent rmuod secOnd for yiGid so it is

apparent that other htizard~YiOre prE)sent Test vrOig1lts whore obtained rangod from 543 to 590

pcn~nds per bushel The highest yieiding v~~rieties v[ore Nc)redC 14101 bnd KJ-1rkof The six

lowest yiolding strains gave lessthnn 10 bushels IJer acre~FOr~ tho ~yo6r poriod 194041 CI

1197f has hd tho h~ghest avorage yidld follmmd by Nebred Pa~moe end CI 1195Z

AtL~ncoln t110 November freoze causQd consid~rablewintorkUliilgand therelationsllip

botlTeen middotlintor surVival anltlyield iis fairly goodbull incre~re 5omo exceptions in tInt Nelired

Cl 11971 elld Kll2rkof rith good survivals ru1k6cl rolctively lQYI iny-ield This 1DsproboblY

~

ctlusod b~r 0 combiIl)ti0l or Joopound rUst lnfotion~ hossion fly ~1lngo ~d tho h~ ~ough~bull All

varieties except Pamee Carrieda foiply heavy lecpound rusb infect ion and testvreights were ratherbull bull bull ~ ~I ~lt 1

low langing from 44~O to 592 pounds ]jar pushel~ wo varietJ~sC bullI~ numbers1JS50 rnrl11952

~yields abOv~ 30 bushels -oermiddot acreTlhilo f~mvnietiosCInumboIsmiddot1975 J205 ~ii~77 - i

~bndi1976~yi~ldcd 10sstl1Q1l10 bJShotsporO-ltFo TIloS 10lYiolds T10rC accotap~io(fbY~xhrlJolY

low wintor suwivals Based on tho 2+ycQJavorago JihrJy BJacklmll hndtho nigh9stnverogoI - bull bull bullbull bull bull bull

inciinodto bo vL1tCrtoiiidor~

middot yiold fonowed by CI~tJUIilb0tS1l950~ 11956 t lmd Pamoo~ All ()f thQsostroins are early andI

COllsidcrrblo 1i11torkillingmiddot VJUSrcport 00 from AJliancbut tho dnto arc not too consistont

lith vih is knownofthdhnrdii1ossof tho dipoundforont vc~iotios For 0~10 GI11964 l~d ai

survivnlof l00porcontcomparod bo 8~ -percont for a1lJltof It is YT)1 Mllbtf1l1 if this xol~

tionshipis correct Grail1 quQlityvtLS poundcidygood JlJdyiolclsxogcd fro 0 21bull3 to 84 busholsj gt - ~ gt bull bull bull bull ~ bull bullbull bull

poraCroCl Dunbers 12102 121OJ~i[u1dKl11rkofampvctho highest polds in 1941 andCl l11Woo

middot bors 11975 11956 D-ld 11977govo thoi 10I10stones ior tflC lJ~r p oriod CI 11972 rc-Jko~

fiist for yielii K11rkofsecond CO~1Cho t1ird and Jqn_ecf(gtUxth

~obl0 1~ - Agro1ooic Q1d other dcto for uniforo willtor uhot varictics BiomiddotJ11 in rcplicQt6c1middot j

nursor-plotsincooporotivecxporioqnps at12 stti6ns in t10 hprd r9d ~yintor vlheot lnroa iJ~ 1941 and nvor-ge yiqldsfor 193g41

bull

Imiddot

14

23

7

611

middotmiddot15 i

91011 ~

13

245215

23322120125223~5

203

VS 36 580 196VS 34 q5~O 181V$ 35 560 17~91532 560169

S 31 545 167VS 37550 166VS35 588 165VS 35 540 165VS 33 560 164VS 34 635lt 161VS 36 50~0 155VS 35middot 5~5 151VS 33 560 154vS ~31 565 150VS M 54~0 149VS 31 510 146VS 31 510 1lt11

VS 3~ 560 141VS 34 5SW 13~9vS 35 560 136VS 35 51~5 13~5VS ~2 560 121VB 33 56 0 middot119VS 32 56~O 115 213 12VB 32 50 3 J1o3 lQ3 17 VS 3lt1 9~O li1 212 i$ XS

Smiddot12 470 9 7 l~ 6 16 I

v 31 500 74 19 19 VVSS 32 170 73 182 18_

34 166 67 130 20)DOCli yic1CIio~ Oiiy lio-middotinrieties IS7 ousl1cIs--

Denton TeJmS(OW 1 ) our p pus

Ptv 0CI

number

11952 April32 1fny26 601511673 April 30 middot1~by31~ bull 15 2012iQ4 ~pr~l 39 June l 15 151l956loiloy 5 tUne1middotmiddot 5 15

11669- )by 2middot JUl1C 1 13 1512105 April 29 lvhy 30 4 28

12000 prp24~26 60 ~311992 April 30 ~ 3q 10 23i2103 tllili)T 2 JulQ2 10 a5li974 ~pril 29 JUlio 1 13 4511823 by 6 June 2 10 1812106 ifby 1 June 1 5 28

11972 Ithy 1 June 1 18 20li961 YJ6y 2 JUJo l T ~ 011019

0 97~t~pril 81bY middot3135 5

May 6 Juno 2 73 13 11950 Yoy2 JIJll0 ~ middot3 25 A856 -t-oiil 22 ~vftw 2~ 58 811969 ~By 5 lIDY 30 0 011899 by 4 middotJun02 18 35 118middot1L ~Jay 2 JULJO 2 56~5

12101 ~v1Y 1J~)q~ i 58 0812102 ~IJccy 2 Junol 53 Igt

6251 ~4V6 Juio ~ p5 18JlSn uJpiy 2 ri Jii-1Q 118 5511876 poundtiV 3 Juricl 63 2011870 thy 1middot middotJUno 1 65 83

11977 1441 6 Juno 3 80 3511971 ubv- 2 JUll0 2 73 36I 1442 ~ Juno lt1 55 40

monaiirucrrar ofa Clifferonce botloOD tho

- - bullbull~_c- 0_ -bull ~-

TO-ble 19 - (Co1tinued)

ChilliCQt)l~middotTe~s--rFoux plots----

- to

1

I

-r- -_~_ ~~ Leat-IL~pging r-w~e )j ~vo~o-Yr-- -- C~I bull~ Dah iHQigh~rust I eld 1940-41 BarJltn1lIlb er headeC-Lmiddotmiddot i

Percent PcrcClt Mels Bushelsr- ------ CInches39~- 11669 Maiv 7 ~ 30 241 213 1

11992 May 6 39 20 10 231 12104 May 2 40 20 15 2211673 IIuy 2 42 8 5 21Q 213 111973 IipoundW 2 38 25 15 214 213 111972 May 7 bull 41middot 25 20 211 2Q5 412103 May 7 41 20 10 20611956 ivJay 9 40 T- 10 193 17~8 912102 iicy 5 37 65 5 17411964 ihy 2 35~ a 5 17middot0 I11970 Ilioy 2 42 50 20 159 180 8 I11952 April 26middot 33 - 50 60 156 176 10 8856 April 2middot1 34 65 95 152 183 511950 ~i~ 2 39 ~ 75 152 151 1211823 LlJay 8 41 25 ]0 148 181 6 I

I11999 lbiY 6 34 65 90 147

112106 Ihy 5 38 20 75 1-1712105 llioy2 42 5 40 14511974 Lioy 2 10 20 30 140 162 11 I118M lib 6 37 50 60 136 181 6

I12000 April 25middot 33 65 95 136 I12101 ihy 6 38 65JJ 15 128 11969 lihy 8 38 ]1 25 120 142 13

I11975 iby 1 36 65 15 87 129 1511lt12 ~~ 11 40 65 5 90 111 19 I6251 bullJJy6 36 50 100 amp8 141 14 I

10091 Lhy8 37 75 10 78 middot102 20

I11977middot Boy 10 37 40 85 74 n3 1811976 rJoJr 7 37 65 60 amp4 1l7 1711971 lifoy 7 38 75 100 62 128 16 I

I

Standard error of 0- difference between the meO-n yieldsof any two varieties - 321 bushelsbull

11 Severe firing of leO-ves

t ~

~

r 3P~

rabl0 19 - (Continuod)

~

r-Tmiddot

913

13

71215

26-9239231

250236

29026~290

246214243

middot281

C I HQi~lltl I IIIJXlbo_r_L-==-~==--L---==C-~~r--+-o+l-------tltilt---~c-r+~==+-~gtlt===--~r-t~plusmn-r~~ROr=cn1~ct

~~ 1

lJ669 16 JUri~ 25 32 87 610 104 320 I II

11972 20 J~o 29 34 87 585 392 299 2i11956 21 Juno ltZS) 33 i 85 600 3S3 29~7 3 i

12103 20 Juno 30 35 88 600 383 i11882 18 Julo28 34 85 600 36111969 22 JunoZO 34 87 585 35~611823 20 Julybull136 82 550 34011973 16 June 27 32 86 600 34012104 18 June 273S 88 600 33811673 16 June 27 32 85 600 32511999 20 Julie 0 35middotmiddot 83 605 32512105 16 June 24 32 82 60032111950 17 June 27 33 84p80 31911964 17 June 25middot 28 86 610 31211976 18 June ~e 32 85570 30911977 20 June 29middot 35 77 570 3071210220 June ~ 34 86 600 30 711844 20 June 30 34 86595 middot2991442 24 July 1 36 86 59029811~52 12 June 22 32 87 615 29812101 21 June 30middot 33 85 600 28910094 21 July ~ 31 85 590 27911970 20 June 29 37 85 595 27411974 18 June 28 31 77 565 27212000 14 June 25 32 83 590 27212106 14 June 24 32 83 570 271

6251 20 June 30 3433 82 580363 213 1811971 20 June 29 81 575243 229 16

8856 10 June 2Lmiddotmiddot 32 80 580 ~ 7 1amp5 20 11975 16 June 28 33 80 565 212 211 19 i Imanaarcrerror of a differeJiii6~qiyroojn-1homQanyJo1dsof~~tw6-Yltii-+oti os - 3 ~Dushors----

I

~

ft

- 3$~

~able 19 - (Continued)

37~0 4

380 3

364 5

318 63~0 8middotmiddotmiddotmiddot314 12

341 7[327 9

325 10 J~

I3h4 middotmiddot12 3]5 n

~$~7 15

In1 17

29~4 14 ~

a74 16J

267 18

227 20237 1degJ

53509493491 479473-15244-7middot146433j27126middot12139939638$ 3943793793723563-123263r630~228~8

2712622Lh8Z4~7

6359~Z61616158~1606061i~6661605860585558506157564658605658

5334

3924

5051

294

5316fI8~i18

4045

2054tJ831393025Ii211129133155deg50

50495149494850

51SO50

4917

~I S1

564$ 16middotmiddot48lt53

48194948lt1617501545

15 14middotmiddot 12

1614

14gt 11 15

-131415

16 17 J510ismiddotmiddotmiddot13ltlEl13

~i~JP middott6middotmiddot17lt16 lt16-i5 ii

1$16

11 14

512

8109

11 Smiddot1014

1312

102

88

-129

14middotio

J2la

15 913 11

Alt

1514

1195211972121051210312104116691197412102121061199211956121011184411973

88561195011673119981196411823n87011871

625114-12

11975middot1197610094120001107711868

__n~_~2r l~~~j~~tlL6Igtilg Ib~ fgd]~Jvnyln6hcs) (EOrccnt) (ol1nds~-l-ri-~~u-shols) -----i

I

~ ltlO~l 2 i 405 1 i

standai-d error of a difference hetwe~n the mean yields of-any two varfetios - 19Zbushels---middot

~---~-------- --------~

Table IS - (Continuod)

- 3D -

Table 18 - (Continued)

276 7262 926-1 8

239 11243 1022-6 12215 13211 15215 13207 16182 -20205 17W6 18184 19

25 2) 43 5 52526 25 42 40 48527 25 42 60 47025 25 42 50 45224 25 43 5 44820 2Q 43 90 pound13bull726 25 middot14 25 t13~5-

23 21 41 50 13525 25 42 20 middot12~9

27 25 -11 5 middot2325 2lt1 39 10 U7

~ 26 26 42- 75 lt10322 2] 42 -50 38026 2$ 11 75 37625 2~ 43 50 37826

2~ t17 60 371

27 25 10 5 36325 25 44 80 36_025 ~ -13 5 31125 25 42 50 29~8

-26 25 45 80 297 28 2q -11 50 288

27 26 43 90 27526 26 39 60 26927 26 38 85 268

28 28 38 75 25729 28 -12 90 251

-ZS 26 12 80 24~1

27 26 39 80 21~1

10 IG 43 00 19(5

11950 1197411972121041199211952121031210611669119561196111999120001210111973li97011969121021210511673118411182311971119751197611977

14126251

1009lt1middot8856

----aJmiddotmiddotizcrogccr Survival D1e1r _ Rc)ight 1ecd rust cro

number Hoadcd Ii~1bullbullbullo L bull JLcld-----=-=--Lr-Fpcrc-6it 1f1y upo -h n--ch-os--Ircontj (BUSh91s)-J~~----I-

10090

100769391908396

10086

96100

98$8

10088806577

~ 8580

100 63

7677

10096

10098

Standard errorof a difference betw~en the mean yields o~ any twovaxieties - 536 bushels

41 _

Table 19 - (Continued)

Akron Colorado (Five plots)

12105 Way 26 23 545 lS212106 May 28 22 55~0 17111952 Wey27 21 565 14711972 Juno 3 19 57s 14711669 May 28 21 550 14111970 llfiav 29 23 500 139

88q6 May 26 22 560 13611971 lVlay 31 20 545 13511999 June 1 20 570middot 133118t1lf1 IYhy 31 22 565 13312103 Juno 2 20 560 13011S92 l~y 31 19 540 12612104 H~ 30 21 570 12510091 Juno 3 20 570 12512000 IVlay 2821 5middot15 12-4

6251 Juno 2 21 560 1l4n950 (ny 29 21 515 11Zl1S6l lihy 31 13 535 11212101 Juno 3 21 545 no11Sn Juno 2 21 535 10111823 Juno 3 20 540 S911875 lihy 27 IS 560 S112102 ltby 31 21 560 09

14-1 Juno 4 21 560 3911S60 Dune 3 13 550 C711S76 Juno 1 19 5middot10 G611673 ivhy 30 21 500 8511973 Juno 1 20 555 C2

I

11077 Juno 3 18 5middot~5 amp2

11956 Juno 3 10 =--i=5G5-r--~fiF--5=-3r__Stondord orroref Q difpoundororico betwoen bhomonn yioldsmiddotOf QIlJ two vC)riotios -Z09 0ushols

Seeded September 11 emergneSeptembor 17 1940)

I Height --jmiddotweight per=1~vCi~ampO9Cro-[1 C~Ic7llJ=lmib-=o=r----L --Datoh=o=ad=cd I ~ bushcl __-Z_~ __

(Inchos) bull (Pounds BusholS III

I

III

I

I

I

f

Table IS - (Continued

rorbCol~ins Colorodo1(Fjvoplots)

8

20

147

11181617

131012

85

1419

459503~

1734U415~

449

i

46-147547l4S9506459 433

- -- o---~-~- - - - ~--7-IA-V-QrccCtgc~Ocro-t Yield f

el no rDatQ-- - ~lield--1Avertlgc _1~lbii4~h~k=gt ~ush61s) ushels) 1

11(71 May 2D middotlD a GS3 567 1 Ii

llC70 llny 31 _ 52 O 640 523 311673 lvny 30 50 0583516 4 I12106 Iby 29 bull __ 51 a 570 111823 June 2 48 a 566 506 5li950 lviay 30 _ 49 a 560 54~ 2

- 12000 llilay 30 50 0 5601~105 May 28 j 53 0 5608$56 lvhy 27 52 7 557

11971 June 2 51 0556 12102 June 1 46 6 548 11973 lJby 31- 48 o 54311952 lvhy 29 49 18 537

-11975 lvby 30 48 0531iUi56 June 3 46 a 526i19n June 2 46 3 525~ii6S9 Fey 30- 48 deg 52111976 June 1 47 o 50611999 June 1 47 14 506il992 lJaiy 30 47 32 504

11811 June 2 48 18 lt199 12101 June 2 middot16 14 499 11-12 June lt1 48 32 182 6251 lvhy 31 48 1847411969 June 2 47 0middotmiddot lt17010middotj94 June 3 17 a 463

12103middot June 3 48 a 160 )1977 June 3 46 a 458

1196middot1 14ay 3C)middot 16 5 457 12101 iIay 30middot 19 0 MS

H bull i bull

StnnaDrd error of a diffcreiiCC ~otwccn thcmc(]l] yiqldOs of iinytvio voriotios =546 buShels

I

~

- 43-

Table 19 - (Continued)

scsperus ColorC1do(Tl1rce plats seeded September 27 1940)

Imiddot n~~rr ~~~l--=uigh ~

porRDnkbushel

I I ----- -~ ~ugust=- ltInches I POUoJds) ---

6251 10 4-1 63 618 509 2i llSn 10 ~ -12 63 5604 419 3

10091 8 l ~ 10 62 558middot B2 -0

ll673 middot12 62 539 514 1()

8856 5 J laquo 44 63 492 440 711974 9 42 62 475 443 4

12101 10 lt 44 64 474 12000 8 42 63 463 ~

12102 12 44 62 458--11823 10 lt13 60 456 400 1011976 12 40 62 lt156 442 5ll81fl 9 44 63 451 408 911972 8 flO 62 4t 472 3ll950 6 n 02 -134 399 II

1112 9 42 62 428 388 1211973 8 41 63 123 370 17ll969 10 12 61 418 343 1911992 8 14 62 -11-7 11999 8 11 6lt1 -n7ll961 8 lt12 62 n~

ll669 7 f bull 38 63 107 378 1412104 12 44 62 10412105 11 44 62 404ll956 9 14 63 101 374 1512106 11 13 62 39611975 12 42 62 394 367 18ll952 3 40 64 377 310 2011977 10 38 61 357 374 1512103 12 44 62 M9ll970 11 45 62 329 388 12

bull Standard error of a difference between the IOOan yields 6f any tWQvaJieties = 768 bushels

f

I

Table 19 - (Continued)

1- ~

t ~ bull

o14

AIDos Iowa (Jiourplots)

10094 69 588 288 403 212101 26 E86 255 fl1442 34middotmiddotmiddotmiddot 528 247 366 7

11950middot 51middotmiddot 554 221 377 -511999 middotmiddot 45 588 22111844 51middot 578 220 356 1111971 1-3 556 220 424 111972 35middot ~ amp72 208 366 711956gt 55 590 201 364 912103--- sa 587 195 11952middotmiddot 66 588 170 390 412104 ~ 64bulllt middot585 16812000middot t 579 16211669 78 S~r4 16-1 391 311992 10 573 16111974- 61 543 160 369 612102 2~ 598 158

6251 78 579 155 346 1311973 54 586 155 354 1211823 li4 544 154 357 1011970 28 5704 114 342 1411673 60 563 139 33 1511964middot 51 579 1358856 18 581 119 328 16

12109 J 15 563 9511977middot 6Q amp0 2amp2 1811975middot 71lt 72 299

_ J 17-

11969 86 ---- 57 270 2012105 13~- -_ 4111976 _5 32 271 19 l_

~~~df~~e~~let-~en

Standard

the yields ororyy two~6rieties= 249 bushelsbull-

error mean

- 45 -

Table 19 - (Continued) L~col~ebraslm

(Five p1ots~ seeded acpt01~er 25 emerged September 30 1940)

9

8

13456

715

17

161814

11131012

227221232225

1965186207

32~5 280 21t7276 272

--~l~till~~r gtti~~ - ~f~1-ei~~0 vre~-~TICJlV~ Jlvera~~clf==1 ~~~~_l~rvival)le~~do~rmpeIreacti~zrl_ _ J bush~l- ~~el~~ 1940-~L ~~1k_1

Pc -ilij June 1L1) -Wosf Bu ~Bu- I11950 65 29q4 22 35 568 317 316 2 I

11992 6525 25 34 557 3098856 69 P 20 3 36 592middot 295

11956 66 2pc 26 2 32 57r 28011669 65 33lt 24 2 34 564 26811844 56 25 27 3 36 568 25811952 702~ 20 3 35 58824412102 5626 27 3 33 57 7 22112101 61 26 27 3 32 568 19411973 57~5 26 3 34 55~(j 19112000 51 43 25 3 33 55~4 18610094middotmiddotmiddot 84 Z6 26 3 32 543 17411964 56Z6 25 2 30 51-0 17111971 74 Zo 26 3 34 518 154 11972 60~7 27 3 32 518 15111673 57Z5 26 3 34 526 118

1142 76 Z7 c 28 3 34 550 itG11999 46Z7 28 3 31 539 14612104 44 Z5 28 3 32 amp-10 137

6251 69 ~rlmiddot 28 3 34 550 13511970 63Z6 26 3 37 510 13~iJ12103 middot16~7 27 3 30 539 13311823 51~7 28 3 31 17-2 13211969 - 52 Z7 27 1 32533 13611970 13 ~6 27 3 28 195 12312106 41 35 25 3 30 510 -110111975 29 (37 28 3 28 190 6612105 29 AS 28 332 510 6SllSn 39 29 28 3 2810 55 174 20

I 1197e~ __~~ 29 28 bull 3 2747~~_54 185 19__1

Standcud error of 8i differ9nc~bet~loenth9rmoan yieldsQany1-wbV1arieties 298 bushels

l 1 and 2 arc degrees of resistance 3 and middot1 degrees ofsliscoptitbility

f

46

J

109 10

106 1191 17

120 994 15

106 ll101 1393 1679 2090 IS96 14 G5 19

Ronk~-

i150 2 t141 4

I154 1

137 5147 3 I

130 6

128 7124 S

Table 19 (Cont inuod)

AlliOJlce NebraSka(Thiee plots

C~I

number

12102 80 JiinC3 21 610 21312101 88 Jime3 3() 625 206

1112 88 JuneS 27 610 1$911669 85 June 2 20 605 lSS11972 83 JJine 3 19 615 lS712103 gO JUlle2 20 600middot 18~9

6251 75 JUIle2 23 620 bull lS~311973 87 JUiEl 2 19 615 lS111673 85 June 2 21 610 IS )12105 60 J~l 23 605 17910094 97 Juil3 4 18 615 18-511844 90 Jun13 1 20 EiOO 15~912104 middot83 JUfl92 20 595 15712106 $3 JL1Q 1 22 590 1511992 S1 Junel 21 56~0 15311964 160 June 2 19 580 119

8856 83 Yay30 20 590 13411999 88 Juile 2 17 600 13312000 ll8 JUIioZ IS 595 13311950 87 JU1Q 2 17 570 12middot2U969 90 Juno2 17 590 117nS74 88 Junel 18 580 ll6ll91 92 June 2 17 575 ll211952 M Juno 2 16 58middot0 1071+823 87 June~l 18 580 10311970 OS June 2 18 610 9911979 68 Junc2 19 585 8611975 15 Juno 2 21 585 B911906 ~3 JUne 2 17 575 061197 78 Juno 3 19 600 84

Standard error of a diffcrcnCebetwoonthe moan yi~lds of ~ly twovarieti~~ = 389 bushels

iL-s

- 47-

STANDARD EBROBS

Standard errors were calculated for each station as outlined on page 21 of this report

In table 20 will be found the number of plots t average yields and standard errorS for the unishy

form nursery grown at each of the 12 stations~

9-411512

7middot63575

132227237145

187321335205

265453474290

696 492 348 891

369 301 213 719656 5~36 379 1057

331 209 148 1279864 546 386 7329 Ll0 7~68 543 1228

353 249 176 1101

1 73 298 211 1234188 399 282 19~25

---_

Imiddot -l__Stl1daril er OJ opound a ---_== iSbgle~DifferOJ1Ce ~l 1

I plot between oeDLlS lfuSlio-rs=~rcenr

(Bu~hols BUshcs Ij

ITexns

Denton 4 1403Chillicothe 4 1501Bushland ~Irrig~ted) 4 3105Bushland Dry) 4 252i

OklahomaWoodward 4 3904

hJsosIvbnbnt t an 3 2964hys 3 3585

ColoradoAkron 5 1157Fort Collins 5 5270Hesperus 3 4416

IowaAmes 4 1599

NebraSkaLincoln 5 1710Alliance 3 1465

Table 20 - Nwnb)r of plots averGge yield and standard errors for the uniform yield nurseryat each coopmting station in 1941

NUmber -+---XVerageStation of yield of

~lots vDrietiesbushels)

SUIJlifLBY OF NUBSERY YIKLDS

The yields of the 30 varieties of winter wheat groW1l at 12 stations (13 nursories) are

sWllIIlnrized in table 21 whore ~he varieties are listed in order of the 13-nursory average yield

These avemgcs arc of int erost only insofar 1sthey shaw the generai adoptat ion of the vcriety

A more detaile~ study is possible i as the vcrieties also have been Dvercged and ranked by Stotes

Pmmee hDd the highest aVerage yield in 1941 rhis v2riety rankod first in ~exns ol1d

f Nebr1ska sixth in Oklahoma and Kansast f()(rteenth in Iowa ord seventeenth in Colorodo In 1940

Pmmee ranked second in the nursery and again made its poorest record h Coloiiado Cheyenne x

Tenmarq (CI 11972) rnnkcd second ~~ing its best record in K~s~s ~his strain ~id the highest

average yield in 1940 Li third place WC1S KalTv2Je x TOl~rq (cr 11950) a wheat that ros been

high in yield for sc)voral years in spite of a tendency to shcttor under certain conditions

KamiddotNalO x Tenmarq (CI 11992) rOJked fourth culd KDxNnle x ~e1llIDrq (Cel 11956) fifth ~he avo

rage yields of the four leading varieti~s differed vGry little It should be lintcd out that

tho first tlOlve vorioties had ~oxmrq as one parent In this sune group four varieties rod

KmNale os one Drent DLid i~1 three cases CheYOJu1e laS used in the ClOss Eighteen hyblid strnini

rI

IrImiddot

I

bullI I -- per acre Iz IN1rm Iemiddot Iowa eP~1rP CoIOrte1o pound ~

ii C~I I lIuh- 1 I I I I I I 1 ~ I I I J 13 I=~ i 1Cldl-1 1IIiu1 1aIIilble- JIBIIIlIOOl1-middot~ 1AIlbmkl ill8$iLi_ AlU-A~ BamkJori aAllnDdleit- Ae-JIaak1 I S~ 1 u- DIF (rnc~ -- rampampel 0middot I colin aileerace middotJCol- i tPenalftCllI lut1eot1IenAllid)_ I ~ bull I bull 0 I I bull UD I Imiddot I

I

III

Jampbull

I -

iftliaart errOl o~ bull _ (1IuIIelII) 132 227 1115 2- 096 21 3079 211 1middot16 211 2~12 116 86 1118 5middot1l 228 0 080 J I Is~ error ~ bull _ (~) 91l1 1512 515 16 5005 1middot91 11910middot51 639 1101 12- 19025 nll 132 1219 ~2I 6JJ 11l II I

- 49-

ronked obovc Faxly Blockhull ond 21 nere obove Blackhull OCld Nebred Again the Hope crosses

failed to give good yields as Hope x Tuxkey 1069 rmkcd cightcenth Hope x Cheyenne twenty-fifth

Qlld KlJlred x Hope tVlCllty-ninth In the 1941 nuxsory three strains had [werage yields lamr thDn _

Khnrkofchock

Tvrenty varieties have beon grovm iE the nuxscry for the 2-yccr period 19middot10-1941 Clt 11

stations vlith 12 nuxseries These dnta are presented in tob~e 22 lhcre the yields are avoraged

by States and the vC1rietics are listed in order of yield at all statiolS Cheyclmo x Tel1m~tq

(C I 11972) bad the highest avercge yield being consistontly high at 011 sttions excGIJt in

IO7au1d l~ebrcsko uhere wintorkilling wos heavy KavJValo x Tenmarc (Cl 11950) roikcd second

and PmJnee third These tvro strains had consistentB performuncos except trot Pavmee roc1ked fifshy

teenth in Colomdo Kawvale x TC11lIlurq (Cl 11956) ro1ked fourth COlIiltlIlChe shth 1hrly Blachshy

hull tenth and Black~u11 tvmlfth Nebred and warkof hnd avcroges considerobly lovlOr tlmn the

earlier vcxieti0s Etrly Blockhull x TollJDXq (CI 11952) hod 01 IverG-go yield considerably

higher Uwn Fcrly Blackhull In spite of tl-Je viintcrkilling ct the more northern stations grom1g

nurserios in 1941 tho oorly lalf-rustresistCJ1tvcrioties rlgcin rere at the top of tho list

for yield

Dato for c1klXocters other than yield cxe Qvorcged and presented in table 23 Since all

stations did not report the same datathe number of stations entering the averages is shawn at

the top of each column

Winter survival data show Nebred to be the most hardy variety in the nursery TvJO KltUlrea

Hard Federotion x Tenmarq strains (CI 12105 amp1d 12106) proved to be rather tender The rest o~

the varioties lu1d survivoJsthnt variod aver a I11frOVl rongo bull

Farly Blocld1ull is still the earliest vorioty in the nuxseryAt cleven sktions ipound 1VG-o

raged two days oarlier in headbg tlJDn Ebrly Bladldlull x TenmGrq (cr 11952) and three days

earlier than ChcyoTJ1Je x Thrly Blockhull (Cl 12000) Sevoetecn hybrids in the nuxsery rod rnv~

rage dates of he1ding e1Tlier thlt-n Block1mll ~Xkof ws the latest V1rilttty in thG lIllrSor

This gives a clear picture of the empmsis being ploced on cCXly vrheats in thoarea Ripening

datcs bring out about the same differences Qlthough the sprood is not so grect

Height measurements vcre reportod from all except one nursery and the averages showed

KltmredJhrd FederCtion x MiIlJmrdi-Mintuxki (CI 11970) to be the tallest and Hope x Turkey 1069

(Cl 11964) the sholtest athel vaIieties shOUwd very little differcl1CQ in averag0 height

Lodging data were reported from four st~tions )J1d indicated some differencesmiddot ~he weak0si

strawed vrieties were l31ockhu11 E1rly Black1lull and CheyeIlile x ]1rly Blcckbull (Cl 12000)

The IGastlodgir~was reported for Nebrad Ivbrtin x TOJ1PlOrq3 (CI 11823) and BltLckhull x Ten

marq (CI 12102)~

--

faltb ~ -~ of Bence Fie14 of ZO wbhr whea YUieU cr- ill _Uelll Fie14 _erie bull U aUon in lla 1l8I4red riDur whea 1eC10nbull 1~1

a I t llpllle1 pH Ia I I Jtpe Pr I Japmiddotu COXon4lp I Ina f - 1tratIla ~I bull I I IJlaU-Illpell-l I I I I I I I I I I I I I I I I I 2 I

1 t 8Iie7 or I 01 IDa- 101l11l-1 1Ul41 1a1llAn- lBultI1J~III lAy I Ihr I Ay i a I Ir IAlA-IAy I I- Ia I _811 on I cohe(IlIi+(Drr 1l8p I - IftIlll 1lIuIk1~I_1 daDk 1001- 1p8n81 ZIJaIi-IJIaDJt I aohle I r-BaDkIUle Ia I I _4118114) I I I I I I 11M I I I I I I I I I

IIq~n z 8uaIq 1172 ~1 205 29 11 232 3 40 1 ~9 32~ 31tmiddotl 3 506 ~12 1Ns9 3 ]66 7 221 15 I bull 312 IlKarial i arq 1150 2O1a 151 281 19middot1 20 bull 31t l 1 352 386 1 ~~ 9 ~7middot2 5 middot7 5 llmiddot 10 211 t 30 I11_bull 11669 25middot~ 21 32middot0 lbullL2~5 I 31middot0 _o~ 29bull9 311 ~

3Tbull1S 19 ~ -~~l ~ 271 ll~ ~1_ I

llawnJOZ aDUlq 1156 21middot ll ~1 16 235 2 36~ 5 31middot3 30 ~lis ~~ ~3~2 13 280 bull 9 i

llured-IIuIlJe48laUonz8uaIq 11971a 2115 162 middot3 162 203 10 38middot0 3 2 ) 561~ 50middot5 2 369 6 2001 120 16 13 291 IIaouoie 11673 252 21middot3 236 16 217 ~ ~7 9 350 29 5 bull ~-6 5~515 1 5 1 22 l~O 1S1 12 29 IllallJ B181llt1ml1 Z auaJq

~=281 176 23middot1 15middot5 211 6 1 2 3S~ 31middot1 2 7~5 ~o ~ 19 0 272 106 I 7 291 I

lIaIlIet Z Blackmll ZO 11 269 169 206 9 JIJbullbull 6 1lmiddot7 ~ 210 lis 7 10 356 11 276 12 ZO~O ~ 212 I I

IO~lIIIile Z aazq 11~U 19middot 21 290 15middot0 21~2 5 ~o bull 6 276 30middot6 7 ~ ~0~7 11 35~ 12 2 1~bullJ 5 bullbull1 I~1ulJBlacldml1 IS 25middot2 18 1middot5 11 1middot3 12 llmiddot~ 12 6 1~ 260 12 ~9 0 ~o 9 32middotmiddot16 32middot5 lG217 1 269 I

1~1Di ellMIq 1112 middot215 181 26 lla ZO2 11 32middot5 io 261 226 2~1 11a ~6 400 ~5 bull t 7 10~~

1011~bullbull 16 265 I Blokml1 6251 21 llal 21 10 17~ 15 2S1 15 211 ZO5 2~ 15 ~ 509 ~7middot1 ~6 l 17 11 26 Iilaprell-llull JederaUonz II1Ilha141- IIi lIiDUrId 11970 196 10 211a 12 11 l ll 12 26bull 262 26 11 52 l Zf-l li 1~ 206 l 120 ~~

260 IIJ~_ a011iDe eleoUon 119n 182 12 22- 5 156 19 31middot5 11 ~bullbull middot215 25middot71

~~ 1 ~ 1 221 1 1 260 1Ie_et 1~ 221 102 21a6 10 169 17 - 267 18 2 186 218 19 ~t ~~6-11 110 2 2~2 128 18 11 ~~ lliope Z alureilD 1~~ 25 1~2 290 17middot0 20~ 7 27 19 27 26~ 27110 1a52 ~ ~ 18 27~0 20 18 1 1 18 7 IlliieIkof 13middot0 111 2 1~ 15 20 271 i7 27middot2 12 227 11 ~7 31 1 1~ 36middot6 7 225 150 11 bull 2~ IlIaDJoe4 Z Iope-Bar4 JeIlerUOD 1115 2middot3 12 2lJ 106 170 16 29~ 1~ 260 21~ 2middotZ 16 ~7~1 ~7 1 15 ~9 l1 12 0 li ~7 23middot I1bDie4 z IIope 11976 212 11middot7 250 12middot5 17middot6 lla 27middot~ 16 25middot7 215 2 17 la 2 ~s 12 27middot1 19 18~ 1~9 12 1 2 IICClllp01Ul4 orobullbull 11971 1~9 11 26 16 15 18 22middot7 20 20 207 20 20 1 3l~ rlmiddot 20 212 18 11 5 10 20 21_ II l-

~I

-

Leai rust

Varieties roving

- 52 -

reodings were reported rom five und stem rust reodings from twomiddot stotions

low re~ngs for both diseosos were Jomiddotllee KvlVole x T~qmiddot(CI 1195Gi)

Hope xT~key 1069 (CI~ 11964) Hope xChcy~rme(C~I~ 11969) und KovNQle xT~1IllQrq (9I

11992)

Kernel plump~Ss data were2e]orted from two statio~ aha these havegtbeen averaged and

DATA mOM TREDlSEASE mmsmus

Bmfr NUElSmY

For convenience tho doto from tho vniform Iilinter nhcot bunt nUsery ore includod in this

report Tl10se dnto (table 24)Tore ~ecurec1in cOQpcr~tion with AgroiJqmist s O)ld Potllologists

working in the area

j

f

1

- 53

UNITED STAT1S D]PAaTMENT OF llGRICULTURE

Bureau of Plant IndllStry

SUMiYIbEX OF THE GBElu PLAINSmiddotUN1FOBM WIhrm~ BUNT NUESmY 1941

By HI A Rodenhiser Pathologist and K S Quisenberry AgronomishWheat Investigations TIivision of Cereal Crops and Diseases

The uniform winter wheat bunt nUrsery for tho Great Plains area wos continued in 1941 inthe same manner as in previous yeaxs This report presents 0 sumnnry of the d1toobtoined in1941 together vlith lbhe averages formiddot the vaxietliies grown dUring different periods from 1932 to1941bull

In the fall of 1940 50 varieties and stroins of uinter wheot were SOVl1l in duplicotC8-foot r01S ot- ten stotions in the GrCtJt Ploins and ot BozemaJ1 1bnt KecrneysvilleW VoBeltsvill e M4 and Logan Utah BeCouse of unfovor2blc environracntalcolldit ions for bunt Jonshyfaction or subsequent plont grovrth no cL-m VlOre obtolned in the nuDseries seeded at- Lincoln andNorth Plotte Nebr and at St Poul Ivlinn ThedJta from 10 nurseries axe averaged The SllUt trot developed in the Logan utah nursery was caused entirely by the so-called dworf bunt orgOroniso and therefore the infection pcrcQntltgcs ore not included in the averages for other stationsThe nurseries included vorioties that hud shown resistw1ce in previous years and Igtromsing nm7strJins supplied by sevotal of the cooperat ing stat ions

Inoculuo for nost stations inS obtained fron the previous years IfUrsery at that stationby selecting bunted heads poundroD all infected vriGtics end froD collections DQrle froD faroersfields in the State where the test was made For the IvWiliatGan eXperioent the inoculum laS acomposite of racos knovm to be present in Kansas For the Kearneysville and Beltsville teststhe seed was inoculated with a cotlposite Dade 1lp of inoculum frOD all of the other nurseriesClean seed vms planted in the Logon nursery Q1d infection resulted fron the soil bormc organisn

The vurieties axe listed in order of the avertge infection at the 10 stations Thesemiddotaverages ranged fron 01 to 671 percent The average infections for SODe standard varietieslere as follows Ridit 20 Relief 26 Hussor 32 Minturki 91 Yoga 95 Nebred 103ond Oro 172 Of the susceptible check varieties Kh1Xkof had an average iIlfcction of 360 Cheyenne 39bull0 Quiviro 518 and Chiefkwl1 671 TJO hybrid strains hnd averogo infectionslovler than Ridit These were Oro x Turkey-FlorQamp1Ce (F9) and Hussar x Kmred (CbullI 11989) Fourselections fron the cross Hope x Turkey 1069 bad aver~ges 10Ter tlDJ1 the porelit varietyTurkey 1069 (CI 10016)

At the bottom of the table are shovm the average infections by stations rhe heaviestinfections with inoculum other than the dwarf bunt vmre obtained at Bozeman Ivlont Fort CollinsColo and lviurJbattan IWns A study of the lbnhattan Akron Fort Collins ond Bozemun dda gives some indication that different races mltJY be present ot these stations The behavior of thevarieties at Logon is of interest in thlt some of those eorrring rOpoundistance to the races presentin the Plains are also resistant to the dvrnrf bunt present at Logon In other cases strains trot

are quite susceptible on the Ploins see~ to be ~oderotely resistent ot Logon

Longtine averages are shovlD for vorieties gr~m for more trAT) one ye~bull For the period1932-41 Turkey 1069 (CI 10016) Nebred ond Hussor hcvo the 10middote st avero~es For the 3--yeorperiod 1939-41Hope x HussCX (C~I1l834J Relief 2nd Hepe x Turkey 1069 ~CI 11964) hmiddotweshmm the nost resistance Severol of the vcrieties trot mve beon highly resisttnt in thesetests and are othervlise agrononica11y desiroble axe being tested llith individ1U11 races tht havebeen identified in all of the wheot grovling areaS

bull j

i

86

j 1O~106101

7middot96

middot_----~----------------~~-~-~------~--------------------

rI

55

UNIFOBlvI WINTER vrnm RUST NURSERUS

In t~bles 25 ~~ 26 ore presented dQto qn severity of le~f~rust md s~g~~~t infection

on the 30 voxieties qf winter vThed grown Ll rust obss~tion nurseries t~ltgQgheIJ~ tho oountry

in 1941 These nurseries Jre LUintained froD yeor to yecr ~s part of n J1Jert ~elQUrQh progrno

corried on Ll coopcrotion ui th agronorUsts and patll010gists erployed in the ~evoru Stdes CODshy

cerned Lcter t 0 cooplete report of these nurseTies ui11 be issued 8c1d th9 rust percotCges my

not agree ent irel rlth those presented here since the clto sItovm in this less de~oilecl raport

include only figures for the severity)f infection

Differentiol dato for leed-rust hlfection -rare obtdneclfor the vcriotips ot 20 stotHJlS

(toble 25) In cnlcul~ting the over~get Q trace (T) ~ns considered2s equal to O Aoong the

seuihJrd whects Hope x Russlr (CI middot11682) Hope x Konvde (CI 11959)~ ~lcl Red Rock x BGpe

(C o 11821) Ind the lC)VTest ovemge infoctions Of the lnrd VIhBats IIt-uqui110 x Oro (CI 11979

and CI 11851) t Hope x Cheyenne (CI 11969) a1d tavrvnle x Tenrnorq (CI 11956) had averoges

less thaR 20 percent In the snme tests susceptible voriotieshad aver~ge infections of from

60 to 715 percent

Stem~rust readings showing differential reaction wore raported from 13 stations (table

26) Among the hard wheats the mosb pronoun~ed resistancQ vJUsmiddot shovm byHopb x CheyOJlIle (CI

11969) Hope x Turkey (CI 11964) Mnrguillo X Oro (C~I 11979 Cw1d CI 11851) t ond R-044shy

Minturki x lVJinturki (CI 12022) Of the semihard mGQts Hope x Knvrvole (CI 11959) and Hope x

HusstX (CI 11682) md low nveroge infections

Toblc 25 _Severity of 1e1 rust infection on ninter nheQt vQrieties gravm in the Uniform Rust Observation Nurseries in 1941

VGriety or cross

~

5355 302 50T+ 25

15 305 15

1 70T 501 65T50T 35T+ 10

T 301 50

1 65T+ QOT 5o 10o 1 T 25

0 25T+ 30

T+ 30T+ 45

433131054 4128

30 13313~3

806570

70 36765 11975 56770 46460 24460 26140 180middot25 15835 15465 21865 190

170 261

80 63 080 71535 35880 64910-63 390Q5 8HO t9 010 t5a I1099 OJ

15 117 m15 124 I

65 245

B565

100100

6520202540202515

46 SO10 50609025 5T 10T 70

2S 1525 lt1585 6040 80

T 255 40T 25T 255 Z5T 25T 10T 20

251015

TTT

20355

2010

15203030

52020

101010

1

30 25 80 - 9025 60 80 9015 5 80 8020 65 80 9020 -40 60-8Sshy20 85 90 10030 40 60 9010 T 25 10

1 T 20 105 T 10 20I T 10 20

T 10 40

70502060eo6070101015

510

753075

55

10

106080704030401510102015

9595809595959020

5Q

5070

7010100102010

100100100100middot

75202020

T55

20

30506030104020

TTT13

503080TTT

75 5060 7060 540 8070 middotmiddotmiddotmiddot6065 9085 4040 T

3 23 2

25 T20 20

25351575T5

JO30504040252020

55

103

9090gt9595Sfr80857570657030

8585

51060G5

8090

70207580556570551095

2525402510

TToo

oT

402585-~

T

-

85100

254065shy6525

5T

3T

10

3525middot9590

52525TT

105T

759510

10085

10075

5252

15

5060

100TTT

35

2525

325

3T2T

3

225615

115

5

)5252010

5352middotJ

515204025

60 7560 9510 545 10000 100Z09015 20

5 55 T

30 T3 T5 T

355

75T5T

7590306585-85452010101550

1530

57

1055

-0ooo1+

607075551045

51020656065

40755580755520

3551

20

T122

5211T

502510

253010152510

51TTE+5

TTT5

51020TTT

152025101510101515201015

50754050404020

T

fSoit Bed ~hignn Amb er 5620 751 TiUIllbu11 5657 80~~tDcnton 8265 50ti bullbull M(3Jster 6471 90

~tmiddotgtoiit~~~ioncon ~f~ ~gampi Purdue no 1 11380 80r~WijDas1i 11384 60t middotEUitzsel x Hungarian 11849 50~Fultzseh x HungaXion 11850 45~rbulll ~tz sel x HuDgorian120l7 30)middotFultzsel xTJWIlbull 12018 40

~H~eHt~=Redmiddot 4843 50~l Kawvale 8180 ~ 35 I~nt~~i 6155 50I Hope~Hussor 11682 20 HQpc~ KuwvrUltl 11959 20

Red~o~k x Hope 11821 35

atI~ ~ep7 51 A6 I~liiiiibda J 50 Tcnmarq 6936 65

Kharkof 1442 75Mala~of 4898 80Comanche 11673 40

I Pawnee 11669 30 Kawvale x Terimarq 11956 35

Marquil10 x Oro 11851 50Marquil10 x Oro 11979 30HOpe x Turkey 1069 11961 25Hope x Cheyenne 11969 20E-41oMinturkix Minturki lAJ22 70

~ -l

=_---~------------ ~----------------_ --~~~_-~~~

Table 26 - Severity of stem rust infection on winter wheat varieties grom in the Uniform Rust Observation Nurseries

11lJ~J

in 1941

----[AverC1ge for I13

stations I

I519467500515492538 j488566 1

558 CJl591 -J

535 I-

535 j

467 j

290 219 i

5-919 ~

318

18320028828513818613~8

4429220511

1

)

--~---

30 100 75 T- 30 100 65 65 20 65 2035 100 80 T 20 lOO 65 60 15 65 1530 100 80 T 20 100 65 70 15 65 3035 95 85 5 20 lOU 65 70 15 65 3540 100 70 5 25 100 65 70 20 65 545 100 80 5 40 100 40 80 25 60 3545 85 80 20 20 100 60 70 20 60 1550 85 86 10 30 100 65 80 20 80 4040 90 80 20 30 100 65 80 20 70 5050 100 88 40 40 100 65 70 10 80 5035 100 90 10 40 100 65 60 10 70 4555 90 85 5 WO 80 60 5 70 40

10 75 90 25 FO 65 60 5 65 T10 90 40 10 15 90 20 15 2 25 25

5 20 60 T 15 80 15 20 5 10 10T+ 10 T 0 25 5 10 1 T 20

15 T T+ a 5 5 T T 0 T T10 60 0 20 lOO 25 45 15 25 -10 3 25 10 20 90 5 -~ 15 T T20 10 25 0 15 75 20 10 15 T T25 - 15 55 0 30 100 25 20 15 l 10

5 20 60 T_ 20 100 25 25 25 T 1020 T 20 0 15 80 5 T 5 T T20 5 45 0 15 90 10 15 5 2 T15 5 10 0 15 90 10 T 3 1 520 5 5 D 5 T 5 3 T T10 T 1 0 5 10 T T 2 T T

5 5 0 0 10 5 T 1 T T5 0 T 0 0 T T T 2 T T

30 0 2 0 10 T 5 2- -T T

0 e IMchigan Amber 5620 40 65Trumbull 5657 2 50Denton 8265 10 65Fulcaster 6471 15 65Ivioditerranoan 3332 5 70Minhurdi 5149 10 80Purdue No 1 11380 10 50Wobash 11384 25 65Fultzselection x Hungarian 11849 20 60Ful tz selection x Hungarian 11850 15 60Fultz selGetion x Hungarian 12017 10 6~

FultzsGlection x Trumbull 12018 2 50SBmihard Red

HUssar 4843 T 65Kawvolc 8180 T 35Minturki 6155 T+ 45HOPe x Hussar 11682 T T

HoPe x Kawvolc 11959 0 TRed Rock x Hope 11821 T 50

Hard HedtKnnred 5146 0 60TeIlll18rq 6936 T 70Khurkof 1112 T+ 75Molukof 1898 T 80Comanche 11G73 T 35Pownoo 116G9 T+ 35rowvule x Tonmorq 11956 0 25M1rquillo x Oro 11851 T 10M1rqui110 x Oro 11979 T 10Hope x Turkey 11964 0 THope x Cheyenne 11969 0 TH-44-Minturki x Minturldl 12022 0 T

Is ft R d

Variety or cross

Ii

~bull~bullbullbullmiddotbull1

~ ~

J

-~

rmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddot

~

1Ill

Table 1

(Cominued) 1 J 14-

~

tmiddot i f

j bullbull

i

i bull=

244

1

I Akron Colorado ~ (Four 1 41acre plots ltmmiddotmiddottl1low12 on oornland

seeded Sertember 9 emergedSeptember 15 194b) _

Variety or cross

_ oi verag13 i131 C L Da C bull ~apound yendight i pc~ tlCie Average -r-shynumbor HOOded i 0 rust I 15ushol leldmiddot 1939 anQmiddot194l~~

Uly n Ll s 7 _ (Bu)

Comanche middot1673 May27 7 13 24 565middot 18~5 i3~middot5middotmiddotJl1llrly Blackhull x Tennarq 11962 ~ 26 730 26 bull 580 173 Chiefkan 11754 ~29 70 27 580 16~4middot ~middot13~t~~lykbBul11ackhulmiddotlmiddot 6

8825

561 ~i~ 2283 7

7 2

38 5 2296 5

5$7bullbull50 1~31Z~k

pound(U bull~ 16pmiddot12~5 middot KDnred-Hard Federtltior ~ lt lt middotL gt i (

Minhardi-Minturki 11970 [1by26 7 3024 Jsslo 160 liO 3Temnarq 6936 ~ny 30 12 23 23 565 159 12A 6Pawnee 11669 ~lay 26 7 ~Q 22 565 15~2 middot110 7Kanred 5146 iJune 1 14 25gt24 57~5 ]3F 108 8Cheyenne 8885 ~une 1 12 33 24 570 129middot 107 9Kharkopound 1583 June 2 19 25 25 560 12i6i 102 11

~~~~f 1~~ 1rJ~ ~ ~~ ~g~ frtmiddot 15~ igMinturki 6155 vlino1198 28 560 108middot84 14Kmred x Morquis Akron No~44) --- 1lt~ 30 12 13 23 565 105 95 12 ~Alton 1438 iJune 3 19 -18 ) 27middot 57~5 77 7 66 middot15

Standard error of ~ diife~eI1Ce~et~~yenth~m~tm1ikiasmiddot ~~~~~O~~ietie~ == 275 bushels

i

oj ~ - -- - _ -~-

j j

~t middotm - ~ ~ a ( f

~

CInunbcr

Tabl0 1 - (Continued)

(Five 14o-acre plots

1----------------+-------1-

t Variety or cross

Lincoln Nebraskaseeded Scptcobor 25 ~~d 26 coerged October 1 and 2 1940)

Le~~eigh~rus~ lifE

PCu Inbull

poundtaridard error 0pound a difference between the mconyields of any two varieties ~ 1b2 b~shel~

JI Notes taken from 1 (light) to 5 (holtlVY)

244 225~1 1

231 3

al6 4-

184 1219~8 7200 6

t

169 17 -19middot8 middot1middot tJl

202 5 t

Kmvvale x TenmarqPawnee Kawvale xTenmarq lse1 23867)

Do Nebr Ho 1104)middotcDc Self 23819)Do Nebr No 1113)

Minturki x B1ackhul1 (Sel31A-899)KanredxBlackhu1lIobrelti selectionbredCheyenne selectionChiefkan Rope xTurkeyrobradClarkanCheyenneCheyenne x orenmarq

DoTurkey select ionCheyenne x TemnarqNebraska No 60 B1ackbul1 - Turkey (Nebr No 312)Cheyenne x TenmorqTurkey (Nebr~ No1)~TenmarqXbarkopound

1199211669

__--

118441199710094116661175411964

693488588885

11972121031157711973

62506251

12104

11673693614-12

727571656768797176877946767866725450654574517143middot715255iiI

23 24 70 34 25 2141 58722 23- 50 n 11 2586 60421 23 70 31 12 _~349~ 6b~022 23 60 32 10 2]19 bull 60223 24 60 32 1~3 1867 59322 23 70 32 11 2203 60226 26 80 36 40 ~060 61824 26 80 34 2-9 1L879 60325 26 80 33 34 1717 60~4 25 24 80 29 ~6 21b3 tiO2 26 25 70 30 38 2022 59-826 26 80 35 26 1590 61123 24 60 - 28 46 1979 59526 as 80 31 37 J8~5 62-027 26 90 38 2-8 1537 60326 26 80 29 39 1693 593 26 26 70 30 3-9 1339 58 L126 26 80 32 46 12$middot 60026 25 80 31 3-3 1814middotmiddot q7924 25 70 31 3-5 1478 middotmiddot5gmiddot8middot2~ 26 80 31 3-8 1789middot middot5ampZmiddot26 26 80 32 32 1588 5amp627 26 80 31 40 1696 5amp724 25 60 32 0 1329 59bull 727 26 00 31 42 1634 58~523 24 50 33 48 1179 57226 26 00 31 44 130~ 57228 27 80 31 36 ~ - gt 1307 563

~ ~

306298297278274271253

2318226 20720019~2

1901891amp8184178178173 189 9middotL6315~2 172 16159 IS7 10157 17~4 1515~b 154 17~8 1~

152 1ih6 III5 17~5 14

1l~615~4 IS

-

~ -

16 _

Table I - (dontir~ed)

amplIl1

194 2200 1190 3

C

11)2 81amp1 9

t172 6169 7177 4176 5154 11150 12144 14158 10

145 13139 15

129 16

NQith PJattet)iebrE-skh ~ ~epHcations1 ontol1owi2 replications 1~~

Tmiddotmiddot--h~a Hci~~

Variety orcrOJiS

(Four 140-acre plbts~

Nobred lQQ94 81 i JUrieZ z2~28 55SCheyenne selection H606 66 ampe2 555Cheyenne 8885 68 Jimo3 25 660Kanred x B1ackhull 11844 42 June 2 2tj 540~urkey selection 11577- 63 J1ilie middot3lt $O53~0 ~urkey selection 10015 64

25 June 2 29 540

Chiefkan Il54 JUhe 2 35 575Kanred 5146 44 June 4 25 545Kharkopound 1442 49 JuQe532555Nebraska 60 middot5250 39 vuiie521 ~~~g~~key (loq~) ~~~~ gt~ ~~~l ~~ 540North Platte 11 8884 23 June 4 -31 550~enmarq 6936 24 June 4 32 540Blackhull 6251 3QtuneA 30 -550~u~~ ~ -JW73~ ~ ~e3~ ~ ~~

Pawnee 11669 13May 31 29 550

Stondard er~or 0t~ d~tS1~ceb~nJYhem~yi~nisoimiddot~tw6V~i~t~S= 1~~bUShels

i

i

~

10

~ ~

i

I

I

iI

~ I

~

~

-

I c

-i i ~

o_

~j

fmiddotjL

L

Table 1- (Continued)Waseca Minnesota

(Three 17~acre plots)

Vari 9 t y or cross Clnumber

Ilhrmin 11502 70 2 7 20 80 83 60 54 0 8 185 349 1H41 x Minturki2 (Iviinn 2701) ----- 58 3 9 T 10 85 65 530 176Minarax Mbiliardi 8888 60 2 7 25 100 90 80 573- 167 366 2MiDhatdi x Mar~is (Minn 2699) 65 2 7 T 60 83 68 529 151n J5 Minturki ~~nn 2702~ 32 4 7 T 10 85 70 533 128

Do Minn 2700 ---~ 38 4 7 T 70 80 63 526 105Minturn 6155 23 3 7 T 100 82 65 531 101 316 5~lebred 10094 17 2 7 5 100 85 7Q 536 middot SO 345 4YOgo 8033 15 4 9 5 95 73 60 533 87 -353 3KJakopound 1442 5 3 7 35 95 77 67 517 66 308 6Karmant 6700 0 453 2

of aIry two v(lrieties 204 bushelsstandard error of ~diplusmnference between tIle mean yields

i ~ -

I-

St Pill Minn~sota--1

(TEree Q-acreplOIs) bull

Variety or crossRank

~ iit Micllardi 8888 38 thy 30 9 41 30SE 70 92 73 5S0 21~4 39bull5 2l~di

- 514g 53 June 1 10 41 50s 100 93 62 56~ 200 37~5 4I~ 11502 33 lIay 31 9 41 T 80 92 67 563 200 392 3Minturld 6155 32 June 1 10 41 10SR 95 90 65 566 179 39~6 1YQgo 8033 25 June 2 11 41 lOSE 80 88 68 566 175~ It Minturki2 (1finn 2701) 24 Atfay 31 9 42 T T 88 65 54-9 16-0Minhardi x Mar~uis (Minn 26y9) --~- 18 Yay 31 10 37 T T 95 77 571 135

- amp44 x Minturkl (Mimi 2702 8 Junamp 3 11 40 T 5 93 62 559 7-9Do (Minn 2700) 13 June 1 8 40 T 15 90 63 546 74_

13tandard ~r~or of a difference between the mean yields of any two varieties ~ 293 bushels

Table 1 _(Continued)

~----_~_--___

70 802 Z9~875 610 247 262 3S5 627 2-16 243 475 611 24665 604 21368

61 8 2~12 275 2

65 591 23170 609 232 280 1

-middot~middot----7-middot~7--f- -__---~--- _bull___-~ I middot

18 10 7014 ~41 831536 6514 397216lt43 6315 ~ 398515 flO middot1815 nmiddot 73

~ _~----------~------------------ ---------------__-

15middot131511 ~ 13middot 13 16

middot13

8033

--_0-

middot6155

115028388

f~~~iililittirld2 (IfJml 2702

j~~~~Ii~~~yen (~1~ 2700)I Do (LUlJIl 2701)lgomiddotmiddot ~ I~~nlkUd x iVInrquJs (cm1Il 2699)

~flint~k_~___ _

1~~lc1middotxdorroi of co difference bctw(el thOi~EK-TJYioTas-()CoY]TOv1rioti~s~ 3~Q8-b1Jsfte1s

I-CD

liiilbrd x llinhnrdi 8888 87 30 36 8 600 86 95 J

KfUirkofi Bmiddot12 G~l 20 37middot 15 580 A 92 5f J

Turkey 1571 82 20 36 15 570 82 - g~2 5Nabrod 10091 93 19 31 8 60 5 - 01 116 2

V15iritUrk5 6155 middotmiddotmiddotmiddotmiddot89 2b 37 15 570 78 97 3lv~tmpoundn 11502 80 17 37 8 5~0 70 135 1lCtlifmorit -_- - 6700 76 20 36 10 530 73 80 eN6Jjrcsko No 60 6250 ~5 19 36middot 15 5G0 60 70 9Yogo 3033 07 Hi 36 5 590 63 G7 7Belog1im 1513 70 19 36 15 575 5 71 10

~__--- ~__ - __ _ ___middot-~ _I

-

- 19 -

- KclXoont 6700 83 6 11 3[J 60 382 362 7Montana Ho 36 5519 00 (3 11 38 60 382 363 6fogo 8033 80 10 10 37 58 379 360 8Ilhrmin 11502 83 5 12 38 60 367 35~9 9Nebred 10094 82 6 8 34 59 364 396 2

~ Khnrkof 1442 82 6 10 36 60 364 383 5Nebrasku Ho 60 6250 82 7 10 35 58 354 393 3lvlinard x Iviinhardi 8838 83 9 12 35 59 351 355 10

~Kcmred 5146 GO 7 11 30 58 348 389 4Cheyenne GOG5 02 7 10 35 60 345 lt109 1Minturki 6155 82 7 10 36 57 333 349 11

Standard error of 0 difference botw0cn tliC moCJ1 yiolds orony two variotios- 41r ousncls -

14126700

100025549

1-1599OG05

-10094003669350

(uuu

61550033

11502

KhcrkofKuroontRolieflJOntnnrl 36Ridit x UtrJh KolUed 540lt10ChoyormoNobrodBhroka x MinhlrdiN0w6urkMinard x 1iil1hUdiMinturkiYogolIbrrnin

BozoooIl ~iont_Ql1a(Throo 156-acro p-lots seodod Sop-tomber IG~ omorgod Septombor 26 1940)

----- IL

-i ~iT(r2ge -t Yiold I

1 V~Xie~ or cross ~nUlUber_-L_~]i_e~_-1Y-()E~9~~~~iJidl9~Bushels ushols 1

397 494 2 i387 494 2 i305 i300 452 10371366 530 1357 4931315 453 9313 161 6329middot middot157 [)315 164 5308 lt159 7303 10lt1 11 I

Standord erroof D difforenco bjtW0021 the oec1 yields of ro1Y tvlO v~riotio~middot395middotbuShols~ __ 1

l~ ---------~

- 20

Table l-(Continued)

936

108

282286

285302290

11040~239038938738~6

384382381381381

6261616063606063616162

1940)

62540

650206577~542560045032sect300

1139384039

- 404038403738

2223232122222423222322

18222220202223222221~1

Novrttirk 6p35Yogo 8033Kanred x Minhardi 111726yenewturk x Kl~re~elog1ina 1667 12~07l1ontnna 36-Beloghna 1667 x Kanred 1~108Minturki 6155Turkey x Kunred 111725

IMinard x liiinfurdi aB88 Yogo x Oro t selection5~---Kaxmont 6700

Turkey ~558~ed-(Bclog1i~-Buffuri5545)-Knxmontl x

(MinQordi_Knrmont_Mirilmrdi) 1]744 21 22 41 30 SO 379EUreka x MilUkltrdi 8036 21 22 40 800 62 376 288 7

Khnrkol ~442 20 22 39 125 62 374 277 11IMinturki x Beloglinamp-Buff1J-lll 1~66122 23 40 105 61 373 293 5I Nebred lQ094middot 19 21 38 450 62 368 263 12Marmin 1150219 22 middot10 700 62 329 2~6 13 i

I Staruiard error middotOf a aipoundpounderenceDetVfe~n-thc uleltu1 yiofosmiddotoCbny two vCrieHes _ I tHbUsnols--- i

ampvro middotjfo~t~1](Three l50-oorq plots speded Sop-tenber 23 emerged October lt1 lSl40)

VOXioty--cros -r~r 1loi~~yen~Jb-tr ~EI-s1l~~r ~ilmiddot1--- --------- _ L__ runeYciY -(r~)--L-(rbs u)----rsu-~

lKarmont 6700 7 11 27 616 i58 202 3 IMilJhrdi x Minturl9 8034 8 1428 610 258 193 7Kanred 5116 6 14 26 616 256 205 l I

Novtburk 6935 6 14middot 27 614 256 205 1 IMontonn No 36 5549 7 1428 612 253 197 6 I

Kbnrkof H12 7 H27 610 250 200 4 IYoga 8033 9 14 2~ 604 247 199 5

lviinhardi j lkinturki 8215 7 15 27 602 247 176 12IvanturJcent 6155 e 14 30 601 214 134 3 iTurkey x WunessQ 8028 G 14 26 GO6 241 IG9 13lannrd x Vd~rdi 0003 0 14 28 Gl0 225 170 10Minard x iiilhardi 3839 9 15 20 GOO 225 17G 10Nebrod 10094 ~ 11 26 810 214 180 9IMnrmin 11502 9 11 29 606 lCl 151 middot1lt1

I Standard error oj D difference bctvlGen the melt1L1 yields of any twou

v2-rietics- 130 bushel

~

STtumAw ERRoRS

- StllIldai-d errors have been9alculalied for yields whor poiislblo The accuracy of these~ t

erors mar beopontoqct9stion3incethO p]ots were notalCioIllized et all of the stations Ranshy

dom arrcmgoments were used at the Toxasand Minnosota stations Statisticians do nolll agree as to

whether or not a generalized-error obtained from nonrandomized plots is of any use From the -

agronomic standpo~nt it is felt that the~tl1tistic i~ of use although it is ro~iz~qtpat tbe

valUe IIIEliY notb~entirelY~6rject Just how far wrong it mew be~s not known

The anaJysis of vori~e wns used for tho 1940 yield data at each station Total var-

onco wns obtaired and from this WO$ subtracted the vJlXionce duo to varieties uno duo to raplie8

tio~ the remcentnder considered as due to error To obtain tho stOlldord crror of tho moantho

sguaro root of the meon sqBamp0 due to error or the standard deviation WaS dividtld by the

sqUarc reot 6f the number ofmiddotroplicntions for oachVnriety Thestnndard error of 0 difference

w~sobbainedbymultiplYitig~hestaldorderror of a moon byV2 1

The sttinaJrd error of an I1vorcgo Qf ovcrcgeswas dctorm~ncd by tho form~o

wh~ro a b kac --n ~emiddotthe soparotc$tDYJcl~darloors and N =tho number of scphratGav~rages

Thostlmdnrdetror iIi bushels mcw be exp~essod in per~ent by dividing the stf)ndnrdo~r9r by tho

meon yield and multiplying by lO()~ Tho SUIlL1ory of these stondo-ild errors is shown in table 2

together with tho number of plots and ovorGgc yields at each station

l

~

~

t

l ~ ~_

3middot4

41middot

229 1S-3 232 132 5684 ~39i 5~53 3~92 277 817 ~

I t3 2483 187 153 108 4~354 $159 2~5 153 108 3~423 3525 225 184 130 369 t

I4 1395 ~89 275 middot194 1391

5 ~O32 2~88 i82gt 129 6354 lS98 266 188 133 951

I 3 ~lA5 250 204 144 1258

3 ~5n 359 293 207 13173 2485 378 308 218 877

2 ---_ ---- ---IJ

3 ~609 8~1ltb -119 296 820 ~

IE~27

3 4bull84 39gt 279 middot7911

- 807 205 1041 102 a~middot683 2399 159 130 092 383middot - -

Table 2 - Humber of plots elerge yi~ld c41dmiddot gttmdtmiddotrd errors for the plot test at caeL coop-erating station 1941 i I

I l

~oxns Denton

Chillicothe Bushlandmiddotmiddot

OklDJlOmbLmrton

WoodVIard~ K-ms~s

i-ltJL1l1Dt t ani R1Ys Colby

lt middotColorado- Akron

NebraskaLincoln

North FIr-tteMinnesota

WtsecaSt PaulGrclld RapidS

North DGkotnDickinson

1yomingSheridm

MontoxaBozemanMoccosinHavre

t-

The yields of the uniform as ve11 as other varieties grm-m in cooperative experiments

have boen summarized for the different districts and states Vlhore possible average yields fo~

the last years (1939-041) ore also givbn

Districts

SUllll1Drie6 of the yield cwta forthe uniform v3Xioties grm-m in 1941 ond the 1939-41 aveshy

rages vThere available arc presented i~ toblcs 3 to 8

In the southern district in 1941 yields VIore reported from fivest~tions vn10re ton vari~

ctics 7ere grolm uniformly The dta arc presented in table 3 There the vorioties arc listod

in order of average yield ~KarJOlo x CCllLnrq (cr 11956) in tho uniform plots for the first

time ranked first YJith on average yield of 273 bushels per acre Pmmee rruuwd second and

COll1Ql1Che third Chiefkan had an averpge 7 bushels less thJn the leading v~riety Kcu1red

Klnrkofcu1d Blccld1ull rere at the botton of tho list

_23 -

078

4~97

132

568

1~80109

917

of 2 00Dl1bull oIIt

Stondrc1middot prror

StU1d1rdprror of 0 Doar

Toble 3 _ SUOJ1Llry of overogoy~el~ of tho uniforJl lirtox ~J10t vdobi~s gtQJn iyenl~p1(rt~~sts d 5 stdi02S hi tlO southori clistr-i~t 1941

j --~middotmiddot----------iif---middot~middotmiddotmiddotmiddot 7W+g~ro[Cfr--fnbusroi~~t ocr

1e ot i ~I_-~--II

1lXioty or co~s C I tliITli ~i d bull bull Avorago

I~lili1bormiddot Denton I cotho_ Busll~c4J La1iron- IVoodvffixd _--_____ i

K~iVolO x TOIlnIq 11956 86 172 397 4~H2 42middot~l) 273 ilmmoo 11669$9 13~236~8_ ~6-342~ 7 25~2 IComnehe 11673 110 101 333 ~16 388 250TOIlIlUro 6936 74 165 299 267 3-88 239KDNDloB)80 48 74 303middot 287388 220Chidkon 11754 52 129 32bull5 205 302 203Jlhrly Bbckbilllmiddot~middot8856 66middot 1O~8 IS~7- middotmiddot242284 17 9

lKmrod 5146 48 57 268 219 249 16-bull8~1O-rkof 1442 29 77 245 199 241 158_Bl_1C_kl~ulh- middot 6251 54- 100 19=1--~~15 bull~1~_----29~bullO__ 157

bull of bull

(bushols) 114

(p~cont)~middot 199~middot~ --

In orelor to SO7 tIle _b ellevi or ~f the vriotios for C SOtlOTJtJt longerporiod f the overCge

Palm-ee 1Ccl tho

~~o varioties are listod in order

~ yiolds for 1939-41 ~e sULlrnrized for 9 v~riotios ir- toble 4

of the roiC11tccl ovcr~~g()yield bosodon tlie rsuHs of 18 sktioryo~t tests

highest over~ge follOTed by Cononche CHCfr[lll ond IenrJLrq EJlcorkQt Co-1dmiddot Ifru~edInd the lotost

overage yiolcls The oiler ofmiddottilO lec-cling Y~~rictiGS is tle sene -os for the 1938-40 ovoroge e~

copt thd Tenrrorq m91l lQl$S lJigh0rthik~Blockhul1~

tests at 7 stu-Toble 4 - Su-rnory of over-ge yi~icls of 9 winter wheot viUieties gtown in plottiOllS in the southern~district for all or 0 -flart of the period 1939-41 =r SEelspmiddotr nciE --I

Vnrioty CImiddot ood Weightednumber Law on vrrd nv~~_ __ ---~----=~_--l

NulI1Poi ofyc0Xs grown 3 3 3 2 3 2 2 PnwIioo - 11669 middot205 190 - 1S-8 244 360 175 396 248Comrincho bull 11673 231 - 177 169 26-7 327 183 387 2t4Chicfkun middot11754 middot213 -172 bull 170 214 315 170 367 228TOI1JllQrq 6936 193 199 150 245 304 167 337 224

Blocklull 6251 1S-5 180 132 183 292 176 389 215Krwivcle 8180 174 152 155 234 296 305 21-03Ebrly Blockhull 8856 19-8 i81 136 206 286 192 294 210

J Klmrkof 1middotl42 148 150 135 200 27middot1 16~0 344 196W Knnred 5146 middot172 158 142 220 273 151 186

I~

Formiddotthe cCl11rcldisttibt ampitivJere reported froD Sixstt1tionsmiddotin 1941 (tob165) ~ho

d1ta orcfoirlycbn-sistcntoxclt1gttinmiddottho Coso ofNorth Plotte~ Pbirio6 ruJked firstuith un aveshy

roge yield nc~rly 3 busholshigher tlk~ Coonncho valieh ranlod second Cbie~~~ r~ed third

Tenrnorq fourth ond Choyenne fifth Nebr6d Bkiclrllull nnd Khotkofvlore t tho bottQm Qpound the

listbull In ViCIl of th0 ambimt of wintorkilling ot sorie of thcsostbtions thohighoverJges or

Povffiac and Cornncho weve 0 surprise In toble 6 the avorgQmiddotyieldsfo~ Jdh6 lost three yo~rs

h

for nillltl voxictics grOVI11 at six sbti Jns ~e s~izcd~ lotIlCO rolccl firs~ ~ayipg on jdvontogo

in yield of 14 bushels over Conll16he~ In third IJIQCc TcS Chicpoundlm1 foli~ved by Tenmrq and

Choye~o Korlred and Kharkopound l1odthehciWest ~vcr~cgc yields fOr t20 periodbull

Ta)lomiddot5 ~ SUDI~117 of~voiogo Yiold~ of tho uniforp winter whoet varieties grovm inp10ttosts~t 6 stctions in thcoOl1trcl (jlistrict 1911

) ~

B-- - Avr~go-riTld hb~Sle_ltrDlrO JiT--E V~ioty ~ Cmiddot Imiddot ~North Jvergo

______ ~- middot_p~lb~1ihJJ11[~ttan HrlYl-lC)l~1LJ llkron Li_~~~E1Pl~tte __~_

PavlIleemiddotCOIDiJnClle ChiefkanTenmarqCheyenneNebredJ31ackhullKlmrkof

11669 314 42~7 410 15211673 ltl96 406 375 185

11754 263 35bull 0 367 1646936 239 350 386 1598885 281 2p4 342 12-9

10094 220 259 346 1186251 233 236 326 163

1442 187 249 331 120

-

2981521921511842007

15911~6

108

435

Standard error of amean (bushels)

middotStundoFdmiddot eriorofti mdbD (percent)i___~__ _---__--_-~ _

Table 6 Suttlcxy of avorcge yiclds of 9 wbter yheat varieties gra-min plot tests lt 6 stashy tions in the central district for all or r1 pert of tne poriod 1939-41

middotf + bull bull ___ _--~~-------~-f-m--

middot-V~riety CI li--~yerrg~1t~1middot~__~l~$l1el~

1______ nuober I$lbnhattan EnyUQolby l-11lk=middot~ran~~middotJ===L==-=--~==w~1Humb0r of ~rc~~rs grom 2 3 1 2 3 3

Pavincc 11669 318 246 410 110 251 129 225Comcncho ~ 11673 91 i44 375 135 186 145 21-1Chiofknn 11754 281 ltl27 367 131 200 161 211T~q - middot6936 26S 21~8 386 12 175 144 199ChoyeIL10- 8885 270 160 Y12 lO~7 202 190 197Nobred 1()j94 252 176 346 10~5 184 194 194Blockhull (3251 250 16~7 325 125 187 158 18-8KcUed 5146 228 16~6 352 108 172 185Khnrkof 1112 i 21Q IG1 33~1 9~3 151 169 172 i-- ---- --_ ___-__-

~~le Yields obiinedin the nciJftperil~istrict ia 1941 aXe prcschted in table 7~ Ihtn wer9 1- ~ -

i-qgtortod froq 7 sktIcii1s YTithfour v~-iriotiQlpeing grovm illliforuly For the average yiolas ofbull I- i- bull

ti~se sht i~S J iun-irdx lii111nrdi (d~i S8SSS 112a 0 Slight~dvLntigemiddotin yield fo11oel by Yogo

Ivhrr1in und iilinturki in the order I11Jledmiddot Excludimiddot~g the d~to from St Pul 2nd Gr~1d Rapids from

tlO aver middotgQs iunrd x 15illlnrdi (C ~I ~ 8888) rDi1ked first IDirkOfseCOl1d ai-id Yoga t~ira lviil

turki nd LVJcIIlL ~Dd thcloues~lt1vmges ~1 though tllO sprc~Jmiddot b0tv~Wen thomiddotmiddot highest Clil-d lOVlost Oye-

r~ge yields RS lossthl+twobUshelsOvwro3-yomiddotr period ~ot 6 sttions (t~b1e 8) Yog0 Cild ~ - ~

N~bred hcl the SDO ov~r-ge yi old cl9sely f oii6lOel by 1Jiii-~ra x UlinlltJrcli (C I 8888) mel Kl~-crkof -

-~

h

middotmiddot 25 (If

j Table 7bull SutJIDary of avercge yieJdp middotof 7 varieties of vtiilter heat grOJIiriplot tests amp~ 7

stntions in the northern district 1941 _ J

C1Gie ago yield inJ]iyencr exe a middotmiddotycrag-neIdVarictyorcross ci~ 1- St Grol1d 1orJ- oze- lVJOe- T-~ b sti11

-=- __ numocr hioscca p9u1 JEbpid~ dan IlDJl casin vrc tions tmns=J

Y1iIJrd x Minh1rdi 8888 167 214 24~6 35n 32~9 382 225 273 291KhJrkof 1442 gt66 ---- ---- 364 397 374 250 ~---- 29~OYogo 8033 87 175 242 379 308 40~ 247 263 285wmont 6700 Oi2 _- --~ 382 387 381 58 ---- 282Hobrod

10094 90 364 357 368 214 279-

Minturki 6155 101 179 2312 333 316 38~6 244 256 2761hrmin 11502 18~5 200 ~~- 367 30~3 32~~_181~~59 _2~_

~

StondJrd error of 9-moon (bushels) )44 207 218 296 279 102 092 O 7~ 091 St~ll1dDrd error of ~mcan (percont) 1258 1317 877 820 791 2 68 383 338 352

------11 Excluding St Pbul and GrciidR)pids

Table 8 _ SUrnrDu-y of CvorL1g~ yields of 7 wintor whcnt varictics~0vmii plot tests at 6 stashytions in the ortherr district for 011 or n part of the period 1939-41

ifoight-Cd~ bull bullbull lt

I - d ~r~~101s Pj-ClO 2t -VJXiety or crQssgt middotmiddotCbull hor-I Boz~ iIoecj )ve- I

= i 11Uniber vifasocn iclcn-L-L1DIl I sin Ehvr_o r~ 0____

llfumbor of ye2rs grOqn 3 2 3 3 3 3

IYogo

87 L1509 199 298 8033 353 360 311 iNebrod - 10094 345 116 396 493 263 180 298Hinard x Minhordimiddot 8888 366 905 355 457 290 178 292Klinrkof 1442 308 92 383 494 277 200 292Karmont 6700 80 362 494 282 202 284Minturki 6155 316 97 349 164 285 184 283lvllLmin 11502 349 135 359 404 246 154 275

States

In scvorol of the StG-tcsthero lore two or more coopdr-diing st2ti-Jl1sfrom vThich date Tere

rocoivod- in 1941 At sono of theso stations only the unifort1 voriotiosmiddotmiddotiere grcim Thilcct

9thors aMit ioriaJ varieties were included It has been the practice to sUlIlt1arizethe middotdiitiJ by

St-tes by averaging yields from all stations within a Stato In ]941 more thun onc stntion reshy

ported data in Tcms Okluhoma Innsas Nebraska Mim1Cs0ta arid Montonn and summariltls wero

~ mnde up for thoso

In TOlqs lmiddotyoriejie~middot tero grOim at the threo sktions (Ina tho averoge yields oxo shown

in table9 middotKrlIN~O ~T9nparq(CI11956) lvbrlin x Torunlt1Xq3(CI 11805) Fameo 2LJd COIJQl1o

che hld the highest oVeroge yields For tho yo_Xs 1939-41 includh1g9 siction-yoors Pan1eo

Comanche me l~rt~l x ~cnr1IJrq3 (cr 11805) rll1kod the highest

Tw stptions rcportQd datg bOk1~10Ila in i941 (table iO)~middotKmmiddotIvnlox-middotTonriarq(Cl 11956

raJlked first COIp1chosQcond pndJawnce third Foral1or1i POxt of tho ~pcriod 1939-41 5 stu

tion_Y0Qrs Pamoe 1115 had the highest DVercgc yield follOlCd by CoCucho and Tenoarq

- 26 -

Tobia 9~ -l~vr~goYiold in ~ushdLs por ocrbof Tintor n~lot v~riCtioslt grOmil~ plot tests in OxS 111 1941 uld V101ghtod ovorgospoundor 1939-41

191194I9181185

16015 7172144166

---------~-------I-+----~-_---+_s---- I

-=--olt-c- u-----Ra--~middot-l I1middot I2 I5 I

I

I

218205190

181-179 169

- 14 bull6 )A2

124 120 middot117

115__----

11956 11805

11669 11673

6936)11754 12106

81805146

8856i 1442 gt

6251

ViriJtJ~ orcrcs s j lie1 I~--1----- -- ~ i-2luobvr

~~~~c~gt=~ Phvmoo

~ ~ 06nonchomiddot ~

6~~ 11middotI ~odIL-rd Fcdorot ibn x Tcrunrqmiddot~~o Jihr1~r Blaellthull

middot Kbarkotmiddotmiddot Blackhull

2i

6347

59middot~

1011

303314272280276

-254275249252248243

Table )0bull- veroge yi~ld in bushels per acre of wintcJ wheat vadeties grown in plot tests inOklaho~in 1941 DrJd middotvrcigltcCl uvcragos for 1939-41 I

1--------------- Imiddot J ~-)vcr CyiOIirTn--bu-Slh-Cl-S--------IVoh6tymiddot6i- cross j I c] 194~ 19~941

1----------__~__~ I numbor~ (2 stohdns) 5 stohon-yeJXs Bonk _

Kawvo10 x Tonmorq 11956 356Cornoncho U673 352

middot Pavmoc 11669 345~middot1VolC gt bullbull ~ 8j80middot t 338 ~centnmorq 6936 32$middotDhoyenno $B85 277]trly Blnckhul1 8856268 middotChiofkori H754 254

-Turkey 1558 24~OKanred 5146 234BIQCkhull 6251 221IChnrkof 1412 220

1 _

Doto wc~oroportbdcfmiddotr6mthroo shtions in Kll1s1sin 1941 (table 11) lith thirteon vori-

middototiosboinggrovl11uuiforI11y pavmoC~lod thohigl1ostovoroGo yi oldfo11owei by OOIlahcl1O and Ebrrshy

middotlyltBlookliuiimiddotxToiu1orci (CS~ 11952)Chiofko1rCrJkodfauxthoJdTeon1rq fifth For the 1939-41

poriod inc1uclllg 5 station-hcrs tl~o vrictios rQ21c in tho follovTbg ordorfor yiold Famoo

COrnW1C1l0 Oldefkol nndTcnImtq

In N0br~sl~ tuost~tions rcpo~tod amp~to mld ~t theso Ncbrod hod themiddot~igllCs~ uvorogo yio1d~

fanowed by hwod x Blackhlill (CI 1184-1) ondPQImoo middot(tabl0 12) COJ1ltJ-1cho tC1l11ltodlast duo te

wintorki11ingmd hessibiJfly dDago Cherenno soloctitm ChOyCn10 Povmee ~dmiddotNobrod had tho

highost longmiddottir1o ovcrigcs C

IVbrnin had tho highostrwOigd riold in IVIinllosota in 19lt1l(hole 13)~ MinlXd x iv1ilJi~di

(6I 8$88) o~cl H41Xi1int~t1cl2(f)Il41~Z701-)a1sbr8jllcd high Thrcoviiiotibs iAiliarQ x IIpoundrgtshy

middotlnrdJmiddotmiddot(CI 8883)- rc1niplusmnl 6nd IVlJntWki foJt) aDout equ61 foriicldfortho lastthroo Yo2rs

l

- 27 -

Table 11 Avqrqgeyielci~i~busho1~middotPQrocreof~linbex ~1heatnridtlestpOIinhiplot tests inKansas inI9~1[Jyl vrcighted avorgtgcs for ~~39~n

Vnriety orcro~s CCIhunber_J-gt

PawneeConanchohly BlnckhullChiepoundY-anTonocrqCheyenneEJrly BbckhlllOroNebredEDnredBlockhullKharkofTurkey

Table 12 4iv~rogc yi91o In bushels oor nere of VTil1t~r hed br~etiosgTovnl il~ plot tests inNebr~slm it 1941 ti1ld Vrcighted avcrrges for- 1939o41

Vortety or cross

NebredKanred t Blocld1UllPownee Cheyenne selectionCheyenneChiefkanTurkey selectionNebraska No 60BlackhullTenrnarqKharkotComanche

CInunbcr

10094llSmiddotH1166911666888511754

115776250625169361442

11673

20~1 200119~4192

180 172

168153135131130Ip

189

190 199

190 18i---~

175173190162IS6

4

3125

67

1098

3

21

-

Bank -~II

~---

~---

----

331

334 337

- (

211209193middot17317i1amp81$~8142

6155

8033---~

-----1150288~8

MJrminMinord x lViinhtrdL amp44 x Minturki2 (Minn21QlfIvrinhtrdi x lik1rquis(liiru2699)Niinturki H-44 x Minturki2 (Mil1l1~ 2702)Yoga bull ~

H-44 x Ivinturki2 (iAiill~ ~mo)

Table 13 Average yield ill bushels per acre of winter wheat varieties grovID in plot tests inMinnesota in 1941 and veighted avcrnges for 193941 r -jy~~ middotidld inbushels

VC1riotyo cross Clmiddot 1941 19 9 1I----------~-----_----c_~_1--number 3stoampJoi~~r (13 stationyenrs) I

In Montonoeight v~ieties vvbre grownunifCJrtlr at 3 stations 0$ shown in table 14 middotKLz-l l - -

mont Klk1rkof and Nqv1tirk r~ed highest in 19~1 liTlllleTClrturkYogo andfDrmol1thndt-he higlo

cst yiolds during thb~~e0period1939-41

1---

~middot28

Table 14 - ~ver~~ge yield in bushols per oo~~ of Tinter he-t vu-ieties grovm h plot tests ilIYTontQIllJ in 19~1 and reighted bvorages for 19394J

Voriutymiddot o~ middotcros-s---] cI~-~~i~~~QshgS-middot_middot_middotmiddot--~-middot-~--=l____ i numbor Lt3 st~2)rsLlt8 stob~ors) _middotR~E middot_i

K1rcont[ 6700 312 30bull5 3 lGwrkof i44~ 340 302 4 INewturk 6935 336 308 1 IYogo 80~3 319 3062 WLinturkimiddot 6155 315 292 middot5

IHebred 1009431~3 289 7-Minard x IvLinbardi 8888 312 290 6 II_~_r_mi _middot--- -+I_l_l_5_02_~- ___271 I 251 8___

1

II

$UJ44ARY OF A~ONOlinC nTA [

The agronomi ]ata other t~ ~ield have been sUIDIDarized for each distriatpoundor 1941 iii

tables 15 to 17 Ih~ach easo the CLlt~ qre overogcd for as lIQJly varieties and as many stations

as possible The numb or of stutionS ehtoring the Qvor1ge is shovm at tho tOlJ of each column

The dik for ~h~ southo~diSt~ictbull arepro~entod in~~~lo 1middot5bull The or~leadodconS~dei-nbly eJXlierthancin1940but the relhtive ot1liness of the wriotiesrerik1inod the SQille

]hdYBlackllullh~ridca t4e~~liest JUlr lov~e~and CotlUlchc wore ~yenJiormiddot tmn Tc~qChiefkon overoged~edo e2rlier t~mxf BlackhuIl RipOIi~g htes shoviodo narrower rCl)lgcioXid

in this case BlackSult ovcr2l$pd ono ddY emiddotmiddotrlier th-n Chiofkan For height KcwlV21e WOoS thetoU- ~ ~ - ~

ost and lavmeethoshortest Lodghl~ d1ta from tilO sbtions SL07 toot Chidlmn ond ~r1yBlcck

hull lodged the ]jJo~tvlhile CotlnJ1c1~9- 8nd BL1ckhull Tero ciso wenk It ymS generally obdervod

thlt tho St~amiddotl of- ~lBlackhull T~t~ rQS i~lined to be Teolt in 1941 Kowvale ~Tonlmrq (cr I

11956) Pmrnce K~tyenale and ConianClicilmd lOYT 6vCtDgd LllfeetioIlS of leo rust Test middoteighbs

VIere 10 in the district with FerlYB~ocldlUll hvil1g the highest aver(lge of 565 pOU11ds per bu- -

sho1 KavlVale x Tcnmaiq (Ct 11956) ranked second end Clliefkru1 third for ovcrage test Vleight

I Table 15 - Sutlllry of agrononic chtq other tInn yield lor vlintor varieties grown at cooperatiIlg

stations intho5Olthc2l1odistet 1941middot

iI

1llUDber of stations ~ 4 5 2

KoVlvole x Terunrqo 11956 I~ tl 13 37 35 gtPowl1ee 11669

~~ 19 13 36 30 5

Conlche 11673 May 7 13 37 5S aTouulq 6936 Xiby fO 15 39 50 23KavllTc~10 8180 bv 3 15 40 29 5Chiopoundkan 11754 ~y 10 15 39 66 58Jlhrly B1acld1ul1 8856 Aprij 29 8 37 65 65Konrad 5146 lv~~3 17 38 60 65IChoikof 14~12 IoJbiy +1 i8 36 52 68

Blackhull 6251 l~hy 11 M 39 5e 63-__ ____ ___w ___ bullbullbull __bullbullbull bullbull _ mR_ __ bull____bull-~--~ ______ ---- - 4____middotmiddot_middot_~ __ middot ___ _- __--

I gt-

5

56~0

54_6550 tmiddot547534559565

-520510853~9

i

- 29 I

TliO~ c0TJtfulmiddot distdct cl]ii ~0 avorCgecl for 8 vCri9ties Jcl aroptosortod hl tolo 16 bull I

Nobrcd old GlcyCI1ne hal tllOl1ighost avqroge wintor sUIvivaJs T~le two cotlicst varioties woro

Pameo old Comu1ce both ovoroging to cbys ec-rlier in loCJing the-- TOPDltirq klmrltof l0odod

the latest Fawnee ripenedtmiddotwo days earlier than Comanche aldfomiddotux days carlir thcul Tennarrl

For plant heig1t l~obred wns the shortest and C-dcf1f4IXl tilctallost Loaf rust infoctiol1 nvoroged

tho lowestmiddoton Pnwnce andCocamc1Jc nJlp the highost onliobred Culm cOU-lts slOVI Pavlloo cnd Noored

to Imvo hud tho thickost Dll Tonmorq tho thilmost stoncls at tvo stQtions ChiefYnn hod Gllo

highest avercge test vmight por bushel with lIebrod tclci~lg socond ond Pmrlee tird

~ -

Table 16 - SunrnnIJ of ogronoIJic dJta ot1er tra1yield for vhter rhrot varieties grovm at coshyapcr-ti1g stQt ionsintl1e celtrcl district 1941

Voriety rcor J(ampte-=r-t----7-LuOc----+-i vcrcmiddotgrmiddotto es I10igJtnunber survivrl E~do4l~_o I Hoipoundt rust_ r ~shol_1

--=------ Percot ~IJ[JY (IclldS)(porcert+=-~~=-umiddot (PouldS INuobor of skt ions 4 6 5 6 3 2 6 IPawnee 11669 69 23 June 24 31 24 260 580COIJm1che 11673 65 23 Juo 26 33 25 162 575Oliefkon 11754 66 25 JUlO 28 36 39 184 601

ITcnnarCJ 693665 25 JUlle 28 33 47 155 56 8~loyel~le 8885 84 27 JUll0 29 31 69 215 578Nebred 10094 92 26 Jule 28 29 75 251 58 3

IBlac~lull 6251 69 25 June 27 34 65 195 57 6Klmrlwf 1442 74 28 July 1 34 65 i72 565

In tho aortherndisttict seven varieties tnypo conp1ed for clmrQcters othor tJl(1il yield

(ToMe 17) olthough tho data Dxe sotevlhnt frogncntorJe MJXDin and Minard x MiwJXdi (Cl 8888)

had tho highest avertlg-o survivcQs Marnin heoded the earliest but vras l1ot ripe os oorly as sone

other vQrietios ilt four stations Nebred hOO sligltly the shorter straw Loopound rust averages

shcwed -no ltliff0rcncos for t10 vJrieties but pound01 stoo rust Yogoand Nebred hod tho lowest eweshy

rages liunord x Iunh1rdi (Cl bull 8888) had the highest avcrcge test weight per bushel with iL-gtr

Din and Nebred being fairly goo~bull

~able i7- Suru~Uy of agronooic c1ltlta other thanYio~d far vTintcruholt vcricties grovm ot ceshyopercting stotions in the northonl district in 1941

j

Y tmiddot ImiddotC IJXJO Y ormiddot crO-5S~ bull bullInmbor

=-J~T

Nurlbor of s t-t ioi1S 3 5 4 4 3 2 3 3

lvIinurd x ipoundil~mrc1i 8888 77 12 14 34 78 17 92 79 601Klmrkof 1442 57 11 13 35 25 585Yogo 8033 61 13 14 35 87 5 85 65 581IfurlJont 6700 53 - 35 - - 572Nobrod 10094 64 11 13 33 7 - 592

li~Minturki 6155 65 12 13 36 89 8 89 67 575Mornin 11502 78 10 14 36 74 44 90 67 593

I----

~-l

SU1EmRY OF PLOT DAXLii

The 1941 crop Vls subjected t)severe -rintorkilling L l~ebroskn ci1d yeninuesoto hession bull I

fly and 16efrust~~ in Nebroslm ~d KnnSos Clld both led qnd steD rust infection farther

southII

Ill Oklcll0t and Texqs tdomch Ll0isturc YJQS reqe~v9d QJ1d ot sor10 stations lJUVest VloS

difficulti

(

In the southltrn district Kawvale x TenmarqCI 11959) a new va~iety in plots ranked

first fOJ yield with Pamee and CoJlaJilche second acd ~hird xspcctivelyI -

The Blackhull wheats (Bla~lili~li EJrly BlackhUll end ChictkDn) lodged or broke over

badly in the south~~~aJst~ict-under ~heextreIieiyrot coJ)ditiohsc

In tho central distrJctQvrnlte~Gorinnche and Chiepoundlon ~md the highest averoge yields at

six stDtions- 11he~o 1faricyics mde tlese averages in spitc ofvlint~rl~ning in ~Tbbraslro caused

by th6ArDistice Diy itorm~

i

HdreDpither vCgtricty d~d ICll in 1941 duo to

The bmiddotluvior of PowilCe Cfld COlJllnche is fairlyconsistont ot all stations in tle soutlcrn

ondcQntrol rlistricts cxceptot lIorthiPlcgtttc +

win~erkil1ing lt1J-ll neither roucs higllhcthb longer tine ltlv-eruges foryieldI

In the ~Qrthem dist~ict Minatd x ~i~11rdi (CI 8888 ho(l thO highest overgeyic~d 0)

five shtionsKhorkof rnIiJced seconaiond Yog~ tMrclI

Tle tVTO ncvrly naned hcots Cononche olld Immce nucle good records Cooancle is being

increosccl ot Chillicotheolcltbe plcn i~ bo Clistribute it froD t~1~t station in 1942 Pownee is

bc~ng increased and purified d WJltmhoJtcn Q1dLincoln Nebrcslm IlnS clecided to iistribute the- - Imiddot

j

variety as soonos seed is avoiloble but 10 clcpoundin~te action las beetl tolton by IC-1o1Sos WhileI

neither is 0 perfec~ vorie~y it is f61t thot each is a step fottlord JTJCl eoc~J sloulcl clo well in

its-~pted 2Xeo

fn Mil1Ilcsoto the behavior of cOJtoin FM x Mi~turki2 ~trQins WltiS pleasing ~hese linter

vlhoots corry the Hope resistalce to loaf end sten rust

In the fall of 1940

tJHIFORM YIZLD NUESW _I

the uniform yieldti1UserY was seeded at the same 14etdions in tIle ( central and southern districts as in 1939 AtBushland th nurSG1J was seeded on both dry 8JJd

irrigated lanG4 Th0~ntirsQrYcoriisteaof 30vorietios cnd strcinsoach seeded in tlUee rod-rowbull 1-

plots IJIhe Il1llber of plots of each Ir~iety at a station varied from throe to five In tabIe 18 )

tiJC varieties mokirJg up tlle 1941 nursery together with StptQ r-Jld CI nunbcrs arc sho~m -

-------1IIIi

------~-----------

31 -

Tlt)biols -Vori~tios of Tintor lhoct grmm in tho uniform yioldpus9ry1941

~ -~t~r-~~~_~_- --t~~Lstt1~omiddot orhybrid nunbor

I Khnrkof 1442 -------Blf3cidiu116251 -------Erly Bhckhull middot8856 -------Nebred 10094 Nobr~ l~o 1063

IComncllO 11673 KD11S lTo 2729Kanred x Blackhull 11844 Nebr No 1098Pnvmee Ii-S69 Nebr No 1086Hope x Cheyenne 11969 Nobr sel No 363339Kawvale x TOIlllkIQ 11950 Kans 1102726bly Blackhull i TennUq 11952 KanSi No 2739Konrcd-Ihrd Fodoratiop x Minlmrdi-Mipturki 11970 Alltrop No 130Fort Collins selectiop 11971 E G 1143Cheyenne x TentllDIq 11972 Kons Ho 2748Cheyenne x Terunarq 11973 KUns lTo 2751Kawvnle x TenLnrg 11956 Dentop DTo 35-34-117iYhrtin x Tonmarq3 11823 D0nton~0-50-3~128Kanrcci-Hnrd Fedoration x TOl~q 11974 Dopton No 37-34-54Konrod xH~po-K~rd Fodoration 11975 Akrop Bo 533Konrod x Hopo 11976 Akron No 850Compound Cross 11977 A1Uon No 874 Choyonne x Thrly Blockhull 11999 vVoodv-rard No 1126CpoyorJj10 x Ebrly B1ackr-ull 12000Woodtmrd l~o 1127 1

Blackhull Xcrloyorrq 12101 H G No 40-102 IBlocldiull Tcnmrq 12102 H C No 40-115Choyonno x TomlDJ-q 12103 ll1s10 2749Choyonno x Tcl1Darq 1210~ ~ons No 2750 I

Knwval0 x Tonpcrq 11992 iobr No 1114 IHope x lJurkoy 1069 11964 Nobr sol tIo 363401 _I

KonrodHardFodqration 25007 x TorJDltUq 12)06 Donton sol No 25-34-44 IEinrcid-lbid FoderatiJn 142 c ToImUo )2105 Donton sol No 3334-303 I

----- ---

A cODpL-rison of tho 1941 list wit~1 tlrt of 1940 will S1011 onuobor of changos in tho nur

sor T011 strai~1s which SO~~JDod to bo 1ocldng ii1 ogronooic volue ond which roro not 110aded for

ecological studios IOrO roplocodby norror soloctims As S0011 as a strin is shown to bo 10ckirot

in somo tDIiortont chI[1tr it is omittod frootho nursery qlthoughit still my bocontinuod

at individual stotims Tho strais mvLg tho bost porfoJlOllco il1tho nursoryaroadvQncod to

plot triols 1m attOLlpt is also mdo to avoid too llJ1y dU1Jlicc-t ions botvroon plot ond nursery

tosts

DATA OBTAINED

In tiibl0 19 oro prosontod tho dta fron tho 13 nUTsorios No d~to Joro roportod from

Stilhntor bGcous~ of dipoundfo~ontial stQl1ds duo to sood trotnont tQLld from North Platto duet-o

wintorkillil~g FbI 0~Ci1 station tho variotios oro list~a ~11 o~c~orof tllo 1911 yiolds anClO1ly

the Ct poundlUii~ois nro given ~or id~l1tificationbull ~vor~go yiolcsru1d rOJll~sfor thoZ-yoar poriod

1940-41 arc givon TI1orevo~possiblo~ Pata othor tl~)yio1~ aro includcdvn10ncl]jroctors conshy

cornoclsoooocl to be rol~tod t) yiold or vrhon tho dDta shorrod lifforoncosboliovodto bo of inshy

torost

At DOlton tho nurso~y yiolds ~Toro sonovrbct bottor tl11l1 -th)sO obtoinod from tho plots

_________________________________--L ~_~ _ ___~

32

The highest yielding 1ori6tiGs~middotcrcCI 11952 C()nnnche CI 12104 und 11956bull Foro bull 1 bull bull ~

the 2-yeor period 1949i41 centu~ nupbq~sl~$Q2~ 11956 ruld Pomlee hoiro rod the highest ov~~Ctgc ~ bull ~ -i-middot~middot bull(~

yields KlDrkof llL1d the ioWs~~r~~eylq1dfor -Chis some ]criod~

The stroITQ-S reth~rtlmiddot~t~picothe rmd before h2XVcst considerblo loelgingo~ - - bull - ~gt~)j bull - 1

curred in most of the V~idtioSmiddot middotAfltf70fbe stiffer stXouorl stroins nercQo~lChq GI~ ~lm

bors 12102 11964 ond K~k~f lh16 B1ockhullmiddot ond l1rly$itCl9lJl11 s~J~ieel tlicC)~e~t str6~~ bullbull ~ i bull bull ~ bull bull -

Consiclercble rust cl079loP9d Jsppqiql]Jyon ~usceptibL vorieties while CI~ Iros lH~64 11969 ~ ~- tmiddotmiddot-~middot~middotmiddot 11 ~ i-

and 11956 showed some resistmce to bdth lealbnd ster1 rust ~ Septoria irifection~m~hOOliy on

all vorietmiddotio~ eicampPt(iIlti li9S6~~esJtv~i~h~vmre 10Wr~ging from ~6~6 to 8~pounds per

bushel

- 6Zbus~lCls per ~r9Jii~hPtivirc991~

- - I

nunbors 11976 Qildli97idt tll~bo1tOtiJ- - - ~ -

nui1bcrsl199Z rrl 12104 2t tho top of~16 list G-l1c1 qfr~

For the Z-yell joriodthroQ15t piuf3 aic tiod for~i~$tbull bull d _ bullbullbull

p1oce in yield noDelyPlt-~momiddoto CotibtJpl~omiddot and CI11973 Duri tins ~iirio peri6dNebrqclKlm~ t r bull

-

I bull bull

TIe highest yiolcli~lgVorioti6~yc~cIIi

kof md CI 11977 middothil1t10i~6ii~centrg6lt7ioldsbull l_-~_ ~- )~ f ~ i lt-

In the irrig2ilQcluursery tlt E3u$l~l1ii~lt os llOig2ts ranged frOD55~Ot o6i5middotJ1oUI1Jspdi~u - i bull ~ ~ bull

shel ad t10 yields fr6h40~4t~ai~2bu~~dlspcr acre - -

PovJnee C I llU9b0rs yl972 oclmiddot I199sthi1o]brly l3Lockhull C1ld CI 11975 ~qrd low tJ~~1940

and 1941 Yieicl~middotbyen9middoti~1middot~6r~ i~bl1tit ithe $e t~oe voriqtJ8stli1~ poundotedfi~~t ~n~[~4~middotmiddotVlCr(3

blso ~igl poundor t~e 2-yClt1Z averoge

The drJr land ~~s~y atl3~~~ffCL gave yields only ~Jig~ttY 1ower than those in the irri_

g~t~d nUse~r~l this estconsid9~JlJble)oafrustd~Vieioped onsvsCOl)~ib1eva~JOti6smiddotpound1Jlclthe [

~st vmights vmr9 $QIlow1W-t 10vwrthaniiIl tho i~rigatee1 nurs9I lheTbiot ies hoving the highest I

yields wereG~I nuppors 1Z105 1199Z~ DIld PO-Jllee while CJ~ 11915 ~6b~od~ QLld CI 11971 1ero ~ -- - l lt - bull bull

low GI 11l50 Pa010e and Cltl~6 11lJvo the highest ~yc(~ro~prgc intliis d-ry lGnd~

sory test ~ -

lt

StroxT IlQS Ullusually tall rt WQ~ehlTrd Vlit~l hoig~1tS Jol1gil~froo45 to 53 inchos i1d CIS

IJight be expectod COllsidercb10 lodgihg qccuJted botore lZVest SODe of the stronger sbroTodimiddotmiddot middotmiddotmiddot middotmiddot

strainsrere CInunbqrs 11977 1197~ oncl 121OZ ~e$t weights lTerp fqirly good illriost cosesbull bull bull bull 1- e _ bull

01tlOUg~l one vr~rict~IW0 woigIlt of~6 pouncls per bus1el Two vorietics c I ilunbors 11952 C-l-w

11972ri91dec1mprethml 50 buslels pprlcre~ CJl(l 11 vc1rietiesmiddot gt(1 yiOld bot7oen 4OQJ1i 50biishy

shell por nerebull Bo~ed~l1 tho2-YO~t-~crge the J1igllostfi~ldingvoHoticsmiddot lC~~ CI ilW1borsmiddot-bull

11972 ~1952 0ld l19 wljilo NCQre~ CI 11969~ oJ1clCI~ i1977IXtd6thepoorest yidld ~ecordbull

At MDcl1Qttcm LQclgi1l~ ilOSrqpo~ed for 0)1 v~rietiQsLiltj~ough CI Ili~f1bcirs il974 11971 bull i - -_ ~- i

mcl 11977 stooel up t~le best ~c1f Jrust rcoclii1gs llOrO foitlyl1ig+1 i~l nost coses DJ+etcol~idcr6blo

S~9Ll 1llst ~~eve~qped bull 91ointoxburomiddot]Qs f[lj7~y g90~ 0c1 test neights~ lith on Oxc9t~~ir~god

-33 ~

froD 55 to 616 p01X1lS pOI bushel Tho ~ighost yioldiucvGriety CI 11950 gave 413 bu~hels

per acre while thelore5t yield vlUs168 bllshels1er acry( Additional vpxieties giving-tho

bet~bcr yields were C~I12l-9amp CI1l956 qnd Pavmeebullfor the 2yoar period cl 11950ronked (

iirst Pawnee second OJidCT 11952 thiro This last ThUled variety is exbroiaely early [~d is

boing considei-oel as a p05siblo subst i tuto f01 Ehrly 1lockhull Strnins such as Khoi-kOf BlocY_

hull and Nobrodhave boen q1dto low in yiold tho lcst two y~rs

Wint erki11ing occurred at ibys with SOLle VJriotios having survivals as 10VI as 63 p()rcont

11I

while others CltlJ1e through the winter with porfect sta-cls StrQJmiddot vms fairly tdl and dorisidoroblloaf rustdevclopod Ol~ all suSccptiblevariotios~Thoyielcl rcmiddotngod from 525 to 196 bushols

per ncro lLnking tit the top of tho list Jero CI numbors 11~5Q1l974 ond11972 d~lilo Jt thlt

bottm 1I~rcNebrod ond ]hrly Blackhull in tlds cso a lctcQnrl onoxbroDoly oarly variety In

genoral the lS4L yields nro in lile ulth ullO 2yoar wcrBe

No w1wberkilling was reporiedfrom Akron but the dry wecthor previous to harvest causedmiddot

straw to be short test VTeightslight and yields low The lighost yields 7ero reportod for C

I numbors 12105 l2l06aca 11952 No 2-yoar avoragos are sholm for this station sLlcO tho

1940 crop v~s a fai~c

At Fort CollL1s grmrlJh VJaS hoavy as l+sua1 the strm1 las tull undbeforb bargest all va

riotiesIere lodgod completely Yields ranged from 69 bull3 to 449 bushels per acre The throe

highest yielding strains Lll 1941 Tore CI numbers 11974 11970 3nd Comnnche For the 2-)roar

period CI 11974 raDkod first folloITed by Crnumbers 1~950i 11970 c-uiQ Conmche

Test Teights at Hesporus ranged froll 60 to 64 pounds por bushel aJd tho yields from 648

to 349 bushels per oore The Mghost yielding vorieiies lere Blackhull cr 11971 Nebred

and COLlCXlcllo 011 oflhich gavo moro tIm 50 bushols lJor ocre ~nscd on a Z-yodr averagef

Comanche had telO ~ighost averoge yiold poundol1Oled by Blockhull CI 11972 old C~r1l974 The

agreenent betllOen tho 2ye8r nvelngo o1d the 1941 yields is lotsO goocl at tllisstation

Winterki11ing was very severe at Ames but the rellJtionship between survival and yield is

not very close For example cr 11969 lith a wnter survival of 86 percent yielded close to

the bottom while Cl 12101 with a survival of 26percent rmuod secOnd for yiGid so it is

apparent that other htizard~YiOre prE)sent Test vrOig1lts whore obtained rangod from 543 to 590

pcn~nds per bushel The highest yieiding v~~rieties v[ore Nc)redC 14101 bnd KJ-1rkof The six

lowest yiolding strains gave lessthnn 10 bushels IJer acre~FOr~ tho ~yo6r poriod 194041 CI

1197f has hd tho h~ghest avorage yidld follmmd by Nebred Pa~moe end CI 1195Z

AtL~ncoln t110 November freoze causQd consid~rablewintorkUliilgand therelationsllip

botlTeen middotlintor surVival anltlyield iis fairly goodbull incre~re 5omo exceptions in tInt Nelired

Cl 11971 elld Kll2rkof rith good survivals ru1k6cl rolctively lQYI iny-ield This 1DsproboblY

~

ctlusod b~r 0 combiIl)ti0l or Joopound rUst lnfotion~ hossion fly ~1lngo ~d tho h~ ~ough~bull All

varieties except Pamee Carrieda foiply heavy lecpound rusb infect ion and testvreights were ratherbull bull bull ~ ~I ~lt 1

low langing from 44~O to 592 pounds ]jar pushel~ wo varietJ~sC bullI~ numbers1JS50 rnrl11952

~yields abOv~ 30 bushels -oermiddot acreTlhilo f~mvnietiosCInumboIsmiddot1975 J205 ~ii~77 - i

~bndi1976~yi~ldcd 10sstl1Q1l10 bJShotsporO-ltFo TIloS 10lYiolds T10rC accotap~io(fbY~xhrlJolY

low wintor suwivals Based on tho 2+ycQJavorago JihrJy BJacklmll hndtho nigh9stnverogoI - bull bull bullbull bull bull bull

inciinodto bo vL1tCrtoiiidor~

middot yiold fonowed by CI~tJUIilb0tS1l950~ 11956 t lmd Pamoo~ All ()f thQsostroins are early andI

COllsidcrrblo 1i11torkillingmiddot VJUSrcport 00 from AJliancbut tho dnto arc not too consistont

lith vih is knownofthdhnrdii1ossof tho dipoundforont vc~iotios For 0~10 GI11964 l~d ai

survivnlof l00porcontcomparod bo 8~ -percont for a1lJltof It is YT)1 Mllbtf1l1 if this xol~

tionshipis correct Grail1 quQlityvtLS poundcidygood JlJdyiolclsxogcd fro 0 21bull3 to 84 busholsj gt - ~ gt bull bull bull bull ~ bull bullbull bull

poraCroCl Dunbers 12102 121OJ~i[u1dKl11rkofampvctho highest polds in 1941 andCl l11Woo

middot bors 11975 11956 D-ld 11977govo thoi 10I10stones ior tflC lJ~r p oriod CI 11972 rc-Jko~

fiist for yielii K11rkofsecond CO~1Cho t1ird and Jqn_ecf(gtUxth

~obl0 1~ - Agro1ooic Q1d other dcto for uniforo willtor uhot varictics BiomiddotJ11 in rcplicQt6c1middot j

nursor-plotsincooporotivecxporioqnps at12 stti6ns in t10 hprd r9d ~yintor vlheot lnroa iJ~ 1941 and nvor-ge yiqldsfor 193g41

bull

Imiddot

14

23

7

611

middotmiddot15 i

91011 ~

13

245215

23322120125223~5

203

VS 36 580 196VS 34 q5~O 181V$ 35 560 17~91532 560169

S 31 545 167VS 37550 166VS35 588 165VS 35 540 165VS 33 560 164VS 34 635lt 161VS 36 50~0 155VS 35middot 5~5 151VS 33 560 154vS ~31 565 150VS M 54~0 149VS 31 510 146VS 31 510 1lt11

VS 3~ 560 141VS 34 5SW 13~9vS 35 560 136VS 35 51~5 13~5VS ~2 560 121VB 33 56 0 middot119VS 32 56~O 115 213 12VB 32 50 3 J1o3 lQ3 17 VS 3lt1 9~O li1 212 i$ XS

Smiddot12 470 9 7 l~ 6 16 I

v 31 500 74 19 19 VVSS 32 170 73 182 18_

34 166 67 130 20)DOCli yic1CIio~ Oiiy lio-middotinrieties IS7 ousl1cIs--

Denton TeJmS(OW 1 ) our p pus

Ptv 0CI

number

11952 April32 1fny26 601511673 April 30 middot1~by31~ bull 15 2012iQ4 ~pr~l 39 June l 15 151l956loiloy 5 tUne1middotmiddot 5 15

11669- )by 2middot JUl1C 1 13 1512105 April 29 lvhy 30 4 28

12000 prp24~26 60 ~311992 April 30 ~ 3q 10 23i2103 tllili)T 2 JulQ2 10 a5li974 ~pril 29 JUlio 1 13 4511823 by 6 June 2 10 1812106 ifby 1 June 1 5 28

11972 Ithy 1 June 1 18 20li961 YJ6y 2 JUJo l T ~ 011019

0 97~t~pril 81bY middot3135 5

May 6 Juno 2 73 13 11950 Yoy2 JIJll0 ~ middot3 25 A856 -t-oiil 22 ~vftw 2~ 58 811969 ~By 5 lIDY 30 0 011899 by 4 middotJun02 18 35 118middot1L ~Jay 2 JULJO 2 56~5

12101 ~v1Y 1J~)q~ i 58 0812102 ~IJccy 2 Junol 53 Igt

6251 ~4V6 Juio ~ p5 18JlSn uJpiy 2 ri Jii-1Q 118 5511876 poundtiV 3 Juricl 63 2011870 thy 1middot middotJUno 1 65 83

11977 1441 6 Juno 3 80 3511971 ubv- 2 JUll0 2 73 36I 1442 ~ Juno lt1 55 40

monaiirucrrar ofa Clifferonce botloOD tho

- - bullbull~_c- 0_ -bull ~-

TO-ble 19 - (Co1tinued)

ChilliCQt)l~middotTe~s--rFoux plots----

- to

1

I

-r- -_~_ ~~ Leat-IL~pging r-w~e )j ~vo~o-Yr-- -- C~I bull~ Dah iHQigh~rust I eld 1940-41 BarJltn1lIlb er headeC-Lmiddotmiddot i

Percent PcrcClt Mels Bushelsr- ------ CInches39~- 11669 Maiv 7 ~ 30 241 213 1

11992 May 6 39 20 10 231 12104 May 2 40 20 15 2211673 IIuy 2 42 8 5 21Q 213 111973 IipoundW 2 38 25 15 214 213 111972 May 7 bull 41middot 25 20 211 2Q5 412103 May 7 41 20 10 20611956 ivJay 9 40 T- 10 193 17~8 912102 iicy 5 37 65 5 17411964 ihy 2 35~ a 5 17middot0 I11970 Ilioy 2 42 50 20 159 180 8 I11952 April 26middot 33 - 50 60 156 176 10 8856 April 2middot1 34 65 95 152 183 511950 ~i~ 2 39 ~ 75 152 151 1211823 LlJay 8 41 25 ]0 148 181 6 I

I11999 lbiY 6 34 65 90 147

112106 Ihy 5 38 20 75 1-1712105 llioy2 42 5 40 14511974 Lioy 2 10 20 30 140 162 11 I118M lib 6 37 50 60 136 181 6

I12000 April 25middot 33 65 95 136 I12101 ihy 6 38 65JJ 15 128 11969 lihy 8 38 ]1 25 120 142 13

I11975 iby 1 36 65 15 87 129 1511lt12 ~~ 11 40 65 5 90 111 19 I6251 bullJJy6 36 50 100 amp8 141 14 I

10091 Lhy8 37 75 10 78 middot102 20

I11977middot Boy 10 37 40 85 74 n3 1811976 rJoJr 7 37 65 60 amp4 1l7 1711971 lifoy 7 38 75 100 62 128 16 I

I

Standard error of 0- difference between the meO-n yieldsof any two varieties - 321 bushelsbull

11 Severe firing of leO-ves

t ~

~

r 3P~

rabl0 19 - (Continuod)

~

r-Tmiddot

913

13

71215

26-9239231

250236

29026~290

246214243

middot281

C I HQi~lltl I IIIJXlbo_r_L-==-~==--L---==C-~~r--+-o+l-------tltilt---~c-r+~==+-~gtlt===--~r-t~plusmn-r~~ROr=cn1~ct

~~ 1

lJ669 16 JUri~ 25 32 87 610 104 320 I II

11972 20 J~o 29 34 87 585 392 299 2i11956 21 Juno ltZS) 33 i 85 600 3S3 29~7 3 i

12103 20 Juno 30 35 88 600 383 i11882 18 Julo28 34 85 600 36111969 22 JunoZO 34 87 585 35~611823 20 Julybull136 82 550 34011973 16 June 27 32 86 600 34012104 18 June 273S 88 600 33811673 16 June 27 32 85 600 32511999 20 Julie 0 35middotmiddot 83 605 32512105 16 June 24 32 82 60032111950 17 June 27 33 84p80 31911964 17 June 25middot 28 86 610 31211976 18 June ~e 32 85570 30911977 20 June 29middot 35 77 570 3071210220 June ~ 34 86 600 30 711844 20 June 30 34 86595 middot2991442 24 July 1 36 86 59029811~52 12 June 22 32 87 615 29812101 21 June 30middot 33 85 600 28910094 21 July ~ 31 85 590 27911970 20 June 29 37 85 595 27411974 18 June 28 31 77 565 27212000 14 June 25 32 83 590 27212106 14 June 24 32 83 570 271

6251 20 June 30 3433 82 580363 213 1811971 20 June 29 81 575243 229 16

8856 10 June 2Lmiddotmiddot 32 80 580 ~ 7 1amp5 20 11975 16 June 28 33 80 565 212 211 19 i Imanaarcrerror of a differeJiii6~qiyroojn-1homQanyJo1dsof~~tw6-Yltii-+oti os - 3 ~Dushors----

I

~

ft

- 3$~

~able 19 - (Continued)

37~0 4

380 3

364 5

318 63~0 8middotmiddotmiddotmiddot314 12

341 7[327 9

325 10 J~

I3h4 middotmiddot12 3]5 n

~$~7 15

In1 17

29~4 14 ~

a74 16J

267 18

227 20237 1degJ

53509493491 479473-15244-7middot146433j27126middot12139939638$ 3943793793723563-123263r630~228~8

2712622Lh8Z4~7

6359~Z61616158~1606061i~6661605860585558506157564658605658

5334

3924

5051

294

5316fI8~i18

4045

2054tJ831393025Ii211129133155deg50

50495149494850

51SO50

4917

~I S1

564$ 16middotmiddot48lt53

48194948lt1617501545

15 14middotmiddot 12

1614

14gt 11 15

-131415

16 17 J510ismiddotmiddotmiddot13ltlEl13

~i~JP middott6middotmiddot17lt16 lt16-i5 ii

1$16

11 14

512

8109

11 Smiddot1014

1312

102

88

-129

14middotio

J2la

15 913 11

Alt

1514

1195211972121051210312104116691197412102121061199211956121011184411973

88561195011673119981196411823n87011871

625114-12

11975middot1197610094120001107711868

__n~_~2r l~~~j~~tlL6Igtilg Ib~ fgd]~Jvnyln6hcs) (EOrccnt) (ol1nds~-l-ri-~~u-shols) -----i

I

~ ltlO~l 2 i 405 1 i

standai-d error of a difference hetwe~n the mean yields of-any two varfetios - 19Zbushels---middot

~---~-------- --------~

Table IS - (Continuod)

- 3D -

Table 18 - (Continued)

276 7262 926-1 8

239 11243 1022-6 12215 13211 15215 13207 16182 -20205 17W6 18184 19

25 2) 43 5 52526 25 42 40 48527 25 42 60 47025 25 42 50 45224 25 43 5 44820 2Q 43 90 pound13bull726 25 middot14 25 t13~5-

23 21 41 50 13525 25 42 20 middot12~9

27 25 -11 5 middot2325 2lt1 39 10 U7

~ 26 26 42- 75 lt10322 2] 42 -50 38026 2$ 11 75 37625 2~ 43 50 37826

2~ t17 60 371

27 25 10 5 36325 25 44 80 36_025 ~ -13 5 31125 25 42 50 29~8

-26 25 45 80 297 28 2q -11 50 288

27 26 43 90 27526 26 39 60 26927 26 38 85 268

28 28 38 75 25729 28 -12 90 251

-ZS 26 12 80 24~1

27 26 39 80 21~1

10 IG 43 00 19(5

11950 1197411972121041199211952121031210611669119561196111999120001210111973li97011969121021210511673118411182311971119751197611977

14126251

1009lt1middot8856

----aJmiddotmiddotizcrogccr Survival D1e1r _ Rc)ight 1ecd rust cro

number Hoadcd Ii~1bullbullbullo L bull JLcld-----=-=--Lr-Fpcrc-6it 1f1y upo -h n--ch-os--Ircontj (BUSh91s)-J~~----I-

10090

100769391908396

10086

96100

98$8

10088806577

~ 8580

100 63

7677

10096

10098

Standard errorof a difference betw~en the mean yields o~ any twovaxieties - 536 bushels

41 _

Table 19 - (Continued)

Akron Colorado (Five plots)

12105 Way 26 23 545 lS212106 May 28 22 55~0 17111952 Wey27 21 565 14711972 Juno 3 19 57s 14711669 May 28 21 550 14111970 llfiav 29 23 500 139

88q6 May 26 22 560 13611971 lVlay 31 20 545 13511999 June 1 20 570middot 133118t1lf1 IYhy 31 22 565 13312103 Juno 2 20 560 13011S92 l~y 31 19 540 12612104 H~ 30 21 570 12510091 Juno 3 20 570 12512000 IVlay 2821 5middot15 12-4

6251 Juno 2 21 560 1l4n950 (ny 29 21 515 11Zl1S6l lihy 31 13 535 11212101 Juno 3 21 545 no11Sn Juno 2 21 535 10111823 Juno 3 20 540 S911875 lihy 27 IS 560 S112102 ltby 31 21 560 09

14-1 Juno 4 21 560 3911S60 Dune 3 13 550 C711S76 Juno 1 19 5middot10 G611673 ivhy 30 21 500 8511973 Juno 1 20 555 C2

I

11077 Juno 3 18 5middot~5 amp2

11956 Juno 3 10 =--i=5G5-r--~fiF--5=-3r__Stondord orroref Q difpoundororico betwoen bhomonn yioldsmiddotOf QIlJ two vC)riotios -Z09 0ushols

Seeded September 11 emergneSeptembor 17 1940)

I Height --jmiddotweight per=1~vCi~ampO9Cro-[1 C~Ic7llJ=lmib-=o=r----L --Datoh=o=ad=cd I ~ bushcl __-Z_~ __

(Inchos) bull (Pounds BusholS III

I

III

I

I

I

f

Table IS - (Continued

rorbCol~ins Colorodo1(Fjvoplots)

8

20

147

11181617

131012

85

1419

459503~

1734U415~

449

i

46-147547l4S9506459 433

- -- o---~-~- - - - ~--7-IA-V-QrccCtgc~Ocro-t Yield f

el no rDatQ-- - ~lield--1Avertlgc _1~lbii4~h~k=gt ~ush61s) ushels) 1

11(71 May 2D middotlD a GS3 567 1 Ii

llC70 llny 31 _ 52 O 640 523 311673 lvny 30 50 0583516 4 I12106 Iby 29 bull __ 51 a 570 111823 June 2 48 a 566 506 5li950 lviay 30 _ 49 a 560 54~ 2

- 12000 llilay 30 50 0 5601~105 May 28 j 53 0 5608$56 lvhy 27 52 7 557

11971 June 2 51 0556 12102 June 1 46 6 548 11973 lJby 31- 48 o 54311952 lvhy 29 49 18 537

-11975 lvby 30 48 0531iUi56 June 3 46 a 526i19n June 2 46 3 525~ii6S9 Fey 30- 48 deg 52111976 June 1 47 o 50611999 June 1 47 14 506il992 lJaiy 30 47 32 504

11811 June 2 48 18 lt199 12101 June 2 middot16 14 499 11-12 June lt1 48 32 182 6251 lvhy 31 48 1847411969 June 2 47 0middotmiddot lt17010middotj94 June 3 17 a 463

12103middot June 3 48 a 160 )1977 June 3 46 a 458

1196middot1 14ay 3C)middot 16 5 457 12101 iIay 30middot 19 0 MS

H bull i bull

StnnaDrd error of a diffcreiiCC ~otwccn thcmc(]l] yiqldOs of iinytvio voriotios =546 buShels

I

~

- 43-

Table 19 - (Continued)

scsperus ColorC1do(Tl1rce plats seeded September 27 1940)

Imiddot n~~rr ~~~l--=uigh ~

porRDnkbushel

I I ----- -~ ~ugust=- ltInches I POUoJds) ---

6251 10 4-1 63 618 509 2i llSn 10 ~ -12 63 5604 419 3

10091 8 l ~ 10 62 558middot B2 -0

ll673 middot12 62 539 514 1()

8856 5 J laquo 44 63 492 440 711974 9 42 62 475 443 4

12101 10 lt 44 64 474 12000 8 42 63 463 ~

12102 12 44 62 458--11823 10 lt13 60 456 400 1011976 12 40 62 lt156 442 5ll81fl 9 44 63 451 408 911972 8 flO 62 4t 472 3ll950 6 n 02 -134 399 II

1112 9 42 62 428 388 1211973 8 41 63 123 370 17ll969 10 12 61 418 343 1911992 8 14 62 -11-7 11999 8 11 6lt1 -n7ll961 8 lt12 62 n~

ll669 7 f bull 38 63 107 378 1412104 12 44 62 10412105 11 44 62 404ll956 9 14 63 101 374 1512106 11 13 62 39611975 12 42 62 394 367 18ll952 3 40 64 377 310 2011977 10 38 61 357 374 1512103 12 44 62 M9ll970 11 45 62 329 388 12

bull Standard error of a difference between the IOOan yields 6f any tWQvaJieties = 768 bushels

f

I

Table 19 - (Continued)

1- ~

t ~ bull

o14

AIDos Iowa (Jiourplots)

10094 69 588 288 403 212101 26 E86 255 fl1442 34middotmiddotmiddotmiddot 528 247 366 7

11950middot 51middotmiddot 554 221 377 -511999 middotmiddot 45 588 22111844 51middot 578 220 356 1111971 1-3 556 220 424 111972 35middot ~ amp72 208 366 711956gt 55 590 201 364 912103--- sa 587 195 11952middotmiddot 66 588 170 390 412104 ~ 64bulllt middot585 16812000middot t 579 16211669 78 S~r4 16-1 391 311992 10 573 16111974- 61 543 160 369 612102 2~ 598 158

6251 78 579 155 346 1311973 54 586 155 354 1211823 li4 544 154 357 1011970 28 5704 114 342 1411673 60 563 139 33 1511964middot 51 579 1358856 18 581 119 328 16

12109 J 15 563 9511977middot 6Q amp0 2amp2 1811975middot 71lt 72 299

_ J 17-

11969 86 ---- 57 270 2012105 13~- -_ 4111976 _5 32 271 19 l_

~~~df~~e~~let-~en

Standard

the yields ororyy two~6rieties= 249 bushelsbull-

error mean

- 45 -

Table 19 - (Continued) L~col~ebraslm

(Five p1ots~ seeded acpt01~er 25 emerged September 30 1940)

9

8

13456

715

17

161814

11131012

227221232225

1965186207

32~5 280 21t7276 272

--~l~till~~r gtti~~ - ~f~1-ei~~0 vre~-~TICJlV~ Jlvera~~clf==1 ~~~~_l~rvival)le~~do~rmpeIreacti~zrl_ _ J bush~l- ~~el~~ 1940-~L ~~1k_1

Pc -ilij June 1L1) -Wosf Bu ~Bu- I11950 65 29q4 22 35 568 317 316 2 I

11992 6525 25 34 557 3098856 69 P 20 3 36 592middot 295

11956 66 2pc 26 2 32 57r 28011669 65 33lt 24 2 34 564 26811844 56 25 27 3 36 568 25811952 702~ 20 3 35 58824412102 5626 27 3 33 57 7 22112101 61 26 27 3 32 568 19411973 57~5 26 3 34 55~(j 19112000 51 43 25 3 33 55~4 18610094middotmiddotmiddot 84 Z6 26 3 32 543 17411964 56Z6 25 2 30 51-0 17111971 74 Zo 26 3 34 518 154 11972 60~7 27 3 32 518 15111673 57Z5 26 3 34 526 118

1142 76 Z7 c 28 3 34 550 itG11999 46Z7 28 3 31 539 14612104 44 Z5 28 3 32 amp-10 137

6251 69 ~rlmiddot 28 3 34 550 13511970 63Z6 26 3 37 510 13~iJ12103 middot16~7 27 3 30 539 13311823 51~7 28 3 31 17-2 13211969 - 52 Z7 27 1 32533 13611970 13 ~6 27 3 28 195 12312106 41 35 25 3 30 510 -110111975 29 (37 28 3 28 190 6612105 29 AS 28 332 510 6SllSn 39 29 28 3 2810 55 174 20

I 1197e~ __~~ 29 28 bull 3 2747~~_54 185 19__1

Standcud error of 8i differ9nc~bet~loenth9rmoan yieldsQany1-wbV1arieties 298 bushels

l 1 and 2 arc degrees of resistance 3 and middot1 degrees ofsliscoptitbility

f

46

J

109 10

106 1191 17

120 994 15

106 ll101 1393 1679 2090 IS96 14 G5 19

Ronk~-

i150 2 t141 4

I154 1

137 5147 3 I

130 6

128 7124 S

Table 19 (Cont inuod)

AlliOJlce NebraSka(Thiee plots

C~I

number

12102 80 JiinC3 21 610 21312101 88 Jime3 3() 625 206

1112 88 JuneS 27 610 1$911669 85 June 2 20 605 lSS11972 83 JJine 3 19 615 lS712103 gO JUlle2 20 600middot 18~9

6251 75 JUIle2 23 620 bull lS~311973 87 JUiEl 2 19 615 lS111673 85 June 2 21 610 IS )12105 60 J~l 23 605 17910094 97 Juil3 4 18 615 18-511844 90 Jun13 1 20 EiOO 15~912104 middot83 JUfl92 20 595 15712106 $3 JL1Q 1 22 590 1511992 S1 Junel 21 56~0 15311964 160 June 2 19 580 119

8856 83 Yay30 20 590 13411999 88 Juile 2 17 600 13312000 ll8 JUIioZ IS 595 13311950 87 JU1Q 2 17 570 12middot2U969 90 Juno2 17 590 117nS74 88 Junel 18 580 ll6ll91 92 June 2 17 575 ll211952 M Juno 2 16 58middot0 1071+823 87 June~l 18 580 10311970 OS June 2 18 610 9911979 68 Junc2 19 585 8611975 15 Juno 2 21 585 B911906 ~3 JUne 2 17 575 061197 78 Juno 3 19 600 84

Standard error of a diffcrcnCebetwoonthe moan yi~lds of ~ly twovarieti~~ = 389 bushels

iL-s

- 47-

STANDARD EBROBS

Standard errors were calculated for each station as outlined on page 21 of this report

In table 20 will be found the number of plots t average yields and standard errorS for the unishy

form nursery grown at each of the 12 stations~

9-411512

7middot63575

132227237145

187321335205

265453474290

696 492 348 891

369 301 213 719656 5~36 379 1057

331 209 148 1279864 546 386 7329 Ll0 7~68 543 1228

353 249 176 1101

1 73 298 211 1234188 399 282 19~25

---_

Imiddot -l__Stl1daril er OJ opound a ---_== iSbgle~DifferOJ1Ce ~l 1

I plot between oeDLlS lfuSlio-rs=~rcenr

(Bu~hols BUshcs Ij

ITexns

Denton 4 1403Chillicothe 4 1501Bushland ~Irrig~ted) 4 3105Bushland Dry) 4 252i

OklahomaWoodward 4 3904

hJsosIvbnbnt t an 3 2964hys 3 3585

ColoradoAkron 5 1157Fort Collins 5 5270Hesperus 3 4416

IowaAmes 4 1599

NebraSkaLincoln 5 1710Alliance 3 1465

Table 20 - Nwnb)r of plots averGge yield and standard errors for the uniform yield nurseryat each coopmting station in 1941

NUmber -+---XVerageStation of yield of

~lots vDrietiesbushels)

SUIJlifLBY OF NUBSERY YIKLDS

The yields of the 30 varieties of winter wheat groW1l at 12 stations (13 nursories) are

sWllIIlnrized in table 21 whore ~he varieties are listed in order of the 13-nursory average yield

These avemgcs arc of int erost only insofar 1sthey shaw the generai adoptat ion of the vcriety

A more detaile~ study is possible i as the vcrieties also have been Dvercged and ranked by Stotes

Pmmee hDd the highest aVerage yield in 1941 rhis v2riety rankod first in ~exns ol1d

f Nebr1ska sixth in Oklahoma and Kansast f()(rteenth in Iowa ord seventeenth in Colorodo In 1940

Pmmee ranked second in the nursery and again made its poorest record h Coloiiado Cheyenne x

Tenmarq (CI 11972) rnnkcd second ~~ing its best record in K~s~s ~his strain ~id the highest

average yield in 1940 Li third place WC1S KalTv2Je x TOl~rq (cr 11950) a wheat that ros been

high in yield for sc)voral years in spite of a tendency to shcttor under certain conditions

KamiddotNalO x Tenmarq (CI 11992) rOJked fourth culd KDxNnle x ~e1llIDrq (Cel 11956) fifth ~he avo

rage yields of the four leading varieti~s differed vGry little It should be lintcd out that

tho first tlOlve vorioties had ~oxmrq as one parent In this sune group four varieties rod

KmNale os one Drent DLid i~1 three cases CheYOJu1e laS used in the ClOss Eighteen hyblid strnini

rI

IrImiddot

I

bullI I -- per acre Iz IN1rm Iemiddot Iowa eP~1rP CoIOrte1o pound ~

ii C~I I lIuh- 1 I I I I I I 1 ~ I I I J 13 I=~ i 1Cldl-1 1IIiu1 1aIIilble- JIBIIIlIOOl1-middot~ 1AIlbmkl ill8$iLi_ AlU-A~ BamkJori aAllnDdleit- Ae-JIaak1 I S~ 1 u- DIF (rnc~ -- rampampel 0middot I colin aileerace middotJCol- i tPenalftCllI lut1eot1IenAllid)_ I ~ bull I bull 0 I I bull UD I Imiddot I

I

III

Jampbull

I -

iftliaart errOl o~ bull _ (1IuIIelII) 132 227 1115 2- 096 21 3079 211 1middot16 211 2~12 116 86 1118 5middot1l 228 0 080 J I Is~ error ~ bull _ (~) 91l1 1512 515 16 5005 1middot91 11910middot51 639 1101 12- 19025 nll 132 1219 ~2I 6JJ 11l II I

- 49-

ronked obovc Faxly Blockhull ond 21 nere obove Blackhull OCld Nebred Again the Hope crosses

failed to give good yields as Hope x Tuxkey 1069 rmkcd cightcenth Hope x Cheyenne twenty-fifth

Qlld KlJlred x Hope tVlCllty-ninth In the 1941 nuxsory three strains had [werage yields lamr thDn _

Khnrkofchock

Tvrenty varieties have beon grovm iE the nuxscry for the 2-yccr period 19middot10-1941 Clt 11

stations vlith 12 nuxseries These dnta are presented in tob~e 22 lhcre the yields are avoraged

by States and the vC1rietics are listed in order of yield at all statiolS Cheyclmo x Tel1m~tq

(C I 11972) bad the highest avercge yield being consistontly high at 011 sttions excGIJt in

IO7au1d l~ebrcsko uhere wintorkilling wos heavy KavJValo x Tenmarc (Cl 11950) roikcd second

and PmJnee third These tvro strains had consistentB performuncos except trot Pavmee roc1ked fifshy

teenth in Colomdo Kawvale x TC11lIlurq (Cl 11956) ro1ked fourth COlIiltlIlChe shth 1hrly Blachshy

hull tenth and Black~u11 tvmlfth Nebred and warkof hnd avcroges considerobly lovlOr tlmn the

earlier vcxieti0s Etrly Blockhull x TollJDXq (CI 11952) hod 01 IverG-go yield considerably

higher Uwn Fcrly Blackhull In spite of tl-Je viintcrkilling ct the more northern stations grom1g

nurserios in 1941 tho oorly lalf-rustresistCJ1tvcrioties rlgcin rere at the top of tho list

for yield

Dato for c1klXocters other than yield cxe Qvorcged and presented in table 23 Since all

stations did not report the same datathe number of stations entering the averages is shawn at

the top of each column

Winter survival data show Nebred to be the most hardy variety in the nursery TvJO KltUlrea

Hard Federotion x Tenmarq strains (CI 12105 amp1d 12106) proved to be rather tender The rest o~

the varioties lu1d survivoJsthnt variod aver a I11frOVl rongo bull

Farly Blocld1ull is still the earliest vorioty in the nuxseryAt cleven sktions ipound 1VG-o

raged two days oarlier in headbg tlJDn Ebrly Bladldlull x TenmGrq (cr 11952) and three days

earlier than ChcyoTJ1Je x Thrly Blockhull (Cl 12000) Sevoetecn hybrids in the nuxsery rod rnv~

rage dates of he1ding e1Tlier thlt-n Block1mll ~Xkof ws the latest V1rilttty in thG lIllrSor

This gives a clear picture of the empmsis being ploced on cCXly vrheats in thoarea Ripening

datcs bring out about the same differences Qlthough the sprood is not so grect

Height measurements vcre reportod from all except one nursery and the averages showed

KltmredJhrd FederCtion x MiIlJmrdi-Mintuxki (CI 11970) to be the tallest and Hope x Turkey 1069

(Cl 11964) the sholtest athel vaIieties shOUwd very little differcl1CQ in averag0 height

Lodging data were reported from four st~tions )J1d indicated some differencesmiddot ~he weak0si

strawed vrieties were l31ockhu11 E1rly Black1lull and CheyeIlile x ]1rly Blcckbull (Cl 12000)

The IGastlodgir~was reported for Nebrad Ivbrtin x TOJ1PlOrq3 (CI 11823) and BltLckhull x Ten

marq (CI 12102)~

--

faltb ~ -~ of Bence Fie14 of ZO wbhr whea YUieU cr- ill _Uelll Fie14 _erie bull U aUon in lla 1l8I4red riDur whea 1eC10nbull 1~1

a I t llpllle1 pH Ia I I Jtpe Pr I Japmiddotu COXon4lp I Ina f - 1tratIla ~I bull I I IJlaU-Illpell-l I I I I I I I I I I I I I I I I I 2 I

1 t 8Iie7 or I 01 IDa- 101l11l-1 1Ul41 1a1llAn- lBultI1J~III lAy I Ihr I Ay i a I Ir IAlA-IAy I I- Ia I _811 on I cohe(IlIi+(Drr 1l8p I - IftIlll 1lIuIk1~I_1 daDk 1001- 1p8n81 ZIJaIi-IJIaDJt I aohle I r-BaDkIUle Ia I I _4118114) I I I I I I 11M I I I I I I I I I

IIq~n z 8uaIq 1172 ~1 205 29 11 232 3 40 1 ~9 32~ 31tmiddotl 3 506 ~12 1Ns9 3 ]66 7 221 15 I bull 312 IlKarial i arq 1150 2O1a 151 281 19middot1 20 bull 31t l 1 352 386 1 ~~ 9 ~7middot2 5 middot7 5 llmiddot 10 211 t 30 I11_bull 11669 25middot~ 21 32middot0 lbullL2~5 I 31middot0 _o~ 29bull9 311 ~

3Tbull1S 19 ~ -~~l ~ 271 ll~ ~1_ I

llawnJOZ aDUlq 1156 21middot ll ~1 16 235 2 36~ 5 31middot3 30 ~lis ~~ ~3~2 13 280 bull 9 i

llured-IIuIlJe48laUonz8uaIq 11971a 2115 162 middot3 162 203 10 38middot0 3 2 ) 561~ 50middot5 2 369 6 2001 120 16 13 291 IIaouoie 11673 252 21middot3 236 16 217 ~ ~7 9 350 29 5 bull ~-6 5~515 1 5 1 22 l~O 1S1 12 29 IllallJ B181llt1ml1 Z auaJq

~=281 176 23middot1 15middot5 211 6 1 2 3S~ 31middot1 2 7~5 ~o ~ 19 0 272 106 I 7 291 I

lIaIlIet Z Blackmll ZO 11 269 169 206 9 JIJbullbull 6 1lmiddot7 ~ 210 lis 7 10 356 11 276 12 ZO~O ~ 212 I I

IO~lIIIile Z aazq 11~U 19middot 21 290 15middot0 21~2 5 ~o bull 6 276 30middot6 7 ~ ~0~7 11 35~ 12 2 1~bullJ 5 bullbull1 I~1ulJBlacldml1 IS 25middot2 18 1middot5 11 1middot3 12 llmiddot~ 12 6 1~ 260 12 ~9 0 ~o 9 32middotmiddot16 32middot5 lG217 1 269 I

1~1Di ellMIq 1112 middot215 181 26 lla ZO2 11 32middot5 io 261 226 2~1 11a ~6 400 ~5 bull t 7 10~~

1011~bullbull 16 265 I Blokml1 6251 21 llal 21 10 17~ 15 2S1 15 211 ZO5 2~ 15 ~ 509 ~7middot1 ~6 l 17 11 26 Iilaprell-llull JederaUonz II1Ilha141- IIi lIiDUrId 11970 196 10 211a 12 11 l ll 12 26bull 262 26 11 52 l Zf-l li 1~ 206 l 120 ~~

260 IIJ~_ a011iDe eleoUon 119n 182 12 22- 5 156 19 31middot5 11 ~bullbull middot215 25middot71

~~ 1 ~ 1 221 1 1 260 1Ie_et 1~ 221 102 21a6 10 169 17 - 267 18 2 186 218 19 ~t ~~6-11 110 2 2~2 128 18 11 ~~ lliope Z alureilD 1~~ 25 1~2 290 17middot0 20~ 7 27 19 27 26~ 27110 1a52 ~ ~ 18 27~0 20 18 1 1 18 7 IlliieIkof 13middot0 111 2 1~ 15 20 271 i7 27middot2 12 227 11 ~7 31 1 1~ 36middot6 7 225 150 11 bull 2~ IlIaDJoe4 Z Iope-Bar4 JeIlerUOD 1115 2middot3 12 2lJ 106 170 16 29~ 1~ 260 21~ 2middotZ 16 ~7~1 ~7 1 15 ~9 l1 12 0 li ~7 23middot I1bDie4 z IIope 11976 212 11middot7 250 12middot5 17middot6 lla 27middot~ 16 25middot7 215 2 17 la 2 ~s 12 27middot1 19 18~ 1~9 12 1 2 IICClllp01Ul4 orobullbull 11971 1~9 11 26 16 15 18 22middot7 20 20 207 20 20 1 3l~ rlmiddot 20 212 18 11 5 10 20 21_ II l-

~I

-

Leai rust

Varieties roving

- 52 -

reodings were reported rom five und stem rust reodings from twomiddot stotions

low re~ngs for both diseosos were Jomiddotllee KvlVole x T~qmiddot(CI 1195Gi)

Hope xT~key 1069 (CI~ 11964) Hope xChcy~rme(C~I~ 11969) und KovNQle xT~1IllQrq (9I

11992)

Kernel plump~Ss data were2e]orted from two statio~ aha these havegtbeen averaged and

DATA mOM TREDlSEASE mmsmus

Bmfr NUElSmY

For convenience tho doto from tho vniform Iilinter nhcot bunt nUsery ore includod in this

report Tl10se dnto (table 24)Tore ~ecurec1in cOQpcr~tion with AgroiJqmist s O)ld Potllologists

working in the area

j

f

1

- 53

UNITED STAT1S D]PAaTMENT OF llGRICULTURE

Bureau of Plant IndllStry

SUMiYIbEX OF THE GBElu PLAINSmiddotUN1FOBM WIhrm~ BUNT NUESmY 1941

By HI A Rodenhiser Pathologist and K S Quisenberry AgronomishWheat Investigations TIivision of Cereal Crops and Diseases

The uniform winter wheat bunt nUrsery for tho Great Plains area wos continued in 1941 inthe same manner as in previous yeaxs This report presents 0 sumnnry of the d1toobtoined in1941 together vlith lbhe averages formiddot the vaxietliies grown dUring different periods from 1932 to1941bull

In the fall of 1940 50 varieties and stroins of uinter wheot were SOVl1l in duplicotC8-foot r01S ot- ten stotions in the GrCtJt Ploins and ot BozemaJ1 1bnt KecrneysvilleW VoBeltsvill e M4 and Logan Utah BeCouse of unfovor2blc environracntalcolldit ions for bunt Jonshyfaction or subsequent plont grovrth no cL-m VlOre obtolned in the nuDseries seeded at- Lincoln andNorth Plotte Nebr and at St Poul Ivlinn ThedJta from 10 nurseries axe averaged The SllUt trot developed in the Logan utah nursery was caused entirely by the so-called dworf bunt orgOroniso and therefore the infection pcrcQntltgcs ore not included in the averages for other stationsThe nurseries included vorioties that hud shown resistw1ce in previous years and Igtromsing nm7strJins supplied by sevotal of the cooperat ing stat ions

Inoculuo for nost stations inS obtained fron the previous years IfUrsery at that stationby selecting bunted heads poundroD all infected vriGtics end froD collections DQrle froD faroersfields in the State where the test was made For the IvWiliatGan eXperioent the inoculum laS acomposite of racos knovm to be present in Kansas For the Kearneysville and Beltsville teststhe seed was inoculated with a cotlposite Dade 1lp of inoculum frOD all of the other nurseriesClean seed vms planted in the Logon nursery Q1d infection resulted fron the soil bormc organisn

The vurieties axe listed in order of the avertge infection at the 10 stations Thesemiddotaverages ranged fron 01 to 671 percent The average infections for SODe standard varietieslere as follows Ridit 20 Relief 26 Hussor 32 Minturki 91 Yoga 95 Nebred 103ond Oro 172 Of the susceptible check varieties Kh1Xkof had an average iIlfcction of 360 Cheyenne 39bull0 Quiviro 518 and Chiefkwl1 671 TJO hybrid strains hnd averogo infectionslovler than Ridit These were Oro x Turkey-FlorQamp1Ce (F9) and Hussar x Kmred (CbullI 11989) Fourselections fron the cross Hope x Turkey 1069 bad aver~ges 10Ter tlDJ1 the porelit varietyTurkey 1069 (CI 10016)

At the bottom of the table are shovm the average infections by stations rhe heaviestinfections with inoculum other than the dwarf bunt vmre obtained at Bozeman Ivlont Fort CollinsColo and lviurJbattan IWns A study of the lbnhattan Akron Fort Collins ond Bozemun dda gives some indication that different races mltJY be present ot these stations The behavior of thevarieties at Logon is of interest in thlt some of those eorrring rOpoundistance to the races presentin the Plains are also resistant to the dvrnrf bunt present at Logon In other cases strains trot

are quite susceptible on the Ploins see~ to be ~oderotely resistent ot Logon

Longtine averages are shovlD for vorieties gr~m for more trAT) one ye~bull For the period1932-41 Turkey 1069 (CI 10016) Nebred ond Hussor hcvo the 10middote st avero~es For the 3--yeorperiod 1939-41Hope x HussCX (C~I1l834J Relief 2nd Hepe x Turkey 1069 ~CI 11964) hmiddotweshmm the nost resistance Severol of the vcrieties trot mve beon highly resisttnt in thesetests and are othervlise agrononica11y desiroble axe being tested llith individ1U11 races tht havebeen identified in all of the wheot grovling areaS

bull j

i

86

j 1O~106101

7middot96

middot_----~----------------~~-~-~------~--------------------

rI

55

UNIFOBlvI WINTER vrnm RUST NURSERUS

In t~bles 25 ~~ 26 ore presented dQto qn severity of le~f~rust md s~g~~~t infection

on the 30 voxieties qf winter vThed grown Ll rust obss~tion nurseries t~ltgQgheIJ~ tho oountry

in 1941 These nurseries Jre LUintained froD yeor to yecr ~s part of n J1Jert ~elQUrQh progrno

corried on Ll coopcrotion ui th agronorUsts and patll010gists erployed in the ~evoru Stdes CODshy

cerned Lcter t 0 cooplete report of these nurseTies ui11 be issued 8c1d th9 rust percotCges my

not agree ent irel rlth those presented here since the clto sItovm in this less de~oilecl raport

include only figures for the severity)f infection

Differentiol dato for leed-rust hlfection -rare obtdneclfor the vcriotips ot 20 stotHJlS

(toble 25) In cnlcul~ting the over~get Q trace (T) ~ns considered2s equal to O Aoong the

seuihJrd whects Hope x Russlr (CI middot11682) Hope x Konvde (CI 11959)~ ~lcl Red Rock x BGpe

(C o 11821) Ind the lC)VTest ovemge infoctions Of the lnrd VIhBats IIt-uqui110 x Oro (CI 11979

and CI 11851) t Hope x Cheyenne (CI 11969) a1d tavrvnle x Tenrnorq (CI 11956) had averoges

less thaR 20 percent In the snme tests susceptible voriotieshad aver~ge infections of from

60 to 715 percent

Stem~rust readings showing differential reaction wore raported from 13 stations (table

26) Among the hard wheats the mosb pronoun~ed resistancQ vJUsmiddot shovm byHopb x CheyOJlIle (CI

11969) Hope x Turkey (CI 11964) Mnrguillo X Oro (C~I 11979 Cw1d CI 11851) t ond R-044shy

Minturki x lVJinturki (CI 12022) Of the semihard mGQts Hope x Knvrvole (CI 11959) and Hope x

HusstX (CI 11682) md low nveroge infections

Toblc 25 _Severity of 1e1 rust infection on ninter nheQt vQrieties gravm in the Uniform Rust Observation Nurseries in 1941

VGriety or cross

~

5355 302 50T+ 25

15 305 15

1 70T 501 65T50T 35T+ 10

T 301 50

1 65T+ QOT 5o 10o 1 T 25

0 25T+ 30

T+ 30T+ 45

433131054 4128

30 13313~3

806570

70 36765 11975 56770 46460 24460 26140 180middot25 15835 15465 21865 190

170 261

80 63 080 71535 35880 64910-63 390Q5 8HO t9 010 t5a I1099 OJ

15 117 m15 124 I

65 245

B565

100100

6520202540202515

46 SO10 50609025 5T 10T 70

2S 1525 lt1585 6040 80

T 255 40T 25T 255 Z5T 25T 10T 20

251015

TTT

20355

2010

15203030

52020

101010

1

30 25 80 - 9025 60 80 9015 5 80 8020 65 80 9020 -40 60-8Sshy20 85 90 10030 40 60 9010 T 25 10

1 T 20 105 T 10 20I T 10 20

T 10 40

70502060eo6070101015

510

753075

55

10

106080704030401510102015

9595809595959020

5Q

5070

7010100102010

100100100100middot

75202020

T55

20

30506030104020

TTT13

503080TTT

75 5060 7060 540 8070 middotmiddotmiddotmiddot6065 9085 4040 T

3 23 2

25 T20 20

25351575T5

JO30504040252020

55

103

9090gt9595Sfr80857570657030

8585

51060G5

8090

70207580556570551095

2525402510

TToo

oT

402585-~

T

-

85100

254065shy6525

5T

3T

10

3525middot9590

52525TT

105T

759510

10085

10075

5252

15

5060

100TTT

35

2525

325

3T2T

3

225615

115

5

)5252010

5352middotJ

515204025

60 7560 9510 545 10000 100Z09015 20

5 55 T

30 T3 T5 T

355

75T5T

7590306585-85452010101550

1530

57

1055

-0ooo1+

607075551045

51020656065

40755580755520

3551

20

T122

5211T

502510

253010152510

51TTE+5

TTT5

51020TTT

152025101510101515201015

50754050404020

T

fSoit Bed ~hignn Amb er 5620 751 TiUIllbu11 5657 80~~tDcnton 8265 50ti bullbull M(3Jster 6471 90

~tmiddotgtoiit~~~ioncon ~f~ ~gampi Purdue no 1 11380 80r~WijDas1i 11384 60t middotEUitzsel x Hungarian 11849 50~Fultzseh x HungaXion 11850 45~rbulll ~tz sel x HuDgorian120l7 30)middotFultzsel xTJWIlbull 12018 40

~H~eHt~=Redmiddot 4843 50~l Kawvale 8180 ~ 35 I~nt~~i 6155 50I Hope~Hussor 11682 20 HQpc~ KuwvrUltl 11959 20

Red~o~k x Hope 11821 35

atI~ ~ep7 51 A6 I~liiiiibda J 50 Tcnmarq 6936 65

Kharkof 1442 75Mala~of 4898 80Comanche 11673 40

I Pawnee 11669 30 Kawvale x Terimarq 11956 35

Marquil10 x Oro 11851 50Marquil10 x Oro 11979 30HOpe x Turkey 1069 11961 25Hope x Cheyenne 11969 20E-41oMinturkix Minturki lAJ22 70

~ -l

=_---~------------ ~----------------_ --~~~_-~~~

Table 26 - Severity of stem rust infection on winter wheat varieties grom in the Uniform Rust Observation Nurseries

11lJ~J

in 1941

----[AverC1ge for I13

stations I

I519467500515492538 j488566 1

558 CJl591 -J

535 I-

535 j

467 j

290 219 i

5-919 ~

318

18320028828513818613~8

4429220511

1

)

--~---

30 100 75 T- 30 100 65 65 20 65 2035 100 80 T 20 lOO 65 60 15 65 1530 100 80 T 20 100 65 70 15 65 3035 95 85 5 20 lOU 65 70 15 65 3540 100 70 5 25 100 65 70 20 65 545 100 80 5 40 100 40 80 25 60 3545 85 80 20 20 100 60 70 20 60 1550 85 86 10 30 100 65 80 20 80 4040 90 80 20 30 100 65 80 20 70 5050 100 88 40 40 100 65 70 10 80 5035 100 90 10 40 100 65 60 10 70 4555 90 85 5 WO 80 60 5 70 40

10 75 90 25 FO 65 60 5 65 T10 90 40 10 15 90 20 15 2 25 25

5 20 60 T 15 80 15 20 5 10 10T+ 10 T 0 25 5 10 1 T 20

15 T T+ a 5 5 T T 0 T T10 60 0 20 lOO 25 45 15 25 -10 3 25 10 20 90 5 -~ 15 T T20 10 25 0 15 75 20 10 15 T T25 - 15 55 0 30 100 25 20 15 l 10

5 20 60 T_ 20 100 25 25 25 T 1020 T 20 0 15 80 5 T 5 T T20 5 45 0 15 90 10 15 5 2 T15 5 10 0 15 90 10 T 3 1 520 5 5 D 5 T 5 3 T T10 T 1 0 5 10 T T 2 T T

5 5 0 0 10 5 T 1 T T5 0 T 0 0 T T T 2 T T

30 0 2 0 10 T 5 2- -T T

0 e IMchigan Amber 5620 40 65Trumbull 5657 2 50Denton 8265 10 65Fulcaster 6471 15 65Ivioditerranoan 3332 5 70Minhurdi 5149 10 80Purdue No 1 11380 10 50Wobash 11384 25 65Fultzselection x Hungarian 11849 20 60Ful tz selection x Hungarian 11850 15 60Fultz selGetion x Hungarian 12017 10 6~

FultzsGlection x Trumbull 12018 2 50SBmihard Red

HUssar 4843 T 65Kawvolc 8180 T 35Minturki 6155 T+ 45HOPe x Hussar 11682 T T

HoPe x Kawvolc 11959 0 TRed Rock x Hope 11821 T 50

Hard HedtKnnred 5146 0 60TeIlll18rq 6936 T 70Khurkof 1112 T+ 75Molukof 1898 T 80Comanche 11G73 T 35Pownoo 116G9 T+ 35rowvule x Tonmorq 11956 0 25M1rquillo x Oro 11851 T 10M1rqui110 x Oro 11979 T 10Hope x Turkey 11964 0 THope x Cheyenne 11969 0 TH-44-Minturki x Minturldl 12022 0 T

Is ft R d

Variety or cross

Ii

~bull~bullbullbullmiddotbull1

~ ~

J

-~

rmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddot

~

Table 1

(Cominued) 1 J 14-

~

tmiddot i f

j bullbull

i

i bull=

244

1

I Akron Colorado ~ (Four 1 41acre plots ltmmiddotmiddottl1low12 on oornland

seeded Sertember 9 emergedSeptember 15 194b) _

Variety or cross

_ oi verag13 i131 C L Da C bull ~apound yendight i pc~ tlCie Average -r-shynumbor HOOded i 0 rust I 15ushol leldmiddot 1939 anQmiddot194l~~

Uly n Ll s 7 _ (Bu)

Comanche middot1673 May27 7 13 24 565middot 18~5 i3~middot5middotmiddotJl1llrly Blackhull x Tennarq 11962 ~ 26 730 26 bull 580 173 Chiefkan 11754 ~29 70 27 580 16~4middot ~middot13~t~~lykbBul11ackhulmiddotlmiddot 6

8825

561 ~i~ 2283 7

7 2

38 5 2296 5

5$7bullbull50 1~31Z~k

pound(U bull~ 16pmiddot12~5 middot KDnred-Hard Federtltior ~ lt lt middotL gt i (

Minhardi-Minturki 11970 [1by26 7 3024 Jsslo 160 liO 3Temnarq 6936 ~ny 30 12 23 23 565 159 12A 6Pawnee 11669 ~lay 26 7 ~Q 22 565 15~2 middot110 7Kanred 5146 iJune 1 14 25gt24 57~5 ]3F 108 8Cheyenne 8885 ~une 1 12 33 24 570 129middot 107 9Kharkopound 1583 June 2 19 25 25 560 12i6i 102 11

~~~~f 1~~ 1rJ~ ~ ~~ ~g~ frtmiddot 15~ igMinturki 6155 vlino1198 28 560 108middot84 14Kmred x Morquis Akron No~44) --- 1lt~ 30 12 13 23 565 105 95 12 ~Alton 1438 iJune 3 19 -18 ) 27middot 57~5 77 7 66 middot15

Standard error of ~ diife~eI1Ce~et~~yenth~m~tm1ikiasmiddot ~~~~~O~~ietie~ == 275 bushels

i

oj ~ - -- - _ -~-

j j

~t middotm - ~ ~ a ( f

~

CInunbcr

Tabl0 1 - (Continued)

(Five 14o-acre plots

1----------------+-------1-

t Variety or cross

Lincoln Nebraskaseeded Scptcobor 25 ~~d 26 coerged October 1 and 2 1940)

Le~~eigh~rus~ lifE

PCu Inbull

poundtaridard error 0pound a difference between the mconyields of any two varieties ~ 1b2 b~shel~

JI Notes taken from 1 (light) to 5 (holtlVY)

244 225~1 1

231 3

al6 4-

184 1219~8 7200 6

t

169 17 -19middot8 middot1middot tJl

202 5 t

Kmvvale x TenmarqPawnee Kawvale xTenmarq lse1 23867)

Do Nebr Ho 1104)middotcDc Self 23819)Do Nebr No 1113)

Minturki x B1ackhul1 (Sel31A-899)KanredxBlackhu1lIobrelti selectionbredCheyenne selectionChiefkan Rope xTurkeyrobradClarkanCheyenneCheyenne x orenmarq

DoTurkey select ionCheyenne x TemnarqNebraska No 60 B1ackbul1 - Turkey (Nebr No 312)Cheyenne x TenmorqTurkey (Nebr~ No1)~TenmarqXbarkopound

1199211669

__--

118441199710094116661175411964

693488588885

11972121031157711973

62506251

12104

11673693614-12

727571656768797176877946767866725450654574517143middot715255iiI

23 24 70 34 25 2141 58722 23- 50 n 11 2586 60421 23 70 31 12 _~349~ 6b~022 23 60 32 10 2]19 bull 60223 24 60 32 1~3 1867 59322 23 70 32 11 2203 60226 26 80 36 40 ~060 61824 26 80 34 2-9 1L879 60325 26 80 33 34 1717 60~4 25 24 80 29 ~6 21b3 tiO2 26 25 70 30 38 2022 59-826 26 80 35 26 1590 61123 24 60 - 28 46 1979 59526 as 80 31 37 J8~5 62-027 26 90 38 2-8 1537 60326 26 80 29 39 1693 593 26 26 70 30 3-9 1339 58 L126 26 80 32 46 12$middot 60026 25 80 31 3-3 1814middotmiddot q7924 25 70 31 3-5 1478 middotmiddot5gmiddot8middot2~ 26 80 31 3-8 1789middot middot5ampZmiddot26 26 80 32 32 1588 5amp627 26 80 31 40 1696 5amp724 25 60 32 0 1329 59bull 727 26 00 31 42 1634 58~523 24 50 33 48 1179 57226 26 00 31 44 130~ 57228 27 80 31 36 ~ - gt 1307 563

~ ~

306298297278274271253

2318226 20720019~2

1901891amp8184178178173 189 9middotL6315~2 172 16159 IS7 10157 17~4 1515~b 154 17~8 1~

152 1ih6 III5 17~5 14

1l~615~4 IS

-

~ -

16 _

Table I - (dontir~ed)

amplIl1

194 2200 1190 3

C

11)2 81amp1 9

t172 6169 7177 4176 5154 11150 12144 14158 10

145 13139 15

129 16

NQith PJattet)iebrE-skh ~ ~epHcations1 ontol1owi2 replications 1~~

Tmiddotmiddot--h~a Hci~~

Variety orcrOJiS

(Four 140-acre plbts~

Nobred lQQ94 81 i JUrieZ z2~28 55SCheyenne selection H606 66 ampe2 555Cheyenne 8885 68 Jimo3 25 660Kanred x B1ackhull 11844 42 June 2 2tj 540~urkey selection 11577- 63 J1ilie middot3lt $O53~0 ~urkey selection 10015 64

25 June 2 29 540

Chiefkan Il54 JUhe 2 35 575Kanred 5146 44 June 4 25 545Kharkopound 1442 49 JuQe532555Nebraska 60 middot5250 39 vuiie521 ~~~g~~key (loq~) ~~~~ gt~ ~~~l ~~ 540North Platte 11 8884 23 June 4 -31 550~enmarq 6936 24 June 4 32 540Blackhull 6251 3QtuneA 30 -550~u~~ ~ -JW73~ ~ ~e3~ ~ ~~

Pawnee 11669 13May 31 29 550

Stondard er~or 0t~ d~tS1~ceb~nJYhem~yi~nisoimiddot~tw6V~i~t~S= 1~~bUShels

i

i

~

10

~ ~

i

I

I

iI

~ I

~

~

-

I c

-i i ~

o_

~j

fmiddotjL

L

Table 1- (Continued)Waseca Minnesota

(Three 17~acre plots)

Vari 9 t y or cross Clnumber

Ilhrmin 11502 70 2 7 20 80 83 60 54 0 8 185 349 1H41 x Minturki2 (Iviinn 2701) ----- 58 3 9 T 10 85 65 530 176Minarax Mbiliardi 8888 60 2 7 25 100 90 80 573- 167 366 2MiDhatdi x Mar~is (Minn 2699) 65 2 7 T 60 83 68 529 151n J5 Minturki ~~nn 2702~ 32 4 7 T 10 85 70 533 128

Do Minn 2700 ---~ 38 4 7 T 70 80 63 526 105Minturn 6155 23 3 7 T 100 82 65 531 101 316 5~lebred 10094 17 2 7 5 100 85 7Q 536 middot SO 345 4YOgo 8033 15 4 9 5 95 73 60 533 87 -353 3KJakopound 1442 5 3 7 35 95 77 67 517 66 308 6Karmant 6700 0 453 2

of aIry two v(lrieties 204 bushelsstandard error of ~diplusmnference between tIle mean yields

i ~ -

I-

St Pill Minn~sota--1

(TEree Q-acreplOIs) bull

Variety or crossRank

~ iit Micllardi 8888 38 thy 30 9 41 30SE 70 92 73 5S0 21~4 39bull5 2l~di

- 514g 53 June 1 10 41 50s 100 93 62 56~ 200 37~5 4I~ 11502 33 lIay 31 9 41 T 80 92 67 563 200 392 3Minturld 6155 32 June 1 10 41 10SR 95 90 65 566 179 39~6 1YQgo 8033 25 June 2 11 41 lOSE 80 88 68 566 175~ It Minturki2 (1finn 2701) 24 Atfay 31 9 42 T T 88 65 54-9 16-0Minhardi x Mar~uis (Minn 26y9) --~- 18 Yay 31 10 37 T T 95 77 571 135

- amp44 x Minturkl (Mimi 2702 8 Junamp 3 11 40 T 5 93 62 559 7-9Do (Minn 2700) 13 June 1 8 40 T 15 90 63 546 74_

13tandard ~r~or of a difference between the mean yields of any two varieties ~ 293 bushels

Table 1 _(Continued)

~----_~_--___

70 802 Z9~875 610 247 262 3S5 627 2-16 243 475 611 24665 604 21368

61 8 2~12 275 2

65 591 23170 609 232 280 1

-middot~middot----7-middot~7--f- -__---~--- _bull___-~ I middot

18 10 7014 ~41 831536 6514 397216lt43 6315 ~ 398515 flO middot1815 nmiddot 73

~ _~----------~------------------ ---------------__-

15middot131511 ~ 13middot 13 16

middot13

8033

--_0-

middot6155

115028388

f~~~iililittirld2 (IfJml 2702

j~~~~Ii~~~yen (~1~ 2700)I Do (LUlJIl 2701)lgomiddotmiddot ~ I~~nlkUd x iVInrquJs (cm1Il 2699)

~flint~k_~___ _

1~~lc1middotxdorroi of co difference bctw(el thOi~EK-TJYioTas-()CoY]TOv1rioti~s~ 3~Q8-b1Jsfte1s

I-CD

liiilbrd x llinhnrdi 8888 87 30 36 8 600 86 95 J

KfUirkofi Bmiddot12 G~l 20 37middot 15 580 A 92 5f J

Turkey 1571 82 20 36 15 570 82 - g~2 5Nabrod 10091 93 19 31 8 60 5 - 01 116 2

V15iritUrk5 6155 middotmiddotmiddotmiddotmiddot89 2b 37 15 570 78 97 3lv~tmpoundn 11502 80 17 37 8 5~0 70 135 1lCtlifmorit -_- - 6700 76 20 36 10 530 73 80 eN6Jjrcsko No 60 6250 ~5 19 36middot 15 5G0 60 70 9Yogo 3033 07 Hi 36 5 590 63 G7 7Belog1im 1513 70 19 36 15 575 5 71 10

~__--- ~__ - __ _ ___middot-~ _I

-

- 19 -

- KclXoont 6700 83 6 11 3[J 60 382 362 7Montana Ho 36 5519 00 (3 11 38 60 382 363 6fogo 8033 80 10 10 37 58 379 360 8Ilhrmin 11502 83 5 12 38 60 367 35~9 9Nebred 10094 82 6 8 34 59 364 396 2

~ Khnrkof 1442 82 6 10 36 60 364 383 5Nebrasku Ho 60 6250 82 7 10 35 58 354 393 3lvlinard x Iviinhardi 8838 83 9 12 35 59 351 355 10

~Kcmred 5146 GO 7 11 30 58 348 389 4Cheyenne GOG5 02 7 10 35 60 345 lt109 1Minturki 6155 82 7 10 36 57 333 349 11

Standard error of 0 difference botw0cn tliC moCJ1 yiolds orony two variotios- 41r ousncls -

14126700

100025549

1-1599OG05

-10094003669350

(uuu

61550033

11502

KhcrkofKuroontRolieflJOntnnrl 36Ridit x UtrJh KolUed 540lt10ChoyormoNobrodBhroka x MinhlrdiN0w6urkMinard x 1iil1hUdiMinturkiYogolIbrrnin

BozoooIl ~iont_Ql1a(Throo 156-acro p-lots seodod Sop-tomber IG~ omorgod Septombor 26 1940)

----- IL

-i ~iT(r2ge -t Yiold I

1 V~Xie~ or cross ~nUlUber_-L_~]i_e~_-1Y-()E~9~~~~iJidl9~Bushels ushols 1

397 494 2 i387 494 2 i305 i300 452 10371366 530 1357 4931315 453 9313 161 6329middot middot157 [)315 164 5308 lt159 7303 10lt1 11 I

Standord erroof D difforenco bjtW0021 the oec1 yields of ro1Y tvlO v~riotio~middot395middotbuShols~ __ 1

l~ ---------~

- 20

Table l-(Continued)

936

108

282286

285302290

11040~239038938738~6

384382381381381

6261616063606063616162

1940)

62540

650206577~542560045032sect300

1139384039

- 404038403738

2223232122222423222322

18222220202223222221~1

Novrttirk 6p35Yogo 8033Kanred x Minhardi 111726yenewturk x Kl~re~elog1ina 1667 12~07l1ontnna 36-Beloghna 1667 x Kanred 1~108Minturki 6155Turkey x Kunred 111725

IMinard x liiinfurdi aB88 Yogo x Oro t selection5~---Kaxmont 6700

Turkey ~558~ed-(Bclog1i~-Buffuri5545)-Knxmontl x

(MinQordi_Knrmont_Mirilmrdi) 1]744 21 22 41 30 SO 379EUreka x MilUkltrdi 8036 21 22 40 800 62 376 288 7

Khnrkol ~442 20 22 39 125 62 374 277 11IMinturki x Beloglinamp-Buff1J-lll 1~66122 23 40 105 61 373 293 5I Nebred lQ094middot 19 21 38 450 62 368 263 12Marmin 1150219 22 middot10 700 62 329 2~6 13 i

I Staruiard error middotOf a aipoundpounderenceDetVfe~n-thc uleltu1 yiofosmiddotoCbny two vCrieHes _ I tHbUsnols--- i

ampvro middotjfo~t~1](Three l50-oorq plots speded Sop-tenber 23 emerged October lt1 lSl40)

VOXioty--cros -r~r 1loi~~yen~Jb-tr ~EI-s1l~~r ~ilmiddot1--- --------- _ L__ runeYciY -(r~)--L-(rbs u)----rsu-~

lKarmont 6700 7 11 27 616 i58 202 3 IMilJhrdi x Minturl9 8034 8 1428 610 258 193 7Kanred 5116 6 14 26 616 256 205 l I

Novtburk 6935 6 14middot 27 614 256 205 1 IMontonn No 36 5549 7 1428 612 253 197 6 I

Kbnrkof H12 7 H27 610 250 200 4 IYoga 8033 9 14 2~ 604 247 199 5

lviinhardi j lkinturki 8215 7 15 27 602 247 176 12IvanturJcent 6155 e 14 30 601 214 134 3 iTurkey x WunessQ 8028 G 14 26 GO6 241 IG9 13lannrd x Vd~rdi 0003 0 14 28 Gl0 225 170 10Minard x iiilhardi 3839 9 15 20 GOO 225 17G 10Nebrod 10094 ~ 11 26 810 214 180 9IMnrmin 11502 9 11 29 606 lCl 151 middot1lt1

I Standard error oj D difference bctvlGen the melt1L1 yields of any twou

v2-rietics- 130 bushel

~

STtumAw ERRoRS

- StllIldai-d errors have been9alculalied for yields whor poiislblo The accuracy of these~ t

erors mar beopontoqct9stion3incethO p]ots were notalCioIllized et all of the stations Ranshy

dom arrcmgoments were used at the Toxasand Minnosota stations Statisticians do nolll agree as to

whether or not a generalized-error obtained from nonrandomized plots is of any use From the -

agronomic standpo~nt it is felt that the~tl1tistic i~ of use although it is ro~iz~qtpat tbe

valUe IIIEliY notb~entirelY~6rject Just how far wrong it mew be~s not known

The anaJysis of vori~e wns used for tho 1940 yield data at each station Total var-

onco wns obtaired and from this WO$ subtracted the vJlXionce duo to varieties uno duo to raplie8

tio~ the remcentnder considered as due to error To obtain tho stOlldord crror of tho moantho

sguaro root of the meon sqBamp0 due to error or the standard deviation WaS dividtld by the

sqUarc reot 6f the number ofmiddotroplicntions for oachVnriety Thestnndard error of 0 difference

w~sobbainedbymultiplYitig~hestaldorderror of a moon byV2 1

The sttinaJrd error of an I1vorcgo Qf ovcrcgeswas dctorm~ncd by tho form~o

wh~ro a b kac --n ~emiddotthe soparotc$tDYJcl~darloors and N =tho number of scphratGav~rages

Thostlmdnrdetror iIi bushels mcw be exp~essod in per~ent by dividing the stf)ndnrdo~r9r by tho

meon yield and multiplying by lO()~ Tho SUIlL1ory of these stondo-ild errors is shown in table 2

together with tho number of plots and ovorGgc yields at each station

l

~

~

t

l ~ ~_

3middot4

41middot

229 1S-3 232 132 5684 ~39i 5~53 3~92 277 817 ~

I t3 2483 187 153 108 4~354 $159 2~5 153 108 3~423 3525 225 184 130 369 t

I4 1395 ~89 275 middot194 1391

5 ~O32 2~88 i82gt 129 6354 lS98 266 188 133 951

I 3 ~lA5 250 204 144 1258

3 ~5n 359 293 207 13173 2485 378 308 218 877

2 ---_ ---- ---IJ

3 ~609 8~1ltb -119 296 820 ~

IE~27

3 4bull84 39gt 279 middot7911

- 807 205 1041 102 a~middot683 2399 159 130 092 383middot - -

Table 2 - Humber of plots elerge yi~ld c41dmiddot gttmdtmiddotrd errors for the plot test at caeL coop-erating station 1941 i I

I l

~oxns Denton

Chillicothe Bushlandmiddotmiddot

OklDJlOmbLmrton

WoodVIard~ K-ms~s

i-ltJL1l1Dt t ani R1Ys Colby

lt middotColorado- Akron

NebraskaLincoln

North FIr-tteMinnesota

WtsecaSt PaulGrclld RapidS

North DGkotnDickinson

1yomingSheridm

MontoxaBozemanMoccosinHavre

t-

The yields of the uniform as ve11 as other varieties grm-m in cooperative experiments

have boen summarized for the different districts and states Vlhore possible average yields fo~

the last years (1939-041) ore also givbn

Districts

SUllll1Drie6 of the yield cwta forthe uniform v3Xioties grm-m in 1941 ond the 1939-41 aveshy

rages vThere available arc presented i~ toblcs 3 to 8

In the southern district in 1941 yields VIore reported from fivest~tions vn10re ton vari~

ctics 7ere grolm uniformly The dta arc presented in table 3 There the vorioties arc listod

in order of average yield ~KarJOlo x CCllLnrq (cr 11956) in tho uniform plots for the first

time ranked first YJith on average yield of 273 bushels per acre Pmmee rruuwd second and

COll1Ql1Che third Chiefkan had an averpge 7 bushels less thJn the leading v~riety Kcu1red

Klnrkofcu1d Blccld1ull rere at the botton of tho list

_23 -

078

4~97

132

568

1~80109

917

of 2 00Dl1bull oIIt

Stondrc1middot prror

StU1d1rdprror of 0 Doar

Toble 3 _ SUOJ1Llry of overogoy~el~ of tho uniforJl lirtox ~J10t vdobi~s gtQJn iyenl~p1(rt~~sts d 5 stdi02S hi tlO southori clistr-i~t 1941

j --~middotmiddot----------iif---middot~middotmiddotmiddotmiddot 7W+g~ro[Cfr--fnbusroi~~t ocr

1e ot i ~I_-~--II

1lXioty or co~s C I tliITli ~i d bull bull Avorago

I~lili1bormiddot Denton I cotho_ Busll~c4J La1iron- IVoodvffixd _--_____ i

K~iVolO x TOIlnIq 11956 86 172 397 4~H2 42middot~l) 273 ilmmoo 11669$9 13~236~8_ ~6-342~ 7 25~2 IComnehe 11673 110 101 333 ~16 388 250TOIlIlUro 6936 74 165 299 267 3-88 239KDNDloB)80 48 74 303middot 287388 220Chidkon 11754 52 129 32bull5 205 302 203Jlhrly Bbckbilllmiddot~middot8856 66middot 1O~8 IS~7- middotmiddot242284 17 9

lKmrod 5146 48 57 268 219 249 16-bull8~1O-rkof 1442 29 77 245 199 241 158_Bl_1C_kl~ulh- middot 6251 54- 100 19=1--~~15 bull~1~_----29~bullO__ 157

bull of bull

(bushols) 114

(p~cont)~middot 199~middot~ --

In orelor to SO7 tIle _b ellevi or ~f the vriotios for C SOtlOTJtJt longerporiod f the overCge

Palm-ee 1Ccl tho

~~o varioties are listod in order

~ yiolds for 1939-41 ~e sULlrnrized for 9 v~riotios ir- toble 4

of the roiC11tccl ovcr~~g()yield bosodon tlie rsuHs of 18 sktioryo~t tests

highest over~ge follOTed by Cononche CHCfr[lll ond IenrJLrq EJlcorkQt Co-1dmiddot Ifru~edInd the lotost

overage yiolcls The oiler ofmiddottilO lec-cling Y~~rictiGS is tle sene -os for the 1938-40 ovoroge e~

copt thd Tenrrorq m91l lQl$S lJigh0rthik~Blockhul1~

tests at 7 stu-Toble 4 - Su-rnory of over-ge yi~icls of 9 winter wheot viUieties gtown in plottiOllS in the southern~district for all or 0 -flart of the period 1939-41 =r SEelspmiddotr nciE --I

Vnrioty CImiddot ood Weightednumber Law on vrrd nv~~_ __ ---~----=~_--l

NulI1Poi ofyc0Xs grown 3 3 3 2 3 2 2 PnwIioo - 11669 middot205 190 - 1S-8 244 360 175 396 248Comrincho bull 11673 231 - 177 169 26-7 327 183 387 2t4Chicfkun middot11754 middot213 -172 bull 170 214 315 170 367 228TOI1JllQrq 6936 193 199 150 245 304 167 337 224

Blocklull 6251 1S-5 180 132 183 292 176 389 215Krwivcle 8180 174 152 155 234 296 305 21-03Ebrly Blockhull 8856 19-8 i81 136 206 286 192 294 210

J Klmrkof 1middotl42 148 150 135 200 27middot1 16~0 344 196W Knnred 5146 middot172 158 142 220 273 151 186

I~

Formiddotthe cCl11rcldisttibt ampitivJere reported froD Sixstt1tionsmiddotin 1941 (tob165) ~ho

d1ta orcfoirlycbn-sistcntoxclt1gttinmiddottho Coso ofNorth Plotte~ Pbirio6 ruJked firstuith un aveshy

roge yield nc~rly 3 busholshigher tlk~ Coonncho valieh ranlod second Cbie~~~ r~ed third

Tenrnorq fourth ond Choyenne fifth Nebr6d Bkiclrllull nnd Khotkofvlore t tho bottQm Qpound the

listbull In ViCIl of th0 ambimt of wintorkilling ot sorie of thcsostbtions thohighoverJges or

Povffiac and Cornncho weve 0 surprise In toble 6 the avorgQmiddotyieldsfo~ Jdh6 lost three yo~rs

h

for nillltl voxictics grOVI11 at six sbti Jns ~e s~izcd~ lotIlCO rolccl firs~ ~ayipg on jdvontogo

in yield of 14 bushels over Conll16he~ In third IJIQCc TcS Chicpoundlm1 foli~ved by Tenmrq and

Choye~o Korlred and Kharkopound l1odthehciWest ~vcr~cgc yields fOr t20 periodbull

Ta)lomiddot5 ~ SUDI~117 of~voiogo Yiold~ of tho uniforp winter whoet varieties grovm inp10ttosts~t 6 stctions in thcoOl1trcl (jlistrict 1911

) ~

B-- - Avr~go-riTld hb~Sle_ltrDlrO JiT--E V~ioty ~ Cmiddot Imiddot ~North Jvergo

______ ~- middot_p~lb~1ihJJ11[~ttan HrlYl-lC)l~1LJ llkron Li_~~~E1Pl~tte __~_

PavlIleemiddotCOIDiJnClle ChiefkanTenmarqCheyenneNebredJ31ackhullKlmrkof

11669 314 42~7 410 15211673 ltl96 406 375 185

11754 263 35bull 0 367 1646936 239 350 386 1598885 281 2p4 342 12-9

10094 220 259 346 1186251 233 236 326 163

1442 187 249 331 120

-

2981521921511842007

15911~6

108

435

Standard error of amean (bushels)

middotStundoFdmiddot eriorofti mdbD (percent)i___~__ _---__--_-~ _

Table 6 Suttlcxy of avorcge yiclds of 9 wbter yheat varieties gra-min plot tests lt 6 stashy tions in the central district for all or r1 pert of tne poriod 1939-41

middotf + bull bull ___ _--~~-------~-f-m--

middot-V~riety CI li--~yerrg~1t~1middot~__~l~$l1el~

1______ nuober I$lbnhattan EnyUQolby l-11lk=middot~ran~~middotJ===L==-=--~==w~1Humb0r of ~rc~~rs grom 2 3 1 2 3 3

Pavincc 11669 318 246 410 110 251 129 225Comcncho ~ 11673 91 i44 375 135 186 145 21-1Chiofknn 11754 281 ltl27 367 131 200 161 211T~q - middot6936 26S 21~8 386 12 175 144 199ChoyeIL10- 8885 270 160 Y12 lO~7 202 190 197Nobred 1()j94 252 176 346 10~5 184 194 194Blockhull (3251 250 16~7 325 125 187 158 18-8KcUed 5146 228 16~6 352 108 172 185Khnrkof 1112 i 21Q IG1 33~1 9~3 151 169 172 i-- ---- --_ ___-__-

~~le Yields obiinedin the nciJftperil~istrict ia 1941 aXe prcschted in table 7~ Ihtn wer9 1- ~ -

i-qgtortod froq 7 sktIcii1s YTithfour v~-iriotiQlpeing grovm illliforuly For the average yiolas ofbull I- i- bull

ti~se sht i~S J iun-irdx lii111nrdi (d~i S8SSS 112a 0 Slight~dvLntigemiddotin yield fo11oel by Yogo

Ivhrr1in und iilinturki in the order I11Jledmiddot Excludimiddot~g the d~to from St Pul 2nd Gr~1d Rapids from

tlO aver middotgQs iunrd x 15illlnrdi (C ~I ~ 8888) rDi1ked first IDirkOfseCOl1d ai-id Yoga t~ira lviil

turki nd LVJcIIlL ~Dd thcloues~lt1vmges ~1 though tllO sprc~Jmiddot b0tv~Wen thomiddotmiddot highest Clil-d lOVlost Oye-

r~ge yields RS lossthl+twobUshelsOvwro3-yomiddotr period ~ot 6 sttions (t~b1e 8) Yog0 Cild ~ - ~

N~bred hcl the SDO ov~r-ge yi old cl9sely f oii6lOel by 1Jiii-~ra x UlinlltJrcli (C I 8888) mel Kl~-crkof -

-~

h

middotmiddot 25 (If

j Table 7bull SutJIDary of avercge yieJdp middotof 7 varieties of vtiilter heat grOJIiriplot tests amp~ 7

stntions in the northern district 1941 _ J

C1Gie ago yield inJ]iyencr exe a middotmiddotycrag-neIdVarictyorcross ci~ 1- St Grol1d 1orJ- oze- lVJOe- T-~ b sti11

-=- __ numocr hioscca p9u1 JEbpid~ dan IlDJl casin vrc tions tmns=J

Y1iIJrd x Minh1rdi 8888 167 214 24~6 35n 32~9 382 225 273 291KhJrkof 1442 gt66 ---- ---- 364 397 374 250 ~---- 29~OYogo 8033 87 175 242 379 308 40~ 247 263 285wmont 6700 Oi2 _- --~ 382 387 381 58 ---- 282Hobrod

10094 90 364 357 368 214 279-

Minturki 6155 101 179 2312 333 316 38~6 244 256 2761hrmin 11502 18~5 200 ~~- 367 30~3 32~~_181~~59 _2~_

~

StondJrd error of 9-moon (bushels) )44 207 218 296 279 102 092 O 7~ 091 St~ll1dDrd error of ~mcan (percont) 1258 1317 877 820 791 2 68 383 338 352

------11 Excluding St Pbul and GrciidR)pids

Table 8 _ SUrnrDu-y of CvorL1g~ yields of 7 wintor whcnt varictics~0vmii plot tests at 6 stashytions in the ortherr district for 011 or n part of the period 1939-41

ifoight-Cd~ bull bullbull lt

I - d ~r~~101s Pj-ClO 2t -VJXiety or crQssgt middotmiddotCbull hor-I Boz~ iIoecj )ve- I

= i 11Uniber vifasocn iclcn-L-L1DIl I sin Ehvr_o r~ 0____

llfumbor of ye2rs grOqn 3 2 3 3 3 3

IYogo

87 L1509 199 298 8033 353 360 311 iNebrod - 10094 345 116 396 493 263 180 298Hinard x Minhordimiddot 8888 366 905 355 457 290 178 292Klinrkof 1442 308 92 383 494 277 200 292Karmont 6700 80 362 494 282 202 284Minturki 6155 316 97 349 164 285 184 283lvllLmin 11502 349 135 359 404 246 154 275

States

In scvorol of the StG-tcsthero lore two or more coopdr-diing st2ti-Jl1sfrom vThich date Tere

rocoivod- in 1941 At sono of theso stations only the unifort1 voriotiosmiddotmiddotiere grcim Thilcct

9thors aMit ioriaJ varieties were included It has been the practice to sUlIlt1arizethe middotdiitiJ by

St-tes by averaging yields from all stations within a Stato In ]941 more thun onc stntion reshy

ported data in Tcms Okluhoma Innsas Nebraska Mim1Cs0ta arid Montonn and summariltls wero

~ mnde up for thoso

In TOlqs lmiddotyoriejie~middot tero grOim at the threo sktions (Ina tho averoge yields oxo shown

in table9 middotKrlIN~O ~T9nparq(CI11956) lvbrlin x Torunlt1Xq3(CI 11805) Fameo 2LJd COIJQl1o

che hld the highest oVeroge yields For tho yo_Xs 1939-41 includh1g9 siction-yoors Pan1eo

Comanche me l~rt~l x ~cnr1IJrq3 (cr 11805) rll1kod the highest

Tw stptions rcportQd datg bOk1~10Ila in i941 (table iO)~middotKmmiddotIvnlox-middotTonriarq(Cl 11956

raJlked first COIp1chosQcond pndJawnce third Foral1or1i POxt of tho ~pcriod 1939-41 5 stu

tion_Y0Qrs Pamoe 1115 had the highest DVercgc yield follOlCd by CoCucho and Tenoarq

- 26 -

Tobia 9~ -l~vr~goYiold in ~ushdLs por ocrbof Tintor n~lot v~riCtioslt grOmil~ plot tests in OxS 111 1941 uld V101ghtod ovorgospoundor 1939-41

191194I9181185

16015 7172144166

---------~-------I-+----~-_---+_s---- I

-=--olt-c- u-----Ra--~middot-l I1middot I2 I5 I

I

I

218205190

181-179 169

- 14 bull6 )A2

124 120 middot117

115__----

11956 11805

11669 11673

6936)11754 12106

81805146

8856i 1442 gt

6251

ViriJtJ~ orcrcs s j lie1 I~--1----- -- ~ i-2luobvr

~~~~c~gt=~ Phvmoo

~ ~ 06nonchomiddot ~

6~~ 11middotI ~odIL-rd Fcdorot ibn x Tcrunrqmiddot~~o Jihr1~r Blaellthull

middot Kbarkotmiddotmiddot Blackhull

2i

6347

59middot~

1011

303314272280276

-254275249252248243

Table )0bull- veroge yi~ld in bushels per acre of wintcJ wheat vadeties grown in plot tests inOklaho~in 1941 DrJd middotvrcigltcCl uvcragos for 1939-41 I

1--------------- Imiddot J ~-)vcr CyiOIirTn--bu-Slh-Cl-S--------IVoh6tymiddot6i- cross j I c] 194~ 19~941

1----------__~__~ I numbor~ (2 stohdns) 5 stohon-yeJXs Bonk _

Kawvo10 x Tonmorq 11956 356Cornoncho U673 352

middot Pavmoc 11669 345~middot1VolC gt bullbull ~ 8j80middot t 338 ~centnmorq 6936 32$middotDhoyenno $B85 277]trly Blnckhul1 8856268 middotChiofkori H754 254

-Turkey 1558 24~OKanred 5146 234BIQCkhull 6251 221IChnrkof 1412 220

1 _

Doto wc~oroportbdcfmiddotr6mthroo shtions in Kll1s1sin 1941 (table 11) lith thirteon vori-

middototiosboinggrovl11uuiforI11y pavmoC~lod thohigl1ostovoroGo yi oldfo11owei by OOIlahcl1O and Ebrrshy

middotlyltBlookliuiimiddotxToiu1orci (CS~ 11952)Chiofko1rCrJkodfauxthoJdTeon1rq fifth For the 1939-41

poriod inc1uclllg 5 station-hcrs tl~o vrictios rQ21c in tho follovTbg ordorfor yiold Famoo

COrnW1C1l0 Oldefkol nndTcnImtq

In N0br~sl~ tuost~tions rcpo~tod amp~to mld ~t theso Ncbrod hod themiddot~igllCs~ uvorogo yio1d~

fanowed by hwod x Blackhlill (CI 1184-1) ondPQImoo middot(tabl0 12) COJ1ltJ-1cho tC1l11ltodlast duo te

wintorki11ingmd hessibiJfly dDago Cherenno soloctitm ChOyCn10 Povmee ~dmiddotNobrod had tho

highost longmiddottir1o ovcrigcs C

IVbrnin had tho highostrwOigd riold in IVIinllosota in 19lt1l(hole 13)~ MinlXd x iv1ilJi~di

(6I 8$88) o~cl H41Xi1int~t1cl2(f)Il41~Z701-)a1sbr8jllcd high Thrcoviiiotibs iAiliarQ x IIpoundrgtshy

middotlnrdJmiddotmiddot(CI 8883)- rc1niplusmnl 6nd IVlJntWki foJt) aDout equ61 foriicldfortho lastthroo Yo2rs

l

- 27 -

Table 11 Avqrqgeyielci~i~busho1~middotPQrocreof~linbex ~1heatnridtlestpOIinhiplot tests inKansas inI9~1[Jyl vrcighted avorgtgcs for ~~39~n

Vnriety orcro~s CCIhunber_J-gt

PawneeConanchohly BlnckhullChiepoundY-anTonocrqCheyenneEJrly BbckhlllOroNebredEDnredBlockhullKharkofTurkey

Table 12 4iv~rogc yi91o In bushels oor nere of VTil1t~r hed br~etiosgTovnl il~ plot tests inNebr~slm it 1941 ti1ld Vrcighted avcrrges for- 1939o41

Vortety or cross

NebredKanred t Blocld1UllPownee Cheyenne selectionCheyenneChiefkanTurkey selectionNebraska No 60BlackhullTenrnarqKharkotComanche

CInunbcr

10094llSmiddotH1166911666888511754

115776250625169361442

11673

20~1 200119~4192

180 172

168153135131130Ip

189

190 199

190 18i---~

175173190162IS6

4

3125

67

1098

3

21

-

Bank -~II

~---

~---

----

331

334 337

- (

211209193middot17317i1amp81$~8142

6155

8033---~

-----1150288~8

MJrminMinord x lViinhtrdL amp44 x Minturki2 (Minn21QlfIvrinhtrdi x lik1rquis(liiru2699)Niinturki H-44 x Minturki2 (Mil1l1~ 2702)Yoga bull ~

H-44 x Ivinturki2 (iAiill~ ~mo)

Table 13 Average yield ill bushels per acre of winter wheat varieties grovID in plot tests inMinnesota in 1941 and veighted avcrnges for 193941 r -jy~~ middotidld inbushels

VC1riotyo cross Clmiddot 1941 19 9 1I----------~-----_----c_~_1--number 3stoampJoi~~r (13 stationyenrs) I

In Montonoeight v~ieties vvbre grownunifCJrtlr at 3 stations 0$ shown in table 14 middotKLz-l l - -

mont Klk1rkof and Nqv1tirk r~ed highest in 19~1 liTlllleTClrturkYogo andfDrmol1thndt-he higlo

cst yiolds during thb~~e0period1939-41

1---

~middot28

Table 14 - ~ver~~ge yield in bushols per oo~~ of Tinter he-t vu-ieties grovm h plot tests ilIYTontQIllJ in 19~1 and reighted bvorages for 19394J

Voriutymiddot o~ middotcros-s---] cI~-~~i~~~QshgS-middot_middot_middotmiddot--~-middot-~--=l____ i numbor Lt3 st~2)rsLlt8 stob~ors) _middotR~E middot_i

K1rcont[ 6700 312 30bull5 3 lGwrkof i44~ 340 302 4 INewturk 6935 336 308 1 IYogo 80~3 319 3062 WLinturkimiddot 6155 315 292 middot5

IHebred 1009431~3 289 7-Minard x IvLinbardi 8888 312 290 6 II_~_r_mi _middot--- -+I_l_l_5_02_~- ___271 I 251 8___

1

II

$UJ44ARY OF A~ONOlinC nTA [

The agronomi ]ata other t~ ~ield have been sUIDIDarized for each distriatpoundor 1941 iii

tables 15 to 17 Ih~ach easo the CLlt~ qre overogcd for as lIQJly varieties and as many stations

as possible The numb or of stutionS ehtoring the Qvor1ge is shovm at tho tOlJ of each column

The dik for ~h~ southo~diSt~ictbull arepro~entod in~~~lo 1middot5bull The or~leadodconS~dei-nbly eJXlierthancin1940but the relhtive ot1liness of the wriotiesrerik1inod the SQille

]hdYBlackllullh~ridca t4e~~liest JUlr lov~e~and CotlUlchc wore ~yenJiormiddot tmn Tc~qChiefkon overoged~edo e2rlier t~mxf BlackhuIl RipOIi~g htes shoviodo narrower rCl)lgcioXid

in this case BlackSult ovcr2l$pd ono ddY emiddotmiddotrlier th-n Chiofkan For height KcwlV21e WOoS thetoU- ~ ~ - ~

ost and lavmeethoshortest Lodghl~ d1ta from tilO sbtions SL07 toot Chidlmn ond ~r1yBlcck

hull lodged the ]jJo~tvlhile CotlnJ1c1~9- 8nd BL1ckhull Tero ciso wenk It ymS generally obdervod

thlt tho St~amiddotl of- ~lBlackhull T~t~ rQS i~lined to be Teolt in 1941 Kowvale ~Tonlmrq (cr I

11956) Pmrnce K~tyenale and ConianClicilmd lOYT 6vCtDgd LllfeetioIlS of leo rust Test middoteighbs

VIere 10 in the district with FerlYB~ocldlUll hvil1g the highest aver(lge of 565 pOU11ds per bu- -

sho1 KavlVale x Tcnmaiq (Ct 11956) ranked second end Clliefkru1 third for ovcrage test Vleight

I Table 15 - Sutlllry of agrononic chtq other tInn yield lor vlintor varieties grown at cooperatiIlg

stations intho5Olthc2l1odistet 1941middot

iI

1llUDber of stations ~ 4 5 2

KoVlvole x Terunrqo 11956 I~ tl 13 37 35 gtPowl1ee 11669

~~ 19 13 36 30 5

Conlche 11673 May 7 13 37 5S aTouulq 6936 Xiby fO 15 39 50 23KavllTc~10 8180 bv 3 15 40 29 5Chiopoundkan 11754 ~y 10 15 39 66 58Jlhrly B1acld1ul1 8856 Aprij 29 8 37 65 65Konrad 5146 lv~~3 17 38 60 65IChoikof 14~12 IoJbiy +1 i8 36 52 68

Blackhull 6251 l~hy 11 M 39 5e 63-__ ____ ___w ___ bullbullbull __bullbullbull bullbull _ mR_ __ bull____bull-~--~ ______ ---- - 4____middotmiddot_middot_~ __ middot ___ _- __--

I gt-

5

56~0

54_6550 tmiddot547534559565

-520510853~9

i

- 29 I

TliO~ c0TJtfulmiddot distdct cl]ii ~0 avorCgecl for 8 vCri9ties Jcl aroptosortod hl tolo 16 bull I

Nobrcd old GlcyCI1ne hal tllOl1ighost avqroge wintor sUIvivaJs T~le two cotlicst varioties woro

Pameo old Comu1ce both ovoroging to cbys ec-rlier in loCJing the-- TOPDltirq klmrltof l0odod

the latest Fawnee ripenedtmiddotwo days earlier than Comanche aldfomiddotux days carlir thcul Tennarrl

For plant heig1t l~obred wns the shortest and C-dcf1f4IXl tilctallost Loaf rust infoctiol1 nvoroged

tho lowestmiddoton Pnwnce andCocamc1Jc nJlp the highost onliobred Culm cOU-lts slOVI Pavlloo cnd Noored

to Imvo hud tho thickost Dll Tonmorq tho thilmost stoncls at tvo stQtions ChiefYnn hod Gllo

highest avercge test vmight por bushel with lIebrod tclci~lg socond ond Pmrlee tird

~ -

Table 16 - SunrnnIJ of ogronoIJic dJta ot1er tra1yield for vhter rhrot varieties grovm at coshyapcr-ti1g stQt ionsintl1e celtrcl district 1941

Voriety rcor J(ampte-=r-t----7-LuOc----+-i vcrcmiddotgrmiddotto es I10igJtnunber survivrl E~do4l~_o I Hoipoundt rust_ r ~shol_1

--=------ Percot ~IJ[JY (IclldS)(porcert+=-~~=-umiddot (PouldS INuobor of skt ions 4 6 5 6 3 2 6 IPawnee 11669 69 23 June 24 31 24 260 580COIJm1che 11673 65 23 Juo 26 33 25 162 575Oliefkon 11754 66 25 JUlO 28 36 39 184 601

ITcnnarCJ 693665 25 JUlle 28 33 47 155 56 8~loyel~le 8885 84 27 JUll0 29 31 69 215 578Nebred 10094 92 26 Jule 28 29 75 251 58 3

IBlac~lull 6251 69 25 June 27 34 65 195 57 6Klmrlwf 1442 74 28 July 1 34 65 i72 565

In tho aortherndisttict seven varieties tnypo conp1ed for clmrQcters othor tJl(1il yield

(ToMe 17) olthough tho data Dxe sotevlhnt frogncntorJe MJXDin and Minard x MiwJXdi (Cl 8888)

had tho highest avertlg-o survivcQs Marnin heoded the earliest but vras l1ot ripe os oorly as sone

other vQrietios ilt four stations Nebred hOO sligltly the shorter straw Loopound rust averages

shcwed -no ltliff0rcncos for t10 vJrieties but pound01 stoo rust Yogoand Nebred hod tho lowest eweshy

rages liunord x Iunh1rdi (Cl bull 8888) had the highest avcrcge test weight per bushel with iL-gtr

Din and Nebred being fairly goo~bull

~able i7- Suru~Uy of agronooic c1ltlta other thanYio~d far vTintcruholt vcricties grovm ot ceshyopercting stotions in the northonl district in 1941

j

Y tmiddot ImiddotC IJXJO Y ormiddot crO-5S~ bull bullInmbor

=-J~T

Nurlbor of s t-t ioi1S 3 5 4 4 3 2 3 3

lvIinurd x ipoundil~mrc1i 8888 77 12 14 34 78 17 92 79 601Klmrkof 1442 57 11 13 35 25 585Yogo 8033 61 13 14 35 87 5 85 65 581IfurlJont 6700 53 - 35 - - 572Nobrod 10094 64 11 13 33 7 - 592

li~Minturki 6155 65 12 13 36 89 8 89 67 575Mornin 11502 78 10 14 36 74 44 90 67 593

I----

~-l

SU1EmRY OF PLOT DAXLii

The 1941 crop Vls subjected t)severe -rintorkilling L l~ebroskn ci1d yeninuesoto hession bull I

fly and 16efrust~~ in Nebroslm ~d KnnSos Clld both led qnd steD rust infection farther

southII

Ill Oklcll0t and Texqs tdomch Ll0isturc YJQS reqe~v9d QJ1d ot sor10 stations lJUVest VloS

difficulti

(

In the southltrn district Kawvale x TenmarqCI 11959) a new va~iety in plots ranked

first fOJ yield with Pamee and CoJlaJilche second acd ~hird xspcctivelyI -

The Blackhull wheats (Bla~lili~li EJrly BlackhUll end ChictkDn) lodged or broke over

badly in the south~~~aJst~ict-under ~heextreIieiyrot coJ)ditiohsc

In tho central distrJctQvrnlte~Gorinnche and Chiepoundlon ~md the highest averoge yields at

six stDtions- 11he~o 1faricyics mde tlese averages in spitc ofvlint~rl~ning in ~Tbbraslro caused

by th6ArDistice Diy itorm~

i

HdreDpither vCgtricty d~d ICll in 1941 duo to

The bmiddotluvior of PowilCe Cfld COlJllnche is fairlyconsistont ot all stations in tle soutlcrn

ondcQntrol rlistricts cxceptot lIorthiPlcgtttc +

win~erkil1ing lt1J-ll neither roucs higllhcthb longer tine ltlv-eruges foryieldI

In the ~Qrthem dist~ict Minatd x ~i~11rdi (CI 8888 ho(l thO highest overgeyic~d 0)

five shtionsKhorkof rnIiJced seconaiond Yog~ tMrclI

Tle tVTO ncvrly naned hcots Cononche olld Immce nucle good records Cooancle is being

increosccl ot Chillicotheolcltbe plcn i~ bo Clistribute it froD t~1~t station in 1942 Pownee is

bc~ng increased and purified d WJltmhoJtcn Q1dLincoln Nebrcslm IlnS clecided to iistribute the- - Imiddot

j

variety as soonos seed is avoiloble but 10 clcpoundin~te action las beetl tolton by IC-1o1Sos WhileI

neither is 0 perfec~ vorie~y it is f61t thot each is a step fottlord JTJCl eoc~J sloulcl clo well in

its-~pted 2Xeo

fn Mil1Ilcsoto the behavior of cOJtoin FM x Mi~turki2 ~trQins WltiS pleasing ~hese linter

vlhoots corry the Hope resistalce to loaf end sten rust

In the fall of 1940

tJHIFORM YIZLD NUESW _I

the uniform yieldti1UserY was seeded at the same 14etdions in tIle ( central and southern districts as in 1939 AtBushland th nurSG1J was seeded on both dry 8JJd

irrigated lanG4 Th0~ntirsQrYcoriisteaof 30vorietios cnd strcinsoach seeded in tlUee rod-rowbull 1-

plots IJIhe Il1llber of plots of each Ir~iety at a station varied from throe to five In tabIe 18 )

tiJC varieties mokirJg up tlle 1941 nursery together with StptQ r-Jld CI nunbcrs arc sho~m -

-------1IIIi

------~-----------

31 -

Tlt)biols -Vori~tios of Tintor lhoct grmm in tho uniform yioldpus9ry1941

~ -~t~r-~~~_~_- --t~~Lstt1~omiddot orhybrid nunbor

I Khnrkof 1442 -------Blf3cidiu116251 -------Erly Bhckhull middot8856 -------Nebred 10094 Nobr~ l~o 1063

IComncllO 11673 KD11S lTo 2729Kanred x Blackhull 11844 Nebr No 1098Pnvmee Ii-S69 Nebr No 1086Hope x Cheyenne 11969 Nobr sel No 363339Kawvale x TOIlllkIQ 11950 Kans 1102726bly Blackhull i TennUq 11952 KanSi No 2739Konrcd-Ihrd Fodoratiop x Minlmrdi-Mipturki 11970 Alltrop No 130Fort Collins selectiop 11971 E G 1143Cheyenne x TentllDIq 11972 Kons Ho 2748Cheyenne x Terunarq 11973 KUns lTo 2751Kawvnle x TenLnrg 11956 Dentop DTo 35-34-117iYhrtin x Tonmarq3 11823 D0nton~0-50-3~128Kanrcci-Hnrd Fedoration x TOl~q 11974 Dopton No 37-34-54Konrod xH~po-K~rd Fodoration 11975 Akrop Bo 533Konrod x Hopo 11976 Akron No 850Compound Cross 11977 A1Uon No 874 Choyonne x Thrly Blockhull 11999 vVoodv-rard No 1126CpoyorJj10 x Ebrly B1ackr-ull 12000Woodtmrd l~o 1127 1

Blackhull Xcrloyorrq 12101 H G No 40-102 IBlocldiull Tcnmrq 12102 H C No 40-115Choyonno x TomlDJ-q 12103 ll1s10 2749Choyonno x Tcl1Darq 1210~ ~ons No 2750 I

Knwval0 x Tonpcrq 11992 iobr No 1114 IHope x lJurkoy 1069 11964 Nobr sol tIo 363401 _I

KonrodHardFodqration 25007 x TorJDltUq 12)06 Donton sol No 25-34-44 IEinrcid-lbid FoderatiJn 142 c ToImUo )2105 Donton sol No 3334-303 I

----- ---

A cODpL-rison of tho 1941 list wit~1 tlrt of 1940 will S1011 onuobor of changos in tho nur

sor T011 strai~1s which SO~~JDod to bo 1ocldng ii1 ogronooic volue ond which roro not 110aded for

ecological studios IOrO roplocodby norror soloctims As S0011 as a strin is shown to bo 10ckirot

in somo tDIiortont chI[1tr it is omittod frootho nursery qlthoughit still my bocontinuod

at individual stotims Tho strais mvLg tho bost porfoJlOllco il1tho nursoryaroadvQncod to

plot triols 1m attOLlpt is also mdo to avoid too llJ1y dU1Jlicc-t ions botvroon plot ond nursery

tosts

DATA OBTAINED

In tiibl0 19 oro prosontod tho dta fron tho 13 nUTsorios No d~to Joro roportod from

Stilhntor bGcous~ of dipoundfo~ontial stQl1ds duo to sood trotnont tQLld from North Platto duet-o

wintorkillil~g FbI 0~Ci1 station tho variotios oro list~a ~11 o~c~orof tllo 1911 yiolds anClO1ly

the Ct poundlUii~ois nro given ~or id~l1tificationbull ~vor~go yiolcsru1d rOJll~sfor thoZ-yoar poriod

1940-41 arc givon TI1orevo~possiblo~ Pata othor tl~)yio1~ aro includcdvn10ncl]jroctors conshy

cornoclsoooocl to be rol~tod t) yiold or vrhon tho dDta shorrod lifforoncosboliovodto bo of inshy

torost

At DOlton tho nurso~y yiolds ~Toro sonovrbct bottor tl11l1 -th)sO obtoinod from tho plots

_________________________________--L ~_~ _ ___~

32

The highest yielding 1ori6tiGs~middotcrcCI 11952 C()nnnche CI 12104 und 11956bull Foro bull 1 bull bull ~

the 2-yeor period 1949i41 centu~ nupbq~sl~$Q2~ 11956 ruld Pomlee hoiro rod the highest ov~~Ctgc ~ bull ~ -i-middot~middot bull(~

yields KlDrkof llL1d the ioWs~~r~~eylq1dfor -Chis some ]criod~

The stroITQ-S reth~rtlmiddot~t~picothe rmd before h2XVcst considerblo loelgingo~ - - bull - ~gt~)j bull - 1

curred in most of the V~idtioSmiddot middotAfltf70fbe stiffer stXouorl stroins nercQo~lChq GI~ ~lm

bors 12102 11964 ond K~k~f lh16 B1ockhullmiddot ond l1rly$itCl9lJl11 s~J~ieel tlicC)~e~t str6~~ bullbull ~ i bull bull ~ bull bull -

Consiclercble rust cl079loP9d Jsppqiql]Jyon ~usceptibL vorieties while CI~ Iros lH~64 11969 ~ ~- tmiddotmiddot-~middot~middotmiddot 11 ~ i-

and 11956 showed some resistmce to bdth lealbnd ster1 rust ~ Septoria irifection~m~hOOliy on

all vorietmiddotio~ eicampPt(iIlti li9S6~~esJtv~i~h~vmre 10Wr~ging from ~6~6 to 8~pounds per

bushel

- 6Zbus~lCls per ~r9Jii~hPtivirc991~

- - I

nunbors 11976 Qildli97idt tll~bo1tOtiJ- - - ~ -

nui1bcrsl199Z rrl 12104 2t tho top of~16 list G-l1c1 qfr~

For the Z-yell joriodthroQ15t piuf3 aic tiod for~i~$tbull bull d _ bullbullbull

p1oce in yield noDelyPlt-~momiddoto CotibtJpl~omiddot and CI11973 Duri tins ~iirio peri6dNebrqclKlm~ t r bull

-

I bull bull

TIe highest yiolcli~lgVorioti6~yc~cIIi

kof md CI 11977 middothil1t10i~6ii~centrg6lt7ioldsbull l_-~_ ~- )~ f ~ i lt-

In the irrig2ilQcluursery tlt E3u$l~l1ii~lt os llOig2ts ranged frOD55~Ot o6i5middotJ1oUI1Jspdi~u - i bull ~ ~ bull

shel ad t10 yields fr6h40~4t~ai~2bu~~dlspcr acre - -

PovJnee C I llU9b0rs yl972 oclmiddot I199sthi1o]brly l3Lockhull C1ld CI 11975 ~qrd low tJ~~1940

and 1941 Yieicl~middotbyen9middoti~1middot~6r~ i~bl1tit ithe $e t~oe voriqtJ8stli1~ poundotedfi~~t ~n~[~4~middotmiddotVlCr(3

blso ~igl poundor t~e 2-yClt1Z averoge

The drJr land ~~s~y atl3~~~ffCL gave yields only ~Jig~ttY 1ower than those in the irri_

g~t~d nUse~r~l this estconsid9~JlJble)oafrustd~Vieioped onsvsCOl)~ib1eva~JOti6smiddotpound1Jlclthe [

~st vmights vmr9 $QIlow1W-t 10vwrthaniiIl tho i~rigatee1 nurs9I lheTbiot ies hoving the highest I

yields wereG~I nuppors 1Z105 1199Z~ DIld PO-Jllee while CJ~ 11915 ~6b~od~ QLld CI 11971 1ero ~ -- - l lt - bull bull

low GI 11l50 Pa010e and Cltl~6 11lJvo the highest ~yc(~ro~prgc intliis d-ry lGnd~

sory test ~ -

lt

StroxT IlQS Ullusually tall rt WQ~ehlTrd Vlit~l hoig~1tS Jol1gil~froo45 to 53 inchos i1d CIS

IJight be expectod COllsidercb10 lodgihg qccuJted botore lZVest SODe of the stronger sbroTodimiddotmiddot middotmiddotmiddot middotmiddot

strainsrere CInunbqrs 11977 1197~ oncl 121OZ ~e$t weights lTerp fqirly good illriost cosesbull bull bull bull 1- e _ bull

01tlOUg~l one vr~rict~IW0 woigIlt of~6 pouncls per bus1el Two vorietics c I ilunbors 11952 C-l-w

11972ri91dec1mprethml 50 buslels pprlcre~ CJl(l 11 vc1rietiesmiddot gt(1 yiOld bot7oen 4OQJ1i 50biishy

shell por nerebull Bo~ed~l1 tho2-YO~t-~crge the J1igllostfi~ldingvoHoticsmiddot lC~~ CI ilW1borsmiddot-bull

11972 ~1952 0ld l19 wljilo NCQre~ CI 11969~ oJ1clCI~ i1977IXtd6thepoorest yidld ~ecordbull

At MDcl1Qttcm LQclgi1l~ ilOSrqpo~ed for 0)1 v~rietiQsLiltj~ough CI Ili~f1bcirs il974 11971 bull i - -_ ~- i

mcl 11977 stooel up t~le best ~c1f Jrust rcoclii1gs llOrO foitlyl1ig+1 i~l nost coses DJ+etcol~idcr6blo

S~9Ll 1llst ~~eve~qped bull 91ointoxburomiddot]Qs f[lj7~y g90~ 0c1 test neights~ lith on Oxc9t~~ir~god

-33 ~

froD 55 to 616 p01X1lS pOI bushel Tho ~ighost yioldiucvGriety CI 11950 gave 413 bu~hels

per acre while thelore5t yield vlUs168 bllshels1er acry( Additional vpxieties giving-tho

bet~bcr yields were C~I12l-9amp CI1l956 qnd Pavmeebullfor the 2yoar period cl 11950ronked (

iirst Pawnee second OJidCT 11952 thiro This last ThUled variety is exbroiaely early [~d is

boing considei-oel as a p05siblo subst i tuto f01 Ehrly 1lockhull Strnins such as Khoi-kOf BlocY_

hull and Nobrodhave boen q1dto low in yiold tho lcst two y~rs

Wint erki11ing occurred at ibys with SOLle VJriotios having survivals as 10VI as 63 p()rcont

11I

while others CltlJ1e through the winter with porfect sta-cls StrQJmiddot vms fairly tdl and dorisidoroblloaf rustdevclopod Ol~ all suSccptiblevariotios~Thoyielcl rcmiddotngod from 525 to 196 bushols

per ncro lLnking tit the top of tho list Jero CI numbors 11~5Q1l974 ond11972 d~lilo Jt thlt

bottm 1I~rcNebrod ond ]hrly Blackhull in tlds cso a lctcQnrl onoxbroDoly oarly variety In

genoral the lS4L yields nro in lile ulth ullO 2yoar wcrBe

No w1wberkilling was reporiedfrom Akron but the dry wecthor previous to harvest causedmiddot

straw to be short test VTeightslight and yields low The lighost yields 7ero reportod for C

I numbors 12105 l2l06aca 11952 No 2-yoar avoragos are sholm for this station sLlcO tho

1940 crop v~s a fai~c

At Fort CollL1s grmrlJh VJaS hoavy as l+sua1 the strm1 las tull undbeforb bargest all va

riotiesIere lodgod completely Yields ranged from 69 bull3 to 449 bushels per acre The throe

highest yielding strains Lll 1941 Tore CI numbers 11974 11970 3nd Comnnche For the 2-)roar

period CI 11974 raDkod first folloITed by Crnumbers 1~950i 11970 c-uiQ Conmche

Test Teights at Hesporus ranged froll 60 to 64 pounds por bushel aJd tho yields from 648

to 349 bushels per oore The Mghost yielding vorieiies lere Blackhull cr 11971 Nebred

and COLlCXlcllo 011 oflhich gavo moro tIm 50 bushols lJor ocre ~nscd on a Z-yodr averagef

Comanche had telO ~ighost averoge yiold poundol1Oled by Blockhull CI 11972 old C~r1l974 The

agreenent betllOen tho 2ye8r nvelngo o1d the 1941 yields is lotsO goocl at tllisstation

Winterki11ing was very severe at Ames but the rellJtionship between survival and yield is

not very close For example cr 11969 lith a wnter survival of 86 percent yielded close to

the bottom while Cl 12101 with a survival of 26percent rmuod secOnd for yiGid so it is

apparent that other htizard~YiOre prE)sent Test vrOig1lts whore obtained rangod from 543 to 590

pcn~nds per bushel The highest yieiding v~~rieties v[ore Nc)redC 14101 bnd KJ-1rkof The six

lowest yiolding strains gave lessthnn 10 bushels IJer acre~FOr~ tho ~yo6r poriod 194041 CI

1197f has hd tho h~ghest avorage yidld follmmd by Nebred Pa~moe end CI 1195Z

AtL~ncoln t110 November freoze causQd consid~rablewintorkUliilgand therelationsllip

botlTeen middotlintor surVival anltlyield iis fairly goodbull incre~re 5omo exceptions in tInt Nelired

Cl 11971 elld Kll2rkof rith good survivals ru1k6cl rolctively lQYI iny-ield This 1DsproboblY

~

ctlusod b~r 0 combiIl)ti0l or Joopound rUst lnfotion~ hossion fly ~1lngo ~d tho h~ ~ough~bull All

varieties except Pamee Carrieda foiply heavy lecpound rusb infect ion and testvreights were ratherbull bull bull ~ ~I ~lt 1

low langing from 44~O to 592 pounds ]jar pushel~ wo varietJ~sC bullI~ numbers1JS50 rnrl11952

~yields abOv~ 30 bushels -oermiddot acreTlhilo f~mvnietiosCInumboIsmiddot1975 J205 ~ii~77 - i

~bndi1976~yi~ldcd 10sstl1Q1l10 bJShotsporO-ltFo TIloS 10lYiolds T10rC accotap~io(fbY~xhrlJolY

low wintor suwivals Based on tho 2+ycQJavorago JihrJy BJacklmll hndtho nigh9stnverogoI - bull bull bullbull bull bull bull

inciinodto bo vL1tCrtoiiidor~

middot yiold fonowed by CI~tJUIilb0tS1l950~ 11956 t lmd Pamoo~ All ()f thQsostroins are early andI

COllsidcrrblo 1i11torkillingmiddot VJUSrcport 00 from AJliancbut tho dnto arc not too consistont

lith vih is knownofthdhnrdii1ossof tho dipoundforont vc~iotios For 0~10 GI11964 l~d ai

survivnlof l00porcontcomparod bo 8~ -percont for a1lJltof It is YT)1 Mllbtf1l1 if this xol~

tionshipis correct Grail1 quQlityvtLS poundcidygood JlJdyiolclsxogcd fro 0 21bull3 to 84 busholsj gt - ~ gt bull bull bull bull ~ bull bullbull bull

poraCroCl Dunbers 12102 121OJ~i[u1dKl11rkofampvctho highest polds in 1941 andCl l11Woo

middot bors 11975 11956 D-ld 11977govo thoi 10I10stones ior tflC lJ~r p oriod CI 11972 rc-Jko~

fiist for yielii K11rkofsecond CO~1Cho t1ird and Jqn_ecf(gtUxth

~obl0 1~ - Agro1ooic Q1d other dcto for uniforo willtor uhot varictics BiomiddotJ11 in rcplicQt6c1middot j

nursor-plotsincooporotivecxporioqnps at12 stti6ns in t10 hprd r9d ~yintor vlheot lnroa iJ~ 1941 and nvor-ge yiqldsfor 193g41

bull

Imiddot

14

23

7

611

middotmiddot15 i

91011 ~

13

245215

23322120125223~5

203

VS 36 580 196VS 34 q5~O 181V$ 35 560 17~91532 560169

S 31 545 167VS 37550 166VS35 588 165VS 35 540 165VS 33 560 164VS 34 635lt 161VS 36 50~0 155VS 35middot 5~5 151VS 33 560 154vS ~31 565 150VS M 54~0 149VS 31 510 146VS 31 510 1lt11

VS 3~ 560 141VS 34 5SW 13~9vS 35 560 136VS 35 51~5 13~5VS ~2 560 121VB 33 56 0 middot119VS 32 56~O 115 213 12VB 32 50 3 J1o3 lQ3 17 VS 3lt1 9~O li1 212 i$ XS

Smiddot12 470 9 7 l~ 6 16 I

v 31 500 74 19 19 VVSS 32 170 73 182 18_

34 166 67 130 20)DOCli yic1CIio~ Oiiy lio-middotinrieties IS7 ousl1cIs--

Denton TeJmS(OW 1 ) our p pus

Ptv 0CI

number

11952 April32 1fny26 601511673 April 30 middot1~by31~ bull 15 2012iQ4 ~pr~l 39 June l 15 151l956loiloy 5 tUne1middotmiddot 5 15

11669- )by 2middot JUl1C 1 13 1512105 April 29 lvhy 30 4 28

12000 prp24~26 60 ~311992 April 30 ~ 3q 10 23i2103 tllili)T 2 JulQ2 10 a5li974 ~pril 29 JUlio 1 13 4511823 by 6 June 2 10 1812106 ifby 1 June 1 5 28

11972 Ithy 1 June 1 18 20li961 YJ6y 2 JUJo l T ~ 011019

0 97~t~pril 81bY middot3135 5

May 6 Juno 2 73 13 11950 Yoy2 JIJll0 ~ middot3 25 A856 -t-oiil 22 ~vftw 2~ 58 811969 ~By 5 lIDY 30 0 011899 by 4 middotJun02 18 35 118middot1L ~Jay 2 JULJO 2 56~5

12101 ~v1Y 1J~)q~ i 58 0812102 ~IJccy 2 Junol 53 Igt

6251 ~4V6 Juio ~ p5 18JlSn uJpiy 2 ri Jii-1Q 118 5511876 poundtiV 3 Juricl 63 2011870 thy 1middot middotJUno 1 65 83

11977 1441 6 Juno 3 80 3511971 ubv- 2 JUll0 2 73 36I 1442 ~ Juno lt1 55 40

monaiirucrrar ofa Clifferonce botloOD tho

- - bullbull~_c- 0_ -bull ~-

TO-ble 19 - (Co1tinued)

ChilliCQt)l~middotTe~s--rFoux plots----

- to

1

I

-r- -_~_ ~~ Leat-IL~pging r-w~e )j ~vo~o-Yr-- -- C~I bull~ Dah iHQigh~rust I eld 1940-41 BarJltn1lIlb er headeC-Lmiddotmiddot i

Percent PcrcClt Mels Bushelsr- ------ CInches39~- 11669 Maiv 7 ~ 30 241 213 1

11992 May 6 39 20 10 231 12104 May 2 40 20 15 2211673 IIuy 2 42 8 5 21Q 213 111973 IipoundW 2 38 25 15 214 213 111972 May 7 bull 41middot 25 20 211 2Q5 412103 May 7 41 20 10 20611956 ivJay 9 40 T- 10 193 17~8 912102 iicy 5 37 65 5 17411964 ihy 2 35~ a 5 17middot0 I11970 Ilioy 2 42 50 20 159 180 8 I11952 April 26middot 33 - 50 60 156 176 10 8856 April 2middot1 34 65 95 152 183 511950 ~i~ 2 39 ~ 75 152 151 1211823 LlJay 8 41 25 ]0 148 181 6 I

I11999 lbiY 6 34 65 90 147

112106 Ihy 5 38 20 75 1-1712105 llioy2 42 5 40 14511974 Lioy 2 10 20 30 140 162 11 I118M lib 6 37 50 60 136 181 6

I12000 April 25middot 33 65 95 136 I12101 ihy 6 38 65JJ 15 128 11969 lihy 8 38 ]1 25 120 142 13

I11975 iby 1 36 65 15 87 129 1511lt12 ~~ 11 40 65 5 90 111 19 I6251 bullJJy6 36 50 100 amp8 141 14 I

10091 Lhy8 37 75 10 78 middot102 20

I11977middot Boy 10 37 40 85 74 n3 1811976 rJoJr 7 37 65 60 amp4 1l7 1711971 lifoy 7 38 75 100 62 128 16 I

I

Standard error of 0- difference between the meO-n yieldsof any two varieties - 321 bushelsbull

11 Severe firing of leO-ves

t ~

~

r 3P~

rabl0 19 - (Continuod)

~

r-Tmiddot

913

13

71215

26-9239231

250236

29026~290

246214243

middot281

C I HQi~lltl I IIIJXlbo_r_L-==-~==--L---==C-~~r--+-o+l-------tltilt---~c-r+~==+-~gtlt===--~r-t~plusmn-r~~ROr=cn1~ct

~~ 1

lJ669 16 JUri~ 25 32 87 610 104 320 I II

11972 20 J~o 29 34 87 585 392 299 2i11956 21 Juno ltZS) 33 i 85 600 3S3 29~7 3 i

12103 20 Juno 30 35 88 600 383 i11882 18 Julo28 34 85 600 36111969 22 JunoZO 34 87 585 35~611823 20 Julybull136 82 550 34011973 16 June 27 32 86 600 34012104 18 June 273S 88 600 33811673 16 June 27 32 85 600 32511999 20 Julie 0 35middotmiddot 83 605 32512105 16 June 24 32 82 60032111950 17 June 27 33 84p80 31911964 17 June 25middot 28 86 610 31211976 18 June ~e 32 85570 30911977 20 June 29middot 35 77 570 3071210220 June ~ 34 86 600 30 711844 20 June 30 34 86595 middot2991442 24 July 1 36 86 59029811~52 12 June 22 32 87 615 29812101 21 June 30middot 33 85 600 28910094 21 July ~ 31 85 590 27911970 20 June 29 37 85 595 27411974 18 June 28 31 77 565 27212000 14 June 25 32 83 590 27212106 14 June 24 32 83 570 271

6251 20 June 30 3433 82 580363 213 1811971 20 June 29 81 575243 229 16

8856 10 June 2Lmiddotmiddot 32 80 580 ~ 7 1amp5 20 11975 16 June 28 33 80 565 212 211 19 i Imanaarcrerror of a differeJiii6~qiyroojn-1homQanyJo1dsof~~tw6-Yltii-+oti os - 3 ~Dushors----

I

~

ft

- 3$~

~able 19 - (Continued)

37~0 4

380 3

364 5

318 63~0 8middotmiddotmiddotmiddot314 12

341 7[327 9

325 10 J~

I3h4 middotmiddot12 3]5 n

~$~7 15

In1 17

29~4 14 ~

a74 16J

267 18

227 20237 1degJ

53509493491 479473-15244-7middot146433j27126middot12139939638$ 3943793793723563-123263r630~228~8

2712622Lh8Z4~7

6359~Z61616158~1606061i~6661605860585558506157564658605658

5334

3924

5051

294

5316fI8~i18

4045

2054tJ831393025Ii211129133155deg50

50495149494850

51SO50

4917

~I S1

564$ 16middotmiddot48lt53

48194948lt1617501545

15 14middotmiddot 12

1614

14gt 11 15

-131415

16 17 J510ismiddotmiddotmiddot13ltlEl13

~i~JP middott6middotmiddot17lt16 lt16-i5 ii

1$16

11 14

512

8109

11 Smiddot1014

1312

102

88

-129

14middotio

J2la

15 913 11

Alt

1514

1195211972121051210312104116691197412102121061199211956121011184411973

88561195011673119981196411823n87011871

625114-12

11975middot1197610094120001107711868

__n~_~2r l~~~j~~tlL6Igtilg Ib~ fgd]~Jvnyln6hcs) (EOrccnt) (ol1nds~-l-ri-~~u-shols) -----i

I

~ ltlO~l 2 i 405 1 i

standai-d error of a difference hetwe~n the mean yields of-any two varfetios - 19Zbushels---middot

~---~-------- --------~

Table IS - (Continuod)

- 3D -

Table 18 - (Continued)

276 7262 926-1 8

239 11243 1022-6 12215 13211 15215 13207 16182 -20205 17W6 18184 19

25 2) 43 5 52526 25 42 40 48527 25 42 60 47025 25 42 50 45224 25 43 5 44820 2Q 43 90 pound13bull726 25 middot14 25 t13~5-

23 21 41 50 13525 25 42 20 middot12~9

27 25 -11 5 middot2325 2lt1 39 10 U7

~ 26 26 42- 75 lt10322 2] 42 -50 38026 2$ 11 75 37625 2~ 43 50 37826

2~ t17 60 371

27 25 10 5 36325 25 44 80 36_025 ~ -13 5 31125 25 42 50 29~8

-26 25 45 80 297 28 2q -11 50 288

27 26 43 90 27526 26 39 60 26927 26 38 85 268

28 28 38 75 25729 28 -12 90 251

-ZS 26 12 80 24~1

27 26 39 80 21~1

10 IG 43 00 19(5

11950 1197411972121041199211952121031210611669119561196111999120001210111973li97011969121021210511673118411182311971119751197611977

14126251

1009lt1middot8856

----aJmiddotmiddotizcrogccr Survival D1e1r _ Rc)ight 1ecd rust cro

number Hoadcd Ii~1bullbullbullo L bull JLcld-----=-=--Lr-Fpcrc-6it 1f1y upo -h n--ch-os--Ircontj (BUSh91s)-J~~----I-

10090

100769391908396

10086

96100

98$8

10088806577

~ 8580

100 63

7677

10096

10098

Standard errorof a difference betw~en the mean yields o~ any twovaxieties - 536 bushels

41 _

Table 19 - (Continued)

Akron Colorado (Five plots)

12105 Way 26 23 545 lS212106 May 28 22 55~0 17111952 Wey27 21 565 14711972 Juno 3 19 57s 14711669 May 28 21 550 14111970 llfiav 29 23 500 139

88q6 May 26 22 560 13611971 lVlay 31 20 545 13511999 June 1 20 570middot 133118t1lf1 IYhy 31 22 565 13312103 Juno 2 20 560 13011S92 l~y 31 19 540 12612104 H~ 30 21 570 12510091 Juno 3 20 570 12512000 IVlay 2821 5middot15 12-4

6251 Juno 2 21 560 1l4n950 (ny 29 21 515 11Zl1S6l lihy 31 13 535 11212101 Juno 3 21 545 no11Sn Juno 2 21 535 10111823 Juno 3 20 540 S911875 lihy 27 IS 560 S112102 ltby 31 21 560 09

14-1 Juno 4 21 560 3911S60 Dune 3 13 550 C711S76 Juno 1 19 5middot10 G611673 ivhy 30 21 500 8511973 Juno 1 20 555 C2

I

11077 Juno 3 18 5middot~5 amp2

11956 Juno 3 10 =--i=5G5-r--~fiF--5=-3r__Stondord orroref Q difpoundororico betwoen bhomonn yioldsmiddotOf QIlJ two vC)riotios -Z09 0ushols

Seeded September 11 emergneSeptembor 17 1940)

I Height --jmiddotweight per=1~vCi~ampO9Cro-[1 C~Ic7llJ=lmib-=o=r----L --Datoh=o=ad=cd I ~ bushcl __-Z_~ __

(Inchos) bull (Pounds BusholS III

I

III

I

I

I

f

Table IS - (Continued

rorbCol~ins Colorodo1(Fjvoplots)

8

20

147

11181617

131012

85

1419

459503~

1734U415~

449

i

46-147547l4S9506459 433

- -- o---~-~- - - - ~--7-IA-V-QrccCtgc~Ocro-t Yield f

el no rDatQ-- - ~lield--1Avertlgc _1~lbii4~h~k=gt ~ush61s) ushels) 1

11(71 May 2D middotlD a GS3 567 1 Ii

llC70 llny 31 _ 52 O 640 523 311673 lvny 30 50 0583516 4 I12106 Iby 29 bull __ 51 a 570 111823 June 2 48 a 566 506 5li950 lviay 30 _ 49 a 560 54~ 2

- 12000 llilay 30 50 0 5601~105 May 28 j 53 0 5608$56 lvhy 27 52 7 557

11971 June 2 51 0556 12102 June 1 46 6 548 11973 lJby 31- 48 o 54311952 lvhy 29 49 18 537

-11975 lvby 30 48 0531iUi56 June 3 46 a 526i19n June 2 46 3 525~ii6S9 Fey 30- 48 deg 52111976 June 1 47 o 50611999 June 1 47 14 506il992 lJaiy 30 47 32 504

11811 June 2 48 18 lt199 12101 June 2 middot16 14 499 11-12 June lt1 48 32 182 6251 lvhy 31 48 1847411969 June 2 47 0middotmiddot lt17010middotj94 June 3 17 a 463

12103middot June 3 48 a 160 )1977 June 3 46 a 458

1196middot1 14ay 3C)middot 16 5 457 12101 iIay 30middot 19 0 MS

H bull i bull

StnnaDrd error of a diffcreiiCC ~otwccn thcmc(]l] yiqldOs of iinytvio voriotios =546 buShels

I

~

- 43-

Table 19 - (Continued)

scsperus ColorC1do(Tl1rce plats seeded September 27 1940)

Imiddot n~~rr ~~~l--=uigh ~

porRDnkbushel

I I ----- -~ ~ugust=- ltInches I POUoJds) ---

6251 10 4-1 63 618 509 2i llSn 10 ~ -12 63 5604 419 3

10091 8 l ~ 10 62 558middot B2 -0

ll673 middot12 62 539 514 1()

8856 5 J laquo 44 63 492 440 711974 9 42 62 475 443 4

12101 10 lt 44 64 474 12000 8 42 63 463 ~

12102 12 44 62 458--11823 10 lt13 60 456 400 1011976 12 40 62 lt156 442 5ll81fl 9 44 63 451 408 911972 8 flO 62 4t 472 3ll950 6 n 02 -134 399 II

1112 9 42 62 428 388 1211973 8 41 63 123 370 17ll969 10 12 61 418 343 1911992 8 14 62 -11-7 11999 8 11 6lt1 -n7ll961 8 lt12 62 n~

ll669 7 f bull 38 63 107 378 1412104 12 44 62 10412105 11 44 62 404ll956 9 14 63 101 374 1512106 11 13 62 39611975 12 42 62 394 367 18ll952 3 40 64 377 310 2011977 10 38 61 357 374 1512103 12 44 62 M9ll970 11 45 62 329 388 12

bull Standard error of a difference between the IOOan yields 6f any tWQvaJieties = 768 bushels

f

I

Table 19 - (Continued)

1- ~

t ~ bull

o14

AIDos Iowa (Jiourplots)

10094 69 588 288 403 212101 26 E86 255 fl1442 34middotmiddotmiddotmiddot 528 247 366 7

11950middot 51middotmiddot 554 221 377 -511999 middotmiddot 45 588 22111844 51middot 578 220 356 1111971 1-3 556 220 424 111972 35middot ~ amp72 208 366 711956gt 55 590 201 364 912103--- sa 587 195 11952middotmiddot 66 588 170 390 412104 ~ 64bulllt middot585 16812000middot t 579 16211669 78 S~r4 16-1 391 311992 10 573 16111974- 61 543 160 369 612102 2~ 598 158

6251 78 579 155 346 1311973 54 586 155 354 1211823 li4 544 154 357 1011970 28 5704 114 342 1411673 60 563 139 33 1511964middot 51 579 1358856 18 581 119 328 16

12109 J 15 563 9511977middot 6Q amp0 2amp2 1811975middot 71lt 72 299

_ J 17-

11969 86 ---- 57 270 2012105 13~- -_ 4111976 _5 32 271 19 l_

~~~df~~e~~let-~en

Standard

the yields ororyy two~6rieties= 249 bushelsbull-

error mean

- 45 -

Table 19 - (Continued) L~col~ebraslm

(Five p1ots~ seeded acpt01~er 25 emerged September 30 1940)

9

8

13456

715

17

161814

11131012

227221232225

1965186207

32~5 280 21t7276 272

--~l~till~~r gtti~~ - ~f~1-ei~~0 vre~-~TICJlV~ Jlvera~~clf==1 ~~~~_l~rvival)le~~do~rmpeIreacti~zrl_ _ J bush~l- ~~el~~ 1940-~L ~~1k_1

Pc -ilij June 1L1) -Wosf Bu ~Bu- I11950 65 29q4 22 35 568 317 316 2 I

11992 6525 25 34 557 3098856 69 P 20 3 36 592middot 295

11956 66 2pc 26 2 32 57r 28011669 65 33lt 24 2 34 564 26811844 56 25 27 3 36 568 25811952 702~ 20 3 35 58824412102 5626 27 3 33 57 7 22112101 61 26 27 3 32 568 19411973 57~5 26 3 34 55~(j 19112000 51 43 25 3 33 55~4 18610094middotmiddotmiddot 84 Z6 26 3 32 543 17411964 56Z6 25 2 30 51-0 17111971 74 Zo 26 3 34 518 154 11972 60~7 27 3 32 518 15111673 57Z5 26 3 34 526 118

1142 76 Z7 c 28 3 34 550 itG11999 46Z7 28 3 31 539 14612104 44 Z5 28 3 32 amp-10 137

6251 69 ~rlmiddot 28 3 34 550 13511970 63Z6 26 3 37 510 13~iJ12103 middot16~7 27 3 30 539 13311823 51~7 28 3 31 17-2 13211969 - 52 Z7 27 1 32533 13611970 13 ~6 27 3 28 195 12312106 41 35 25 3 30 510 -110111975 29 (37 28 3 28 190 6612105 29 AS 28 332 510 6SllSn 39 29 28 3 2810 55 174 20

I 1197e~ __~~ 29 28 bull 3 2747~~_54 185 19__1

Standcud error of 8i differ9nc~bet~loenth9rmoan yieldsQany1-wbV1arieties 298 bushels

l 1 and 2 arc degrees of resistance 3 and middot1 degrees ofsliscoptitbility

f

46

J

109 10

106 1191 17

120 994 15

106 ll101 1393 1679 2090 IS96 14 G5 19

Ronk~-

i150 2 t141 4

I154 1

137 5147 3 I

130 6

128 7124 S

Table 19 (Cont inuod)

AlliOJlce NebraSka(Thiee plots

C~I

number

12102 80 JiinC3 21 610 21312101 88 Jime3 3() 625 206

1112 88 JuneS 27 610 1$911669 85 June 2 20 605 lSS11972 83 JJine 3 19 615 lS712103 gO JUlle2 20 600middot 18~9

6251 75 JUIle2 23 620 bull lS~311973 87 JUiEl 2 19 615 lS111673 85 June 2 21 610 IS )12105 60 J~l 23 605 17910094 97 Juil3 4 18 615 18-511844 90 Jun13 1 20 EiOO 15~912104 middot83 JUfl92 20 595 15712106 $3 JL1Q 1 22 590 1511992 S1 Junel 21 56~0 15311964 160 June 2 19 580 119

8856 83 Yay30 20 590 13411999 88 Juile 2 17 600 13312000 ll8 JUIioZ IS 595 13311950 87 JU1Q 2 17 570 12middot2U969 90 Juno2 17 590 117nS74 88 Junel 18 580 ll6ll91 92 June 2 17 575 ll211952 M Juno 2 16 58middot0 1071+823 87 June~l 18 580 10311970 OS June 2 18 610 9911979 68 Junc2 19 585 8611975 15 Juno 2 21 585 B911906 ~3 JUne 2 17 575 061197 78 Juno 3 19 600 84

Standard error of a diffcrcnCebetwoonthe moan yi~lds of ~ly twovarieti~~ = 389 bushels

iL-s

- 47-

STANDARD EBROBS

Standard errors were calculated for each station as outlined on page 21 of this report

In table 20 will be found the number of plots t average yields and standard errorS for the unishy

form nursery grown at each of the 12 stations~

9-411512

7middot63575

132227237145

187321335205

265453474290

696 492 348 891

369 301 213 719656 5~36 379 1057

331 209 148 1279864 546 386 7329 Ll0 7~68 543 1228

353 249 176 1101

1 73 298 211 1234188 399 282 19~25

---_

Imiddot -l__Stl1daril er OJ opound a ---_== iSbgle~DifferOJ1Ce ~l 1

I plot between oeDLlS lfuSlio-rs=~rcenr

(Bu~hols BUshcs Ij

ITexns

Denton 4 1403Chillicothe 4 1501Bushland ~Irrig~ted) 4 3105Bushland Dry) 4 252i

OklahomaWoodward 4 3904

hJsosIvbnbnt t an 3 2964hys 3 3585

ColoradoAkron 5 1157Fort Collins 5 5270Hesperus 3 4416

IowaAmes 4 1599

NebraSkaLincoln 5 1710Alliance 3 1465

Table 20 - Nwnb)r of plots averGge yield and standard errors for the uniform yield nurseryat each coopmting station in 1941

NUmber -+---XVerageStation of yield of

~lots vDrietiesbushels)

SUIJlifLBY OF NUBSERY YIKLDS

The yields of the 30 varieties of winter wheat groW1l at 12 stations (13 nursories) are

sWllIIlnrized in table 21 whore ~he varieties are listed in order of the 13-nursory average yield

These avemgcs arc of int erost only insofar 1sthey shaw the generai adoptat ion of the vcriety

A more detaile~ study is possible i as the vcrieties also have been Dvercged and ranked by Stotes

Pmmee hDd the highest aVerage yield in 1941 rhis v2riety rankod first in ~exns ol1d

f Nebr1ska sixth in Oklahoma and Kansast f()(rteenth in Iowa ord seventeenth in Colorodo In 1940

Pmmee ranked second in the nursery and again made its poorest record h Coloiiado Cheyenne x

Tenmarq (CI 11972) rnnkcd second ~~ing its best record in K~s~s ~his strain ~id the highest

average yield in 1940 Li third place WC1S KalTv2Je x TOl~rq (cr 11950) a wheat that ros been

high in yield for sc)voral years in spite of a tendency to shcttor under certain conditions

KamiddotNalO x Tenmarq (CI 11992) rOJked fourth culd KDxNnle x ~e1llIDrq (Cel 11956) fifth ~he avo

rage yields of the four leading varieti~s differed vGry little It should be lintcd out that

tho first tlOlve vorioties had ~oxmrq as one parent In this sune group four varieties rod

KmNale os one Drent DLid i~1 three cases CheYOJu1e laS used in the ClOss Eighteen hyblid strnini

rI

IrImiddot

I

bullI I -- per acre Iz IN1rm Iemiddot Iowa eP~1rP CoIOrte1o pound ~

ii C~I I lIuh- 1 I I I I I I 1 ~ I I I J 13 I=~ i 1Cldl-1 1IIiu1 1aIIilble- JIBIIIlIOOl1-middot~ 1AIlbmkl ill8$iLi_ AlU-A~ BamkJori aAllnDdleit- Ae-JIaak1 I S~ 1 u- DIF (rnc~ -- rampampel 0middot I colin aileerace middotJCol- i tPenalftCllI lut1eot1IenAllid)_ I ~ bull I bull 0 I I bull UD I Imiddot I

I

III

Jampbull

I -

iftliaart errOl o~ bull _ (1IuIIelII) 132 227 1115 2- 096 21 3079 211 1middot16 211 2~12 116 86 1118 5middot1l 228 0 080 J I Is~ error ~ bull _ (~) 91l1 1512 515 16 5005 1middot91 11910middot51 639 1101 12- 19025 nll 132 1219 ~2I 6JJ 11l II I

- 49-

ronked obovc Faxly Blockhull ond 21 nere obove Blackhull OCld Nebred Again the Hope crosses

failed to give good yields as Hope x Tuxkey 1069 rmkcd cightcenth Hope x Cheyenne twenty-fifth

Qlld KlJlred x Hope tVlCllty-ninth In the 1941 nuxsory three strains had [werage yields lamr thDn _

Khnrkofchock

Tvrenty varieties have beon grovm iE the nuxscry for the 2-yccr period 19middot10-1941 Clt 11

stations vlith 12 nuxseries These dnta are presented in tob~e 22 lhcre the yields are avoraged

by States and the vC1rietics are listed in order of yield at all statiolS Cheyclmo x Tel1m~tq

(C I 11972) bad the highest avercge yield being consistontly high at 011 sttions excGIJt in

IO7au1d l~ebrcsko uhere wintorkilling wos heavy KavJValo x Tenmarc (Cl 11950) roikcd second

and PmJnee third These tvro strains had consistentB performuncos except trot Pavmee roc1ked fifshy

teenth in Colomdo Kawvale x TC11lIlurq (Cl 11956) ro1ked fourth COlIiltlIlChe shth 1hrly Blachshy

hull tenth and Black~u11 tvmlfth Nebred and warkof hnd avcroges considerobly lovlOr tlmn the

earlier vcxieti0s Etrly Blockhull x TollJDXq (CI 11952) hod 01 IverG-go yield considerably

higher Uwn Fcrly Blackhull In spite of tl-Je viintcrkilling ct the more northern stations grom1g

nurserios in 1941 tho oorly lalf-rustresistCJ1tvcrioties rlgcin rere at the top of tho list

for yield

Dato for c1klXocters other than yield cxe Qvorcged and presented in table 23 Since all

stations did not report the same datathe number of stations entering the averages is shawn at

the top of each column

Winter survival data show Nebred to be the most hardy variety in the nursery TvJO KltUlrea

Hard Federotion x Tenmarq strains (CI 12105 amp1d 12106) proved to be rather tender The rest o~

the varioties lu1d survivoJsthnt variod aver a I11frOVl rongo bull

Farly Blocld1ull is still the earliest vorioty in the nuxseryAt cleven sktions ipound 1VG-o

raged two days oarlier in headbg tlJDn Ebrly Bladldlull x TenmGrq (cr 11952) and three days

earlier than ChcyoTJ1Je x Thrly Blockhull (Cl 12000) Sevoetecn hybrids in the nuxsery rod rnv~

rage dates of he1ding e1Tlier thlt-n Block1mll ~Xkof ws the latest V1rilttty in thG lIllrSor

This gives a clear picture of the empmsis being ploced on cCXly vrheats in thoarea Ripening

datcs bring out about the same differences Qlthough the sprood is not so grect

Height measurements vcre reportod from all except one nursery and the averages showed

KltmredJhrd FederCtion x MiIlJmrdi-Mintuxki (CI 11970) to be the tallest and Hope x Turkey 1069

(Cl 11964) the sholtest athel vaIieties shOUwd very little differcl1CQ in averag0 height

Lodging data were reported from four st~tions )J1d indicated some differencesmiddot ~he weak0si

strawed vrieties were l31ockhu11 E1rly Black1lull and CheyeIlile x ]1rly Blcckbull (Cl 12000)

The IGastlodgir~was reported for Nebrad Ivbrtin x TOJ1PlOrq3 (CI 11823) and BltLckhull x Ten

marq (CI 12102)~

--

faltb ~ -~ of Bence Fie14 of ZO wbhr whea YUieU cr- ill _Uelll Fie14 _erie bull U aUon in lla 1l8I4red riDur whea 1eC10nbull 1~1

a I t llpllle1 pH Ia I I Jtpe Pr I Japmiddotu COXon4lp I Ina f - 1tratIla ~I bull I I IJlaU-Illpell-l I I I I I I I I I I I I I I I I I 2 I

1 t 8Iie7 or I 01 IDa- 101l11l-1 1Ul41 1a1llAn- lBultI1J~III lAy I Ihr I Ay i a I Ir IAlA-IAy I I- Ia I _811 on I cohe(IlIi+(Drr 1l8p I - IftIlll 1lIuIk1~I_1 daDk 1001- 1p8n81 ZIJaIi-IJIaDJt I aohle I r-BaDkIUle Ia I I _4118114) I I I I I I 11M I I I I I I I I I

IIq~n z 8uaIq 1172 ~1 205 29 11 232 3 40 1 ~9 32~ 31tmiddotl 3 506 ~12 1Ns9 3 ]66 7 221 15 I bull 312 IlKarial i arq 1150 2O1a 151 281 19middot1 20 bull 31t l 1 352 386 1 ~~ 9 ~7middot2 5 middot7 5 llmiddot 10 211 t 30 I11_bull 11669 25middot~ 21 32middot0 lbullL2~5 I 31middot0 _o~ 29bull9 311 ~

3Tbull1S 19 ~ -~~l ~ 271 ll~ ~1_ I

llawnJOZ aDUlq 1156 21middot ll ~1 16 235 2 36~ 5 31middot3 30 ~lis ~~ ~3~2 13 280 bull 9 i

llured-IIuIlJe48laUonz8uaIq 11971a 2115 162 middot3 162 203 10 38middot0 3 2 ) 561~ 50middot5 2 369 6 2001 120 16 13 291 IIaouoie 11673 252 21middot3 236 16 217 ~ ~7 9 350 29 5 bull ~-6 5~515 1 5 1 22 l~O 1S1 12 29 IllallJ B181llt1ml1 Z auaJq

~=281 176 23middot1 15middot5 211 6 1 2 3S~ 31middot1 2 7~5 ~o ~ 19 0 272 106 I 7 291 I

lIaIlIet Z Blackmll ZO 11 269 169 206 9 JIJbullbull 6 1lmiddot7 ~ 210 lis 7 10 356 11 276 12 ZO~O ~ 212 I I

IO~lIIIile Z aazq 11~U 19middot 21 290 15middot0 21~2 5 ~o bull 6 276 30middot6 7 ~ ~0~7 11 35~ 12 2 1~bullJ 5 bullbull1 I~1ulJBlacldml1 IS 25middot2 18 1middot5 11 1middot3 12 llmiddot~ 12 6 1~ 260 12 ~9 0 ~o 9 32middotmiddot16 32middot5 lG217 1 269 I

1~1Di ellMIq 1112 middot215 181 26 lla ZO2 11 32middot5 io 261 226 2~1 11a ~6 400 ~5 bull t 7 10~~

1011~bullbull 16 265 I Blokml1 6251 21 llal 21 10 17~ 15 2S1 15 211 ZO5 2~ 15 ~ 509 ~7middot1 ~6 l 17 11 26 Iilaprell-llull JederaUonz II1Ilha141- IIi lIiDUrId 11970 196 10 211a 12 11 l ll 12 26bull 262 26 11 52 l Zf-l li 1~ 206 l 120 ~~

260 IIJ~_ a011iDe eleoUon 119n 182 12 22- 5 156 19 31middot5 11 ~bullbull middot215 25middot71

~~ 1 ~ 1 221 1 1 260 1Ie_et 1~ 221 102 21a6 10 169 17 - 267 18 2 186 218 19 ~t ~~6-11 110 2 2~2 128 18 11 ~~ lliope Z alureilD 1~~ 25 1~2 290 17middot0 20~ 7 27 19 27 26~ 27110 1a52 ~ ~ 18 27~0 20 18 1 1 18 7 IlliieIkof 13middot0 111 2 1~ 15 20 271 i7 27middot2 12 227 11 ~7 31 1 1~ 36middot6 7 225 150 11 bull 2~ IlIaDJoe4 Z Iope-Bar4 JeIlerUOD 1115 2middot3 12 2lJ 106 170 16 29~ 1~ 260 21~ 2middotZ 16 ~7~1 ~7 1 15 ~9 l1 12 0 li ~7 23middot I1bDie4 z IIope 11976 212 11middot7 250 12middot5 17middot6 lla 27middot~ 16 25middot7 215 2 17 la 2 ~s 12 27middot1 19 18~ 1~9 12 1 2 IICClllp01Ul4 orobullbull 11971 1~9 11 26 16 15 18 22middot7 20 20 207 20 20 1 3l~ rlmiddot 20 212 18 11 5 10 20 21_ II l-

~I

-

Leai rust

Varieties roving

- 52 -

reodings were reported rom five und stem rust reodings from twomiddot stotions

low re~ngs for both diseosos were Jomiddotllee KvlVole x T~qmiddot(CI 1195Gi)

Hope xT~key 1069 (CI~ 11964) Hope xChcy~rme(C~I~ 11969) und KovNQle xT~1IllQrq (9I

11992)

Kernel plump~Ss data were2e]orted from two statio~ aha these havegtbeen averaged and

DATA mOM TREDlSEASE mmsmus

Bmfr NUElSmY

For convenience tho doto from tho vniform Iilinter nhcot bunt nUsery ore includod in this

report Tl10se dnto (table 24)Tore ~ecurec1in cOQpcr~tion with AgroiJqmist s O)ld Potllologists

working in the area

j

f

1

- 53

UNITED STAT1S D]PAaTMENT OF llGRICULTURE

Bureau of Plant IndllStry

SUMiYIbEX OF THE GBElu PLAINSmiddotUN1FOBM WIhrm~ BUNT NUESmY 1941

By HI A Rodenhiser Pathologist and K S Quisenberry AgronomishWheat Investigations TIivision of Cereal Crops and Diseases

The uniform winter wheat bunt nUrsery for tho Great Plains area wos continued in 1941 inthe same manner as in previous yeaxs This report presents 0 sumnnry of the d1toobtoined in1941 together vlith lbhe averages formiddot the vaxietliies grown dUring different periods from 1932 to1941bull

In the fall of 1940 50 varieties and stroins of uinter wheot were SOVl1l in duplicotC8-foot r01S ot- ten stotions in the GrCtJt Ploins and ot BozemaJ1 1bnt KecrneysvilleW VoBeltsvill e M4 and Logan Utah BeCouse of unfovor2blc environracntalcolldit ions for bunt Jonshyfaction or subsequent plont grovrth no cL-m VlOre obtolned in the nuDseries seeded at- Lincoln andNorth Plotte Nebr and at St Poul Ivlinn ThedJta from 10 nurseries axe averaged The SllUt trot developed in the Logan utah nursery was caused entirely by the so-called dworf bunt orgOroniso and therefore the infection pcrcQntltgcs ore not included in the averages for other stationsThe nurseries included vorioties that hud shown resistw1ce in previous years and Igtromsing nm7strJins supplied by sevotal of the cooperat ing stat ions

Inoculuo for nost stations inS obtained fron the previous years IfUrsery at that stationby selecting bunted heads poundroD all infected vriGtics end froD collections DQrle froD faroersfields in the State where the test was made For the IvWiliatGan eXperioent the inoculum laS acomposite of racos knovm to be present in Kansas For the Kearneysville and Beltsville teststhe seed was inoculated with a cotlposite Dade 1lp of inoculum frOD all of the other nurseriesClean seed vms planted in the Logon nursery Q1d infection resulted fron the soil bormc organisn

The vurieties axe listed in order of the avertge infection at the 10 stations Thesemiddotaverages ranged fron 01 to 671 percent The average infections for SODe standard varietieslere as follows Ridit 20 Relief 26 Hussor 32 Minturki 91 Yoga 95 Nebred 103ond Oro 172 Of the susceptible check varieties Kh1Xkof had an average iIlfcction of 360 Cheyenne 39bull0 Quiviro 518 and Chiefkwl1 671 TJO hybrid strains hnd averogo infectionslovler than Ridit These were Oro x Turkey-FlorQamp1Ce (F9) and Hussar x Kmred (CbullI 11989) Fourselections fron the cross Hope x Turkey 1069 bad aver~ges 10Ter tlDJ1 the porelit varietyTurkey 1069 (CI 10016)

At the bottom of the table are shovm the average infections by stations rhe heaviestinfections with inoculum other than the dwarf bunt vmre obtained at Bozeman Ivlont Fort CollinsColo and lviurJbattan IWns A study of the lbnhattan Akron Fort Collins ond Bozemun dda gives some indication that different races mltJY be present ot these stations The behavior of thevarieties at Logon is of interest in thlt some of those eorrring rOpoundistance to the races presentin the Plains are also resistant to the dvrnrf bunt present at Logon In other cases strains trot

are quite susceptible on the Ploins see~ to be ~oderotely resistent ot Logon

Longtine averages are shovlD for vorieties gr~m for more trAT) one ye~bull For the period1932-41 Turkey 1069 (CI 10016) Nebred ond Hussor hcvo the 10middote st avero~es For the 3--yeorperiod 1939-41Hope x HussCX (C~I1l834J Relief 2nd Hepe x Turkey 1069 ~CI 11964) hmiddotweshmm the nost resistance Severol of the vcrieties trot mve beon highly resisttnt in thesetests and are othervlise agrononica11y desiroble axe being tested llith individ1U11 races tht havebeen identified in all of the wheot grovling areaS

bull j

i

86

j 1O~106101

7middot96

middot_----~----------------~~-~-~------~--------------------

rI

55

UNIFOBlvI WINTER vrnm RUST NURSERUS

In t~bles 25 ~~ 26 ore presented dQto qn severity of le~f~rust md s~g~~~t infection

on the 30 voxieties qf winter vThed grown Ll rust obss~tion nurseries t~ltgQgheIJ~ tho oountry

in 1941 These nurseries Jre LUintained froD yeor to yecr ~s part of n J1Jert ~elQUrQh progrno

corried on Ll coopcrotion ui th agronorUsts and patll010gists erployed in the ~evoru Stdes CODshy

cerned Lcter t 0 cooplete report of these nurseTies ui11 be issued 8c1d th9 rust percotCges my

not agree ent irel rlth those presented here since the clto sItovm in this less de~oilecl raport

include only figures for the severity)f infection

Differentiol dato for leed-rust hlfection -rare obtdneclfor the vcriotips ot 20 stotHJlS

(toble 25) In cnlcul~ting the over~get Q trace (T) ~ns considered2s equal to O Aoong the

seuihJrd whects Hope x Russlr (CI middot11682) Hope x Konvde (CI 11959)~ ~lcl Red Rock x BGpe

(C o 11821) Ind the lC)VTest ovemge infoctions Of the lnrd VIhBats IIt-uqui110 x Oro (CI 11979

and CI 11851) t Hope x Cheyenne (CI 11969) a1d tavrvnle x Tenrnorq (CI 11956) had averoges

less thaR 20 percent In the snme tests susceptible voriotieshad aver~ge infections of from

60 to 715 percent

Stem~rust readings showing differential reaction wore raported from 13 stations (table

26) Among the hard wheats the mosb pronoun~ed resistancQ vJUsmiddot shovm byHopb x CheyOJlIle (CI

11969) Hope x Turkey (CI 11964) Mnrguillo X Oro (C~I 11979 Cw1d CI 11851) t ond R-044shy

Minturki x lVJinturki (CI 12022) Of the semihard mGQts Hope x Knvrvole (CI 11959) and Hope x

HusstX (CI 11682) md low nveroge infections

Toblc 25 _Severity of 1e1 rust infection on ninter nheQt vQrieties gravm in the Uniform Rust Observation Nurseries in 1941

VGriety or cross

~

5355 302 50T+ 25

15 305 15

1 70T 501 65T50T 35T+ 10

T 301 50

1 65T+ QOT 5o 10o 1 T 25

0 25T+ 30

T+ 30T+ 45

433131054 4128

30 13313~3

806570

70 36765 11975 56770 46460 24460 26140 180middot25 15835 15465 21865 190

170 261

80 63 080 71535 35880 64910-63 390Q5 8HO t9 010 t5a I1099 OJ

15 117 m15 124 I

65 245

B565

100100

6520202540202515

46 SO10 50609025 5T 10T 70

2S 1525 lt1585 6040 80

T 255 40T 25T 255 Z5T 25T 10T 20

251015

TTT

20355

2010

15203030

52020

101010

1

30 25 80 - 9025 60 80 9015 5 80 8020 65 80 9020 -40 60-8Sshy20 85 90 10030 40 60 9010 T 25 10

1 T 20 105 T 10 20I T 10 20

T 10 40

70502060eo6070101015

510

753075

55

10

106080704030401510102015

9595809595959020

5Q

5070

7010100102010

100100100100middot

75202020

T55

20

30506030104020

TTT13

503080TTT

75 5060 7060 540 8070 middotmiddotmiddotmiddot6065 9085 4040 T

3 23 2

25 T20 20

25351575T5

JO30504040252020

55

103

9090gt9595Sfr80857570657030

8585

51060G5

8090

70207580556570551095

2525402510

TToo

oT

402585-~

T

-

85100

254065shy6525

5T

3T

10

3525middot9590

52525TT

105T

759510

10085

10075

5252

15

5060

100TTT

35

2525

325

3T2T

3

225615

115

5

)5252010

5352middotJ

515204025

60 7560 9510 545 10000 100Z09015 20

5 55 T

30 T3 T5 T

355

75T5T

7590306585-85452010101550

1530

57

1055

-0ooo1+

607075551045

51020656065

40755580755520

3551

20

T122

5211T

502510

253010152510

51TTE+5

TTT5

51020TTT

152025101510101515201015

50754050404020

T

fSoit Bed ~hignn Amb er 5620 751 TiUIllbu11 5657 80~~tDcnton 8265 50ti bullbull M(3Jster 6471 90

~tmiddotgtoiit~~~ioncon ~f~ ~gampi Purdue no 1 11380 80r~WijDas1i 11384 60t middotEUitzsel x Hungarian 11849 50~Fultzseh x HungaXion 11850 45~rbulll ~tz sel x HuDgorian120l7 30)middotFultzsel xTJWIlbull 12018 40

~H~eHt~=Redmiddot 4843 50~l Kawvale 8180 ~ 35 I~nt~~i 6155 50I Hope~Hussor 11682 20 HQpc~ KuwvrUltl 11959 20

Red~o~k x Hope 11821 35

atI~ ~ep7 51 A6 I~liiiiibda J 50 Tcnmarq 6936 65

Kharkof 1442 75Mala~of 4898 80Comanche 11673 40

I Pawnee 11669 30 Kawvale x Terimarq 11956 35

Marquil10 x Oro 11851 50Marquil10 x Oro 11979 30HOpe x Turkey 1069 11961 25Hope x Cheyenne 11969 20E-41oMinturkix Minturki lAJ22 70

~ -l

=_---~------------ ~----------------_ --~~~_-~~~

Table 26 - Severity of stem rust infection on winter wheat varieties grom in the Uniform Rust Observation Nurseries

11lJ~J

in 1941

----[AverC1ge for I13

stations I

I519467500515492538 j488566 1

558 CJl591 -J

535 I-

535 j

467 j

290 219 i

5-919 ~

318

18320028828513818613~8

4429220511

1

)

--~---

30 100 75 T- 30 100 65 65 20 65 2035 100 80 T 20 lOO 65 60 15 65 1530 100 80 T 20 100 65 70 15 65 3035 95 85 5 20 lOU 65 70 15 65 3540 100 70 5 25 100 65 70 20 65 545 100 80 5 40 100 40 80 25 60 3545 85 80 20 20 100 60 70 20 60 1550 85 86 10 30 100 65 80 20 80 4040 90 80 20 30 100 65 80 20 70 5050 100 88 40 40 100 65 70 10 80 5035 100 90 10 40 100 65 60 10 70 4555 90 85 5 WO 80 60 5 70 40

10 75 90 25 FO 65 60 5 65 T10 90 40 10 15 90 20 15 2 25 25

5 20 60 T 15 80 15 20 5 10 10T+ 10 T 0 25 5 10 1 T 20

15 T T+ a 5 5 T T 0 T T10 60 0 20 lOO 25 45 15 25 -10 3 25 10 20 90 5 -~ 15 T T20 10 25 0 15 75 20 10 15 T T25 - 15 55 0 30 100 25 20 15 l 10

5 20 60 T_ 20 100 25 25 25 T 1020 T 20 0 15 80 5 T 5 T T20 5 45 0 15 90 10 15 5 2 T15 5 10 0 15 90 10 T 3 1 520 5 5 D 5 T 5 3 T T10 T 1 0 5 10 T T 2 T T

5 5 0 0 10 5 T 1 T T5 0 T 0 0 T T T 2 T T

30 0 2 0 10 T 5 2- -T T

0 e IMchigan Amber 5620 40 65Trumbull 5657 2 50Denton 8265 10 65Fulcaster 6471 15 65Ivioditerranoan 3332 5 70Minhurdi 5149 10 80Purdue No 1 11380 10 50Wobash 11384 25 65Fultzselection x Hungarian 11849 20 60Ful tz selection x Hungarian 11850 15 60Fultz selGetion x Hungarian 12017 10 6~

FultzsGlection x Trumbull 12018 2 50SBmihard Red

HUssar 4843 T 65Kawvolc 8180 T 35Minturki 6155 T+ 45HOPe x Hussar 11682 T T

HoPe x Kawvolc 11959 0 TRed Rock x Hope 11821 T 50

Hard HedtKnnred 5146 0 60TeIlll18rq 6936 T 70Khurkof 1112 T+ 75Molukof 1898 T 80Comanche 11G73 T 35Pownoo 116G9 T+ 35rowvule x Tonmorq 11956 0 25M1rquillo x Oro 11851 T 10M1rqui110 x Oro 11979 T 10Hope x Turkey 11964 0 THope x Cheyenne 11969 0 TH-44-Minturki x Minturldl 12022 0 T

Is ft R d

Variety or cross

Ii

~bull~bullbullbullmiddotbull1

~ ~

J

-~

rmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddot

~

~

CInunbcr

Tabl0 1 - (Continued)

(Five 14o-acre plots

1----------------+-------1-

t Variety or cross

Lincoln Nebraskaseeded Scptcobor 25 ~~d 26 coerged October 1 and 2 1940)

Le~~eigh~rus~ lifE

PCu Inbull

poundtaridard error 0pound a difference between the mconyields of any two varieties ~ 1b2 b~shel~

JI Notes taken from 1 (light) to 5 (holtlVY)

244 225~1 1

231 3

al6 4-

184 1219~8 7200 6

t

169 17 -19middot8 middot1middot tJl

202 5 t

Kmvvale x TenmarqPawnee Kawvale xTenmarq lse1 23867)

Do Nebr Ho 1104)middotcDc Self 23819)Do Nebr No 1113)

Minturki x B1ackhul1 (Sel31A-899)KanredxBlackhu1lIobrelti selectionbredCheyenne selectionChiefkan Rope xTurkeyrobradClarkanCheyenneCheyenne x orenmarq

DoTurkey select ionCheyenne x TemnarqNebraska No 60 B1ackbul1 - Turkey (Nebr No 312)Cheyenne x TenmorqTurkey (Nebr~ No1)~TenmarqXbarkopound

1199211669

__--

118441199710094116661175411964

693488588885

11972121031157711973

62506251

12104

11673693614-12

727571656768797176877946767866725450654574517143middot715255iiI

23 24 70 34 25 2141 58722 23- 50 n 11 2586 60421 23 70 31 12 _~349~ 6b~022 23 60 32 10 2]19 bull 60223 24 60 32 1~3 1867 59322 23 70 32 11 2203 60226 26 80 36 40 ~060 61824 26 80 34 2-9 1L879 60325 26 80 33 34 1717 60~4 25 24 80 29 ~6 21b3 tiO2 26 25 70 30 38 2022 59-826 26 80 35 26 1590 61123 24 60 - 28 46 1979 59526 as 80 31 37 J8~5 62-027 26 90 38 2-8 1537 60326 26 80 29 39 1693 593 26 26 70 30 3-9 1339 58 L126 26 80 32 46 12$middot 60026 25 80 31 3-3 1814middotmiddot q7924 25 70 31 3-5 1478 middotmiddot5gmiddot8middot2~ 26 80 31 3-8 1789middot middot5ampZmiddot26 26 80 32 32 1588 5amp627 26 80 31 40 1696 5amp724 25 60 32 0 1329 59bull 727 26 00 31 42 1634 58~523 24 50 33 48 1179 57226 26 00 31 44 130~ 57228 27 80 31 36 ~ - gt 1307 563

~ ~

306298297278274271253

2318226 20720019~2

1901891amp8184178178173 189 9middotL6315~2 172 16159 IS7 10157 17~4 1515~b 154 17~8 1~

152 1ih6 III5 17~5 14

1l~615~4 IS

-

~ -

16 _

Table I - (dontir~ed)

amplIl1

194 2200 1190 3

C

11)2 81amp1 9

t172 6169 7177 4176 5154 11150 12144 14158 10

145 13139 15

129 16

NQith PJattet)iebrE-skh ~ ~epHcations1 ontol1owi2 replications 1~~

Tmiddotmiddot--h~a Hci~~

Variety orcrOJiS

(Four 140-acre plbts~

Nobred lQQ94 81 i JUrieZ z2~28 55SCheyenne selection H606 66 ampe2 555Cheyenne 8885 68 Jimo3 25 660Kanred x B1ackhull 11844 42 June 2 2tj 540~urkey selection 11577- 63 J1ilie middot3lt $O53~0 ~urkey selection 10015 64

25 June 2 29 540

Chiefkan Il54 JUhe 2 35 575Kanred 5146 44 June 4 25 545Kharkopound 1442 49 JuQe532555Nebraska 60 middot5250 39 vuiie521 ~~~g~~key (loq~) ~~~~ gt~ ~~~l ~~ 540North Platte 11 8884 23 June 4 -31 550~enmarq 6936 24 June 4 32 540Blackhull 6251 3QtuneA 30 -550~u~~ ~ -JW73~ ~ ~e3~ ~ ~~

Pawnee 11669 13May 31 29 550

Stondard er~or 0t~ d~tS1~ceb~nJYhem~yi~nisoimiddot~tw6V~i~t~S= 1~~bUShels

i

i

~

10

~ ~

i

I

I

iI

~ I

~

~

-

I c

-i i ~

o_

~j

fmiddotjL

L

Table 1- (Continued)Waseca Minnesota

(Three 17~acre plots)

Vari 9 t y or cross Clnumber

Ilhrmin 11502 70 2 7 20 80 83 60 54 0 8 185 349 1H41 x Minturki2 (Iviinn 2701) ----- 58 3 9 T 10 85 65 530 176Minarax Mbiliardi 8888 60 2 7 25 100 90 80 573- 167 366 2MiDhatdi x Mar~is (Minn 2699) 65 2 7 T 60 83 68 529 151n J5 Minturki ~~nn 2702~ 32 4 7 T 10 85 70 533 128

Do Minn 2700 ---~ 38 4 7 T 70 80 63 526 105Minturn 6155 23 3 7 T 100 82 65 531 101 316 5~lebred 10094 17 2 7 5 100 85 7Q 536 middot SO 345 4YOgo 8033 15 4 9 5 95 73 60 533 87 -353 3KJakopound 1442 5 3 7 35 95 77 67 517 66 308 6Karmant 6700 0 453 2

of aIry two v(lrieties 204 bushelsstandard error of ~diplusmnference between tIle mean yields

i ~ -

I-

St Pill Minn~sota--1

(TEree Q-acreplOIs) bull

Variety or crossRank

~ iit Micllardi 8888 38 thy 30 9 41 30SE 70 92 73 5S0 21~4 39bull5 2l~di

- 514g 53 June 1 10 41 50s 100 93 62 56~ 200 37~5 4I~ 11502 33 lIay 31 9 41 T 80 92 67 563 200 392 3Minturld 6155 32 June 1 10 41 10SR 95 90 65 566 179 39~6 1YQgo 8033 25 June 2 11 41 lOSE 80 88 68 566 175~ It Minturki2 (1finn 2701) 24 Atfay 31 9 42 T T 88 65 54-9 16-0Minhardi x Mar~uis (Minn 26y9) --~- 18 Yay 31 10 37 T T 95 77 571 135

- amp44 x Minturkl (Mimi 2702 8 Junamp 3 11 40 T 5 93 62 559 7-9Do (Minn 2700) 13 June 1 8 40 T 15 90 63 546 74_

13tandard ~r~or of a difference between the mean yields of any two varieties ~ 293 bushels

Table 1 _(Continued)

~----_~_--___

70 802 Z9~875 610 247 262 3S5 627 2-16 243 475 611 24665 604 21368

61 8 2~12 275 2

65 591 23170 609 232 280 1

-middot~middot----7-middot~7--f- -__---~--- _bull___-~ I middot

18 10 7014 ~41 831536 6514 397216lt43 6315 ~ 398515 flO middot1815 nmiddot 73

~ _~----------~------------------ ---------------__-

15middot131511 ~ 13middot 13 16

middot13

8033

--_0-

middot6155

115028388

f~~~iililittirld2 (IfJml 2702

j~~~~Ii~~~yen (~1~ 2700)I Do (LUlJIl 2701)lgomiddotmiddot ~ I~~nlkUd x iVInrquJs (cm1Il 2699)

~flint~k_~___ _

1~~lc1middotxdorroi of co difference bctw(el thOi~EK-TJYioTas-()CoY]TOv1rioti~s~ 3~Q8-b1Jsfte1s

I-CD

liiilbrd x llinhnrdi 8888 87 30 36 8 600 86 95 J

KfUirkofi Bmiddot12 G~l 20 37middot 15 580 A 92 5f J

Turkey 1571 82 20 36 15 570 82 - g~2 5Nabrod 10091 93 19 31 8 60 5 - 01 116 2

V15iritUrk5 6155 middotmiddotmiddotmiddotmiddot89 2b 37 15 570 78 97 3lv~tmpoundn 11502 80 17 37 8 5~0 70 135 1lCtlifmorit -_- - 6700 76 20 36 10 530 73 80 eN6Jjrcsko No 60 6250 ~5 19 36middot 15 5G0 60 70 9Yogo 3033 07 Hi 36 5 590 63 G7 7Belog1im 1513 70 19 36 15 575 5 71 10

~__--- ~__ - __ _ ___middot-~ _I

-

- 19 -

- KclXoont 6700 83 6 11 3[J 60 382 362 7Montana Ho 36 5519 00 (3 11 38 60 382 363 6fogo 8033 80 10 10 37 58 379 360 8Ilhrmin 11502 83 5 12 38 60 367 35~9 9Nebred 10094 82 6 8 34 59 364 396 2

~ Khnrkof 1442 82 6 10 36 60 364 383 5Nebrasku Ho 60 6250 82 7 10 35 58 354 393 3lvlinard x Iviinhardi 8838 83 9 12 35 59 351 355 10

~Kcmred 5146 GO 7 11 30 58 348 389 4Cheyenne GOG5 02 7 10 35 60 345 lt109 1Minturki 6155 82 7 10 36 57 333 349 11

Standard error of 0 difference botw0cn tliC moCJ1 yiolds orony two variotios- 41r ousncls -

14126700

100025549

1-1599OG05

-10094003669350

(uuu

61550033

11502

KhcrkofKuroontRolieflJOntnnrl 36Ridit x UtrJh KolUed 540lt10ChoyormoNobrodBhroka x MinhlrdiN0w6urkMinard x 1iil1hUdiMinturkiYogolIbrrnin

BozoooIl ~iont_Ql1a(Throo 156-acro p-lots seodod Sop-tomber IG~ omorgod Septombor 26 1940)

----- IL

-i ~iT(r2ge -t Yiold I

1 V~Xie~ or cross ~nUlUber_-L_~]i_e~_-1Y-()E~9~~~~iJidl9~Bushels ushols 1

397 494 2 i387 494 2 i305 i300 452 10371366 530 1357 4931315 453 9313 161 6329middot middot157 [)315 164 5308 lt159 7303 10lt1 11 I

Standord erroof D difforenco bjtW0021 the oec1 yields of ro1Y tvlO v~riotio~middot395middotbuShols~ __ 1

l~ ---------~

- 20

Table l-(Continued)

936

108

282286

285302290

11040~239038938738~6

384382381381381

6261616063606063616162

1940)

62540

650206577~542560045032sect300

1139384039

- 404038403738

2223232122222423222322

18222220202223222221~1

Novrttirk 6p35Yogo 8033Kanred x Minhardi 111726yenewturk x Kl~re~elog1ina 1667 12~07l1ontnna 36-Beloghna 1667 x Kanred 1~108Minturki 6155Turkey x Kunred 111725

IMinard x liiinfurdi aB88 Yogo x Oro t selection5~---Kaxmont 6700

Turkey ~558~ed-(Bclog1i~-Buffuri5545)-Knxmontl x

(MinQordi_Knrmont_Mirilmrdi) 1]744 21 22 41 30 SO 379EUreka x MilUkltrdi 8036 21 22 40 800 62 376 288 7

Khnrkol ~442 20 22 39 125 62 374 277 11IMinturki x Beloglinamp-Buff1J-lll 1~66122 23 40 105 61 373 293 5I Nebred lQ094middot 19 21 38 450 62 368 263 12Marmin 1150219 22 middot10 700 62 329 2~6 13 i

I Staruiard error middotOf a aipoundpounderenceDetVfe~n-thc uleltu1 yiofosmiddotoCbny two vCrieHes _ I tHbUsnols--- i

ampvro middotjfo~t~1](Three l50-oorq plots speded Sop-tenber 23 emerged October lt1 lSl40)

VOXioty--cros -r~r 1loi~~yen~Jb-tr ~EI-s1l~~r ~ilmiddot1--- --------- _ L__ runeYciY -(r~)--L-(rbs u)----rsu-~

lKarmont 6700 7 11 27 616 i58 202 3 IMilJhrdi x Minturl9 8034 8 1428 610 258 193 7Kanred 5116 6 14 26 616 256 205 l I

Novtburk 6935 6 14middot 27 614 256 205 1 IMontonn No 36 5549 7 1428 612 253 197 6 I

Kbnrkof H12 7 H27 610 250 200 4 IYoga 8033 9 14 2~ 604 247 199 5

lviinhardi j lkinturki 8215 7 15 27 602 247 176 12IvanturJcent 6155 e 14 30 601 214 134 3 iTurkey x WunessQ 8028 G 14 26 GO6 241 IG9 13lannrd x Vd~rdi 0003 0 14 28 Gl0 225 170 10Minard x iiilhardi 3839 9 15 20 GOO 225 17G 10Nebrod 10094 ~ 11 26 810 214 180 9IMnrmin 11502 9 11 29 606 lCl 151 middot1lt1

I Standard error oj D difference bctvlGen the melt1L1 yields of any twou

v2-rietics- 130 bushel

~

STtumAw ERRoRS

- StllIldai-d errors have been9alculalied for yields whor poiislblo The accuracy of these~ t

erors mar beopontoqct9stion3incethO p]ots were notalCioIllized et all of the stations Ranshy

dom arrcmgoments were used at the Toxasand Minnosota stations Statisticians do nolll agree as to

whether or not a generalized-error obtained from nonrandomized plots is of any use From the -

agronomic standpo~nt it is felt that the~tl1tistic i~ of use although it is ro~iz~qtpat tbe

valUe IIIEliY notb~entirelY~6rject Just how far wrong it mew be~s not known

The anaJysis of vori~e wns used for tho 1940 yield data at each station Total var-

onco wns obtaired and from this WO$ subtracted the vJlXionce duo to varieties uno duo to raplie8

tio~ the remcentnder considered as due to error To obtain tho stOlldord crror of tho moantho

sguaro root of the meon sqBamp0 due to error or the standard deviation WaS dividtld by the

sqUarc reot 6f the number ofmiddotroplicntions for oachVnriety Thestnndard error of 0 difference

w~sobbainedbymultiplYitig~hestaldorderror of a moon byV2 1

The sttinaJrd error of an I1vorcgo Qf ovcrcgeswas dctorm~ncd by tho form~o

wh~ro a b kac --n ~emiddotthe soparotc$tDYJcl~darloors and N =tho number of scphratGav~rages

Thostlmdnrdetror iIi bushels mcw be exp~essod in per~ent by dividing the stf)ndnrdo~r9r by tho

meon yield and multiplying by lO()~ Tho SUIlL1ory of these stondo-ild errors is shown in table 2

together with tho number of plots and ovorGgc yields at each station

l

~

~

t

l ~ ~_

3middot4

41middot

229 1S-3 232 132 5684 ~39i 5~53 3~92 277 817 ~

I t3 2483 187 153 108 4~354 $159 2~5 153 108 3~423 3525 225 184 130 369 t

I4 1395 ~89 275 middot194 1391

5 ~O32 2~88 i82gt 129 6354 lS98 266 188 133 951

I 3 ~lA5 250 204 144 1258

3 ~5n 359 293 207 13173 2485 378 308 218 877

2 ---_ ---- ---IJ

3 ~609 8~1ltb -119 296 820 ~

IE~27

3 4bull84 39gt 279 middot7911

- 807 205 1041 102 a~middot683 2399 159 130 092 383middot - -

Table 2 - Humber of plots elerge yi~ld c41dmiddot gttmdtmiddotrd errors for the plot test at caeL coop-erating station 1941 i I

I l

~oxns Denton

Chillicothe Bushlandmiddotmiddot

OklDJlOmbLmrton

WoodVIard~ K-ms~s

i-ltJL1l1Dt t ani R1Ys Colby

lt middotColorado- Akron

NebraskaLincoln

North FIr-tteMinnesota

WtsecaSt PaulGrclld RapidS

North DGkotnDickinson

1yomingSheridm

MontoxaBozemanMoccosinHavre

t-

The yields of the uniform as ve11 as other varieties grm-m in cooperative experiments

have boen summarized for the different districts and states Vlhore possible average yields fo~

the last years (1939-041) ore also givbn

Districts

SUllll1Drie6 of the yield cwta forthe uniform v3Xioties grm-m in 1941 ond the 1939-41 aveshy

rages vThere available arc presented i~ toblcs 3 to 8

In the southern district in 1941 yields VIore reported from fivest~tions vn10re ton vari~

ctics 7ere grolm uniformly The dta arc presented in table 3 There the vorioties arc listod

in order of average yield ~KarJOlo x CCllLnrq (cr 11956) in tho uniform plots for the first

time ranked first YJith on average yield of 273 bushels per acre Pmmee rruuwd second and

COll1Ql1Che third Chiefkan had an averpge 7 bushels less thJn the leading v~riety Kcu1red

Klnrkofcu1d Blccld1ull rere at the botton of tho list

_23 -

078

4~97

132

568

1~80109

917

of 2 00Dl1bull oIIt

Stondrc1middot prror

StU1d1rdprror of 0 Doar

Toble 3 _ SUOJ1Llry of overogoy~el~ of tho uniforJl lirtox ~J10t vdobi~s gtQJn iyenl~p1(rt~~sts d 5 stdi02S hi tlO southori clistr-i~t 1941

j --~middotmiddot----------iif---middot~middotmiddotmiddotmiddot 7W+g~ro[Cfr--fnbusroi~~t ocr

1e ot i ~I_-~--II

1lXioty or co~s C I tliITli ~i d bull bull Avorago

I~lili1bormiddot Denton I cotho_ Busll~c4J La1iron- IVoodvffixd _--_____ i

K~iVolO x TOIlnIq 11956 86 172 397 4~H2 42middot~l) 273 ilmmoo 11669$9 13~236~8_ ~6-342~ 7 25~2 IComnehe 11673 110 101 333 ~16 388 250TOIlIlUro 6936 74 165 299 267 3-88 239KDNDloB)80 48 74 303middot 287388 220Chidkon 11754 52 129 32bull5 205 302 203Jlhrly Bbckbilllmiddot~middot8856 66middot 1O~8 IS~7- middotmiddot242284 17 9

lKmrod 5146 48 57 268 219 249 16-bull8~1O-rkof 1442 29 77 245 199 241 158_Bl_1C_kl~ulh- middot 6251 54- 100 19=1--~~15 bull~1~_----29~bullO__ 157

bull of bull

(bushols) 114

(p~cont)~middot 199~middot~ --

In orelor to SO7 tIle _b ellevi or ~f the vriotios for C SOtlOTJtJt longerporiod f the overCge

Palm-ee 1Ccl tho

~~o varioties are listod in order

~ yiolds for 1939-41 ~e sULlrnrized for 9 v~riotios ir- toble 4

of the roiC11tccl ovcr~~g()yield bosodon tlie rsuHs of 18 sktioryo~t tests

highest over~ge follOTed by Cononche CHCfr[lll ond IenrJLrq EJlcorkQt Co-1dmiddot Ifru~edInd the lotost

overage yiolcls The oiler ofmiddottilO lec-cling Y~~rictiGS is tle sene -os for the 1938-40 ovoroge e~

copt thd Tenrrorq m91l lQl$S lJigh0rthik~Blockhul1~

tests at 7 stu-Toble 4 - Su-rnory of over-ge yi~icls of 9 winter wheot viUieties gtown in plottiOllS in the southern~district for all or 0 -flart of the period 1939-41 =r SEelspmiddotr nciE --I

Vnrioty CImiddot ood Weightednumber Law on vrrd nv~~_ __ ---~----=~_--l

NulI1Poi ofyc0Xs grown 3 3 3 2 3 2 2 PnwIioo - 11669 middot205 190 - 1S-8 244 360 175 396 248Comrincho bull 11673 231 - 177 169 26-7 327 183 387 2t4Chicfkun middot11754 middot213 -172 bull 170 214 315 170 367 228TOI1JllQrq 6936 193 199 150 245 304 167 337 224

Blocklull 6251 1S-5 180 132 183 292 176 389 215Krwivcle 8180 174 152 155 234 296 305 21-03Ebrly Blockhull 8856 19-8 i81 136 206 286 192 294 210

J Klmrkof 1middotl42 148 150 135 200 27middot1 16~0 344 196W Knnred 5146 middot172 158 142 220 273 151 186

I~

Formiddotthe cCl11rcldisttibt ampitivJere reported froD Sixstt1tionsmiddotin 1941 (tob165) ~ho

d1ta orcfoirlycbn-sistcntoxclt1gttinmiddottho Coso ofNorth Plotte~ Pbirio6 ruJked firstuith un aveshy

roge yield nc~rly 3 busholshigher tlk~ Coonncho valieh ranlod second Cbie~~~ r~ed third

Tenrnorq fourth ond Choyenne fifth Nebr6d Bkiclrllull nnd Khotkofvlore t tho bottQm Qpound the

listbull In ViCIl of th0 ambimt of wintorkilling ot sorie of thcsostbtions thohighoverJges or

Povffiac and Cornncho weve 0 surprise In toble 6 the avorgQmiddotyieldsfo~ Jdh6 lost three yo~rs

h

for nillltl voxictics grOVI11 at six sbti Jns ~e s~izcd~ lotIlCO rolccl firs~ ~ayipg on jdvontogo

in yield of 14 bushels over Conll16he~ In third IJIQCc TcS Chicpoundlm1 foli~ved by Tenmrq and

Choye~o Korlred and Kharkopound l1odthehciWest ~vcr~cgc yields fOr t20 periodbull

Ta)lomiddot5 ~ SUDI~117 of~voiogo Yiold~ of tho uniforp winter whoet varieties grovm inp10ttosts~t 6 stctions in thcoOl1trcl (jlistrict 1911

) ~

B-- - Avr~go-riTld hb~Sle_ltrDlrO JiT--E V~ioty ~ Cmiddot Imiddot ~North Jvergo

______ ~- middot_p~lb~1ihJJ11[~ttan HrlYl-lC)l~1LJ llkron Li_~~~E1Pl~tte __~_

PavlIleemiddotCOIDiJnClle ChiefkanTenmarqCheyenneNebredJ31ackhullKlmrkof

11669 314 42~7 410 15211673 ltl96 406 375 185

11754 263 35bull 0 367 1646936 239 350 386 1598885 281 2p4 342 12-9

10094 220 259 346 1186251 233 236 326 163

1442 187 249 331 120

-

2981521921511842007

15911~6

108

435

Standard error of amean (bushels)

middotStundoFdmiddot eriorofti mdbD (percent)i___~__ _---__--_-~ _

Table 6 Suttlcxy of avorcge yiclds of 9 wbter yheat varieties gra-min plot tests lt 6 stashy tions in the central district for all or r1 pert of tne poriod 1939-41

middotf + bull bull ___ _--~~-------~-f-m--

middot-V~riety CI li--~yerrg~1t~1middot~__~l~$l1el~

1______ nuober I$lbnhattan EnyUQolby l-11lk=middot~ran~~middotJ===L==-=--~==w~1Humb0r of ~rc~~rs grom 2 3 1 2 3 3

Pavincc 11669 318 246 410 110 251 129 225Comcncho ~ 11673 91 i44 375 135 186 145 21-1Chiofknn 11754 281 ltl27 367 131 200 161 211T~q - middot6936 26S 21~8 386 12 175 144 199ChoyeIL10- 8885 270 160 Y12 lO~7 202 190 197Nobred 1()j94 252 176 346 10~5 184 194 194Blockhull (3251 250 16~7 325 125 187 158 18-8KcUed 5146 228 16~6 352 108 172 185Khnrkof 1112 i 21Q IG1 33~1 9~3 151 169 172 i-- ---- --_ ___-__-

~~le Yields obiinedin the nciJftperil~istrict ia 1941 aXe prcschted in table 7~ Ihtn wer9 1- ~ -

i-qgtortod froq 7 sktIcii1s YTithfour v~-iriotiQlpeing grovm illliforuly For the average yiolas ofbull I- i- bull

ti~se sht i~S J iun-irdx lii111nrdi (d~i S8SSS 112a 0 Slight~dvLntigemiddotin yield fo11oel by Yogo

Ivhrr1in und iilinturki in the order I11Jledmiddot Excludimiddot~g the d~to from St Pul 2nd Gr~1d Rapids from

tlO aver middotgQs iunrd x 15illlnrdi (C ~I ~ 8888) rDi1ked first IDirkOfseCOl1d ai-id Yoga t~ira lviil

turki nd LVJcIIlL ~Dd thcloues~lt1vmges ~1 though tllO sprc~Jmiddot b0tv~Wen thomiddotmiddot highest Clil-d lOVlost Oye-

r~ge yields RS lossthl+twobUshelsOvwro3-yomiddotr period ~ot 6 sttions (t~b1e 8) Yog0 Cild ~ - ~

N~bred hcl the SDO ov~r-ge yi old cl9sely f oii6lOel by 1Jiii-~ra x UlinlltJrcli (C I 8888) mel Kl~-crkof -

-~

h

middotmiddot 25 (If

j Table 7bull SutJIDary of avercge yieJdp middotof 7 varieties of vtiilter heat grOJIiriplot tests amp~ 7

stntions in the northern district 1941 _ J

C1Gie ago yield inJ]iyencr exe a middotmiddotycrag-neIdVarictyorcross ci~ 1- St Grol1d 1orJ- oze- lVJOe- T-~ b sti11

-=- __ numocr hioscca p9u1 JEbpid~ dan IlDJl casin vrc tions tmns=J

Y1iIJrd x Minh1rdi 8888 167 214 24~6 35n 32~9 382 225 273 291KhJrkof 1442 gt66 ---- ---- 364 397 374 250 ~---- 29~OYogo 8033 87 175 242 379 308 40~ 247 263 285wmont 6700 Oi2 _- --~ 382 387 381 58 ---- 282Hobrod

10094 90 364 357 368 214 279-

Minturki 6155 101 179 2312 333 316 38~6 244 256 2761hrmin 11502 18~5 200 ~~- 367 30~3 32~~_181~~59 _2~_

~

StondJrd error of 9-moon (bushels) )44 207 218 296 279 102 092 O 7~ 091 St~ll1dDrd error of ~mcan (percont) 1258 1317 877 820 791 2 68 383 338 352

------11 Excluding St Pbul and GrciidR)pids

Table 8 _ SUrnrDu-y of CvorL1g~ yields of 7 wintor whcnt varictics~0vmii plot tests at 6 stashytions in the ortherr district for 011 or n part of the period 1939-41

ifoight-Cd~ bull bullbull lt

I - d ~r~~101s Pj-ClO 2t -VJXiety or crQssgt middotmiddotCbull hor-I Boz~ iIoecj )ve- I

= i 11Uniber vifasocn iclcn-L-L1DIl I sin Ehvr_o r~ 0____

llfumbor of ye2rs grOqn 3 2 3 3 3 3

IYogo

87 L1509 199 298 8033 353 360 311 iNebrod - 10094 345 116 396 493 263 180 298Hinard x Minhordimiddot 8888 366 905 355 457 290 178 292Klinrkof 1442 308 92 383 494 277 200 292Karmont 6700 80 362 494 282 202 284Minturki 6155 316 97 349 164 285 184 283lvllLmin 11502 349 135 359 404 246 154 275

States

In scvorol of the StG-tcsthero lore two or more coopdr-diing st2ti-Jl1sfrom vThich date Tere

rocoivod- in 1941 At sono of theso stations only the unifort1 voriotiosmiddotmiddotiere grcim Thilcct

9thors aMit ioriaJ varieties were included It has been the practice to sUlIlt1arizethe middotdiitiJ by

St-tes by averaging yields from all stations within a Stato In ]941 more thun onc stntion reshy

ported data in Tcms Okluhoma Innsas Nebraska Mim1Cs0ta arid Montonn and summariltls wero

~ mnde up for thoso

In TOlqs lmiddotyoriejie~middot tero grOim at the threo sktions (Ina tho averoge yields oxo shown

in table9 middotKrlIN~O ~T9nparq(CI11956) lvbrlin x Torunlt1Xq3(CI 11805) Fameo 2LJd COIJQl1o

che hld the highest oVeroge yields For tho yo_Xs 1939-41 includh1g9 siction-yoors Pan1eo

Comanche me l~rt~l x ~cnr1IJrq3 (cr 11805) rll1kod the highest

Tw stptions rcportQd datg bOk1~10Ila in i941 (table iO)~middotKmmiddotIvnlox-middotTonriarq(Cl 11956

raJlked first COIp1chosQcond pndJawnce third Foral1or1i POxt of tho ~pcriod 1939-41 5 stu

tion_Y0Qrs Pamoe 1115 had the highest DVercgc yield follOlCd by CoCucho and Tenoarq

- 26 -

Tobia 9~ -l~vr~goYiold in ~ushdLs por ocrbof Tintor n~lot v~riCtioslt grOmil~ plot tests in OxS 111 1941 uld V101ghtod ovorgospoundor 1939-41

191194I9181185

16015 7172144166

---------~-------I-+----~-_---+_s---- I

-=--olt-c- u-----Ra--~middot-l I1middot I2 I5 I

I

I

218205190

181-179 169

- 14 bull6 )A2

124 120 middot117

115__----

11956 11805

11669 11673

6936)11754 12106

81805146

8856i 1442 gt

6251

ViriJtJ~ orcrcs s j lie1 I~--1----- -- ~ i-2luobvr

~~~~c~gt=~ Phvmoo

~ ~ 06nonchomiddot ~

6~~ 11middotI ~odIL-rd Fcdorot ibn x Tcrunrqmiddot~~o Jihr1~r Blaellthull

middot Kbarkotmiddotmiddot Blackhull

2i

6347

59middot~

1011

303314272280276

-254275249252248243

Table )0bull- veroge yi~ld in bushels per acre of wintcJ wheat vadeties grown in plot tests inOklaho~in 1941 DrJd middotvrcigltcCl uvcragos for 1939-41 I

1--------------- Imiddot J ~-)vcr CyiOIirTn--bu-Slh-Cl-S--------IVoh6tymiddot6i- cross j I c] 194~ 19~941

1----------__~__~ I numbor~ (2 stohdns) 5 stohon-yeJXs Bonk _

Kawvo10 x Tonmorq 11956 356Cornoncho U673 352

middot Pavmoc 11669 345~middot1VolC gt bullbull ~ 8j80middot t 338 ~centnmorq 6936 32$middotDhoyenno $B85 277]trly Blnckhul1 8856268 middotChiofkori H754 254

-Turkey 1558 24~OKanred 5146 234BIQCkhull 6251 221IChnrkof 1412 220

1 _

Doto wc~oroportbdcfmiddotr6mthroo shtions in Kll1s1sin 1941 (table 11) lith thirteon vori-

middototiosboinggrovl11uuiforI11y pavmoC~lod thohigl1ostovoroGo yi oldfo11owei by OOIlahcl1O and Ebrrshy

middotlyltBlookliuiimiddotxToiu1orci (CS~ 11952)Chiofko1rCrJkodfauxthoJdTeon1rq fifth For the 1939-41

poriod inc1uclllg 5 station-hcrs tl~o vrictios rQ21c in tho follovTbg ordorfor yiold Famoo

COrnW1C1l0 Oldefkol nndTcnImtq

In N0br~sl~ tuost~tions rcpo~tod amp~to mld ~t theso Ncbrod hod themiddot~igllCs~ uvorogo yio1d~

fanowed by hwod x Blackhlill (CI 1184-1) ondPQImoo middot(tabl0 12) COJ1ltJ-1cho tC1l11ltodlast duo te

wintorki11ingmd hessibiJfly dDago Cherenno soloctitm ChOyCn10 Povmee ~dmiddotNobrod had tho

highost longmiddottir1o ovcrigcs C

IVbrnin had tho highostrwOigd riold in IVIinllosota in 19lt1l(hole 13)~ MinlXd x iv1ilJi~di

(6I 8$88) o~cl H41Xi1int~t1cl2(f)Il41~Z701-)a1sbr8jllcd high Thrcoviiiotibs iAiliarQ x IIpoundrgtshy

middotlnrdJmiddotmiddot(CI 8883)- rc1niplusmnl 6nd IVlJntWki foJt) aDout equ61 foriicldfortho lastthroo Yo2rs

l

- 27 -

Table 11 Avqrqgeyielci~i~busho1~middotPQrocreof~linbex ~1heatnridtlestpOIinhiplot tests inKansas inI9~1[Jyl vrcighted avorgtgcs for ~~39~n

Vnriety orcro~s CCIhunber_J-gt

PawneeConanchohly BlnckhullChiepoundY-anTonocrqCheyenneEJrly BbckhlllOroNebredEDnredBlockhullKharkofTurkey

Table 12 4iv~rogc yi91o In bushels oor nere of VTil1t~r hed br~etiosgTovnl il~ plot tests inNebr~slm it 1941 ti1ld Vrcighted avcrrges for- 1939o41

Vortety or cross

NebredKanred t Blocld1UllPownee Cheyenne selectionCheyenneChiefkanTurkey selectionNebraska No 60BlackhullTenrnarqKharkotComanche

CInunbcr

10094llSmiddotH1166911666888511754

115776250625169361442

11673

20~1 200119~4192

180 172

168153135131130Ip

189

190 199

190 18i---~

175173190162IS6

4

3125

67

1098

3

21

-

Bank -~II

~---

~---

----

331

334 337

- (

211209193middot17317i1amp81$~8142

6155

8033---~

-----1150288~8

MJrminMinord x lViinhtrdL amp44 x Minturki2 (Minn21QlfIvrinhtrdi x lik1rquis(liiru2699)Niinturki H-44 x Minturki2 (Mil1l1~ 2702)Yoga bull ~

H-44 x Ivinturki2 (iAiill~ ~mo)

Table 13 Average yield ill bushels per acre of winter wheat varieties grovID in plot tests inMinnesota in 1941 and veighted avcrnges for 193941 r -jy~~ middotidld inbushels

VC1riotyo cross Clmiddot 1941 19 9 1I----------~-----_----c_~_1--number 3stoampJoi~~r (13 stationyenrs) I

In Montonoeight v~ieties vvbre grownunifCJrtlr at 3 stations 0$ shown in table 14 middotKLz-l l - -

mont Klk1rkof and Nqv1tirk r~ed highest in 19~1 liTlllleTClrturkYogo andfDrmol1thndt-he higlo

cst yiolds during thb~~e0period1939-41

1---

~middot28

Table 14 - ~ver~~ge yield in bushols per oo~~ of Tinter he-t vu-ieties grovm h plot tests ilIYTontQIllJ in 19~1 and reighted bvorages for 19394J

Voriutymiddot o~ middotcros-s---] cI~-~~i~~~QshgS-middot_middot_middotmiddot--~-middot-~--=l____ i numbor Lt3 st~2)rsLlt8 stob~ors) _middotR~E middot_i

K1rcont[ 6700 312 30bull5 3 lGwrkof i44~ 340 302 4 INewturk 6935 336 308 1 IYogo 80~3 319 3062 WLinturkimiddot 6155 315 292 middot5

IHebred 1009431~3 289 7-Minard x IvLinbardi 8888 312 290 6 II_~_r_mi _middot--- -+I_l_l_5_02_~- ___271 I 251 8___

1

II

$UJ44ARY OF A~ONOlinC nTA [

The agronomi ]ata other t~ ~ield have been sUIDIDarized for each distriatpoundor 1941 iii

tables 15 to 17 Ih~ach easo the CLlt~ qre overogcd for as lIQJly varieties and as many stations

as possible The numb or of stutionS ehtoring the Qvor1ge is shovm at tho tOlJ of each column

The dik for ~h~ southo~diSt~ictbull arepro~entod in~~~lo 1middot5bull The or~leadodconS~dei-nbly eJXlierthancin1940but the relhtive ot1liness of the wriotiesrerik1inod the SQille

]hdYBlackllullh~ridca t4e~~liest JUlr lov~e~and CotlUlchc wore ~yenJiormiddot tmn Tc~qChiefkon overoged~edo e2rlier t~mxf BlackhuIl RipOIi~g htes shoviodo narrower rCl)lgcioXid

in this case BlackSult ovcr2l$pd ono ddY emiddotmiddotrlier th-n Chiofkan For height KcwlV21e WOoS thetoU- ~ ~ - ~

ost and lavmeethoshortest Lodghl~ d1ta from tilO sbtions SL07 toot Chidlmn ond ~r1yBlcck

hull lodged the ]jJo~tvlhile CotlnJ1c1~9- 8nd BL1ckhull Tero ciso wenk It ymS generally obdervod

thlt tho St~amiddotl of- ~lBlackhull T~t~ rQS i~lined to be Teolt in 1941 Kowvale ~Tonlmrq (cr I

11956) Pmrnce K~tyenale and ConianClicilmd lOYT 6vCtDgd LllfeetioIlS of leo rust Test middoteighbs

VIere 10 in the district with FerlYB~ocldlUll hvil1g the highest aver(lge of 565 pOU11ds per bu- -

sho1 KavlVale x Tcnmaiq (Ct 11956) ranked second end Clliefkru1 third for ovcrage test Vleight

I Table 15 - Sutlllry of agrononic chtq other tInn yield lor vlintor varieties grown at cooperatiIlg

stations intho5Olthc2l1odistet 1941middot

iI

1llUDber of stations ~ 4 5 2

KoVlvole x Terunrqo 11956 I~ tl 13 37 35 gtPowl1ee 11669

~~ 19 13 36 30 5

Conlche 11673 May 7 13 37 5S aTouulq 6936 Xiby fO 15 39 50 23KavllTc~10 8180 bv 3 15 40 29 5Chiopoundkan 11754 ~y 10 15 39 66 58Jlhrly B1acld1ul1 8856 Aprij 29 8 37 65 65Konrad 5146 lv~~3 17 38 60 65IChoikof 14~12 IoJbiy +1 i8 36 52 68

Blackhull 6251 l~hy 11 M 39 5e 63-__ ____ ___w ___ bullbullbull __bullbullbull bullbull _ mR_ __ bull____bull-~--~ ______ ---- - 4____middotmiddot_middot_~ __ middot ___ _- __--

I gt-

5

56~0

54_6550 tmiddot547534559565

-520510853~9

i

- 29 I

TliO~ c0TJtfulmiddot distdct cl]ii ~0 avorCgecl for 8 vCri9ties Jcl aroptosortod hl tolo 16 bull I

Nobrcd old GlcyCI1ne hal tllOl1ighost avqroge wintor sUIvivaJs T~le two cotlicst varioties woro

Pameo old Comu1ce both ovoroging to cbys ec-rlier in loCJing the-- TOPDltirq klmrltof l0odod

the latest Fawnee ripenedtmiddotwo days earlier than Comanche aldfomiddotux days carlir thcul Tennarrl

For plant heig1t l~obred wns the shortest and C-dcf1f4IXl tilctallost Loaf rust infoctiol1 nvoroged

tho lowestmiddoton Pnwnce andCocamc1Jc nJlp the highost onliobred Culm cOU-lts slOVI Pavlloo cnd Noored

to Imvo hud tho thickost Dll Tonmorq tho thilmost stoncls at tvo stQtions ChiefYnn hod Gllo

highest avercge test vmight por bushel with lIebrod tclci~lg socond ond Pmrlee tird

~ -

Table 16 - SunrnnIJ of ogronoIJic dJta ot1er tra1yield for vhter rhrot varieties grovm at coshyapcr-ti1g stQt ionsintl1e celtrcl district 1941

Voriety rcor J(ampte-=r-t----7-LuOc----+-i vcrcmiddotgrmiddotto es I10igJtnunber survivrl E~do4l~_o I Hoipoundt rust_ r ~shol_1

--=------ Percot ~IJ[JY (IclldS)(porcert+=-~~=-umiddot (PouldS INuobor of skt ions 4 6 5 6 3 2 6 IPawnee 11669 69 23 June 24 31 24 260 580COIJm1che 11673 65 23 Juo 26 33 25 162 575Oliefkon 11754 66 25 JUlO 28 36 39 184 601

ITcnnarCJ 693665 25 JUlle 28 33 47 155 56 8~loyel~le 8885 84 27 JUll0 29 31 69 215 578Nebred 10094 92 26 Jule 28 29 75 251 58 3

IBlac~lull 6251 69 25 June 27 34 65 195 57 6Klmrlwf 1442 74 28 July 1 34 65 i72 565

In tho aortherndisttict seven varieties tnypo conp1ed for clmrQcters othor tJl(1il yield

(ToMe 17) olthough tho data Dxe sotevlhnt frogncntorJe MJXDin and Minard x MiwJXdi (Cl 8888)

had tho highest avertlg-o survivcQs Marnin heoded the earliest but vras l1ot ripe os oorly as sone

other vQrietios ilt four stations Nebred hOO sligltly the shorter straw Loopound rust averages

shcwed -no ltliff0rcncos for t10 vJrieties but pound01 stoo rust Yogoand Nebred hod tho lowest eweshy

rages liunord x Iunh1rdi (Cl bull 8888) had the highest avcrcge test weight per bushel with iL-gtr

Din and Nebred being fairly goo~bull

~able i7- Suru~Uy of agronooic c1ltlta other thanYio~d far vTintcruholt vcricties grovm ot ceshyopercting stotions in the northonl district in 1941

j

Y tmiddot ImiddotC IJXJO Y ormiddot crO-5S~ bull bullInmbor

=-J~T

Nurlbor of s t-t ioi1S 3 5 4 4 3 2 3 3

lvIinurd x ipoundil~mrc1i 8888 77 12 14 34 78 17 92 79 601Klmrkof 1442 57 11 13 35 25 585Yogo 8033 61 13 14 35 87 5 85 65 581IfurlJont 6700 53 - 35 - - 572Nobrod 10094 64 11 13 33 7 - 592

li~Minturki 6155 65 12 13 36 89 8 89 67 575Mornin 11502 78 10 14 36 74 44 90 67 593

I----

~-l

SU1EmRY OF PLOT DAXLii

The 1941 crop Vls subjected t)severe -rintorkilling L l~ebroskn ci1d yeninuesoto hession bull I

fly and 16efrust~~ in Nebroslm ~d KnnSos Clld both led qnd steD rust infection farther

southII

Ill Oklcll0t and Texqs tdomch Ll0isturc YJQS reqe~v9d QJ1d ot sor10 stations lJUVest VloS

difficulti

(

In the southltrn district Kawvale x TenmarqCI 11959) a new va~iety in plots ranked

first fOJ yield with Pamee and CoJlaJilche second acd ~hird xspcctivelyI -

The Blackhull wheats (Bla~lili~li EJrly BlackhUll end ChictkDn) lodged or broke over

badly in the south~~~aJst~ict-under ~heextreIieiyrot coJ)ditiohsc

In tho central distrJctQvrnlte~Gorinnche and Chiepoundlon ~md the highest averoge yields at

six stDtions- 11he~o 1faricyics mde tlese averages in spitc ofvlint~rl~ning in ~Tbbraslro caused

by th6ArDistice Diy itorm~

i

HdreDpither vCgtricty d~d ICll in 1941 duo to

The bmiddotluvior of PowilCe Cfld COlJllnche is fairlyconsistont ot all stations in tle soutlcrn

ondcQntrol rlistricts cxceptot lIorthiPlcgtttc +

win~erkil1ing lt1J-ll neither roucs higllhcthb longer tine ltlv-eruges foryieldI

In the ~Qrthem dist~ict Minatd x ~i~11rdi (CI 8888 ho(l thO highest overgeyic~d 0)

five shtionsKhorkof rnIiJced seconaiond Yog~ tMrclI

Tle tVTO ncvrly naned hcots Cononche olld Immce nucle good records Cooancle is being

increosccl ot Chillicotheolcltbe plcn i~ bo Clistribute it froD t~1~t station in 1942 Pownee is

bc~ng increased and purified d WJltmhoJtcn Q1dLincoln Nebrcslm IlnS clecided to iistribute the- - Imiddot

j

variety as soonos seed is avoiloble but 10 clcpoundin~te action las beetl tolton by IC-1o1Sos WhileI

neither is 0 perfec~ vorie~y it is f61t thot each is a step fottlord JTJCl eoc~J sloulcl clo well in

its-~pted 2Xeo

fn Mil1Ilcsoto the behavior of cOJtoin FM x Mi~turki2 ~trQins WltiS pleasing ~hese linter

vlhoots corry the Hope resistalce to loaf end sten rust

In the fall of 1940

tJHIFORM YIZLD NUESW _I

the uniform yieldti1UserY was seeded at the same 14etdions in tIle ( central and southern districts as in 1939 AtBushland th nurSG1J was seeded on both dry 8JJd

irrigated lanG4 Th0~ntirsQrYcoriisteaof 30vorietios cnd strcinsoach seeded in tlUee rod-rowbull 1-

plots IJIhe Il1llber of plots of each Ir~iety at a station varied from throe to five In tabIe 18 )

tiJC varieties mokirJg up tlle 1941 nursery together with StptQ r-Jld CI nunbcrs arc sho~m -

-------1IIIi

------~-----------

31 -

Tlt)biols -Vori~tios of Tintor lhoct grmm in tho uniform yioldpus9ry1941

~ -~t~r-~~~_~_- --t~~Lstt1~omiddot orhybrid nunbor

I Khnrkof 1442 -------Blf3cidiu116251 -------Erly Bhckhull middot8856 -------Nebred 10094 Nobr~ l~o 1063

IComncllO 11673 KD11S lTo 2729Kanred x Blackhull 11844 Nebr No 1098Pnvmee Ii-S69 Nebr No 1086Hope x Cheyenne 11969 Nobr sel No 363339Kawvale x TOIlllkIQ 11950 Kans 1102726bly Blackhull i TennUq 11952 KanSi No 2739Konrcd-Ihrd Fodoratiop x Minlmrdi-Mipturki 11970 Alltrop No 130Fort Collins selectiop 11971 E G 1143Cheyenne x TentllDIq 11972 Kons Ho 2748Cheyenne x Terunarq 11973 KUns lTo 2751Kawvnle x TenLnrg 11956 Dentop DTo 35-34-117iYhrtin x Tonmarq3 11823 D0nton~0-50-3~128Kanrcci-Hnrd Fedoration x TOl~q 11974 Dopton No 37-34-54Konrod xH~po-K~rd Fodoration 11975 Akrop Bo 533Konrod x Hopo 11976 Akron No 850Compound Cross 11977 A1Uon No 874 Choyonne x Thrly Blockhull 11999 vVoodv-rard No 1126CpoyorJj10 x Ebrly B1ackr-ull 12000Woodtmrd l~o 1127 1

Blackhull Xcrloyorrq 12101 H G No 40-102 IBlocldiull Tcnmrq 12102 H C No 40-115Choyonno x TomlDJ-q 12103 ll1s10 2749Choyonno x Tcl1Darq 1210~ ~ons No 2750 I

Knwval0 x Tonpcrq 11992 iobr No 1114 IHope x lJurkoy 1069 11964 Nobr sol tIo 363401 _I

KonrodHardFodqration 25007 x TorJDltUq 12)06 Donton sol No 25-34-44 IEinrcid-lbid FoderatiJn 142 c ToImUo )2105 Donton sol No 3334-303 I

----- ---

A cODpL-rison of tho 1941 list wit~1 tlrt of 1940 will S1011 onuobor of changos in tho nur

sor T011 strai~1s which SO~~JDod to bo 1ocldng ii1 ogronooic volue ond which roro not 110aded for

ecological studios IOrO roplocodby norror soloctims As S0011 as a strin is shown to bo 10ckirot

in somo tDIiortont chI[1tr it is omittod frootho nursery qlthoughit still my bocontinuod

at individual stotims Tho strais mvLg tho bost porfoJlOllco il1tho nursoryaroadvQncod to

plot triols 1m attOLlpt is also mdo to avoid too llJ1y dU1Jlicc-t ions botvroon plot ond nursery

tosts

DATA OBTAINED

In tiibl0 19 oro prosontod tho dta fron tho 13 nUTsorios No d~to Joro roportod from

Stilhntor bGcous~ of dipoundfo~ontial stQl1ds duo to sood trotnont tQLld from North Platto duet-o

wintorkillil~g FbI 0~Ci1 station tho variotios oro list~a ~11 o~c~orof tllo 1911 yiolds anClO1ly

the Ct poundlUii~ois nro given ~or id~l1tificationbull ~vor~go yiolcsru1d rOJll~sfor thoZ-yoar poriod

1940-41 arc givon TI1orevo~possiblo~ Pata othor tl~)yio1~ aro includcdvn10ncl]jroctors conshy

cornoclsoooocl to be rol~tod t) yiold or vrhon tho dDta shorrod lifforoncosboliovodto bo of inshy

torost

At DOlton tho nurso~y yiolds ~Toro sonovrbct bottor tl11l1 -th)sO obtoinod from tho plots

_________________________________--L ~_~ _ ___~

32

The highest yielding 1ori6tiGs~middotcrcCI 11952 C()nnnche CI 12104 und 11956bull Foro bull 1 bull bull ~

the 2-yeor period 1949i41 centu~ nupbq~sl~$Q2~ 11956 ruld Pomlee hoiro rod the highest ov~~Ctgc ~ bull ~ -i-middot~middot bull(~

yields KlDrkof llL1d the ioWs~~r~~eylq1dfor -Chis some ]criod~

The stroITQ-S reth~rtlmiddot~t~picothe rmd before h2XVcst considerblo loelgingo~ - - bull - ~gt~)j bull - 1

curred in most of the V~idtioSmiddot middotAfltf70fbe stiffer stXouorl stroins nercQo~lChq GI~ ~lm

bors 12102 11964 ond K~k~f lh16 B1ockhullmiddot ond l1rly$itCl9lJl11 s~J~ieel tlicC)~e~t str6~~ bullbull ~ i bull bull ~ bull bull -

Consiclercble rust cl079loP9d Jsppqiql]Jyon ~usceptibL vorieties while CI~ Iros lH~64 11969 ~ ~- tmiddotmiddot-~middot~middotmiddot 11 ~ i-

and 11956 showed some resistmce to bdth lealbnd ster1 rust ~ Septoria irifection~m~hOOliy on

all vorietmiddotio~ eicampPt(iIlti li9S6~~esJtv~i~h~vmre 10Wr~ging from ~6~6 to 8~pounds per

bushel

- 6Zbus~lCls per ~r9Jii~hPtivirc991~

- - I

nunbors 11976 Qildli97idt tll~bo1tOtiJ- - - ~ -

nui1bcrsl199Z rrl 12104 2t tho top of~16 list G-l1c1 qfr~

For the Z-yell joriodthroQ15t piuf3 aic tiod for~i~$tbull bull d _ bullbullbull

p1oce in yield noDelyPlt-~momiddoto CotibtJpl~omiddot and CI11973 Duri tins ~iirio peri6dNebrqclKlm~ t r bull

-

I bull bull

TIe highest yiolcli~lgVorioti6~yc~cIIi

kof md CI 11977 middothil1t10i~6ii~centrg6lt7ioldsbull l_-~_ ~- )~ f ~ i lt-

In the irrig2ilQcluursery tlt E3u$l~l1ii~lt os llOig2ts ranged frOD55~Ot o6i5middotJ1oUI1Jspdi~u - i bull ~ ~ bull

shel ad t10 yields fr6h40~4t~ai~2bu~~dlspcr acre - -

PovJnee C I llU9b0rs yl972 oclmiddot I199sthi1o]brly l3Lockhull C1ld CI 11975 ~qrd low tJ~~1940

and 1941 Yieicl~middotbyen9middoti~1middot~6r~ i~bl1tit ithe $e t~oe voriqtJ8stli1~ poundotedfi~~t ~n~[~4~middotmiddotVlCr(3

blso ~igl poundor t~e 2-yClt1Z averoge

The drJr land ~~s~y atl3~~~ffCL gave yields only ~Jig~ttY 1ower than those in the irri_

g~t~d nUse~r~l this estconsid9~JlJble)oafrustd~Vieioped onsvsCOl)~ib1eva~JOti6smiddotpound1Jlclthe [

~st vmights vmr9 $QIlow1W-t 10vwrthaniiIl tho i~rigatee1 nurs9I lheTbiot ies hoving the highest I

yields wereG~I nuppors 1Z105 1199Z~ DIld PO-Jllee while CJ~ 11915 ~6b~od~ QLld CI 11971 1ero ~ -- - l lt - bull bull

low GI 11l50 Pa010e and Cltl~6 11lJvo the highest ~yc(~ro~prgc intliis d-ry lGnd~

sory test ~ -

lt

StroxT IlQS Ullusually tall rt WQ~ehlTrd Vlit~l hoig~1tS Jol1gil~froo45 to 53 inchos i1d CIS

IJight be expectod COllsidercb10 lodgihg qccuJted botore lZVest SODe of the stronger sbroTodimiddotmiddot middotmiddotmiddot middotmiddot

strainsrere CInunbqrs 11977 1197~ oncl 121OZ ~e$t weights lTerp fqirly good illriost cosesbull bull bull bull 1- e _ bull

01tlOUg~l one vr~rict~IW0 woigIlt of~6 pouncls per bus1el Two vorietics c I ilunbors 11952 C-l-w

11972ri91dec1mprethml 50 buslels pprlcre~ CJl(l 11 vc1rietiesmiddot gt(1 yiOld bot7oen 4OQJ1i 50biishy

shell por nerebull Bo~ed~l1 tho2-YO~t-~crge the J1igllostfi~ldingvoHoticsmiddot lC~~ CI ilW1borsmiddot-bull

11972 ~1952 0ld l19 wljilo NCQre~ CI 11969~ oJ1clCI~ i1977IXtd6thepoorest yidld ~ecordbull

At MDcl1Qttcm LQclgi1l~ ilOSrqpo~ed for 0)1 v~rietiQsLiltj~ough CI Ili~f1bcirs il974 11971 bull i - -_ ~- i

mcl 11977 stooel up t~le best ~c1f Jrust rcoclii1gs llOrO foitlyl1ig+1 i~l nost coses DJ+etcol~idcr6blo

S~9Ll 1llst ~~eve~qped bull 91ointoxburomiddot]Qs f[lj7~y g90~ 0c1 test neights~ lith on Oxc9t~~ir~god

-33 ~

froD 55 to 616 p01X1lS pOI bushel Tho ~ighost yioldiucvGriety CI 11950 gave 413 bu~hels

per acre while thelore5t yield vlUs168 bllshels1er acry( Additional vpxieties giving-tho

bet~bcr yields were C~I12l-9amp CI1l956 qnd Pavmeebullfor the 2yoar period cl 11950ronked (

iirst Pawnee second OJidCT 11952 thiro This last ThUled variety is exbroiaely early [~d is

boing considei-oel as a p05siblo subst i tuto f01 Ehrly 1lockhull Strnins such as Khoi-kOf BlocY_

hull and Nobrodhave boen q1dto low in yiold tho lcst two y~rs

Wint erki11ing occurred at ibys with SOLle VJriotios having survivals as 10VI as 63 p()rcont

11I

while others CltlJ1e through the winter with porfect sta-cls StrQJmiddot vms fairly tdl and dorisidoroblloaf rustdevclopod Ol~ all suSccptiblevariotios~Thoyielcl rcmiddotngod from 525 to 196 bushols

per ncro lLnking tit the top of tho list Jero CI numbors 11~5Q1l974 ond11972 d~lilo Jt thlt

bottm 1I~rcNebrod ond ]hrly Blackhull in tlds cso a lctcQnrl onoxbroDoly oarly variety In

genoral the lS4L yields nro in lile ulth ullO 2yoar wcrBe

No w1wberkilling was reporiedfrom Akron but the dry wecthor previous to harvest causedmiddot

straw to be short test VTeightslight and yields low The lighost yields 7ero reportod for C

I numbors 12105 l2l06aca 11952 No 2-yoar avoragos are sholm for this station sLlcO tho

1940 crop v~s a fai~c

At Fort CollL1s grmrlJh VJaS hoavy as l+sua1 the strm1 las tull undbeforb bargest all va

riotiesIere lodgod completely Yields ranged from 69 bull3 to 449 bushels per acre The throe

highest yielding strains Lll 1941 Tore CI numbers 11974 11970 3nd Comnnche For the 2-)roar

period CI 11974 raDkod first folloITed by Crnumbers 1~950i 11970 c-uiQ Conmche

Test Teights at Hesporus ranged froll 60 to 64 pounds por bushel aJd tho yields from 648

to 349 bushels per oore The Mghost yielding vorieiies lere Blackhull cr 11971 Nebred

and COLlCXlcllo 011 oflhich gavo moro tIm 50 bushols lJor ocre ~nscd on a Z-yodr averagef

Comanche had telO ~ighost averoge yiold poundol1Oled by Blockhull CI 11972 old C~r1l974 The

agreenent betllOen tho 2ye8r nvelngo o1d the 1941 yields is lotsO goocl at tllisstation

Winterki11ing was very severe at Ames but the rellJtionship between survival and yield is

not very close For example cr 11969 lith a wnter survival of 86 percent yielded close to

the bottom while Cl 12101 with a survival of 26percent rmuod secOnd for yiGid so it is

apparent that other htizard~YiOre prE)sent Test vrOig1lts whore obtained rangod from 543 to 590

pcn~nds per bushel The highest yieiding v~~rieties v[ore Nc)redC 14101 bnd KJ-1rkof The six

lowest yiolding strains gave lessthnn 10 bushels IJer acre~FOr~ tho ~yo6r poriod 194041 CI

1197f has hd tho h~ghest avorage yidld follmmd by Nebred Pa~moe end CI 1195Z

AtL~ncoln t110 November freoze causQd consid~rablewintorkUliilgand therelationsllip

botlTeen middotlintor surVival anltlyield iis fairly goodbull incre~re 5omo exceptions in tInt Nelired

Cl 11971 elld Kll2rkof rith good survivals ru1k6cl rolctively lQYI iny-ield This 1DsproboblY

~

ctlusod b~r 0 combiIl)ti0l or Joopound rUst lnfotion~ hossion fly ~1lngo ~d tho h~ ~ough~bull All

varieties except Pamee Carrieda foiply heavy lecpound rusb infect ion and testvreights were ratherbull bull bull ~ ~I ~lt 1

low langing from 44~O to 592 pounds ]jar pushel~ wo varietJ~sC bullI~ numbers1JS50 rnrl11952

~yields abOv~ 30 bushels -oermiddot acreTlhilo f~mvnietiosCInumboIsmiddot1975 J205 ~ii~77 - i

~bndi1976~yi~ldcd 10sstl1Q1l10 bJShotsporO-ltFo TIloS 10lYiolds T10rC accotap~io(fbY~xhrlJolY

low wintor suwivals Based on tho 2+ycQJavorago JihrJy BJacklmll hndtho nigh9stnverogoI - bull bull bullbull bull bull bull

inciinodto bo vL1tCrtoiiidor~

middot yiold fonowed by CI~tJUIilb0tS1l950~ 11956 t lmd Pamoo~ All ()f thQsostroins are early andI

COllsidcrrblo 1i11torkillingmiddot VJUSrcport 00 from AJliancbut tho dnto arc not too consistont

lith vih is knownofthdhnrdii1ossof tho dipoundforont vc~iotios For 0~10 GI11964 l~d ai

survivnlof l00porcontcomparod bo 8~ -percont for a1lJltof It is YT)1 Mllbtf1l1 if this xol~

tionshipis correct Grail1 quQlityvtLS poundcidygood JlJdyiolclsxogcd fro 0 21bull3 to 84 busholsj gt - ~ gt bull bull bull bull ~ bull bullbull bull

poraCroCl Dunbers 12102 121OJ~i[u1dKl11rkofampvctho highest polds in 1941 andCl l11Woo

middot bors 11975 11956 D-ld 11977govo thoi 10I10stones ior tflC lJ~r p oriod CI 11972 rc-Jko~

fiist for yielii K11rkofsecond CO~1Cho t1ird and Jqn_ecf(gtUxth

~obl0 1~ - Agro1ooic Q1d other dcto for uniforo willtor uhot varictics BiomiddotJ11 in rcplicQt6c1middot j

nursor-plotsincooporotivecxporioqnps at12 stti6ns in t10 hprd r9d ~yintor vlheot lnroa iJ~ 1941 and nvor-ge yiqldsfor 193g41

bull

Imiddot

14

23

7

611

middotmiddot15 i

91011 ~

13

245215

23322120125223~5

203

VS 36 580 196VS 34 q5~O 181V$ 35 560 17~91532 560169

S 31 545 167VS 37550 166VS35 588 165VS 35 540 165VS 33 560 164VS 34 635lt 161VS 36 50~0 155VS 35middot 5~5 151VS 33 560 154vS ~31 565 150VS M 54~0 149VS 31 510 146VS 31 510 1lt11

VS 3~ 560 141VS 34 5SW 13~9vS 35 560 136VS 35 51~5 13~5VS ~2 560 121VB 33 56 0 middot119VS 32 56~O 115 213 12VB 32 50 3 J1o3 lQ3 17 VS 3lt1 9~O li1 212 i$ XS

Smiddot12 470 9 7 l~ 6 16 I

v 31 500 74 19 19 VVSS 32 170 73 182 18_

34 166 67 130 20)DOCli yic1CIio~ Oiiy lio-middotinrieties IS7 ousl1cIs--

Denton TeJmS(OW 1 ) our p pus

Ptv 0CI

number

11952 April32 1fny26 601511673 April 30 middot1~by31~ bull 15 2012iQ4 ~pr~l 39 June l 15 151l956loiloy 5 tUne1middotmiddot 5 15

11669- )by 2middot JUl1C 1 13 1512105 April 29 lvhy 30 4 28

12000 prp24~26 60 ~311992 April 30 ~ 3q 10 23i2103 tllili)T 2 JulQ2 10 a5li974 ~pril 29 JUlio 1 13 4511823 by 6 June 2 10 1812106 ifby 1 June 1 5 28

11972 Ithy 1 June 1 18 20li961 YJ6y 2 JUJo l T ~ 011019

0 97~t~pril 81bY middot3135 5

May 6 Juno 2 73 13 11950 Yoy2 JIJll0 ~ middot3 25 A856 -t-oiil 22 ~vftw 2~ 58 811969 ~By 5 lIDY 30 0 011899 by 4 middotJun02 18 35 118middot1L ~Jay 2 JULJO 2 56~5

12101 ~v1Y 1J~)q~ i 58 0812102 ~IJccy 2 Junol 53 Igt

6251 ~4V6 Juio ~ p5 18JlSn uJpiy 2 ri Jii-1Q 118 5511876 poundtiV 3 Juricl 63 2011870 thy 1middot middotJUno 1 65 83

11977 1441 6 Juno 3 80 3511971 ubv- 2 JUll0 2 73 36I 1442 ~ Juno lt1 55 40

monaiirucrrar ofa Clifferonce botloOD tho

- - bullbull~_c- 0_ -bull ~-

TO-ble 19 - (Co1tinued)

ChilliCQt)l~middotTe~s--rFoux plots----

- to

1

I

-r- -_~_ ~~ Leat-IL~pging r-w~e )j ~vo~o-Yr-- -- C~I bull~ Dah iHQigh~rust I eld 1940-41 BarJltn1lIlb er headeC-Lmiddotmiddot i

Percent PcrcClt Mels Bushelsr- ------ CInches39~- 11669 Maiv 7 ~ 30 241 213 1

11992 May 6 39 20 10 231 12104 May 2 40 20 15 2211673 IIuy 2 42 8 5 21Q 213 111973 IipoundW 2 38 25 15 214 213 111972 May 7 bull 41middot 25 20 211 2Q5 412103 May 7 41 20 10 20611956 ivJay 9 40 T- 10 193 17~8 912102 iicy 5 37 65 5 17411964 ihy 2 35~ a 5 17middot0 I11970 Ilioy 2 42 50 20 159 180 8 I11952 April 26middot 33 - 50 60 156 176 10 8856 April 2middot1 34 65 95 152 183 511950 ~i~ 2 39 ~ 75 152 151 1211823 LlJay 8 41 25 ]0 148 181 6 I

I11999 lbiY 6 34 65 90 147

112106 Ihy 5 38 20 75 1-1712105 llioy2 42 5 40 14511974 Lioy 2 10 20 30 140 162 11 I118M lib 6 37 50 60 136 181 6

I12000 April 25middot 33 65 95 136 I12101 ihy 6 38 65JJ 15 128 11969 lihy 8 38 ]1 25 120 142 13

I11975 iby 1 36 65 15 87 129 1511lt12 ~~ 11 40 65 5 90 111 19 I6251 bullJJy6 36 50 100 amp8 141 14 I

10091 Lhy8 37 75 10 78 middot102 20

I11977middot Boy 10 37 40 85 74 n3 1811976 rJoJr 7 37 65 60 amp4 1l7 1711971 lifoy 7 38 75 100 62 128 16 I

I

Standard error of 0- difference between the meO-n yieldsof any two varieties - 321 bushelsbull

11 Severe firing of leO-ves

t ~

~

r 3P~

rabl0 19 - (Continuod)

~

r-Tmiddot

913

13

71215

26-9239231

250236

29026~290

246214243

middot281

C I HQi~lltl I IIIJXlbo_r_L-==-~==--L---==C-~~r--+-o+l-------tltilt---~c-r+~==+-~gtlt===--~r-t~plusmn-r~~ROr=cn1~ct

~~ 1

lJ669 16 JUri~ 25 32 87 610 104 320 I II

11972 20 J~o 29 34 87 585 392 299 2i11956 21 Juno ltZS) 33 i 85 600 3S3 29~7 3 i

12103 20 Juno 30 35 88 600 383 i11882 18 Julo28 34 85 600 36111969 22 JunoZO 34 87 585 35~611823 20 Julybull136 82 550 34011973 16 June 27 32 86 600 34012104 18 June 273S 88 600 33811673 16 June 27 32 85 600 32511999 20 Julie 0 35middotmiddot 83 605 32512105 16 June 24 32 82 60032111950 17 June 27 33 84p80 31911964 17 June 25middot 28 86 610 31211976 18 June ~e 32 85570 30911977 20 June 29middot 35 77 570 3071210220 June ~ 34 86 600 30 711844 20 June 30 34 86595 middot2991442 24 July 1 36 86 59029811~52 12 June 22 32 87 615 29812101 21 June 30middot 33 85 600 28910094 21 July ~ 31 85 590 27911970 20 June 29 37 85 595 27411974 18 June 28 31 77 565 27212000 14 June 25 32 83 590 27212106 14 June 24 32 83 570 271

6251 20 June 30 3433 82 580363 213 1811971 20 June 29 81 575243 229 16

8856 10 June 2Lmiddotmiddot 32 80 580 ~ 7 1amp5 20 11975 16 June 28 33 80 565 212 211 19 i Imanaarcrerror of a differeJiii6~qiyroojn-1homQanyJo1dsof~~tw6-Yltii-+oti os - 3 ~Dushors----

I

~

ft

- 3$~

~able 19 - (Continued)

37~0 4

380 3

364 5

318 63~0 8middotmiddotmiddotmiddot314 12

341 7[327 9

325 10 J~

I3h4 middotmiddot12 3]5 n

~$~7 15

In1 17

29~4 14 ~

a74 16J

267 18

227 20237 1degJ

53509493491 479473-15244-7middot146433j27126middot12139939638$ 3943793793723563-123263r630~228~8

2712622Lh8Z4~7

6359~Z61616158~1606061i~6661605860585558506157564658605658

5334

3924

5051

294

5316fI8~i18

4045

2054tJ831393025Ii211129133155deg50

50495149494850

51SO50

4917

~I S1

564$ 16middotmiddot48lt53

48194948lt1617501545

15 14middotmiddot 12

1614

14gt 11 15

-131415

16 17 J510ismiddotmiddotmiddot13ltlEl13

~i~JP middott6middotmiddot17lt16 lt16-i5 ii

1$16

11 14

512

8109

11 Smiddot1014

1312

102

88

-129

14middotio

J2la

15 913 11

Alt

1514

1195211972121051210312104116691197412102121061199211956121011184411973

88561195011673119981196411823n87011871

625114-12

11975middot1197610094120001107711868

__n~_~2r l~~~j~~tlL6Igtilg Ib~ fgd]~Jvnyln6hcs) (EOrccnt) (ol1nds~-l-ri-~~u-shols) -----i

I

~ ltlO~l 2 i 405 1 i

standai-d error of a difference hetwe~n the mean yields of-any two varfetios - 19Zbushels---middot

~---~-------- --------~

Table IS - (Continuod)

- 3D -

Table 18 - (Continued)

276 7262 926-1 8

239 11243 1022-6 12215 13211 15215 13207 16182 -20205 17W6 18184 19

25 2) 43 5 52526 25 42 40 48527 25 42 60 47025 25 42 50 45224 25 43 5 44820 2Q 43 90 pound13bull726 25 middot14 25 t13~5-

23 21 41 50 13525 25 42 20 middot12~9

27 25 -11 5 middot2325 2lt1 39 10 U7

~ 26 26 42- 75 lt10322 2] 42 -50 38026 2$ 11 75 37625 2~ 43 50 37826

2~ t17 60 371

27 25 10 5 36325 25 44 80 36_025 ~ -13 5 31125 25 42 50 29~8

-26 25 45 80 297 28 2q -11 50 288

27 26 43 90 27526 26 39 60 26927 26 38 85 268

28 28 38 75 25729 28 -12 90 251

-ZS 26 12 80 24~1

27 26 39 80 21~1

10 IG 43 00 19(5

11950 1197411972121041199211952121031210611669119561196111999120001210111973li97011969121021210511673118411182311971119751197611977

14126251

1009lt1middot8856

----aJmiddotmiddotizcrogccr Survival D1e1r _ Rc)ight 1ecd rust cro

number Hoadcd Ii~1bullbullbullo L bull JLcld-----=-=--Lr-Fpcrc-6it 1f1y upo -h n--ch-os--Ircontj (BUSh91s)-J~~----I-

10090

100769391908396

10086

96100

98$8

10088806577

~ 8580

100 63

7677

10096

10098

Standard errorof a difference betw~en the mean yields o~ any twovaxieties - 536 bushels

41 _

Table 19 - (Continued)

Akron Colorado (Five plots)

12105 Way 26 23 545 lS212106 May 28 22 55~0 17111952 Wey27 21 565 14711972 Juno 3 19 57s 14711669 May 28 21 550 14111970 llfiav 29 23 500 139

88q6 May 26 22 560 13611971 lVlay 31 20 545 13511999 June 1 20 570middot 133118t1lf1 IYhy 31 22 565 13312103 Juno 2 20 560 13011S92 l~y 31 19 540 12612104 H~ 30 21 570 12510091 Juno 3 20 570 12512000 IVlay 2821 5middot15 12-4

6251 Juno 2 21 560 1l4n950 (ny 29 21 515 11Zl1S6l lihy 31 13 535 11212101 Juno 3 21 545 no11Sn Juno 2 21 535 10111823 Juno 3 20 540 S911875 lihy 27 IS 560 S112102 ltby 31 21 560 09

14-1 Juno 4 21 560 3911S60 Dune 3 13 550 C711S76 Juno 1 19 5middot10 G611673 ivhy 30 21 500 8511973 Juno 1 20 555 C2

I

11077 Juno 3 18 5middot~5 amp2

11956 Juno 3 10 =--i=5G5-r--~fiF--5=-3r__Stondord orroref Q difpoundororico betwoen bhomonn yioldsmiddotOf QIlJ two vC)riotios -Z09 0ushols

Seeded September 11 emergneSeptembor 17 1940)

I Height --jmiddotweight per=1~vCi~ampO9Cro-[1 C~Ic7llJ=lmib-=o=r----L --Datoh=o=ad=cd I ~ bushcl __-Z_~ __

(Inchos) bull (Pounds BusholS III

I

III

I

I

I

f

Table IS - (Continued

rorbCol~ins Colorodo1(Fjvoplots)

8

20

147

11181617

131012

85

1419

459503~

1734U415~

449

i

46-147547l4S9506459 433

- -- o---~-~- - - - ~--7-IA-V-QrccCtgc~Ocro-t Yield f

el no rDatQ-- - ~lield--1Avertlgc _1~lbii4~h~k=gt ~ush61s) ushels) 1

11(71 May 2D middotlD a GS3 567 1 Ii

llC70 llny 31 _ 52 O 640 523 311673 lvny 30 50 0583516 4 I12106 Iby 29 bull __ 51 a 570 111823 June 2 48 a 566 506 5li950 lviay 30 _ 49 a 560 54~ 2

- 12000 llilay 30 50 0 5601~105 May 28 j 53 0 5608$56 lvhy 27 52 7 557

11971 June 2 51 0556 12102 June 1 46 6 548 11973 lJby 31- 48 o 54311952 lvhy 29 49 18 537

-11975 lvby 30 48 0531iUi56 June 3 46 a 526i19n June 2 46 3 525~ii6S9 Fey 30- 48 deg 52111976 June 1 47 o 50611999 June 1 47 14 506il992 lJaiy 30 47 32 504

11811 June 2 48 18 lt199 12101 June 2 middot16 14 499 11-12 June lt1 48 32 182 6251 lvhy 31 48 1847411969 June 2 47 0middotmiddot lt17010middotj94 June 3 17 a 463

12103middot June 3 48 a 160 )1977 June 3 46 a 458

1196middot1 14ay 3C)middot 16 5 457 12101 iIay 30middot 19 0 MS

H bull i bull

StnnaDrd error of a diffcreiiCC ~otwccn thcmc(]l] yiqldOs of iinytvio voriotios =546 buShels

I

~

- 43-

Table 19 - (Continued)

scsperus ColorC1do(Tl1rce plats seeded September 27 1940)

Imiddot n~~rr ~~~l--=uigh ~

porRDnkbushel

I I ----- -~ ~ugust=- ltInches I POUoJds) ---

6251 10 4-1 63 618 509 2i llSn 10 ~ -12 63 5604 419 3

10091 8 l ~ 10 62 558middot B2 -0

ll673 middot12 62 539 514 1()

8856 5 J laquo 44 63 492 440 711974 9 42 62 475 443 4

12101 10 lt 44 64 474 12000 8 42 63 463 ~

12102 12 44 62 458--11823 10 lt13 60 456 400 1011976 12 40 62 lt156 442 5ll81fl 9 44 63 451 408 911972 8 flO 62 4t 472 3ll950 6 n 02 -134 399 II

1112 9 42 62 428 388 1211973 8 41 63 123 370 17ll969 10 12 61 418 343 1911992 8 14 62 -11-7 11999 8 11 6lt1 -n7ll961 8 lt12 62 n~

ll669 7 f bull 38 63 107 378 1412104 12 44 62 10412105 11 44 62 404ll956 9 14 63 101 374 1512106 11 13 62 39611975 12 42 62 394 367 18ll952 3 40 64 377 310 2011977 10 38 61 357 374 1512103 12 44 62 M9ll970 11 45 62 329 388 12

bull Standard error of a difference between the IOOan yields 6f any tWQvaJieties = 768 bushels

f

I

Table 19 - (Continued)

1- ~

t ~ bull

o14

AIDos Iowa (Jiourplots)

10094 69 588 288 403 212101 26 E86 255 fl1442 34middotmiddotmiddotmiddot 528 247 366 7

11950middot 51middotmiddot 554 221 377 -511999 middotmiddot 45 588 22111844 51middot 578 220 356 1111971 1-3 556 220 424 111972 35middot ~ amp72 208 366 711956gt 55 590 201 364 912103--- sa 587 195 11952middotmiddot 66 588 170 390 412104 ~ 64bulllt middot585 16812000middot t 579 16211669 78 S~r4 16-1 391 311992 10 573 16111974- 61 543 160 369 612102 2~ 598 158

6251 78 579 155 346 1311973 54 586 155 354 1211823 li4 544 154 357 1011970 28 5704 114 342 1411673 60 563 139 33 1511964middot 51 579 1358856 18 581 119 328 16

12109 J 15 563 9511977middot 6Q amp0 2amp2 1811975middot 71lt 72 299

_ J 17-

11969 86 ---- 57 270 2012105 13~- -_ 4111976 _5 32 271 19 l_

~~~df~~e~~let-~en

Standard

the yields ororyy two~6rieties= 249 bushelsbull-

error mean

- 45 -

Table 19 - (Continued) L~col~ebraslm

(Five p1ots~ seeded acpt01~er 25 emerged September 30 1940)

9

8

13456

715

17

161814

11131012

227221232225

1965186207

32~5 280 21t7276 272

--~l~till~~r gtti~~ - ~f~1-ei~~0 vre~-~TICJlV~ Jlvera~~clf==1 ~~~~_l~rvival)le~~do~rmpeIreacti~zrl_ _ J bush~l- ~~el~~ 1940-~L ~~1k_1

Pc -ilij June 1L1) -Wosf Bu ~Bu- I11950 65 29q4 22 35 568 317 316 2 I

11992 6525 25 34 557 3098856 69 P 20 3 36 592middot 295

11956 66 2pc 26 2 32 57r 28011669 65 33lt 24 2 34 564 26811844 56 25 27 3 36 568 25811952 702~ 20 3 35 58824412102 5626 27 3 33 57 7 22112101 61 26 27 3 32 568 19411973 57~5 26 3 34 55~(j 19112000 51 43 25 3 33 55~4 18610094middotmiddotmiddot 84 Z6 26 3 32 543 17411964 56Z6 25 2 30 51-0 17111971 74 Zo 26 3 34 518 154 11972 60~7 27 3 32 518 15111673 57Z5 26 3 34 526 118

1142 76 Z7 c 28 3 34 550 itG11999 46Z7 28 3 31 539 14612104 44 Z5 28 3 32 amp-10 137

6251 69 ~rlmiddot 28 3 34 550 13511970 63Z6 26 3 37 510 13~iJ12103 middot16~7 27 3 30 539 13311823 51~7 28 3 31 17-2 13211969 - 52 Z7 27 1 32533 13611970 13 ~6 27 3 28 195 12312106 41 35 25 3 30 510 -110111975 29 (37 28 3 28 190 6612105 29 AS 28 332 510 6SllSn 39 29 28 3 2810 55 174 20

I 1197e~ __~~ 29 28 bull 3 2747~~_54 185 19__1

Standcud error of 8i differ9nc~bet~loenth9rmoan yieldsQany1-wbV1arieties 298 bushels

l 1 and 2 arc degrees of resistance 3 and middot1 degrees ofsliscoptitbility

f

46

J

109 10

106 1191 17

120 994 15

106 ll101 1393 1679 2090 IS96 14 G5 19

Ronk~-

i150 2 t141 4

I154 1

137 5147 3 I

130 6

128 7124 S

Table 19 (Cont inuod)

AlliOJlce NebraSka(Thiee plots

C~I

number

12102 80 JiinC3 21 610 21312101 88 Jime3 3() 625 206

1112 88 JuneS 27 610 1$911669 85 June 2 20 605 lSS11972 83 JJine 3 19 615 lS712103 gO JUlle2 20 600middot 18~9

6251 75 JUIle2 23 620 bull lS~311973 87 JUiEl 2 19 615 lS111673 85 June 2 21 610 IS )12105 60 J~l 23 605 17910094 97 Juil3 4 18 615 18-511844 90 Jun13 1 20 EiOO 15~912104 middot83 JUfl92 20 595 15712106 $3 JL1Q 1 22 590 1511992 S1 Junel 21 56~0 15311964 160 June 2 19 580 119

8856 83 Yay30 20 590 13411999 88 Juile 2 17 600 13312000 ll8 JUIioZ IS 595 13311950 87 JU1Q 2 17 570 12middot2U969 90 Juno2 17 590 117nS74 88 Junel 18 580 ll6ll91 92 June 2 17 575 ll211952 M Juno 2 16 58middot0 1071+823 87 June~l 18 580 10311970 OS June 2 18 610 9911979 68 Junc2 19 585 8611975 15 Juno 2 21 585 B911906 ~3 JUne 2 17 575 061197 78 Juno 3 19 600 84

Standard error of a diffcrcnCebetwoonthe moan yi~lds of ~ly twovarieti~~ = 389 bushels

iL-s

- 47-

STANDARD EBROBS

Standard errors were calculated for each station as outlined on page 21 of this report

In table 20 will be found the number of plots t average yields and standard errorS for the unishy

form nursery grown at each of the 12 stations~

9-411512

7middot63575

132227237145

187321335205

265453474290

696 492 348 891

369 301 213 719656 5~36 379 1057

331 209 148 1279864 546 386 7329 Ll0 7~68 543 1228

353 249 176 1101

1 73 298 211 1234188 399 282 19~25

---_

Imiddot -l__Stl1daril er OJ opound a ---_== iSbgle~DifferOJ1Ce ~l 1

I plot between oeDLlS lfuSlio-rs=~rcenr

(Bu~hols BUshcs Ij

ITexns

Denton 4 1403Chillicothe 4 1501Bushland ~Irrig~ted) 4 3105Bushland Dry) 4 252i

OklahomaWoodward 4 3904

hJsosIvbnbnt t an 3 2964hys 3 3585

ColoradoAkron 5 1157Fort Collins 5 5270Hesperus 3 4416

IowaAmes 4 1599

NebraSkaLincoln 5 1710Alliance 3 1465

Table 20 - Nwnb)r of plots averGge yield and standard errors for the uniform yield nurseryat each coopmting station in 1941

NUmber -+---XVerageStation of yield of

~lots vDrietiesbushels)

SUIJlifLBY OF NUBSERY YIKLDS

The yields of the 30 varieties of winter wheat groW1l at 12 stations (13 nursories) are

sWllIIlnrized in table 21 whore ~he varieties are listed in order of the 13-nursory average yield

These avemgcs arc of int erost only insofar 1sthey shaw the generai adoptat ion of the vcriety

A more detaile~ study is possible i as the vcrieties also have been Dvercged and ranked by Stotes

Pmmee hDd the highest aVerage yield in 1941 rhis v2riety rankod first in ~exns ol1d

f Nebr1ska sixth in Oklahoma and Kansast f()(rteenth in Iowa ord seventeenth in Colorodo In 1940

Pmmee ranked second in the nursery and again made its poorest record h Coloiiado Cheyenne x

Tenmarq (CI 11972) rnnkcd second ~~ing its best record in K~s~s ~his strain ~id the highest

average yield in 1940 Li third place WC1S KalTv2Je x TOl~rq (cr 11950) a wheat that ros been

high in yield for sc)voral years in spite of a tendency to shcttor under certain conditions

KamiddotNalO x Tenmarq (CI 11992) rOJked fourth culd KDxNnle x ~e1llIDrq (Cel 11956) fifth ~he avo

rage yields of the four leading varieti~s differed vGry little It should be lintcd out that

tho first tlOlve vorioties had ~oxmrq as one parent In this sune group four varieties rod

KmNale os one Drent DLid i~1 three cases CheYOJu1e laS used in the ClOss Eighteen hyblid strnini

rI

IrImiddot

I

bullI I -- per acre Iz IN1rm Iemiddot Iowa eP~1rP CoIOrte1o pound ~

ii C~I I lIuh- 1 I I I I I I 1 ~ I I I J 13 I=~ i 1Cldl-1 1IIiu1 1aIIilble- JIBIIIlIOOl1-middot~ 1AIlbmkl ill8$iLi_ AlU-A~ BamkJori aAllnDdleit- Ae-JIaak1 I S~ 1 u- DIF (rnc~ -- rampampel 0middot I colin aileerace middotJCol- i tPenalftCllI lut1eot1IenAllid)_ I ~ bull I bull 0 I I bull UD I Imiddot I

I

III

Jampbull

I -

iftliaart errOl o~ bull _ (1IuIIelII) 132 227 1115 2- 096 21 3079 211 1middot16 211 2~12 116 86 1118 5middot1l 228 0 080 J I Is~ error ~ bull _ (~) 91l1 1512 515 16 5005 1middot91 11910middot51 639 1101 12- 19025 nll 132 1219 ~2I 6JJ 11l II I

- 49-

ronked obovc Faxly Blockhull ond 21 nere obove Blackhull OCld Nebred Again the Hope crosses

failed to give good yields as Hope x Tuxkey 1069 rmkcd cightcenth Hope x Cheyenne twenty-fifth

Qlld KlJlred x Hope tVlCllty-ninth In the 1941 nuxsory three strains had [werage yields lamr thDn _

Khnrkofchock

Tvrenty varieties have beon grovm iE the nuxscry for the 2-yccr period 19middot10-1941 Clt 11

stations vlith 12 nuxseries These dnta are presented in tob~e 22 lhcre the yields are avoraged

by States and the vC1rietics are listed in order of yield at all statiolS Cheyclmo x Tel1m~tq

(C I 11972) bad the highest avercge yield being consistontly high at 011 sttions excGIJt in

IO7au1d l~ebrcsko uhere wintorkilling wos heavy KavJValo x Tenmarc (Cl 11950) roikcd second

and PmJnee third These tvro strains had consistentB performuncos except trot Pavmee roc1ked fifshy

teenth in Colomdo Kawvale x TC11lIlurq (Cl 11956) ro1ked fourth COlIiltlIlChe shth 1hrly Blachshy

hull tenth and Black~u11 tvmlfth Nebred and warkof hnd avcroges considerobly lovlOr tlmn the

earlier vcxieti0s Etrly Blockhull x TollJDXq (CI 11952) hod 01 IverG-go yield considerably

higher Uwn Fcrly Blackhull In spite of tl-Je viintcrkilling ct the more northern stations grom1g

nurserios in 1941 tho oorly lalf-rustresistCJ1tvcrioties rlgcin rere at the top of tho list

for yield

Dato for c1klXocters other than yield cxe Qvorcged and presented in table 23 Since all

stations did not report the same datathe number of stations entering the averages is shawn at

the top of each column

Winter survival data show Nebred to be the most hardy variety in the nursery TvJO KltUlrea

Hard Federotion x Tenmarq strains (CI 12105 amp1d 12106) proved to be rather tender The rest o~

the varioties lu1d survivoJsthnt variod aver a I11frOVl rongo bull

Farly Blocld1ull is still the earliest vorioty in the nuxseryAt cleven sktions ipound 1VG-o

raged two days oarlier in headbg tlJDn Ebrly Bladldlull x TenmGrq (cr 11952) and three days

earlier than ChcyoTJ1Je x Thrly Blockhull (Cl 12000) Sevoetecn hybrids in the nuxsery rod rnv~

rage dates of he1ding e1Tlier thlt-n Block1mll ~Xkof ws the latest V1rilttty in thG lIllrSor

This gives a clear picture of the empmsis being ploced on cCXly vrheats in thoarea Ripening

datcs bring out about the same differences Qlthough the sprood is not so grect

Height measurements vcre reportod from all except one nursery and the averages showed

KltmredJhrd FederCtion x MiIlJmrdi-Mintuxki (CI 11970) to be the tallest and Hope x Turkey 1069

(Cl 11964) the sholtest athel vaIieties shOUwd very little differcl1CQ in averag0 height

Lodging data were reported from four st~tions )J1d indicated some differencesmiddot ~he weak0si

strawed vrieties were l31ockhu11 E1rly Black1lull and CheyeIlile x ]1rly Blcckbull (Cl 12000)

The IGastlodgir~was reported for Nebrad Ivbrtin x TOJ1PlOrq3 (CI 11823) and BltLckhull x Ten

marq (CI 12102)~

--

faltb ~ -~ of Bence Fie14 of ZO wbhr whea YUieU cr- ill _Uelll Fie14 _erie bull U aUon in lla 1l8I4red riDur whea 1eC10nbull 1~1

a I t llpllle1 pH Ia I I Jtpe Pr I Japmiddotu COXon4lp I Ina f - 1tratIla ~I bull I I IJlaU-Illpell-l I I I I I I I I I I I I I I I I I 2 I

1 t 8Iie7 or I 01 IDa- 101l11l-1 1Ul41 1a1llAn- lBultI1J~III lAy I Ihr I Ay i a I Ir IAlA-IAy I I- Ia I _811 on I cohe(IlIi+(Drr 1l8p I - IftIlll 1lIuIk1~I_1 daDk 1001- 1p8n81 ZIJaIi-IJIaDJt I aohle I r-BaDkIUle Ia I I _4118114) I I I I I I 11M I I I I I I I I I

IIq~n z 8uaIq 1172 ~1 205 29 11 232 3 40 1 ~9 32~ 31tmiddotl 3 506 ~12 1Ns9 3 ]66 7 221 15 I bull 312 IlKarial i arq 1150 2O1a 151 281 19middot1 20 bull 31t l 1 352 386 1 ~~ 9 ~7middot2 5 middot7 5 llmiddot 10 211 t 30 I11_bull 11669 25middot~ 21 32middot0 lbullL2~5 I 31middot0 _o~ 29bull9 311 ~

3Tbull1S 19 ~ -~~l ~ 271 ll~ ~1_ I

llawnJOZ aDUlq 1156 21middot ll ~1 16 235 2 36~ 5 31middot3 30 ~lis ~~ ~3~2 13 280 bull 9 i

llured-IIuIlJe48laUonz8uaIq 11971a 2115 162 middot3 162 203 10 38middot0 3 2 ) 561~ 50middot5 2 369 6 2001 120 16 13 291 IIaouoie 11673 252 21middot3 236 16 217 ~ ~7 9 350 29 5 bull ~-6 5~515 1 5 1 22 l~O 1S1 12 29 IllallJ B181llt1ml1 Z auaJq

~=281 176 23middot1 15middot5 211 6 1 2 3S~ 31middot1 2 7~5 ~o ~ 19 0 272 106 I 7 291 I

lIaIlIet Z Blackmll ZO 11 269 169 206 9 JIJbullbull 6 1lmiddot7 ~ 210 lis 7 10 356 11 276 12 ZO~O ~ 212 I I

IO~lIIIile Z aazq 11~U 19middot 21 290 15middot0 21~2 5 ~o bull 6 276 30middot6 7 ~ ~0~7 11 35~ 12 2 1~bullJ 5 bullbull1 I~1ulJBlacldml1 IS 25middot2 18 1middot5 11 1middot3 12 llmiddot~ 12 6 1~ 260 12 ~9 0 ~o 9 32middotmiddot16 32middot5 lG217 1 269 I

1~1Di ellMIq 1112 middot215 181 26 lla ZO2 11 32middot5 io 261 226 2~1 11a ~6 400 ~5 bull t 7 10~~

1011~bullbull 16 265 I Blokml1 6251 21 llal 21 10 17~ 15 2S1 15 211 ZO5 2~ 15 ~ 509 ~7middot1 ~6 l 17 11 26 Iilaprell-llull JederaUonz II1Ilha141- IIi lIiDUrId 11970 196 10 211a 12 11 l ll 12 26bull 262 26 11 52 l Zf-l li 1~ 206 l 120 ~~

260 IIJ~_ a011iDe eleoUon 119n 182 12 22- 5 156 19 31middot5 11 ~bullbull middot215 25middot71

~~ 1 ~ 1 221 1 1 260 1Ie_et 1~ 221 102 21a6 10 169 17 - 267 18 2 186 218 19 ~t ~~6-11 110 2 2~2 128 18 11 ~~ lliope Z alureilD 1~~ 25 1~2 290 17middot0 20~ 7 27 19 27 26~ 27110 1a52 ~ ~ 18 27~0 20 18 1 1 18 7 IlliieIkof 13middot0 111 2 1~ 15 20 271 i7 27middot2 12 227 11 ~7 31 1 1~ 36middot6 7 225 150 11 bull 2~ IlIaDJoe4 Z Iope-Bar4 JeIlerUOD 1115 2middot3 12 2lJ 106 170 16 29~ 1~ 260 21~ 2middotZ 16 ~7~1 ~7 1 15 ~9 l1 12 0 li ~7 23middot I1bDie4 z IIope 11976 212 11middot7 250 12middot5 17middot6 lla 27middot~ 16 25middot7 215 2 17 la 2 ~s 12 27middot1 19 18~ 1~9 12 1 2 IICClllp01Ul4 orobullbull 11971 1~9 11 26 16 15 18 22middot7 20 20 207 20 20 1 3l~ rlmiddot 20 212 18 11 5 10 20 21_ II l-

~I

-

Leai rust

Varieties roving

- 52 -

reodings were reported rom five und stem rust reodings from twomiddot stotions

low re~ngs for both diseosos were Jomiddotllee KvlVole x T~qmiddot(CI 1195Gi)

Hope xT~key 1069 (CI~ 11964) Hope xChcy~rme(C~I~ 11969) und KovNQle xT~1IllQrq (9I

11992)

Kernel plump~Ss data were2e]orted from two statio~ aha these havegtbeen averaged and

DATA mOM TREDlSEASE mmsmus

Bmfr NUElSmY

For convenience tho doto from tho vniform Iilinter nhcot bunt nUsery ore includod in this

report Tl10se dnto (table 24)Tore ~ecurec1in cOQpcr~tion with AgroiJqmist s O)ld Potllologists

working in the area

j

f

1

- 53

UNITED STAT1S D]PAaTMENT OF llGRICULTURE

Bureau of Plant IndllStry

SUMiYIbEX OF THE GBElu PLAINSmiddotUN1FOBM WIhrm~ BUNT NUESmY 1941

By HI A Rodenhiser Pathologist and K S Quisenberry AgronomishWheat Investigations TIivision of Cereal Crops and Diseases

The uniform winter wheat bunt nUrsery for tho Great Plains area wos continued in 1941 inthe same manner as in previous yeaxs This report presents 0 sumnnry of the d1toobtoined in1941 together vlith lbhe averages formiddot the vaxietliies grown dUring different periods from 1932 to1941bull

In the fall of 1940 50 varieties and stroins of uinter wheot were SOVl1l in duplicotC8-foot r01S ot- ten stotions in the GrCtJt Ploins and ot BozemaJ1 1bnt KecrneysvilleW VoBeltsvill e M4 and Logan Utah BeCouse of unfovor2blc environracntalcolldit ions for bunt Jonshyfaction or subsequent plont grovrth no cL-m VlOre obtolned in the nuDseries seeded at- Lincoln andNorth Plotte Nebr and at St Poul Ivlinn ThedJta from 10 nurseries axe averaged The SllUt trot developed in the Logan utah nursery was caused entirely by the so-called dworf bunt orgOroniso and therefore the infection pcrcQntltgcs ore not included in the averages for other stationsThe nurseries included vorioties that hud shown resistw1ce in previous years and Igtromsing nm7strJins supplied by sevotal of the cooperat ing stat ions

Inoculuo for nost stations inS obtained fron the previous years IfUrsery at that stationby selecting bunted heads poundroD all infected vriGtics end froD collections DQrle froD faroersfields in the State where the test was made For the IvWiliatGan eXperioent the inoculum laS acomposite of racos knovm to be present in Kansas For the Kearneysville and Beltsville teststhe seed was inoculated with a cotlposite Dade 1lp of inoculum frOD all of the other nurseriesClean seed vms planted in the Logon nursery Q1d infection resulted fron the soil bormc organisn

The vurieties axe listed in order of the avertge infection at the 10 stations Thesemiddotaverages ranged fron 01 to 671 percent The average infections for SODe standard varietieslere as follows Ridit 20 Relief 26 Hussor 32 Minturki 91 Yoga 95 Nebred 103ond Oro 172 Of the susceptible check varieties Kh1Xkof had an average iIlfcction of 360 Cheyenne 39bull0 Quiviro 518 and Chiefkwl1 671 TJO hybrid strains hnd averogo infectionslovler than Ridit These were Oro x Turkey-FlorQamp1Ce (F9) and Hussar x Kmred (CbullI 11989) Fourselections fron the cross Hope x Turkey 1069 bad aver~ges 10Ter tlDJ1 the porelit varietyTurkey 1069 (CI 10016)

At the bottom of the table are shovm the average infections by stations rhe heaviestinfections with inoculum other than the dwarf bunt vmre obtained at Bozeman Ivlont Fort CollinsColo and lviurJbattan IWns A study of the lbnhattan Akron Fort Collins ond Bozemun dda gives some indication that different races mltJY be present ot these stations The behavior of thevarieties at Logon is of interest in thlt some of those eorrring rOpoundistance to the races presentin the Plains are also resistant to the dvrnrf bunt present at Logon In other cases strains trot

are quite susceptible on the Ploins see~ to be ~oderotely resistent ot Logon

Longtine averages are shovlD for vorieties gr~m for more trAT) one ye~bull For the period1932-41 Turkey 1069 (CI 10016) Nebred ond Hussor hcvo the 10middote st avero~es For the 3--yeorperiod 1939-41Hope x HussCX (C~I1l834J Relief 2nd Hepe x Turkey 1069 ~CI 11964) hmiddotweshmm the nost resistance Severol of the vcrieties trot mve beon highly resisttnt in thesetests and are othervlise agrononica11y desiroble axe being tested llith individ1U11 races tht havebeen identified in all of the wheot grovling areaS

bull j

i

86

j 1O~106101

7middot96

middot_----~----------------~~-~-~------~--------------------

rI

55

UNIFOBlvI WINTER vrnm RUST NURSERUS

In t~bles 25 ~~ 26 ore presented dQto qn severity of le~f~rust md s~g~~~t infection

on the 30 voxieties qf winter vThed grown Ll rust obss~tion nurseries t~ltgQgheIJ~ tho oountry

in 1941 These nurseries Jre LUintained froD yeor to yecr ~s part of n J1Jert ~elQUrQh progrno

corried on Ll coopcrotion ui th agronorUsts and patll010gists erployed in the ~evoru Stdes CODshy

cerned Lcter t 0 cooplete report of these nurseTies ui11 be issued 8c1d th9 rust percotCges my

not agree ent irel rlth those presented here since the clto sItovm in this less de~oilecl raport

include only figures for the severity)f infection

Differentiol dato for leed-rust hlfection -rare obtdneclfor the vcriotips ot 20 stotHJlS

(toble 25) In cnlcul~ting the over~get Q trace (T) ~ns considered2s equal to O Aoong the

seuihJrd whects Hope x Russlr (CI middot11682) Hope x Konvde (CI 11959)~ ~lcl Red Rock x BGpe

(C o 11821) Ind the lC)VTest ovemge infoctions Of the lnrd VIhBats IIt-uqui110 x Oro (CI 11979

and CI 11851) t Hope x Cheyenne (CI 11969) a1d tavrvnle x Tenrnorq (CI 11956) had averoges

less thaR 20 percent In the snme tests susceptible voriotieshad aver~ge infections of from

60 to 715 percent

Stem~rust readings showing differential reaction wore raported from 13 stations (table

26) Among the hard wheats the mosb pronoun~ed resistancQ vJUsmiddot shovm byHopb x CheyOJlIle (CI

11969) Hope x Turkey (CI 11964) Mnrguillo X Oro (C~I 11979 Cw1d CI 11851) t ond R-044shy

Minturki x lVJinturki (CI 12022) Of the semihard mGQts Hope x Knvrvole (CI 11959) and Hope x

HusstX (CI 11682) md low nveroge infections

Toblc 25 _Severity of 1e1 rust infection on ninter nheQt vQrieties gravm in the Uniform Rust Observation Nurseries in 1941

VGriety or cross

~

5355 302 50T+ 25

15 305 15

1 70T 501 65T50T 35T+ 10

T 301 50

1 65T+ QOT 5o 10o 1 T 25

0 25T+ 30

T+ 30T+ 45

433131054 4128

30 13313~3

806570

70 36765 11975 56770 46460 24460 26140 180middot25 15835 15465 21865 190

170 261

80 63 080 71535 35880 64910-63 390Q5 8HO t9 010 t5a I1099 OJ

15 117 m15 124 I

65 245

B565

100100

6520202540202515

46 SO10 50609025 5T 10T 70

2S 1525 lt1585 6040 80

T 255 40T 25T 255 Z5T 25T 10T 20

251015

TTT

20355

2010

15203030

52020

101010

1

30 25 80 - 9025 60 80 9015 5 80 8020 65 80 9020 -40 60-8Sshy20 85 90 10030 40 60 9010 T 25 10

1 T 20 105 T 10 20I T 10 20

T 10 40

70502060eo6070101015

510

753075

55

10

106080704030401510102015

9595809595959020

5Q

5070

7010100102010

100100100100middot

75202020

T55

20

30506030104020

TTT13

503080TTT

75 5060 7060 540 8070 middotmiddotmiddotmiddot6065 9085 4040 T

3 23 2

25 T20 20

25351575T5

JO30504040252020

55

103

9090gt9595Sfr80857570657030

8585

51060G5

8090

70207580556570551095

2525402510

TToo

oT

402585-~

T

-

85100

254065shy6525

5T

3T

10

3525middot9590

52525TT

105T

759510

10085

10075

5252

15

5060

100TTT

35

2525

325

3T2T

3

225615

115

5

)5252010

5352middotJ

515204025

60 7560 9510 545 10000 100Z09015 20

5 55 T

30 T3 T5 T

355

75T5T

7590306585-85452010101550

1530

57

1055

-0ooo1+

607075551045

51020656065

40755580755520

3551

20

T122

5211T

502510

253010152510

51TTE+5

TTT5

51020TTT

152025101510101515201015

50754050404020

T

fSoit Bed ~hignn Amb er 5620 751 TiUIllbu11 5657 80~~tDcnton 8265 50ti bullbull M(3Jster 6471 90

~tmiddotgtoiit~~~ioncon ~f~ ~gampi Purdue no 1 11380 80r~WijDas1i 11384 60t middotEUitzsel x Hungarian 11849 50~Fultzseh x HungaXion 11850 45~rbulll ~tz sel x HuDgorian120l7 30)middotFultzsel xTJWIlbull 12018 40

~H~eHt~=Redmiddot 4843 50~l Kawvale 8180 ~ 35 I~nt~~i 6155 50I Hope~Hussor 11682 20 HQpc~ KuwvrUltl 11959 20

Red~o~k x Hope 11821 35

atI~ ~ep7 51 A6 I~liiiiibda J 50 Tcnmarq 6936 65

Kharkof 1442 75Mala~of 4898 80Comanche 11673 40

I Pawnee 11669 30 Kawvale x Terimarq 11956 35

Marquil10 x Oro 11851 50Marquil10 x Oro 11979 30HOpe x Turkey 1069 11961 25Hope x Cheyenne 11969 20E-41oMinturkix Minturki lAJ22 70

~ -l

=_---~------------ ~----------------_ --~~~_-~~~

Table 26 - Severity of stem rust infection on winter wheat varieties grom in the Uniform Rust Observation Nurseries

11lJ~J

in 1941

----[AverC1ge for I13

stations I

I519467500515492538 j488566 1

558 CJl591 -J

535 I-

535 j

467 j

290 219 i

5-919 ~

318

18320028828513818613~8

4429220511

1

)

--~---

30 100 75 T- 30 100 65 65 20 65 2035 100 80 T 20 lOO 65 60 15 65 1530 100 80 T 20 100 65 70 15 65 3035 95 85 5 20 lOU 65 70 15 65 3540 100 70 5 25 100 65 70 20 65 545 100 80 5 40 100 40 80 25 60 3545 85 80 20 20 100 60 70 20 60 1550 85 86 10 30 100 65 80 20 80 4040 90 80 20 30 100 65 80 20 70 5050 100 88 40 40 100 65 70 10 80 5035 100 90 10 40 100 65 60 10 70 4555 90 85 5 WO 80 60 5 70 40

10 75 90 25 FO 65 60 5 65 T10 90 40 10 15 90 20 15 2 25 25

5 20 60 T 15 80 15 20 5 10 10T+ 10 T 0 25 5 10 1 T 20

15 T T+ a 5 5 T T 0 T T10 60 0 20 lOO 25 45 15 25 -10 3 25 10 20 90 5 -~ 15 T T20 10 25 0 15 75 20 10 15 T T25 - 15 55 0 30 100 25 20 15 l 10

5 20 60 T_ 20 100 25 25 25 T 1020 T 20 0 15 80 5 T 5 T T20 5 45 0 15 90 10 15 5 2 T15 5 10 0 15 90 10 T 3 1 520 5 5 D 5 T 5 3 T T10 T 1 0 5 10 T T 2 T T

5 5 0 0 10 5 T 1 T T5 0 T 0 0 T T T 2 T T

30 0 2 0 10 T 5 2- -T T

0 e IMchigan Amber 5620 40 65Trumbull 5657 2 50Denton 8265 10 65Fulcaster 6471 15 65Ivioditerranoan 3332 5 70Minhurdi 5149 10 80Purdue No 1 11380 10 50Wobash 11384 25 65Fultzselection x Hungarian 11849 20 60Ful tz selection x Hungarian 11850 15 60Fultz selGetion x Hungarian 12017 10 6~

FultzsGlection x Trumbull 12018 2 50SBmihard Red

HUssar 4843 T 65Kawvolc 8180 T 35Minturki 6155 T+ 45HOPe x Hussar 11682 T T

HoPe x Kawvolc 11959 0 TRed Rock x Hope 11821 T 50

Hard HedtKnnred 5146 0 60TeIlll18rq 6936 T 70Khurkof 1112 T+ 75Molukof 1898 T 80Comanche 11G73 T 35Pownoo 116G9 T+ 35rowvule x Tonmorq 11956 0 25M1rquillo x Oro 11851 T 10M1rqui110 x Oro 11979 T 10Hope x Turkey 11964 0 THope x Cheyenne 11969 0 TH-44-Minturki x Minturldl 12022 0 T

Is ft R d

Variety or cross

Ii

~bull~bullbullbullmiddotbull1

~ ~

J

-~

rmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddot

~

16 _

Table I - (dontir~ed)

amplIl1

194 2200 1190 3

C

11)2 81amp1 9

t172 6169 7177 4176 5154 11150 12144 14158 10

145 13139 15

129 16

NQith PJattet)iebrE-skh ~ ~epHcations1 ontol1owi2 replications 1~~

Tmiddotmiddot--h~a Hci~~

Variety orcrOJiS

(Four 140-acre plbts~

Nobred lQQ94 81 i JUrieZ z2~28 55SCheyenne selection H606 66 ampe2 555Cheyenne 8885 68 Jimo3 25 660Kanred x B1ackhull 11844 42 June 2 2tj 540~urkey selection 11577- 63 J1ilie middot3lt $O53~0 ~urkey selection 10015 64

25 June 2 29 540

Chiefkan Il54 JUhe 2 35 575Kanred 5146 44 June 4 25 545Kharkopound 1442 49 JuQe532555Nebraska 60 middot5250 39 vuiie521 ~~~g~~key (loq~) ~~~~ gt~ ~~~l ~~ 540North Platte 11 8884 23 June 4 -31 550~enmarq 6936 24 June 4 32 540Blackhull 6251 3QtuneA 30 -550~u~~ ~ -JW73~ ~ ~e3~ ~ ~~

Pawnee 11669 13May 31 29 550

Stondard er~or 0t~ d~tS1~ceb~nJYhem~yi~nisoimiddot~tw6V~i~t~S= 1~~bUShels

i

i

~

10

~ ~

i

I

I

iI

~ I

~

~

-

I c

-i i ~

o_

~j

fmiddotjL

L

Table 1- (Continued)Waseca Minnesota

(Three 17~acre plots)

Vari 9 t y or cross Clnumber

Ilhrmin 11502 70 2 7 20 80 83 60 54 0 8 185 349 1H41 x Minturki2 (Iviinn 2701) ----- 58 3 9 T 10 85 65 530 176Minarax Mbiliardi 8888 60 2 7 25 100 90 80 573- 167 366 2MiDhatdi x Mar~is (Minn 2699) 65 2 7 T 60 83 68 529 151n J5 Minturki ~~nn 2702~ 32 4 7 T 10 85 70 533 128

Do Minn 2700 ---~ 38 4 7 T 70 80 63 526 105Minturn 6155 23 3 7 T 100 82 65 531 101 316 5~lebred 10094 17 2 7 5 100 85 7Q 536 middot SO 345 4YOgo 8033 15 4 9 5 95 73 60 533 87 -353 3KJakopound 1442 5 3 7 35 95 77 67 517 66 308 6Karmant 6700 0 453 2

of aIry two v(lrieties 204 bushelsstandard error of ~diplusmnference between tIle mean yields

i ~ -

I-

St Pill Minn~sota--1

(TEree Q-acreplOIs) bull

Variety or crossRank

~ iit Micllardi 8888 38 thy 30 9 41 30SE 70 92 73 5S0 21~4 39bull5 2l~di

- 514g 53 June 1 10 41 50s 100 93 62 56~ 200 37~5 4I~ 11502 33 lIay 31 9 41 T 80 92 67 563 200 392 3Minturld 6155 32 June 1 10 41 10SR 95 90 65 566 179 39~6 1YQgo 8033 25 June 2 11 41 lOSE 80 88 68 566 175~ It Minturki2 (1finn 2701) 24 Atfay 31 9 42 T T 88 65 54-9 16-0Minhardi x Mar~uis (Minn 26y9) --~- 18 Yay 31 10 37 T T 95 77 571 135

- amp44 x Minturkl (Mimi 2702 8 Junamp 3 11 40 T 5 93 62 559 7-9Do (Minn 2700) 13 June 1 8 40 T 15 90 63 546 74_

13tandard ~r~or of a difference between the mean yields of any two varieties ~ 293 bushels

Table 1 _(Continued)

~----_~_--___

70 802 Z9~875 610 247 262 3S5 627 2-16 243 475 611 24665 604 21368

61 8 2~12 275 2

65 591 23170 609 232 280 1

-middot~middot----7-middot~7--f- -__---~--- _bull___-~ I middot

18 10 7014 ~41 831536 6514 397216lt43 6315 ~ 398515 flO middot1815 nmiddot 73

~ _~----------~------------------ ---------------__-

15middot131511 ~ 13middot 13 16

middot13

8033

--_0-

middot6155

115028388

f~~~iililittirld2 (IfJml 2702

j~~~~Ii~~~yen (~1~ 2700)I Do (LUlJIl 2701)lgomiddotmiddot ~ I~~nlkUd x iVInrquJs (cm1Il 2699)

~flint~k_~___ _

1~~lc1middotxdorroi of co difference bctw(el thOi~EK-TJYioTas-()CoY]TOv1rioti~s~ 3~Q8-b1Jsfte1s

I-CD

liiilbrd x llinhnrdi 8888 87 30 36 8 600 86 95 J

KfUirkofi Bmiddot12 G~l 20 37middot 15 580 A 92 5f J

Turkey 1571 82 20 36 15 570 82 - g~2 5Nabrod 10091 93 19 31 8 60 5 - 01 116 2

V15iritUrk5 6155 middotmiddotmiddotmiddotmiddot89 2b 37 15 570 78 97 3lv~tmpoundn 11502 80 17 37 8 5~0 70 135 1lCtlifmorit -_- - 6700 76 20 36 10 530 73 80 eN6Jjrcsko No 60 6250 ~5 19 36middot 15 5G0 60 70 9Yogo 3033 07 Hi 36 5 590 63 G7 7Belog1im 1513 70 19 36 15 575 5 71 10

~__--- ~__ - __ _ ___middot-~ _I

-

- 19 -

- KclXoont 6700 83 6 11 3[J 60 382 362 7Montana Ho 36 5519 00 (3 11 38 60 382 363 6fogo 8033 80 10 10 37 58 379 360 8Ilhrmin 11502 83 5 12 38 60 367 35~9 9Nebred 10094 82 6 8 34 59 364 396 2

~ Khnrkof 1442 82 6 10 36 60 364 383 5Nebrasku Ho 60 6250 82 7 10 35 58 354 393 3lvlinard x Iviinhardi 8838 83 9 12 35 59 351 355 10

~Kcmred 5146 GO 7 11 30 58 348 389 4Cheyenne GOG5 02 7 10 35 60 345 lt109 1Minturki 6155 82 7 10 36 57 333 349 11

Standard error of 0 difference botw0cn tliC moCJ1 yiolds orony two variotios- 41r ousncls -

14126700

100025549

1-1599OG05

-10094003669350

(uuu

61550033

11502

KhcrkofKuroontRolieflJOntnnrl 36Ridit x UtrJh KolUed 540lt10ChoyormoNobrodBhroka x MinhlrdiN0w6urkMinard x 1iil1hUdiMinturkiYogolIbrrnin

BozoooIl ~iont_Ql1a(Throo 156-acro p-lots seodod Sop-tomber IG~ omorgod Septombor 26 1940)

----- IL

-i ~iT(r2ge -t Yiold I

1 V~Xie~ or cross ~nUlUber_-L_~]i_e~_-1Y-()E~9~~~~iJidl9~Bushels ushols 1

397 494 2 i387 494 2 i305 i300 452 10371366 530 1357 4931315 453 9313 161 6329middot middot157 [)315 164 5308 lt159 7303 10lt1 11 I

Standord erroof D difforenco bjtW0021 the oec1 yields of ro1Y tvlO v~riotio~middot395middotbuShols~ __ 1

l~ ---------~

- 20

Table l-(Continued)

936

108

282286

285302290

11040~239038938738~6

384382381381381

6261616063606063616162

1940)

62540

650206577~542560045032sect300

1139384039

- 404038403738

2223232122222423222322

18222220202223222221~1

Novrttirk 6p35Yogo 8033Kanred x Minhardi 111726yenewturk x Kl~re~elog1ina 1667 12~07l1ontnna 36-Beloghna 1667 x Kanred 1~108Minturki 6155Turkey x Kunred 111725

IMinard x liiinfurdi aB88 Yogo x Oro t selection5~---Kaxmont 6700

Turkey ~558~ed-(Bclog1i~-Buffuri5545)-Knxmontl x

(MinQordi_Knrmont_Mirilmrdi) 1]744 21 22 41 30 SO 379EUreka x MilUkltrdi 8036 21 22 40 800 62 376 288 7

Khnrkol ~442 20 22 39 125 62 374 277 11IMinturki x Beloglinamp-Buff1J-lll 1~66122 23 40 105 61 373 293 5I Nebred lQ094middot 19 21 38 450 62 368 263 12Marmin 1150219 22 middot10 700 62 329 2~6 13 i

I Staruiard error middotOf a aipoundpounderenceDetVfe~n-thc uleltu1 yiofosmiddotoCbny two vCrieHes _ I tHbUsnols--- i

ampvro middotjfo~t~1](Three l50-oorq plots speded Sop-tenber 23 emerged October lt1 lSl40)

VOXioty--cros -r~r 1loi~~yen~Jb-tr ~EI-s1l~~r ~ilmiddot1--- --------- _ L__ runeYciY -(r~)--L-(rbs u)----rsu-~

lKarmont 6700 7 11 27 616 i58 202 3 IMilJhrdi x Minturl9 8034 8 1428 610 258 193 7Kanred 5116 6 14 26 616 256 205 l I

Novtburk 6935 6 14middot 27 614 256 205 1 IMontonn No 36 5549 7 1428 612 253 197 6 I

Kbnrkof H12 7 H27 610 250 200 4 IYoga 8033 9 14 2~ 604 247 199 5

lviinhardi j lkinturki 8215 7 15 27 602 247 176 12IvanturJcent 6155 e 14 30 601 214 134 3 iTurkey x WunessQ 8028 G 14 26 GO6 241 IG9 13lannrd x Vd~rdi 0003 0 14 28 Gl0 225 170 10Minard x iiilhardi 3839 9 15 20 GOO 225 17G 10Nebrod 10094 ~ 11 26 810 214 180 9IMnrmin 11502 9 11 29 606 lCl 151 middot1lt1

I Standard error oj D difference bctvlGen the melt1L1 yields of any twou

v2-rietics- 130 bushel

~

STtumAw ERRoRS

- StllIldai-d errors have been9alculalied for yields whor poiislblo The accuracy of these~ t

erors mar beopontoqct9stion3incethO p]ots were notalCioIllized et all of the stations Ranshy

dom arrcmgoments were used at the Toxasand Minnosota stations Statisticians do nolll agree as to

whether or not a generalized-error obtained from nonrandomized plots is of any use From the -

agronomic standpo~nt it is felt that the~tl1tistic i~ of use although it is ro~iz~qtpat tbe

valUe IIIEliY notb~entirelY~6rject Just how far wrong it mew be~s not known

The anaJysis of vori~e wns used for tho 1940 yield data at each station Total var-

onco wns obtaired and from this WO$ subtracted the vJlXionce duo to varieties uno duo to raplie8

tio~ the remcentnder considered as due to error To obtain tho stOlldord crror of tho moantho

sguaro root of the meon sqBamp0 due to error or the standard deviation WaS dividtld by the

sqUarc reot 6f the number ofmiddotroplicntions for oachVnriety Thestnndard error of 0 difference

w~sobbainedbymultiplYitig~hestaldorderror of a moon byV2 1

The sttinaJrd error of an I1vorcgo Qf ovcrcgeswas dctorm~ncd by tho form~o

wh~ro a b kac --n ~emiddotthe soparotc$tDYJcl~darloors and N =tho number of scphratGav~rages

Thostlmdnrdetror iIi bushels mcw be exp~essod in per~ent by dividing the stf)ndnrdo~r9r by tho

meon yield and multiplying by lO()~ Tho SUIlL1ory of these stondo-ild errors is shown in table 2

together with tho number of plots and ovorGgc yields at each station

l

~

~

t

l ~ ~_

3middot4

41middot

229 1S-3 232 132 5684 ~39i 5~53 3~92 277 817 ~

I t3 2483 187 153 108 4~354 $159 2~5 153 108 3~423 3525 225 184 130 369 t

I4 1395 ~89 275 middot194 1391

5 ~O32 2~88 i82gt 129 6354 lS98 266 188 133 951

I 3 ~lA5 250 204 144 1258

3 ~5n 359 293 207 13173 2485 378 308 218 877

2 ---_ ---- ---IJ

3 ~609 8~1ltb -119 296 820 ~

IE~27

3 4bull84 39gt 279 middot7911

- 807 205 1041 102 a~middot683 2399 159 130 092 383middot - -

Table 2 - Humber of plots elerge yi~ld c41dmiddot gttmdtmiddotrd errors for the plot test at caeL coop-erating station 1941 i I

I l

~oxns Denton

Chillicothe Bushlandmiddotmiddot

OklDJlOmbLmrton

WoodVIard~ K-ms~s

i-ltJL1l1Dt t ani R1Ys Colby

lt middotColorado- Akron

NebraskaLincoln

North FIr-tteMinnesota

WtsecaSt PaulGrclld RapidS

North DGkotnDickinson

1yomingSheridm

MontoxaBozemanMoccosinHavre

t-

The yields of the uniform as ve11 as other varieties grm-m in cooperative experiments

have boen summarized for the different districts and states Vlhore possible average yields fo~

the last years (1939-041) ore also givbn

Districts

SUllll1Drie6 of the yield cwta forthe uniform v3Xioties grm-m in 1941 ond the 1939-41 aveshy

rages vThere available arc presented i~ toblcs 3 to 8

In the southern district in 1941 yields VIore reported from fivest~tions vn10re ton vari~

ctics 7ere grolm uniformly The dta arc presented in table 3 There the vorioties arc listod

in order of average yield ~KarJOlo x CCllLnrq (cr 11956) in tho uniform plots for the first

time ranked first YJith on average yield of 273 bushels per acre Pmmee rruuwd second and

COll1Ql1Che third Chiefkan had an averpge 7 bushels less thJn the leading v~riety Kcu1red

Klnrkofcu1d Blccld1ull rere at the botton of tho list

_23 -

078

4~97

132

568

1~80109

917

of 2 00Dl1bull oIIt

Stondrc1middot prror

StU1d1rdprror of 0 Doar

Toble 3 _ SUOJ1Llry of overogoy~el~ of tho uniforJl lirtox ~J10t vdobi~s gtQJn iyenl~p1(rt~~sts d 5 stdi02S hi tlO southori clistr-i~t 1941

j --~middotmiddot----------iif---middot~middotmiddotmiddotmiddot 7W+g~ro[Cfr--fnbusroi~~t ocr

1e ot i ~I_-~--II

1lXioty or co~s C I tliITli ~i d bull bull Avorago

I~lili1bormiddot Denton I cotho_ Busll~c4J La1iron- IVoodvffixd _--_____ i

K~iVolO x TOIlnIq 11956 86 172 397 4~H2 42middot~l) 273 ilmmoo 11669$9 13~236~8_ ~6-342~ 7 25~2 IComnehe 11673 110 101 333 ~16 388 250TOIlIlUro 6936 74 165 299 267 3-88 239KDNDloB)80 48 74 303middot 287388 220Chidkon 11754 52 129 32bull5 205 302 203Jlhrly Bbckbilllmiddot~middot8856 66middot 1O~8 IS~7- middotmiddot242284 17 9

lKmrod 5146 48 57 268 219 249 16-bull8~1O-rkof 1442 29 77 245 199 241 158_Bl_1C_kl~ulh- middot 6251 54- 100 19=1--~~15 bull~1~_----29~bullO__ 157

bull of bull

(bushols) 114

(p~cont)~middot 199~middot~ --

In orelor to SO7 tIle _b ellevi or ~f the vriotios for C SOtlOTJtJt longerporiod f the overCge

Palm-ee 1Ccl tho

~~o varioties are listod in order

~ yiolds for 1939-41 ~e sULlrnrized for 9 v~riotios ir- toble 4

of the roiC11tccl ovcr~~g()yield bosodon tlie rsuHs of 18 sktioryo~t tests

highest over~ge follOTed by Cononche CHCfr[lll ond IenrJLrq EJlcorkQt Co-1dmiddot Ifru~edInd the lotost

overage yiolcls The oiler ofmiddottilO lec-cling Y~~rictiGS is tle sene -os for the 1938-40 ovoroge e~

copt thd Tenrrorq m91l lQl$S lJigh0rthik~Blockhul1~

tests at 7 stu-Toble 4 - Su-rnory of over-ge yi~icls of 9 winter wheot viUieties gtown in plottiOllS in the southern~district for all or 0 -flart of the period 1939-41 =r SEelspmiddotr nciE --I

Vnrioty CImiddot ood Weightednumber Law on vrrd nv~~_ __ ---~----=~_--l

NulI1Poi ofyc0Xs grown 3 3 3 2 3 2 2 PnwIioo - 11669 middot205 190 - 1S-8 244 360 175 396 248Comrincho bull 11673 231 - 177 169 26-7 327 183 387 2t4Chicfkun middot11754 middot213 -172 bull 170 214 315 170 367 228TOI1JllQrq 6936 193 199 150 245 304 167 337 224

Blocklull 6251 1S-5 180 132 183 292 176 389 215Krwivcle 8180 174 152 155 234 296 305 21-03Ebrly Blockhull 8856 19-8 i81 136 206 286 192 294 210

J Klmrkof 1middotl42 148 150 135 200 27middot1 16~0 344 196W Knnred 5146 middot172 158 142 220 273 151 186

I~

Formiddotthe cCl11rcldisttibt ampitivJere reported froD Sixstt1tionsmiddotin 1941 (tob165) ~ho

d1ta orcfoirlycbn-sistcntoxclt1gttinmiddottho Coso ofNorth Plotte~ Pbirio6 ruJked firstuith un aveshy

roge yield nc~rly 3 busholshigher tlk~ Coonncho valieh ranlod second Cbie~~~ r~ed third

Tenrnorq fourth ond Choyenne fifth Nebr6d Bkiclrllull nnd Khotkofvlore t tho bottQm Qpound the

listbull In ViCIl of th0 ambimt of wintorkilling ot sorie of thcsostbtions thohighoverJges or

Povffiac and Cornncho weve 0 surprise In toble 6 the avorgQmiddotyieldsfo~ Jdh6 lost three yo~rs

h

for nillltl voxictics grOVI11 at six sbti Jns ~e s~izcd~ lotIlCO rolccl firs~ ~ayipg on jdvontogo

in yield of 14 bushels over Conll16he~ In third IJIQCc TcS Chicpoundlm1 foli~ved by Tenmrq and

Choye~o Korlred and Kharkopound l1odthehciWest ~vcr~cgc yields fOr t20 periodbull

Ta)lomiddot5 ~ SUDI~117 of~voiogo Yiold~ of tho uniforp winter whoet varieties grovm inp10ttosts~t 6 stctions in thcoOl1trcl (jlistrict 1911

) ~

B-- - Avr~go-riTld hb~Sle_ltrDlrO JiT--E V~ioty ~ Cmiddot Imiddot ~North Jvergo

______ ~- middot_p~lb~1ihJJ11[~ttan HrlYl-lC)l~1LJ llkron Li_~~~E1Pl~tte __~_

PavlIleemiddotCOIDiJnClle ChiefkanTenmarqCheyenneNebredJ31ackhullKlmrkof

11669 314 42~7 410 15211673 ltl96 406 375 185

11754 263 35bull 0 367 1646936 239 350 386 1598885 281 2p4 342 12-9

10094 220 259 346 1186251 233 236 326 163

1442 187 249 331 120

-

2981521921511842007

15911~6

108

435

Standard error of amean (bushels)

middotStundoFdmiddot eriorofti mdbD (percent)i___~__ _---__--_-~ _

Table 6 Suttlcxy of avorcge yiclds of 9 wbter yheat varieties gra-min plot tests lt 6 stashy tions in the central district for all or r1 pert of tne poriod 1939-41

middotf + bull bull ___ _--~~-------~-f-m--

middot-V~riety CI li--~yerrg~1t~1middot~__~l~$l1el~

1______ nuober I$lbnhattan EnyUQolby l-11lk=middot~ran~~middotJ===L==-=--~==w~1Humb0r of ~rc~~rs grom 2 3 1 2 3 3

Pavincc 11669 318 246 410 110 251 129 225Comcncho ~ 11673 91 i44 375 135 186 145 21-1Chiofknn 11754 281 ltl27 367 131 200 161 211T~q - middot6936 26S 21~8 386 12 175 144 199ChoyeIL10- 8885 270 160 Y12 lO~7 202 190 197Nobred 1()j94 252 176 346 10~5 184 194 194Blockhull (3251 250 16~7 325 125 187 158 18-8KcUed 5146 228 16~6 352 108 172 185Khnrkof 1112 i 21Q IG1 33~1 9~3 151 169 172 i-- ---- --_ ___-__-

~~le Yields obiinedin the nciJftperil~istrict ia 1941 aXe prcschted in table 7~ Ihtn wer9 1- ~ -

i-qgtortod froq 7 sktIcii1s YTithfour v~-iriotiQlpeing grovm illliforuly For the average yiolas ofbull I- i- bull

ti~se sht i~S J iun-irdx lii111nrdi (d~i S8SSS 112a 0 Slight~dvLntigemiddotin yield fo11oel by Yogo

Ivhrr1in und iilinturki in the order I11Jledmiddot Excludimiddot~g the d~to from St Pul 2nd Gr~1d Rapids from

tlO aver middotgQs iunrd x 15illlnrdi (C ~I ~ 8888) rDi1ked first IDirkOfseCOl1d ai-id Yoga t~ira lviil

turki nd LVJcIIlL ~Dd thcloues~lt1vmges ~1 though tllO sprc~Jmiddot b0tv~Wen thomiddotmiddot highest Clil-d lOVlost Oye-

r~ge yields RS lossthl+twobUshelsOvwro3-yomiddotr period ~ot 6 sttions (t~b1e 8) Yog0 Cild ~ - ~

N~bred hcl the SDO ov~r-ge yi old cl9sely f oii6lOel by 1Jiii-~ra x UlinlltJrcli (C I 8888) mel Kl~-crkof -

-~

h

middotmiddot 25 (If

j Table 7bull SutJIDary of avercge yieJdp middotof 7 varieties of vtiilter heat grOJIiriplot tests amp~ 7

stntions in the northern district 1941 _ J

C1Gie ago yield inJ]iyencr exe a middotmiddotycrag-neIdVarictyorcross ci~ 1- St Grol1d 1orJ- oze- lVJOe- T-~ b sti11

-=- __ numocr hioscca p9u1 JEbpid~ dan IlDJl casin vrc tions tmns=J

Y1iIJrd x Minh1rdi 8888 167 214 24~6 35n 32~9 382 225 273 291KhJrkof 1442 gt66 ---- ---- 364 397 374 250 ~---- 29~OYogo 8033 87 175 242 379 308 40~ 247 263 285wmont 6700 Oi2 _- --~ 382 387 381 58 ---- 282Hobrod

10094 90 364 357 368 214 279-

Minturki 6155 101 179 2312 333 316 38~6 244 256 2761hrmin 11502 18~5 200 ~~- 367 30~3 32~~_181~~59 _2~_

~

StondJrd error of 9-moon (bushels) )44 207 218 296 279 102 092 O 7~ 091 St~ll1dDrd error of ~mcan (percont) 1258 1317 877 820 791 2 68 383 338 352

------11 Excluding St Pbul and GrciidR)pids

Table 8 _ SUrnrDu-y of CvorL1g~ yields of 7 wintor whcnt varictics~0vmii plot tests at 6 stashytions in the ortherr district for 011 or n part of the period 1939-41

ifoight-Cd~ bull bullbull lt

I - d ~r~~101s Pj-ClO 2t -VJXiety or crQssgt middotmiddotCbull hor-I Boz~ iIoecj )ve- I

= i 11Uniber vifasocn iclcn-L-L1DIl I sin Ehvr_o r~ 0____

llfumbor of ye2rs grOqn 3 2 3 3 3 3

IYogo

87 L1509 199 298 8033 353 360 311 iNebrod - 10094 345 116 396 493 263 180 298Hinard x Minhordimiddot 8888 366 905 355 457 290 178 292Klinrkof 1442 308 92 383 494 277 200 292Karmont 6700 80 362 494 282 202 284Minturki 6155 316 97 349 164 285 184 283lvllLmin 11502 349 135 359 404 246 154 275

States

In scvorol of the StG-tcsthero lore two or more coopdr-diing st2ti-Jl1sfrom vThich date Tere

rocoivod- in 1941 At sono of theso stations only the unifort1 voriotiosmiddotmiddotiere grcim Thilcct

9thors aMit ioriaJ varieties were included It has been the practice to sUlIlt1arizethe middotdiitiJ by

St-tes by averaging yields from all stations within a Stato In ]941 more thun onc stntion reshy

ported data in Tcms Okluhoma Innsas Nebraska Mim1Cs0ta arid Montonn and summariltls wero

~ mnde up for thoso

In TOlqs lmiddotyoriejie~middot tero grOim at the threo sktions (Ina tho averoge yields oxo shown

in table9 middotKrlIN~O ~T9nparq(CI11956) lvbrlin x Torunlt1Xq3(CI 11805) Fameo 2LJd COIJQl1o

che hld the highest oVeroge yields For tho yo_Xs 1939-41 includh1g9 siction-yoors Pan1eo

Comanche me l~rt~l x ~cnr1IJrq3 (cr 11805) rll1kod the highest

Tw stptions rcportQd datg bOk1~10Ila in i941 (table iO)~middotKmmiddotIvnlox-middotTonriarq(Cl 11956

raJlked first COIp1chosQcond pndJawnce third Foral1or1i POxt of tho ~pcriod 1939-41 5 stu

tion_Y0Qrs Pamoe 1115 had the highest DVercgc yield follOlCd by CoCucho and Tenoarq

- 26 -

Tobia 9~ -l~vr~goYiold in ~ushdLs por ocrbof Tintor n~lot v~riCtioslt grOmil~ plot tests in OxS 111 1941 uld V101ghtod ovorgospoundor 1939-41

191194I9181185

16015 7172144166

---------~-------I-+----~-_---+_s---- I

-=--olt-c- u-----Ra--~middot-l I1middot I2 I5 I

I

I

218205190

181-179 169

- 14 bull6 )A2

124 120 middot117

115__----

11956 11805

11669 11673

6936)11754 12106

81805146

8856i 1442 gt

6251

ViriJtJ~ orcrcs s j lie1 I~--1----- -- ~ i-2luobvr

~~~~c~gt=~ Phvmoo

~ ~ 06nonchomiddot ~

6~~ 11middotI ~odIL-rd Fcdorot ibn x Tcrunrqmiddot~~o Jihr1~r Blaellthull

middot Kbarkotmiddotmiddot Blackhull

2i

6347

59middot~

1011

303314272280276

-254275249252248243

Table )0bull- veroge yi~ld in bushels per acre of wintcJ wheat vadeties grown in plot tests inOklaho~in 1941 DrJd middotvrcigltcCl uvcragos for 1939-41 I

1--------------- Imiddot J ~-)vcr CyiOIirTn--bu-Slh-Cl-S--------IVoh6tymiddot6i- cross j I c] 194~ 19~941

1----------__~__~ I numbor~ (2 stohdns) 5 stohon-yeJXs Bonk _

Kawvo10 x Tonmorq 11956 356Cornoncho U673 352

middot Pavmoc 11669 345~middot1VolC gt bullbull ~ 8j80middot t 338 ~centnmorq 6936 32$middotDhoyenno $B85 277]trly Blnckhul1 8856268 middotChiofkori H754 254

-Turkey 1558 24~OKanred 5146 234BIQCkhull 6251 221IChnrkof 1412 220

1 _

Doto wc~oroportbdcfmiddotr6mthroo shtions in Kll1s1sin 1941 (table 11) lith thirteon vori-

middototiosboinggrovl11uuiforI11y pavmoC~lod thohigl1ostovoroGo yi oldfo11owei by OOIlahcl1O and Ebrrshy

middotlyltBlookliuiimiddotxToiu1orci (CS~ 11952)Chiofko1rCrJkodfauxthoJdTeon1rq fifth For the 1939-41

poriod inc1uclllg 5 station-hcrs tl~o vrictios rQ21c in tho follovTbg ordorfor yiold Famoo

COrnW1C1l0 Oldefkol nndTcnImtq

In N0br~sl~ tuost~tions rcpo~tod amp~to mld ~t theso Ncbrod hod themiddot~igllCs~ uvorogo yio1d~

fanowed by hwod x Blackhlill (CI 1184-1) ondPQImoo middot(tabl0 12) COJ1ltJ-1cho tC1l11ltodlast duo te

wintorki11ingmd hessibiJfly dDago Cherenno soloctitm ChOyCn10 Povmee ~dmiddotNobrod had tho

highost longmiddottir1o ovcrigcs C

IVbrnin had tho highostrwOigd riold in IVIinllosota in 19lt1l(hole 13)~ MinlXd x iv1ilJi~di

(6I 8$88) o~cl H41Xi1int~t1cl2(f)Il41~Z701-)a1sbr8jllcd high Thrcoviiiotibs iAiliarQ x IIpoundrgtshy

middotlnrdJmiddotmiddot(CI 8883)- rc1niplusmnl 6nd IVlJntWki foJt) aDout equ61 foriicldfortho lastthroo Yo2rs

l

- 27 -

Table 11 Avqrqgeyielci~i~busho1~middotPQrocreof~linbex ~1heatnridtlestpOIinhiplot tests inKansas inI9~1[Jyl vrcighted avorgtgcs for ~~39~n

Vnriety orcro~s CCIhunber_J-gt

PawneeConanchohly BlnckhullChiepoundY-anTonocrqCheyenneEJrly BbckhlllOroNebredEDnredBlockhullKharkofTurkey

Table 12 4iv~rogc yi91o In bushels oor nere of VTil1t~r hed br~etiosgTovnl il~ plot tests inNebr~slm it 1941 ti1ld Vrcighted avcrrges for- 1939o41

Vortety or cross

NebredKanred t Blocld1UllPownee Cheyenne selectionCheyenneChiefkanTurkey selectionNebraska No 60BlackhullTenrnarqKharkotComanche

CInunbcr

10094llSmiddotH1166911666888511754

115776250625169361442

11673

20~1 200119~4192

180 172

168153135131130Ip

189

190 199

190 18i---~

175173190162IS6

4

3125

67

1098

3

21

-

Bank -~II

~---

~---

----

331

334 337

- (

211209193middot17317i1amp81$~8142

6155

8033---~

-----1150288~8

MJrminMinord x lViinhtrdL amp44 x Minturki2 (Minn21QlfIvrinhtrdi x lik1rquis(liiru2699)Niinturki H-44 x Minturki2 (Mil1l1~ 2702)Yoga bull ~

H-44 x Ivinturki2 (iAiill~ ~mo)

Table 13 Average yield ill bushels per acre of winter wheat varieties grovID in plot tests inMinnesota in 1941 and veighted avcrnges for 193941 r -jy~~ middotidld inbushels

VC1riotyo cross Clmiddot 1941 19 9 1I----------~-----_----c_~_1--number 3stoampJoi~~r (13 stationyenrs) I

In Montonoeight v~ieties vvbre grownunifCJrtlr at 3 stations 0$ shown in table 14 middotKLz-l l - -

mont Klk1rkof and Nqv1tirk r~ed highest in 19~1 liTlllleTClrturkYogo andfDrmol1thndt-he higlo

cst yiolds during thb~~e0period1939-41

1---

~middot28

Table 14 - ~ver~~ge yield in bushols per oo~~ of Tinter he-t vu-ieties grovm h plot tests ilIYTontQIllJ in 19~1 and reighted bvorages for 19394J

Voriutymiddot o~ middotcros-s---] cI~-~~i~~~QshgS-middot_middot_middotmiddot--~-middot-~--=l____ i numbor Lt3 st~2)rsLlt8 stob~ors) _middotR~E middot_i

K1rcont[ 6700 312 30bull5 3 lGwrkof i44~ 340 302 4 INewturk 6935 336 308 1 IYogo 80~3 319 3062 WLinturkimiddot 6155 315 292 middot5

IHebred 1009431~3 289 7-Minard x IvLinbardi 8888 312 290 6 II_~_r_mi _middot--- -+I_l_l_5_02_~- ___271 I 251 8___

1

II

$UJ44ARY OF A~ONOlinC nTA [

The agronomi ]ata other t~ ~ield have been sUIDIDarized for each distriatpoundor 1941 iii

tables 15 to 17 Ih~ach easo the CLlt~ qre overogcd for as lIQJly varieties and as many stations

as possible The numb or of stutionS ehtoring the Qvor1ge is shovm at tho tOlJ of each column

The dik for ~h~ southo~diSt~ictbull arepro~entod in~~~lo 1middot5bull The or~leadodconS~dei-nbly eJXlierthancin1940but the relhtive ot1liness of the wriotiesrerik1inod the SQille

]hdYBlackllullh~ridca t4e~~liest JUlr lov~e~and CotlUlchc wore ~yenJiormiddot tmn Tc~qChiefkon overoged~edo e2rlier t~mxf BlackhuIl RipOIi~g htes shoviodo narrower rCl)lgcioXid

in this case BlackSult ovcr2l$pd ono ddY emiddotmiddotrlier th-n Chiofkan For height KcwlV21e WOoS thetoU- ~ ~ - ~

ost and lavmeethoshortest Lodghl~ d1ta from tilO sbtions SL07 toot Chidlmn ond ~r1yBlcck

hull lodged the ]jJo~tvlhile CotlnJ1c1~9- 8nd BL1ckhull Tero ciso wenk It ymS generally obdervod

thlt tho St~amiddotl of- ~lBlackhull T~t~ rQS i~lined to be Teolt in 1941 Kowvale ~Tonlmrq (cr I

11956) Pmrnce K~tyenale and ConianClicilmd lOYT 6vCtDgd LllfeetioIlS of leo rust Test middoteighbs

VIere 10 in the district with FerlYB~ocldlUll hvil1g the highest aver(lge of 565 pOU11ds per bu- -

sho1 KavlVale x Tcnmaiq (Ct 11956) ranked second end Clliefkru1 third for ovcrage test Vleight

I Table 15 - Sutlllry of agrononic chtq other tInn yield lor vlintor varieties grown at cooperatiIlg

stations intho5Olthc2l1odistet 1941middot

iI

1llUDber of stations ~ 4 5 2

KoVlvole x Terunrqo 11956 I~ tl 13 37 35 gtPowl1ee 11669

~~ 19 13 36 30 5

Conlche 11673 May 7 13 37 5S aTouulq 6936 Xiby fO 15 39 50 23KavllTc~10 8180 bv 3 15 40 29 5Chiopoundkan 11754 ~y 10 15 39 66 58Jlhrly B1acld1ul1 8856 Aprij 29 8 37 65 65Konrad 5146 lv~~3 17 38 60 65IChoikof 14~12 IoJbiy +1 i8 36 52 68

Blackhull 6251 l~hy 11 M 39 5e 63-__ ____ ___w ___ bullbullbull __bullbullbull bullbull _ mR_ __ bull____bull-~--~ ______ ---- - 4____middotmiddot_middot_~ __ middot ___ _- __--

I gt-

5

56~0

54_6550 tmiddot547534559565

-520510853~9

i

- 29 I

TliO~ c0TJtfulmiddot distdct cl]ii ~0 avorCgecl for 8 vCri9ties Jcl aroptosortod hl tolo 16 bull I

Nobrcd old GlcyCI1ne hal tllOl1ighost avqroge wintor sUIvivaJs T~le two cotlicst varioties woro

Pameo old Comu1ce both ovoroging to cbys ec-rlier in loCJing the-- TOPDltirq klmrltof l0odod

the latest Fawnee ripenedtmiddotwo days earlier than Comanche aldfomiddotux days carlir thcul Tennarrl

For plant heig1t l~obred wns the shortest and C-dcf1f4IXl tilctallost Loaf rust infoctiol1 nvoroged

tho lowestmiddoton Pnwnce andCocamc1Jc nJlp the highost onliobred Culm cOU-lts slOVI Pavlloo cnd Noored

to Imvo hud tho thickost Dll Tonmorq tho thilmost stoncls at tvo stQtions ChiefYnn hod Gllo

highest avercge test vmight por bushel with lIebrod tclci~lg socond ond Pmrlee tird

~ -

Table 16 - SunrnnIJ of ogronoIJic dJta ot1er tra1yield for vhter rhrot varieties grovm at coshyapcr-ti1g stQt ionsintl1e celtrcl district 1941

Voriety rcor J(ampte-=r-t----7-LuOc----+-i vcrcmiddotgrmiddotto es I10igJtnunber survivrl E~do4l~_o I Hoipoundt rust_ r ~shol_1

--=------ Percot ~IJ[JY (IclldS)(porcert+=-~~=-umiddot (PouldS INuobor of skt ions 4 6 5 6 3 2 6 IPawnee 11669 69 23 June 24 31 24 260 580COIJm1che 11673 65 23 Juo 26 33 25 162 575Oliefkon 11754 66 25 JUlO 28 36 39 184 601

ITcnnarCJ 693665 25 JUlle 28 33 47 155 56 8~loyel~le 8885 84 27 JUll0 29 31 69 215 578Nebred 10094 92 26 Jule 28 29 75 251 58 3

IBlac~lull 6251 69 25 June 27 34 65 195 57 6Klmrlwf 1442 74 28 July 1 34 65 i72 565

In tho aortherndisttict seven varieties tnypo conp1ed for clmrQcters othor tJl(1il yield

(ToMe 17) olthough tho data Dxe sotevlhnt frogncntorJe MJXDin and Minard x MiwJXdi (Cl 8888)

had tho highest avertlg-o survivcQs Marnin heoded the earliest but vras l1ot ripe os oorly as sone

other vQrietios ilt four stations Nebred hOO sligltly the shorter straw Loopound rust averages

shcwed -no ltliff0rcncos for t10 vJrieties but pound01 stoo rust Yogoand Nebred hod tho lowest eweshy

rages liunord x Iunh1rdi (Cl bull 8888) had the highest avcrcge test weight per bushel with iL-gtr

Din and Nebred being fairly goo~bull

~able i7- Suru~Uy of agronooic c1ltlta other thanYio~d far vTintcruholt vcricties grovm ot ceshyopercting stotions in the northonl district in 1941

j

Y tmiddot ImiddotC IJXJO Y ormiddot crO-5S~ bull bullInmbor

=-J~T

Nurlbor of s t-t ioi1S 3 5 4 4 3 2 3 3

lvIinurd x ipoundil~mrc1i 8888 77 12 14 34 78 17 92 79 601Klmrkof 1442 57 11 13 35 25 585Yogo 8033 61 13 14 35 87 5 85 65 581IfurlJont 6700 53 - 35 - - 572Nobrod 10094 64 11 13 33 7 - 592

li~Minturki 6155 65 12 13 36 89 8 89 67 575Mornin 11502 78 10 14 36 74 44 90 67 593

I----

~-l

SU1EmRY OF PLOT DAXLii

The 1941 crop Vls subjected t)severe -rintorkilling L l~ebroskn ci1d yeninuesoto hession bull I

fly and 16efrust~~ in Nebroslm ~d KnnSos Clld both led qnd steD rust infection farther

southII

Ill Oklcll0t and Texqs tdomch Ll0isturc YJQS reqe~v9d QJ1d ot sor10 stations lJUVest VloS

difficulti

(

In the southltrn district Kawvale x TenmarqCI 11959) a new va~iety in plots ranked

first fOJ yield with Pamee and CoJlaJilche second acd ~hird xspcctivelyI -

The Blackhull wheats (Bla~lili~li EJrly BlackhUll end ChictkDn) lodged or broke over

badly in the south~~~aJst~ict-under ~heextreIieiyrot coJ)ditiohsc

In tho central distrJctQvrnlte~Gorinnche and Chiepoundlon ~md the highest averoge yields at

six stDtions- 11he~o 1faricyics mde tlese averages in spitc ofvlint~rl~ning in ~Tbbraslro caused

by th6ArDistice Diy itorm~

i

HdreDpither vCgtricty d~d ICll in 1941 duo to

The bmiddotluvior of PowilCe Cfld COlJllnche is fairlyconsistont ot all stations in tle soutlcrn

ondcQntrol rlistricts cxceptot lIorthiPlcgtttc +

win~erkil1ing lt1J-ll neither roucs higllhcthb longer tine ltlv-eruges foryieldI

In the ~Qrthem dist~ict Minatd x ~i~11rdi (CI 8888 ho(l thO highest overgeyic~d 0)

five shtionsKhorkof rnIiJced seconaiond Yog~ tMrclI

Tle tVTO ncvrly naned hcots Cononche olld Immce nucle good records Cooancle is being

increosccl ot Chillicotheolcltbe plcn i~ bo Clistribute it froD t~1~t station in 1942 Pownee is

bc~ng increased and purified d WJltmhoJtcn Q1dLincoln Nebrcslm IlnS clecided to iistribute the- - Imiddot

j

variety as soonos seed is avoiloble but 10 clcpoundin~te action las beetl tolton by IC-1o1Sos WhileI

neither is 0 perfec~ vorie~y it is f61t thot each is a step fottlord JTJCl eoc~J sloulcl clo well in

its-~pted 2Xeo

fn Mil1Ilcsoto the behavior of cOJtoin FM x Mi~turki2 ~trQins WltiS pleasing ~hese linter

vlhoots corry the Hope resistalce to loaf end sten rust

In the fall of 1940

tJHIFORM YIZLD NUESW _I

the uniform yieldti1UserY was seeded at the same 14etdions in tIle ( central and southern districts as in 1939 AtBushland th nurSG1J was seeded on both dry 8JJd

irrigated lanG4 Th0~ntirsQrYcoriisteaof 30vorietios cnd strcinsoach seeded in tlUee rod-rowbull 1-

plots IJIhe Il1llber of plots of each Ir~iety at a station varied from throe to five In tabIe 18 )

tiJC varieties mokirJg up tlle 1941 nursery together with StptQ r-Jld CI nunbcrs arc sho~m -

-------1IIIi

------~-----------

31 -

Tlt)biols -Vori~tios of Tintor lhoct grmm in tho uniform yioldpus9ry1941

~ -~t~r-~~~_~_- --t~~Lstt1~omiddot orhybrid nunbor

I Khnrkof 1442 -------Blf3cidiu116251 -------Erly Bhckhull middot8856 -------Nebred 10094 Nobr~ l~o 1063

IComncllO 11673 KD11S lTo 2729Kanred x Blackhull 11844 Nebr No 1098Pnvmee Ii-S69 Nebr No 1086Hope x Cheyenne 11969 Nobr sel No 363339Kawvale x TOIlllkIQ 11950 Kans 1102726bly Blackhull i TennUq 11952 KanSi No 2739Konrcd-Ihrd Fodoratiop x Minlmrdi-Mipturki 11970 Alltrop No 130Fort Collins selectiop 11971 E G 1143Cheyenne x TentllDIq 11972 Kons Ho 2748Cheyenne x Terunarq 11973 KUns lTo 2751Kawvnle x TenLnrg 11956 Dentop DTo 35-34-117iYhrtin x Tonmarq3 11823 D0nton~0-50-3~128Kanrcci-Hnrd Fedoration x TOl~q 11974 Dopton No 37-34-54Konrod xH~po-K~rd Fodoration 11975 Akrop Bo 533Konrod x Hopo 11976 Akron No 850Compound Cross 11977 A1Uon No 874 Choyonne x Thrly Blockhull 11999 vVoodv-rard No 1126CpoyorJj10 x Ebrly B1ackr-ull 12000Woodtmrd l~o 1127 1

Blackhull Xcrloyorrq 12101 H G No 40-102 IBlocldiull Tcnmrq 12102 H C No 40-115Choyonno x TomlDJ-q 12103 ll1s10 2749Choyonno x Tcl1Darq 1210~ ~ons No 2750 I

Knwval0 x Tonpcrq 11992 iobr No 1114 IHope x lJurkoy 1069 11964 Nobr sol tIo 363401 _I

KonrodHardFodqration 25007 x TorJDltUq 12)06 Donton sol No 25-34-44 IEinrcid-lbid FoderatiJn 142 c ToImUo )2105 Donton sol No 3334-303 I

----- ---

A cODpL-rison of tho 1941 list wit~1 tlrt of 1940 will S1011 onuobor of changos in tho nur

sor T011 strai~1s which SO~~JDod to bo 1ocldng ii1 ogronooic volue ond which roro not 110aded for

ecological studios IOrO roplocodby norror soloctims As S0011 as a strin is shown to bo 10ckirot

in somo tDIiortont chI[1tr it is omittod frootho nursery qlthoughit still my bocontinuod

at individual stotims Tho strais mvLg tho bost porfoJlOllco il1tho nursoryaroadvQncod to

plot triols 1m attOLlpt is also mdo to avoid too llJ1y dU1Jlicc-t ions botvroon plot ond nursery

tosts

DATA OBTAINED

In tiibl0 19 oro prosontod tho dta fron tho 13 nUTsorios No d~to Joro roportod from

Stilhntor bGcous~ of dipoundfo~ontial stQl1ds duo to sood trotnont tQLld from North Platto duet-o

wintorkillil~g FbI 0~Ci1 station tho variotios oro list~a ~11 o~c~orof tllo 1911 yiolds anClO1ly

the Ct poundlUii~ois nro given ~or id~l1tificationbull ~vor~go yiolcsru1d rOJll~sfor thoZ-yoar poriod

1940-41 arc givon TI1orevo~possiblo~ Pata othor tl~)yio1~ aro includcdvn10ncl]jroctors conshy

cornoclsoooocl to be rol~tod t) yiold or vrhon tho dDta shorrod lifforoncosboliovodto bo of inshy

torost

At DOlton tho nurso~y yiolds ~Toro sonovrbct bottor tl11l1 -th)sO obtoinod from tho plots

_________________________________--L ~_~ _ ___~

32

The highest yielding 1ori6tiGs~middotcrcCI 11952 C()nnnche CI 12104 und 11956bull Foro bull 1 bull bull ~

the 2-yeor period 1949i41 centu~ nupbq~sl~$Q2~ 11956 ruld Pomlee hoiro rod the highest ov~~Ctgc ~ bull ~ -i-middot~middot bull(~

yields KlDrkof llL1d the ioWs~~r~~eylq1dfor -Chis some ]criod~

The stroITQ-S reth~rtlmiddot~t~picothe rmd before h2XVcst considerblo loelgingo~ - - bull - ~gt~)j bull - 1

curred in most of the V~idtioSmiddot middotAfltf70fbe stiffer stXouorl stroins nercQo~lChq GI~ ~lm

bors 12102 11964 ond K~k~f lh16 B1ockhullmiddot ond l1rly$itCl9lJl11 s~J~ieel tlicC)~e~t str6~~ bullbull ~ i bull bull ~ bull bull -

Consiclercble rust cl079loP9d Jsppqiql]Jyon ~usceptibL vorieties while CI~ Iros lH~64 11969 ~ ~- tmiddotmiddot-~middot~middotmiddot 11 ~ i-

and 11956 showed some resistmce to bdth lealbnd ster1 rust ~ Septoria irifection~m~hOOliy on

all vorietmiddotio~ eicampPt(iIlti li9S6~~esJtv~i~h~vmre 10Wr~ging from ~6~6 to 8~pounds per

bushel

- 6Zbus~lCls per ~r9Jii~hPtivirc991~

- - I

nunbors 11976 Qildli97idt tll~bo1tOtiJ- - - ~ -

nui1bcrsl199Z rrl 12104 2t tho top of~16 list G-l1c1 qfr~

For the Z-yell joriodthroQ15t piuf3 aic tiod for~i~$tbull bull d _ bullbullbull

p1oce in yield noDelyPlt-~momiddoto CotibtJpl~omiddot and CI11973 Duri tins ~iirio peri6dNebrqclKlm~ t r bull

-

I bull bull

TIe highest yiolcli~lgVorioti6~yc~cIIi

kof md CI 11977 middothil1t10i~6ii~centrg6lt7ioldsbull l_-~_ ~- )~ f ~ i lt-

In the irrig2ilQcluursery tlt E3u$l~l1ii~lt os llOig2ts ranged frOD55~Ot o6i5middotJ1oUI1Jspdi~u - i bull ~ ~ bull

shel ad t10 yields fr6h40~4t~ai~2bu~~dlspcr acre - -

PovJnee C I llU9b0rs yl972 oclmiddot I199sthi1o]brly l3Lockhull C1ld CI 11975 ~qrd low tJ~~1940

and 1941 Yieicl~middotbyen9middoti~1middot~6r~ i~bl1tit ithe $e t~oe voriqtJ8stli1~ poundotedfi~~t ~n~[~4~middotmiddotVlCr(3

blso ~igl poundor t~e 2-yClt1Z averoge

The drJr land ~~s~y atl3~~~ffCL gave yields only ~Jig~ttY 1ower than those in the irri_

g~t~d nUse~r~l this estconsid9~JlJble)oafrustd~Vieioped onsvsCOl)~ib1eva~JOti6smiddotpound1Jlclthe [

~st vmights vmr9 $QIlow1W-t 10vwrthaniiIl tho i~rigatee1 nurs9I lheTbiot ies hoving the highest I

yields wereG~I nuppors 1Z105 1199Z~ DIld PO-Jllee while CJ~ 11915 ~6b~od~ QLld CI 11971 1ero ~ -- - l lt - bull bull

low GI 11l50 Pa010e and Cltl~6 11lJvo the highest ~yc(~ro~prgc intliis d-ry lGnd~

sory test ~ -

lt

StroxT IlQS Ullusually tall rt WQ~ehlTrd Vlit~l hoig~1tS Jol1gil~froo45 to 53 inchos i1d CIS

IJight be expectod COllsidercb10 lodgihg qccuJted botore lZVest SODe of the stronger sbroTodimiddotmiddot middotmiddotmiddot middotmiddot

strainsrere CInunbqrs 11977 1197~ oncl 121OZ ~e$t weights lTerp fqirly good illriost cosesbull bull bull bull 1- e _ bull

01tlOUg~l one vr~rict~IW0 woigIlt of~6 pouncls per bus1el Two vorietics c I ilunbors 11952 C-l-w

11972ri91dec1mprethml 50 buslels pprlcre~ CJl(l 11 vc1rietiesmiddot gt(1 yiOld bot7oen 4OQJ1i 50biishy

shell por nerebull Bo~ed~l1 tho2-YO~t-~crge the J1igllostfi~ldingvoHoticsmiddot lC~~ CI ilW1borsmiddot-bull

11972 ~1952 0ld l19 wljilo NCQre~ CI 11969~ oJ1clCI~ i1977IXtd6thepoorest yidld ~ecordbull

At MDcl1Qttcm LQclgi1l~ ilOSrqpo~ed for 0)1 v~rietiQsLiltj~ough CI Ili~f1bcirs il974 11971 bull i - -_ ~- i

mcl 11977 stooel up t~le best ~c1f Jrust rcoclii1gs llOrO foitlyl1ig+1 i~l nost coses DJ+etcol~idcr6blo

S~9Ll 1llst ~~eve~qped bull 91ointoxburomiddot]Qs f[lj7~y g90~ 0c1 test neights~ lith on Oxc9t~~ir~god

-33 ~

froD 55 to 616 p01X1lS pOI bushel Tho ~ighost yioldiucvGriety CI 11950 gave 413 bu~hels

per acre while thelore5t yield vlUs168 bllshels1er acry( Additional vpxieties giving-tho

bet~bcr yields were C~I12l-9amp CI1l956 qnd Pavmeebullfor the 2yoar period cl 11950ronked (

iirst Pawnee second OJidCT 11952 thiro This last ThUled variety is exbroiaely early [~d is

boing considei-oel as a p05siblo subst i tuto f01 Ehrly 1lockhull Strnins such as Khoi-kOf BlocY_

hull and Nobrodhave boen q1dto low in yiold tho lcst two y~rs

Wint erki11ing occurred at ibys with SOLle VJriotios having survivals as 10VI as 63 p()rcont

11I

while others CltlJ1e through the winter with porfect sta-cls StrQJmiddot vms fairly tdl and dorisidoroblloaf rustdevclopod Ol~ all suSccptiblevariotios~Thoyielcl rcmiddotngod from 525 to 196 bushols

per ncro lLnking tit the top of tho list Jero CI numbors 11~5Q1l974 ond11972 d~lilo Jt thlt

bottm 1I~rcNebrod ond ]hrly Blackhull in tlds cso a lctcQnrl onoxbroDoly oarly variety In

genoral the lS4L yields nro in lile ulth ullO 2yoar wcrBe

No w1wberkilling was reporiedfrom Akron but the dry wecthor previous to harvest causedmiddot

straw to be short test VTeightslight and yields low The lighost yields 7ero reportod for C

I numbors 12105 l2l06aca 11952 No 2-yoar avoragos are sholm for this station sLlcO tho

1940 crop v~s a fai~c

At Fort CollL1s grmrlJh VJaS hoavy as l+sua1 the strm1 las tull undbeforb bargest all va

riotiesIere lodgod completely Yields ranged from 69 bull3 to 449 bushels per acre The throe

highest yielding strains Lll 1941 Tore CI numbers 11974 11970 3nd Comnnche For the 2-)roar

period CI 11974 raDkod first folloITed by Crnumbers 1~950i 11970 c-uiQ Conmche

Test Teights at Hesporus ranged froll 60 to 64 pounds por bushel aJd tho yields from 648

to 349 bushels per oore The Mghost yielding vorieiies lere Blackhull cr 11971 Nebred

and COLlCXlcllo 011 oflhich gavo moro tIm 50 bushols lJor ocre ~nscd on a Z-yodr averagef

Comanche had telO ~ighost averoge yiold poundol1Oled by Blockhull CI 11972 old C~r1l974 The

agreenent betllOen tho 2ye8r nvelngo o1d the 1941 yields is lotsO goocl at tllisstation

Winterki11ing was very severe at Ames but the rellJtionship between survival and yield is

not very close For example cr 11969 lith a wnter survival of 86 percent yielded close to

the bottom while Cl 12101 with a survival of 26percent rmuod secOnd for yiGid so it is

apparent that other htizard~YiOre prE)sent Test vrOig1lts whore obtained rangod from 543 to 590

pcn~nds per bushel The highest yieiding v~~rieties v[ore Nc)redC 14101 bnd KJ-1rkof The six

lowest yiolding strains gave lessthnn 10 bushels IJer acre~FOr~ tho ~yo6r poriod 194041 CI

1197f has hd tho h~ghest avorage yidld follmmd by Nebred Pa~moe end CI 1195Z

AtL~ncoln t110 November freoze causQd consid~rablewintorkUliilgand therelationsllip

botlTeen middotlintor surVival anltlyield iis fairly goodbull incre~re 5omo exceptions in tInt Nelired

Cl 11971 elld Kll2rkof rith good survivals ru1k6cl rolctively lQYI iny-ield This 1DsproboblY

~

ctlusod b~r 0 combiIl)ti0l or Joopound rUst lnfotion~ hossion fly ~1lngo ~d tho h~ ~ough~bull All

varieties except Pamee Carrieda foiply heavy lecpound rusb infect ion and testvreights were ratherbull bull bull ~ ~I ~lt 1

low langing from 44~O to 592 pounds ]jar pushel~ wo varietJ~sC bullI~ numbers1JS50 rnrl11952

~yields abOv~ 30 bushels -oermiddot acreTlhilo f~mvnietiosCInumboIsmiddot1975 J205 ~ii~77 - i

~bndi1976~yi~ldcd 10sstl1Q1l10 bJShotsporO-ltFo TIloS 10lYiolds T10rC accotap~io(fbY~xhrlJolY

low wintor suwivals Based on tho 2+ycQJavorago JihrJy BJacklmll hndtho nigh9stnverogoI - bull bull bullbull bull bull bull

inciinodto bo vL1tCrtoiiidor~

middot yiold fonowed by CI~tJUIilb0tS1l950~ 11956 t lmd Pamoo~ All ()f thQsostroins are early andI

COllsidcrrblo 1i11torkillingmiddot VJUSrcport 00 from AJliancbut tho dnto arc not too consistont

lith vih is knownofthdhnrdii1ossof tho dipoundforont vc~iotios For 0~10 GI11964 l~d ai

survivnlof l00porcontcomparod bo 8~ -percont for a1lJltof It is YT)1 Mllbtf1l1 if this xol~

tionshipis correct Grail1 quQlityvtLS poundcidygood JlJdyiolclsxogcd fro 0 21bull3 to 84 busholsj gt - ~ gt bull bull bull bull ~ bull bullbull bull

poraCroCl Dunbers 12102 121OJ~i[u1dKl11rkofampvctho highest polds in 1941 andCl l11Woo

middot bors 11975 11956 D-ld 11977govo thoi 10I10stones ior tflC lJ~r p oriod CI 11972 rc-Jko~

fiist for yielii K11rkofsecond CO~1Cho t1ird and Jqn_ecf(gtUxth

~obl0 1~ - Agro1ooic Q1d other dcto for uniforo willtor uhot varictics BiomiddotJ11 in rcplicQt6c1middot j

nursor-plotsincooporotivecxporioqnps at12 stti6ns in t10 hprd r9d ~yintor vlheot lnroa iJ~ 1941 and nvor-ge yiqldsfor 193g41

bull

Imiddot

14

23

7

611

middotmiddot15 i

91011 ~

13

245215

23322120125223~5

203

VS 36 580 196VS 34 q5~O 181V$ 35 560 17~91532 560169

S 31 545 167VS 37550 166VS35 588 165VS 35 540 165VS 33 560 164VS 34 635lt 161VS 36 50~0 155VS 35middot 5~5 151VS 33 560 154vS ~31 565 150VS M 54~0 149VS 31 510 146VS 31 510 1lt11

VS 3~ 560 141VS 34 5SW 13~9vS 35 560 136VS 35 51~5 13~5VS ~2 560 121VB 33 56 0 middot119VS 32 56~O 115 213 12VB 32 50 3 J1o3 lQ3 17 VS 3lt1 9~O li1 212 i$ XS

Smiddot12 470 9 7 l~ 6 16 I

v 31 500 74 19 19 VVSS 32 170 73 182 18_

34 166 67 130 20)DOCli yic1CIio~ Oiiy lio-middotinrieties IS7 ousl1cIs--

Denton TeJmS(OW 1 ) our p pus

Ptv 0CI

number

11952 April32 1fny26 601511673 April 30 middot1~by31~ bull 15 2012iQ4 ~pr~l 39 June l 15 151l956loiloy 5 tUne1middotmiddot 5 15

11669- )by 2middot JUl1C 1 13 1512105 April 29 lvhy 30 4 28

12000 prp24~26 60 ~311992 April 30 ~ 3q 10 23i2103 tllili)T 2 JulQ2 10 a5li974 ~pril 29 JUlio 1 13 4511823 by 6 June 2 10 1812106 ifby 1 June 1 5 28

11972 Ithy 1 June 1 18 20li961 YJ6y 2 JUJo l T ~ 011019

0 97~t~pril 81bY middot3135 5

May 6 Juno 2 73 13 11950 Yoy2 JIJll0 ~ middot3 25 A856 -t-oiil 22 ~vftw 2~ 58 811969 ~By 5 lIDY 30 0 011899 by 4 middotJun02 18 35 118middot1L ~Jay 2 JULJO 2 56~5

12101 ~v1Y 1J~)q~ i 58 0812102 ~IJccy 2 Junol 53 Igt

6251 ~4V6 Juio ~ p5 18JlSn uJpiy 2 ri Jii-1Q 118 5511876 poundtiV 3 Juricl 63 2011870 thy 1middot middotJUno 1 65 83

11977 1441 6 Juno 3 80 3511971 ubv- 2 JUll0 2 73 36I 1442 ~ Juno lt1 55 40

monaiirucrrar ofa Clifferonce botloOD tho

- - bullbull~_c- 0_ -bull ~-

TO-ble 19 - (Co1tinued)

ChilliCQt)l~middotTe~s--rFoux plots----

- to

1

I

-r- -_~_ ~~ Leat-IL~pging r-w~e )j ~vo~o-Yr-- -- C~I bull~ Dah iHQigh~rust I eld 1940-41 BarJltn1lIlb er headeC-Lmiddotmiddot i

Percent PcrcClt Mels Bushelsr- ------ CInches39~- 11669 Maiv 7 ~ 30 241 213 1

11992 May 6 39 20 10 231 12104 May 2 40 20 15 2211673 IIuy 2 42 8 5 21Q 213 111973 IipoundW 2 38 25 15 214 213 111972 May 7 bull 41middot 25 20 211 2Q5 412103 May 7 41 20 10 20611956 ivJay 9 40 T- 10 193 17~8 912102 iicy 5 37 65 5 17411964 ihy 2 35~ a 5 17middot0 I11970 Ilioy 2 42 50 20 159 180 8 I11952 April 26middot 33 - 50 60 156 176 10 8856 April 2middot1 34 65 95 152 183 511950 ~i~ 2 39 ~ 75 152 151 1211823 LlJay 8 41 25 ]0 148 181 6 I

I11999 lbiY 6 34 65 90 147

112106 Ihy 5 38 20 75 1-1712105 llioy2 42 5 40 14511974 Lioy 2 10 20 30 140 162 11 I118M lib 6 37 50 60 136 181 6

I12000 April 25middot 33 65 95 136 I12101 ihy 6 38 65JJ 15 128 11969 lihy 8 38 ]1 25 120 142 13

I11975 iby 1 36 65 15 87 129 1511lt12 ~~ 11 40 65 5 90 111 19 I6251 bullJJy6 36 50 100 amp8 141 14 I

10091 Lhy8 37 75 10 78 middot102 20

I11977middot Boy 10 37 40 85 74 n3 1811976 rJoJr 7 37 65 60 amp4 1l7 1711971 lifoy 7 38 75 100 62 128 16 I

I

Standard error of 0- difference between the meO-n yieldsof any two varieties - 321 bushelsbull

11 Severe firing of leO-ves

t ~

~

r 3P~

rabl0 19 - (Continuod)

~

r-Tmiddot

913

13

71215

26-9239231

250236

29026~290

246214243

middot281

C I HQi~lltl I IIIJXlbo_r_L-==-~==--L---==C-~~r--+-o+l-------tltilt---~c-r+~==+-~gtlt===--~r-t~plusmn-r~~ROr=cn1~ct

~~ 1

lJ669 16 JUri~ 25 32 87 610 104 320 I II

11972 20 J~o 29 34 87 585 392 299 2i11956 21 Juno ltZS) 33 i 85 600 3S3 29~7 3 i

12103 20 Juno 30 35 88 600 383 i11882 18 Julo28 34 85 600 36111969 22 JunoZO 34 87 585 35~611823 20 Julybull136 82 550 34011973 16 June 27 32 86 600 34012104 18 June 273S 88 600 33811673 16 June 27 32 85 600 32511999 20 Julie 0 35middotmiddot 83 605 32512105 16 June 24 32 82 60032111950 17 June 27 33 84p80 31911964 17 June 25middot 28 86 610 31211976 18 June ~e 32 85570 30911977 20 June 29middot 35 77 570 3071210220 June ~ 34 86 600 30 711844 20 June 30 34 86595 middot2991442 24 July 1 36 86 59029811~52 12 June 22 32 87 615 29812101 21 June 30middot 33 85 600 28910094 21 July ~ 31 85 590 27911970 20 June 29 37 85 595 27411974 18 June 28 31 77 565 27212000 14 June 25 32 83 590 27212106 14 June 24 32 83 570 271

6251 20 June 30 3433 82 580363 213 1811971 20 June 29 81 575243 229 16

8856 10 June 2Lmiddotmiddot 32 80 580 ~ 7 1amp5 20 11975 16 June 28 33 80 565 212 211 19 i Imanaarcrerror of a differeJiii6~qiyroojn-1homQanyJo1dsof~~tw6-Yltii-+oti os - 3 ~Dushors----

I

~

ft

- 3$~

~able 19 - (Continued)

37~0 4

380 3

364 5

318 63~0 8middotmiddotmiddotmiddot314 12

341 7[327 9

325 10 J~

I3h4 middotmiddot12 3]5 n

~$~7 15

In1 17

29~4 14 ~

a74 16J

267 18

227 20237 1degJ

53509493491 479473-15244-7middot146433j27126middot12139939638$ 3943793793723563-123263r630~228~8

2712622Lh8Z4~7

6359~Z61616158~1606061i~6661605860585558506157564658605658

5334

3924

5051

294

5316fI8~i18

4045

2054tJ831393025Ii211129133155deg50

50495149494850

51SO50

4917

~I S1

564$ 16middotmiddot48lt53

48194948lt1617501545

15 14middotmiddot 12

1614

14gt 11 15

-131415

16 17 J510ismiddotmiddotmiddot13ltlEl13

~i~JP middott6middotmiddot17lt16 lt16-i5 ii

1$16

11 14

512

8109

11 Smiddot1014

1312

102

88

-129

14middotio

J2la

15 913 11

Alt

1514

1195211972121051210312104116691197412102121061199211956121011184411973

88561195011673119981196411823n87011871

625114-12

11975middot1197610094120001107711868

__n~_~2r l~~~j~~tlL6Igtilg Ib~ fgd]~Jvnyln6hcs) (EOrccnt) (ol1nds~-l-ri-~~u-shols) -----i

I

~ ltlO~l 2 i 405 1 i

standai-d error of a difference hetwe~n the mean yields of-any two varfetios - 19Zbushels---middot

~---~-------- --------~

Table IS - (Continuod)

- 3D -

Table 18 - (Continued)

276 7262 926-1 8

239 11243 1022-6 12215 13211 15215 13207 16182 -20205 17W6 18184 19

25 2) 43 5 52526 25 42 40 48527 25 42 60 47025 25 42 50 45224 25 43 5 44820 2Q 43 90 pound13bull726 25 middot14 25 t13~5-

23 21 41 50 13525 25 42 20 middot12~9

27 25 -11 5 middot2325 2lt1 39 10 U7

~ 26 26 42- 75 lt10322 2] 42 -50 38026 2$ 11 75 37625 2~ 43 50 37826

2~ t17 60 371

27 25 10 5 36325 25 44 80 36_025 ~ -13 5 31125 25 42 50 29~8

-26 25 45 80 297 28 2q -11 50 288

27 26 43 90 27526 26 39 60 26927 26 38 85 268

28 28 38 75 25729 28 -12 90 251

-ZS 26 12 80 24~1

27 26 39 80 21~1

10 IG 43 00 19(5

11950 1197411972121041199211952121031210611669119561196111999120001210111973li97011969121021210511673118411182311971119751197611977

14126251

1009lt1middot8856

----aJmiddotmiddotizcrogccr Survival D1e1r _ Rc)ight 1ecd rust cro

number Hoadcd Ii~1bullbullbullo L bull JLcld-----=-=--Lr-Fpcrc-6it 1f1y upo -h n--ch-os--Ircontj (BUSh91s)-J~~----I-

10090

100769391908396

10086

96100

98$8

10088806577

~ 8580

100 63

7677

10096

10098

Standard errorof a difference betw~en the mean yields o~ any twovaxieties - 536 bushels

41 _

Table 19 - (Continued)

Akron Colorado (Five plots)

12105 Way 26 23 545 lS212106 May 28 22 55~0 17111952 Wey27 21 565 14711972 Juno 3 19 57s 14711669 May 28 21 550 14111970 llfiav 29 23 500 139

88q6 May 26 22 560 13611971 lVlay 31 20 545 13511999 June 1 20 570middot 133118t1lf1 IYhy 31 22 565 13312103 Juno 2 20 560 13011S92 l~y 31 19 540 12612104 H~ 30 21 570 12510091 Juno 3 20 570 12512000 IVlay 2821 5middot15 12-4

6251 Juno 2 21 560 1l4n950 (ny 29 21 515 11Zl1S6l lihy 31 13 535 11212101 Juno 3 21 545 no11Sn Juno 2 21 535 10111823 Juno 3 20 540 S911875 lihy 27 IS 560 S112102 ltby 31 21 560 09

14-1 Juno 4 21 560 3911S60 Dune 3 13 550 C711S76 Juno 1 19 5middot10 G611673 ivhy 30 21 500 8511973 Juno 1 20 555 C2

I

11077 Juno 3 18 5middot~5 amp2

11956 Juno 3 10 =--i=5G5-r--~fiF--5=-3r__Stondord orroref Q difpoundororico betwoen bhomonn yioldsmiddotOf QIlJ two vC)riotios -Z09 0ushols

Seeded September 11 emergneSeptembor 17 1940)

I Height --jmiddotweight per=1~vCi~ampO9Cro-[1 C~Ic7llJ=lmib-=o=r----L --Datoh=o=ad=cd I ~ bushcl __-Z_~ __

(Inchos) bull (Pounds BusholS III

I

III

I

I

I

f

Table IS - (Continued

rorbCol~ins Colorodo1(Fjvoplots)

8

20

147

11181617

131012

85

1419

459503~

1734U415~

449

i

46-147547l4S9506459 433

- -- o---~-~- - - - ~--7-IA-V-QrccCtgc~Ocro-t Yield f

el no rDatQ-- - ~lield--1Avertlgc _1~lbii4~h~k=gt ~ush61s) ushels) 1

11(71 May 2D middotlD a GS3 567 1 Ii

llC70 llny 31 _ 52 O 640 523 311673 lvny 30 50 0583516 4 I12106 Iby 29 bull __ 51 a 570 111823 June 2 48 a 566 506 5li950 lviay 30 _ 49 a 560 54~ 2

- 12000 llilay 30 50 0 5601~105 May 28 j 53 0 5608$56 lvhy 27 52 7 557

11971 June 2 51 0556 12102 June 1 46 6 548 11973 lJby 31- 48 o 54311952 lvhy 29 49 18 537

-11975 lvby 30 48 0531iUi56 June 3 46 a 526i19n June 2 46 3 525~ii6S9 Fey 30- 48 deg 52111976 June 1 47 o 50611999 June 1 47 14 506il992 lJaiy 30 47 32 504

11811 June 2 48 18 lt199 12101 June 2 middot16 14 499 11-12 June lt1 48 32 182 6251 lvhy 31 48 1847411969 June 2 47 0middotmiddot lt17010middotj94 June 3 17 a 463

12103middot June 3 48 a 160 )1977 June 3 46 a 458

1196middot1 14ay 3C)middot 16 5 457 12101 iIay 30middot 19 0 MS

H bull i bull

StnnaDrd error of a diffcreiiCC ~otwccn thcmc(]l] yiqldOs of iinytvio voriotios =546 buShels

I

~

- 43-

Table 19 - (Continued)

scsperus ColorC1do(Tl1rce plats seeded September 27 1940)

Imiddot n~~rr ~~~l--=uigh ~

porRDnkbushel

I I ----- -~ ~ugust=- ltInches I POUoJds) ---

6251 10 4-1 63 618 509 2i llSn 10 ~ -12 63 5604 419 3

10091 8 l ~ 10 62 558middot B2 -0

ll673 middot12 62 539 514 1()

8856 5 J laquo 44 63 492 440 711974 9 42 62 475 443 4

12101 10 lt 44 64 474 12000 8 42 63 463 ~

12102 12 44 62 458--11823 10 lt13 60 456 400 1011976 12 40 62 lt156 442 5ll81fl 9 44 63 451 408 911972 8 flO 62 4t 472 3ll950 6 n 02 -134 399 II

1112 9 42 62 428 388 1211973 8 41 63 123 370 17ll969 10 12 61 418 343 1911992 8 14 62 -11-7 11999 8 11 6lt1 -n7ll961 8 lt12 62 n~

ll669 7 f bull 38 63 107 378 1412104 12 44 62 10412105 11 44 62 404ll956 9 14 63 101 374 1512106 11 13 62 39611975 12 42 62 394 367 18ll952 3 40 64 377 310 2011977 10 38 61 357 374 1512103 12 44 62 M9ll970 11 45 62 329 388 12

bull Standard error of a difference between the IOOan yields 6f any tWQvaJieties = 768 bushels

f

I

Table 19 - (Continued)

1- ~

t ~ bull

o14

AIDos Iowa (Jiourplots)

10094 69 588 288 403 212101 26 E86 255 fl1442 34middotmiddotmiddotmiddot 528 247 366 7

11950middot 51middotmiddot 554 221 377 -511999 middotmiddot 45 588 22111844 51middot 578 220 356 1111971 1-3 556 220 424 111972 35middot ~ amp72 208 366 711956gt 55 590 201 364 912103--- sa 587 195 11952middotmiddot 66 588 170 390 412104 ~ 64bulllt middot585 16812000middot t 579 16211669 78 S~r4 16-1 391 311992 10 573 16111974- 61 543 160 369 612102 2~ 598 158

6251 78 579 155 346 1311973 54 586 155 354 1211823 li4 544 154 357 1011970 28 5704 114 342 1411673 60 563 139 33 1511964middot 51 579 1358856 18 581 119 328 16

12109 J 15 563 9511977middot 6Q amp0 2amp2 1811975middot 71lt 72 299

_ J 17-

11969 86 ---- 57 270 2012105 13~- -_ 4111976 _5 32 271 19 l_

~~~df~~e~~let-~en

Standard

the yields ororyy two~6rieties= 249 bushelsbull-

error mean

- 45 -

Table 19 - (Continued) L~col~ebraslm

(Five p1ots~ seeded acpt01~er 25 emerged September 30 1940)

9

8

13456

715

17

161814

11131012

227221232225

1965186207

32~5 280 21t7276 272

--~l~till~~r gtti~~ - ~f~1-ei~~0 vre~-~TICJlV~ Jlvera~~clf==1 ~~~~_l~rvival)le~~do~rmpeIreacti~zrl_ _ J bush~l- ~~el~~ 1940-~L ~~1k_1

Pc -ilij June 1L1) -Wosf Bu ~Bu- I11950 65 29q4 22 35 568 317 316 2 I

11992 6525 25 34 557 3098856 69 P 20 3 36 592middot 295

11956 66 2pc 26 2 32 57r 28011669 65 33lt 24 2 34 564 26811844 56 25 27 3 36 568 25811952 702~ 20 3 35 58824412102 5626 27 3 33 57 7 22112101 61 26 27 3 32 568 19411973 57~5 26 3 34 55~(j 19112000 51 43 25 3 33 55~4 18610094middotmiddotmiddot 84 Z6 26 3 32 543 17411964 56Z6 25 2 30 51-0 17111971 74 Zo 26 3 34 518 154 11972 60~7 27 3 32 518 15111673 57Z5 26 3 34 526 118

1142 76 Z7 c 28 3 34 550 itG11999 46Z7 28 3 31 539 14612104 44 Z5 28 3 32 amp-10 137

6251 69 ~rlmiddot 28 3 34 550 13511970 63Z6 26 3 37 510 13~iJ12103 middot16~7 27 3 30 539 13311823 51~7 28 3 31 17-2 13211969 - 52 Z7 27 1 32533 13611970 13 ~6 27 3 28 195 12312106 41 35 25 3 30 510 -110111975 29 (37 28 3 28 190 6612105 29 AS 28 332 510 6SllSn 39 29 28 3 2810 55 174 20

I 1197e~ __~~ 29 28 bull 3 2747~~_54 185 19__1

Standcud error of 8i differ9nc~bet~loenth9rmoan yieldsQany1-wbV1arieties 298 bushels

l 1 and 2 arc degrees of resistance 3 and middot1 degrees ofsliscoptitbility

f

46

J

109 10

106 1191 17

120 994 15

106 ll101 1393 1679 2090 IS96 14 G5 19

Ronk~-

i150 2 t141 4

I154 1

137 5147 3 I

130 6

128 7124 S

Table 19 (Cont inuod)

AlliOJlce NebraSka(Thiee plots

C~I

number

12102 80 JiinC3 21 610 21312101 88 Jime3 3() 625 206

1112 88 JuneS 27 610 1$911669 85 June 2 20 605 lSS11972 83 JJine 3 19 615 lS712103 gO JUlle2 20 600middot 18~9

6251 75 JUIle2 23 620 bull lS~311973 87 JUiEl 2 19 615 lS111673 85 June 2 21 610 IS )12105 60 J~l 23 605 17910094 97 Juil3 4 18 615 18-511844 90 Jun13 1 20 EiOO 15~912104 middot83 JUfl92 20 595 15712106 $3 JL1Q 1 22 590 1511992 S1 Junel 21 56~0 15311964 160 June 2 19 580 119

8856 83 Yay30 20 590 13411999 88 Juile 2 17 600 13312000 ll8 JUIioZ IS 595 13311950 87 JU1Q 2 17 570 12middot2U969 90 Juno2 17 590 117nS74 88 Junel 18 580 ll6ll91 92 June 2 17 575 ll211952 M Juno 2 16 58middot0 1071+823 87 June~l 18 580 10311970 OS June 2 18 610 9911979 68 Junc2 19 585 8611975 15 Juno 2 21 585 B911906 ~3 JUne 2 17 575 061197 78 Juno 3 19 600 84

Standard error of a diffcrcnCebetwoonthe moan yi~lds of ~ly twovarieti~~ = 389 bushels

iL-s

- 47-

STANDARD EBROBS

Standard errors were calculated for each station as outlined on page 21 of this report

In table 20 will be found the number of plots t average yields and standard errorS for the unishy

form nursery grown at each of the 12 stations~

9-411512

7middot63575

132227237145

187321335205

265453474290

696 492 348 891

369 301 213 719656 5~36 379 1057

331 209 148 1279864 546 386 7329 Ll0 7~68 543 1228

353 249 176 1101

1 73 298 211 1234188 399 282 19~25

---_

Imiddot -l__Stl1daril er OJ opound a ---_== iSbgle~DifferOJ1Ce ~l 1

I plot between oeDLlS lfuSlio-rs=~rcenr

(Bu~hols BUshcs Ij

ITexns

Denton 4 1403Chillicothe 4 1501Bushland ~Irrig~ted) 4 3105Bushland Dry) 4 252i

OklahomaWoodward 4 3904

hJsosIvbnbnt t an 3 2964hys 3 3585

ColoradoAkron 5 1157Fort Collins 5 5270Hesperus 3 4416

IowaAmes 4 1599

NebraSkaLincoln 5 1710Alliance 3 1465

Table 20 - Nwnb)r of plots averGge yield and standard errors for the uniform yield nurseryat each coopmting station in 1941

NUmber -+---XVerageStation of yield of

~lots vDrietiesbushels)

SUIJlifLBY OF NUBSERY YIKLDS

The yields of the 30 varieties of winter wheat groW1l at 12 stations (13 nursories) are

sWllIIlnrized in table 21 whore ~he varieties are listed in order of the 13-nursory average yield

These avemgcs arc of int erost only insofar 1sthey shaw the generai adoptat ion of the vcriety

A more detaile~ study is possible i as the vcrieties also have been Dvercged and ranked by Stotes

Pmmee hDd the highest aVerage yield in 1941 rhis v2riety rankod first in ~exns ol1d

f Nebr1ska sixth in Oklahoma and Kansast f()(rteenth in Iowa ord seventeenth in Colorodo In 1940

Pmmee ranked second in the nursery and again made its poorest record h Coloiiado Cheyenne x

Tenmarq (CI 11972) rnnkcd second ~~ing its best record in K~s~s ~his strain ~id the highest

average yield in 1940 Li third place WC1S KalTv2Je x TOl~rq (cr 11950) a wheat that ros been

high in yield for sc)voral years in spite of a tendency to shcttor under certain conditions

KamiddotNalO x Tenmarq (CI 11992) rOJked fourth culd KDxNnle x ~e1llIDrq (Cel 11956) fifth ~he avo

rage yields of the four leading varieti~s differed vGry little It should be lintcd out that

tho first tlOlve vorioties had ~oxmrq as one parent In this sune group four varieties rod

KmNale os one Drent DLid i~1 three cases CheYOJu1e laS used in the ClOss Eighteen hyblid strnini

rI

IrImiddot

I

bullI I -- per acre Iz IN1rm Iemiddot Iowa eP~1rP CoIOrte1o pound ~

ii C~I I lIuh- 1 I I I I I I 1 ~ I I I J 13 I=~ i 1Cldl-1 1IIiu1 1aIIilble- JIBIIIlIOOl1-middot~ 1AIlbmkl ill8$iLi_ AlU-A~ BamkJori aAllnDdleit- Ae-JIaak1 I S~ 1 u- DIF (rnc~ -- rampampel 0middot I colin aileerace middotJCol- i tPenalftCllI lut1eot1IenAllid)_ I ~ bull I bull 0 I I bull UD I Imiddot I

I

III

Jampbull

I -

iftliaart errOl o~ bull _ (1IuIIelII) 132 227 1115 2- 096 21 3079 211 1middot16 211 2~12 116 86 1118 5middot1l 228 0 080 J I Is~ error ~ bull _ (~) 91l1 1512 515 16 5005 1middot91 11910middot51 639 1101 12- 19025 nll 132 1219 ~2I 6JJ 11l II I

- 49-

ronked obovc Faxly Blockhull ond 21 nere obove Blackhull OCld Nebred Again the Hope crosses

failed to give good yields as Hope x Tuxkey 1069 rmkcd cightcenth Hope x Cheyenne twenty-fifth

Qlld KlJlred x Hope tVlCllty-ninth In the 1941 nuxsory three strains had [werage yields lamr thDn _

Khnrkofchock

Tvrenty varieties have beon grovm iE the nuxscry for the 2-yccr period 19middot10-1941 Clt 11

stations vlith 12 nuxseries These dnta are presented in tob~e 22 lhcre the yields are avoraged

by States and the vC1rietics are listed in order of yield at all statiolS Cheyclmo x Tel1m~tq

(C I 11972) bad the highest avercge yield being consistontly high at 011 sttions excGIJt in

IO7au1d l~ebrcsko uhere wintorkilling wos heavy KavJValo x Tenmarc (Cl 11950) roikcd second

and PmJnee third These tvro strains had consistentB performuncos except trot Pavmee roc1ked fifshy

teenth in Colomdo Kawvale x TC11lIlurq (Cl 11956) ro1ked fourth COlIiltlIlChe shth 1hrly Blachshy

hull tenth and Black~u11 tvmlfth Nebred and warkof hnd avcroges considerobly lovlOr tlmn the

earlier vcxieti0s Etrly Blockhull x TollJDXq (CI 11952) hod 01 IverG-go yield considerably

higher Uwn Fcrly Blackhull In spite of tl-Je viintcrkilling ct the more northern stations grom1g

nurserios in 1941 tho oorly lalf-rustresistCJ1tvcrioties rlgcin rere at the top of tho list

for yield

Dato for c1klXocters other than yield cxe Qvorcged and presented in table 23 Since all

stations did not report the same datathe number of stations entering the averages is shawn at

the top of each column

Winter survival data show Nebred to be the most hardy variety in the nursery TvJO KltUlrea

Hard Federotion x Tenmarq strains (CI 12105 amp1d 12106) proved to be rather tender The rest o~

the varioties lu1d survivoJsthnt variod aver a I11frOVl rongo bull

Farly Blocld1ull is still the earliest vorioty in the nuxseryAt cleven sktions ipound 1VG-o

raged two days oarlier in headbg tlJDn Ebrly Bladldlull x TenmGrq (cr 11952) and three days

earlier than ChcyoTJ1Je x Thrly Blockhull (Cl 12000) Sevoetecn hybrids in the nuxsery rod rnv~

rage dates of he1ding e1Tlier thlt-n Block1mll ~Xkof ws the latest V1rilttty in thG lIllrSor

This gives a clear picture of the empmsis being ploced on cCXly vrheats in thoarea Ripening

datcs bring out about the same differences Qlthough the sprood is not so grect

Height measurements vcre reportod from all except one nursery and the averages showed

KltmredJhrd FederCtion x MiIlJmrdi-Mintuxki (CI 11970) to be the tallest and Hope x Turkey 1069

(Cl 11964) the sholtest athel vaIieties shOUwd very little differcl1CQ in averag0 height

Lodging data were reported from four st~tions )J1d indicated some differencesmiddot ~he weak0si

strawed vrieties were l31ockhu11 E1rly Black1lull and CheyeIlile x ]1rly Blcckbull (Cl 12000)

The IGastlodgir~was reported for Nebrad Ivbrtin x TOJ1PlOrq3 (CI 11823) and BltLckhull x Ten

marq (CI 12102)~

--

faltb ~ -~ of Bence Fie14 of ZO wbhr whea YUieU cr- ill _Uelll Fie14 _erie bull U aUon in lla 1l8I4red riDur whea 1eC10nbull 1~1

a I t llpllle1 pH Ia I I Jtpe Pr I Japmiddotu COXon4lp I Ina f - 1tratIla ~I bull I I IJlaU-Illpell-l I I I I I I I I I I I I I I I I I 2 I

1 t 8Iie7 or I 01 IDa- 101l11l-1 1Ul41 1a1llAn- lBultI1J~III lAy I Ihr I Ay i a I Ir IAlA-IAy I I- Ia I _811 on I cohe(IlIi+(Drr 1l8p I - IftIlll 1lIuIk1~I_1 daDk 1001- 1p8n81 ZIJaIi-IJIaDJt I aohle I r-BaDkIUle Ia I I _4118114) I I I I I I 11M I I I I I I I I I

IIq~n z 8uaIq 1172 ~1 205 29 11 232 3 40 1 ~9 32~ 31tmiddotl 3 506 ~12 1Ns9 3 ]66 7 221 15 I bull 312 IlKarial i arq 1150 2O1a 151 281 19middot1 20 bull 31t l 1 352 386 1 ~~ 9 ~7middot2 5 middot7 5 llmiddot 10 211 t 30 I11_bull 11669 25middot~ 21 32middot0 lbullL2~5 I 31middot0 _o~ 29bull9 311 ~

3Tbull1S 19 ~ -~~l ~ 271 ll~ ~1_ I

llawnJOZ aDUlq 1156 21middot ll ~1 16 235 2 36~ 5 31middot3 30 ~lis ~~ ~3~2 13 280 bull 9 i

llured-IIuIlJe48laUonz8uaIq 11971a 2115 162 middot3 162 203 10 38middot0 3 2 ) 561~ 50middot5 2 369 6 2001 120 16 13 291 IIaouoie 11673 252 21middot3 236 16 217 ~ ~7 9 350 29 5 bull ~-6 5~515 1 5 1 22 l~O 1S1 12 29 IllallJ B181llt1ml1 Z auaJq

~=281 176 23middot1 15middot5 211 6 1 2 3S~ 31middot1 2 7~5 ~o ~ 19 0 272 106 I 7 291 I

lIaIlIet Z Blackmll ZO 11 269 169 206 9 JIJbullbull 6 1lmiddot7 ~ 210 lis 7 10 356 11 276 12 ZO~O ~ 212 I I

IO~lIIIile Z aazq 11~U 19middot 21 290 15middot0 21~2 5 ~o bull 6 276 30middot6 7 ~ ~0~7 11 35~ 12 2 1~bullJ 5 bullbull1 I~1ulJBlacldml1 IS 25middot2 18 1middot5 11 1middot3 12 llmiddot~ 12 6 1~ 260 12 ~9 0 ~o 9 32middotmiddot16 32middot5 lG217 1 269 I

1~1Di ellMIq 1112 middot215 181 26 lla ZO2 11 32middot5 io 261 226 2~1 11a ~6 400 ~5 bull t 7 10~~

1011~bullbull 16 265 I Blokml1 6251 21 llal 21 10 17~ 15 2S1 15 211 ZO5 2~ 15 ~ 509 ~7middot1 ~6 l 17 11 26 Iilaprell-llull JederaUonz II1Ilha141- IIi lIiDUrId 11970 196 10 211a 12 11 l ll 12 26bull 262 26 11 52 l Zf-l li 1~ 206 l 120 ~~

260 IIJ~_ a011iDe eleoUon 119n 182 12 22- 5 156 19 31middot5 11 ~bullbull middot215 25middot71

~~ 1 ~ 1 221 1 1 260 1Ie_et 1~ 221 102 21a6 10 169 17 - 267 18 2 186 218 19 ~t ~~6-11 110 2 2~2 128 18 11 ~~ lliope Z alureilD 1~~ 25 1~2 290 17middot0 20~ 7 27 19 27 26~ 27110 1a52 ~ ~ 18 27~0 20 18 1 1 18 7 IlliieIkof 13middot0 111 2 1~ 15 20 271 i7 27middot2 12 227 11 ~7 31 1 1~ 36middot6 7 225 150 11 bull 2~ IlIaDJoe4 Z Iope-Bar4 JeIlerUOD 1115 2middot3 12 2lJ 106 170 16 29~ 1~ 260 21~ 2middotZ 16 ~7~1 ~7 1 15 ~9 l1 12 0 li ~7 23middot I1bDie4 z IIope 11976 212 11middot7 250 12middot5 17middot6 lla 27middot~ 16 25middot7 215 2 17 la 2 ~s 12 27middot1 19 18~ 1~9 12 1 2 IICClllp01Ul4 orobullbull 11971 1~9 11 26 16 15 18 22middot7 20 20 207 20 20 1 3l~ rlmiddot 20 212 18 11 5 10 20 21_ II l-

~I

-

Leai rust

Varieties roving

- 52 -

reodings were reported rom five und stem rust reodings from twomiddot stotions

low re~ngs for both diseosos were Jomiddotllee KvlVole x T~qmiddot(CI 1195Gi)

Hope xT~key 1069 (CI~ 11964) Hope xChcy~rme(C~I~ 11969) und KovNQle xT~1IllQrq (9I

11992)

Kernel plump~Ss data were2e]orted from two statio~ aha these havegtbeen averaged and

DATA mOM TREDlSEASE mmsmus

Bmfr NUElSmY

For convenience tho doto from tho vniform Iilinter nhcot bunt nUsery ore includod in this

report Tl10se dnto (table 24)Tore ~ecurec1in cOQpcr~tion with AgroiJqmist s O)ld Potllologists

working in the area

j

f

1

- 53

UNITED STAT1S D]PAaTMENT OF llGRICULTURE

Bureau of Plant IndllStry

SUMiYIbEX OF THE GBElu PLAINSmiddotUN1FOBM WIhrm~ BUNT NUESmY 1941

By HI A Rodenhiser Pathologist and K S Quisenberry AgronomishWheat Investigations TIivision of Cereal Crops and Diseases

The uniform winter wheat bunt nUrsery for tho Great Plains area wos continued in 1941 inthe same manner as in previous yeaxs This report presents 0 sumnnry of the d1toobtoined in1941 together vlith lbhe averages formiddot the vaxietliies grown dUring different periods from 1932 to1941bull

In the fall of 1940 50 varieties and stroins of uinter wheot were SOVl1l in duplicotC8-foot r01S ot- ten stotions in the GrCtJt Ploins and ot BozemaJ1 1bnt KecrneysvilleW VoBeltsvill e M4 and Logan Utah BeCouse of unfovor2blc environracntalcolldit ions for bunt Jonshyfaction or subsequent plont grovrth no cL-m VlOre obtolned in the nuDseries seeded at- Lincoln andNorth Plotte Nebr and at St Poul Ivlinn ThedJta from 10 nurseries axe averaged The SllUt trot developed in the Logan utah nursery was caused entirely by the so-called dworf bunt orgOroniso and therefore the infection pcrcQntltgcs ore not included in the averages for other stationsThe nurseries included vorioties that hud shown resistw1ce in previous years and Igtromsing nm7strJins supplied by sevotal of the cooperat ing stat ions

Inoculuo for nost stations inS obtained fron the previous years IfUrsery at that stationby selecting bunted heads poundroD all infected vriGtics end froD collections DQrle froD faroersfields in the State where the test was made For the IvWiliatGan eXperioent the inoculum laS acomposite of racos knovm to be present in Kansas For the Kearneysville and Beltsville teststhe seed was inoculated with a cotlposite Dade 1lp of inoculum frOD all of the other nurseriesClean seed vms planted in the Logon nursery Q1d infection resulted fron the soil bormc organisn

The vurieties axe listed in order of the avertge infection at the 10 stations Thesemiddotaverages ranged fron 01 to 671 percent The average infections for SODe standard varietieslere as follows Ridit 20 Relief 26 Hussor 32 Minturki 91 Yoga 95 Nebred 103ond Oro 172 Of the susceptible check varieties Kh1Xkof had an average iIlfcction of 360 Cheyenne 39bull0 Quiviro 518 and Chiefkwl1 671 TJO hybrid strains hnd averogo infectionslovler than Ridit These were Oro x Turkey-FlorQamp1Ce (F9) and Hussar x Kmred (CbullI 11989) Fourselections fron the cross Hope x Turkey 1069 bad aver~ges 10Ter tlDJ1 the porelit varietyTurkey 1069 (CI 10016)

At the bottom of the table are shovm the average infections by stations rhe heaviestinfections with inoculum other than the dwarf bunt vmre obtained at Bozeman Ivlont Fort CollinsColo and lviurJbattan IWns A study of the lbnhattan Akron Fort Collins ond Bozemun dda gives some indication that different races mltJY be present ot these stations The behavior of thevarieties at Logon is of interest in thlt some of those eorrring rOpoundistance to the races presentin the Plains are also resistant to the dvrnrf bunt present at Logon In other cases strains trot

are quite susceptible on the Ploins see~ to be ~oderotely resistent ot Logon

Longtine averages are shovlD for vorieties gr~m for more trAT) one ye~bull For the period1932-41 Turkey 1069 (CI 10016) Nebred ond Hussor hcvo the 10middote st avero~es For the 3--yeorperiod 1939-41Hope x HussCX (C~I1l834J Relief 2nd Hepe x Turkey 1069 ~CI 11964) hmiddotweshmm the nost resistance Severol of the vcrieties trot mve beon highly resisttnt in thesetests and are othervlise agrononica11y desiroble axe being tested llith individ1U11 races tht havebeen identified in all of the wheot grovling areaS

bull j

i

86

j 1O~106101

7middot96

middot_----~----------------~~-~-~------~--------------------

rI

55

UNIFOBlvI WINTER vrnm RUST NURSERUS

In t~bles 25 ~~ 26 ore presented dQto qn severity of le~f~rust md s~g~~~t infection

on the 30 voxieties qf winter vThed grown Ll rust obss~tion nurseries t~ltgQgheIJ~ tho oountry

in 1941 These nurseries Jre LUintained froD yeor to yecr ~s part of n J1Jert ~elQUrQh progrno

corried on Ll coopcrotion ui th agronorUsts and patll010gists erployed in the ~evoru Stdes CODshy

cerned Lcter t 0 cooplete report of these nurseTies ui11 be issued 8c1d th9 rust percotCges my

not agree ent irel rlth those presented here since the clto sItovm in this less de~oilecl raport

include only figures for the severity)f infection

Differentiol dato for leed-rust hlfection -rare obtdneclfor the vcriotips ot 20 stotHJlS

(toble 25) In cnlcul~ting the over~get Q trace (T) ~ns considered2s equal to O Aoong the

seuihJrd whects Hope x Russlr (CI middot11682) Hope x Konvde (CI 11959)~ ~lcl Red Rock x BGpe

(C o 11821) Ind the lC)VTest ovemge infoctions Of the lnrd VIhBats IIt-uqui110 x Oro (CI 11979

and CI 11851) t Hope x Cheyenne (CI 11969) a1d tavrvnle x Tenrnorq (CI 11956) had averoges

less thaR 20 percent In the snme tests susceptible voriotieshad aver~ge infections of from

60 to 715 percent

Stem~rust readings showing differential reaction wore raported from 13 stations (table

26) Among the hard wheats the mosb pronoun~ed resistancQ vJUsmiddot shovm byHopb x CheyOJlIle (CI

11969) Hope x Turkey (CI 11964) Mnrguillo X Oro (C~I 11979 Cw1d CI 11851) t ond R-044shy

Minturki x lVJinturki (CI 12022) Of the semihard mGQts Hope x Knvrvole (CI 11959) and Hope x

HusstX (CI 11682) md low nveroge infections

Toblc 25 _Severity of 1e1 rust infection on ninter nheQt vQrieties gravm in the Uniform Rust Observation Nurseries in 1941

VGriety or cross

~

5355 302 50T+ 25

15 305 15

1 70T 501 65T50T 35T+ 10

T 301 50

1 65T+ QOT 5o 10o 1 T 25

0 25T+ 30

T+ 30T+ 45

433131054 4128

30 13313~3

806570

70 36765 11975 56770 46460 24460 26140 180middot25 15835 15465 21865 190

170 261

80 63 080 71535 35880 64910-63 390Q5 8HO t9 010 t5a I1099 OJ

15 117 m15 124 I

65 245

B565

100100

6520202540202515

46 SO10 50609025 5T 10T 70

2S 1525 lt1585 6040 80

T 255 40T 25T 255 Z5T 25T 10T 20

251015

TTT

20355

2010

15203030

52020

101010

1

30 25 80 - 9025 60 80 9015 5 80 8020 65 80 9020 -40 60-8Sshy20 85 90 10030 40 60 9010 T 25 10

1 T 20 105 T 10 20I T 10 20

T 10 40

70502060eo6070101015

510

753075

55

10

106080704030401510102015

9595809595959020

5Q

5070

7010100102010

100100100100middot

75202020

T55

20

30506030104020

TTT13

503080TTT

75 5060 7060 540 8070 middotmiddotmiddotmiddot6065 9085 4040 T

3 23 2

25 T20 20

25351575T5

JO30504040252020

55

103

9090gt9595Sfr80857570657030

8585

51060G5

8090

70207580556570551095

2525402510

TToo

oT

402585-~

T

-

85100

254065shy6525

5T

3T

10

3525middot9590

52525TT

105T

759510

10085

10075

5252

15

5060

100TTT

35

2525

325

3T2T

3

225615

115

5

)5252010

5352middotJ

515204025

60 7560 9510 545 10000 100Z09015 20

5 55 T

30 T3 T5 T

355

75T5T

7590306585-85452010101550

1530

57

1055

-0ooo1+

607075551045

51020656065

40755580755520

3551

20

T122

5211T

502510

253010152510

51TTE+5

TTT5

51020TTT

152025101510101515201015

50754050404020

T

fSoit Bed ~hignn Amb er 5620 751 TiUIllbu11 5657 80~~tDcnton 8265 50ti bullbull M(3Jster 6471 90

~tmiddotgtoiit~~~ioncon ~f~ ~gampi Purdue no 1 11380 80r~WijDas1i 11384 60t middotEUitzsel x Hungarian 11849 50~Fultzseh x HungaXion 11850 45~rbulll ~tz sel x HuDgorian120l7 30)middotFultzsel xTJWIlbull 12018 40

~H~eHt~=Redmiddot 4843 50~l Kawvale 8180 ~ 35 I~nt~~i 6155 50I Hope~Hussor 11682 20 HQpc~ KuwvrUltl 11959 20

Red~o~k x Hope 11821 35

atI~ ~ep7 51 A6 I~liiiiibda J 50 Tcnmarq 6936 65

Kharkof 1442 75Mala~of 4898 80Comanche 11673 40

I Pawnee 11669 30 Kawvale x Terimarq 11956 35

Marquil10 x Oro 11851 50Marquil10 x Oro 11979 30HOpe x Turkey 1069 11961 25Hope x Cheyenne 11969 20E-41oMinturkix Minturki lAJ22 70

~ -l

=_---~------------ ~----------------_ --~~~_-~~~

Table 26 - Severity of stem rust infection on winter wheat varieties grom in the Uniform Rust Observation Nurseries

11lJ~J

in 1941

----[AverC1ge for I13

stations I

I519467500515492538 j488566 1

558 CJl591 -J

535 I-

535 j

467 j

290 219 i

5-919 ~

318

18320028828513818613~8

4429220511

1

)

--~---

30 100 75 T- 30 100 65 65 20 65 2035 100 80 T 20 lOO 65 60 15 65 1530 100 80 T 20 100 65 70 15 65 3035 95 85 5 20 lOU 65 70 15 65 3540 100 70 5 25 100 65 70 20 65 545 100 80 5 40 100 40 80 25 60 3545 85 80 20 20 100 60 70 20 60 1550 85 86 10 30 100 65 80 20 80 4040 90 80 20 30 100 65 80 20 70 5050 100 88 40 40 100 65 70 10 80 5035 100 90 10 40 100 65 60 10 70 4555 90 85 5 WO 80 60 5 70 40

10 75 90 25 FO 65 60 5 65 T10 90 40 10 15 90 20 15 2 25 25

5 20 60 T 15 80 15 20 5 10 10T+ 10 T 0 25 5 10 1 T 20

15 T T+ a 5 5 T T 0 T T10 60 0 20 lOO 25 45 15 25 -10 3 25 10 20 90 5 -~ 15 T T20 10 25 0 15 75 20 10 15 T T25 - 15 55 0 30 100 25 20 15 l 10

5 20 60 T_ 20 100 25 25 25 T 1020 T 20 0 15 80 5 T 5 T T20 5 45 0 15 90 10 15 5 2 T15 5 10 0 15 90 10 T 3 1 520 5 5 D 5 T 5 3 T T10 T 1 0 5 10 T T 2 T T

5 5 0 0 10 5 T 1 T T5 0 T 0 0 T T T 2 T T

30 0 2 0 10 T 5 2- -T T

0 e IMchigan Amber 5620 40 65Trumbull 5657 2 50Denton 8265 10 65Fulcaster 6471 15 65Ivioditerranoan 3332 5 70Minhurdi 5149 10 80Purdue No 1 11380 10 50Wobash 11384 25 65Fultzselection x Hungarian 11849 20 60Ful tz selection x Hungarian 11850 15 60Fultz selGetion x Hungarian 12017 10 6~

FultzsGlection x Trumbull 12018 2 50SBmihard Red

HUssar 4843 T 65Kawvolc 8180 T 35Minturki 6155 T+ 45HOPe x Hussar 11682 T T

HoPe x Kawvolc 11959 0 TRed Rock x Hope 11821 T 50

Hard HedtKnnred 5146 0 60TeIlll18rq 6936 T 70Khurkof 1112 T+ 75Molukof 1898 T 80Comanche 11G73 T 35Pownoo 116G9 T+ 35rowvule x Tonmorq 11956 0 25M1rquillo x Oro 11851 T 10M1rqui110 x Oro 11979 T 10Hope x Turkey 11964 0 THope x Cheyenne 11969 0 TH-44-Minturki x Minturldl 12022 0 T

Is ft R d

Variety or cross

Ii

~bull~bullbullbullmiddotbull1

~ ~

J

-~

rmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddot

~

L

Table 1- (Continued)Waseca Minnesota

(Three 17~acre plots)

Vari 9 t y or cross Clnumber

Ilhrmin 11502 70 2 7 20 80 83 60 54 0 8 185 349 1H41 x Minturki2 (Iviinn 2701) ----- 58 3 9 T 10 85 65 530 176Minarax Mbiliardi 8888 60 2 7 25 100 90 80 573- 167 366 2MiDhatdi x Mar~is (Minn 2699) 65 2 7 T 60 83 68 529 151n J5 Minturki ~~nn 2702~ 32 4 7 T 10 85 70 533 128

Do Minn 2700 ---~ 38 4 7 T 70 80 63 526 105Minturn 6155 23 3 7 T 100 82 65 531 101 316 5~lebred 10094 17 2 7 5 100 85 7Q 536 middot SO 345 4YOgo 8033 15 4 9 5 95 73 60 533 87 -353 3KJakopound 1442 5 3 7 35 95 77 67 517 66 308 6Karmant 6700 0 453 2

of aIry two v(lrieties 204 bushelsstandard error of ~diplusmnference between tIle mean yields

i ~ -

I-

St Pill Minn~sota--1

(TEree Q-acreplOIs) bull

Variety or crossRank

~ iit Micllardi 8888 38 thy 30 9 41 30SE 70 92 73 5S0 21~4 39bull5 2l~di

- 514g 53 June 1 10 41 50s 100 93 62 56~ 200 37~5 4I~ 11502 33 lIay 31 9 41 T 80 92 67 563 200 392 3Minturld 6155 32 June 1 10 41 10SR 95 90 65 566 179 39~6 1YQgo 8033 25 June 2 11 41 lOSE 80 88 68 566 175~ It Minturki2 (1finn 2701) 24 Atfay 31 9 42 T T 88 65 54-9 16-0Minhardi x Mar~uis (Minn 26y9) --~- 18 Yay 31 10 37 T T 95 77 571 135

- amp44 x Minturkl (Mimi 2702 8 Junamp 3 11 40 T 5 93 62 559 7-9Do (Minn 2700) 13 June 1 8 40 T 15 90 63 546 74_

13tandard ~r~or of a difference between the mean yields of any two varieties ~ 293 bushels

Table 1 _(Continued)

~----_~_--___

70 802 Z9~875 610 247 262 3S5 627 2-16 243 475 611 24665 604 21368

61 8 2~12 275 2

65 591 23170 609 232 280 1

-middot~middot----7-middot~7--f- -__---~--- _bull___-~ I middot

18 10 7014 ~41 831536 6514 397216lt43 6315 ~ 398515 flO middot1815 nmiddot 73

~ _~----------~------------------ ---------------__-

15middot131511 ~ 13middot 13 16

middot13

8033

--_0-

middot6155

115028388

f~~~iililittirld2 (IfJml 2702

j~~~~Ii~~~yen (~1~ 2700)I Do (LUlJIl 2701)lgomiddotmiddot ~ I~~nlkUd x iVInrquJs (cm1Il 2699)

~flint~k_~___ _

1~~lc1middotxdorroi of co difference bctw(el thOi~EK-TJYioTas-()CoY]TOv1rioti~s~ 3~Q8-b1Jsfte1s

I-CD

liiilbrd x llinhnrdi 8888 87 30 36 8 600 86 95 J

KfUirkofi Bmiddot12 G~l 20 37middot 15 580 A 92 5f J

Turkey 1571 82 20 36 15 570 82 - g~2 5Nabrod 10091 93 19 31 8 60 5 - 01 116 2

V15iritUrk5 6155 middotmiddotmiddotmiddotmiddot89 2b 37 15 570 78 97 3lv~tmpoundn 11502 80 17 37 8 5~0 70 135 1lCtlifmorit -_- - 6700 76 20 36 10 530 73 80 eN6Jjrcsko No 60 6250 ~5 19 36middot 15 5G0 60 70 9Yogo 3033 07 Hi 36 5 590 63 G7 7Belog1im 1513 70 19 36 15 575 5 71 10

~__--- ~__ - __ _ ___middot-~ _I

-

- 19 -

- KclXoont 6700 83 6 11 3[J 60 382 362 7Montana Ho 36 5519 00 (3 11 38 60 382 363 6fogo 8033 80 10 10 37 58 379 360 8Ilhrmin 11502 83 5 12 38 60 367 35~9 9Nebred 10094 82 6 8 34 59 364 396 2

~ Khnrkof 1442 82 6 10 36 60 364 383 5Nebrasku Ho 60 6250 82 7 10 35 58 354 393 3lvlinard x Iviinhardi 8838 83 9 12 35 59 351 355 10

~Kcmred 5146 GO 7 11 30 58 348 389 4Cheyenne GOG5 02 7 10 35 60 345 lt109 1Minturki 6155 82 7 10 36 57 333 349 11

Standard error of 0 difference botw0cn tliC moCJ1 yiolds orony two variotios- 41r ousncls -

14126700

100025549

1-1599OG05

-10094003669350

(uuu

61550033

11502

KhcrkofKuroontRolieflJOntnnrl 36Ridit x UtrJh KolUed 540lt10ChoyormoNobrodBhroka x MinhlrdiN0w6urkMinard x 1iil1hUdiMinturkiYogolIbrrnin

BozoooIl ~iont_Ql1a(Throo 156-acro p-lots seodod Sop-tomber IG~ omorgod Septombor 26 1940)

----- IL

-i ~iT(r2ge -t Yiold I

1 V~Xie~ or cross ~nUlUber_-L_~]i_e~_-1Y-()E~9~~~~iJidl9~Bushels ushols 1

397 494 2 i387 494 2 i305 i300 452 10371366 530 1357 4931315 453 9313 161 6329middot middot157 [)315 164 5308 lt159 7303 10lt1 11 I

Standord erroof D difforenco bjtW0021 the oec1 yields of ro1Y tvlO v~riotio~middot395middotbuShols~ __ 1

l~ ---------~

- 20

Table l-(Continued)

936

108

282286

285302290

11040~239038938738~6

384382381381381

6261616063606063616162

1940)

62540

650206577~542560045032sect300

1139384039

- 404038403738

2223232122222423222322

18222220202223222221~1

Novrttirk 6p35Yogo 8033Kanred x Minhardi 111726yenewturk x Kl~re~elog1ina 1667 12~07l1ontnna 36-Beloghna 1667 x Kanred 1~108Minturki 6155Turkey x Kunred 111725

IMinard x liiinfurdi aB88 Yogo x Oro t selection5~---Kaxmont 6700

Turkey ~558~ed-(Bclog1i~-Buffuri5545)-Knxmontl x

(MinQordi_Knrmont_Mirilmrdi) 1]744 21 22 41 30 SO 379EUreka x MilUkltrdi 8036 21 22 40 800 62 376 288 7

Khnrkol ~442 20 22 39 125 62 374 277 11IMinturki x Beloglinamp-Buff1J-lll 1~66122 23 40 105 61 373 293 5I Nebred lQ094middot 19 21 38 450 62 368 263 12Marmin 1150219 22 middot10 700 62 329 2~6 13 i

I Staruiard error middotOf a aipoundpounderenceDetVfe~n-thc uleltu1 yiofosmiddotoCbny two vCrieHes _ I tHbUsnols--- i

ampvro middotjfo~t~1](Three l50-oorq plots speded Sop-tenber 23 emerged October lt1 lSl40)

VOXioty--cros -r~r 1loi~~yen~Jb-tr ~EI-s1l~~r ~ilmiddot1--- --------- _ L__ runeYciY -(r~)--L-(rbs u)----rsu-~

lKarmont 6700 7 11 27 616 i58 202 3 IMilJhrdi x Minturl9 8034 8 1428 610 258 193 7Kanred 5116 6 14 26 616 256 205 l I

Novtburk 6935 6 14middot 27 614 256 205 1 IMontonn No 36 5549 7 1428 612 253 197 6 I

Kbnrkof H12 7 H27 610 250 200 4 IYoga 8033 9 14 2~ 604 247 199 5

lviinhardi j lkinturki 8215 7 15 27 602 247 176 12IvanturJcent 6155 e 14 30 601 214 134 3 iTurkey x WunessQ 8028 G 14 26 GO6 241 IG9 13lannrd x Vd~rdi 0003 0 14 28 Gl0 225 170 10Minard x iiilhardi 3839 9 15 20 GOO 225 17G 10Nebrod 10094 ~ 11 26 810 214 180 9IMnrmin 11502 9 11 29 606 lCl 151 middot1lt1

I Standard error oj D difference bctvlGen the melt1L1 yields of any twou

v2-rietics- 130 bushel

~

STtumAw ERRoRS

- StllIldai-d errors have been9alculalied for yields whor poiislblo The accuracy of these~ t

erors mar beopontoqct9stion3incethO p]ots were notalCioIllized et all of the stations Ranshy

dom arrcmgoments were used at the Toxasand Minnosota stations Statisticians do nolll agree as to

whether or not a generalized-error obtained from nonrandomized plots is of any use From the -

agronomic standpo~nt it is felt that the~tl1tistic i~ of use although it is ro~iz~qtpat tbe

valUe IIIEliY notb~entirelY~6rject Just how far wrong it mew be~s not known

The anaJysis of vori~e wns used for tho 1940 yield data at each station Total var-

onco wns obtaired and from this WO$ subtracted the vJlXionce duo to varieties uno duo to raplie8

tio~ the remcentnder considered as due to error To obtain tho stOlldord crror of tho moantho

sguaro root of the meon sqBamp0 due to error or the standard deviation WaS dividtld by the

sqUarc reot 6f the number ofmiddotroplicntions for oachVnriety Thestnndard error of 0 difference

w~sobbainedbymultiplYitig~hestaldorderror of a moon byV2 1

The sttinaJrd error of an I1vorcgo Qf ovcrcgeswas dctorm~ncd by tho form~o

wh~ro a b kac --n ~emiddotthe soparotc$tDYJcl~darloors and N =tho number of scphratGav~rages

Thostlmdnrdetror iIi bushels mcw be exp~essod in per~ent by dividing the stf)ndnrdo~r9r by tho

meon yield and multiplying by lO()~ Tho SUIlL1ory of these stondo-ild errors is shown in table 2

together with tho number of plots and ovorGgc yields at each station

l

~

~

t

l ~ ~_

3middot4

41middot

229 1S-3 232 132 5684 ~39i 5~53 3~92 277 817 ~

I t3 2483 187 153 108 4~354 $159 2~5 153 108 3~423 3525 225 184 130 369 t

I4 1395 ~89 275 middot194 1391

5 ~O32 2~88 i82gt 129 6354 lS98 266 188 133 951

I 3 ~lA5 250 204 144 1258

3 ~5n 359 293 207 13173 2485 378 308 218 877

2 ---_ ---- ---IJ

3 ~609 8~1ltb -119 296 820 ~

IE~27

3 4bull84 39gt 279 middot7911

- 807 205 1041 102 a~middot683 2399 159 130 092 383middot - -

Table 2 - Humber of plots elerge yi~ld c41dmiddot gttmdtmiddotrd errors for the plot test at caeL coop-erating station 1941 i I

I l

~oxns Denton

Chillicothe Bushlandmiddotmiddot

OklDJlOmbLmrton

WoodVIard~ K-ms~s

i-ltJL1l1Dt t ani R1Ys Colby

lt middotColorado- Akron

NebraskaLincoln

North FIr-tteMinnesota

WtsecaSt PaulGrclld RapidS

North DGkotnDickinson

1yomingSheridm

MontoxaBozemanMoccosinHavre

t-

The yields of the uniform as ve11 as other varieties grm-m in cooperative experiments

have boen summarized for the different districts and states Vlhore possible average yields fo~

the last years (1939-041) ore also givbn

Districts

SUllll1Drie6 of the yield cwta forthe uniform v3Xioties grm-m in 1941 ond the 1939-41 aveshy

rages vThere available arc presented i~ toblcs 3 to 8

In the southern district in 1941 yields VIore reported from fivest~tions vn10re ton vari~

ctics 7ere grolm uniformly The dta arc presented in table 3 There the vorioties arc listod

in order of average yield ~KarJOlo x CCllLnrq (cr 11956) in tho uniform plots for the first

time ranked first YJith on average yield of 273 bushels per acre Pmmee rruuwd second and

COll1Ql1Che third Chiefkan had an averpge 7 bushels less thJn the leading v~riety Kcu1red

Klnrkofcu1d Blccld1ull rere at the botton of tho list

_23 -

078

4~97

132

568

1~80109

917

of 2 00Dl1bull oIIt

Stondrc1middot prror

StU1d1rdprror of 0 Doar

Toble 3 _ SUOJ1Llry of overogoy~el~ of tho uniforJl lirtox ~J10t vdobi~s gtQJn iyenl~p1(rt~~sts d 5 stdi02S hi tlO southori clistr-i~t 1941

j --~middotmiddot----------iif---middot~middotmiddotmiddotmiddot 7W+g~ro[Cfr--fnbusroi~~t ocr

1e ot i ~I_-~--II

1lXioty or co~s C I tliITli ~i d bull bull Avorago

I~lili1bormiddot Denton I cotho_ Busll~c4J La1iron- IVoodvffixd _--_____ i

K~iVolO x TOIlnIq 11956 86 172 397 4~H2 42middot~l) 273 ilmmoo 11669$9 13~236~8_ ~6-342~ 7 25~2 IComnehe 11673 110 101 333 ~16 388 250TOIlIlUro 6936 74 165 299 267 3-88 239KDNDloB)80 48 74 303middot 287388 220Chidkon 11754 52 129 32bull5 205 302 203Jlhrly Bbckbilllmiddot~middot8856 66middot 1O~8 IS~7- middotmiddot242284 17 9

lKmrod 5146 48 57 268 219 249 16-bull8~1O-rkof 1442 29 77 245 199 241 158_Bl_1C_kl~ulh- middot 6251 54- 100 19=1--~~15 bull~1~_----29~bullO__ 157

bull of bull

(bushols) 114

(p~cont)~middot 199~middot~ --

In orelor to SO7 tIle _b ellevi or ~f the vriotios for C SOtlOTJtJt longerporiod f the overCge

Palm-ee 1Ccl tho

~~o varioties are listod in order

~ yiolds for 1939-41 ~e sULlrnrized for 9 v~riotios ir- toble 4

of the roiC11tccl ovcr~~g()yield bosodon tlie rsuHs of 18 sktioryo~t tests

highest over~ge follOTed by Cononche CHCfr[lll ond IenrJLrq EJlcorkQt Co-1dmiddot Ifru~edInd the lotost

overage yiolcls The oiler ofmiddottilO lec-cling Y~~rictiGS is tle sene -os for the 1938-40 ovoroge e~

copt thd Tenrrorq m91l lQl$S lJigh0rthik~Blockhul1~

tests at 7 stu-Toble 4 - Su-rnory of over-ge yi~icls of 9 winter wheot viUieties gtown in plottiOllS in the southern~district for all or 0 -flart of the period 1939-41 =r SEelspmiddotr nciE --I

Vnrioty CImiddot ood Weightednumber Law on vrrd nv~~_ __ ---~----=~_--l

NulI1Poi ofyc0Xs grown 3 3 3 2 3 2 2 PnwIioo - 11669 middot205 190 - 1S-8 244 360 175 396 248Comrincho bull 11673 231 - 177 169 26-7 327 183 387 2t4Chicfkun middot11754 middot213 -172 bull 170 214 315 170 367 228TOI1JllQrq 6936 193 199 150 245 304 167 337 224

Blocklull 6251 1S-5 180 132 183 292 176 389 215Krwivcle 8180 174 152 155 234 296 305 21-03Ebrly Blockhull 8856 19-8 i81 136 206 286 192 294 210

J Klmrkof 1middotl42 148 150 135 200 27middot1 16~0 344 196W Knnred 5146 middot172 158 142 220 273 151 186

I~

Formiddotthe cCl11rcldisttibt ampitivJere reported froD Sixstt1tionsmiddotin 1941 (tob165) ~ho

d1ta orcfoirlycbn-sistcntoxclt1gttinmiddottho Coso ofNorth Plotte~ Pbirio6 ruJked firstuith un aveshy

roge yield nc~rly 3 busholshigher tlk~ Coonncho valieh ranlod second Cbie~~~ r~ed third

Tenrnorq fourth ond Choyenne fifth Nebr6d Bkiclrllull nnd Khotkofvlore t tho bottQm Qpound the

listbull In ViCIl of th0 ambimt of wintorkilling ot sorie of thcsostbtions thohighoverJges or

Povffiac and Cornncho weve 0 surprise In toble 6 the avorgQmiddotyieldsfo~ Jdh6 lost three yo~rs

h

for nillltl voxictics grOVI11 at six sbti Jns ~e s~izcd~ lotIlCO rolccl firs~ ~ayipg on jdvontogo

in yield of 14 bushels over Conll16he~ In third IJIQCc TcS Chicpoundlm1 foli~ved by Tenmrq and

Choye~o Korlred and Kharkopound l1odthehciWest ~vcr~cgc yields fOr t20 periodbull

Ta)lomiddot5 ~ SUDI~117 of~voiogo Yiold~ of tho uniforp winter whoet varieties grovm inp10ttosts~t 6 stctions in thcoOl1trcl (jlistrict 1911

) ~

B-- - Avr~go-riTld hb~Sle_ltrDlrO JiT--E V~ioty ~ Cmiddot Imiddot ~North Jvergo

______ ~- middot_p~lb~1ihJJ11[~ttan HrlYl-lC)l~1LJ llkron Li_~~~E1Pl~tte __~_

PavlIleemiddotCOIDiJnClle ChiefkanTenmarqCheyenneNebredJ31ackhullKlmrkof

11669 314 42~7 410 15211673 ltl96 406 375 185

11754 263 35bull 0 367 1646936 239 350 386 1598885 281 2p4 342 12-9

10094 220 259 346 1186251 233 236 326 163

1442 187 249 331 120

-

2981521921511842007

15911~6

108

435

Standard error of amean (bushels)

middotStundoFdmiddot eriorofti mdbD (percent)i___~__ _---__--_-~ _

Table 6 Suttlcxy of avorcge yiclds of 9 wbter yheat varieties gra-min plot tests lt 6 stashy tions in the central district for all or r1 pert of tne poriod 1939-41

middotf + bull bull ___ _--~~-------~-f-m--

middot-V~riety CI li--~yerrg~1t~1middot~__~l~$l1el~

1______ nuober I$lbnhattan EnyUQolby l-11lk=middot~ran~~middotJ===L==-=--~==w~1Humb0r of ~rc~~rs grom 2 3 1 2 3 3

Pavincc 11669 318 246 410 110 251 129 225Comcncho ~ 11673 91 i44 375 135 186 145 21-1Chiofknn 11754 281 ltl27 367 131 200 161 211T~q - middot6936 26S 21~8 386 12 175 144 199ChoyeIL10- 8885 270 160 Y12 lO~7 202 190 197Nobred 1()j94 252 176 346 10~5 184 194 194Blockhull (3251 250 16~7 325 125 187 158 18-8KcUed 5146 228 16~6 352 108 172 185Khnrkof 1112 i 21Q IG1 33~1 9~3 151 169 172 i-- ---- --_ ___-__-

~~le Yields obiinedin the nciJftperil~istrict ia 1941 aXe prcschted in table 7~ Ihtn wer9 1- ~ -

i-qgtortod froq 7 sktIcii1s YTithfour v~-iriotiQlpeing grovm illliforuly For the average yiolas ofbull I- i- bull

ti~se sht i~S J iun-irdx lii111nrdi (d~i S8SSS 112a 0 Slight~dvLntigemiddotin yield fo11oel by Yogo

Ivhrr1in und iilinturki in the order I11Jledmiddot Excludimiddot~g the d~to from St Pul 2nd Gr~1d Rapids from

tlO aver middotgQs iunrd x 15illlnrdi (C ~I ~ 8888) rDi1ked first IDirkOfseCOl1d ai-id Yoga t~ira lviil

turki nd LVJcIIlL ~Dd thcloues~lt1vmges ~1 though tllO sprc~Jmiddot b0tv~Wen thomiddotmiddot highest Clil-d lOVlost Oye-

r~ge yields RS lossthl+twobUshelsOvwro3-yomiddotr period ~ot 6 sttions (t~b1e 8) Yog0 Cild ~ - ~

N~bred hcl the SDO ov~r-ge yi old cl9sely f oii6lOel by 1Jiii-~ra x UlinlltJrcli (C I 8888) mel Kl~-crkof -

-~

h

middotmiddot 25 (If

j Table 7bull SutJIDary of avercge yieJdp middotof 7 varieties of vtiilter heat grOJIiriplot tests amp~ 7

stntions in the northern district 1941 _ J

C1Gie ago yield inJ]iyencr exe a middotmiddotycrag-neIdVarictyorcross ci~ 1- St Grol1d 1orJ- oze- lVJOe- T-~ b sti11

-=- __ numocr hioscca p9u1 JEbpid~ dan IlDJl casin vrc tions tmns=J

Y1iIJrd x Minh1rdi 8888 167 214 24~6 35n 32~9 382 225 273 291KhJrkof 1442 gt66 ---- ---- 364 397 374 250 ~---- 29~OYogo 8033 87 175 242 379 308 40~ 247 263 285wmont 6700 Oi2 _- --~ 382 387 381 58 ---- 282Hobrod

10094 90 364 357 368 214 279-

Minturki 6155 101 179 2312 333 316 38~6 244 256 2761hrmin 11502 18~5 200 ~~- 367 30~3 32~~_181~~59 _2~_

~

StondJrd error of 9-moon (bushels) )44 207 218 296 279 102 092 O 7~ 091 St~ll1dDrd error of ~mcan (percont) 1258 1317 877 820 791 2 68 383 338 352

------11 Excluding St Pbul and GrciidR)pids

Table 8 _ SUrnrDu-y of CvorL1g~ yields of 7 wintor whcnt varictics~0vmii plot tests at 6 stashytions in the ortherr district for 011 or n part of the period 1939-41

ifoight-Cd~ bull bullbull lt

I - d ~r~~101s Pj-ClO 2t -VJXiety or crQssgt middotmiddotCbull hor-I Boz~ iIoecj )ve- I

= i 11Uniber vifasocn iclcn-L-L1DIl I sin Ehvr_o r~ 0____

llfumbor of ye2rs grOqn 3 2 3 3 3 3

IYogo

87 L1509 199 298 8033 353 360 311 iNebrod - 10094 345 116 396 493 263 180 298Hinard x Minhordimiddot 8888 366 905 355 457 290 178 292Klinrkof 1442 308 92 383 494 277 200 292Karmont 6700 80 362 494 282 202 284Minturki 6155 316 97 349 164 285 184 283lvllLmin 11502 349 135 359 404 246 154 275

States

In scvorol of the StG-tcsthero lore two or more coopdr-diing st2ti-Jl1sfrom vThich date Tere

rocoivod- in 1941 At sono of theso stations only the unifort1 voriotiosmiddotmiddotiere grcim Thilcct

9thors aMit ioriaJ varieties were included It has been the practice to sUlIlt1arizethe middotdiitiJ by

St-tes by averaging yields from all stations within a Stato In ]941 more thun onc stntion reshy

ported data in Tcms Okluhoma Innsas Nebraska Mim1Cs0ta arid Montonn and summariltls wero

~ mnde up for thoso

In TOlqs lmiddotyoriejie~middot tero grOim at the threo sktions (Ina tho averoge yields oxo shown

in table9 middotKrlIN~O ~T9nparq(CI11956) lvbrlin x Torunlt1Xq3(CI 11805) Fameo 2LJd COIJQl1o

che hld the highest oVeroge yields For tho yo_Xs 1939-41 includh1g9 siction-yoors Pan1eo

Comanche me l~rt~l x ~cnr1IJrq3 (cr 11805) rll1kod the highest

Tw stptions rcportQd datg bOk1~10Ila in i941 (table iO)~middotKmmiddotIvnlox-middotTonriarq(Cl 11956

raJlked first COIp1chosQcond pndJawnce third Foral1or1i POxt of tho ~pcriod 1939-41 5 stu

tion_Y0Qrs Pamoe 1115 had the highest DVercgc yield follOlCd by CoCucho and Tenoarq

- 26 -

Tobia 9~ -l~vr~goYiold in ~ushdLs por ocrbof Tintor n~lot v~riCtioslt grOmil~ plot tests in OxS 111 1941 uld V101ghtod ovorgospoundor 1939-41

191194I9181185

16015 7172144166

---------~-------I-+----~-_---+_s---- I

-=--olt-c- u-----Ra--~middot-l I1middot I2 I5 I

I

I

218205190

181-179 169

- 14 bull6 )A2

124 120 middot117

115__----

11956 11805

11669 11673

6936)11754 12106

81805146

8856i 1442 gt

6251

ViriJtJ~ orcrcs s j lie1 I~--1----- -- ~ i-2luobvr

~~~~c~gt=~ Phvmoo

~ ~ 06nonchomiddot ~

6~~ 11middotI ~odIL-rd Fcdorot ibn x Tcrunrqmiddot~~o Jihr1~r Blaellthull

middot Kbarkotmiddotmiddot Blackhull

2i

6347

59middot~

1011

303314272280276

-254275249252248243

Table )0bull- veroge yi~ld in bushels per acre of wintcJ wheat vadeties grown in plot tests inOklaho~in 1941 DrJd middotvrcigltcCl uvcragos for 1939-41 I

1--------------- Imiddot J ~-)vcr CyiOIirTn--bu-Slh-Cl-S--------IVoh6tymiddot6i- cross j I c] 194~ 19~941

1----------__~__~ I numbor~ (2 stohdns) 5 stohon-yeJXs Bonk _

Kawvo10 x Tonmorq 11956 356Cornoncho U673 352

middot Pavmoc 11669 345~middot1VolC gt bullbull ~ 8j80middot t 338 ~centnmorq 6936 32$middotDhoyenno $B85 277]trly Blnckhul1 8856268 middotChiofkori H754 254

-Turkey 1558 24~OKanred 5146 234BIQCkhull 6251 221IChnrkof 1412 220

1 _

Doto wc~oroportbdcfmiddotr6mthroo shtions in Kll1s1sin 1941 (table 11) lith thirteon vori-

middototiosboinggrovl11uuiforI11y pavmoC~lod thohigl1ostovoroGo yi oldfo11owei by OOIlahcl1O and Ebrrshy

middotlyltBlookliuiimiddotxToiu1orci (CS~ 11952)Chiofko1rCrJkodfauxthoJdTeon1rq fifth For the 1939-41

poriod inc1uclllg 5 station-hcrs tl~o vrictios rQ21c in tho follovTbg ordorfor yiold Famoo

COrnW1C1l0 Oldefkol nndTcnImtq

In N0br~sl~ tuost~tions rcpo~tod amp~to mld ~t theso Ncbrod hod themiddot~igllCs~ uvorogo yio1d~

fanowed by hwod x Blackhlill (CI 1184-1) ondPQImoo middot(tabl0 12) COJ1ltJ-1cho tC1l11ltodlast duo te

wintorki11ingmd hessibiJfly dDago Cherenno soloctitm ChOyCn10 Povmee ~dmiddotNobrod had tho

highost longmiddottir1o ovcrigcs C

IVbrnin had tho highostrwOigd riold in IVIinllosota in 19lt1l(hole 13)~ MinlXd x iv1ilJi~di

(6I 8$88) o~cl H41Xi1int~t1cl2(f)Il41~Z701-)a1sbr8jllcd high Thrcoviiiotibs iAiliarQ x IIpoundrgtshy

middotlnrdJmiddotmiddot(CI 8883)- rc1niplusmnl 6nd IVlJntWki foJt) aDout equ61 foriicldfortho lastthroo Yo2rs

l

- 27 -

Table 11 Avqrqgeyielci~i~busho1~middotPQrocreof~linbex ~1heatnridtlestpOIinhiplot tests inKansas inI9~1[Jyl vrcighted avorgtgcs for ~~39~n

Vnriety orcro~s CCIhunber_J-gt

PawneeConanchohly BlnckhullChiepoundY-anTonocrqCheyenneEJrly BbckhlllOroNebredEDnredBlockhullKharkofTurkey

Table 12 4iv~rogc yi91o In bushels oor nere of VTil1t~r hed br~etiosgTovnl il~ plot tests inNebr~slm it 1941 ti1ld Vrcighted avcrrges for- 1939o41

Vortety or cross

NebredKanred t Blocld1UllPownee Cheyenne selectionCheyenneChiefkanTurkey selectionNebraska No 60BlackhullTenrnarqKharkotComanche

CInunbcr

10094llSmiddotH1166911666888511754

115776250625169361442

11673

20~1 200119~4192

180 172

168153135131130Ip

189

190 199

190 18i---~

175173190162IS6

4

3125

67

1098

3

21

-

Bank -~II

~---

~---

----

331

334 337

- (

211209193middot17317i1amp81$~8142

6155

8033---~

-----1150288~8

MJrminMinord x lViinhtrdL amp44 x Minturki2 (Minn21QlfIvrinhtrdi x lik1rquis(liiru2699)Niinturki H-44 x Minturki2 (Mil1l1~ 2702)Yoga bull ~

H-44 x Ivinturki2 (iAiill~ ~mo)

Table 13 Average yield ill bushels per acre of winter wheat varieties grovID in plot tests inMinnesota in 1941 and veighted avcrnges for 193941 r -jy~~ middotidld inbushels

VC1riotyo cross Clmiddot 1941 19 9 1I----------~-----_----c_~_1--number 3stoampJoi~~r (13 stationyenrs) I

In Montonoeight v~ieties vvbre grownunifCJrtlr at 3 stations 0$ shown in table 14 middotKLz-l l - -

mont Klk1rkof and Nqv1tirk r~ed highest in 19~1 liTlllleTClrturkYogo andfDrmol1thndt-he higlo

cst yiolds during thb~~e0period1939-41

1---

~middot28

Table 14 - ~ver~~ge yield in bushols per oo~~ of Tinter he-t vu-ieties grovm h plot tests ilIYTontQIllJ in 19~1 and reighted bvorages for 19394J

Voriutymiddot o~ middotcros-s---] cI~-~~i~~~QshgS-middot_middot_middotmiddot--~-middot-~--=l____ i numbor Lt3 st~2)rsLlt8 stob~ors) _middotR~E middot_i

K1rcont[ 6700 312 30bull5 3 lGwrkof i44~ 340 302 4 INewturk 6935 336 308 1 IYogo 80~3 319 3062 WLinturkimiddot 6155 315 292 middot5

IHebred 1009431~3 289 7-Minard x IvLinbardi 8888 312 290 6 II_~_r_mi _middot--- -+I_l_l_5_02_~- ___271 I 251 8___

1

II

$UJ44ARY OF A~ONOlinC nTA [

The agronomi ]ata other t~ ~ield have been sUIDIDarized for each distriatpoundor 1941 iii

tables 15 to 17 Ih~ach easo the CLlt~ qre overogcd for as lIQJly varieties and as many stations

as possible The numb or of stutionS ehtoring the Qvor1ge is shovm at tho tOlJ of each column

The dik for ~h~ southo~diSt~ictbull arepro~entod in~~~lo 1middot5bull The or~leadodconS~dei-nbly eJXlierthancin1940but the relhtive ot1liness of the wriotiesrerik1inod the SQille

]hdYBlackllullh~ridca t4e~~liest JUlr lov~e~and CotlUlchc wore ~yenJiormiddot tmn Tc~qChiefkon overoged~edo e2rlier t~mxf BlackhuIl RipOIi~g htes shoviodo narrower rCl)lgcioXid

in this case BlackSult ovcr2l$pd ono ddY emiddotmiddotrlier th-n Chiofkan For height KcwlV21e WOoS thetoU- ~ ~ - ~

ost and lavmeethoshortest Lodghl~ d1ta from tilO sbtions SL07 toot Chidlmn ond ~r1yBlcck

hull lodged the ]jJo~tvlhile CotlnJ1c1~9- 8nd BL1ckhull Tero ciso wenk It ymS generally obdervod

thlt tho St~amiddotl of- ~lBlackhull T~t~ rQS i~lined to be Teolt in 1941 Kowvale ~Tonlmrq (cr I

11956) Pmrnce K~tyenale and ConianClicilmd lOYT 6vCtDgd LllfeetioIlS of leo rust Test middoteighbs

VIere 10 in the district with FerlYB~ocldlUll hvil1g the highest aver(lge of 565 pOU11ds per bu- -

sho1 KavlVale x Tcnmaiq (Ct 11956) ranked second end Clliefkru1 third for ovcrage test Vleight

I Table 15 - Sutlllry of agrononic chtq other tInn yield lor vlintor varieties grown at cooperatiIlg

stations intho5Olthc2l1odistet 1941middot

iI

1llUDber of stations ~ 4 5 2

KoVlvole x Terunrqo 11956 I~ tl 13 37 35 gtPowl1ee 11669

~~ 19 13 36 30 5

Conlche 11673 May 7 13 37 5S aTouulq 6936 Xiby fO 15 39 50 23KavllTc~10 8180 bv 3 15 40 29 5Chiopoundkan 11754 ~y 10 15 39 66 58Jlhrly B1acld1ul1 8856 Aprij 29 8 37 65 65Konrad 5146 lv~~3 17 38 60 65IChoikof 14~12 IoJbiy +1 i8 36 52 68

Blackhull 6251 l~hy 11 M 39 5e 63-__ ____ ___w ___ bullbullbull __bullbullbull bullbull _ mR_ __ bull____bull-~--~ ______ ---- - 4____middotmiddot_middot_~ __ middot ___ _- __--

I gt-

5

56~0

54_6550 tmiddot547534559565

-520510853~9

i

- 29 I

TliO~ c0TJtfulmiddot distdct cl]ii ~0 avorCgecl for 8 vCri9ties Jcl aroptosortod hl tolo 16 bull I

Nobrcd old GlcyCI1ne hal tllOl1ighost avqroge wintor sUIvivaJs T~le two cotlicst varioties woro

Pameo old Comu1ce both ovoroging to cbys ec-rlier in loCJing the-- TOPDltirq klmrltof l0odod

the latest Fawnee ripenedtmiddotwo days earlier than Comanche aldfomiddotux days carlir thcul Tennarrl

For plant heig1t l~obred wns the shortest and C-dcf1f4IXl tilctallost Loaf rust infoctiol1 nvoroged

tho lowestmiddoton Pnwnce andCocamc1Jc nJlp the highost onliobred Culm cOU-lts slOVI Pavlloo cnd Noored

to Imvo hud tho thickost Dll Tonmorq tho thilmost stoncls at tvo stQtions ChiefYnn hod Gllo

highest avercge test vmight por bushel with lIebrod tclci~lg socond ond Pmrlee tird

~ -

Table 16 - SunrnnIJ of ogronoIJic dJta ot1er tra1yield for vhter rhrot varieties grovm at coshyapcr-ti1g stQt ionsintl1e celtrcl district 1941

Voriety rcor J(ampte-=r-t----7-LuOc----+-i vcrcmiddotgrmiddotto es I10igJtnunber survivrl E~do4l~_o I Hoipoundt rust_ r ~shol_1

--=------ Percot ~IJ[JY (IclldS)(porcert+=-~~=-umiddot (PouldS INuobor of skt ions 4 6 5 6 3 2 6 IPawnee 11669 69 23 June 24 31 24 260 580COIJm1che 11673 65 23 Juo 26 33 25 162 575Oliefkon 11754 66 25 JUlO 28 36 39 184 601

ITcnnarCJ 693665 25 JUlle 28 33 47 155 56 8~loyel~le 8885 84 27 JUll0 29 31 69 215 578Nebred 10094 92 26 Jule 28 29 75 251 58 3

IBlac~lull 6251 69 25 June 27 34 65 195 57 6Klmrlwf 1442 74 28 July 1 34 65 i72 565

In tho aortherndisttict seven varieties tnypo conp1ed for clmrQcters othor tJl(1il yield

(ToMe 17) olthough tho data Dxe sotevlhnt frogncntorJe MJXDin and Minard x MiwJXdi (Cl 8888)

had tho highest avertlg-o survivcQs Marnin heoded the earliest but vras l1ot ripe os oorly as sone

other vQrietios ilt four stations Nebred hOO sligltly the shorter straw Loopound rust averages

shcwed -no ltliff0rcncos for t10 vJrieties but pound01 stoo rust Yogoand Nebred hod tho lowest eweshy

rages liunord x Iunh1rdi (Cl bull 8888) had the highest avcrcge test weight per bushel with iL-gtr

Din and Nebred being fairly goo~bull

~able i7- Suru~Uy of agronooic c1ltlta other thanYio~d far vTintcruholt vcricties grovm ot ceshyopercting stotions in the northonl district in 1941

j

Y tmiddot ImiddotC IJXJO Y ormiddot crO-5S~ bull bullInmbor

=-J~T

Nurlbor of s t-t ioi1S 3 5 4 4 3 2 3 3

lvIinurd x ipoundil~mrc1i 8888 77 12 14 34 78 17 92 79 601Klmrkof 1442 57 11 13 35 25 585Yogo 8033 61 13 14 35 87 5 85 65 581IfurlJont 6700 53 - 35 - - 572Nobrod 10094 64 11 13 33 7 - 592

li~Minturki 6155 65 12 13 36 89 8 89 67 575Mornin 11502 78 10 14 36 74 44 90 67 593

I----

~-l

SU1EmRY OF PLOT DAXLii

The 1941 crop Vls subjected t)severe -rintorkilling L l~ebroskn ci1d yeninuesoto hession bull I

fly and 16efrust~~ in Nebroslm ~d KnnSos Clld both led qnd steD rust infection farther

southII

Ill Oklcll0t and Texqs tdomch Ll0isturc YJQS reqe~v9d QJ1d ot sor10 stations lJUVest VloS

difficulti

(

In the southltrn district Kawvale x TenmarqCI 11959) a new va~iety in plots ranked

first fOJ yield with Pamee and CoJlaJilche second acd ~hird xspcctivelyI -

The Blackhull wheats (Bla~lili~li EJrly BlackhUll end ChictkDn) lodged or broke over

badly in the south~~~aJst~ict-under ~heextreIieiyrot coJ)ditiohsc

In tho central distrJctQvrnlte~Gorinnche and Chiepoundlon ~md the highest averoge yields at

six stDtions- 11he~o 1faricyics mde tlese averages in spitc ofvlint~rl~ning in ~Tbbraslro caused

by th6ArDistice Diy itorm~

i

HdreDpither vCgtricty d~d ICll in 1941 duo to

The bmiddotluvior of PowilCe Cfld COlJllnche is fairlyconsistont ot all stations in tle soutlcrn

ondcQntrol rlistricts cxceptot lIorthiPlcgtttc +

win~erkil1ing lt1J-ll neither roucs higllhcthb longer tine ltlv-eruges foryieldI

In the ~Qrthem dist~ict Minatd x ~i~11rdi (CI 8888 ho(l thO highest overgeyic~d 0)

five shtionsKhorkof rnIiJced seconaiond Yog~ tMrclI

Tle tVTO ncvrly naned hcots Cononche olld Immce nucle good records Cooancle is being

increosccl ot Chillicotheolcltbe plcn i~ bo Clistribute it froD t~1~t station in 1942 Pownee is

bc~ng increased and purified d WJltmhoJtcn Q1dLincoln Nebrcslm IlnS clecided to iistribute the- - Imiddot

j

variety as soonos seed is avoiloble but 10 clcpoundin~te action las beetl tolton by IC-1o1Sos WhileI

neither is 0 perfec~ vorie~y it is f61t thot each is a step fottlord JTJCl eoc~J sloulcl clo well in

its-~pted 2Xeo

fn Mil1Ilcsoto the behavior of cOJtoin FM x Mi~turki2 ~trQins WltiS pleasing ~hese linter

vlhoots corry the Hope resistalce to loaf end sten rust

In the fall of 1940

tJHIFORM YIZLD NUESW _I

the uniform yieldti1UserY was seeded at the same 14etdions in tIle ( central and southern districts as in 1939 AtBushland th nurSG1J was seeded on both dry 8JJd

irrigated lanG4 Th0~ntirsQrYcoriisteaof 30vorietios cnd strcinsoach seeded in tlUee rod-rowbull 1-

plots IJIhe Il1llber of plots of each Ir~iety at a station varied from throe to five In tabIe 18 )

tiJC varieties mokirJg up tlle 1941 nursery together with StptQ r-Jld CI nunbcrs arc sho~m -

-------1IIIi

------~-----------

31 -

Tlt)biols -Vori~tios of Tintor lhoct grmm in tho uniform yioldpus9ry1941

~ -~t~r-~~~_~_- --t~~Lstt1~omiddot orhybrid nunbor

I Khnrkof 1442 -------Blf3cidiu116251 -------Erly Bhckhull middot8856 -------Nebred 10094 Nobr~ l~o 1063

IComncllO 11673 KD11S lTo 2729Kanred x Blackhull 11844 Nebr No 1098Pnvmee Ii-S69 Nebr No 1086Hope x Cheyenne 11969 Nobr sel No 363339Kawvale x TOIlllkIQ 11950 Kans 1102726bly Blackhull i TennUq 11952 KanSi No 2739Konrcd-Ihrd Fodoratiop x Minlmrdi-Mipturki 11970 Alltrop No 130Fort Collins selectiop 11971 E G 1143Cheyenne x TentllDIq 11972 Kons Ho 2748Cheyenne x Terunarq 11973 KUns lTo 2751Kawvnle x TenLnrg 11956 Dentop DTo 35-34-117iYhrtin x Tonmarq3 11823 D0nton~0-50-3~128Kanrcci-Hnrd Fedoration x TOl~q 11974 Dopton No 37-34-54Konrod xH~po-K~rd Fodoration 11975 Akrop Bo 533Konrod x Hopo 11976 Akron No 850Compound Cross 11977 A1Uon No 874 Choyonne x Thrly Blockhull 11999 vVoodv-rard No 1126CpoyorJj10 x Ebrly B1ackr-ull 12000Woodtmrd l~o 1127 1

Blackhull Xcrloyorrq 12101 H G No 40-102 IBlocldiull Tcnmrq 12102 H C No 40-115Choyonno x TomlDJ-q 12103 ll1s10 2749Choyonno x Tcl1Darq 1210~ ~ons No 2750 I

Knwval0 x Tonpcrq 11992 iobr No 1114 IHope x lJurkoy 1069 11964 Nobr sol tIo 363401 _I

KonrodHardFodqration 25007 x TorJDltUq 12)06 Donton sol No 25-34-44 IEinrcid-lbid FoderatiJn 142 c ToImUo )2105 Donton sol No 3334-303 I

----- ---

A cODpL-rison of tho 1941 list wit~1 tlrt of 1940 will S1011 onuobor of changos in tho nur

sor T011 strai~1s which SO~~JDod to bo 1ocldng ii1 ogronooic volue ond which roro not 110aded for

ecological studios IOrO roplocodby norror soloctims As S0011 as a strin is shown to bo 10ckirot

in somo tDIiortont chI[1tr it is omittod frootho nursery qlthoughit still my bocontinuod

at individual stotims Tho strais mvLg tho bost porfoJlOllco il1tho nursoryaroadvQncod to

plot triols 1m attOLlpt is also mdo to avoid too llJ1y dU1Jlicc-t ions botvroon plot ond nursery

tosts

DATA OBTAINED

In tiibl0 19 oro prosontod tho dta fron tho 13 nUTsorios No d~to Joro roportod from

Stilhntor bGcous~ of dipoundfo~ontial stQl1ds duo to sood trotnont tQLld from North Platto duet-o

wintorkillil~g FbI 0~Ci1 station tho variotios oro list~a ~11 o~c~orof tllo 1911 yiolds anClO1ly

the Ct poundlUii~ois nro given ~or id~l1tificationbull ~vor~go yiolcsru1d rOJll~sfor thoZ-yoar poriod

1940-41 arc givon TI1orevo~possiblo~ Pata othor tl~)yio1~ aro includcdvn10ncl]jroctors conshy

cornoclsoooocl to be rol~tod t) yiold or vrhon tho dDta shorrod lifforoncosboliovodto bo of inshy

torost

At DOlton tho nurso~y yiolds ~Toro sonovrbct bottor tl11l1 -th)sO obtoinod from tho plots

_________________________________--L ~_~ _ ___~

32

The highest yielding 1ori6tiGs~middotcrcCI 11952 C()nnnche CI 12104 und 11956bull Foro bull 1 bull bull ~

the 2-yeor period 1949i41 centu~ nupbq~sl~$Q2~ 11956 ruld Pomlee hoiro rod the highest ov~~Ctgc ~ bull ~ -i-middot~middot bull(~

yields KlDrkof llL1d the ioWs~~r~~eylq1dfor -Chis some ]criod~

The stroITQ-S reth~rtlmiddot~t~picothe rmd before h2XVcst considerblo loelgingo~ - - bull - ~gt~)j bull - 1

curred in most of the V~idtioSmiddot middotAfltf70fbe stiffer stXouorl stroins nercQo~lChq GI~ ~lm

bors 12102 11964 ond K~k~f lh16 B1ockhullmiddot ond l1rly$itCl9lJl11 s~J~ieel tlicC)~e~t str6~~ bullbull ~ i bull bull ~ bull bull -

Consiclercble rust cl079loP9d Jsppqiql]Jyon ~usceptibL vorieties while CI~ Iros lH~64 11969 ~ ~- tmiddotmiddot-~middot~middotmiddot 11 ~ i-

and 11956 showed some resistmce to bdth lealbnd ster1 rust ~ Septoria irifection~m~hOOliy on

all vorietmiddotio~ eicampPt(iIlti li9S6~~esJtv~i~h~vmre 10Wr~ging from ~6~6 to 8~pounds per

bushel

- 6Zbus~lCls per ~r9Jii~hPtivirc991~

- - I

nunbors 11976 Qildli97idt tll~bo1tOtiJ- - - ~ -

nui1bcrsl199Z rrl 12104 2t tho top of~16 list G-l1c1 qfr~

For the Z-yell joriodthroQ15t piuf3 aic tiod for~i~$tbull bull d _ bullbullbull

p1oce in yield noDelyPlt-~momiddoto CotibtJpl~omiddot and CI11973 Duri tins ~iirio peri6dNebrqclKlm~ t r bull

-

I bull bull

TIe highest yiolcli~lgVorioti6~yc~cIIi

kof md CI 11977 middothil1t10i~6ii~centrg6lt7ioldsbull l_-~_ ~- )~ f ~ i lt-

In the irrig2ilQcluursery tlt E3u$l~l1ii~lt os llOig2ts ranged frOD55~Ot o6i5middotJ1oUI1Jspdi~u - i bull ~ ~ bull

shel ad t10 yields fr6h40~4t~ai~2bu~~dlspcr acre - -

PovJnee C I llU9b0rs yl972 oclmiddot I199sthi1o]brly l3Lockhull C1ld CI 11975 ~qrd low tJ~~1940

and 1941 Yieicl~middotbyen9middoti~1middot~6r~ i~bl1tit ithe $e t~oe voriqtJ8stli1~ poundotedfi~~t ~n~[~4~middotmiddotVlCr(3

blso ~igl poundor t~e 2-yClt1Z averoge

The drJr land ~~s~y atl3~~~ffCL gave yields only ~Jig~ttY 1ower than those in the irri_

g~t~d nUse~r~l this estconsid9~JlJble)oafrustd~Vieioped onsvsCOl)~ib1eva~JOti6smiddotpound1Jlclthe [

~st vmights vmr9 $QIlow1W-t 10vwrthaniiIl tho i~rigatee1 nurs9I lheTbiot ies hoving the highest I

yields wereG~I nuppors 1Z105 1199Z~ DIld PO-Jllee while CJ~ 11915 ~6b~od~ QLld CI 11971 1ero ~ -- - l lt - bull bull

low GI 11l50 Pa010e and Cltl~6 11lJvo the highest ~yc(~ro~prgc intliis d-ry lGnd~

sory test ~ -

lt

StroxT IlQS Ullusually tall rt WQ~ehlTrd Vlit~l hoig~1tS Jol1gil~froo45 to 53 inchos i1d CIS

IJight be expectod COllsidercb10 lodgihg qccuJted botore lZVest SODe of the stronger sbroTodimiddotmiddot middotmiddotmiddot middotmiddot

strainsrere CInunbqrs 11977 1197~ oncl 121OZ ~e$t weights lTerp fqirly good illriost cosesbull bull bull bull 1- e _ bull

01tlOUg~l one vr~rict~IW0 woigIlt of~6 pouncls per bus1el Two vorietics c I ilunbors 11952 C-l-w

11972ri91dec1mprethml 50 buslels pprlcre~ CJl(l 11 vc1rietiesmiddot gt(1 yiOld bot7oen 4OQJ1i 50biishy

shell por nerebull Bo~ed~l1 tho2-YO~t-~crge the J1igllostfi~ldingvoHoticsmiddot lC~~ CI ilW1borsmiddot-bull

11972 ~1952 0ld l19 wljilo NCQre~ CI 11969~ oJ1clCI~ i1977IXtd6thepoorest yidld ~ecordbull

At MDcl1Qttcm LQclgi1l~ ilOSrqpo~ed for 0)1 v~rietiQsLiltj~ough CI Ili~f1bcirs il974 11971 bull i - -_ ~- i

mcl 11977 stooel up t~le best ~c1f Jrust rcoclii1gs llOrO foitlyl1ig+1 i~l nost coses DJ+etcol~idcr6blo

S~9Ll 1llst ~~eve~qped bull 91ointoxburomiddot]Qs f[lj7~y g90~ 0c1 test neights~ lith on Oxc9t~~ir~god

-33 ~

froD 55 to 616 p01X1lS pOI bushel Tho ~ighost yioldiucvGriety CI 11950 gave 413 bu~hels

per acre while thelore5t yield vlUs168 bllshels1er acry( Additional vpxieties giving-tho

bet~bcr yields were C~I12l-9amp CI1l956 qnd Pavmeebullfor the 2yoar period cl 11950ronked (

iirst Pawnee second OJidCT 11952 thiro This last ThUled variety is exbroiaely early [~d is

boing considei-oel as a p05siblo subst i tuto f01 Ehrly 1lockhull Strnins such as Khoi-kOf BlocY_

hull and Nobrodhave boen q1dto low in yiold tho lcst two y~rs

Wint erki11ing occurred at ibys with SOLle VJriotios having survivals as 10VI as 63 p()rcont

11I

while others CltlJ1e through the winter with porfect sta-cls StrQJmiddot vms fairly tdl and dorisidoroblloaf rustdevclopod Ol~ all suSccptiblevariotios~Thoyielcl rcmiddotngod from 525 to 196 bushols

per ncro lLnking tit the top of tho list Jero CI numbors 11~5Q1l974 ond11972 d~lilo Jt thlt

bottm 1I~rcNebrod ond ]hrly Blackhull in tlds cso a lctcQnrl onoxbroDoly oarly variety In

genoral the lS4L yields nro in lile ulth ullO 2yoar wcrBe

No w1wberkilling was reporiedfrom Akron but the dry wecthor previous to harvest causedmiddot

straw to be short test VTeightslight and yields low The lighost yields 7ero reportod for C

I numbors 12105 l2l06aca 11952 No 2-yoar avoragos are sholm for this station sLlcO tho

1940 crop v~s a fai~c

At Fort CollL1s grmrlJh VJaS hoavy as l+sua1 the strm1 las tull undbeforb bargest all va

riotiesIere lodgod completely Yields ranged from 69 bull3 to 449 bushels per acre The throe

highest yielding strains Lll 1941 Tore CI numbers 11974 11970 3nd Comnnche For the 2-)roar

period CI 11974 raDkod first folloITed by Crnumbers 1~950i 11970 c-uiQ Conmche

Test Teights at Hesporus ranged froll 60 to 64 pounds por bushel aJd tho yields from 648

to 349 bushels per oore The Mghost yielding vorieiies lere Blackhull cr 11971 Nebred

and COLlCXlcllo 011 oflhich gavo moro tIm 50 bushols lJor ocre ~nscd on a Z-yodr averagef

Comanche had telO ~ighost averoge yiold poundol1Oled by Blockhull CI 11972 old C~r1l974 The

agreenent betllOen tho 2ye8r nvelngo o1d the 1941 yields is lotsO goocl at tllisstation

Winterki11ing was very severe at Ames but the rellJtionship between survival and yield is

not very close For example cr 11969 lith a wnter survival of 86 percent yielded close to

the bottom while Cl 12101 with a survival of 26percent rmuod secOnd for yiGid so it is

apparent that other htizard~YiOre prE)sent Test vrOig1lts whore obtained rangod from 543 to 590

pcn~nds per bushel The highest yieiding v~~rieties v[ore Nc)redC 14101 bnd KJ-1rkof The six

lowest yiolding strains gave lessthnn 10 bushels IJer acre~FOr~ tho ~yo6r poriod 194041 CI

1197f has hd tho h~ghest avorage yidld follmmd by Nebred Pa~moe end CI 1195Z

AtL~ncoln t110 November freoze causQd consid~rablewintorkUliilgand therelationsllip

botlTeen middotlintor surVival anltlyield iis fairly goodbull incre~re 5omo exceptions in tInt Nelired

Cl 11971 elld Kll2rkof rith good survivals ru1k6cl rolctively lQYI iny-ield This 1DsproboblY

~

ctlusod b~r 0 combiIl)ti0l or Joopound rUst lnfotion~ hossion fly ~1lngo ~d tho h~ ~ough~bull All

varieties except Pamee Carrieda foiply heavy lecpound rusb infect ion and testvreights were ratherbull bull bull ~ ~I ~lt 1

low langing from 44~O to 592 pounds ]jar pushel~ wo varietJ~sC bullI~ numbers1JS50 rnrl11952

~yields abOv~ 30 bushels -oermiddot acreTlhilo f~mvnietiosCInumboIsmiddot1975 J205 ~ii~77 - i

~bndi1976~yi~ldcd 10sstl1Q1l10 bJShotsporO-ltFo TIloS 10lYiolds T10rC accotap~io(fbY~xhrlJolY

low wintor suwivals Based on tho 2+ycQJavorago JihrJy BJacklmll hndtho nigh9stnverogoI - bull bull bullbull bull bull bull

inciinodto bo vL1tCrtoiiidor~

middot yiold fonowed by CI~tJUIilb0tS1l950~ 11956 t lmd Pamoo~ All ()f thQsostroins are early andI

COllsidcrrblo 1i11torkillingmiddot VJUSrcport 00 from AJliancbut tho dnto arc not too consistont

lith vih is knownofthdhnrdii1ossof tho dipoundforont vc~iotios For 0~10 GI11964 l~d ai

survivnlof l00porcontcomparod bo 8~ -percont for a1lJltof It is YT)1 Mllbtf1l1 if this xol~

tionshipis correct Grail1 quQlityvtLS poundcidygood JlJdyiolclsxogcd fro 0 21bull3 to 84 busholsj gt - ~ gt bull bull bull bull ~ bull bullbull bull

poraCroCl Dunbers 12102 121OJ~i[u1dKl11rkofampvctho highest polds in 1941 andCl l11Woo

middot bors 11975 11956 D-ld 11977govo thoi 10I10stones ior tflC lJ~r p oriod CI 11972 rc-Jko~

fiist for yielii K11rkofsecond CO~1Cho t1ird and Jqn_ecf(gtUxth

~obl0 1~ - Agro1ooic Q1d other dcto for uniforo willtor uhot varictics BiomiddotJ11 in rcplicQt6c1middot j

nursor-plotsincooporotivecxporioqnps at12 stti6ns in t10 hprd r9d ~yintor vlheot lnroa iJ~ 1941 and nvor-ge yiqldsfor 193g41

bull

Imiddot

14

23

7

611

middotmiddot15 i

91011 ~

13

245215

23322120125223~5

203

VS 36 580 196VS 34 q5~O 181V$ 35 560 17~91532 560169

S 31 545 167VS 37550 166VS35 588 165VS 35 540 165VS 33 560 164VS 34 635lt 161VS 36 50~0 155VS 35middot 5~5 151VS 33 560 154vS ~31 565 150VS M 54~0 149VS 31 510 146VS 31 510 1lt11

VS 3~ 560 141VS 34 5SW 13~9vS 35 560 136VS 35 51~5 13~5VS ~2 560 121VB 33 56 0 middot119VS 32 56~O 115 213 12VB 32 50 3 J1o3 lQ3 17 VS 3lt1 9~O li1 212 i$ XS

Smiddot12 470 9 7 l~ 6 16 I

v 31 500 74 19 19 VVSS 32 170 73 182 18_

34 166 67 130 20)DOCli yic1CIio~ Oiiy lio-middotinrieties IS7 ousl1cIs--

Denton TeJmS(OW 1 ) our p pus

Ptv 0CI

number

11952 April32 1fny26 601511673 April 30 middot1~by31~ bull 15 2012iQ4 ~pr~l 39 June l 15 151l956loiloy 5 tUne1middotmiddot 5 15

11669- )by 2middot JUl1C 1 13 1512105 April 29 lvhy 30 4 28

12000 prp24~26 60 ~311992 April 30 ~ 3q 10 23i2103 tllili)T 2 JulQ2 10 a5li974 ~pril 29 JUlio 1 13 4511823 by 6 June 2 10 1812106 ifby 1 June 1 5 28

11972 Ithy 1 June 1 18 20li961 YJ6y 2 JUJo l T ~ 011019

0 97~t~pril 81bY middot3135 5

May 6 Juno 2 73 13 11950 Yoy2 JIJll0 ~ middot3 25 A856 -t-oiil 22 ~vftw 2~ 58 811969 ~By 5 lIDY 30 0 011899 by 4 middotJun02 18 35 118middot1L ~Jay 2 JULJO 2 56~5

12101 ~v1Y 1J~)q~ i 58 0812102 ~IJccy 2 Junol 53 Igt

6251 ~4V6 Juio ~ p5 18JlSn uJpiy 2 ri Jii-1Q 118 5511876 poundtiV 3 Juricl 63 2011870 thy 1middot middotJUno 1 65 83

11977 1441 6 Juno 3 80 3511971 ubv- 2 JUll0 2 73 36I 1442 ~ Juno lt1 55 40

monaiirucrrar ofa Clifferonce botloOD tho

- - bullbull~_c- 0_ -bull ~-

TO-ble 19 - (Co1tinued)

ChilliCQt)l~middotTe~s--rFoux plots----

- to

1

I

-r- -_~_ ~~ Leat-IL~pging r-w~e )j ~vo~o-Yr-- -- C~I bull~ Dah iHQigh~rust I eld 1940-41 BarJltn1lIlb er headeC-Lmiddotmiddot i

Percent PcrcClt Mels Bushelsr- ------ CInches39~- 11669 Maiv 7 ~ 30 241 213 1

11992 May 6 39 20 10 231 12104 May 2 40 20 15 2211673 IIuy 2 42 8 5 21Q 213 111973 IipoundW 2 38 25 15 214 213 111972 May 7 bull 41middot 25 20 211 2Q5 412103 May 7 41 20 10 20611956 ivJay 9 40 T- 10 193 17~8 912102 iicy 5 37 65 5 17411964 ihy 2 35~ a 5 17middot0 I11970 Ilioy 2 42 50 20 159 180 8 I11952 April 26middot 33 - 50 60 156 176 10 8856 April 2middot1 34 65 95 152 183 511950 ~i~ 2 39 ~ 75 152 151 1211823 LlJay 8 41 25 ]0 148 181 6 I

I11999 lbiY 6 34 65 90 147

112106 Ihy 5 38 20 75 1-1712105 llioy2 42 5 40 14511974 Lioy 2 10 20 30 140 162 11 I118M lib 6 37 50 60 136 181 6

I12000 April 25middot 33 65 95 136 I12101 ihy 6 38 65JJ 15 128 11969 lihy 8 38 ]1 25 120 142 13

I11975 iby 1 36 65 15 87 129 1511lt12 ~~ 11 40 65 5 90 111 19 I6251 bullJJy6 36 50 100 amp8 141 14 I

10091 Lhy8 37 75 10 78 middot102 20

I11977middot Boy 10 37 40 85 74 n3 1811976 rJoJr 7 37 65 60 amp4 1l7 1711971 lifoy 7 38 75 100 62 128 16 I

I

Standard error of 0- difference between the meO-n yieldsof any two varieties - 321 bushelsbull

11 Severe firing of leO-ves

t ~

~

r 3P~

rabl0 19 - (Continuod)

~

r-Tmiddot

913

13

71215

26-9239231

250236

29026~290

246214243

middot281

C I HQi~lltl I IIIJXlbo_r_L-==-~==--L---==C-~~r--+-o+l-------tltilt---~c-r+~==+-~gtlt===--~r-t~plusmn-r~~ROr=cn1~ct

~~ 1

lJ669 16 JUri~ 25 32 87 610 104 320 I II

11972 20 J~o 29 34 87 585 392 299 2i11956 21 Juno ltZS) 33 i 85 600 3S3 29~7 3 i

12103 20 Juno 30 35 88 600 383 i11882 18 Julo28 34 85 600 36111969 22 JunoZO 34 87 585 35~611823 20 Julybull136 82 550 34011973 16 June 27 32 86 600 34012104 18 June 273S 88 600 33811673 16 June 27 32 85 600 32511999 20 Julie 0 35middotmiddot 83 605 32512105 16 June 24 32 82 60032111950 17 June 27 33 84p80 31911964 17 June 25middot 28 86 610 31211976 18 June ~e 32 85570 30911977 20 June 29middot 35 77 570 3071210220 June ~ 34 86 600 30 711844 20 June 30 34 86595 middot2991442 24 July 1 36 86 59029811~52 12 June 22 32 87 615 29812101 21 June 30middot 33 85 600 28910094 21 July ~ 31 85 590 27911970 20 June 29 37 85 595 27411974 18 June 28 31 77 565 27212000 14 June 25 32 83 590 27212106 14 June 24 32 83 570 271

6251 20 June 30 3433 82 580363 213 1811971 20 June 29 81 575243 229 16

8856 10 June 2Lmiddotmiddot 32 80 580 ~ 7 1amp5 20 11975 16 June 28 33 80 565 212 211 19 i Imanaarcrerror of a differeJiii6~qiyroojn-1homQanyJo1dsof~~tw6-Yltii-+oti os - 3 ~Dushors----

I

~

ft

- 3$~

~able 19 - (Continued)

37~0 4

380 3

364 5

318 63~0 8middotmiddotmiddotmiddot314 12

341 7[327 9

325 10 J~

I3h4 middotmiddot12 3]5 n

~$~7 15

In1 17

29~4 14 ~

a74 16J

267 18

227 20237 1degJ

53509493491 479473-15244-7middot146433j27126middot12139939638$ 3943793793723563-123263r630~228~8

2712622Lh8Z4~7

6359~Z61616158~1606061i~6661605860585558506157564658605658

5334

3924

5051

294

5316fI8~i18

4045

2054tJ831393025Ii211129133155deg50

50495149494850

51SO50

4917

~I S1

564$ 16middotmiddot48lt53

48194948lt1617501545

15 14middotmiddot 12

1614

14gt 11 15

-131415

16 17 J510ismiddotmiddotmiddot13ltlEl13

~i~JP middott6middotmiddot17lt16 lt16-i5 ii

1$16

11 14

512

8109

11 Smiddot1014

1312

102

88

-129

14middotio

J2la

15 913 11

Alt

1514

1195211972121051210312104116691197412102121061199211956121011184411973

88561195011673119981196411823n87011871

625114-12

11975middot1197610094120001107711868

__n~_~2r l~~~j~~tlL6Igtilg Ib~ fgd]~Jvnyln6hcs) (EOrccnt) (ol1nds~-l-ri-~~u-shols) -----i

I

~ ltlO~l 2 i 405 1 i

standai-d error of a difference hetwe~n the mean yields of-any two varfetios - 19Zbushels---middot

~---~-------- --------~

Table IS - (Continuod)

- 3D -

Table 18 - (Continued)

276 7262 926-1 8

239 11243 1022-6 12215 13211 15215 13207 16182 -20205 17W6 18184 19

25 2) 43 5 52526 25 42 40 48527 25 42 60 47025 25 42 50 45224 25 43 5 44820 2Q 43 90 pound13bull726 25 middot14 25 t13~5-

23 21 41 50 13525 25 42 20 middot12~9

27 25 -11 5 middot2325 2lt1 39 10 U7

~ 26 26 42- 75 lt10322 2] 42 -50 38026 2$ 11 75 37625 2~ 43 50 37826

2~ t17 60 371

27 25 10 5 36325 25 44 80 36_025 ~ -13 5 31125 25 42 50 29~8

-26 25 45 80 297 28 2q -11 50 288

27 26 43 90 27526 26 39 60 26927 26 38 85 268

28 28 38 75 25729 28 -12 90 251

-ZS 26 12 80 24~1

27 26 39 80 21~1

10 IG 43 00 19(5

11950 1197411972121041199211952121031210611669119561196111999120001210111973li97011969121021210511673118411182311971119751197611977

14126251

1009lt1middot8856

----aJmiddotmiddotizcrogccr Survival D1e1r _ Rc)ight 1ecd rust cro

number Hoadcd Ii~1bullbullbullo L bull JLcld-----=-=--Lr-Fpcrc-6it 1f1y upo -h n--ch-os--Ircontj (BUSh91s)-J~~----I-

10090

100769391908396

10086

96100

98$8

10088806577

~ 8580

100 63

7677

10096

10098

Standard errorof a difference betw~en the mean yields o~ any twovaxieties - 536 bushels

41 _

Table 19 - (Continued)

Akron Colorado (Five plots)

12105 Way 26 23 545 lS212106 May 28 22 55~0 17111952 Wey27 21 565 14711972 Juno 3 19 57s 14711669 May 28 21 550 14111970 llfiav 29 23 500 139

88q6 May 26 22 560 13611971 lVlay 31 20 545 13511999 June 1 20 570middot 133118t1lf1 IYhy 31 22 565 13312103 Juno 2 20 560 13011S92 l~y 31 19 540 12612104 H~ 30 21 570 12510091 Juno 3 20 570 12512000 IVlay 2821 5middot15 12-4

6251 Juno 2 21 560 1l4n950 (ny 29 21 515 11Zl1S6l lihy 31 13 535 11212101 Juno 3 21 545 no11Sn Juno 2 21 535 10111823 Juno 3 20 540 S911875 lihy 27 IS 560 S112102 ltby 31 21 560 09

14-1 Juno 4 21 560 3911S60 Dune 3 13 550 C711S76 Juno 1 19 5middot10 G611673 ivhy 30 21 500 8511973 Juno 1 20 555 C2

I

11077 Juno 3 18 5middot~5 amp2

11956 Juno 3 10 =--i=5G5-r--~fiF--5=-3r__Stondord orroref Q difpoundororico betwoen bhomonn yioldsmiddotOf QIlJ two vC)riotios -Z09 0ushols

Seeded September 11 emergneSeptembor 17 1940)

I Height --jmiddotweight per=1~vCi~ampO9Cro-[1 C~Ic7llJ=lmib-=o=r----L --Datoh=o=ad=cd I ~ bushcl __-Z_~ __

(Inchos) bull (Pounds BusholS III

I

III

I

I

I

f

Table IS - (Continued

rorbCol~ins Colorodo1(Fjvoplots)

8

20

147

11181617

131012

85

1419

459503~

1734U415~

449

i

46-147547l4S9506459 433

- -- o---~-~- - - - ~--7-IA-V-QrccCtgc~Ocro-t Yield f

el no rDatQ-- - ~lield--1Avertlgc _1~lbii4~h~k=gt ~ush61s) ushels) 1

11(71 May 2D middotlD a GS3 567 1 Ii

llC70 llny 31 _ 52 O 640 523 311673 lvny 30 50 0583516 4 I12106 Iby 29 bull __ 51 a 570 111823 June 2 48 a 566 506 5li950 lviay 30 _ 49 a 560 54~ 2

- 12000 llilay 30 50 0 5601~105 May 28 j 53 0 5608$56 lvhy 27 52 7 557

11971 June 2 51 0556 12102 June 1 46 6 548 11973 lJby 31- 48 o 54311952 lvhy 29 49 18 537

-11975 lvby 30 48 0531iUi56 June 3 46 a 526i19n June 2 46 3 525~ii6S9 Fey 30- 48 deg 52111976 June 1 47 o 50611999 June 1 47 14 506il992 lJaiy 30 47 32 504

11811 June 2 48 18 lt199 12101 June 2 middot16 14 499 11-12 June lt1 48 32 182 6251 lvhy 31 48 1847411969 June 2 47 0middotmiddot lt17010middotj94 June 3 17 a 463

12103middot June 3 48 a 160 )1977 June 3 46 a 458

1196middot1 14ay 3C)middot 16 5 457 12101 iIay 30middot 19 0 MS

H bull i bull

StnnaDrd error of a diffcreiiCC ~otwccn thcmc(]l] yiqldOs of iinytvio voriotios =546 buShels

I

~

- 43-

Table 19 - (Continued)

scsperus ColorC1do(Tl1rce plats seeded September 27 1940)

Imiddot n~~rr ~~~l--=uigh ~

porRDnkbushel

I I ----- -~ ~ugust=- ltInches I POUoJds) ---

6251 10 4-1 63 618 509 2i llSn 10 ~ -12 63 5604 419 3

10091 8 l ~ 10 62 558middot B2 -0

ll673 middot12 62 539 514 1()

8856 5 J laquo 44 63 492 440 711974 9 42 62 475 443 4

12101 10 lt 44 64 474 12000 8 42 63 463 ~

12102 12 44 62 458--11823 10 lt13 60 456 400 1011976 12 40 62 lt156 442 5ll81fl 9 44 63 451 408 911972 8 flO 62 4t 472 3ll950 6 n 02 -134 399 II

1112 9 42 62 428 388 1211973 8 41 63 123 370 17ll969 10 12 61 418 343 1911992 8 14 62 -11-7 11999 8 11 6lt1 -n7ll961 8 lt12 62 n~

ll669 7 f bull 38 63 107 378 1412104 12 44 62 10412105 11 44 62 404ll956 9 14 63 101 374 1512106 11 13 62 39611975 12 42 62 394 367 18ll952 3 40 64 377 310 2011977 10 38 61 357 374 1512103 12 44 62 M9ll970 11 45 62 329 388 12

bull Standard error of a difference between the IOOan yields 6f any tWQvaJieties = 768 bushels

f

I

Table 19 - (Continued)

1- ~

t ~ bull

o14

AIDos Iowa (Jiourplots)

10094 69 588 288 403 212101 26 E86 255 fl1442 34middotmiddotmiddotmiddot 528 247 366 7

11950middot 51middotmiddot 554 221 377 -511999 middotmiddot 45 588 22111844 51middot 578 220 356 1111971 1-3 556 220 424 111972 35middot ~ amp72 208 366 711956gt 55 590 201 364 912103--- sa 587 195 11952middotmiddot 66 588 170 390 412104 ~ 64bulllt middot585 16812000middot t 579 16211669 78 S~r4 16-1 391 311992 10 573 16111974- 61 543 160 369 612102 2~ 598 158

6251 78 579 155 346 1311973 54 586 155 354 1211823 li4 544 154 357 1011970 28 5704 114 342 1411673 60 563 139 33 1511964middot 51 579 1358856 18 581 119 328 16

12109 J 15 563 9511977middot 6Q amp0 2amp2 1811975middot 71lt 72 299

_ J 17-

11969 86 ---- 57 270 2012105 13~- -_ 4111976 _5 32 271 19 l_

~~~df~~e~~let-~en

Standard

the yields ororyy two~6rieties= 249 bushelsbull-

error mean

- 45 -

Table 19 - (Continued) L~col~ebraslm

(Five p1ots~ seeded acpt01~er 25 emerged September 30 1940)

9

8

13456

715

17

161814

11131012

227221232225

1965186207

32~5 280 21t7276 272

--~l~till~~r gtti~~ - ~f~1-ei~~0 vre~-~TICJlV~ Jlvera~~clf==1 ~~~~_l~rvival)le~~do~rmpeIreacti~zrl_ _ J bush~l- ~~el~~ 1940-~L ~~1k_1

Pc -ilij June 1L1) -Wosf Bu ~Bu- I11950 65 29q4 22 35 568 317 316 2 I

11992 6525 25 34 557 3098856 69 P 20 3 36 592middot 295

11956 66 2pc 26 2 32 57r 28011669 65 33lt 24 2 34 564 26811844 56 25 27 3 36 568 25811952 702~ 20 3 35 58824412102 5626 27 3 33 57 7 22112101 61 26 27 3 32 568 19411973 57~5 26 3 34 55~(j 19112000 51 43 25 3 33 55~4 18610094middotmiddotmiddot 84 Z6 26 3 32 543 17411964 56Z6 25 2 30 51-0 17111971 74 Zo 26 3 34 518 154 11972 60~7 27 3 32 518 15111673 57Z5 26 3 34 526 118

1142 76 Z7 c 28 3 34 550 itG11999 46Z7 28 3 31 539 14612104 44 Z5 28 3 32 amp-10 137

6251 69 ~rlmiddot 28 3 34 550 13511970 63Z6 26 3 37 510 13~iJ12103 middot16~7 27 3 30 539 13311823 51~7 28 3 31 17-2 13211969 - 52 Z7 27 1 32533 13611970 13 ~6 27 3 28 195 12312106 41 35 25 3 30 510 -110111975 29 (37 28 3 28 190 6612105 29 AS 28 332 510 6SllSn 39 29 28 3 2810 55 174 20

I 1197e~ __~~ 29 28 bull 3 2747~~_54 185 19__1

Standcud error of 8i differ9nc~bet~loenth9rmoan yieldsQany1-wbV1arieties 298 bushels

l 1 and 2 arc degrees of resistance 3 and middot1 degrees ofsliscoptitbility

f

46

J

109 10

106 1191 17

120 994 15

106 ll101 1393 1679 2090 IS96 14 G5 19

Ronk~-

i150 2 t141 4

I154 1

137 5147 3 I

130 6

128 7124 S

Table 19 (Cont inuod)

AlliOJlce NebraSka(Thiee plots

C~I

number

12102 80 JiinC3 21 610 21312101 88 Jime3 3() 625 206

1112 88 JuneS 27 610 1$911669 85 June 2 20 605 lSS11972 83 JJine 3 19 615 lS712103 gO JUlle2 20 600middot 18~9

6251 75 JUIle2 23 620 bull lS~311973 87 JUiEl 2 19 615 lS111673 85 June 2 21 610 IS )12105 60 J~l 23 605 17910094 97 Juil3 4 18 615 18-511844 90 Jun13 1 20 EiOO 15~912104 middot83 JUfl92 20 595 15712106 $3 JL1Q 1 22 590 1511992 S1 Junel 21 56~0 15311964 160 June 2 19 580 119

8856 83 Yay30 20 590 13411999 88 Juile 2 17 600 13312000 ll8 JUIioZ IS 595 13311950 87 JU1Q 2 17 570 12middot2U969 90 Juno2 17 590 117nS74 88 Junel 18 580 ll6ll91 92 June 2 17 575 ll211952 M Juno 2 16 58middot0 1071+823 87 June~l 18 580 10311970 OS June 2 18 610 9911979 68 Junc2 19 585 8611975 15 Juno 2 21 585 B911906 ~3 JUne 2 17 575 061197 78 Juno 3 19 600 84

Standard error of a diffcrcnCebetwoonthe moan yi~lds of ~ly twovarieti~~ = 389 bushels

iL-s

- 47-

STANDARD EBROBS

Standard errors were calculated for each station as outlined on page 21 of this report

In table 20 will be found the number of plots t average yields and standard errorS for the unishy

form nursery grown at each of the 12 stations~

9-411512

7middot63575

132227237145

187321335205

265453474290

696 492 348 891

369 301 213 719656 5~36 379 1057

331 209 148 1279864 546 386 7329 Ll0 7~68 543 1228

353 249 176 1101

1 73 298 211 1234188 399 282 19~25

---_

Imiddot -l__Stl1daril er OJ opound a ---_== iSbgle~DifferOJ1Ce ~l 1

I plot between oeDLlS lfuSlio-rs=~rcenr

(Bu~hols BUshcs Ij

ITexns

Denton 4 1403Chillicothe 4 1501Bushland ~Irrig~ted) 4 3105Bushland Dry) 4 252i

OklahomaWoodward 4 3904

hJsosIvbnbnt t an 3 2964hys 3 3585

ColoradoAkron 5 1157Fort Collins 5 5270Hesperus 3 4416

IowaAmes 4 1599

NebraSkaLincoln 5 1710Alliance 3 1465

Table 20 - Nwnb)r of plots averGge yield and standard errors for the uniform yield nurseryat each coopmting station in 1941

NUmber -+---XVerageStation of yield of

~lots vDrietiesbushels)

SUIJlifLBY OF NUBSERY YIKLDS

The yields of the 30 varieties of winter wheat groW1l at 12 stations (13 nursories) are

sWllIIlnrized in table 21 whore ~he varieties are listed in order of the 13-nursory average yield

These avemgcs arc of int erost only insofar 1sthey shaw the generai adoptat ion of the vcriety

A more detaile~ study is possible i as the vcrieties also have been Dvercged and ranked by Stotes

Pmmee hDd the highest aVerage yield in 1941 rhis v2riety rankod first in ~exns ol1d

f Nebr1ska sixth in Oklahoma and Kansast f()(rteenth in Iowa ord seventeenth in Colorodo In 1940

Pmmee ranked second in the nursery and again made its poorest record h Coloiiado Cheyenne x

Tenmarq (CI 11972) rnnkcd second ~~ing its best record in K~s~s ~his strain ~id the highest

average yield in 1940 Li third place WC1S KalTv2Je x TOl~rq (cr 11950) a wheat that ros been

high in yield for sc)voral years in spite of a tendency to shcttor under certain conditions

KamiddotNalO x Tenmarq (CI 11992) rOJked fourth culd KDxNnle x ~e1llIDrq (Cel 11956) fifth ~he avo

rage yields of the four leading varieti~s differed vGry little It should be lintcd out that

tho first tlOlve vorioties had ~oxmrq as one parent In this sune group four varieties rod

KmNale os one Drent DLid i~1 three cases CheYOJu1e laS used in the ClOss Eighteen hyblid strnini

rI

IrImiddot

I

bullI I -- per acre Iz IN1rm Iemiddot Iowa eP~1rP CoIOrte1o pound ~

ii C~I I lIuh- 1 I I I I I I 1 ~ I I I J 13 I=~ i 1Cldl-1 1IIiu1 1aIIilble- JIBIIIlIOOl1-middot~ 1AIlbmkl ill8$iLi_ AlU-A~ BamkJori aAllnDdleit- Ae-JIaak1 I S~ 1 u- DIF (rnc~ -- rampampel 0middot I colin aileerace middotJCol- i tPenalftCllI lut1eot1IenAllid)_ I ~ bull I bull 0 I I bull UD I Imiddot I

I

III

Jampbull

I -

iftliaart errOl o~ bull _ (1IuIIelII) 132 227 1115 2- 096 21 3079 211 1middot16 211 2~12 116 86 1118 5middot1l 228 0 080 J I Is~ error ~ bull _ (~) 91l1 1512 515 16 5005 1middot91 11910middot51 639 1101 12- 19025 nll 132 1219 ~2I 6JJ 11l II I

- 49-

ronked obovc Faxly Blockhull ond 21 nere obove Blackhull OCld Nebred Again the Hope crosses

failed to give good yields as Hope x Tuxkey 1069 rmkcd cightcenth Hope x Cheyenne twenty-fifth

Qlld KlJlred x Hope tVlCllty-ninth In the 1941 nuxsory three strains had [werage yields lamr thDn _

Khnrkofchock

Tvrenty varieties have beon grovm iE the nuxscry for the 2-yccr period 19middot10-1941 Clt 11

stations vlith 12 nuxseries These dnta are presented in tob~e 22 lhcre the yields are avoraged

by States and the vC1rietics are listed in order of yield at all statiolS Cheyclmo x Tel1m~tq

(C I 11972) bad the highest avercge yield being consistontly high at 011 sttions excGIJt in

IO7au1d l~ebrcsko uhere wintorkilling wos heavy KavJValo x Tenmarc (Cl 11950) roikcd second

and PmJnee third These tvro strains had consistentB performuncos except trot Pavmee roc1ked fifshy

teenth in Colomdo Kawvale x TC11lIlurq (Cl 11956) ro1ked fourth COlIiltlIlChe shth 1hrly Blachshy

hull tenth and Black~u11 tvmlfth Nebred and warkof hnd avcroges considerobly lovlOr tlmn the

earlier vcxieti0s Etrly Blockhull x TollJDXq (CI 11952) hod 01 IverG-go yield considerably

higher Uwn Fcrly Blackhull In spite of tl-Je viintcrkilling ct the more northern stations grom1g

nurserios in 1941 tho oorly lalf-rustresistCJ1tvcrioties rlgcin rere at the top of tho list

for yield

Dato for c1klXocters other than yield cxe Qvorcged and presented in table 23 Since all

stations did not report the same datathe number of stations entering the averages is shawn at

the top of each column

Winter survival data show Nebred to be the most hardy variety in the nursery TvJO KltUlrea

Hard Federotion x Tenmarq strains (CI 12105 amp1d 12106) proved to be rather tender The rest o~

the varioties lu1d survivoJsthnt variod aver a I11frOVl rongo bull

Farly Blocld1ull is still the earliest vorioty in the nuxseryAt cleven sktions ipound 1VG-o

raged two days oarlier in headbg tlJDn Ebrly Bladldlull x TenmGrq (cr 11952) and three days

earlier than ChcyoTJ1Je x Thrly Blockhull (Cl 12000) Sevoetecn hybrids in the nuxsery rod rnv~

rage dates of he1ding e1Tlier thlt-n Block1mll ~Xkof ws the latest V1rilttty in thG lIllrSor

This gives a clear picture of the empmsis being ploced on cCXly vrheats in thoarea Ripening

datcs bring out about the same differences Qlthough the sprood is not so grect

Height measurements vcre reportod from all except one nursery and the averages showed

KltmredJhrd FederCtion x MiIlJmrdi-Mintuxki (CI 11970) to be the tallest and Hope x Turkey 1069

(Cl 11964) the sholtest athel vaIieties shOUwd very little differcl1CQ in averag0 height

Lodging data were reported from four st~tions )J1d indicated some differencesmiddot ~he weak0si

strawed vrieties were l31ockhu11 E1rly Black1lull and CheyeIlile x ]1rly Blcckbull (Cl 12000)

The IGastlodgir~was reported for Nebrad Ivbrtin x TOJ1PlOrq3 (CI 11823) and BltLckhull x Ten

marq (CI 12102)~

--

faltb ~ -~ of Bence Fie14 of ZO wbhr whea YUieU cr- ill _Uelll Fie14 _erie bull U aUon in lla 1l8I4red riDur whea 1eC10nbull 1~1

a I t llpllle1 pH Ia I I Jtpe Pr I Japmiddotu COXon4lp I Ina f - 1tratIla ~I bull I I IJlaU-Illpell-l I I I I I I I I I I I I I I I I I 2 I

1 t 8Iie7 or I 01 IDa- 101l11l-1 1Ul41 1a1llAn- lBultI1J~III lAy I Ihr I Ay i a I Ir IAlA-IAy I I- Ia I _811 on I cohe(IlIi+(Drr 1l8p I - IftIlll 1lIuIk1~I_1 daDk 1001- 1p8n81 ZIJaIi-IJIaDJt I aohle I r-BaDkIUle Ia I I _4118114) I I I I I I 11M I I I I I I I I I

IIq~n z 8uaIq 1172 ~1 205 29 11 232 3 40 1 ~9 32~ 31tmiddotl 3 506 ~12 1Ns9 3 ]66 7 221 15 I bull 312 IlKarial i arq 1150 2O1a 151 281 19middot1 20 bull 31t l 1 352 386 1 ~~ 9 ~7middot2 5 middot7 5 llmiddot 10 211 t 30 I11_bull 11669 25middot~ 21 32middot0 lbullL2~5 I 31middot0 _o~ 29bull9 311 ~

3Tbull1S 19 ~ -~~l ~ 271 ll~ ~1_ I

llawnJOZ aDUlq 1156 21middot ll ~1 16 235 2 36~ 5 31middot3 30 ~lis ~~ ~3~2 13 280 bull 9 i

llured-IIuIlJe48laUonz8uaIq 11971a 2115 162 middot3 162 203 10 38middot0 3 2 ) 561~ 50middot5 2 369 6 2001 120 16 13 291 IIaouoie 11673 252 21middot3 236 16 217 ~ ~7 9 350 29 5 bull ~-6 5~515 1 5 1 22 l~O 1S1 12 29 IllallJ B181llt1ml1 Z auaJq

~=281 176 23middot1 15middot5 211 6 1 2 3S~ 31middot1 2 7~5 ~o ~ 19 0 272 106 I 7 291 I

lIaIlIet Z Blackmll ZO 11 269 169 206 9 JIJbullbull 6 1lmiddot7 ~ 210 lis 7 10 356 11 276 12 ZO~O ~ 212 I I

IO~lIIIile Z aazq 11~U 19middot 21 290 15middot0 21~2 5 ~o bull 6 276 30middot6 7 ~ ~0~7 11 35~ 12 2 1~bullJ 5 bullbull1 I~1ulJBlacldml1 IS 25middot2 18 1middot5 11 1middot3 12 llmiddot~ 12 6 1~ 260 12 ~9 0 ~o 9 32middotmiddot16 32middot5 lG217 1 269 I

1~1Di ellMIq 1112 middot215 181 26 lla ZO2 11 32middot5 io 261 226 2~1 11a ~6 400 ~5 bull t 7 10~~

1011~bullbull 16 265 I Blokml1 6251 21 llal 21 10 17~ 15 2S1 15 211 ZO5 2~ 15 ~ 509 ~7middot1 ~6 l 17 11 26 Iilaprell-llull JederaUonz II1Ilha141- IIi lIiDUrId 11970 196 10 211a 12 11 l ll 12 26bull 262 26 11 52 l Zf-l li 1~ 206 l 120 ~~

260 IIJ~_ a011iDe eleoUon 119n 182 12 22- 5 156 19 31middot5 11 ~bullbull middot215 25middot71

~~ 1 ~ 1 221 1 1 260 1Ie_et 1~ 221 102 21a6 10 169 17 - 267 18 2 186 218 19 ~t ~~6-11 110 2 2~2 128 18 11 ~~ lliope Z alureilD 1~~ 25 1~2 290 17middot0 20~ 7 27 19 27 26~ 27110 1a52 ~ ~ 18 27~0 20 18 1 1 18 7 IlliieIkof 13middot0 111 2 1~ 15 20 271 i7 27middot2 12 227 11 ~7 31 1 1~ 36middot6 7 225 150 11 bull 2~ IlIaDJoe4 Z Iope-Bar4 JeIlerUOD 1115 2middot3 12 2lJ 106 170 16 29~ 1~ 260 21~ 2middotZ 16 ~7~1 ~7 1 15 ~9 l1 12 0 li ~7 23middot I1bDie4 z IIope 11976 212 11middot7 250 12middot5 17middot6 lla 27middot~ 16 25middot7 215 2 17 la 2 ~s 12 27middot1 19 18~ 1~9 12 1 2 IICClllp01Ul4 orobullbull 11971 1~9 11 26 16 15 18 22middot7 20 20 207 20 20 1 3l~ rlmiddot 20 212 18 11 5 10 20 21_ II l-

~I

-

Leai rust

Varieties roving

- 52 -

reodings were reported rom five und stem rust reodings from twomiddot stotions

low re~ngs for both diseosos were Jomiddotllee KvlVole x T~qmiddot(CI 1195Gi)

Hope xT~key 1069 (CI~ 11964) Hope xChcy~rme(C~I~ 11969) und KovNQle xT~1IllQrq (9I

11992)

Kernel plump~Ss data were2e]orted from two statio~ aha these havegtbeen averaged and

DATA mOM TREDlSEASE mmsmus

Bmfr NUElSmY

For convenience tho doto from tho vniform Iilinter nhcot bunt nUsery ore includod in this

report Tl10se dnto (table 24)Tore ~ecurec1in cOQpcr~tion with AgroiJqmist s O)ld Potllologists

working in the area

j

f

1

- 53

UNITED STAT1S D]PAaTMENT OF llGRICULTURE

Bureau of Plant IndllStry

SUMiYIbEX OF THE GBElu PLAINSmiddotUN1FOBM WIhrm~ BUNT NUESmY 1941

By HI A Rodenhiser Pathologist and K S Quisenberry AgronomishWheat Investigations TIivision of Cereal Crops and Diseases

The uniform winter wheat bunt nUrsery for tho Great Plains area wos continued in 1941 inthe same manner as in previous yeaxs This report presents 0 sumnnry of the d1toobtoined in1941 together vlith lbhe averages formiddot the vaxietliies grown dUring different periods from 1932 to1941bull

In the fall of 1940 50 varieties and stroins of uinter wheot were SOVl1l in duplicotC8-foot r01S ot- ten stotions in the GrCtJt Ploins and ot BozemaJ1 1bnt KecrneysvilleW VoBeltsvill e M4 and Logan Utah BeCouse of unfovor2blc environracntalcolldit ions for bunt Jonshyfaction or subsequent plont grovrth no cL-m VlOre obtolned in the nuDseries seeded at- Lincoln andNorth Plotte Nebr and at St Poul Ivlinn ThedJta from 10 nurseries axe averaged The SllUt trot developed in the Logan utah nursery was caused entirely by the so-called dworf bunt orgOroniso and therefore the infection pcrcQntltgcs ore not included in the averages for other stationsThe nurseries included vorioties that hud shown resistw1ce in previous years and Igtromsing nm7strJins supplied by sevotal of the cooperat ing stat ions

Inoculuo for nost stations inS obtained fron the previous years IfUrsery at that stationby selecting bunted heads poundroD all infected vriGtics end froD collections DQrle froD faroersfields in the State where the test was made For the IvWiliatGan eXperioent the inoculum laS acomposite of racos knovm to be present in Kansas For the Kearneysville and Beltsville teststhe seed was inoculated with a cotlposite Dade 1lp of inoculum frOD all of the other nurseriesClean seed vms planted in the Logon nursery Q1d infection resulted fron the soil bormc organisn

The vurieties axe listed in order of the avertge infection at the 10 stations Thesemiddotaverages ranged fron 01 to 671 percent The average infections for SODe standard varietieslere as follows Ridit 20 Relief 26 Hussor 32 Minturki 91 Yoga 95 Nebred 103ond Oro 172 Of the susceptible check varieties Kh1Xkof had an average iIlfcction of 360 Cheyenne 39bull0 Quiviro 518 and Chiefkwl1 671 TJO hybrid strains hnd averogo infectionslovler than Ridit These were Oro x Turkey-FlorQamp1Ce (F9) and Hussar x Kmred (CbullI 11989) Fourselections fron the cross Hope x Turkey 1069 bad aver~ges 10Ter tlDJ1 the porelit varietyTurkey 1069 (CI 10016)

At the bottom of the table are shovm the average infections by stations rhe heaviestinfections with inoculum other than the dwarf bunt vmre obtained at Bozeman Ivlont Fort CollinsColo and lviurJbattan IWns A study of the lbnhattan Akron Fort Collins ond Bozemun dda gives some indication that different races mltJY be present ot these stations The behavior of thevarieties at Logon is of interest in thlt some of those eorrring rOpoundistance to the races presentin the Plains are also resistant to the dvrnrf bunt present at Logon In other cases strains trot

are quite susceptible on the Ploins see~ to be ~oderotely resistent ot Logon

Longtine averages are shovlD for vorieties gr~m for more trAT) one ye~bull For the period1932-41 Turkey 1069 (CI 10016) Nebred ond Hussor hcvo the 10middote st avero~es For the 3--yeorperiod 1939-41Hope x HussCX (C~I1l834J Relief 2nd Hepe x Turkey 1069 ~CI 11964) hmiddotweshmm the nost resistance Severol of the vcrieties trot mve beon highly resisttnt in thesetests and are othervlise agrononica11y desiroble axe being tested llith individ1U11 races tht havebeen identified in all of the wheot grovling areaS

bull j

i

86

j 1O~106101

7middot96

middot_----~----------------~~-~-~------~--------------------

rI

55

UNIFOBlvI WINTER vrnm RUST NURSERUS

In t~bles 25 ~~ 26 ore presented dQto qn severity of le~f~rust md s~g~~~t infection

on the 30 voxieties qf winter vThed grown Ll rust obss~tion nurseries t~ltgQgheIJ~ tho oountry

in 1941 These nurseries Jre LUintained froD yeor to yecr ~s part of n J1Jert ~elQUrQh progrno

corried on Ll coopcrotion ui th agronorUsts and patll010gists erployed in the ~evoru Stdes CODshy

cerned Lcter t 0 cooplete report of these nurseTies ui11 be issued 8c1d th9 rust percotCges my

not agree ent irel rlth those presented here since the clto sItovm in this less de~oilecl raport

include only figures for the severity)f infection

Differentiol dato for leed-rust hlfection -rare obtdneclfor the vcriotips ot 20 stotHJlS

(toble 25) In cnlcul~ting the over~get Q trace (T) ~ns considered2s equal to O Aoong the

seuihJrd whects Hope x Russlr (CI middot11682) Hope x Konvde (CI 11959)~ ~lcl Red Rock x BGpe

(C o 11821) Ind the lC)VTest ovemge infoctions Of the lnrd VIhBats IIt-uqui110 x Oro (CI 11979

and CI 11851) t Hope x Cheyenne (CI 11969) a1d tavrvnle x Tenrnorq (CI 11956) had averoges

less thaR 20 percent In the snme tests susceptible voriotieshad aver~ge infections of from

60 to 715 percent

Stem~rust readings showing differential reaction wore raported from 13 stations (table

26) Among the hard wheats the mosb pronoun~ed resistancQ vJUsmiddot shovm byHopb x CheyOJlIle (CI

11969) Hope x Turkey (CI 11964) Mnrguillo X Oro (C~I 11979 Cw1d CI 11851) t ond R-044shy

Minturki x lVJinturki (CI 12022) Of the semihard mGQts Hope x Knvrvole (CI 11959) and Hope x

HusstX (CI 11682) md low nveroge infections

Toblc 25 _Severity of 1e1 rust infection on ninter nheQt vQrieties gravm in the Uniform Rust Observation Nurseries in 1941

VGriety or cross

~

5355 302 50T+ 25

15 305 15

1 70T 501 65T50T 35T+ 10

T 301 50

1 65T+ QOT 5o 10o 1 T 25

0 25T+ 30

T+ 30T+ 45

433131054 4128

30 13313~3

806570

70 36765 11975 56770 46460 24460 26140 180middot25 15835 15465 21865 190

170 261

80 63 080 71535 35880 64910-63 390Q5 8HO t9 010 t5a I1099 OJ

15 117 m15 124 I

65 245

B565

100100

6520202540202515

46 SO10 50609025 5T 10T 70

2S 1525 lt1585 6040 80

T 255 40T 25T 255 Z5T 25T 10T 20

251015

TTT

20355

2010

15203030

52020

101010

1

30 25 80 - 9025 60 80 9015 5 80 8020 65 80 9020 -40 60-8Sshy20 85 90 10030 40 60 9010 T 25 10

1 T 20 105 T 10 20I T 10 20

T 10 40

70502060eo6070101015

510

753075

55

10

106080704030401510102015

9595809595959020

5Q

5070

7010100102010

100100100100middot

75202020

T55

20

30506030104020

TTT13

503080TTT

75 5060 7060 540 8070 middotmiddotmiddotmiddot6065 9085 4040 T

3 23 2

25 T20 20

25351575T5

JO30504040252020

55

103

9090gt9595Sfr80857570657030

8585

51060G5

8090

70207580556570551095

2525402510

TToo

oT

402585-~

T

-

85100

254065shy6525

5T

3T

10

3525middot9590

52525TT

105T

759510

10085

10075

5252

15

5060

100TTT

35

2525

325

3T2T

3

225615

115

5

)5252010

5352middotJ

515204025

60 7560 9510 545 10000 100Z09015 20

5 55 T

30 T3 T5 T

355

75T5T

7590306585-85452010101550

1530

57

1055

-0ooo1+

607075551045

51020656065

40755580755520

3551

20

T122

5211T

502510

253010152510

51TTE+5

TTT5

51020TTT

152025101510101515201015

50754050404020

T

fSoit Bed ~hignn Amb er 5620 751 TiUIllbu11 5657 80~~tDcnton 8265 50ti bullbull M(3Jster 6471 90

~tmiddotgtoiit~~~ioncon ~f~ ~gampi Purdue no 1 11380 80r~WijDas1i 11384 60t middotEUitzsel x Hungarian 11849 50~Fultzseh x HungaXion 11850 45~rbulll ~tz sel x HuDgorian120l7 30)middotFultzsel xTJWIlbull 12018 40

~H~eHt~=Redmiddot 4843 50~l Kawvale 8180 ~ 35 I~nt~~i 6155 50I Hope~Hussor 11682 20 HQpc~ KuwvrUltl 11959 20

Red~o~k x Hope 11821 35

atI~ ~ep7 51 A6 I~liiiiibda J 50 Tcnmarq 6936 65

Kharkof 1442 75Mala~of 4898 80Comanche 11673 40

I Pawnee 11669 30 Kawvale x Terimarq 11956 35

Marquil10 x Oro 11851 50Marquil10 x Oro 11979 30HOpe x Turkey 1069 11961 25Hope x Cheyenne 11969 20E-41oMinturkix Minturki lAJ22 70

~ -l

=_---~------------ ~----------------_ --~~~_-~~~

Table 26 - Severity of stem rust infection on winter wheat varieties grom in the Uniform Rust Observation Nurseries

11lJ~J

in 1941

----[AverC1ge for I13

stations I

I519467500515492538 j488566 1

558 CJl591 -J

535 I-

535 j

467 j

290 219 i

5-919 ~

318

18320028828513818613~8

4429220511

1

)

--~---

30 100 75 T- 30 100 65 65 20 65 2035 100 80 T 20 lOO 65 60 15 65 1530 100 80 T 20 100 65 70 15 65 3035 95 85 5 20 lOU 65 70 15 65 3540 100 70 5 25 100 65 70 20 65 545 100 80 5 40 100 40 80 25 60 3545 85 80 20 20 100 60 70 20 60 1550 85 86 10 30 100 65 80 20 80 4040 90 80 20 30 100 65 80 20 70 5050 100 88 40 40 100 65 70 10 80 5035 100 90 10 40 100 65 60 10 70 4555 90 85 5 WO 80 60 5 70 40

10 75 90 25 FO 65 60 5 65 T10 90 40 10 15 90 20 15 2 25 25

5 20 60 T 15 80 15 20 5 10 10T+ 10 T 0 25 5 10 1 T 20

15 T T+ a 5 5 T T 0 T T10 60 0 20 lOO 25 45 15 25 -10 3 25 10 20 90 5 -~ 15 T T20 10 25 0 15 75 20 10 15 T T25 - 15 55 0 30 100 25 20 15 l 10

5 20 60 T_ 20 100 25 25 25 T 1020 T 20 0 15 80 5 T 5 T T20 5 45 0 15 90 10 15 5 2 T15 5 10 0 15 90 10 T 3 1 520 5 5 D 5 T 5 3 T T10 T 1 0 5 10 T T 2 T T

5 5 0 0 10 5 T 1 T T5 0 T 0 0 T T T 2 T T

30 0 2 0 10 T 5 2- -T T

0 e IMchigan Amber 5620 40 65Trumbull 5657 2 50Denton 8265 10 65Fulcaster 6471 15 65Ivioditerranoan 3332 5 70Minhurdi 5149 10 80Purdue No 1 11380 10 50Wobash 11384 25 65Fultzselection x Hungarian 11849 20 60Ful tz selection x Hungarian 11850 15 60Fultz selGetion x Hungarian 12017 10 6~

FultzsGlection x Trumbull 12018 2 50SBmihard Red

HUssar 4843 T 65Kawvolc 8180 T 35Minturki 6155 T+ 45HOPe x Hussar 11682 T T

HoPe x Kawvolc 11959 0 TRed Rock x Hope 11821 T 50

Hard HedtKnnred 5146 0 60TeIlll18rq 6936 T 70Khurkof 1112 T+ 75Molukof 1898 T 80Comanche 11G73 T 35Pownoo 116G9 T+ 35rowvule x Tonmorq 11956 0 25M1rquillo x Oro 11851 T 10M1rqui110 x Oro 11979 T 10Hope x Turkey 11964 0 THope x Cheyenne 11969 0 TH-44-Minturki x Minturldl 12022 0 T

Is ft R d

Variety or cross

Ii

~bull~bullbullbullmiddotbull1

~ ~

J

-~

rmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddot

~

Table 1 _(Continued)

~----_~_--___

70 802 Z9~875 610 247 262 3S5 627 2-16 243 475 611 24665 604 21368

61 8 2~12 275 2

65 591 23170 609 232 280 1

-middot~middot----7-middot~7--f- -__---~--- _bull___-~ I middot

18 10 7014 ~41 831536 6514 397216lt43 6315 ~ 398515 flO middot1815 nmiddot 73

~ _~----------~------------------ ---------------__-

15middot131511 ~ 13middot 13 16

middot13

8033

--_0-

middot6155

115028388

f~~~iililittirld2 (IfJml 2702

j~~~~Ii~~~yen (~1~ 2700)I Do (LUlJIl 2701)lgomiddotmiddot ~ I~~nlkUd x iVInrquJs (cm1Il 2699)

~flint~k_~___ _

1~~lc1middotxdorroi of co difference bctw(el thOi~EK-TJYioTas-()CoY]TOv1rioti~s~ 3~Q8-b1Jsfte1s

I-CD

liiilbrd x llinhnrdi 8888 87 30 36 8 600 86 95 J

KfUirkofi Bmiddot12 G~l 20 37middot 15 580 A 92 5f J

Turkey 1571 82 20 36 15 570 82 - g~2 5Nabrod 10091 93 19 31 8 60 5 - 01 116 2

V15iritUrk5 6155 middotmiddotmiddotmiddotmiddot89 2b 37 15 570 78 97 3lv~tmpoundn 11502 80 17 37 8 5~0 70 135 1lCtlifmorit -_- - 6700 76 20 36 10 530 73 80 eN6Jjrcsko No 60 6250 ~5 19 36middot 15 5G0 60 70 9Yogo 3033 07 Hi 36 5 590 63 G7 7Belog1im 1513 70 19 36 15 575 5 71 10

~__--- ~__ - __ _ ___middot-~ _I

-

- 19 -

- KclXoont 6700 83 6 11 3[J 60 382 362 7Montana Ho 36 5519 00 (3 11 38 60 382 363 6fogo 8033 80 10 10 37 58 379 360 8Ilhrmin 11502 83 5 12 38 60 367 35~9 9Nebred 10094 82 6 8 34 59 364 396 2

~ Khnrkof 1442 82 6 10 36 60 364 383 5Nebrasku Ho 60 6250 82 7 10 35 58 354 393 3lvlinard x Iviinhardi 8838 83 9 12 35 59 351 355 10

~Kcmred 5146 GO 7 11 30 58 348 389 4Cheyenne GOG5 02 7 10 35 60 345 lt109 1Minturki 6155 82 7 10 36 57 333 349 11

Standard error of 0 difference botw0cn tliC moCJ1 yiolds orony two variotios- 41r ousncls -

14126700

100025549

1-1599OG05

-10094003669350

(uuu

61550033

11502

KhcrkofKuroontRolieflJOntnnrl 36Ridit x UtrJh KolUed 540lt10ChoyormoNobrodBhroka x MinhlrdiN0w6urkMinard x 1iil1hUdiMinturkiYogolIbrrnin

BozoooIl ~iont_Ql1a(Throo 156-acro p-lots seodod Sop-tomber IG~ omorgod Septombor 26 1940)

----- IL

-i ~iT(r2ge -t Yiold I

1 V~Xie~ or cross ~nUlUber_-L_~]i_e~_-1Y-()E~9~~~~iJidl9~Bushels ushols 1

397 494 2 i387 494 2 i305 i300 452 10371366 530 1357 4931315 453 9313 161 6329middot middot157 [)315 164 5308 lt159 7303 10lt1 11 I

Standord erroof D difforenco bjtW0021 the oec1 yields of ro1Y tvlO v~riotio~middot395middotbuShols~ __ 1

l~ ---------~

- 20

Table l-(Continued)

936

108

282286

285302290

11040~239038938738~6

384382381381381

6261616063606063616162

1940)

62540

650206577~542560045032sect300

1139384039

- 404038403738

2223232122222423222322

18222220202223222221~1

Novrttirk 6p35Yogo 8033Kanred x Minhardi 111726yenewturk x Kl~re~elog1ina 1667 12~07l1ontnna 36-Beloghna 1667 x Kanred 1~108Minturki 6155Turkey x Kunred 111725

IMinard x liiinfurdi aB88 Yogo x Oro t selection5~---Kaxmont 6700

Turkey ~558~ed-(Bclog1i~-Buffuri5545)-Knxmontl x

(MinQordi_Knrmont_Mirilmrdi) 1]744 21 22 41 30 SO 379EUreka x MilUkltrdi 8036 21 22 40 800 62 376 288 7

Khnrkol ~442 20 22 39 125 62 374 277 11IMinturki x Beloglinamp-Buff1J-lll 1~66122 23 40 105 61 373 293 5I Nebred lQ094middot 19 21 38 450 62 368 263 12Marmin 1150219 22 middot10 700 62 329 2~6 13 i

I Staruiard error middotOf a aipoundpounderenceDetVfe~n-thc uleltu1 yiofosmiddotoCbny two vCrieHes _ I tHbUsnols--- i

ampvro middotjfo~t~1](Three l50-oorq plots speded Sop-tenber 23 emerged October lt1 lSl40)

VOXioty--cros -r~r 1loi~~yen~Jb-tr ~EI-s1l~~r ~ilmiddot1--- --------- _ L__ runeYciY -(r~)--L-(rbs u)----rsu-~

lKarmont 6700 7 11 27 616 i58 202 3 IMilJhrdi x Minturl9 8034 8 1428 610 258 193 7Kanred 5116 6 14 26 616 256 205 l I

Novtburk 6935 6 14middot 27 614 256 205 1 IMontonn No 36 5549 7 1428 612 253 197 6 I

Kbnrkof H12 7 H27 610 250 200 4 IYoga 8033 9 14 2~ 604 247 199 5

lviinhardi j lkinturki 8215 7 15 27 602 247 176 12IvanturJcent 6155 e 14 30 601 214 134 3 iTurkey x WunessQ 8028 G 14 26 GO6 241 IG9 13lannrd x Vd~rdi 0003 0 14 28 Gl0 225 170 10Minard x iiilhardi 3839 9 15 20 GOO 225 17G 10Nebrod 10094 ~ 11 26 810 214 180 9IMnrmin 11502 9 11 29 606 lCl 151 middot1lt1

I Standard error oj D difference bctvlGen the melt1L1 yields of any twou

v2-rietics- 130 bushel

~

STtumAw ERRoRS

- StllIldai-d errors have been9alculalied for yields whor poiislblo The accuracy of these~ t

erors mar beopontoqct9stion3incethO p]ots were notalCioIllized et all of the stations Ranshy

dom arrcmgoments were used at the Toxasand Minnosota stations Statisticians do nolll agree as to

whether or not a generalized-error obtained from nonrandomized plots is of any use From the -

agronomic standpo~nt it is felt that the~tl1tistic i~ of use although it is ro~iz~qtpat tbe

valUe IIIEliY notb~entirelY~6rject Just how far wrong it mew be~s not known

The anaJysis of vori~e wns used for tho 1940 yield data at each station Total var-

onco wns obtaired and from this WO$ subtracted the vJlXionce duo to varieties uno duo to raplie8

tio~ the remcentnder considered as due to error To obtain tho stOlldord crror of tho moantho

sguaro root of the meon sqBamp0 due to error or the standard deviation WaS dividtld by the

sqUarc reot 6f the number ofmiddotroplicntions for oachVnriety Thestnndard error of 0 difference

w~sobbainedbymultiplYitig~hestaldorderror of a moon byV2 1

The sttinaJrd error of an I1vorcgo Qf ovcrcgeswas dctorm~ncd by tho form~o

wh~ro a b kac --n ~emiddotthe soparotc$tDYJcl~darloors and N =tho number of scphratGav~rages

Thostlmdnrdetror iIi bushels mcw be exp~essod in per~ent by dividing the stf)ndnrdo~r9r by tho

meon yield and multiplying by lO()~ Tho SUIlL1ory of these stondo-ild errors is shown in table 2

together with tho number of plots and ovorGgc yields at each station

l

~

~

t

l ~ ~_

3middot4

41middot

229 1S-3 232 132 5684 ~39i 5~53 3~92 277 817 ~

I t3 2483 187 153 108 4~354 $159 2~5 153 108 3~423 3525 225 184 130 369 t

I4 1395 ~89 275 middot194 1391

5 ~O32 2~88 i82gt 129 6354 lS98 266 188 133 951

I 3 ~lA5 250 204 144 1258

3 ~5n 359 293 207 13173 2485 378 308 218 877

2 ---_ ---- ---IJ

3 ~609 8~1ltb -119 296 820 ~

IE~27

3 4bull84 39gt 279 middot7911

- 807 205 1041 102 a~middot683 2399 159 130 092 383middot - -

Table 2 - Humber of plots elerge yi~ld c41dmiddot gttmdtmiddotrd errors for the plot test at caeL coop-erating station 1941 i I

I l

~oxns Denton

Chillicothe Bushlandmiddotmiddot

OklDJlOmbLmrton

WoodVIard~ K-ms~s

i-ltJL1l1Dt t ani R1Ys Colby

lt middotColorado- Akron

NebraskaLincoln

North FIr-tteMinnesota

WtsecaSt PaulGrclld RapidS

North DGkotnDickinson

1yomingSheridm

MontoxaBozemanMoccosinHavre

t-

The yields of the uniform as ve11 as other varieties grm-m in cooperative experiments

have boen summarized for the different districts and states Vlhore possible average yields fo~

the last years (1939-041) ore also givbn

Districts

SUllll1Drie6 of the yield cwta forthe uniform v3Xioties grm-m in 1941 ond the 1939-41 aveshy

rages vThere available arc presented i~ toblcs 3 to 8

In the southern district in 1941 yields VIore reported from fivest~tions vn10re ton vari~

ctics 7ere grolm uniformly The dta arc presented in table 3 There the vorioties arc listod

in order of average yield ~KarJOlo x CCllLnrq (cr 11956) in tho uniform plots for the first

time ranked first YJith on average yield of 273 bushels per acre Pmmee rruuwd second and

COll1Ql1Che third Chiefkan had an averpge 7 bushels less thJn the leading v~riety Kcu1red

Klnrkofcu1d Blccld1ull rere at the botton of tho list

_23 -

078

4~97

132

568

1~80109

917

of 2 00Dl1bull oIIt

Stondrc1middot prror

StU1d1rdprror of 0 Doar

Toble 3 _ SUOJ1Llry of overogoy~el~ of tho uniforJl lirtox ~J10t vdobi~s gtQJn iyenl~p1(rt~~sts d 5 stdi02S hi tlO southori clistr-i~t 1941

j --~middotmiddot----------iif---middot~middotmiddotmiddotmiddot 7W+g~ro[Cfr--fnbusroi~~t ocr

1e ot i ~I_-~--II

1lXioty or co~s C I tliITli ~i d bull bull Avorago

I~lili1bormiddot Denton I cotho_ Busll~c4J La1iron- IVoodvffixd _--_____ i

K~iVolO x TOIlnIq 11956 86 172 397 4~H2 42middot~l) 273 ilmmoo 11669$9 13~236~8_ ~6-342~ 7 25~2 IComnehe 11673 110 101 333 ~16 388 250TOIlIlUro 6936 74 165 299 267 3-88 239KDNDloB)80 48 74 303middot 287388 220Chidkon 11754 52 129 32bull5 205 302 203Jlhrly Bbckbilllmiddot~middot8856 66middot 1O~8 IS~7- middotmiddot242284 17 9

lKmrod 5146 48 57 268 219 249 16-bull8~1O-rkof 1442 29 77 245 199 241 158_Bl_1C_kl~ulh- middot 6251 54- 100 19=1--~~15 bull~1~_----29~bullO__ 157

bull of bull

(bushols) 114

(p~cont)~middot 199~middot~ --

In orelor to SO7 tIle _b ellevi or ~f the vriotios for C SOtlOTJtJt longerporiod f the overCge

Palm-ee 1Ccl tho

~~o varioties are listod in order

~ yiolds for 1939-41 ~e sULlrnrized for 9 v~riotios ir- toble 4

of the roiC11tccl ovcr~~g()yield bosodon tlie rsuHs of 18 sktioryo~t tests

highest over~ge follOTed by Cononche CHCfr[lll ond IenrJLrq EJlcorkQt Co-1dmiddot Ifru~edInd the lotost

overage yiolcls The oiler ofmiddottilO lec-cling Y~~rictiGS is tle sene -os for the 1938-40 ovoroge e~

copt thd Tenrrorq m91l lQl$S lJigh0rthik~Blockhul1~

tests at 7 stu-Toble 4 - Su-rnory of over-ge yi~icls of 9 winter wheot viUieties gtown in plottiOllS in the southern~district for all or 0 -flart of the period 1939-41 =r SEelspmiddotr nciE --I

Vnrioty CImiddot ood Weightednumber Law on vrrd nv~~_ __ ---~----=~_--l

NulI1Poi ofyc0Xs grown 3 3 3 2 3 2 2 PnwIioo - 11669 middot205 190 - 1S-8 244 360 175 396 248Comrincho bull 11673 231 - 177 169 26-7 327 183 387 2t4Chicfkun middot11754 middot213 -172 bull 170 214 315 170 367 228TOI1JllQrq 6936 193 199 150 245 304 167 337 224

Blocklull 6251 1S-5 180 132 183 292 176 389 215Krwivcle 8180 174 152 155 234 296 305 21-03Ebrly Blockhull 8856 19-8 i81 136 206 286 192 294 210

J Klmrkof 1middotl42 148 150 135 200 27middot1 16~0 344 196W Knnred 5146 middot172 158 142 220 273 151 186

I~

Formiddotthe cCl11rcldisttibt ampitivJere reported froD Sixstt1tionsmiddotin 1941 (tob165) ~ho

d1ta orcfoirlycbn-sistcntoxclt1gttinmiddottho Coso ofNorth Plotte~ Pbirio6 ruJked firstuith un aveshy

roge yield nc~rly 3 busholshigher tlk~ Coonncho valieh ranlod second Cbie~~~ r~ed third

Tenrnorq fourth ond Choyenne fifth Nebr6d Bkiclrllull nnd Khotkofvlore t tho bottQm Qpound the

listbull In ViCIl of th0 ambimt of wintorkilling ot sorie of thcsostbtions thohighoverJges or

Povffiac and Cornncho weve 0 surprise In toble 6 the avorgQmiddotyieldsfo~ Jdh6 lost three yo~rs

h

for nillltl voxictics grOVI11 at six sbti Jns ~e s~izcd~ lotIlCO rolccl firs~ ~ayipg on jdvontogo

in yield of 14 bushels over Conll16he~ In third IJIQCc TcS Chicpoundlm1 foli~ved by Tenmrq and

Choye~o Korlred and Kharkopound l1odthehciWest ~vcr~cgc yields fOr t20 periodbull

Ta)lomiddot5 ~ SUDI~117 of~voiogo Yiold~ of tho uniforp winter whoet varieties grovm inp10ttosts~t 6 stctions in thcoOl1trcl (jlistrict 1911

) ~

B-- - Avr~go-riTld hb~Sle_ltrDlrO JiT--E V~ioty ~ Cmiddot Imiddot ~North Jvergo

______ ~- middot_p~lb~1ihJJ11[~ttan HrlYl-lC)l~1LJ llkron Li_~~~E1Pl~tte __~_

PavlIleemiddotCOIDiJnClle ChiefkanTenmarqCheyenneNebredJ31ackhullKlmrkof

11669 314 42~7 410 15211673 ltl96 406 375 185

11754 263 35bull 0 367 1646936 239 350 386 1598885 281 2p4 342 12-9

10094 220 259 346 1186251 233 236 326 163

1442 187 249 331 120

-

2981521921511842007

15911~6

108

435

Standard error of amean (bushels)

middotStundoFdmiddot eriorofti mdbD (percent)i___~__ _---__--_-~ _

Table 6 Suttlcxy of avorcge yiclds of 9 wbter yheat varieties gra-min plot tests lt 6 stashy tions in the central district for all or r1 pert of tne poriod 1939-41

middotf + bull bull ___ _--~~-------~-f-m--

middot-V~riety CI li--~yerrg~1t~1middot~__~l~$l1el~

1______ nuober I$lbnhattan EnyUQolby l-11lk=middot~ran~~middotJ===L==-=--~==w~1Humb0r of ~rc~~rs grom 2 3 1 2 3 3

Pavincc 11669 318 246 410 110 251 129 225Comcncho ~ 11673 91 i44 375 135 186 145 21-1Chiofknn 11754 281 ltl27 367 131 200 161 211T~q - middot6936 26S 21~8 386 12 175 144 199ChoyeIL10- 8885 270 160 Y12 lO~7 202 190 197Nobred 1()j94 252 176 346 10~5 184 194 194Blockhull (3251 250 16~7 325 125 187 158 18-8KcUed 5146 228 16~6 352 108 172 185Khnrkof 1112 i 21Q IG1 33~1 9~3 151 169 172 i-- ---- --_ ___-__-

~~le Yields obiinedin the nciJftperil~istrict ia 1941 aXe prcschted in table 7~ Ihtn wer9 1- ~ -

i-qgtortod froq 7 sktIcii1s YTithfour v~-iriotiQlpeing grovm illliforuly For the average yiolas ofbull I- i- bull

ti~se sht i~S J iun-irdx lii111nrdi (d~i S8SSS 112a 0 Slight~dvLntigemiddotin yield fo11oel by Yogo

Ivhrr1in und iilinturki in the order I11Jledmiddot Excludimiddot~g the d~to from St Pul 2nd Gr~1d Rapids from

tlO aver middotgQs iunrd x 15illlnrdi (C ~I ~ 8888) rDi1ked first IDirkOfseCOl1d ai-id Yoga t~ira lviil

turki nd LVJcIIlL ~Dd thcloues~lt1vmges ~1 though tllO sprc~Jmiddot b0tv~Wen thomiddotmiddot highest Clil-d lOVlost Oye-

r~ge yields RS lossthl+twobUshelsOvwro3-yomiddotr period ~ot 6 sttions (t~b1e 8) Yog0 Cild ~ - ~

N~bred hcl the SDO ov~r-ge yi old cl9sely f oii6lOel by 1Jiii-~ra x UlinlltJrcli (C I 8888) mel Kl~-crkof -

-~

h

middotmiddot 25 (If

j Table 7bull SutJIDary of avercge yieJdp middotof 7 varieties of vtiilter heat grOJIiriplot tests amp~ 7

stntions in the northern district 1941 _ J

C1Gie ago yield inJ]iyencr exe a middotmiddotycrag-neIdVarictyorcross ci~ 1- St Grol1d 1orJ- oze- lVJOe- T-~ b sti11

-=- __ numocr hioscca p9u1 JEbpid~ dan IlDJl casin vrc tions tmns=J

Y1iIJrd x Minh1rdi 8888 167 214 24~6 35n 32~9 382 225 273 291KhJrkof 1442 gt66 ---- ---- 364 397 374 250 ~---- 29~OYogo 8033 87 175 242 379 308 40~ 247 263 285wmont 6700 Oi2 _- --~ 382 387 381 58 ---- 282Hobrod

10094 90 364 357 368 214 279-

Minturki 6155 101 179 2312 333 316 38~6 244 256 2761hrmin 11502 18~5 200 ~~- 367 30~3 32~~_181~~59 _2~_

~

StondJrd error of 9-moon (bushels) )44 207 218 296 279 102 092 O 7~ 091 St~ll1dDrd error of ~mcan (percont) 1258 1317 877 820 791 2 68 383 338 352

------11 Excluding St Pbul and GrciidR)pids

Table 8 _ SUrnrDu-y of CvorL1g~ yields of 7 wintor whcnt varictics~0vmii plot tests at 6 stashytions in the ortherr district for 011 or n part of the period 1939-41

ifoight-Cd~ bull bullbull lt

I - d ~r~~101s Pj-ClO 2t -VJXiety or crQssgt middotmiddotCbull hor-I Boz~ iIoecj )ve- I

= i 11Uniber vifasocn iclcn-L-L1DIl I sin Ehvr_o r~ 0____

llfumbor of ye2rs grOqn 3 2 3 3 3 3

IYogo

87 L1509 199 298 8033 353 360 311 iNebrod - 10094 345 116 396 493 263 180 298Hinard x Minhordimiddot 8888 366 905 355 457 290 178 292Klinrkof 1442 308 92 383 494 277 200 292Karmont 6700 80 362 494 282 202 284Minturki 6155 316 97 349 164 285 184 283lvllLmin 11502 349 135 359 404 246 154 275

States

In scvorol of the StG-tcsthero lore two or more coopdr-diing st2ti-Jl1sfrom vThich date Tere

rocoivod- in 1941 At sono of theso stations only the unifort1 voriotiosmiddotmiddotiere grcim Thilcct

9thors aMit ioriaJ varieties were included It has been the practice to sUlIlt1arizethe middotdiitiJ by

St-tes by averaging yields from all stations within a Stato In ]941 more thun onc stntion reshy

ported data in Tcms Okluhoma Innsas Nebraska Mim1Cs0ta arid Montonn and summariltls wero

~ mnde up for thoso

In TOlqs lmiddotyoriejie~middot tero grOim at the threo sktions (Ina tho averoge yields oxo shown

in table9 middotKrlIN~O ~T9nparq(CI11956) lvbrlin x Torunlt1Xq3(CI 11805) Fameo 2LJd COIJQl1o

che hld the highest oVeroge yields For tho yo_Xs 1939-41 includh1g9 siction-yoors Pan1eo

Comanche me l~rt~l x ~cnr1IJrq3 (cr 11805) rll1kod the highest

Tw stptions rcportQd datg bOk1~10Ila in i941 (table iO)~middotKmmiddotIvnlox-middotTonriarq(Cl 11956

raJlked first COIp1chosQcond pndJawnce third Foral1or1i POxt of tho ~pcriod 1939-41 5 stu

tion_Y0Qrs Pamoe 1115 had the highest DVercgc yield follOlCd by CoCucho and Tenoarq

- 26 -

Tobia 9~ -l~vr~goYiold in ~ushdLs por ocrbof Tintor n~lot v~riCtioslt grOmil~ plot tests in OxS 111 1941 uld V101ghtod ovorgospoundor 1939-41

191194I9181185

16015 7172144166

---------~-------I-+----~-_---+_s---- I

-=--olt-c- u-----Ra--~middot-l I1middot I2 I5 I

I

I

218205190

181-179 169

- 14 bull6 )A2

124 120 middot117

115__----

11956 11805

11669 11673

6936)11754 12106

81805146

8856i 1442 gt

6251

ViriJtJ~ orcrcs s j lie1 I~--1----- -- ~ i-2luobvr

~~~~c~gt=~ Phvmoo

~ ~ 06nonchomiddot ~

6~~ 11middotI ~odIL-rd Fcdorot ibn x Tcrunrqmiddot~~o Jihr1~r Blaellthull

middot Kbarkotmiddotmiddot Blackhull

2i

6347

59middot~

1011

303314272280276

-254275249252248243

Table )0bull- veroge yi~ld in bushels per acre of wintcJ wheat vadeties grown in plot tests inOklaho~in 1941 DrJd middotvrcigltcCl uvcragos for 1939-41 I

1--------------- Imiddot J ~-)vcr CyiOIirTn--bu-Slh-Cl-S--------IVoh6tymiddot6i- cross j I c] 194~ 19~941

1----------__~__~ I numbor~ (2 stohdns) 5 stohon-yeJXs Bonk _

Kawvo10 x Tonmorq 11956 356Cornoncho U673 352

middot Pavmoc 11669 345~middot1VolC gt bullbull ~ 8j80middot t 338 ~centnmorq 6936 32$middotDhoyenno $B85 277]trly Blnckhul1 8856268 middotChiofkori H754 254

-Turkey 1558 24~OKanred 5146 234BIQCkhull 6251 221IChnrkof 1412 220

1 _

Doto wc~oroportbdcfmiddotr6mthroo shtions in Kll1s1sin 1941 (table 11) lith thirteon vori-

middototiosboinggrovl11uuiforI11y pavmoC~lod thohigl1ostovoroGo yi oldfo11owei by OOIlahcl1O and Ebrrshy

middotlyltBlookliuiimiddotxToiu1orci (CS~ 11952)Chiofko1rCrJkodfauxthoJdTeon1rq fifth For the 1939-41

poriod inc1uclllg 5 station-hcrs tl~o vrictios rQ21c in tho follovTbg ordorfor yiold Famoo

COrnW1C1l0 Oldefkol nndTcnImtq

In N0br~sl~ tuost~tions rcpo~tod amp~to mld ~t theso Ncbrod hod themiddot~igllCs~ uvorogo yio1d~

fanowed by hwod x Blackhlill (CI 1184-1) ondPQImoo middot(tabl0 12) COJ1ltJ-1cho tC1l11ltodlast duo te

wintorki11ingmd hessibiJfly dDago Cherenno soloctitm ChOyCn10 Povmee ~dmiddotNobrod had tho

highost longmiddottir1o ovcrigcs C

IVbrnin had tho highostrwOigd riold in IVIinllosota in 19lt1l(hole 13)~ MinlXd x iv1ilJi~di

(6I 8$88) o~cl H41Xi1int~t1cl2(f)Il41~Z701-)a1sbr8jllcd high Thrcoviiiotibs iAiliarQ x IIpoundrgtshy

middotlnrdJmiddotmiddot(CI 8883)- rc1niplusmnl 6nd IVlJntWki foJt) aDout equ61 foriicldfortho lastthroo Yo2rs

l

- 27 -

Table 11 Avqrqgeyielci~i~busho1~middotPQrocreof~linbex ~1heatnridtlestpOIinhiplot tests inKansas inI9~1[Jyl vrcighted avorgtgcs for ~~39~n

Vnriety orcro~s CCIhunber_J-gt

PawneeConanchohly BlnckhullChiepoundY-anTonocrqCheyenneEJrly BbckhlllOroNebredEDnredBlockhullKharkofTurkey

Table 12 4iv~rogc yi91o In bushels oor nere of VTil1t~r hed br~etiosgTovnl il~ plot tests inNebr~slm it 1941 ti1ld Vrcighted avcrrges for- 1939o41

Vortety or cross

NebredKanred t Blocld1UllPownee Cheyenne selectionCheyenneChiefkanTurkey selectionNebraska No 60BlackhullTenrnarqKharkotComanche

CInunbcr

10094llSmiddotH1166911666888511754

115776250625169361442

11673

20~1 200119~4192

180 172

168153135131130Ip

189

190 199

190 18i---~

175173190162IS6

4

3125

67

1098

3

21

-

Bank -~II

~---

~---

----

331

334 337

- (

211209193middot17317i1amp81$~8142

6155

8033---~

-----1150288~8

MJrminMinord x lViinhtrdL amp44 x Minturki2 (Minn21QlfIvrinhtrdi x lik1rquis(liiru2699)Niinturki H-44 x Minturki2 (Mil1l1~ 2702)Yoga bull ~

H-44 x Ivinturki2 (iAiill~ ~mo)

Table 13 Average yield ill bushels per acre of winter wheat varieties grovID in plot tests inMinnesota in 1941 and veighted avcrnges for 193941 r -jy~~ middotidld inbushels

VC1riotyo cross Clmiddot 1941 19 9 1I----------~-----_----c_~_1--number 3stoampJoi~~r (13 stationyenrs) I

In Montonoeight v~ieties vvbre grownunifCJrtlr at 3 stations 0$ shown in table 14 middotKLz-l l - -

mont Klk1rkof and Nqv1tirk r~ed highest in 19~1 liTlllleTClrturkYogo andfDrmol1thndt-he higlo

cst yiolds during thb~~e0period1939-41

1---

~middot28

Table 14 - ~ver~~ge yield in bushols per oo~~ of Tinter he-t vu-ieties grovm h plot tests ilIYTontQIllJ in 19~1 and reighted bvorages for 19394J

Voriutymiddot o~ middotcros-s---] cI~-~~i~~~QshgS-middot_middot_middotmiddot--~-middot-~--=l____ i numbor Lt3 st~2)rsLlt8 stob~ors) _middotR~E middot_i

K1rcont[ 6700 312 30bull5 3 lGwrkof i44~ 340 302 4 INewturk 6935 336 308 1 IYogo 80~3 319 3062 WLinturkimiddot 6155 315 292 middot5

IHebred 1009431~3 289 7-Minard x IvLinbardi 8888 312 290 6 II_~_r_mi _middot--- -+I_l_l_5_02_~- ___271 I 251 8___

1

II

$UJ44ARY OF A~ONOlinC nTA [

The agronomi ]ata other t~ ~ield have been sUIDIDarized for each distriatpoundor 1941 iii

tables 15 to 17 Ih~ach easo the CLlt~ qre overogcd for as lIQJly varieties and as many stations

as possible The numb or of stutionS ehtoring the Qvor1ge is shovm at tho tOlJ of each column

The dik for ~h~ southo~diSt~ictbull arepro~entod in~~~lo 1middot5bull The or~leadodconS~dei-nbly eJXlierthancin1940but the relhtive ot1liness of the wriotiesrerik1inod the SQille

]hdYBlackllullh~ridca t4e~~liest JUlr lov~e~and CotlUlchc wore ~yenJiormiddot tmn Tc~qChiefkon overoged~edo e2rlier t~mxf BlackhuIl RipOIi~g htes shoviodo narrower rCl)lgcioXid

in this case BlackSult ovcr2l$pd ono ddY emiddotmiddotrlier th-n Chiofkan For height KcwlV21e WOoS thetoU- ~ ~ - ~

ost and lavmeethoshortest Lodghl~ d1ta from tilO sbtions SL07 toot Chidlmn ond ~r1yBlcck

hull lodged the ]jJo~tvlhile CotlnJ1c1~9- 8nd BL1ckhull Tero ciso wenk It ymS generally obdervod

thlt tho St~amiddotl of- ~lBlackhull T~t~ rQS i~lined to be Teolt in 1941 Kowvale ~Tonlmrq (cr I

11956) Pmrnce K~tyenale and ConianClicilmd lOYT 6vCtDgd LllfeetioIlS of leo rust Test middoteighbs

VIere 10 in the district with FerlYB~ocldlUll hvil1g the highest aver(lge of 565 pOU11ds per bu- -

sho1 KavlVale x Tcnmaiq (Ct 11956) ranked second end Clliefkru1 third for ovcrage test Vleight

I Table 15 - Sutlllry of agrononic chtq other tInn yield lor vlintor varieties grown at cooperatiIlg

stations intho5Olthc2l1odistet 1941middot

iI

1llUDber of stations ~ 4 5 2

KoVlvole x Terunrqo 11956 I~ tl 13 37 35 gtPowl1ee 11669

~~ 19 13 36 30 5

Conlche 11673 May 7 13 37 5S aTouulq 6936 Xiby fO 15 39 50 23KavllTc~10 8180 bv 3 15 40 29 5Chiopoundkan 11754 ~y 10 15 39 66 58Jlhrly B1acld1ul1 8856 Aprij 29 8 37 65 65Konrad 5146 lv~~3 17 38 60 65IChoikof 14~12 IoJbiy +1 i8 36 52 68

Blackhull 6251 l~hy 11 M 39 5e 63-__ ____ ___w ___ bullbullbull __bullbullbull bullbull _ mR_ __ bull____bull-~--~ ______ ---- - 4____middotmiddot_middot_~ __ middot ___ _- __--

I gt-

5

56~0

54_6550 tmiddot547534559565

-520510853~9

i

- 29 I

TliO~ c0TJtfulmiddot distdct cl]ii ~0 avorCgecl for 8 vCri9ties Jcl aroptosortod hl tolo 16 bull I

Nobrcd old GlcyCI1ne hal tllOl1ighost avqroge wintor sUIvivaJs T~le two cotlicst varioties woro

Pameo old Comu1ce both ovoroging to cbys ec-rlier in loCJing the-- TOPDltirq klmrltof l0odod

the latest Fawnee ripenedtmiddotwo days earlier than Comanche aldfomiddotux days carlir thcul Tennarrl

For plant heig1t l~obred wns the shortest and C-dcf1f4IXl tilctallost Loaf rust infoctiol1 nvoroged

tho lowestmiddoton Pnwnce andCocamc1Jc nJlp the highost onliobred Culm cOU-lts slOVI Pavlloo cnd Noored

to Imvo hud tho thickost Dll Tonmorq tho thilmost stoncls at tvo stQtions ChiefYnn hod Gllo

highest avercge test vmight por bushel with lIebrod tclci~lg socond ond Pmrlee tird

~ -

Table 16 - SunrnnIJ of ogronoIJic dJta ot1er tra1yield for vhter rhrot varieties grovm at coshyapcr-ti1g stQt ionsintl1e celtrcl district 1941

Voriety rcor J(ampte-=r-t----7-LuOc----+-i vcrcmiddotgrmiddotto es I10igJtnunber survivrl E~do4l~_o I Hoipoundt rust_ r ~shol_1

--=------ Percot ~IJ[JY (IclldS)(porcert+=-~~=-umiddot (PouldS INuobor of skt ions 4 6 5 6 3 2 6 IPawnee 11669 69 23 June 24 31 24 260 580COIJm1che 11673 65 23 Juo 26 33 25 162 575Oliefkon 11754 66 25 JUlO 28 36 39 184 601

ITcnnarCJ 693665 25 JUlle 28 33 47 155 56 8~loyel~le 8885 84 27 JUll0 29 31 69 215 578Nebred 10094 92 26 Jule 28 29 75 251 58 3

IBlac~lull 6251 69 25 June 27 34 65 195 57 6Klmrlwf 1442 74 28 July 1 34 65 i72 565

In tho aortherndisttict seven varieties tnypo conp1ed for clmrQcters othor tJl(1il yield

(ToMe 17) olthough tho data Dxe sotevlhnt frogncntorJe MJXDin and Minard x MiwJXdi (Cl 8888)

had tho highest avertlg-o survivcQs Marnin heoded the earliest but vras l1ot ripe os oorly as sone

other vQrietios ilt four stations Nebred hOO sligltly the shorter straw Loopound rust averages

shcwed -no ltliff0rcncos for t10 vJrieties but pound01 stoo rust Yogoand Nebred hod tho lowest eweshy

rages liunord x Iunh1rdi (Cl bull 8888) had the highest avcrcge test weight per bushel with iL-gtr

Din and Nebred being fairly goo~bull

~able i7- Suru~Uy of agronooic c1ltlta other thanYio~d far vTintcruholt vcricties grovm ot ceshyopercting stotions in the northonl district in 1941

j

Y tmiddot ImiddotC IJXJO Y ormiddot crO-5S~ bull bullInmbor

=-J~T

Nurlbor of s t-t ioi1S 3 5 4 4 3 2 3 3

lvIinurd x ipoundil~mrc1i 8888 77 12 14 34 78 17 92 79 601Klmrkof 1442 57 11 13 35 25 585Yogo 8033 61 13 14 35 87 5 85 65 581IfurlJont 6700 53 - 35 - - 572Nobrod 10094 64 11 13 33 7 - 592

li~Minturki 6155 65 12 13 36 89 8 89 67 575Mornin 11502 78 10 14 36 74 44 90 67 593

I----

~-l

SU1EmRY OF PLOT DAXLii

The 1941 crop Vls subjected t)severe -rintorkilling L l~ebroskn ci1d yeninuesoto hession bull I

fly and 16efrust~~ in Nebroslm ~d KnnSos Clld both led qnd steD rust infection farther

southII

Ill Oklcll0t and Texqs tdomch Ll0isturc YJQS reqe~v9d QJ1d ot sor10 stations lJUVest VloS

difficulti

(

In the southltrn district Kawvale x TenmarqCI 11959) a new va~iety in plots ranked

first fOJ yield with Pamee and CoJlaJilche second acd ~hird xspcctivelyI -

The Blackhull wheats (Bla~lili~li EJrly BlackhUll end ChictkDn) lodged or broke over

badly in the south~~~aJst~ict-under ~heextreIieiyrot coJ)ditiohsc

In tho central distrJctQvrnlte~Gorinnche and Chiepoundlon ~md the highest averoge yields at

six stDtions- 11he~o 1faricyics mde tlese averages in spitc ofvlint~rl~ning in ~Tbbraslro caused

by th6ArDistice Diy itorm~

i

HdreDpither vCgtricty d~d ICll in 1941 duo to

The bmiddotluvior of PowilCe Cfld COlJllnche is fairlyconsistont ot all stations in tle soutlcrn

ondcQntrol rlistricts cxceptot lIorthiPlcgtttc +

win~erkil1ing lt1J-ll neither roucs higllhcthb longer tine ltlv-eruges foryieldI

In the ~Qrthem dist~ict Minatd x ~i~11rdi (CI 8888 ho(l thO highest overgeyic~d 0)

five shtionsKhorkof rnIiJced seconaiond Yog~ tMrclI

Tle tVTO ncvrly naned hcots Cononche olld Immce nucle good records Cooancle is being

increosccl ot Chillicotheolcltbe plcn i~ bo Clistribute it froD t~1~t station in 1942 Pownee is

bc~ng increased and purified d WJltmhoJtcn Q1dLincoln Nebrcslm IlnS clecided to iistribute the- - Imiddot

j

variety as soonos seed is avoiloble but 10 clcpoundin~te action las beetl tolton by IC-1o1Sos WhileI

neither is 0 perfec~ vorie~y it is f61t thot each is a step fottlord JTJCl eoc~J sloulcl clo well in

its-~pted 2Xeo

fn Mil1Ilcsoto the behavior of cOJtoin FM x Mi~turki2 ~trQins WltiS pleasing ~hese linter

vlhoots corry the Hope resistalce to loaf end sten rust

In the fall of 1940

tJHIFORM YIZLD NUESW _I

the uniform yieldti1UserY was seeded at the same 14etdions in tIle ( central and southern districts as in 1939 AtBushland th nurSG1J was seeded on both dry 8JJd

irrigated lanG4 Th0~ntirsQrYcoriisteaof 30vorietios cnd strcinsoach seeded in tlUee rod-rowbull 1-

plots IJIhe Il1llber of plots of each Ir~iety at a station varied from throe to five In tabIe 18 )

tiJC varieties mokirJg up tlle 1941 nursery together with StptQ r-Jld CI nunbcrs arc sho~m -

-------1IIIi

------~-----------

31 -

Tlt)biols -Vori~tios of Tintor lhoct grmm in tho uniform yioldpus9ry1941

~ -~t~r-~~~_~_- --t~~Lstt1~omiddot orhybrid nunbor

I Khnrkof 1442 -------Blf3cidiu116251 -------Erly Bhckhull middot8856 -------Nebred 10094 Nobr~ l~o 1063

IComncllO 11673 KD11S lTo 2729Kanred x Blackhull 11844 Nebr No 1098Pnvmee Ii-S69 Nebr No 1086Hope x Cheyenne 11969 Nobr sel No 363339Kawvale x TOIlllkIQ 11950 Kans 1102726bly Blackhull i TennUq 11952 KanSi No 2739Konrcd-Ihrd Fodoratiop x Minlmrdi-Mipturki 11970 Alltrop No 130Fort Collins selectiop 11971 E G 1143Cheyenne x TentllDIq 11972 Kons Ho 2748Cheyenne x Terunarq 11973 KUns lTo 2751Kawvnle x TenLnrg 11956 Dentop DTo 35-34-117iYhrtin x Tonmarq3 11823 D0nton~0-50-3~128Kanrcci-Hnrd Fedoration x TOl~q 11974 Dopton No 37-34-54Konrod xH~po-K~rd Fodoration 11975 Akrop Bo 533Konrod x Hopo 11976 Akron No 850Compound Cross 11977 A1Uon No 874 Choyonne x Thrly Blockhull 11999 vVoodv-rard No 1126CpoyorJj10 x Ebrly B1ackr-ull 12000Woodtmrd l~o 1127 1

Blackhull Xcrloyorrq 12101 H G No 40-102 IBlocldiull Tcnmrq 12102 H C No 40-115Choyonno x TomlDJ-q 12103 ll1s10 2749Choyonno x Tcl1Darq 1210~ ~ons No 2750 I

Knwval0 x Tonpcrq 11992 iobr No 1114 IHope x lJurkoy 1069 11964 Nobr sol tIo 363401 _I

KonrodHardFodqration 25007 x TorJDltUq 12)06 Donton sol No 25-34-44 IEinrcid-lbid FoderatiJn 142 c ToImUo )2105 Donton sol No 3334-303 I

----- ---

A cODpL-rison of tho 1941 list wit~1 tlrt of 1940 will S1011 onuobor of changos in tho nur

sor T011 strai~1s which SO~~JDod to bo 1ocldng ii1 ogronooic volue ond which roro not 110aded for

ecological studios IOrO roplocodby norror soloctims As S0011 as a strin is shown to bo 10ckirot

in somo tDIiortont chI[1tr it is omittod frootho nursery qlthoughit still my bocontinuod

at individual stotims Tho strais mvLg tho bost porfoJlOllco il1tho nursoryaroadvQncod to

plot triols 1m attOLlpt is also mdo to avoid too llJ1y dU1Jlicc-t ions botvroon plot ond nursery

tosts

DATA OBTAINED

In tiibl0 19 oro prosontod tho dta fron tho 13 nUTsorios No d~to Joro roportod from

Stilhntor bGcous~ of dipoundfo~ontial stQl1ds duo to sood trotnont tQLld from North Platto duet-o

wintorkillil~g FbI 0~Ci1 station tho variotios oro list~a ~11 o~c~orof tllo 1911 yiolds anClO1ly

the Ct poundlUii~ois nro given ~or id~l1tificationbull ~vor~go yiolcsru1d rOJll~sfor thoZ-yoar poriod

1940-41 arc givon TI1orevo~possiblo~ Pata othor tl~)yio1~ aro includcdvn10ncl]jroctors conshy

cornoclsoooocl to be rol~tod t) yiold or vrhon tho dDta shorrod lifforoncosboliovodto bo of inshy

torost

At DOlton tho nurso~y yiolds ~Toro sonovrbct bottor tl11l1 -th)sO obtoinod from tho plots

_________________________________--L ~_~ _ ___~

32

The highest yielding 1ori6tiGs~middotcrcCI 11952 C()nnnche CI 12104 und 11956bull Foro bull 1 bull bull ~

the 2-yeor period 1949i41 centu~ nupbq~sl~$Q2~ 11956 ruld Pomlee hoiro rod the highest ov~~Ctgc ~ bull ~ -i-middot~middot bull(~

yields KlDrkof llL1d the ioWs~~r~~eylq1dfor -Chis some ]criod~

The stroITQ-S reth~rtlmiddot~t~picothe rmd before h2XVcst considerblo loelgingo~ - - bull - ~gt~)j bull - 1

curred in most of the V~idtioSmiddot middotAfltf70fbe stiffer stXouorl stroins nercQo~lChq GI~ ~lm

bors 12102 11964 ond K~k~f lh16 B1ockhullmiddot ond l1rly$itCl9lJl11 s~J~ieel tlicC)~e~t str6~~ bullbull ~ i bull bull ~ bull bull -

Consiclercble rust cl079loP9d Jsppqiql]Jyon ~usceptibL vorieties while CI~ Iros lH~64 11969 ~ ~- tmiddotmiddot-~middot~middotmiddot 11 ~ i-

and 11956 showed some resistmce to bdth lealbnd ster1 rust ~ Septoria irifection~m~hOOliy on

all vorietmiddotio~ eicampPt(iIlti li9S6~~esJtv~i~h~vmre 10Wr~ging from ~6~6 to 8~pounds per

bushel

- 6Zbus~lCls per ~r9Jii~hPtivirc991~

- - I

nunbors 11976 Qildli97idt tll~bo1tOtiJ- - - ~ -

nui1bcrsl199Z rrl 12104 2t tho top of~16 list G-l1c1 qfr~

For the Z-yell joriodthroQ15t piuf3 aic tiod for~i~$tbull bull d _ bullbullbull

p1oce in yield noDelyPlt-~momiddoto CotibtJpl~omiddot and CI11973 Duri tins ~iirio peri6dNebrqclKlm~ t r bull

-

I bull bull

TIe highest yiolcli~lgVorioti6~yc~cIIi

kof md CI 11977 middothil1t10i~6ii~centrg6lt7ioldsbull l_-~_ ~- )~ f ~ i lt-

In the irrig2ilQcluursery tlt E3u$l~l1ii~lt os llOig2ts ranged frOD55~Ot o6i5middotJ1oUI1Jspdi~u - i bull ~ ~ bull

shel ad t10 yields fr6h40~4t~ai~2bu~~dlspcr acre - -

PovJnee C I llU9b0rs yl972 oclmiddot I199sthi1o]brly l3Lockhull C1ld CI 11975 ~qrd low tJ~~1940

and 1941 Yieicl~middotbyen9middoti~1middot~6r~ i~bl1tit ithe $e t~oe voriqtJ8stli1~ poundotedfi~~t ~n~[~4~middotmiddotVlCr(3

blso ~igl poundor t~e 2-yClt1Z averoge

The drJr land ~~s~y atl3~~~ffCL gave yields only ~Jig~ttY 1ower than those in the irri_

g~t~d nUse~r~l this estconsid9~JlJble)oafrustd~Vieioped onsvsCOl)~ib1eva~JOti6smiddotpound1Jlclthe [

~st vmights vmr9 $QIlow1W-t 10vwrthaniiIl tho i~rigatee1 nurs9I lheTbiot ies hoving the highest I

yields wereG~I nuppors 1Z105 1199Z~ DIld PO-Jllee while CJ~ 11915 ~6b~od~ QLld CI 11971 1ero ~ -- - l lt - bull bull

low GI 11l50 Pa010e and Cltl~6 11lJvo the highest ~yc(~ro~prgc intliis d-ry lGnd~

sory test ~ -

lt

StroxT IlQS Ullusually tall rt WQ~ehlTrd Vlit~l hoig~1tS Jol1gil~froo45 to 53 inchos i1d CIS

IJight be expectod COllsidercb10 lodgihg qccuJted botore lZVest SODe of the stronger sbroTodimiddotmiddot middotmiddotmiddot middotmiddot

strainsrere CInunbqrs 11977 1197~ oncl 121OZ ~e$t weights lTerp fqirly good illriost cosesbull bull bull bull 1- e _ bull

01tlOUg~l one vr~rict~IW0 woigIlt of~6 pouncls per bus1el Two vorietics c I ilunbors 11952 C-l-w

11972ri91dec1mprethml 50 buslels pprlcre~ CJl(l 11 vc1rietiesmiddot gt(1 yiOld bot7oen 4OQJ1i 50biishy

shell por nerebull Bo~ed~l1 tho2-YO~t-~crge the J1igllostfi~ldingvoHoticsmiddot lC~~ CI ilW1borsmiddot-bull

11972 ~1952 0ld l19 wljilo NCQre~ CI 11969~ oJ1clCI~ i1977IXtd6thepoorest yidld ~ecordbull

At MDcl1Qttcm LQclgi1l~ ilOSrqpo~ed for 0)1 v~rietiQsLiltj~ough CI Ili~f1bcirs il974 11971 bull i - -_ ~- i

mcl 11977 stooel up t~le best ~c1f Jrust rcoclii1gs llOrO foitlyl1ig+1 i~l nost coses DJ+etcol~idcr6blo

S~9Ll 1llst ~~eve~qped bull 91ointoxburomiddot]Qs f[lj7~y g90~ 0c1 test neights~ lith on Oxc9t~~ir~god

-33 ~

froD 55 to 616 p01X1lS pOI bushel Tho ~ighost yioldiucvGriety CI 11950 gave 413 bu~hels

per acre while thelore5t yield vlUs168 bllshels1er acry( Additional vpxieties giving-tho

bet~bcr yields were C~I12l-9amp CI1l956 qnd Pavmeebullfor the 2yoar period cl 11950ronked (

iirst Pawnee second OJidCT 11952 thiro This last ThUled variety is exbroiaely early [~d is

boing considei-oel as a p05siblo subst i tuto f01 Ehrly 1lockhull Strnins such as Khoi-kOf BlocY_

hull and Nobrodhave boen q1dto low in yiold tho lcst two y~rs

Wint erki11ing occurred at ibys with SOLle VJriotios having survivals as 10VI as 63 p()rcont

11I

while others CltlJ1e through the winter with porfect sta-cls StrQJmiddot vms fairly tdl and dorisidoroblloaf rustdevclopod Ol~ all suSccptiblevariotios~Thoyielcl rcmiddotngod from 525 to 196 bushols

per ncro lLnking tit the top of tho list Jero CI numbors 11~5Q1l974 ond11972 d~lilo Jt thlt

bottm 1I~rcNebrod ond ]hrly Blackhull in tlds cso a lctcQnrl onoxbroDoly oarly variety In

genoral the lS4L yields nro in lile ulth ullO 2yoar wcrBe

No w1wberkilling was reporiedfrom Akron but the dry wecthor previous to harvest causedmiddot

straw to be short test VTeightslight and yields low The lighost yields 7ero reportod for C

I numbors 12105 l2l06aca 11952 No 2-yoar avoragos are sholm for this station sLlcO tho

1940 crop v~s a fai~c

At Fort CollL1s grmrlJh VJaS hoavy as l+sua1 the strm1 las tull undbeforb bargest all va

riotiesIere lodgod completely Yields ranged from 69 bull3 to 449 bushels per acre The throe

highest yielding strains Lll 1941 Tore CI numbers 11974 11970 3nd Comnnche For the 2-)roar

period CI 11974 raDkod first folloITed by Crnumbers 1~950i 11970 c-uiQ Conmche

Test Teights at Hesporus ranged froll 60 to 64 pounds por bushel aJd tho yields from 648

to 349 bushels per oore The Mghost yielding vorieiies lere Blackhull cr 11971 Nebred

and COLlCXlcllo 011 oflhich gavo moro tIm 50 bushols lJor ocre ~nscd on a Z-yodr averagef

Comanche had telO ~ighost averoge yiold poundol1Oled by Blockhull CI 11972 old C~r1l974 The

agreenent betllOen tho 2ye8r nvelngo o1d the 1941 yields is lotsO goocl at tllisstation

Winterki11ing was very severe at Ames but the rellJtionship between survival and yield is

not very close For example cr 11969 lith a wnter survival of 86 percent yielded close to

the bottom while Cl 12101 with a survival of 26percent rmuod secOnd for yiGid so it is

apparent that other htizard~YiOre prE)sent Test vrOig1lts whore obtained rangod from 543 to 590

pcn~nds per bushel The highest yieiding v~~rieties v[ore Nc)redC 14101 bnd KJ-1rkof The six

lowest yiolding strains gave lessthnn 10 bushels IJer acre~FOr~ tho ~yo6r poriod 194041 CI

1197f has hd tho h~ghest avorage yidld follmmd by Nebred Pa~moe end CI 1195Z

AtL~ncoln t110 November freoze causQd consid~rablewintorkUliilgand therelationsllip

botlTeen middotlintor surVival anltlyield iis fairly goodbull incre~re 5omo exceptions in tInt Nelired

Cl 11971 elld Kll2rkof rith good survivals ru1k6cl rolctively lQYI iny-ield This 1DsproboblY

~

ctlusod b~r 0 combiIl)ti0l or Joopound rUst lnfotion~ hossion fly ~1lngo ~d tho h~ ~ough~bull All

varieties except Pamee Carrieda foiply heavy lecpound rusb infect ion and testvreights were ratherbull bull bull ~ ~I ~lt 1

low langing from 44~O to 592 pounds ]jar pushel~ wo varietJ~sC bullI~ numbers1JS50 rnrl11952

~yields abOv~ 30 bushels -oermiddot acreTlhilo f~mvnietiosCInumboIsmiddot1975 J205 ~ii~77 - i

~bndi1976~yi~ldcd 10sstl1Q1l10 bJShotsporO-ltFo TIloS 10lYiolds T10rC accotap~io(fbY~xhrlJolY

low wintor suwivals Based on tho 2+ycQJavorago JihrJy BJacklmll hndtho nigh9stnverogoI - bull bull bullbull bull bull bull

inciinodto bo vL1tCrtoiiidor~

middot yiold fonowed by CI~tJUIilb0tS1l950~ 11956 t lmd Pamoo~ All ()f thQsostroins are early andI

COllsidcrrblo 1i11torkillingmiddot VJUSrcport 00 from AJliancbut tho dnto arc not too consistont

lith vih is knownofthdhnrdii1ossof tho dipoundforont vc~iotios For 0~10 GI11964 l~d ai

survivnlof l00porcontcomparod bo 8~ -percont for a1lJltof It is YT)1 Mllbtf1l1 if this xol~

tionshipis correct Grail1 quQlityvtLS poundcidygood JlJdyiolclsxogcd fro 0 21bull3 to 84 busholsj gt - ~ gt bull bull bull bull ~ bull bullbull bull

poraCroCl Dunbers 12102 121OJ~i[u1dKl11rkofampvctho highest polds in 1941 andCl l11Woo

middot bors 11975 11956 D-ld 11977govo thoi 10I10stones ior tflC lJ~r p oriod CI 11972 rc-Jko~

fiist for yielii K11rkofsecond CO~1Cho t1ird and Jqn_ecf(gtUxth

~obl0 1~ - Agro1ooic Q1d other dcto for uniforo willtor uhot varictics BiomiddotJ11 in rcplicQt6c1middot j

nursor-plotsincooporotivecxporioqnps at12 stti6ns in t10 hprd r9d ~yintor vlheot lnroa iJ~ 1941 and nvor-ge yiqldsfor 193g41

bull

Imiddot

14

23

7

611

middotmiddot15 i

91011 ~

13

245215

23322120125223~5

203

VS 36 580 196VS 34 q5~O 181V$ 35 560 17~91532 560169

S 31 545 167VS 37550 166VS35 588 165VS 35 540 165VS 33 560 164VS 34 635lt 161VS 36 50~0 155VS 35middot 5~5 151VS 33 560 154vS ~31 565 150VS M 54~0 149VS 31 510 146VS 31 510 1lt11

VS 3~ 560 141VS 34 5SW 13~9vS 35 560 136VS 35 51~5 13~5VS ~2 560 121VB 33 56 0 middot119VS 32 56~O 115 213 12VB 32 50 3 J1o3 lQ3 17 VS 3lt1 9~O li1 212 i$ XS

Smiddot12 470 9 7 l~ 6 16 I

v 31 500 74 19 19 VVSS 32 170 73 182 18_

34 166 67 130 20)DOCli yic1CIio~ Oiiy lio-middotinrieties IS7 ousl1cIs--

Denton TeJmS(OW 1 ) our p pus

Ptv 0CI

number

11952 April32 1fny26 601511673 April 30 middot1~by31~ bull 15 2012iQ4 ~pr~l 39 June l 15 151l956loiloy 5 tUne1middotmiddot 5 15

11669- )by 2middot JUl1C 1 13 1512105 April 29 lvhy 30 4 28

12000 prp24~26 60 ~311992 April 30 ~ 3q 10 23i2103 tllili)T 2 JulQ2 10 a5li974 ~pril 29 JUlio 1 13 4511823 by 6 June 2 10 1812106 ifby 1 June 1 5 28

11972 Ithy 1 June 1 18 20li961 YJ6y 2 JUJo l T ~ 011019

0 97~t~pril 81bY middot3135 5

May 6 Juno 2 73 13 11950 Yoy2 JIJll0 ~ middot3 25 A856 -t-oiil 22 ~vftw 2~ 58 811969 ~By 5 lIDY 30 0 011899 by 4 middotJun02 18 35 118middot1L ~Jay 2 JULJO 2 56~5

12101 ~v1Y 1J~)q~ i 58 0812102 ~IJccy 2 Junol 53 Igt

6251 ~4V6 Juio ~ p5 18JlSn uJpiy 2 ri Jii-1Q 118 5511876 poundtiV 3 Juricl 63 2011870 thy 1middot middotJUno 1 65 83

11977 1441 6 Juno 3 80 3511971 ubv- 2 JUll0 2 73 36I 1442 ~ Juno lt1 55 40

monaiirucrrar ofa Clifferonce botloOD tho

- - bullbull~_c- 0_ -bull ~-

TO-ble 19 - (Co1tinued)

ChilliCQt)l~middotTe~s--rFoux plots----

- to

1

I

-r- -_~_ ~~ Leat-IL~pging r-w~e )j ~vo~o-Yr-- -- C~I bull~ Dah iHQigh~rust I eld 1940-41 BarJltn1lIlb er headeC-Lmiddotmiddot i

Percent PcrcClt Mels Bushelsr- ------ CInches39~- 11669 Maiv 7 ~ 30 241 213 1

11992 May 6 39 20 10 231 12104 May 2 40 20 15 2211673 IIuy 2 42 8 5 21Q 213 111973 IipoundW 2 38 25 15 214 213 111972 May 7 bull 41middot 25 20 211 2Q5 412103 May 7 41 20 10 20611956 ivJay 9 40 T- 10 193 17~8 912102 iicy 5 37 65 5 17411964 ihy 2 35~ a 5 17middot0 I11970 Ilioy 2 42 50 20 159 180 8 I11952 April 26middot 33 - 50 60 156 176 10 8856 April 2middot1 34 65 95 152 183 511950 ~i~ 2 39 ~ 75 152 151 1211823 LlJay 8 41 25 ]0 148 181 6 I

I11999 lbiY 6 34 65 90 147

112106 Ihy 5 38 20 75 1-1712105 llioy2 42 5 40 14511974 Lioy 2 10 20 30 140 162 11 I118M lib 6 37 50 60 136 181 6

I12000 April 25middot 33 65 95 136 I12101 ihy 6 38 65JJ 15 128 11969 lihy 8 38 ]1 25 120 142 13

I11975 iby 1 36 65 15 87 129 1511lt12 ~~ 11 40 65 5 90 111 19 I6251 bullJJy6 36 50 100 amp8 141 14 I

10091 Lhy8 37 75 10 78 middot102 20

I11977middot Boy 10 37 40 85 74 n3 1811976 rJoJr 7 37 65 60 amp4 1l7 1711971 lifoy 7 38 75 100 62 128 16 I

I

Standard error of 0- difference between the meO-n yieldsof any two varieties - 321 bushelsbull

11 Severe firing of leO-ves

t ~

~

r 3P~

rabl0 19 - (Continuod)

~

r-Tmiddot

913

13

71215

26-9239231

250236

29026~290

246214243

middot281

C I HQi~lltl I IIIJXlbo_r_L-==-~==--L---==C-~~r--+-o+l-------tltilt---~c-r+~==+-~gtlt===--~r-t~plusmn-r~~ROr=cn1~ct

~~ 1

lJ669 16 JUri~ 25 32 87 610 104 320 I II

11972 20 J~o 29 34 87 585 392 299 2i11956 21 Juno ltZS) 33 i 85 600 3S3 29~7 3 i

12103 20 Juno 30 35 88 600 383 i11882 18 Julo28 34 85 600 36111969 22 JunoZO 34 87 585 35~611823 20 Julybull136 82 550 34011973 16 June 27 32 86 600 34012104 18 June 273S 88 600 33811673 16 June 27 32 85 600 32511999 20 Julie 0 35middotmiddot 83 605 32512105 16 June 24 32 82 60032111950 17 June 27 33 84p80 31911964 17 June 25middot 28 86 610 31211976 18 June ~e 32 85570 30911977 20 June 29middot 35 77 570 3071210220 June ~ 34 86 600 30 711844 20 June 30 34 86595 middot2991442 24 July 1 36 86 59029811~52 12 June 22 32 87 615 29812101 21 June 30middot 33 85 600 28910094 21 July ~ 31 85 590 27911970 20 June 29 37 85 595 27411974 18 June 28 31 77 565 27212000 14 June 25 32 83 590 27212106 14 June 24 32 83 570 271

6251 20 June 30 3433 82 580363 213 1811971 20 June 29 81 575243 229 16

8856 10 June 2Lmiddotmiddot 32 80 580 ~ 7 1amp5 20 11975 16 June 28 33 80 565 212 211 19 i Imanaarcrerror of a differeJiii6~qiyroojn-1homQanyJo1dsof~~tw6-Yltii-+oti os - 3 ~Dushors----

I

~

ft

- 3$~

~able 19 - (Continued)

37~0 4

380 3

364 5

318 63~0 8middotmiddotmiddotmiddot314 12

341 7[327 9

325 10 J~

I3h4 middotmiddot12 3]5 n

~$~7 15

In1 17

29~4 14 ~

a74 16J

267 18

227 20237 1degJ

53509493491 479473-15244-7middot146433j27126middot12139939638$ 3943793793723563-123263r630~228~8

2712622Lh8Z4~7

6359~Z61616158~1606061i~6661605860585558506157564658605658

5334

3924

5051

294

5316fI8~i18

4045

2054tJ831393025Ii211129133155deg50

50495149494850

51SO50

4917

~I S1

564$ 16middotmiddot48lt53

48194948lt1617501545

15 14middotmiddot 12

1614

14gt 11 15

-131415

16 17 J510ismiddotmiddotmiddot13ltlEl13

~i~JP middott6middotmiddot17lt16 lt16-i5 ii

1$16

11 14

512

8109

11 Smiddot1014

1312

102

88

-129

14middotio

J2la

15 913 11

Alt

1514

1195211972121051210312104116691197412102121061199211956121011184411973

88561195011673119981196411823n87011871

625114-12

11975middot1197610094120001107711868

__n~_~2r l~~~j~~tlL6Igtilg Ib~ fgd]~Jvnyln6hcs) (EOrccnt) (ol1nds~-l-ri-~~u-shols) -----i

I

~ ltlO~l 2 i 405 1 i

standai-d error of a difference hetwe~n the mean yields of-any two varfetios - 19Zbushels---middot

~---~-------- --------~

Table IS - (Continuod)

- 3D -

Table 18 - (Continued)

276 7262 926-1 8

239 11243 1022-6 12215 13211 15215 13207 16182 -20205 17W6 18184 19

25 2) 43 5 52526 25 42 40 48527 25 42 60 47025 25 42 50 45224 25 43 5 44820 2Q 43 90 pound13bull726 25 middot14 25 t13~5-

23 21 41 50 13525 25 42 20 middot12~9

27 25 -11 5 middot2325 2lt1 39 10 U7

~ 26 26 42- 75 lt10322 2] 42 -50 38026 2$ 11 75 37625 2~ 43 50 37826

2~ t17 60 371

27 25 10 5 36325 25 44 80 36_025 ~ -13 5 31125 25 42 50 29~8

-26 25 45 80 297 28 2q -11 50 288

27 26 43 90 27526 26 39 60 26927 26 38 85 268

28 28 38 75 25729 28 -12 90 251

-ZS 26 12 80 24~1

27 26 39 80 21~1

10 IG 43 00 19(5

11950 1197411972121041199211952121031210611669119561196111999120001210111973li97011969121021210511673118411182311971119751197611977

14126251

1009lt1middot8856

----aJmiddotmiddotizcrogccr Survival D1e1r _ Rc)ight 1ecd rust cro

number Hoadcd Ii~1bullbullbullo L bull JLcld-----=-=--Lr-Fpcrc-6it 1f1y upo -h n--ch-os--Ircontj (BUSh91s)-J~~----I-

10090

100769391908396

10086

96100

98$8

10088806577

~ 8580

100 63

7677

10096

10098

Standard errorof a difference betw~en the mean yields o~ any twovaxieties - 536 bushels

41 _

Table 19 - (Continued)

Akron Colorado (Five plots)

12105 Way 26 23 545 lS212106 May 28 22 55~0 17111952 Wey27 21 565 14711972 Juno 3 19 57s 14711669 May 28 21 550 14111970 llfiav 29 23 500 139

88q6 May 26 22 560 13611971 lVlay 31 20 545 13511999 June 1 20 570middot 133118t1lf1 IYhy 31 22 565 13312103 Juno 2 20 560 13011S92 l~y 31 19 540 12612104 H~ 30 21 570 12510091 Juno 3 20 570 12512000 IVlay 2821 5middot15 12-4

6251 Juno 2 21 560 1l4n950 (ny 29 21 515 11Zl1S6l lihy 31 13 535 11212101 Juno 3 21 545 no11Sn Juno 2 21 535 10111823 Juno 3 20 540 S911875 lihy 27 IS 560 S112102 ltby 31 21 560 09

14-1 Juno 4 21 560 3911S60 Dune 3 13 550 C711S76 Juno 1 19 5middot10 G611673 ivhy 30 21 500 8511973 Juno 1 20 555 C2

I

11077 Juno 3 18 5middot~5 amp2

11956 Juno 3 10 =--i=5G5-r--~fiF--5=-3r__Stondord orroref Q difpoundororico betwoen bhomonn yioldsmiddotOf QIlJ two vC)riotios -Z09 0ushols

Seeded September 11 emergneSeptembor 17 1940)

I Height --jmiddotweight per=1~vCi~ampO9Cro-[1 C~Ic7llJ=lmib-=o=r----L --Datoh=o=ad=cd I ~ bushcl __-Z_~ __

(Inchos) bull (Pounds BusholS III

I

III

I

I

I

f

Table IS - (Continued

rorbCol~ins Colorodo1(Fjvoplots)

8

20

147

11181617

131012

85

1419

459503~

1734U415~

449

i

46-147547l4S9506459 433

- -- o---~-~- - - - ~--7-IA-V-QrccCtgc~Ocro-t Yield f

el no rDatQ-- - ~lield--1Avertlgc _1~lbii4~h~k=gt ~ush61s) ushels) 1

11(71 May 2D middotlD a GS3 567 1 Ii

llC70 llny 31 _ 52 O 640 523 311673 lvny 30 50 0583516 4 I12106 Iby 29 bull __ 51 a 570 111823 June 2 48 a 566 506 5li950 lviay 30 _ 49 a 560 54~ 2

- 12000 llilay 30 50 0 5601~105 May 28 j 53 0 5608$56 lvhy 27 52 7 557

11971 June 2 51 0556 12102 June 1 46 6 548 11973 lJby 31- 48 o 54311952 lvhy 29 49 18 537

-11975 lvby 30 48 0531iUi56 June 3 46 a 526i19n June 2 46 3 525~ii6S9 Fey 30- 48 deg 52111976 June 1 47 o 50611999 June 1 47 14 506il992 lJaiy 30 47 32 504

11811 June 2 48 18 lt199 12101 June 2 middot16 14 499 11-12 June lt1 48 32 182 6251 lvhy 31 48 1847411969 June 2 47 0middotmiddot lt17010middotj94 June 3 17 a 463

12103middot June 3 48 a 160 )1977 June 3 46 a 458

1196middot1 14ay 3C)middot 16 5 457 12101 iIay 30middot 19 0 MS

H bull i bull

StnnaDrd error of a diffcreiiCC ~otwccn thcmc(]l] yiqldOs of iinytvio voriotios =546 buShels

I

~

- 43-

Table 19 - (Continued)

scsperus ColorC1do(Tl1rce plats seeded September 27 1940)

Imiddot n~~rr ~~~l--=uigh ~

porRDnkbushel

I I ----- -~ ~ugust=- ltInches I POUoJds) ---

6251 10 4-1 63 618 509 2i llSn 10 ~ -12 63 5604 419 3

10091 8 l ~ 10 62 558middot B2 -0

ll673 middot12 62 539 514 1()

8856 5 J laquo 44 63 492 440 711974 9 42 62 475 443 4

12101 10 lt 44 64 474 12000 8 42 63 463 ~

12102 12 44 62 458--11823 10 lt13 60 456 400 1011976 12 40 62 lt156 442 5ll81fl 9 44 63 451 408 911972 8 flO 62 4t 472 3ll950 6 n 02 -134 399 II

1112 9 42 62 428 388 1211973 8 41 63 123 370 17ll969 10 12 61 418 343 1911992 8 14 62 -11-7 11999 8 11 6lt1 -n7ll961 8 lt12 62 n~

ll669 7 f bull 38 63 107 378 1412104 12 44 62 10412105 11 44 62 404ll956 9 14 63 101 374 1512106 11 13 62 39611975 12 42 62 394 367 18ll952 3 40 64 377 310 2011977 10 38 61 357 374 1512103 12 44 62 M9ll970 11 45 62 329 388 12

bull Standard error of a difference between the IOOan yields 6f any tWQvaJieties = 768 bushels

f

I

Table 19 - (Continued)

1- ~

t ~ bull

o14

AIDos Iowa (Jiourplots)

10094 69 588 288 403 212101 26 E86 255 fl1442 34middotmiddotmiddotmiddot 528 247 366 7

11950middot 51middotmiddot 554 221 377 -511999 middotmiddot 45 588 22111844 51middot 578 220 356 1111971 1-3 556 220 424 111972 35middot ~ amp72 208 366 711956gt 55 590 201 364 912103--- sa 587 195 11952middotmiddot 66 588 170 390 412104 ~ 64bulllt middot585 16812000middot t 579 16211669 78 S~r4 16-1 391 311992 10 573 16111974- 61 543 160 369 612102 2~ 598 158

6251 78 579 155 346 1311973 54 586 155 354 1211823 li4 544 154 357 1011970 28 5704 114 342 1411673 60 563 139 33 1511964middot 51 579 1358856 18 581 119 328 16

12109 J 15 563 9511977middot 6Q amp0 2amp2 1811975middot 71lt 72 299

_ J 17-

11969 86 ---- 57 270 2012105 13~- -_ 4111976 _5 32 271 19 l_

~~~df~~e~~let-~en

Standard

the yields ororyy two~6rieties= 249 bushelsbull-

error mean

- 45 -

Table 19 - (Continued) L~col~ebraslm

(Five p1ots~ seeded acpt01~er 25 emerged September 30 1940)

9

8

13456

715

17

161814

11131012

227221232225

1965186207

32~5 280 21t7276 272

--~l~till~~r gtti~~ - ~f~1-ei~~0 vre~-~TICJlV~ Jlvera~~clf==1 ~~~~_l~rvival)le~~do~rmpeIreacti~zrl_ _ J bush~l- ~~el~~ 1940-~L ~~1k_1

Pc -ilij June 1L1) -Wosf Bu ~Bu- I11950 65 29q4 22 35 568 317 316 2 I

11992 6525 25 34 557 3098856 69 P 20 3 36 592middot 295

11956 66 2pc 26 2 32 57r 28011669 65 33lt 24 2 34 564 26811844 56 25 27 3 36 568 25811952 702~ 20 3 35 58824412102 5626 27 3 33 57 7 22112101 61 26 27 3 32 568 19411973 57~5 26 3 34 55~(j 19112000 51 43 25 3 33 55~4 18610094middotmiddotmiddot 84 Z6 26 3 32 543 17411964 56Z6 25 2 30 51-0 17111971 74 Zo 26 3 34 518 154 11972 60~7 27 3 32 518 15111673 57Z5 26 3 34 526 118

1142 76 Z7 c 28 3 34 550 itG11999 46Z7 28 3 31 539 14612104 44 Z5 28 3 32 amp-10 137

6251 69 ~rlmiddot 28 3 34 550 13511970 63Z6 26 3 37 510 13~iJ12103 middot16~7 27 3 30 539 13311823 51~7 28 3 31 17-2 13211969 - 52 Z7 27 1 32533 13611970 13 ~6 27 3 28 195 12312106 41 35 25 3 30 510 -110111975 29 (37 28 3 28 190 6612105 29 AS 28 332 510 6SllSn 39 29 28 3 2810 55 174 20

I 1197e~ __~~ 29 28 bull 3 2747~~_54 185 19__1

Standcud error of 8i differ9nc~bet~loenth9rmoan yieldsQany1-wbV1arieties 298 bushels

l 1 and 2 arc degrees of resistance 3 and middot1 degrees ofsliscoptitbility

f

46

J

109 10

106 1191 17

120 994 15

106 ll101 1393 1679 2090 IS96 14 G5 19

Ronk~-

i150 2 t141 4

I154 1

137 5147 3 I

130 6

128 7124 S

Table 19 (Cont inuod)

AlliOJlce NebraSka(Thiee plots

C~I

number

12102 80 JiinC3 21 610 21312101 88 Jime3 3() 625 206

1112 88 JuneS 27 610 1$911669 85 June 2 20 605 lSS11972 83 JJine 3 19 615 lS712103 gO JUlle2 20 600middot 18~9

6251 75 JUIle2 23 620 bull lS~311973 87 JUiEl 2 19 615 lS111673 85 June 2 21 610 IS )12105 60 J~l 23 605 17910094 97 Juil3 4 18 615 18-511844 90 Jun13 1 20 EiOO 15~912104 middot83 JUfl92 20 595 15712106 $3 JL1Q 1 22 590 1511992 S1 Junel 21 56~0 15311964 160 June 2 19 580 119

8856 83 Yay30 20 590 13411999 88 Juile 2 17 600 13312000 ll8 JUIioZ IS 595 13311950 87 JU1Q 2 17 570 12middot2U969 90 Juno2 17 590 117nS74 88 Junel 18 580 ll6ll91 92 June 2 17 575 ll211952 M Juno 2 16 58middot0 1071+823 87 June~l 18 580 10311970 OS June 2 18 610 9911979 68 Junc2 19 585 8611975 15 Juno 2 21 585 B911906 ~3 JUne 2 17 575 061197 78 Juno 3 19 600 84

Standard error of a diffcrcnCebetwoonthe moan yi~lds of ~ly twovarieti~~ = 389 bushels

iL-s

- 47-

STANDARD EBROBS

Standard errors were calculated for each station as outlined on page 21 of this report

In table 20 will be found the number of plots t average yields and standard errorS for the unishy

form nursery grown at each of the 12 stations~

9-411512

7middot63575

132227237145

187321335205

265453474290

696 492 348 891

369 301 213 719656 5~36 379 1057

331 209 148 1279864 546 386 7329 Ll0 7~68 543 1228

353 249 176 1101

1 73 298 211 1234188 399 282 19~25

---_

Imiddot -l__Stl1daril er OJ opound a ---_== iSbgle~DifferOJ1Ce ~l 1

I plot between oeDLlS lfuSlio-rs=~rcenr

(Bu~hols BUshcs Ij

ITexns

Denton 4 1403Chillicothe 4 1501Bushland ~Irrig~ted) 4 3105Bushland Dry) 4 252i

OklahomaWoodward 4 3904

hJsosIvbnbnt t an 3 2964hys 3 3585

ColoradoAkron 5 1157Fort Collins 5 5270Hesperus 3 4416

IowaAmes 4 1599

NebraSkaLincoln 5 1710Alliance 3 1465

Table 20 - Nwnb)r of plots averGge yield and standard errors for the uniform yield nurseryat each coopmting station in 1941

NUmber -+---XVerageStation of yield of

~lots vDrietiesbushels)

SUIJlifLBY OF NUBSERY YIKLDS

The yields of the 30 varieties of winter wheat groW1l at 12 stations (13 nursories) are

sWllIIlnrized in table 21 whore ~he varieties are listed in order of the 13-nursory average yield

These avemgcs arc of int erost only insofar 1sthey shaw the generai adoptat ion of the vcriety

A more detaile~ study is possible i as the vcrieties also have been Dvercged and ranked by Stotes

Pmmee hDd the highest aVerage yield in 1941 rhis v2riety rankod first in ~exns ol1d

f Nebr1ska sixth in Oklahoma and Kansast f()(rteenth in Iowa ord seventeenth in Colorodo In 1940

Pmmee ranked second in the nursery and again made its poorest record h Coloiiado Cheyenne x

Tenmarq (CI 11972) rnnkcd second ~~ing its best record in K~s~s ~his strain ~id the highest

average yield in 1940 Li third place WC1S KalTv2Je x TOl~rq (cr 11950) a wheat that ros been

high in yield for sc)voral years in spite of a tendency to shcttor under certain conditions

KamiddotNalO x Tenmarq (CI 11992) rOJked fourth culd KDxNnle x ~e1llIDrq (Cel 11956) fifth ~he avo

rage yields of the four leading varieti~s differed vGry little It should be lintcd out that

tho first tlOlve vorioties had ~oxmrq as one parent In this sune group four varieties rod

KmNale os one Drent DLid i~1 three cases CheYOJu1e laS used in the ClOss Eighteen hyblid strnini

rI

IrImiddot

I

bullI I -- per acre Iz IN1rm Iemiddot Iowa eP~1rP CoIOrte1o pound ~

ii C~I I lIuh- 1 I I I I I I 1 ~ I I I J 13 I=~ i 1Cldl-1 1IIiu1 1aIIilble- JIBIIIlIOOl1-middot~ 1AIlbmkl ill8$iLi_ AlU-A~ BamkJori aAllnDdleit- Ae-JIaak1 I S~ 1 u- DIF (rnc~ -- rampampel 0middot I colin aileerace middotJCol- i tPenalftCllI lut1eot1IenAllid)_ I ~ bull I bull 0 I I bull UD I Imiddot I

I

III

Jampbull

I -

iftliaart errOl o~ bull _ (1IuIIelII) 132 227 1115 2- 096 21 3079 211 1middot16 211 2~12 116 86 1118 5middot1l 228 0 080 J I Is~ error ~ bull _ (~) 91l1 1512 515 16 5005 1middot91 11910middot51 639 1101 12- 19025 nll 132 1219 ~2I 6JJ 11l II I

- 49-

ronked obovc Faxly Blockhull ond 21 nere obove Blackhull OCld Nebred Again the Hope crosses

failed to give good yields as Hope x Tuxkey 1069 rmkcd cightcenth Hope x Cheyenne twenty-fifth

Qlld KlJlred x Hope tVlCllty-ninth In the 1941 nuxsory three strains had [werage yields lamr thDn _

Khnrkofchock

Tvrenty varieties have beon grovm iE the nuxscry for the 2-yccr period 19middot10-1941 Clt 11

stations vlith 12 nuxseries These dnta are presented in tob~e 22 lhcre the yields are avoraged

by States and the vC1rietics are listed in order of yield at all statiolS Cheyclmo x Tel1m~tq

(C I 11972) bad the highest avercge yield being consistontly high at 011 sttions excGIJt in

IO7au1d l~ebrcsko uhere wintorkilling wos heavy KavJValo x Tenmarc (Cl 11950) roikcd second

and PmJnee third These tvro strains had consistentB performuncos except trot Pavmee roc1ked fifshy

teenth in Colomdo Kawvale x TC11lIlurq (Cl 11956) ro1ked fourth COlIiltlIlChe shth 1hrly Blachshy

hull tenth and Black~u11 tvmlfth Nebred and warkof hnd avcroges considerobly lovlOr tlmn the

earlier vcxieti0s Etrly Blockhull x TollJDXq (CI 11952) hod 01 IverG-go yield considerably

higher Uwn Fcrly Blackhull In spite of tl-Je viintcrkilling ct the more northern stations grom1g

nurserios in 1941 tho oorly lalf-rustresistCJ1tvcrioties rlgcin rere at the top of tho list

for yield

Dato for c1klXocters other than yield cxe Qvorcged and presented in table 23 Since all

stations did not report the same datathe number of stations entering the averages is shawn at

the top of each column

Winter survival data show Nebred to be the most hardy variety in the nursery TvJO KltUlrea

Hard Federotion x Tenmarq strains (CI 12105 amp1d 12106) proved to be rather tender The rest o~

the varioties lu1d survivoJsthnt variod aver a I11frOVl rongo bull

Farly Blocld1ull is still the earliest vorioty in the nuxseryAt cleven sktions ipound 1VG-o

raged two days oarlier in headbg tlJDn Ebrly Bladldlull x TenmGrq (cr 11952) and three days

earlier than ChcyoTJ1Je x Thrly Blockhull (Cl 12000) Sevoetecn hybrids in the nuxsery rod rnv~

rage dates of he1ding e1Tlier thlt-n Block1mll ~Xkof ws the latest V1rilttty in thG lIllrSor

This gives a clear picture of the empmsis being ploced on cCXly vrheats in thoarea Ripening

datcs bring out about the same differences Qlthough the sprood is not so grect

Height measurements vcre reportod from all except one nursery and the averages showed

KltmredJhrd FederCtion x MiIlJmrdi-Mintuxki (CI 11970) to be the tallest and Hope x Turkey 1069

(Cl 11964) the sholtest athel vaIieties shOUwd very little differcl1CQ in averag0 height

Lodging data were reported from four st~tions )J1d indicated some differencesmiddot ~he weak0si

strawed vrieties were l31ockhu11 E1rly Black1lull and CheyeIlile x ]1rly Blcckbull (Cl 12000)

The IGastlodgir~was reported for Nebrad Ivbrtin x TOJ1PlOrq3 (CI 11823) and BltLckhull x Ten

marq (CI 12102)~

--

faltb ~ -~ of Bence Fie14 of ZO wbhr whea YUieU cr- ill _Uelll Fie14 _erie bull U aUon in lla 1l8I4red riDur whea 1eC10nbull 1~1

a I t llpllle1 pH Ia I I Jtpe Pr I Japmiddotu COXon4lp I Ina f - 1tratIla ~I bull I I IJlaU-Illpell-l I I I I I I I I I I I I I I I I I 2 I

1 t 8Iie7 or I 01 IDa- 101l11l-1 1Ul41 1a1llAn- lBultI1J~III lAy I Ihr I Ay i a I Ir IAlA-IAy I I- Ia I _811 on I cohe(IlIi+(Drr 1l8p I - IftIlll 1lIuIk1~I_1 daDk 1001- 1p8n81 ZIJaIi-IJIaDJt I aohle I r-BaDkIUle Ia I I _4118114) I I I I I I 11M I I I I I I I I I

IIq~n z 8uaIq 1172 ~1 205 29 11 232 3 40 1 ~9 32~ 31tmiddotl 3 506 ~12 1Ns9 3 ]66 7 221 15 I bull 312 IlKarial i arq 1150 2O1a 151 281 19middot1 20 bull 31t l 1 352 386 1 ~~ 9 ~7middot2 5 middot7 5 llmiddot 10 211 t 30 I11_bull 11669 25middot~ 21 32middot0 lbullL2~5 I 31middot0 _o~ 29bull9 311 ~

3Tbull1S 19 ~ -~~l ~ 271 ll~ ~1_ I

llawnJOZ aDUlq 1156 21middot ll ~1 16 235 2 36~ 5 31middot3 30 ~lis ~~ ~3~2 13 280 bull 9 i

llured-IIuIlJe48laUonz8uaIq 11971a 2115 162 middot3 162 203 10 38middot0 3 2 ) 561~ 50middot5 2 369 6 2001 120 16 13 291 IIaouoie 11673 252 21middot3 236 16 217 ~ ~7 9 350 29 5 bull ~-6 5~515 1 5 1 22 l~O 1S1 12 29 IllallJ B181llt1ml1 Z auaJq

~=281 176 23middot1 15middot5 211 6 1 2 3S~ 31middot1 2 7~5 ~o ~ 19 0 272 106 I 7 291 I

lIaIlIet Z Blackmll ZO 11 269 169 206 9 JIJbullbull 6 1lmiddot7 ~ 210 lis 7 10 356 11 276 12 ZO~O ~ 212 I I

IO~lIIIile Z aazq 11~U 19middot 21 290 15middot0 21~2 5 ~o bull 6 276 30middot6 7 ~ ~0~7 11 35~ 12 2 1~bullJ 5 bullbull1 I~1ulJBlacldml1 IS 25middot2 18 1middot5 11 1middot3 12 llmiddot~ 12 6 1~ 260 12 ~9 0 ~o 9 32middotmiddot16 32middot5 lG217 1 269 I

1~1Di ellMIq 1112 middot215 181 26 lla ZO2 11 32middot5 io 261 226 2~1 11a ~6 400 ~5 bull t 7 10~~

1011~bullbull 16 265 I Blokml1 6251 21 llal 21 10 17~ 15 2S1 15 211 ZO5 2~ 15 ~ 509 ~7middot1 ~6 l 17 11 26 Iilaprell-llull JederaUonz II1Ilha141- IIi lIiDUrId 11970 196 10 211a 12 11 l ll 12 26bull 262 26 11 52 l Zf-l li 1~ 206 l 120 ~~

260 IIJ~_ a011iDe eleoUon 119n 182 12 22- 5 156 19 31middot5 11 ~bullbull middot215 25middot71

~~ 1 ~ 1 221 1 1 260 1Ie_et 1~ 221 102 21a6 10 169 17 - 267 18 2 186 218 19 ~t ~~6-11 110 2 2~2 128 18 11 ~~ lliope Z alureilD 1~~ 25 1~2 290 17middot0 20~ 7 27 19 27 26~ 27110 1a52 ~ ~ 18 27~0 20 18 1 1 18 7 IlliieIkof 13middot0 111 2 1~ 15 20 271 i7 27middot2 12 227 11 ~7 31 1 1~ 36middot6 7 225 150 11 bull 2~ IlIaDJoe4 Z Iope-Bar4 JeIlerUOD 1115 2middot3 12 2lJ 106 170 16 29~ 1~ 260 21~ 2middotZ 16 ~7~1 ~7 1 15 ~9 l1 12 0 li ~7 23middot I1bDie4 z IIope 11976 212 11middot7 250 12middot5 17middot6 lla 27middot~ 16 25middot7 215 2 17 la 2 ~s 12 27middot1 19 18~ 1~9 12 1 2 IICClllp01Ul4 orobullbull 11971 1~9 11 26 16 15 18 22middot7 20 20 207 20 20 1 3l~ rlmiddot 20 212 18 11 5 10 20 21_ II l-

~I

-

Leai rust

Varieties roving

- 52 -

reodings were reported rom five und stem rust reodings from twomiddot stotions

low re~ngs for both diseosos were Jomiddotllee KvlVole x T~qmiddot(CI 1195Gi)

Hope xT~key 1069 (CI~ 11964) Hope xChcy~rme(C~I~ 11969) und KovNQle xT~1IllQrq (9I

11992)

Kernel plump~Ss data were2e]orted from two statio~ aha these havegtbeen averaged and

DATA mOM TREDlSEASE mmsmus

Bmfr NUElSmY

For convenience tho doto from tho vniform Iilinter nhcot bunt nUsery ore includod in this

report Tl10se dnto (table 24)Tore ~ecurec1in cOQpcr~tion with AgroiJqmist s O)ld Potllologists

working in the area

j

f

1

- 53

UNITED STAT1S D]PAaTMENT OF llGRICULTURE

Bureau of Plant IndllStry

SUMiYIbEX OF THE GBElu PLAINSmiddotUN1FOBM WIhrm~ BUNT NUESmY 1941

By HI A Rodenhiser Pathologist and K S Quisenberry AgronomishWheat Investigations TIivision of Cereal Crops and Diseases

The uniform winter wheat bunt nUrsery for tho Great Plains area wos continued in 1941 inthe same manner as in previous yeaxs This report presents 0 sumnnry of the d1toobtoined in1941 together vlith lbhe averages formiddot the vaxietliies grown dUring different periods from 1932 to1941bull

In the fall of 1940 50 varieties and stroins of uinter wheot were SOVl1l in duplicotC8-foot r01S ot- ten stotions in the GrCtJt Ploins and ot BozemaJ1 1bnt KecrneysvilleW VoBeltsvill e M4 and Logan Utah BeCouse of unfovor2blc environracntalcolldit ions for bunt Jonshyfaction or subsequent plont grovrth no cL-m VlOre obtolned in the nuDseries seeded at- Lincoln andNorth Plotte Nebr and at St Poul Ivlinn ThedJta from 10 nurseries axe averaged The SllUt trot developed in the Logan utah nursery was caused entirely by the so-called dworf bunt orgOroniso and therefore the infection pcrcQntltgcs ore not included in the averages for other stationsThe nurseries included vorioties that hud shown resistw1ce in previous years and Igtromsing nm7strJins supplied by sevotal of the cooperat ing stat ions

Inoculuo for nost stations inS obtained fron the previous years IfUrsery at that stationby selecting bunted heads poundroD all infected vriGtics end froD collections DQrle froD faroersfields in the State where the test was made For the IvWiliatGan eXperioent the inoculum laS acomposite of racos knovm to be present in Kansas For the Kearneysville and Beltsville teststhe seed was inoculated with a cotlposite Dade 1lp of inoculum frOD all of the other nurseriesClean seed vms planted in the Logon nursery Q1d infection resulted fron the soil bormc organisn

The vurieties axe listed in order of the avertge infection at the 10 stations Thesemiddotaverages ranged fron 01 to 671 percent The average infections for SODe standard varietieslere as follows Ridit 20 Relief 26 Hussor 32 Minturki 91 Yoga 95 Nebred 103ond Oro 172 Of the susceptible check varieties Kh1Xkof had an average iIlfcction of 360 Cheyenne 39bull0 Quiviro 518 and Chiefkwl1 671 TJO hybrid strains hnd averogo infectionslovler than Ridit These were Oro x Turkey-FlorQamp1Ce (F9) and Hussar x Kmred (CbullI 11989) Fourselections fron the cross Hope x Turkey 1069 bad aver~ges 10Ter tlDJ1 the porelit varietyTurkey 1069 (CI 10016)

At the bottom of the table are shovm the average infections by stations rhe heaviestinfections with inoculum other than the dwarf bunt vmre obtained at Bozeman Ivlont Fort CollinsColo and lviurJbattan IWns A study of the lbnhattan Akron Fort Collins ond Bozemun dda gives some indication that different races mltJY be present ot these stations The behavior of thevarieties at Logon is of interest in thlt some of those eorrring rOpoundistance to the races presentin the Plains are also resistant to the dvrnrf bunt present at Logon In other cases strains trot

are quite susceptible on the Ploins see~ to be ~oderotely resistent ot Logon

Longtine averages are shovlD for vorieties gr~m for more trAT) one ye~bull For the period1932-41 Turkey 1069 (CI 10016) Nebred ond Hussor hcvo the 10middote st avero~es For the 3--yeorperiod 1939-41Hope x HussCX (C~I1l834J Relief 2nd Hepe x Turkey 1069 ~CI 11964) hmiddotweshmm the nost resistance Severol of the vcrieties trot mve beon highly resisttnt in thesetests and are othervlise agrononica11y desiroble axe being tested llith individ1U11 races tht havebeen identified in all of the wheot grovling areaS

bull j

i

86

j 1O~106101

7middot96

middot_----~----------------~~-~-~------~--------------------

rI

55

UNIFOBlvI WINTER vrnm RUST NURSERUS

In t~bles 25 ~~ 26 ore presented dQto qn severity of le~f~rust md s~g~~~t infection

on the 30 voxieties qf winter vThed grown Ll rust obss~tion nurseries t~ltgQgheIJ~ tho oountry

in 1941 These nurseries Jre LUintained froD yeor to yecr ~s part of n J1Jert ~elQUrQh progrno

corried on Ll coopcrotion ui th agronorUsts and patll010gists erployed in the ~evoru Stdes CODshy

cerned Lcter t 0 cooplete report of these nurseTies ui11 be issued 8c1d th9 rust percotCges my

not agree ent irel rlth those presented here since the clto sItovm in this less de~oilecl raport

include only figures for the severity)f infection

Differentiol dato for leed-rust hlfection -rare obtdneclfor the vcriotips ot 20 stotHJlS

(toble 25) In cnlcul~ting the over~get Q trace (T) ~ns considered2s equal to O Aoong the

seuihJrd whects Hope x Russlr (CI middot11682) Hope x Konvde (CI 11959)~ ~lcl Red Rock x BGpe

(C o 11821) Ind the lC)VTest ovemge infoctions Of the lnrd VIhBats IIt-uqui110 x Oro (CI 11979

and CI 11851) t Hope x Cheyenne (CI 11969) a1d tavrvnle x Tenrnorq (CI 11956) had averoges

less thaR 20 percent In the snme tests susceptible voriotieshad aver~ge infections of from

60 to 715 percent

Stem~rust readings showing differential reaction wore raported from 13 stations (table

26) Among the hard wheats the mosb pronoun~ed resistancQ vJUsmiddot shovm byHopb x CheyOJlIle (CI

11969) Hope x Turkey (CI 11964) Mnrguillo X Oro (C~I 11979 Cw1d CI 11851) t ond R-044shy

Minturki x lVJinturki (CI 12022) Of the semihard mGQts Hope x Knvrvole (CI 11959) and Hope x

HusstX (CI 11682) md low nveroge infections

Toblc 25 _Severity of 1e1 rust infection on ninter nheQt vQrieties gravm in the Uniform Rust Observation Nurseries in 1941

VGriety or cross

~

5355 302 50T+ 25

15 305 15

1 70T 501 65T50T 35T+ 10

T 301 50

1 65T+ QOT 5o 10o 1 T 25

0 25T+ 30

T+ 30T+ 45

433131054 4128

30 13313~3

806570

70 36765 11975 56770 46460 24460 26140 180middot25 15835 15465 21865 190

170 261

80 63 080 71535 35880 64910-63 390Q5 8HO t9 010 t5a I1099 OJ

15 117 m15 124 I

65 245

B565

100100

6520202540202515

46 SO10 50609025 5T 10T 70

2S 1525 lt1585 6040 80

T 255 40T 25T 255 Z5T 25T 10T 20

251015

TTT

20355

2010

15203030

52020

101010

1

30 25 80 - 9025 60 80 9015 5 80 8020 65 80 9020 -40 60-8Sshy20 85 90 10030 40 60 9010 T 25 10

1 T 20 105 T 10 20I T 10 20

T 10 40

70502060eo6070101015

510

753075

55

10

106080704030401510102015

9595809595959020

5Q

5070

7010100102010

100100100100middot

75202020

T55

20

30506030104020

TTT13

503080TTT

75 5060 7060 540 8070 middotmiddotmiddotmiddot6065 9085 4040 T

3 23 2

25 T20 20

25351575T5

JO30504040252020

55

103

9090gt9595Sfr80857570657030

8585

51060G5

8090

70207580556570551095

2525402510

TToo

oT

402585-~

T

-

85100

254065shy6525

5T

3T

10

3525middot9590

52525TT

105T

759510

10085

10075

5252

15

5060

100TTT

35

2525

325

3T2T

3

225615

115

5

)5252010

5352middotJ

515204025

60 7560 9510 545 10000 100Z09015 20

5 55 T

30 T3 T5 T

355

75T5T

7590306585-85452010101550

1530

57

1055

-0ooo1+

607075551045

51020656065

40755580755520

3551

20

T122

5211T

502510

253010152510

51TTE+5

TTT5

51020TTT

152025101510101515201015

50754050404020

T

fSoit Bed ~hignn Amb er 5620 751 TiUIllbu11 5657 80~~tDcnton 8265 50ti bullbull M(3Jster 6471 90

~tmiddotgtoiit~~~ioncon ~f~ ~gampi Purdue no 1 11380 80r~WijDas1i 11384 60t middotEUitzsel x Hungarian 11849 50~Fultzseh x HungaXion 11850 45~rbulll ~tz sel x HuDgorian120l7 30)middotFultzsel xTJWIlbull 12018 40

~H~eHt~=Redmiddot 4843 50~l Kawvale 8180 ~ 35 I~nt~~i 6155 50I Hope~Hussor 11682 20 HQpc~ KuwvrUltl 11959 20

Red~o~k x Hope 11821 35

atI~ ~ep7 51 A6 I~liiiiibda J 50 Tcnmarq 6936 65

Kharkof 1442 75Mala~of 4898 80Comanche 11673 40

I Pawnee 11669 30 Kawvale x Terimarq 11956 35

Marquil10 x Oro 11851 50Marquil10 x Oro 11979 30HOpe x Turkey 1069 11961 25Hope x Cheyenne 11969 20E-41oMinturkix Minturki lAJ22 70

~ -l

=_---~------------ ~----------------_ --~~~_-~~~

Table 26 - Severity of stem rust infection on winter wheat varieties grom in the Uniform Rust Observation Nurseries

11lJ~J

in 1941

----[AverC1ge for I13

stations I

I519467500515492538 j488566 1

558 CJl591 -J

535 I-

535 j

467 j

290 219 i

5-919 ~

318

18320028828513818613~8

4429220511

1

)

--~---

30 100 75 T- 30 100 65 65 20 65 2035 100 80 T 20 lOO 65 60 15 65 1530 100 80 T 20 100 65 70 15 65 3035 95 85 5 20 lOU 65 70 15 65 3540 100 70 5 25 100 65 70 20 65 545 100 80 5 40 100 40 80 25 60 3545 85 80 20 20 100 60 70 20 60 1550 85 86 10 30 100 65 80 20 80 4040 90 80 20 30 100 65 80 20 70 5050 100 88 40 40 100 65 70 10 80 5035 100 90 10 40 100 65 60 10 70 4555 90 85 5 WO 80 60 5 70 40

10 75 90 25 FO 65 60 5 65 T10 90 40 10 15 90 20 15 2 25 25

5 20 60 T 15 80 15 20 5 10 10T+ 10 T 0 25 5 10 1 T 20

15 T T+ a 5 5 T T 0 T T10 60 0 20 lOO 25 45 15 25 -10 3 25 10 20 90 5 -~ 15 T T20 10 25 0 15 75 20 10 15 T T25 - 15 55 0 30 100 25 20 15 l 10

5 20 60 T_ 20 100 25 25 25 T 1020 T 20 0 15 80 5 T 5 T T20 5 45 0 15 90 10 15 5 2 T15 5 10 0 15 90 10 T 3 1 520 5 5 D 5 T 5 3 T T10 T 1 0 5 10 T T 2 T T

5 5 0 0 10 5 T 1 T T5 0 T 0 0 T T T 2 T T

30 0 2 0 10 T 5 2- -T T

0 e IMchigan Amber 5620 40 65Trumbull 5657 2 50Denton 8265 10 65Fulcaster 6471 15 65Ivioditerranoan 3332 5 70Minhurdi 5149 10 80Purdue No 1 11380 10 50Wobash 11384 25 65Fultzselection x Hungarian 11849 20 60Ful tz selection x Hungarian 11850 15 60Fultz selGetion x Hungarian 12017 10 6~

FultzsGlection x Trumbull 12018 2 50SBmihard Red

HUssar 4843 T 65Kawvolc 8180 T 35Minturki 6155 T+ 45HOPe x Hussar 11682 T T

HoPe x Kawvolc 11959 0 TRed Rock x Hope 11821 T 50

Hard HedtKnnred 5146 0 60TeIlll18rq 6936 T 70Khurkof 1112 T+ 75Molukof 1898 T 80Comanche 11G73 T 35Pownoo 116G9 T+ 35rowvule x Tonmorq 11956 0 25M1rquillo x Oro 11851 T 10M1rqui110 x Oro 11979 T 10Hope x Turkey 11964 0 THope x Cheyenne 11969 0 TH-44-Minturki x Minturldl 12022 0 T

Is ft R d

Variety or cross

Ii

~bull~bullbullbullmiddotbull1

~ ~

J

-~

rmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddot

~

- 19 -

- KclXoont 6700 83 6 11 3[J 60 382 362 7Montana Ho 36 5519 00 (3 11 38 60 382 363 6fogo 8033 80 10 10 37 58 379 360 8Ilhrmin 11502 83 5 12 38 60 367 35~9 9Nebred 10094 82 6 8 34 59 364 396 2

~ Khnrkof 1442 82 6 10 36 60 364 383 5Nebrasku Ho 60 6250 82 7 10 35 58 354 393 3lvlinard x Iviinhardi 8838 83 9 12 35 59 351 355 10

~Kcmred 5146 GO 7 11 30 58 348 389 4Cheyenne GOG5 02 7 10 35 60 345 lt109 1Minturki 6155 82 7 10 36 57 333 349 11

Standard error of 0 difference botw0cn tliC moCJ1 yiolds orony two variotios- 41r ousncls -

14126700

100025549

1-1599OG05

-10094003669350

(uuu

61550033

11502

KhcrkofKuroontRolieflJOntnnrl 36Ridit x UtrJh KolUed 540lt10ChoyormoNobrodBhroka x MinhlrdiN0w6urkMinard x 1iil1hUdiMinturkiYogolIbrrnin

BozoooIl ~iont_Ql1a(Throo 156-acro p-lots seodod Sop-tomber IG~ omorgod Septombor 26 1940)

----- IL

-i ~iT(r2ge -t Yiold I

1 V~Xie~ or cross ~nUlUber_-L_~]i_e~_-1Y-()E~9~~~~iJidl9~Bushels ushols 1

397 494 2 i387 494 2 i305 i300 452 10371366 530 1357 4931315 453 9313 161 6329middot middot157 [)315 164 5308 lt159 7303 10lt1 11 I

Standord erroof D difforenco bjtW0021 the oec1 yields of ro1Y tvlO v~riotio~middot395middotbuShols~ __ 1

l~ ---------~

- 20

Table l-(Continued)

936

108

282286

285302290

11040~239038938738~6

384382381381381

6261616063606063616162

1940)

62540

650206577~542560045032sect300

1139384039

- 404038403738

2223232122222423222322

18222220202223222221~1

Novrttirk 6p35Yogo 8033Kanred x Minhardi 111726yenewturk x Kl~re~elog1ina 1667 12~07l1ontnna 36-Beloghna 1667 x Kanred 1~108Minturki 6155Turkey x Kunred 111725

IMinard x liiinfurdi aB88 Yogo x Oro t selection5~---Kaxmont 6700

Turkey ~558~ed-(Bclog1i~-Buffuri5545)-Knxmontl x

(MinQordi_Knrmont_Mirilmrdi) 1]744 21 22 41 30 SO 379EUreka x MilUkltrdi 8036 21 22 40 800 62 376 288 7

Khnrkol ~442 20 22 39 125 62 374 277 11IMinturki x Beloglinamp-Buff1J-lll 1~66122 23 40 105 61 373 293 5I Nebred lQ094middot 19 21 38 450 62 368 263 12Marmin 1150219 22 middot10 700 62 329 2~6 13 i

I Staruiard error middotOf a aipoundpounderenceDetVfe~n-thc uleltu1 yiofosmiddotoCbny two vCrieHes _ I tHbUsnols--- i

ampvro middotjfo~t~1](Three l50-oorq plots speded Sop-tenber 23 emerged October lt1 lSl40)

VOXioty--cros -r~r 1loi~~yen~Jb-tr ~EI-s1l~~r ~ilmiddot1--- --------- _ L__ runeYciY -(r~)--L-(rbs u)----rsu-~

lKarmont 6700 7 11 27 616 i58 202 3 IMilJhrdi x Minturl9 8034 8 1428 610 258 193 7Kanred 5116 6 14 26 616 256 205 l I

Novtburk 6935 6 14middot 27 614 256 205 1 IMontonn No 36 5549 7 1428 612 253 197 6 I

Kbnrkof H12 7 H27 610 250 200 4 IYoga 8033 9 14 2~ 604 247 199 5

lviinhardi j lkinturki 8215 7 15 27 602 247 176 12IvanturJcent 6155 e 14 30 601 214 134 3 iTurkey x WunessQ 8028 G 14 26 GO6 241 IG9 13lannrd x Vd~rdi 0003 0 14 28 Gl0 225 170 10Minard x iiilhardi 3839 9 15 20 GOO 225 17G 10Nebrod 10094 ~ 11 26 810 214 180 9IMnrmin 11502 9 11 29 606 lCl 151 middot1lt1

I Standard error oj D difference bctvlGen the melt1L1 yields of any twou

v2-rietics- 130 bushel

~

STtumAw ERRoRS

- StllIldai-d errors have been9alculalied for yields whor poiislblo The accuracy of these~ t

erors mar beopontoqct9stion3incethO p]ots were notalCioIllized et all of the stations Ranshy

dom arrcmgoments were used at the Toxasand Minnosota stations Statisticians do nolll agree as to

whether or not a generalized-error obtained from nonrandomized plots is of any use From the -

agronomic standpo~nt it is felt that the~tl1tistic i~ of use although it is ro~iz~qtpat tbe

valUe IIIEliY notb~entirelY~6rject Just how far wrong it mew be~s not known

The anaJysis of vori~e wns used for tho 1940 yield data at each station Total var-

onco wns obtaired and from this WO$ subtracted the vJlXionce duo to varieties uno duo to raplie8

tio~ the remcentnder considered as due to error To obtain tho stOlldord crror of tho moantho

sguaro root of the meon sqBamp0 due to error or the standard deviation WaS dividtld by the

sqUarc reot 6f the number ofmiddotroplicntions for oachVnriety Thestnndard error of 0 difference

w~sobbainedbymultiplYitig~hestaldorderror of a moon byV2 1

The sttinaJrd error of an I1vorcgo Qf ovcrcgeswas dctorm~ncd by tho form~o

wh~ro a b kac --n ~emiddotthe soparotc$tDYJcl~darloors and N =tho number of scphratGav~rages

Thostlmdnrdetror iIi bushels mcw be exp~essod in per~ent by dividing the stf)ndnrdo~r9r by tho

meon yield and multiplying by lO()~ Tho SUIlL1ory of these stondo-ild errors is shown in table 2

together with tho number of plots and ovorGgc yields at each station

l

~

~

t

l ~ ~_

3middot4

41middot

229 1S-3 232 132 5684 ~39i 5~53 3~92 277 817 ~

I t3 2483 187 153 108 4~354 $159 2~5 153 108 3~423 3525 225 184 130 369 t

I4 1395 ~89 275 middot194 1391

5 ~O32 2~88 i82gt 129 6354 lS98 266 188 133 951

I 3 ~lA5 250 204 144 1258

3 ~5n 359 293 207 13173 2485 378 308 218 877

2 ---_ ---- ---IJ

3 ~609 8~1ltb -119 296 820 ~

IE~27

3 4bull84 39gt 279 middot7911

- 807 205 1041 102 a~middot683 2399 159 130 092 383middot - -

Table 2 - Humber of plots elerge yi~ld c41dmiddot gttmdtmiddotrd errors for the plot test at caeL coop-erating station 1941 i I

I l

~oxns Denton

Chillicothe Bushlandmiddotmiddot

OklDJlOmbLmrton

WoodVIard~ K-ms~s

i-ltJL1l1Dt t ani R1Ys Colby

lt middotColorado- Akron

NebraskaLincoln

North FIr-tteMinnesota

WtsecaSt PaulGrclld RapidS

North DGkotnDickinson

1yomingSheridm

MontoxaBozemanMoccosinHavre

t-

The yields of the uniform as ve11 as other varieties grm-m in cooperative experiments

have boen summarized for the different districts and states Vlhore possible average yields fo~

the last years (1939-041) ore also givbn

Districts

SUllll1Drie6 of the yield cwta forthe uniform v3Xioties grm-m in 1941 ond the 1939-41 aveshy

rages vThere available arc presented i~ toblcs 3 to 8

In the southern district in 1941 yields VIore reported from fivest~tions vn10re ton vari~

ctics 7ere grolm uniformly The dta arc presented in table 3 There the vorioties arc listod

in order of average yield ~KarJOlo x CCllLnrq (cr 11956) in tho uniform plots for the first

time ranked first YJith on average yield of 273 bushels per acre Pmmee rruuwd second and

COll1Ql1Che third Chiefkan had an averpge 7 bushels less thJn the leading v~riety Kcu1red

Klnrkofcu1d Blccld1ull rere at the botton of tho list

_23 -

078

4~97

132

568

1~80109

917

of 2 00Dl1bull oIIt

Stondrc1middot prror

StU1d1rdprror of 0 Doar

Toble 3 _ SUOJ1Llry of overogoy~el~ of tho uniforJl lirtox ~J10t vdobi~s gtQJn iyenl~p1(rt~~sts d 5 stdi02S hi tlO southori clistr-i~t 1941

j --~middotmiddot----------iif---middot~middotmiddotmiddotmiddot 7W+g~ro[Cfr--fnbusroi~~t ocr

1e ot i ~I_-~--II

1lXioty or co~s C I tliITli ~i d bull bull Avorago

I~lili1bormiddot Denton I cotho_ Busll~c4J La1iron- IVoodvffixd _--_____ i

K~iVolO x TOIlnIq 11956 86 172 397 4~H2 42middot~l) 273 ilmmoo 11669$9 13~236~8_ ~6-342~ 7 25~2 IComnehe 11673 110 101 333 ~16 388 250TOIlIlUro 6936 74 165 299 267 3-88 239KDNDloB)80 48 74 303middot 287388 220Chidkon 11754 52 129 32bull5 205 302 203Jlhrly Bbckbilllmiddot~middot8856 66middot 1O~8 IS~7- middotmiddot242284 17 9

lKmrod 5146 48 57 268 219 249 16-bull8~1O-rkof 1442 29 77 245 199 241 158_Bl_1C_kl~ulh- middot 6251 54- 100 19=1--~~15 bull~1~_----29~bullO__ 157

bull of bull

(bushols) 114

(p~cont)~middot 199~middot~ --

In orelor to SO7 tIle _b ellevi or ~f the vriotios for C SOtlOTJtJt longerporiod f the overCge

Palm-ee 1Ccl tho

~~o varioties are listod in order

~ yiolds for 1939-41 ~e sULlrnrized for 9 v~riotios ir- toble 4

of the roiC11tccl ovcr~~g()yield bosodon tlie rsuHs of 18 sktioryo~t tests

highest over~ge follOTed by Cononche CHCfr[lll ond IenrJLrq EJlcorkQt Co-1dmiddot Ifru~edInd the lotost

overage yiolcls The oiler ofmiddottilO lec-cling Y~~rictiGS is tle sene -os for the 1938-40 ovoroge e~

copt thd Tenrrorq m91l lQl$S lJigh0rthik~Blockhul1~

tests at 7 stu-Toble 4 - Su-rnory of over-ge yi~icls of 9 winter wheot viUieties gtown in plottiOllS in the southern~district for all or 0 -flart of the period 1939-41 =r SEelspmiddotr nciE --I

Vnrioty CImiddot ood Weightednumber Law on vrrd nv~~_ __ ---~----=~_--l

NulI1Poi ofyc0Xs grown 3 3 3 2 3 2 2 PnwIioo - 11669 middot205 190 - 1S-8 244 360 175 396 248Comrincho bull 11673 231 - 177 169 26-7 327 183 387 2t4Chicfkun middot11754 middot213 -172 bull 170 214 315 170 367 228TOI1JllQrq 6936 193 199 150 245 304 167 337 224

Blocklull 6251 1S-5 180 132 183 292 176 389 215Krwivcle 8180 174 152 155 234 296 305 21-03Ebrly Blockhull 8856 19-8 i81 136 206 286 192 294 210

J Klmrkof 1middotl42 148 150 135 200 27middot1 16~0 344 196W Knnred 5146 middot172 158 142 220 273 151 186

I~

Formiddotthe cCl11rcldisttibt ampitivJere reported froD Sixstt1tionsmiddotin 1941 (tob165) ~ho

d1ta orcfoirlycbn-sistcntoxclt1gttinmiddottho Coso ofNorth Plotte~ Pbirio6 ruJked firstuith un aveshy

roge yield nc~rly 3 busholshigher tlk~ Coonncho valieh ranlod second Cbie~~~ r~ed third

Tenrnorq fourth ond Choyenne fifth Nebr6d Bkiclrllull nnd Khotkofvlore t tho bottQm Qpound the

listbull In ViCIl of th0 ambimt of wintorkilling ot sorie of thcsostbtions thohighoverJges or

Povffiac and Cornncho weve 0 surprise In toble 6 the avorgQmiddotyieldsfo~ Jdh6 lost three yo~rs

h

for nillltl voxictics grOVI11 at six sbti Jns ~e s~izcd~ lotIlCO rolccl firs~ ~ayipg on jdvontogo

in yield of 14 bushels over Conll16he~ In third IJIQCc TcS Chicpoundlm1 foli~ved by Tenmrq and

Choye~o Korlred and Kharkopound l1odthehciWest ~vcr~cgc yields fOr t20 periodbull

Ta)lomiddot5 ~ SUDI~117 of~voiogo Yiold~ of tho uniforp winter whoet varieties grovm inp10ttosts~t 6 stctions in thcoOl1trcl (jlistrict 1911

) ~

B-- - Avr~go-riTld hb~Sle_ltrDlrO JiT--E V~ioty ~ Cmiddot Imiddot ~North Jvergo

______ ~- middot_p~lb~1ihJJ11[~ttan HrlYl-lC)l~1LJ llkron Li_~~~E1Pl~tte __~_

PavlIleemiddotCOIDiJnClle ChiefkanTenmarqCheyenneNebredJ31ackhullKlmrkof

11669 314 42~7 410 15211673 ltl96 406 375 185

11754 263 35bull 0 367 1646936 239 350 386 1598885 281 2p4 342 12-9

10094 220 259 346 1186251 233 236 326 163

1442 187 249 331 120

-

2981521921511842007

15911~6

108

435

Standard error of amean (bushels)

middotStundoFdmiddot eriorofti mdbD (percent)i___~__ _---__--_-~ _

Table 6 Suttlcxy of avorcge yiclds of 9 wbter yheat varieties gra-min plot tests lt 6 stashy tions in the central district for all or r1 pert of tne poriod 1939-41

middotf + bull bull ___ _--~~-------~-f-m--

middot-V~riety CI li--~yerrg~1t~1middot~__~l~$l1el~

1______ nuober I$lbnhattan EnyUQolby l-11lk=middot~ran~~middotJ===L==-=--~==w~1Humb0r of ~rc~~rs grom 2 3 1 2 3 3

Pavincc 11669 318 246 410 110 251 129 225Comcncho ~ 11673 91 i44 375 135 186 145 21-1Chiofknn 11754 281 ltl27 367 131 200 161 211T~q - middot6936 26S 21~8 386 12 175 144 199ChoyeIL10- 8885 270 160 Y12 lO~7 202 190 197Nobred 1()j94 252 176 346 10~5 184 194 194Blockhull (3251 250 16~7 325 125 187 158 18-8KcUed 5146 228 16~6 352 108 172 185Khnrkof 1112 i 21Q IG1 33~1 9~3 151 169 172 i-- ---- --_ ___-__-

~~le Yields obiinedin the nciJftperil~istrict ia 1941 aXe prcschted in table 7~ Ihtn wer9 1- ~ -

i-qgtortod froq 7 sktIcii1s YTithfour v~-iriotiQlpeing grovm illliforuly For the average yiolas ofbull I- i- bull

ti~se sht i~S J iun-irdx lii111nrdi (d~i S8SSS 112a 0 Slight~dvLntigemiddotin yield fo11oel by Yogo

Ivhrr1in und iilinturki in the order I11Jledmiddot Excludimiddot~g the d~to from St Pul 2nd Gr~1d Rapids from

tlO aver middotgQs iunrd x 15illlnrdi (C ~I ~ 8888) rDi1ked first IDirkOfseCOl1d ai-id Yoga t~ira lviil

turki nd LVJcIIlL ~Dd thcloues~lt1vmges ~1 though tllO sprc~Jmiddot b0tv~Wen thomiddotmiddot highest Clil-d lOVlost Oye-

r~ge yields RS lossthl+twobUshelsOvwro3-yomiddotr period ~ot 6 sttions (t~b1e 8) Yog0 Cild ~ - ~

N~bred hcl the SDO ov~r-ge yi old cl9sely f oii6lOel by 1Jiii-~ra x UlinlltJrcli (C I 8888) mel Kl~-crkof -

-~

h

middotmiddot 25 (If

j Table 7bull SutJIDary of avercge yieJdp middotof 7 varieties of vtiilter heat grOJIiriplot tests amp~ 7

stntions in the northern district 1941 _ J

C1Gie ago yield inJ]iyencr exe a middotmiddotycrag-neIdVarictyorcross ci~ 1- St Grol1d 1orJ- oze- lVJOe- T-~ b sti11

-=- __ numocr hioscca p9u1 JEbpid~ dan IlDJl casin vrc tions tmns=J

Y1iIJrd x Minh1rdi 8888 167 214 24~6 35n 32~9 382 225 273 291KhJrkof 1442 gt66 ---- ---- 364 397 374 250 ~---- 29~OYogo 8033 87 175 242 379 308 40~ 247 263 285wmont 6700 Oi2 _- --~ 382 387 381 58 ---- 282Hobrod

10094 90 364 357 368 214 279-

Minturki 6155 101 179 2312 333 316 38~6 244 256 2761hrmin 11502 18~5 200 ~~- 367 30~3 32~~_181~~59 _2~_

~

StondJrd error of 9-moon (bushels) )44 207 218 296 279 102 092 O 7~ 091 St~ll1dDrd error of ~mcan (percont) 1258 1317 877 820 791 2 68 383 338 352

------11 Excluding St Pbul and GrciidR)pids

Table 8 _ SUrnrDu-y of CvorL1g~ yields of 7 wintor whcnt varictics~0vmii plot tests at 6 stashytions in the ortherr district for 011 or n part of the period 1939-41

ifoight-Cd~ bull bullbull lt

I - d ~r~~101s Pj-ClO 2t -VJXiety or crQssgt middotmiddotCbull hor-I Boz~ iIoecj )ve- I

= i 11Uniber vifasocn iclcn-L-L1DIl I sin Ehvr_o r~ 0____

llfumbor of ye2rs grOqn 3 2 3 3 3 3

IYogo

87 L1509 199 298 8033 353 360 311 iNebrod - 10094 345 116 396 493 263 180 298Hinard x Minhordimiddot 8888 366 905 355 457 290 178 292Klinrkof 1442 308 92 383 494 277 200 292Karmont 6700 80 362 494 282 202 284Minturki 6155 316 97 349 164 285 184 283lvllLmin 11502 349 135 359 404 246 154 275

States

In scvorol of the StG-tcsthero lore two or more coopdr-diing st2ti-Jl1sfrom vThich date Tere

rocoivod- in 1941 At sono of theso stations only the unifort1 voriotiosmiddotmiddotiere grcim Thilcct

9thors aMit ioriaJ varieties were included It has been the practice to sUlIlt1arizethe middotdiitiJ by

St-tes by averaging yields from all stations within a Stato In ]941 more thun onc stntion reshy

ported data in Tcms Okluhoma Innsas Nebraska Mim1Cs0ta arid Montonn and summariltls wero

~ mnde up for thoso

In TOlqs lmiddotyoriejie~middot tero grOim at the threo sktions (Ina tho averoge yields oxo shown

in table9 middotKrlIN~O ~T9nparq(CI11956) lvbrlin x Torunlt1Xq3(CI 11805) Fameo 2LJd COIJQl1o

che hld the highest oVeroge yields For tho yo_Xs 1939-41 includh1g9 siction-yoors Pan1eo

Comanche me l~rt~l x ~cnr1IJrq3 (cr 11805) rll1kod the highest

Tw stptions rcportQd datg bOk1~10Ila in i941 (table iO)~middotKmmiddotIvnlox-middotTonriarq(Cl 11956

raJlked first COIp1chosQcond pndJawnce third Foral1or1i POxt of tho ~pcriod 1939-41 5 stu

tion_Y0Qrs Pamoe 1115 had the highest DVercgc yield follOlCd by CoCucho and Tenoarq

- 26 -

Tobia 9~ -l~vr~goYiold in ~ushdLs por ocrbof Tintor n~lot v~riCtioslt grOmil~ plot tests in OxS 111 1941 uld V101ghtod ovorgospoundor 1939-41

191194I9181185

16015 7172144166

---------~-------I-+----~-_---+_s---- I

-=--olt-c- u-----Ra--~middot-l I1middot I2 I5 I

I

I

218205190

181-179 169

- 14 bull6 )A2

124 120 middot117

115__----

11956 11805

11669 11673

6936)11754 12106

81805146

8856i 1442 gt

6251

ViriJtJ~ orcrcs s j lie1 I~--1----- -- ~ i-2luobvr

~~~~c~gt=~ Phvmoo

~ ~ 06nonchomiddot ~

6~~ 11middotI ~odIL-rd Fcdorot ibn x Tcrunrqmiddot~~o Jihr1~r Blaellthull

middot Kbarkotmiddotmiddot Blackhull

2i

6347

59middot~

1011

303314272280276

-254275249252248243

Table )0bull- veroge yi~ld in bushels per acre of wintcJ wheat vadeties grown in plot tests inOklaho~in 1941 DrJd middotvrcigltcCl uvcragos for 1939-41 I

1--------------- Imiddot J ~-)vcr CyiOIirTn--bu-Slh-Cl-S--------IVoh6tymiddot6i- cross j I c] 194~ 19~941

1----------__~__~ I numbor~ (2 stohdns) 5 stohon-yeJXs Bonk _

Kawvo10 x Tonmorq 11956 356Cornoncho U673 352

middot Pavmoc 11669 345~middot1VolC gt bullbull ~ 8j80middot t 338 ~centnmorq 6936 32$middotDhoyenno $B85 277]trly Blnckhul1 8856268 middotChiofkori H754 254

-Turkey 1558 24~OKanred 5146 234BIQCkhull 6251 221IChnrkof 1412 220

1 _

Doto wc~oroportbdcfmiddotr6mthroo shtions in Kll1s1sin 1941 (table 11) lith thirteon vori-

middototiosboinggrovl11uuiforI11y pavmoC~lod thohigl1ostovoroGo yi oldfo11owei by OOIlahcl1O and Ebrrshy

middotlyltBlookliuiimiddotxToiu1orci (CS~ 11952)Chiofko1rCrJkodfauxthoJdTeon1rq fifth For the 1939-41

poriod inc1uclllg 5 station-hcrs tl~o vrictios rQ21c in tho follovTbg ordorfor yiold Famoo

COrnW1C1l0 Oldefkol nndTcnImtq

In N0br~sl~ tuost~tions rcpo~tod amp~to mld ~t theso Ncbrod hod themiddot~igllCs~ uvorogo yio1d~

fanowed by hwod x Blackhlill (CI 1184-1) ondPQImoo middot(tabl0 12) COJ1ltJ-1cho tC1l11ltodlast duo te

wintorki11ingmd hessibiJfly dDago Cherenno soloctitm ChOyCn10 Povmee ~dmiddotNobrod had tho

highost longmiddottir1o ovcrigcs C

IVbrnin had tho highostrwOigd riold in IVIinllosota in 19lt1l(hole 13)~ MinlXd x iv1ilJi~di

(6I 8$88) o~cl H41Xi1int~t1cl2(f)Il41~Z701-)a1sbr8jllcd high Thrcoviiiotibs iAiliarQ x IIpoundrgtshy

middotlnrdJmiddotmiddot(CI 8883)- rc1niplusmnl 6nd IVlJntWki foJt) aDout equ61 foriicldfortho lastthroo Yo2rs

l

- 27 -

Table 11 Avqrqgeyielci~i~busho1~middotPQrocreof~linbex ~1heatnridtlestpOIinhiplot tests inKansas inI9~1[Jyl vrcighted avorgtgcs for ~~39~n

Vnriety orcro~s CCIhunber_J-gt

PawneeConanchohly BlnckhullChiepoundY-anTonocrqCheyenneEJrly BbckhlllOroNebredEDnredBlockhullKharkofTurkey

Table 12 4iv~rogc yi91o In bushels oor nere of VTil1t~r hed br~etiosgTovnl il~ plot tests inNebr~slm it 1941 ti1ld Vrcighted avcrrges for- 1939o41

Vortety or cross

NebredKanred t Blocld1UllPownee Cheyenne selectionCheyenneChiefkanTurkey selectionNebraska No 60BlackhullTenrnarqKharkotComanche

CInunbcr

10094llSmiddotH1166911666888511754

115776250625169361442

11673

20~1 200119~4192

180 172

168153135131130Ip

189

190 199

190 18i---~

175173190162IS6

4

3125

67

1098

3

21

-

Bank -~II

~---

~---

----

331

334 337

- (

211209193middot17317i1amp81$~8142

6155

8033---~

-----1150288~8

MJrminMinord x lViinhtrdL amp44 x Minturki2 (Minn21QlfIvrinhtrdi x lik1rquis(liiru2699)Niinturki H-44 x Minturki2 (Mil1l1~ 2702)Yoga bull ~

H-44 x Ivinturki2 (iAiill~ ~mo)

Table 13 Average yield ill bushels per acre of winter wheat varieties grovID in plot tests inMinnesota in 1941 and veighted avcrnges for 193941 r -jy~~ middotidld inbushels

VC1riotyo cross Clmiddot 1941 19 9 1I----------~-----_----c_~_1--number 3stoampJoi~~r (13 stationyenrs) I

In Montonoeight v~ieties vvbre grownunifCJrtlr at 3 stations 0$ shown in table 14 middotKLz-l l - -

mont Klk1rkof and Nqv1tirk r~ed highest in 19~1 liTlllleTClrturkYogo andfDrmol1thndt-he higlo

cst yiolds during thb~~e0period1939-41

1---

~middot28

Table 14 - ~ver~~ge yield in bushols per oo~~ of Tinter he-t vu-ieties grovm h plot tests ilIYTontQIllJ in 19~1 and reighted bvorages for 19394J

Voriutymiddot o~ middotcros-s---] cI~-~~i~~~QshgS-middot_middot_middotmiddot--~-middot-~--=l____ i numbor Lt3 st~2)rsLlt8 stob~ors) _middotR~E middot_i

K1rcont[ 6700 312 30bull5 3 lGwrkof i44~ 340 302 4 INewturk 6935 336 308 1 IYogo 80~3 319 3062 WLinturkimiddot 6155 315 292 middot5

IHebred 1009431~3 289 7-Minard x IvLinbardi 8888 312 290 6 II_~_r_mi _middot--- -+I_l_l_5_02_~- ___271 I 251 8___

1

II

$UJ44ARY OF A~ONOlinC nTA [

The agronomi ]ata other t~ ~ield have been sUIDIDarized for each distriatpoundor 1941 iii

tables 15 to 17 Ih~ach easo the CLlt~ qre overogcd for as lIQJly varieties and as many stations

as possible The numb or of stutionS ehtoring the Qvor1ge is shovm at tho tOlJ of each column

The dik for ~h~ southo~diSt~ictbull arepro~entod in~~~lo 1middot5bull The or~leadodconS~dei-nbly eJXlierthancin1940but the relhtive ot1liness of the wriotiesrerik1inod the SQille

]hdYBlackllullh~ridca t4e~~liest JUlr lov~e~and CotlUlchc wore ~yenJiormiddot tmn Tc~qChiefkon overoged~edo e2rlier t~mxf BlackhuIl RipOIi~g htes shoviodo narrower rCl)lgcioXid

in this case BlackSult ovcr2l$pd ono ddY emiddotmiddotrlier th-n Chiofkan For height KcwlV21e WOoS thetoU- ~ ~ - ~

ost and lavmeethoshortest Lodghl~ d1ta from tilO sbtions SL07 toot Chidlmn ond ~r1yBlcck

hull lodged the ]jJo~tvlhile CotlnJ1c1~9- 8nd BL1ckhull Tero ciso wenk It ymS generally obdervod

thlt tho St~amiddotl of- ~lBlackhull T~t~ rQS i~lined to be Teolt in 1941 Kowvale ~Tonlmrq (cr I

11956) Pmrnce K~tyenale and ConianClicilmd lOYT 6vCtDgd LllfeetioIlS of leo rust Test middoteighbs

VIere 10 in the district with FerlYB~ocldlUll hvil1g the highest aver(lge of 565 pOU11ds per bu- -

sho1 KavlVale x Tcnmaiq (Ct 11956) ranked second end Clliefkru1 third for ovcrage test Vleight

I Table 15 - Sutlllry of agrononic chtq other tInn yield lor vlintor varieties grown at cooperatiIlg

stations intho5Olthc2l1odistet 1941middot

iI

1llUDber of stations ~ 4 5 2

KoVlvole x Terunrqo 11956 I~ tl 13 37 35 gtPowl1ee 11669

~~ 19 13 36 30 5

Conlche 11673 May 7 13 37 5S aTouulq 6936 Xiby fO 15 39 50 23KavllTc~10 8180 bv 3 15 40 29 5Chiopoundkan 11754 ~y 10 15 39 66 58Jlhrly B1acld1ul1 8856 Aprij 29 8 37 65 65Konrad 5146 lv~~3 17 38 60 65IChoikof 14~12 IoJbiy +1 i8 36 52 68

Blackhull 6251 l~hy 11 M 39 5e 63-__ ____ ___w ___ bullbullbull __bullbullbull bullbull _ mR_ __ bull____bull-~--~ ______ ---- - 4____middotmiddot_middot_~ __ middot ___ _- __--

I gt-

5

56~0

54_6550 tmiddot547534559565

-520510853~9

i

- 29 I

TliO~ c0TJtfulmiddot distdct cl]ii ~0 avorCgecl for 8 vCri9ties Jcl aroptosortod hl tolo 16 bull I

Nobrcd old GlcyCI1ne hal tllOl1ighost avqroge wintor sUIvivaJs T~le two cotlicst varioties woro

Pameo old Comu1ce both ovoroging to cbys ec-rlier in loCJing the-- TOPDltirq klmrltof l0odod

the latest Fawnee ripenedtmiddotwo days earlier than Comanche aldfomiddotux days carlir thcul Tennarrl

For plant heig1t l~obred wns the shortest and C-dcf1f4IXl tilctallost Loaf rust infoctiol1 nvoroged

tho lowestmiddoton Pnwnce andCocamc1Jc nJlp the highost onliobred Culm cOU-lts slOVI Pavlloo cnd Noored

to Imvo hud tho thickost Dll Tonmorq tho thilmost stoncls at tvo stQtions ChiefYnn hod Gllo

highest avercge test vmight por bushel with lIebrod tclci~lg socond ond Pmrlee tird

~ -

Table 16 - SunrnnIJ of ogronoIJic dJta ot1er tra1yield for vhter rhrot varieties grovm at coshyapcr-ti1g stQt ionsintl1e celtrcl district 1941

Voriety rcor J(ampte-=r-t----7-LuOc----+-i vcrcmiddotgrmiddotto es I10igJtnunber survivrl E~do4l~_o I Hoipoundt rust_ r ~shol_1

--=------ Percot ~IJ[JY (IclldS)(porcert+=-~~=-umiddot (PouldS INuobor of skt ions 4 6 5 6 3 2 6 IPawnee 11669 69 23 June 24 31 24 260 580COIJm1che 11673 65 23 Juo 26 33 25 162 575Oliefkon 11754 66 25 JUlO 28 36 39 184 601

ITcnnarCJ 693665 25 JUlle 28 33 47 155 56 8~loyel~le 8885 84 27 JUll0 29 31 69 215 578Nebred 10094 92 26 Jule 28 29 75 251 58 3

IBlac~lull 6251 69 25 June 27 34 65 195 57 6Klmrlwf 1442 74 28 July 1 34 65 i72 565

In tho aortherndisttict seven varieties tnypo conp1ed for clmrQcters othor tJl(1il yield

(ToMe 17) olthough tho data Dxe sotevlhnt frogncntorJe MJXDin and Minard x MiwJXdi (Cl 8888)

had tho highest avertlg-o survivcQs Marnin heoded the earliest but vras l1ot ripe os oorly as sone

other vQrietios ilt four stations Nebred hOO sligltly the shorter straw Loopound rust averages

shcwed -no ltliff0rcncos for t10 vJrieties but pound01 stoo rust Yogoand Nebred hod tho lowest eweshy

rages liunord x Iunh1rdi (Cl bull 8888) had the highest avcrcge test weight per bushel with iL-gtr

Din and Nebred being fairly goo~bull

~able i7- Suru~Uy of agronooic c1ltlta other thanYio~d far vTintcruholt vcricties grovm ot ceshyopercting stotions in the northonl district in 1941

j

Y tmiddot ImiddotC IJXJO Y ormiddot crO-5S~ bull bullInmbor

=-J~T

Nurlbor of s t-t ioi1S 3 5 4 4 3 2 3 3

lvIinurd x ipoundil~mrc1i 8888 77 12 14 34 78 17 92 79 601Klmrkof 1442 57 11 13 35 25 585Yogo 8033 61 13 14 35 87 5 85 65 581IfurlJont 6700 53 - 35 - - 572Nobrod 10094 64 11 13 33 7 - 592

li~Minturki 6155 65 12 13 36 89 8 89 67 575Mornin 11502 78 10 14 36 74 44 90 67 593

I----

~-l

SU1EmRY OF PLOT DAXLii

The 1941 crop Vls subjected t)severe -rintorkilling L l~ebroskn ci1d yeninuesoto hession bull I

fly and 16efrust~~ in Nebroslm ~d KnnSos Clld both led qnd steD rust infection farther

southII

Ill Oklcll0t and Texqs tdomch Ll0isturc YJQS reqe~v9d QJ1d ot sor10 stations lJUVest VloS

difficulti

(

In the southltrn district Kawvale x TenmarqCI 11959) a new va~iety in plots ranked

first fOJ yield with Pamee and CoJlaJilche second acd ~hird xspcctivelyI -

The Blackhull wheats (Bla~lili~li EJrly BlackhUll end ChictkDn) lodged or broke over

badly in the south~~~aJst~ict-under ~heextreIieiyrot coJ)ditiohsc

In tho central distrJctQvrnlte~Gorinnche and Chiepoundlon ~md the highest averoge yields at

six stDtions- 11he~o 1faricyics mde tlese averages in spitc ofvlint~rl~ning in ~Tbbraslro caused

by th6ArDistice Diy itorm~

i

HdreDpither vCgtricty d~d ICll in 1941 duo to

The bmiddotluvior of PowilCe Cfld COlJllnche is fairlyconsistont ot all stations in tle soutlcrn

ondcQntrol rlistricts cxceptot lIorthiPlcgtttc +

win~erkil1ing lt1J-ll neither roucs higllhcthb longer tine ltlv-eruges foryieldI

In the ~Qrthem dist~ict Minatd x ~i~11rdi (CI 8888 ho(l thO highest overgeyic~d 0)

five shtionsKhorkof rnIiJced seconaiond Yog~ tMrclI

Tle tVTO ncvrly naned hcots Cononche olld Immce nucle good records Cooancle is being

increosccl ot Chillicotheolcltbe plcn i~ bo Clistribute it froD t~1~t station in 1942 Pownee is

bc~ng increased and purified d WJltmhoJtcn Q1dLincoln Nebrcslm IlnS clecided to iistribute the- - Imiddot

j

variety as soonos seed is avoiloble but 10 clcpoundin~te action las beetl tolton by IC-1o1Sos WhileI

neither is 0 perfec~ vorie~y it is f61t thot each is a step fottlord JTJCl eoc~J sloulcl clo well in

its-~pted 2Xeo

fn Mil1Ilcsoto the behavior of cOJtoin FM x Mi~turki2 ~trQins WltiS pleasing ~hese linter

vlhoots corry the Hope resistalce to loaf end sten rust

In the fall of 1940

tJHIFORM YIZLD NUESW _I

the uniform yieldti1UserY was seeded at the same 14etdions in tIle ( central and southern districts as in 1939 AtBushland th nurSG1J was seeded on both dry 8JJd

irrigated lanG4 Th0~ntirsQrYcoriisteaof 30vorietios cnd strcinsoach seeded in tlUee rod-rowbull 1-

plots IJIhe Il1llber of plots of each Ir~iety at a station varied from throe to five In tabIe 18 )

tiJC varieties mokirJg up tlle 1941 nursery together with StptQ r-Jld CI nunbcrs arc sho~m -

-------1IIIi

------~-----------

31 -

Tlt)biols -Vori~tios of Tintor lhoct grmm in tho uniform yioldpus9ry1941

~ -~t~r-~~~_~_- --t~~Lstt1~omiddot orhybrid nunbor

I Khnrkof 1442 -------Blf3cidiu116251 -------Erly Bhckhull middot8856 -------Nebred 10094 Nobr~ l~o 1063

IComncllO 11673 KD11S lTo 2729Kanred x Blackhull 11844 Nebr No 1098Pnvmee Ii-S69 Nebr No 1086Hope x Cheyenne 11969 Nobr sel No 363339Kawvale x TOIlllkIQ 11950 Kans 1102726bly Blackhull i TennUq 11952 KanSi No 2739Konrcd-Ihrd Fodoratiop x Minlmrdi-Mipturki 11970 Alltrop No 130Fort Collins selectiop 11971 E G 1143Cheyenne x TentllDIq 11972 Kons Ho 2748Cheyenne x Terunarq 11973 KUns lTo 2751Kawvnle x TenLnrg 11956 Dentop DTo 35-34-117iYhrtin x Tonmarq3 11823 D0nton~0-50-3~128Kanrcci-Hnrd Fedoration x TOl~q 11974 Dopton No 37-34-54Konrod xH~po-K~rd Fodoration 11975 Akrop Bo 533Konrod x Hopo 11976 Akron No 850Compound Cross 11977 A1Uon No 874 Choyonne x Thrly Blockhull 11999 vVoodv-rard No 1126CpoyorJj10 x Ebrly B1ackr-ull 12000Woodtmrd l~o 1127 1

Blackhull Xcrloyorrq 12101 H G No 40-102 IBlocldiull Tcnmrq 12102 H C No 40-115Choyonno x TomlDJ-q 12103 ll1s10 2749Choyonno x Tcl1Darq 1210~ ~ons No 2750 I

Knwval0 x Tonpcrq 11992 iobr No 1114 IHope x lJurkoy 1069 11964 Nobr sol tIo 363401 _I

KonrodHardFodqration 25007 x TorJDltUq 12)06 Donton sol No 25-34-44 IEinrcid-lbid FoderatiJn 142 c ToImUo )2105 Donton sol No 3334-303 I

----- ---

A cODpL-rison of tho 1941 list wit~1 tlrt of 1940 will S1011 onuobor of changos in tho nur

sor T011 strai~1s which SO~~JDod to bo 1ocldng ii1 ogronooic volue ond which roro not 110aded for

ecological studios IOrO roplocodby norror soloctims As S0011 as a strin is shown to bo 10ckirot

in somo tDIiortont chI[1tr it is omittod frootho nursery qlthoughit still my bocontinuod

at individual stotims Tho strais mvLg tho bost porfoJlOllco il1tho nursoryaroadvQncod to

plot triols 1m attOLlpt is also mdo to avoid too llJ1y dU1Jlicc-t ions botvroon plot ond nursery

tosts

DATA OBTAINED

In tiibl0 19 oro prosontod tho dta fron tho 13 nUTsorios No d~to Joro roportod from

Stilhntor bGcous~ of dipoundfo~ontial stQl1ds duo to sood trotnont tQLld from North Platto duet-o

wintorkillil~g FbI 0~Ci1 station tho variotios oro list~a ~11 o~c~orof tllo 1911 yiolds anClO1ly

the Ct poundlUii~ois nro given ~or id~l1tificationbull ~vor~go yiolcsru1d rOJll~sfor thoZ-yoar poriod

1940-41 arc givon TI1orevo~possiblo~ Pata othor tl~)yio1~ aro includcdvn10ncl]jroctors conshy

cornoclsoooocl to be rol~tod t) yiold or vrhon tho dDta shorrod lifforoncosboliovodto bo of inshy

torost

At DOlton tho nurso~y yiolds ~Toro sonovrbct bottor tl11l1 -th)sO obtoinod from tho plots

_________________________________--L ~_~ _ ___~

32

The highest yielding 1ori6tiGs~middotcrcCI 11952 C()nnnche CI 12104 und 11956bull Foro bull 1 bull bull ~

the 2-yeor period 1949i41 centu~ nupbq~sl~$Q2~ 11956 ruld Pomlee hoiro rod the highest ov~~Ctgc ~ bull ~ -i-middot~middot bull(~

yields KlDrkof llL1d the ioWs~~r~~eylq1dfor -Chis some ]criod~

The stroITQ-S reth~rtlmiddot~t~picothe rmd before h2XVcst considerblo loelgingo~ - - bull - ~gt~)j bull - 1

curred in most of the V~idtioSmiddot middotAfltf70fbe stiffer stXouorl stroins nercQo~lChq GI~ ~lm

bors 12102 11964 ond K~k~f lh16 B1ockhullmiddot ond l1rly$itCl9lJl11 s~J~ieel tlicC)~e~t str6~~ bullbull ~ i bull bull ~ bull bull -

Consiclercble rust cl079loP9d Jsppqiql]Jyon ~usceptibL vorieties while CI~ Iros lH~64 11969 ~ ~- tmiddotmiddot-~middot~middotmiddot 11 ~ i-

and 11956 showed some resistmce to bdth lealbnd ster1 rust ~ Septoria irifection~m~hOOliy on

all vorietmiddotio~ eicampPt(iIlti li9S6~~esJtv~i~h~vmre 10Wr~ging from ~6~6 to 8~pounds per

bushel

- 6Zbus~lCls per ~r9Jii~hPtivirc991~

- - I

nunbors 11976 Qildli97idt tll~bo1tOtiJ- - - ~ -

nui1bcrsl199Z rrl 12104 2t tho top of~16 list G-l1c1 qfr~

For the Z-yell joriodthroQ15t piuf3 aic tiod for~i~$tbull bull d _ bullbullbull

p1oce in yield noDelyPlt-~momiddoto CotibtJpl~omiddot and CI11973 Duri tins ~iirio peri6dNebrqclKlm~ t r bull

-

I bull bull

TIe highest yiolcli~lgVorioti6~yc~cIIi

kof md CI 11977 middothil1t10i~6ii~centrg6lt7ioldsbull l_-~_ ~- )~ f ~ i lt-

In the irrig2ilQcluursery tlt E3u$l~l1ii~lt os llOig2ts ranged frOD55~Ot o6i5middotJ1oUI1Jspdi~u - i bull ~ ~ bull

shel ad t10 yields fr6h40~4t~ai~2bu~~dlspcr acre - -

PovJnee C I llU9b0rs yl972 oclmiddot I199sthi1o]brly l3Lockhull C1ld CI 11975 ~qrd low tJ~~1940

and 1941 Yieicl~middotbyen9middoti~1middot~6r~ i~bl1tit ithe $e t~oe voriqtJ8stli1~ poundotedfi~~t ~n~[~4~middotmiddotVlCr(3

blso ~igl poundor t~e 2-yClt1Z averoge

The drJr land ~~s~y atl3~~~ffCL gave yields only ~Jig~ttY 1ower than those in the irri_

g~t~d nUse~r~l this estconsid9~JlJble)oafrustd~Vieioped onsvsCOl)~ib1eva~JOti6smiddotpound1Jlclthe [

~st vmights vmr9 $QIlow1W-t 10vwrthaniiIl tho i~rigatee1 nurs9I lheTbiot ies hoving the highest I

yields wereG~I nuppors 1Z105 1199Z~ DIld PO-Jllee while CJ~ 11915 ~6b~od~ QLld CI 11971 1ero ~ -- - l lt - bull bull

low GI 11l50 Pa010e and Cltl~6 11lJvo the highest ~yc(~ro~prgc intliis d-ry lGnd~

sory test ~ -

lt

StroxT IlQS Ullusually tall rt WQ~ehlTrd Vlit~l hoig~1tS Jol1gil~froo45 to 53 inchos i1d CIS

IJight be expectod COllsidercb10 lodgihg qccuJted botore lZVest SODe of the stronger sbroTodimiddotmiddot middotmiddotmiddot middotmiddot

strainsrere CInunbqrs 11977 1197~ oncl 121OZ ~e$t weights lTerp fqirly good illriost cosesbull bull bull bull 1- e _ bull

01tlOUg~l one vr~rict~IW0 woigIlt of~6 pouncls per bus1el Two vorietics c I ilunbors 11952 C-l-w

11972ri91dec1mprethml 50 buslels pprlcre~ CJl(l 11 vc1rietiesmiddot gt(1 yiOld bot7oen 4OQJ1i 50biishy

shell por nerebull Bo~ed~l1 tho2-YO~t-~crge the J1igllostfi~ldingvoHoticsmiddot lC~~ CI ilW1borsmiddot-bull

11972 ~1952 0ld l19 wljilo NCQre~ CI 11969~ oJ1clCI~ i1977IXtd6thepoorest yidld ~ecordbull

At MDcl1Qttcm LQclgi1l~ ilOSrqpo~ed for 0)1 v~rietiQsLiltj~ough CI Ili~f1bcirs il974 11971 bull i - -_ ~- i

mcl 11977 stooel up t~le best ~c1f Jrust rcoclii1gs llOrO foitlyl1ig+1 i~l nost coses DJ+etcol~idcr6blo

S~9Ll 1llst ~~eve~qped bull 91ointoxburomiddot]Qs f[lj7~y g90~ 0c1 test neights~ lith on Oxc9t~~ir~god

-33 ~

froD 55 to 616 p01X1lS pOI bushel Tho ~ighost yioldiucvGriety CI 11950 gave 413 bu~hels

per acre while thelore5t yield vlUs168 bllshels1er acry( Additional vpxieties giving-tho

bet~bcr yields were C~I12l-9amp CI1l956 qnd Pavmeebullfor the 2yoar period cl 11950ronked (

iirst Pawnee second OJidCT 11952 thiro This last ThUled variety is exbroiaely early [~d is

boing considei-oel as a p05siblo subst i tuto f01 Ehrly 1lockhull Strnins such as Khoi-kOf BlocY_

hull and Nobrodhave boen q1dto low in yiold tho lcst two y~rs

Wint erki11ing occurred at ibys with SOLle VJriotios having survivals as 10VI as 63 p()rcont

11I

while others CltlJ1e through the winter with porfect sta-cls StrQJmiddot vms fairly tdl and dorisidoroblloaf rustdevclopod Ol~ all suSccptiblevariotios~Thoyielcl rcmiddotngod from 525 to 196 bushols

per ncro lLnking tit the top of tho list Jero CI numbors 11~5Q1l974 ond11972 d~lilo Jt thlt

bottm 1I~rcNebrod ond ]hrly Blackhull in tlds cso a lctcQnrl onoxbroDoly oarly variety In

genoral the lS4L yields nro in lile ulth ullO 2yoar wcrBe

No w1wberkilling was reporiedfrom Akron but the dry wecthor previous to harvest causedmiddot

straw to be short test VTeightslight and yields low The lighost yields 7ero reportod for C

I numbors 12105 l2l06aca 11952 No 2-yoar avoragos are sholm for this station sLlcO tho

1940 crop v~s a fai~c

At Fort CollL1s grmrlJh VJaS hoavy as l+sua1 the strm1 las tull undbeforb bargest all va

riotiesIere lodgod completely Yields ranged from 69 bull3 to 449 bushels per acre The throe

highest yielding strains Lll 1941 Tore CI numbers 11974 11970 3nd Comnnche For the 2-)roar

period CI 11974 raDkod first folloITed by Crnumbers 1~950i 11970 c-uiQ Conmche

Test Teights at Hesporus ranged froll 60 to 64 pounds por bushel aJd tho yields from 648

to 349 bushels per oore The Mghost yielding vorieiies lere Blackhull cr 11971 Nebred

and COLlCXlcllo 011 oflhich gavo moro tIm 50 bushols lJor ocre ~nscd on a Z-yodr averagef

Comanche had telO ~ighost averoge yiold poundol1Oled by Blockhull CI 11972 old C~r1l974 The

agreenent betllOen tho 2ye8r nvelngo o1d the 1941 yields is lotsO goocl at tllisstation

Winterki11ing was very severe at Ames but the rellJtionship between survival and yield is

not very close For example cr 11969 lith a wnter survival of 86 percent yielded close to

the bottom while Cl 12101 with a survival of 26percent rmuod secOnd for yiGid so it is

apparent that other htizard~YiOre prE)sent Test vrOig1lts whore obtained rangod from 543 to 590

pcn~nds per bushel The highest yieiding v~~rieties v[ore Nc)redC 14101 bnd KJ-1rkof The six

lowest yiolding strains gave lessthnn 10 bushels IJer acre~FOr~ tho ~yo6r poriod 194041 CI

1197f has hd tho h~ghest avorage yidld follmmd by Nebred Pa~moe end CI 1195Z

AtL~ncoln t110 November freoze causQd consid~rablewintorkUliilgand therelationsllip

botlTeen middotlintor surVival anltlyield iis fairly goodbull incre~re 5omo exceptions in tInt Nelired

Cl 11971 elld Kll2rkof rith good survivals ru1k6cl rolctively lQYI iny-ield This 1DsproboblY

~

ctlusod b~r 0 combiIl)ti0l or Joopound rUst lnfotion~ hossion fly ~1lngo ~d tho h~ ~ough~bull All

varieties except Pamee Carrieda foiply heavy lecpound rusb infect ion and testvreights were ratherbull bull bull ~ ~I ~lt 1

low langing from 44~O to 592 pounds ]jar pushel~ wo varietJ~sC bullI~ numbers1JS50 rnrl11952

~yields abOv~ 30 bushels -oermiddot acreTlhilo f~mvnietiosCInumboIsmiddot1975 J205 ~ii~77 - i

~bndi1976~yi~ldcd 10sstl1Q1l10 bJShotsporO-ltFo TIloS 10lYiolds T10rC accotap~io(fbY~xhrlJolY

low wintor suwivals Based on tho 2+ycQJavorago JihrJy BJacklmll hndtho nigh9stnverogoI - bull bull bullbull bull bull bull

inciinodto bo vL1tCrtoiiidor~

middot yiold fonowed by CI~tJUIilb0tS1l950~ 11956 t lmd Pamoo~ All ()f thQsostroins are early andI

COllsidcrrblo 1i11torkillingmiddot VJUSrcport 00 from AJliancbut tho dnto arc not too consistont

lith vih is knownofthdhnrdii1ossof tho dipoundforont vc~iotios For 0~10 GI11964 l~d ai

survivnlof l00porcontcomparod bo 8~ -percont for a1lJltof It is YT)1 Mllbtf1l1 if this xol~

tionshipis correct Grail1 quQlityvtLS poundcidygood JlJdyiolclsxogcd fro 0 21bull3 to 84 busholsj gt - ~ gt bull bull bull bull ~ bull bullbull bull

poraCroCl Dunbers 12102 121OJ~i[u1dKl11rkofampvctho highest polds in 1941 andCl l11Woo

middot bors 11975 11956 D-ld 11977govo thoi 10I10stones ior tflC lJ~r p oriod CI 11972 rc-Jko~

fiist for yielii K11rkofsecond CO~1Cho t1ird and Jqn_ecf(gtUxth

~obl0 1~ - Agro1ooic Q1d other dcto for uniforo willtor uhot varictics BiomiddotJ11 in rcplicQt6c1middot j

nursor-plotsincooporotivecxporioqnps at12 stti6ns in t10 hprd r9d ~yintor vlheot lnroa iJ~ 1941 and nvor-ge yiqldsfor 193g41

bull

Imiddot

14

23

7

611

middotmiddot15 i

91011 ~

13

245215

23322120125223~5

203

VS 36 580 196VS 34 q5~O 181V$ 35 560 17~91532 560169

S 31 545 167VS 37550 166VS35 588 165VS 35 540 165VS 33 560 164VS 34 635lt 161VS 36 50~0 155VS 35middot 5~5 151VS 33 560 154vS ~31 565 150VS M 54~0 149VS 31 510 146VS 31 510 1lt11

VS 3~ 560 141VS 34 5SW 13~9vS 35 560 136VS 35 51~5 13~5VS ~2 560 121VB 33 56 0 middot119VS 32 56~O 115 213 12VB 32 50 3 J1o3 lQ3 17 VS 3lt1 9~O li1 212 i$ XS

Smiddot12 470 9 7 l~ 6 16 I

v 31 500 74 19 19 VVSS 32 170 73 182 18_

34 166 67 130 20)DOCli yic1CIio~ Oiiy lio-middotinrieties IS7 ousl1cIs--

Denton TeJmS(OW 1 ) our p pus

Ptv 0CI

number

11952 April32 1fny26 601511673 April 30 middot1~by31~ bull 15 2012iQ4 ~pr~l 39 June l 15 151l956loiloy 5 tUne1middotmiddot 5 15

11669- )by 2middot JUl1C 1 13 1512105 April 29 lvhy 30 4 28

12000 prp24~26 60 ~311992 April 30 ~ 3q 10 23i2103 tllili)T 2 JulQ2 10 a5li974 ~pril 29 JUlio 1 13 4511823 by 6 June 2 10 1812106 ifby 1 June 1 5 28

11972 Ithy 1 June 1 18 20li961 YJ6y 2 JUJo l T ~ 011019

0 97~t~pril 81bY middot3135 5

May 6 Juno 2 73 13 11950 Yoy2 JIJll0 ~ middot3 25 A856 -t-oiil 22 ~vftw 2~ 58 811969 ~By 5 lIDY 30 0 011899 by 4 middotJun02 18 35 118middot1L ~Jay 2 JULJO 2 56~5

12101 ~v1Y 1J~)q~ i 58 0812102 ~IJccy 2 Junol 53 Igt

6251 ~4V6 Juio ~ p5 18JlSn uJpiy 2 ri Jii-1Q 118 5511876 poundtiV 3 Juricl 63 2011870 thy 1middot middotJUno 1 65 83

11977 1441 6 Juno 3 80 3511971 ubv- 2 JUll0 2 73 36I 1442 ~ Juno lt1 55 40

monaiirucrrar ofa Clifferonce botloOD tho

- - bullbull~_c- 0_ -bull ~-

TO-ble 19 - (Co1tinued)

ChilliCQt)l~middotTe~s--rFoux plots----

- to

1

I

-r- -_~_ ~~ Leat-IL~pging r-w~e )j ~vo~o-Yr-- -- C~I bull~ Dah iHQigh~rust I eld 1940-41 BarJltn1lIlb er headeC-Lmiddotmiddot i

Percent PcrcClt Mels Bushelsr- ------ CInches39~- 11669 Maiv 7 ~ 30 241 213 1

11992 May 6 39 20 10 231 12104 May 2 40 20 15 2211673 IIuy 2 42 8 5 21Q 213 111973 IipoundW 2 38 25 15 214 213 111972 May 7 bull 41middot 25 20 211 2Q5 412103 May 7 41 20 10 20611956 ivJay 9 40 T- 10 193 17~8 912102 iicy 5 37 65 5 17411964 ihy 2 35~ a 5 17middot0 I11970 Ilioy 2 42 50 20 159 180 8 I11952 April 26middot 33 - 50 60 156 176 10 8856 April 2middot1 34 65 95 152 183 511950 ~i~ 2 39 ~ 75 152 151 1211823 LlJay 8 41 25 ]0 148 181 6 I

I11999 lbiY 6 34 65 90 147

112106 Ihy 5 38 20 75 1-1712105 llioy2 42 5 40 14511974 Lioy 2 10 20 30 140 162 11 I118M lib 6 37 50 60 136 181 6

I12000 April 25middot 33 65 95 136 I12101 ihy 6 38 65JJ 15 128 11969 lihy 8 38 ]1 25 120 142 13

I11975 iby 1 36 65 15 87 129 1511lt12 ~~ 11 40 65 5 90 111 19 I6251 bullJJy6 36 50 100 amp8 141 14 I

10091 Lhy8 37 75 10 78 middot102 20

I11977middot Boy 10 37 40 85 74 n3 1811976 rJoJr 7 37 65 60 amp4 1l7 1711971 lifoy 7 38 75 100 62 128 16 I

I

Standard error of 0- difference between the meO-n yieldsof any two varieties - 321 bushelsbull

11 Severe firing of leO-ves

t ~

~

r 3P~

rabl0 19 - (Continuod)

~

r-Tmiddot

913

13

71215

26-9239231

250236

29026~290

246214243

middot281

C I HQi~lltl I IIIJXlbo_r_L-==-~==--L---==C-~~r--+-o+l-------tltilt---~c-r+~==+-~gtlt===--~r-t~plusmn-r~~ROr=cn1~ct

~~ 1

lJ669 16 JUri~ 25 32 87 610 104 320 I II

11972 20 J~o 29 34 87 585 392 299 2i11956 21 Juno ltZS) 33 i 85 600 3S3 29~7 3 i

12103 20 Juno 30 35 88 600 383 i11882 18 Julo28 34 85 600 36111969 22 JunoZO 34 87 585 35~611823 20 Julybull136 82 550 34011973 16 June 27 32 86 600 34012104 18 June 273S 88 600 33811673 16 June 27 32 85 600 32511999 20 Julie 0 35middotmiddot 83 605 32512105 16 June 24 32 82 60032111950 17 June 27 33 84p80 31911964 17 June 25middot 28 86 610 31211976 18 June ~e 32 85570 30911977 20 June 29middot 35 77 570 3071210220 June ~ 34 86 600 30 711844 20 June 30 34 86595 middot2991442 24 July 1 36 86 59029811~52 12 June 22 32 87 615 29812101 21 June 30middot 33 85 600 28910094 21 July ~ 31 85 590 27911970 20 June 29 37 85 595 27411974 18 June 28 31 77 565 27212000 14 June 25 32 83 590 27212106 14 June 24 32 83 570 271

6251 20 June 30 3433 82 580363 213 1811971 20 June 29 81 575243 229 16

8856 10 June 2Lmiddotmiddot 32 80 580 ~ 7 1amp5 20 11975 16 June 28 33 80 565 212 211 19 i Imanaarcrerror of a differeJiii6~qiyroojn-1homQanyJo1dsof~~tw6-Yltii-+oti os - 3 ~Dushors----

I

~

ft

- 3$~

~able 19 - (Continued)

37~0 4

380 3

364 5

318 63~0 8middotmiddotmiddotmiddot314 12

341 7[327 9

325 10 J~

I3h4 middotmiddot12 3]5 n

~$~7 15

In1 17

29~4 14 ~

a74 16J

267 18

227 20237 1degJ

53509493491 479473-15244-7middot146433j27126middot12139939638$ 3943793793723563-123263r630~228~8

2712622Lh8Z4~7

6359~Z61616158~1606061i~6661605860585558506157564658605658

5334

3924

5051

294

5316fI8~i18

4045

2054tJ831393025Ii211129133155deg50

50495149494850

51SO50

4917

~I S1

564$ 16middotmiddot48lt53

48194948lt1617501545

15 14middotmiddot 12

1614

14gt 11 15

-131415

16 17 J510ismiddotmiddotmiddot13ltlEl13

~i~JP middott6middotmiddot17lt16 lt16-i5 ii

1$16

11 14

512

8109

11 Smiddot1014

1312

102

88

-129

14middotio

J2la

15 913 11

Alt

1514

1195211972121051210312104116691197412102121061199211956121011184411973

88561195011673119981196411823n87011871

625114-12

11975middot1197610094120001107711868

__n~_~2r l~~~j~~tlL6Igtilg Ib~ fgd]~Jvnyln6hcs) (EOrccnt) (ol1nds~-l-ri-~~u-shols) -----i

I

~ ltlO~l 2 i 405 1 i

standai-d error of a difference hetwe~n the mean yields of-any two varfetios - 19Zbushels---middot

~---~-------- --------~

Table IS - (Continuod)

- 3D -

Table 18 - (Continued)

276 7262 926-1 8

239 11243 1022-6 12215 13211 15215 13207 16182 -20205 17W6 18184 19

25 2) 43 5 52526 25 42 40 48527 25 42 60 47025 25 42 50 45224 25 43 5 44820 2Q 43 90 pound13bull726 25 middot14 25 t13~5-

23 21 41 50 13525 25 42 20 middot12~9

27 25 -11 5 middot2325 2lt1 39 10 U7

~ 26 26 42- 75 lt10322 2] 42 -50 38026 2$ 11 75 37625 2~ 43 50 37826

2~ t17 60 371

27 25 10 5 36325 25 44 80 36_025 ~ -13 5 31125 25 42 50 29~8

-26 25 45 80 297 28 2q -11 50 288

27 26 43 90 27526 26 39 60 26927 26 38 85 268

28 28 38 75 25729 28 -12 90 251

-ZS 26 12 80 24~1

27 26 39 80 21~1

10 IG 43 00 19(5

11950 1197411972121041199211952121031210611669119561196111999120001210111973li97011969121021210511673118411182311971119751197611977

14126251

1009lt1middot8856

----aJmiddotmiddotizcrogccr Survival D1e1r _ Rc)ight 1ecd rust cro

number Hoadcd Ii~1bullbullbullo L bull JLcld-----=-=--Lr-Fpcrc-6it 1f1y upo -h n--ch-os--Ircontj (BUSh91s)-J~~----I-

10090

100769391908396

10086

96100

98$8

10088806577

~ 8580

100 63

7677

10096

10098

Standard errorof a difference betw~en the mean yields o~ any twovaxieties - 536 bushels

41 _

Table 19 - (Continued)

Akron Colorado (Five plots)

12105 Way 26 23 545 lS212106 May 28 22 55~0 17111952 Wey27 21 565 14711972 Juno 3 19 57s 14711669 May 28 21 550 14111970 llfiav 29 23 500 139

88q6 May 26 22 560 13611971 lVlay 31 20 545 13511999 June 1 20 570middot 133118t1lf1 IYhy 31 22 565 13312103 Juno 2 20 560 13011S92 l~y 31 19 540 12612104 H~ 30 21 570 12510091 Juno 3 20 570 12512000 IVlay 2821 5middot15 12-4

6251 Juno 2 21 560 1l4n950 (ny 29 21 515 11Zl1S6l lihy 31 13 535 11212101 Juno 3 21 545 no11Sn Juno 2 21 535 10111823 Juno 3 20 540 S911875 lihy 27 IS 560 S112102 ltby 31 21 560 09

14-1 Juno 4 21 560 3911S60 Dune 3 13 550 C711S76 Juno 1 19 5middot10 G611673 ivhy 30 21 500 8511973 Juno 1 20 555 C2

I

11077 Juno 3 18 5middot~5 amp2

11956 Juno 3 10 =--i=5G5-r--~fiF--5=-3r__Stondord orroref Q difpoundororico betwoen bhomonn yioldsmiddotOf QIlJ two vC)riotios -Z09 0ushols

Seeded September 11 emergneSeptembor 17 1940)

I Height --jmiddotweight per=1~vCi~ampO9Cro-[1 C~Ic7llJ=lmib-=o=r----L --Datoh=o=ad=cd I ~ bushcl __-Z_~ __

(Inchos) bull (Pounds BusholS III

I

III

I

I

I

f

Table IS - (Continued

rorbCol~ins Colorodo1(Fjvoplots)

8

20

147

11181617

131012

85

1419

459503~

1734U415~

449

i

46-147547l4S9506459 433

- -- o---~-~- - - - ~--7-IA-V-QrccCtgc~Ocro-t Yield f

el no rDatQ-- - ~lield--1Avertlgc _1~lbii4~h~k=gt ~ush61s) ushels) 1

11(71 May 2D middotlD a GS3 567 1 Ii

llC70 llny 31 _ 52 O 640 523 311673 lvny 30 50 0583516 4 I12106 Iby 29 bull __ 51 a 570 111823 June 2 48 a 566 506 5li950 lviay 30 _ 49 a 560 54~ 2

- 12000 llilay 30 50 0 5601~105 May 28 j 53 0 5608$56 lvhy 27 52 7 557

11971 June 2 51 0556 12102 June 1 46 6 548 11973 lJby 31- 48 o 54311952 lvhy 29 49 18 537

-11975 lvby 30 48 0531iUi56 June 3 46 a 526i19n June 2 46 3 525~ii6S9 Fey 30- 48 deg 52111976 June 1 47 o 50611999 June 1 47 14 506il992 lJaiy 30 47 32 504

11811 June 2 48 18 lt199 12101 June 2 middot16 14 499 11-12 June lt1 48 32 182 6251 lvhy 31 48 1847411969 June 2 47 0middotmiddot lt17010middotj94 June 3 17 a 463

12103middot June 3 48 a 160 )1977 June 3 46 a 458

1196middot1 14ay 3C)middot 16 5 457 12101 iIay 30middot 19 0 MS

H bull i bull

StnnaDrd error of a diffcreiiCC ~otwccn thcmc(]l] yiqldOs of iinytvio voriotios =546 buShels

I

~

- 43-

Table 19 - (Continued)

scsperus ColorC1do(Tl1rce plats seeded September 27 1940)

Imiddot n~~rr ~~~l--=uigh ~

porRDnkbushel

I I ----- -~ ~ugust=- ltInches I POUoJds) ---

6251 10 4-1 63 618 509 2i llSn 10 ~ -12 63 5604 419 3

10091 8 l ~ 10 62 558middot B2 -0

ll673 middot12 62 539 514 1()

8856 5 J laquo 44 63 492 440 711974 9 42 62 475 443 4

12101 10 lt 44 64 474 12000 8 42 63 463 ~

12102 12 44 62 458--11823 10 lt13 60 456 400 1011976 12 40 62 lt156 442 5ll81fl 9 44 63 451 408 911972 8 flO 62 4t 472 3ll950 6 n 02 -134 399 II

1112 9 42 62 428 388 1211973 8 41 63 123 370 17ll969 10 12 61 418 343 1911992 8 14 62 -11-7 11999 8 11 6lt1 -n7ll961 8 lt12 62 n~

ll669 7 f bull 38 63 107 378 1412104 12 44 62 10412105 11 44 62 404ll956 9 14 63 101 374 1512106 11 13 62 39611975 12 42 62 394 367 18ll952 3 40 64 377 310 2011977 10 38 61 357 374 1512103 12 44 62 M9ll970 11 45 62 329 388 12

bull Standard error of a difference between the IOOan yields 6f any tWQvaJieties = 768 bushels

f

I

Table 19 - (Continued)

1- ~

t ~ bull

o14

AIDos Iowa (Jiourplots)

10094 69 588 288 403 212101 26 E86 255 fl1442 34middotmiddotmiddotmiddot 528 247 366 7

11950middot 51middotmiddot 554 221 377 -511999 middotmiddot 45 588 22111844 51middot 578 220 356 1111971 1-3 556 220 424 111972 35middot ~ amp72 208 366 711956gt 55 590 201 364 912103--- sa 587 195 11952middotmiddot 66 588 170 390 412104 ~ 64bulllt middot585 16812000middot t 579 16211669 78 S~r4 16-1 391 311992 10 573 16111974- 61 543 160 369 612102 2~ 598 158

6251 78 579 155 346 1311973 54 586 155 354 1211823 li4 544 154 357 1011970 28 5704 114 342 1411673 60 563 139 33 1511964middot 51 579 1358856 18 581 119 328 16

12109 J 15 563 9511977middot 6Q amp0 2amp2 1811975middot 71lt 72 299

_ J 17-

11969 86 ---- 57 270 2012105 13~- -_ 4111976 _5 32 271 19 l_

~~~df~~e~~let-~en

Standard

the yields ororyy two~6rieties= 249 bushelsbull-

error mean

- 45 -

Table 19 - (Continued) L~col~ebraslm

(Five p1ots~ seeded acpt01~er 25 emerged September 30 1940)

9

8

13456

715

17

161814

11131012

227221232225

1965186207

32~5 280 21t7276 272

--~l~till~~r gtti~~ - ~f~1-ei~~0 vre~-~TICJlV~ Jlvera~~clf==1 ~~~~_l~rvival)le~~do~rmpeIreacti~zrl_ _ J bush~l- ~~el~~ 1940-~L ~~1k_1

Pc -ilij June 1L1) -Wosf Bu ~Bu- I11950 65 29q4 22 35 568 317 316 2 I

11992 6525 25 34 557 3098856 69 P 20 3 36 592middot 295

11956 66 2pc 26 2 32 57r 28011669 65 33lt 24 2 34 564 26811844 56 25 27 3 36 568 25811952 702~ 20 3 35 58824412102 5626 27 3 33 57 7 22112101 61 26 27 3 32 568 19411973 57~5 26 3 34 55~(j 19112000 51 43 25 3 33 55~4 18610094middotmiddotmiddot 84 Z6 26 3 32 543 17411964 56Z6 25 2 30 51-0 17111971 74 Zo 26 3 34 518 154 11972 60~7 27 3 32 518 15111673 57Z5 26 3 34 526 118

1142 76 Z7 c 28 3 34 550 itG11999 46Z7 28 3 31 539 14612104 44 Z5 28 3 32 amp-10 137

6251 69 ~rlmiddot 28 3 34 550 13511970 63Z6 26 3 37 510 13~iJ12103 middot16~7 27 3 30 539 13311823 51~7 28 3 31 17-2 13211969 - 52 Z7 27 1 32533 13611970 13 ~6 27 3 28 195 12312106 41 35 25 3 30 510 -110111975 29 (37 28 3 28 190 6612105 29 AS 28 332 510 6SllSn 39 29 28 3 2810 55 174 20

I 1197e~ __~~ 29 28 bull 3 2747~~_54 185 19__1

Standcud error of 8i differ9nc~bet~loenth9rmoan yieldsQany1-wbV1arieties 298 bushels

l 1 and 2 arc degrees of resistance 3 and middot1 degrees ofsliscoptitbility

f

46

J

109 10

106 1191 17

120 994 15

106 ll101 1393 1679 2090 IS96 14 G5 19

Ronk~-

i150 2 t141 4

I154 1

137 5147 3 I

130 6

128 7124 S

Table 19 (Cont inuod)

AlliOJlce NebraSka(Thiee plots

C~I

number

12102 80 JiinC3 21 610 21312101 88 Jime3 3() 625 206

1112 88 JuneS 27 610 1$911669 85 June 2 20 605 lSS11972 83 JJine 3 19 615 lS712103 gO JUlle2 20 600middot 18~9

6251 75 JUIle2 23 620 bull lS~311973 87 JUiEl 2 19 615 lS111673 85 June 2 21 610 IS )12105 60 J~l 23 605 17910094 97 Juil3 4 18 615 18-511844 90 Jun13 1 20 EiOO 15~912104 middot83 JUfl92 20 595 15712106 $3 JL1Q 1 22 590 1511992 S1 Junel 21 56~0 15311964 160 June 2 19 580 119

8856 83 Yay30 20 590 13411999 88 Juile 2 17 600 13312000 ll8 JUIioZ IS 595 13311950 87 JU1Q 2 17 570 12middot2U969 90 Juno2 17 590 117nS74 88 Junel 18 580 ll6ll91 92 June 2 17 575 ll211952 M Juno 2 16 58middot0 1071+823 87 June~l 18 580 10311970 OS June 2 18 610 9911979 68 Junc2 19 585 8611975 15 Juno 2 21 585 B911906 ~3 JUne 2 17 575 061197 78 Juno 3 19 600 84

Standard error of a diffcrcnCebetwoonthe moan yi~lds of ~ly twovarieti~~ = 389 bushels

iL-s

- 47-

STANDARD EBROBS

Standard errors were calculated for each station as outlined on page 21 of this report

In table 20 will be found the number of plots t average yields and standard errorS for the unishy

form nursery grown at each of the 12 stations~

9-411512

7middot63575

132227237145

187321335205

265453474290

696 492 348 891

369 301 213 719656 5~36 379 1057

331 209 148 1279864 546 386 7329 Ll0 7~68 543 1228

353 249 176 1101

1 73 298 211 1234188 399 282 19~25

---_

Imiddot -l__Stl1daril er OJ opound a ---_== iSbgle~DifferOJ1Ce ~l 1

I plot between oeDLlS lfuSlio-rs=~rcenr

(Bu~hols BUshcs Ij

ITexns

Denton 4 1403Chillicothe 4 1501Bushland ~Irrig~ted) 4 3105Bushland Dry) 4 252i

OklahomaWoodward 4 3904

hJsosIvbnbnt t an 3 2964hys 3 3585

ColoradoAkron 5 1157Fort Collins 5 5270Hesperus 3 4416

IowaAmes 4 1599

NebraSkaLincoln 5 1710Alliance 3 1465

Table 20 - Nwnb)r of plots averGge yield and standard errors for the uniform yield nurseryat each coopmting station in 1941

NUmber -+---XVerageStation of yield of

~lots vDrietiesbushels)

SUIJlifLBY OF NUBSERY YIKLDS

The yields of the 30 varieties of winter wheat groW1l at 12 stations (13 nursories) are

sWllIIlnrized in table 21 whore ~he varieties are listed in order of the 13-nursory average yield

These avemgcs arc of int erost only insofar 1sthey shaw the generai adoptat ion of the vcriety

A more detaile~ study is possible i as the vcrieties also have been Dvercged and ranked by Stotes

Pmmee hDd the highest aVerage yield in 1941 rhis v2riety rankod first in ~exns ol1d

f Nebr1ska sixth in Oklahoma and Kansast f()(rteenth in Iowa ord seventeenth in Colorodo In 1940

Pmmee ranked second in the nursery and again made its poorest record h Coloiiado Cheyenne x

Tenmarq (CI 11972) rnnkcd second ~~ing its best record in K~s~s ~his strain ~id the highest

average yield in 1940 Li third place WC1S KalTv2Je x TOl~rq (cr 11950) a wheat that ros been

high in yield for sc)voral years in spite of a tendency to shcttor under certain conditions

KamiddotNalO x Tenmarq (CI 11992) rOJked fourth culd KDxNnle x ~e1llIDrq (Cel 11956) fifth ~he avo

rage yields of the four leading varieti~s differed vGry little It should be lintcd out that

tho first tlOlve vorioties had ~oxmrq as one parent In this sune group four varieties rod

KmNale os one Drent DLid i~1 three cases CheYOJu1e laS used in the ClOss Eighteen hyblid strnini

rI

IrImiddot

I

bullI I -- per acre Iz IN1rm Iemiddot Iowa eP~1rP CoIOrte1o pound ~

ii C~I I lIuh- 1 I I I I I I 1 ~ I I I J 13 I=~ i 1Cldl-1 1IIiu1 1aIIilble- JIBIIIlIOOl1-middot~ 1AIlbmkl ill8$iLi_ AlU-A~ BamkJori aAllnDdleit- Ae-JIaak1 I S~ 1 u- DIF (rnc~ -- rampampel 0middot I colin aileerace middotJCol- i tPenalftCllI lut1eot1IenAllid)_ I ~ bull I bull 0 I I bull UD I Imiddot I

I

III

Jampbull

I -

iftliaart errOl o~ bull _ (1IuIIelII) 132 227 1115 2- 096 21 3079 211 1middot16 211 2~12 116 86 1118 5middot1l 228 0 080 J I Is~ error ~ bull _ (~) 91l1 1512 515 16 5005 1middot91 11910middot51 639 1101 12- 19025 nll 132 1219 ~2I 6JJ 11l II I

- 49-

ronked obovc Faxly Blockhull ond 21 nere obove Blackhull OCld Nebred Again the Hope crosses

failed to give good yields as Hope x Tuxkey 1069 rmkcd cightcenth Hope x Cheyenne twenty-fifth

Qlld KlJlred x Hope tVlCllty-ninth In the 1941 nuxsory three strains had [werage yields lamr thDn _

Khnrkofchock

Tvrenty varieties have beon grovm iE the nuxscry for the 2-yccr period 19middot10-1941 Clt 11

stations vlith 12 nuxseries These dnta are presented in tob~e 22 lhcre the yields are avoraged

by States and the vC1rietics are listed in order of yield at all statiolS Cheyclmo x Tel1m~tq

(C I 11972) bad the highest avercge yield being consistontly high at 011 sttions excGIJt in

IO7au1d l~ebrcsko uhere wintorkilling wos heavy KavJValo x Tenmarc (Cl 11950) roikcd second

and PmJnee third These tvro strains had consistentB performuncos except trot Pavmee roc1ked fifshy

teenth in Colomdo Kawvale x TC11lIlurq (Cl 11956) ro1ked fourth COlIiltlIlChe shth 1hrly Blachshy

hull tenth and Black~u11 tvmlfth Nebred and warkof hnd avcroges considerobly lovlOr tlmn the

earlier vcxieti0s Etrly Blockhull x TollJDXq (CI 11952) hod 01 IverG-go yield considerably

higher Uwn Fcrly Blackhull In spite of tl-Je viintcrkilling ct the more northern stations grom1g

nurserios in 1941 tho oorly lalf-rustresistCJ1tvcrioties rlgcin rere at the top of tho list

for yield

Dato for c1klXocters other than yield cxe Qvorcged and presented in table 23 Since all

stations did not report the same datathe number of stations entering the averages is shawn at

the top of each column

Winter survival data show Nebred to be the most hardy variety in the nursery TvJO KltUlrea

Hard Federotion x Tenmarq strains (CI 12105 amp1d 12106) proved to be rather tender The rest o~

the varioties lu1d survivoJsthnt variod aver a I11frOVl rongo bull

Farly Blocld1ull is still the earliest vorioty in the nuxseryAt cleven sktions ipound 1VG-o

raged two days oarlier in headbg tlJDn Ebrly Bladldlull x TenmGrq (cr 11952) and three days

earlier than ChcyoTJ1Je x Thrly Blockhull (Cl 12000) Sevoetecn hybrids in the nuxsery rod rnv~

rage dates of he1ding e1Tlier thlt-n Block1mll ~Xkof ws the latest V1rilttty in thG lIllrSor

This gives a clear picture of the empmsis being ploced on cCXly vrheats in thoarea Ripening

datcs bring out about the same differences Qlthough the sprood is not so grect

Height measurements vcre reportod from all except one nursery and the averages showed

KltmredJhrd FederCtion x MiIlJmrdi-Mintuxki (CI 11970) to be the tallest and Hope x Turkey 1069

(Cl 11964) the sholtest athel vaIieties shOUwd very little differcl1CQ in averag0 height

Lodging data were reported from four st~tions )J1d indicated some differencesmiddot ~he weak0si

strawed vrieties were l31ockhu11 E1rly Black1lull and CheyeIlile x ]1rly Blcckbull (Cl 12000)

The IGastlodgir~was reported for Nebrad Ivbrtin x TOJ1PlOrq3 (CI 11823) and BltLckhull x Ten

marq (CI 12102)~

--

faltb ~ -~ of Bence Fie14 of ZO wbhr whea YUieU cr- ill _Uelll Fie14 _erie bull U aUon in lla 1l8I4red riDur whea 1eC10nbull 1~1

a I t llpllle1 pH Ia I I Jtpe Pr I Japmiddotu COXon4lp I Ina f - 1tratIla ~I bull I I IJlaU-Illpell-l I I I I I I I I I I I I I I I I I 2 I

1 t 8Iie7 or I 01 IDa- 101l11l-1 1Ul41 1a1llAn- lBultI1J~III lAy I Ihr I Ay i a I Ir IAlA-IAy I I- Ia I _811 on I cohe(IlIi+(Drr 1l8p I - IftIlll 1lIuIk1~I_1 daDk 1001- 1p8n81 ZIJaIi-IJIaDJt I aohle I r-BaDkIUle Ia I I _4118114) I I I I I I 11M I I I I I I I I I

IIq~n z 8uaIq 1172 ~1 205 29 11 232 3 40 1 ~9 32~ 31tmiddotl 3 506 ~12 1Ns9 3 ]66 7 221 15 I bull 312 IlKarial i arq 1150 2O1a 151 281 19middot1 20 bull 31t l 1 352 386 1 ~~ 9 ~7middot2 5 middot7 5 llmiddot 10 211 t 30 I11_bull 11669 25middot~ 21 32middot0 lbullL2~5 I 31middot0 _o~ 29bull9 311 ~

3Tbull1S 19 ~ -~~l ~ 271 ll~ ~1_ I

llawnJOZ aDUlq 1156 21middot ll ~1 16 235 2 36~ 5 31middot3 30 ~lis ~~ ~3~2 13 280 bull 9 i

llured-IIuIlJe48laUonz8uaIq 11971a 2115 162 middot3 162 203 10 38middot0 3 2 ) 561~ 50middot5 2 369 6 2001 120 16 13 291 IIaouoie 11673 252 21middot3 236 16 217 ~ ~7 9 350 29 5 bull ~-6 5~515 1 5 1 22 l~O 1S1 12 29 IllallJ B181llt1ml1 Z auaJq

~=281 176 23middot1 15middot5 211 6 1 2 3S~ 31middot1 2 7~5 ~o ~ 19 0 272 106 I 7 291 I

lIaIlIet Z Blackmll ZO 11 269 169 206 9 JIJbullbull 6 1lmiddot7 ~ 210 lis 7 10 356 11 276 12 ZO~O ~ 212 I I

IO~lIIIile Z aazq 11~U 19middot 21 290 15middot0 21~2 5 ~o bull 6 276 30middot6 7 ~ ~0~7 11 35~ 12 2 1~bullJ 5 bullbull1 I~1ulJBlacldml1 IS 25middot2 18 1middot5 11 1middot3 12 llmiddot~ 12 6 1~ 260 12 ~9 0 ~o 9 32middotmiddot16 32middot5 lG217 1 269 I

1~1Di ellMIq 1112 middot215 181 26 lla ZO2 11 32middot5 io 261 226 2~1 11a ~6 400 ~5 bull t 7 10~~

1011~bullbull 16 265 I Blokml1 6251 21 llal 21 10 17~ 15 2S1 15 211 ZO5 2~ 15 ~ 509 ~7middot1 ~6 l 17 11 26 Iilaprell-llull JederaUonz II1Ilha141- IIi lIiDUrId 11970 196 10 211a 12 11 l ll 12 26bull 262 26 11 52 l Zf-l li 1~ 206 l 120 ~~

260 IIJ~_ a011iDe eleoUon 119n 182 12 22- 5 156 19 31middot5 11 ~bullbull middot215 25middot71

~~ 1 ~ 1 221 1 1 260 1Ie_et 1~ 221 102 21a6 10 169 17 - 267 18 2 186 218 19 ~t ~~6-11 110 2 2~2 128 18 11 ~~ lliope Z alureilD 1~~ 25 1~2 290 17middot0 20~ 7 27 19 27 26~ 27110 1a52 ~ ~ 18 27~0 20 18 1 1 18 7 IlliieIkof 13middot0 111 2 1~ 15 20 271 i7 27middot2 12 227 11 ~7 31 1 1~ 36middot6 7 225 150 11 bull 2~ IlIaDJoe4 Z Iope-Bar4 JeIlerUOD 1115 2middot3 12 2lJ 106 170 16 29~ 1~ 260 21~ 2middotZ 16 ~7~1 ~7 1 15 ~9 l1 12 0 li ~7 23middot I1bDie4 z IIope 11976 212 11middot7 250 12middot5 17middot6 lla 27middot~ 16 25middot7 215 2 17 la 2 ~s 12 27middot1 19 18~ 1~9 12 1 2 IICClllp01Ul4 orobullbull 11971 1~9 11 26 16 15 18 22middot7 20 20 207 20 20 1 3l~ rlmiddot 20 212 18 11 5 10 20 21_ II l-

~I

-

Leai rust

Varieties roving

- 52 -

reodings were reported rom five und stem rust reodings from twomiddot stotions

low re~ngs for both diseosos were Jomiddotllee KvlVole x T~qmiddot(CI 1195Gi)

Hope xT~key 1069 (CI~ 11964) Hope xChcy~rme(C~I~ 11969) und KovNQle xT~1IllQrq (9I

11992)

Kernel plump~Ss data were2e]orted from two statio~ aha these havegtbeen averaged and

DATA mOM TREDlSEASE mmsmus

Bmfr NUElSmY

For convenience tho doto from tho vniform Iilinter nhcot bunt nUsery ore includod in this

report Tl10se dnto (table 24)Tore ~ecurec1in cOQpcr~tion with AgroiJqmist s O)ld Potllologists

working in the area

j

f

1

- 53

UNITED STAT1S D]PAaTMENT OF llGRICULTURE

Bureau of Plant IndllStry

SUMiYIbEX OF THE GBElu PLAINSmiddotUN1FOBM WIhrm~ BUNT NUESmY 1941

By HI A Rodenhiser Pathologist and K S Quisenberry AgronomishWheat Investigations TIivision of Cereal Crops and Diseases

The uniform winter wheat bunt nUrsery for tho Great Plains area wos continued in 1941 inthe same manner as in previous yeaxs This report presents 0 sumnnry of the d1toobtoined in1941 together vlith lbhe averages formiddot the vaxietliies grown dUring different periods from 1932 to1941bull

In the fall of 1940 50 varieties and stroins of uinter wheot were SOVl1l in duplicotC8-foot r01S ot- ten stotions in the GrCtJt Ploins and ot BozemaJ1 1bnt KecrneysvilleW VoBeltsvill e M4 and Logan Utah BeCouse of unfovor2blc environracntalcolldit ions for bunt Jonshyfaction or subsequent plont grovrth no cL-m VlOre obtolned in the nuDseries seeded at- Lincoln andNorth Plotte Nebr and at St Poul Ivlinn ThedJta from 10 nurseries axe averaged The SllUt trot developed in the Logan utah nursery was caused entirely by the so-called dworf bunt orgOroniso and therefore the infection pcrcQntltgcs ore not included in the averages for other stationsThe nurseries included vorioties that hud shown resistw1ce in previous years and Igtromsing nm7strJins supplied by sevotal of the cooperat ing stat ions

Inoculuo for nost stations inS obtained fron the previous years IfUrsery at that stationby selecting bunted heads poundroD all infected vriGtics end froD collections DQrle froD faroersfields in the State where the test was made For the IvWiliatGan eXperioent the inoculum laS acomposite of racos knovm to be present in Kansas For the Kearneysville and Beltsville teststhe seed was inoculated with a cotlposite Dade 1lp of inoculum frOD all of the other nurseriesClean seed vms planted in the Logon nursery Q1d infection resulted fron the soil bormc organisn

The vurieties axe listed in order of the avertge infection at the 10 stations Thesemiddotaverages ranged fron 01 to 671 percent The average infections for SODe standard varietieslere as follows Ridit 20 Relief 26 Hussor 32 Minturki 91 Yoga 95 Nebred 103ond Oro 172 Of the susceptible check varieties Kh1Xkof had an average iIlfcction of 360 Cheyenne 39bull0 Quiviro 518 and Chiefkwl1 671 TJO hybrid strains hnd averogo infectionslovler than Ridit These were Oro x Turkey-FlorQamp1Ce (F9) and Hussar x Kmred (CbullI 11989) Fourselections fron the cross Hope x Turkey 1069 bad aver~ges 10Ter tlDJ1 the porelit varietyTurkey 1069 (CI 10016)

At the bottom of the table are shovm the average infections by stations rhe heaviestinfections with inoculum other than the dwarf bunt vmre obtained at Bozeman Ivlont Fort CollinsColo and lviurJbattan IWns A study of the lbnhattan Akron Fort Collins ond Bozemun dda gives some indication that different races mltJY be present ot these stations The behavior of thevarieties at Logon is of interest in thlt some of those eorrring rOpoundistance to the races presentin the Plains are also resistant to the dvrnrf bunt present at Logon In other cases strains trot

are quite susceptible on the Ploins see~ to be ~oderotely resistent ot Logon

Longtine averages are shovlD for vorieties gr~m for more trAT) one ye~bull For the period1932-41 Turkey 1069 (CI 10016) Nebred ond Hussor hcvo the 10middote st avero~es For the 3--yeorperiod 1939-41Hope x HussCX (C~I1l834J Relief 2nd Hepe x Turkey 1069 ~CI 11964) hmiddotweshmm the nost resistance Severol of the vcrieties trot mve beon highly resisttnt in thesetests and are othervlise agrononica11y desiroble axe being tested llith individ1U11 races tht havebeen identified in all of the wheot grovling areaS

bull j

i

86

j 1O~106101

7middot96

middot_----~----------------~~-~-~------~--------------------

rI

55

UNIFOBlvI WINTER vrnm RUST NURSERUS

In t~bles 25 ~~ 26 ore presented dQto qn severity of le~f~rust md s~g~~~t infection

on the 30 voxieties qf winter vThed grown Ll rust obss~tion nurseries t~ltgQgheIJ~ tho oountry

in 1941 These nurseries Jre LUintained froD yeor to yecr ~s part of n J1Jert ~elQUrQh progrno

corried on Ll coopcrotion ui th agronorUsts and patll010gists erployed in the ~evoru Stdes CODshy

cerned Lcter t 0 cooplete report of these nurseTies ui11 be issued 8c1d th9 rust percotCges my

not agree ent irel rlth those presented here since the clto sItovm in this less de~oilecl raport

include only figures for the severity)f infection

Differentiol dato for leed-rust hlfection -rare obtdneclfor the vcriotips ot 20 stotHJlS

(toble 25) In cnlcul~ting the over~get Q trace (T) ~ns considered2s equal to O Aoong the

seuihJrd whects Hope x Russlr (CI middot11682) Hope x Konvde (CI 11959)~ ~lcl Red Rock x BGpe

(C o 11821) Ind the lC)VTest ovemge infoctions Of the lnrd VIhBats IIt-uqui110 x Oro (CI 11979

and CI 11851) t Hope x Cheyenne (CI 11969) a1d tavrvnle x Tenrnorq (CI 11956) had averoges

less thaR 20 percent In the snme tests susceptible voriotieshad aver~ge infections of from

60 to 715 percent

Stem~rust readings showing differential reaction wore raported from 13 stations (table

26) Among the hard wheats the mosb pronoun~ed resistancQ vJUsmiddot shovm byHopb x CheyOJlIle (CI

11969) Hope x Turkey (CI 11964) Mnrguillo X Oro (C~I 11979 Cw1d CI 11851) t ond R-044shy

Minturki x lVJinturki (CI 12022) Of the semihard mGQts Hope x Knvrvole (CI 11959) and Hope x

HusstX (CI 11682) md low nveroge infections

Toblc 25 _Severity of 1e1 rust infection on ninter nheQt vQrieties gravm in the Uniform Rust Observation Nurseries in 1941

VGriety or cross

~

5355 302 50T+ 25

15 305 15

1 70T 501 65T50T 35T+ 10

T 301 50

1 65T+ QOT 5o 10o 1 T 25

0 25T+ 30

T+ 30T+ 45

433131054 4128

30 13313~3

806570

70 36765 11975 56770 46460 24460 26140 180middot25 15835 15465 21865 190

170 261

80 63 080 71535 35880 64910-63 390Q5 8HO t9 010 t5a I1099 OJ

15 117 m15 124 I

65 245

B565

100100

6520202540202515

46 SO10 50609025 5T 10T 70

2S 1525 lt1585 6040 80

T 255 40T 25T 255 Z5T 25T 10T 20

251015

TTT

20355

2010

15203030

52020

101010

1

30 25 80 - 9025 60 80 9015 5 80 8020 65 80 9020 -40 60-8Sshy20 85 90 10030 40 60 9010 T 25 10

1 T 20 105 T 10 20I T 10 20

T 10 40

70502060eo6070101015

510

753075

55

10

106080704030401510102015

9595809595959020

5Q

5070

7010100102010

100100100100middot

75202020

T55

20

30506030104020

TTT13

503080TTT

75 5060 7060 540 8070 middotmiddotmiddotmiddot6065 9085 4040 T

3 23 2

25 T20 20

25351575T5

JO30504040252020

55

103

9090gt9595Sfr80857570657030

8585

51060G5

8090

70207580556570551095

2525402510

TToo

oT

402585-~

T

-

85100

254065shy6525

5T

3T

10

3525middot9590

52525TT

105T

759510

10085

10075

5252

15

5060

100TTT

35

2525

325

3T2T

3

225615

115

5

)5252010

5352middotJ

515204025

60 7560 9510 545 10000 100Z09015 20

5 55 T

30 T3 T5 T

355

75T5T

7590306585-85452010101550

1530

57

1055

-0ooo1+

607075551045

51020656065

40755580755520

3551

20

T122

5211T

502510

253010152510

51TTE+5

TTT5

51020TTT

152025101510101515201015

50754050404020

T

fSoit Bed ~hignn Amb er 5620 751 TiUIllbu11 5657 80~~tDcnton 8265 50ti bullbull M(3Jster 6471 90

~tmiddotgtoiit~~~ioncon ~f~ ~gampi Purdue no 1 11380 80r~WijDas1i 11384 60t middotEUitzsel x Hungarian 11849 50~Fultzseh x HungaXion 11850 45~rbulll ~tz sel x HuDgorian120l7 30)middotFultzsel xTJWIlbull 12018 40

~H~eHt~=Redmiddot 4843 50~l Kawvale 8180 ~ 35 I~nt~~i 6155 50I Hope~Hussor 11682 20 HQpc~ KuwvrUltl 11959 20

Red~o~k x Hope 11821 35

atI~ ~ep7 51 A6 I~liiiiibda J 50 Tcnmarq 6936 65

Kharkof 1442 75Mala~of 4898 80Comanche 11673 40

I Pawnee 11669 30 Kawvale x Terimarq 11956 35

Marquil10 x Oro 11851 50Marquil10 x Oro 11979 30HOpe x Turkey 1069 11961 25Hope x Cheyenne 11969 20E-41oMinturkix Minturki lAJ22 70

~ -l

=_---~------------ ~----------------_ --~~~_-~~~

Table 26 - Severity of stem rust infection on winter wheat varieties grom in the Uniform Rust Observation Nurseries

11lJ~J

in 1941

----[AverC1ge for I13

stations I

I519467500515492538 j488566 1

558 CJl591 -J

535 I-

535 j

467 j

290 219 i

5-919 ~

318

18320028828513818613~8

4429220511

1

)

--~---

30 100 75 T- 30 100 65 65 20 65 2035 100 80 T 20 lOO 65 60 15 65 1530 100 80 T 20 100 65 70 15 65 3035 95 85 5 20 lOU 65 70 15 65 3540 100 70 5 25 100 65 70 20 65 545 100 80 5 40 100 40 80 25 60 3545 85 80 20 20 100 60 70 20 60 1550 85 86 10 30 100 65 80 20 80 4040 90 80 20 30 100 65 80 20 70 5050 100 88 40 40 100 65 70 10 80 5035 100 90 10 40 100 65 60 10 70 4555 90 85 5 WO 80 60 5 70 40

10 75 90 25 FO 65 60 5 65 T10 90 40 10 15 90 20 15 2 25 25

5 20 60 T 15 80 15 20 5 10 10T+ 10 T 0 25 5 10 1 T 20

15 T T+ a 5 5 T T 0 T T10 60 0 20 lOO 25 45 15 25 -10 3 25 10 20 90 5 -~ 15 T T20 10 25 0 15 75 20 10 15 T T25 - 15 55 0 30 100 25 20 15 l 10

5 20 60 T_ 20 100 25 25 25 T 1020 T 20 0 15 80 5 T 5 T T20 5 45 0 15 90 10 15 5 2 T15 5 10 0 15 90 10 T 3 1 520 5 5 D 5 T 5 3 T T10 T 1 0 5 10 T T 2 T T

5 5 0 0 10 5 T 1 T T5 0 T 0 0 T T T 2 T T

30 0 2 0 10 T 5 2- -T T

0 e IMchigan Amber 5620 40 65Trumbull 5657 2 50Denton 8265 10 65Fulcaster 6471 15 65Ivioditerranoan 3332 5 70Minhurdi 5149 10 80Purdue No 1 11380 10 50Wobash 11384 25 65Fultzselection x Hungarian 11849 20 60Ful tz selection x Hungarian 11850 15 60Fultz selGetion x Hungarian 12017 10 6~

FultzsGlection x Trumbull 12018 2 50SBmihard Red

HUssar 4843 T 65Kawvolc 8180 T 35Minturki 6155 T+ 45HOPe x Hussar 11682 T T

HoPe x Kawvolc 11959 0 TRed Rock x Hope 11821 T 50

Hard HedtKnnred 5146 0 60TeIlll18rq 6936 T 70Khurkof 1112 T+ 75Molukof 1898 T 80Comanche 11G73 T 35Pownoo 116G9 T+ 35rowvule x Tonmorq 11956 0 25M1rquillo x Oro 11851 T 10M1rqui110 x Oro 11979 T 10Hope x Turkey 11964 0 THope x Cheyenne 11969 0 TH-44-Minturki x Minturldl 12022 0 T

Is ft R d

Variety or cross

Ii

~bull~bullbullbullmiddotbull1

~ ~

J

-~

rmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddot

~

- 20

Table l-(Continued)

936

108

282286

285302290

11040~239038938738~6

384382381381381

6261616063606063616162

1940)

62540

650206577~542560045032sect300

1139384039

- 404038403738

2223232122222423222322

18222220202223222221~1

Novrttirk 6p35Yogo 8033Kanred x Minhardi 111726yenewturk x Kl~re~elog1ina 1667 12~07l1ontnna 36-Beloghna 1667 x Kanred 1~108Minturki 6155Turkey x Kunred 111725

IMinard x liiinfurdi aB88 Yogo x Oro t selection5~---Kaxmont 6700

Turkey ~558~ed-(Bclog1i~-Buffuri5545)-Knxmontl x

(MinQordi_Knrmont_Mirilmrdi) 1]744 21 22 41 30 SO 379EUreka x MilUkltrdi 8036 21 22 40 800 62 376 288 7

Khnrkol ~442 20 22 39 125 62 374 277 11IMinturki x Beloglinamp-Buff1J-lll 1~66122 23 40 105 61 373 293 5I Nebred lQ094middot 19 21 38 450 62 368 263 12Marmin 1150219 22 middot10 700 62 329 2~6 13 i

I Staruiard error middotOf a aipoundpounderenceDetVfe~n-thc uleltu1 yiofosmiddotoCbny two vCrieHes _ I tHbUsnols--- i

ampvro middotjfo~t~1](Three l50-oorq plots speded Sop-tenber 23 emerged October lt1 lSl40)

VOXioty--cros -r~r 1loi~~yen~Jb-tr ~EI-s1l~~r ~ilmiddot1--- --------- _ L__ runeYciY -(r~)--L-(rbs u)----rsu-~

lKarmont 6700 7 11 27 616 i58 202 3 IMilJhrdi x Minturl9 8034 8 1428 610 258 193 7Kanred 5116 6 14 26 616 256 205 l I

Novtburk 6935 6 14middot 27 614 256 205 1 IMontonn No 36 5549 7 1428 612 253 197 6 I

Kbnrkof H12 7 H27 610 250 200 4 IYoga 8033 9 14 2~ 604 247 199 5

lviinhardi j lkinturki 8215 7 15 27 602 247 176 12IvanturJcent 6155 e 14 30 601 214 134 3 iTurkey x WunessQ 8028 G 14 26 GO6 241 IG9 13lannrd x Vd~rdi 0003 0 14 28 Gl0 225 170 10Minard x iiilhardi 3839 9 15 20 GOO 225 17G 10Nebrod 10094 ~ 11 26 810 214 180 9IMnrmin 11502 9 11 29 606 lCl 151 middot1lt1

I Standard error oj D difference bctvlGen the melt1L1 yields of any twou

v2-rietics- 130 bushel

~

STtumAw ERRoRS

- StllIldai-d errors have been9alculalied for yields whor poiislblo The accuracy of these~ t

erors mar beopontoqct9stion3incethO p]ots were notalCioIllized et all of the stations Ranshy

dom arrcmgoments were used at the Toxasand Minnosota stations Statisticians do nolll agree as to

whether or not a generalized-error obtained from nonrandomized plots is of any use From the -

agronomic standpo~nt it is felt that the~tl1tistic i~ of use although it is ro~iz~qtpat tbe

valUe IIIEliY notb~entirelY~6rject Just how far wrong it mew be~s not known

The anaJysis of vori~e wns used for tho 1940 yield data at each station Total var-

onco wns obtaired and from this WO$ subtracted the vJlXionce duo to varieties uno duo to raplie8

tio~ the remcentnder considered as due to error To obtain tho stOlldord crror of tho moantho

sguaro root of the meon sqBamp0 due to error or the standard deviation WaS dividtld by the

sqUarc reot 6f the number ofmiddotroplicntions for oachVnriety Thestnndard error of 0 difference

w~sobbainedbymultiplYitig~hestaldorderror of a moon byV2 1

The sttinaJrd error of an I1vorcgo Qf ovcrcgeswas dctorm~ncd by tho form~o

wh~ro a b kac --n ~emiddotthe soparotc$tDYJcl~darloors and N =tho number of scphratGav~rages

Thostlmdnrdetror iIi bushels mcw be exp~essod in per~ent by dividing the stf)ndnrdo~r9r by tho

meon yield and multiplying by lO()~ Tho SUIlL1ory of these stondo-ild errors is shown in table 2

together with tho number of plots and ovorGgc yields at each station

l

~

~

t

l ~ ~_

3middot4

41middot

229 1S-3 232 132 5684 ~39i 5~53 3~92 277 817 ~

I t3 2483 187 153 108 4~354 $159 2~5 153 108 3~423 3525 225 184 130 369 t

I4 1395 ~89 275 middot194 1391

5 ~O32 2~88 i82gt 129 6354 lS98 266 188 133 951

I 3 ~lA5 250 204 144 1258

3 ~5n 359 293 207 13173 2485 378 308 218 877

2 ---_ ---- ---IJ

3 ~609 8~1ltb -119 296 820 ~

IE~27

3 4bull84 39gt 279 middot7911

- 807 205 1041 102 a~middot683 2399 159 130 092 383middot - -

Table 2 - Humber of plots elerge yi~ld c41dmiddot gttmdtmiddotrd errors for the plot test at caeL coop-erating station 1941 i I

I l

~oxns Denton

Chillicothe Bushlandmiddotmiddot

OklDJlOmbLmrton

WoodVIard~ K-ms~s

i-ltJL1l1Dt t ani R1Ys Colby

lt middotColorado- Akron

NebraskaLincoln

North FIr-tteMinnesota

WtsecaSt PaulGrclld RapidS

North DGkotnDickinson

1yomingSheridm

MontoxaBozemanMoccosinHavre

t-

The yields of the uniform as ve11 as other varieties grm-m in cooperative experiments

have boen summarized for the different districts and states Vlhore possible average yields fo~

the last years (1939-041) ore also givbn

Districts

SUllll1Drie6 of the yield cwta forthe uniform v3Xioties grm-m in 1941 ond the 1939-41 aveshy

rages vThere available arc presented i~ toblcs 3 to 8

In the southern district in 1941 yields VIore reported from fivest~tions vn10re ton vari~

ctics 7ere grolm uniformly The dta arc presented in table 3 There the vorioties arc listod

in order of average yield ~KarJOlo x CCllLnrq (cr 11956) in tho uniform plots for the first

time ranked first YJith on average yield of 273 bushels per acre Pmmee rruuwd second and

COll1Ql1Che third Chiefkan had an averpge 7 bushels less thJn the leading v~riety Kcu1red

Klnrkofcu1d Blccld1ull rere at the botton of tho list

_23 -

078

4~97

132

568

1~80109

917

of 2 00Dl1bull oIIt

Stondrc1middot prror

StU1d1rdprror of 0 Doar

Toble 3 _ SUOJ1Llry of overogoy~el~ of tho uniforJl lirtox ~J10t vdobi~s gtQJn iyenl~p1(rt~~sts d 5 stdi02S hi tlO southori clistr-i~t 1941

j --~middotmiddot----------iif---middot~middotmiddotmiddotmiddot 7W+g~ro[Cfr--fnbusroi~~t ocr

1e ot i ~I_-~--II

1lXioty or co~s C I tliITli ~i d bull bull Avorago

I~lili1bormiddot Denton I cotho_ Busll~c4J La1iron- IVoodvffixd _--_____ i

K~iVolO x TOIlnIq 11956 86 172 397 4~H2 42middot~l) 273 ilmmoo 11669$9 13~236~8_ ~6-342~ 7 25~2 IComnehe 11673 110 101 333 ~16 388 250TOIlIlUro 6936 74 165 299 267 3-88 239KDNDloB)80 48 74 303middot 287388 220Chidkon 11754 52 129 32bull5 205 302 203Jlhrly Bbckbilllmiddot~middot8856 66middot 1O~8 IS~7- middotmiddot242284 17 9

lKmrod 5146 48 57 268 219 249 16-bull8~1O-rkof 1442 29 77 245 199 241 158_Bl_1C_kl~ulh- middot 6251 54- 100 19=1--~~15 bull~1~_----29~bullO__ 157

bull of bull

(bushols) 114

(p~cont)~middot 199~middot~ --

In orelor to SO7 tIle _b ellevi or ~f the vriotios for C SOtlOTJtJt longerporiod f the overCge

Palm-ee 1Ccl tho

~~o varioties are listod in order

~ yiolds for 1939-41 ~e sULlrnrized for 9 v~riotios ir- toble 4

of the roiC11tccl ovcr~~g()yield bosodon tlie rsuHs of 18 sktioryo~t tests

highest over~ge follOTed by Cononche CHCfr[lll ond IenrJLrq EJlcorkQt Co-1dmiddot Ifru~edInd the lotost

overage yiolcls The oiler ofmiddottilO lec-cling Y~~rictiGS is tle sene -os for the 1938-40 ovoroge e~

copt thd Tenrrorq m91l lQl$S lJigh0rthik~Blockhul1~

tests at 7 stu-Toble 4 - Su-rnory of over-ge yi~icls of 9 winter wheot viUieties gtown in plottiOllS in the southern~district for all or 0 -flart of the period 1939-41 =r SEelspmiddotr nciE --I

Vnrioty CImiddot ood Weightednumber Law on vrrd nv~~_ __ ---~----=~_--l

NulI1Poi ofyc0Xs grown 3 3 3 2 3 2 2 PnwIioo - 11669 middot205 190 - 1S-8 244 360 175 396 248Comrincho bull 11673 231 - 177 169 26-7 327 183 387 2t4Chicfkun middot11754 middot213 -172 bull 170 214 315 170 367 228TOI1JllQrq 6936 193 199 150 245 304 167 337 224

Blocklull 6251 1S-5 180 132 183 292 176 389 215Krwivcle 8180 174 152 155 234 296 305 21-03Ebrly Blockhull 8856 19-8 i81 136 206 286 192 294 210

J Klmrkof 1middotl42 148 150 135 200 27middot1 16~0 344 196W Knnred 5146 middot172 158 142 220 273 151 186

I~

Formiddotthe cCl11rcldisttibt ampitivJere reported froD Sixstt1tionsmiddotin 1941 (tob165) ~ho

d1ta orcfoirlycbn-sistcntoxclt1gttinmiddottho Coso ofNorth Plotte~ Pbirio6 ruJked firstuith un aveshy

roge yield nc~rly 3 busholshigher tlk~ Coonncho valieh ranlod second Cbie~~~ r~ed third

Tenrnorq fourth ond Choyenne fifth Nebr6d Bkiclrllull nnd Khotkofvlore t tho bottQm Qpound the

listbull In ViCIl of th0 ambimt of wintorkilling ot sorie of thcsostbtions thohighoverJges or

Povffiac and Cornncho weve 0 surprise In toble 6 the avorgQmiddotyieldsfo~ Jdh6 lost three yo~rs

h

for nillltl voxictics grOVI11 at six sbti Jns ~e s~izcd~ lotIlCO rolccl firs~ ~ayipg on jdvontogo

in yield of 14 bushels over Conll16he~ In third IJIQCc TcS Chicpoundlm1 foli~ved by Tenmrq and

Choye~o Korlred and Kharkopound l1odthehciWest ~vcr~cgc yields fOr t20 periodbull

Ta)lomiddot5 ~ SUDI~117 of~voiogo Yiold~ of tho uniforp winter whoet varieties grovm inp10ttosts~t 6 stctions in thcoOl1trcl (jlistrict 1911

) ~

B-- - Avr~go-riTld hb~Sle_ltrDlrO JiT--E V~ioty ~ Cmiddot Imiddot ~North Jvergo

______ ~- middot_p~lb~1ihJJ11[~ttan HrlYl-lC)l~1LJ llkron Li_~~~E1Pl~tte __~_

PavlIleemiddotCOIDiJnClle ChiefkanTenmarqCheyenneNebredJ31ackhullKlmrkof

11669 314 42~7 410 15211673 ltl96 406 375 185

11754 263 35bull 0 367 1646936 239 350 386 1598885 281 2p4 342 12-9

10094 220 259 346 1186251 233 236 326 163

1442 187 249 331 120

-

2981521921511842007

15911~6

108

435

Standard error of amean (bushels)

middotStundoFdmiddot eriorofti mdbD (percent)i___~__ _---__--_-~ _

Table 6 Suttlcxy of avorcge yiclds of 9 wbter yheat varieties gra-min plot tests lt 6 stashy tions in the central district for all or r1 pert of tne poriod 1939-41

middotf + bull bull ___ _--~~-------~-f-m--

middot-V~riety CI li--~yerrg~1t~1middot~__~l~$l1el~

1______ nuober I$lbnhattan EnyUQolby l-11lk=middot~ran~~middotJ===L==-=--~==w~1Humb0r of ~rc~~rs grom 2 3 1 2 3 3

Pavincc 11669 318 246 410 110 251 129 225Comcncho ~ 11673 91 i44 375 135 186 145 21-1Chiofknn 11754 281 ltl27 367 131 200 161 211T~q - middot6936 26S 21~8 386 12 175 144 199ChoyeIL10- 8885 270 160 Y12 lO~7 202 190 197Nobred 1()j94 252 176 346 10~5 184 194 194Blockhull (3251 250 16~7 325 125 187 158 18-8KcUed 5146 228 16~6 352 108 172 185Khnrkof 1112 i 21Q IG1 33~1 9~3 151 169 172 i-- ---- --_ ___-__-

~~le Yields obiinedin the nciJftperil~istrict ia 1941 aXe prcschted in table 7~ Ihtn wer9 1- ~ -

i-qgtortod froq 7 sktIcii1s YTithfour v~-iriotiQlpeing grovm illliforuly For the average yiolas ofbull I- i- bull

ti~se sht i~S J iun-irdx lii111nrdi (d~i S8SSS 112a 0 Slight~dvLntigemiddotin yield fo11oel by Yogo

Ivhrr1in und iilinturki in the order I11Jledmiddot Excludimiddot~g the d~to from St Pul 2nd Gr~1d Rapids from

tlO aver middotgQs iunrd x 15illlnrdi (C ~I ~ 8888) rDi1ked first IDirkOfseCOl1d ai-id Yoga t~ira lviil

turki nd LVJcIIlL ~Dd thcloues~lt1vmges ~1 though tllO sprc~Jmiddot b0tv~Wen thomiddotmiddot highest Clil-d lOVlost Oye-

r~ge yields RS lossthl+twobUshelsOvwro3-yomiddotr period ~ot 6 sttions (t~b1e 8) Yog0 Cild ~ - ~

N~bred hcl the SDO ov~r-ge yi old cl9sely f oii6lOel by 1Jiii-~ra x UlinlltJrcli (C I 8888) mel Kl~-crkof -

-~

h

middotmiddot 25 (If

j Table 7bull SutJIDary of avercge yieJdp middotof 7 varieties of vtiilter heat grOJIiriplot tests amp~ 7

stntions in the northern district 1941 _ J

C1Gie ago yield inJ]iyencr exe a middotmiddotycrag-neIdVarictyorcross ci~ 1- St Grol1d 1orJ- oze- lVJOe- T-~ b sti11

-=- __ numocr hioscca p9u1 JEbpid~ dan IlDJl casin vrc tions tmns=J

Y1iIJrd x Minh1rdi 8888 167 214 24~6 35n 32~9 382 225 273 291KhJrkof 1442 gt66 ---- ---- 364 397 374 250 ~---- 29~OYogo 8033 87 175 242 379 308 40~ 247 263 285wmont 6700 Oi2 _- --~ 382 387 381 58 ---- 282Hobrod

10094 90 364 357 368 214 279-

Minturki 6155 101 179 2312 333 316 38~6 244 256 2761hrmin 11502 18~5 200 ~~- 367 30~3 32~~_181~~59 _2~_

~

StondJrd error of 9-moon (bushels) )44 207 218 296 279 102 092 O 7~ 091 St~ll1dDrd error of ~mcan (percont) 1258 1317 877 820 791 2 68 383 338 352

------11 Excluding St Pbul and GrciidR)pids

Table 8 _ SUrnrDu-y of CvorL1g~ yields of 7 wintor whcnt varictics~0vmii plot tests at 6 stashytions in the ortherr district for 011 or n part of the period 1939-41

ifoight-Cd~ bull bullbull lt

I - d ~r~~101s Pj-ClO 2t -VJXiety or crQssgt middotmiddotCbull hor-I Boz~ iIoecj )ve- I

= i 11Uniber vifasocn iclcn-L-L1DIl I sin Ehvr_o r~ 0____

llfumbor of ye2rs grOqn 3 2 3 3 3 3

IYogo

87 L1509 199 298 8033 353 360 311 iNebrod - 10094 345 116 396 493 263 180 298Hinard x Minhordimiddot 8888 366 905 355 457 290 178 292Klinrkof 1442 308 92 383 494 277 200 292Karmont 6700 80 362 494 282 202 284Minturki 6155 316 97 349 164 285 184 283lvllLmin 11502 349 135 359 404 246 154 275

States

In scvorol of the StG-tcsthero lore two or more coopdr-diing st2ti-Jl1sfrom vThich date Tere

rocoivod- in 1941 At sono of theso stations only the unifort1 voriotiosmiddotmiddotiere grcim Thilcct

9thors aMit ioriaJ varieties were included It has been the practice to sUlIlt1arizethe middotdiitiJ by

St-tes by averaging yields from all stations within a Stato In ]941 more thun onc stntion reshy

ported data in Tcms Okluhoma Innsas Nebraska Mim1Cs0ta arid Montonn and summariltls wero

~ mnde up for thoso

In TOlqs lmiddotyoriejie~middot tero grOim at the threo sktions (Ina tho averoge yields oxo shown

in table9 middotKrlIN~O ~T9nparq(CI11956) lvbrlin x Torunlt1Xq3(CI 11805) Fameo 2LJd COIJQl1o

che hld the highest oVeroge yields For tho yo_Xs 1939-41 includh1g9 siction-yoors Pan1eo

Comanche me l~rt~l x ~cnr1IJrq3 (cr 11805) rll1kod the highest

Tw stptions rcportQd datg bOk1~10Ila in i941 (table iO)~middotKmmiddotIvnlox-middotTonriarq(Cl 11956

raJlked first COIp1chosQcond pndJawnce third Foral1or1i POxt of tho ~pcriod 1939-41 5 stu

tion_Y0Qrs Pamoe 1115 had the highest DVercgc yield follOlCd by CoCucho and Tenoarq

- 26 -

Tobia 9~ -l~vr~goYiold in ~ushdLs por ocrbof Tintor n~lot v~riCtioslt grOmil~ plot tests in OxS 111 1941 uld V101ghtod ovorgospoundor 1939-41

191194I9181185

16015 7172144166

---------~-------I-+----~-_---+_s---- I

-=--olt-c- u-----Ra--~middot-l I1middot I2 I5 I

I

I

218205190

181-179 169

- 14 bull6 )A2

124 120 middot117

115__----

11956 11805

11669 11673

6936)11754 12106

81805146

8856i 1442 gt

6251

ViriJtJ~ orcrcs s j lie1 I~--1----- -- ~ i-2luobvr

~~~~c~gt=~ Phvmoo

~ ~ 06nonchomiddot ~

6~~ 11middotI ~odIL-rd Fcdorot ibn x Tcrunrqmiddot~~o Jihr1~r Blaellthull

middot Kbarkotmiddotmiddot Blackhull

2i

6347

59middot~

1011

303314272280276

-254275249252248243

Table )0bull- veroge yi~ld in bushels per acre of wintcJ wheat vadeties grown in plot tests inOklaho~in 1941 DrJd middotvrcigltcCl uvcragos for 1939-41 I

1--------------- Imiddot J ~-)vcr CyiOIirTn--bu-Slh-Cl-S--------IVoh6tymiddot6i- cross j I c] 194~ 19~941

1----------__~__~ I numbor~ (2 stohdns) 5 stohon-yeJXs Bonk _

Kawvo10 x Tonmorq 11956 356Cornoncho U673 352

middot Pavmoc 11669 345~middot1VolC gt bullbull ~ 8j80middot t 338 ~centnmorq 6936 32$middotDhoyenno $B85 277]trly Blnckhul1 8856268 middotChiofkori H754 254

-Turkey 1558 24~OKanred 5146 234BIQCkhull 6251 221IChnrkof 1412 220

1 _

Doto wc~oroportbdcfmiddotr6mthroo shtions in Kll1s1sin 1941 (table 11) lith thirteon vori-

middototiosboinggrovl11uuiforI11y pavmoC~lod thohigl1ostovoroGo yi oldfo11owei by OOIlahcl1O and Ebrrshy

middotlyltBlookliuiimiddotxToiu1orci (CS~ 11952)Chiofko1rCrJkodfauxthoJdTeon1rq fifth For the 1939-41

poriod inc1uclllg 5 station-hcrs tl~o vrictios rQ21c in tho follovTbg ordorfor yiold Famoo

COrnW1C1l0 Oldefkol nndTcnImtq

In N0br~sl~ tuost~tions rcpo~tod amp~to mld ~t theso Ncbrod hod themiddot~igllCs~ uvorogo yio1d~

fanowed by hwod x Blackhlill (CI 1184-1) ondPQImoo middot(tabl0 12) COJ1ltJ-1cho tC1l11ltodlast duo te

wintorki11ingmd hessibiJfly dDago Cherenno soloctitm ChOyCn10 Povmee ~dmiddotNobrod had tho

highost longmiddottir1o ovcrigcs C

IVbrnin had tho highostrwOigd riold in IVIinllosota in 19lt1l(hole 13)~ MinlXd x iv1ilJi~di

(6I 8$88) o~cl H41Xi1int~t1cl2(f)Il41~Z701-)a1sbr8jllcd high Thrcoviiiotibs iAiliarQ x IIpoundrgtshy

middotlnrdJmiddotmiddot(CI 8883)- rc1niplusmnl 6nd IVlJntWki foJt) aDout equ61 foriicldfortho lastthroo Yo2rs

l

- 27 -

Table 11 Avqrqgeyielci~i~busho1~middotPQrocreof~linbex ~1heatnridtlestpOIinhiplot tests inKansas inI9~1[Jyl vrcighted avorgtgcs for ~~39~n

Vnriety orcro~s CCIhunber_J-gt

PawneeConanchohly BlnckhullChiepoundY-anTonocrqCheyenneEJrly BbckhlllOroNebredEDnredBlockhullKharkofTurkey

Table 12 4iv~rogc yi91o In bushels oor nere of VTil1t~r hed br~etiosgTovnl il~ plot tests inNebr~slm it 1941 ti1ld Vrcighted avcrrges for- 1939o41

Vortety or cross

NebredKanred t Blocld1UllPownee Cheyenne selectionCheyenneChiefkanTurkey selectionNebraska No 60BlackhullTenrnarqKharkotComanche

CInunbcr

10094llSmiddotH1166911666888511754

115776250625169361442

11673

20~1 200119~4192

180 172

168153135131130Ip

189

190 199

190 18i---~

175173190162IS6

4

3125

67

1098

3

21

-

Bank -~II

~---

~---

----

331

334 337

- (

211209193middot17317i1amp81$~8142

6155

8033---~

-----1150288~8

MJrminMinord x lViinhtrdL amp44 x Minturki2 (Minn21QlfIvrinhtrdi x lik1rquis(liiru2699)Niinturki H-44 x Minturki2 (Mil1l1~ 2702)Yoga bull ~

H-44 x Ivinturki2 (iAiill~ ~mo)

Table 13 Average yield ill bushels per acre of winter wheat varieties grovID in plot tests inMinnesota in 1941 and veighted avcrnges for 193941 r -jy~~ middotidld inbushels

VC1riotyo cross Clmiddot 1941 19 9 1I----------~-----_----c_~_1--number 3stoampJoi~~r (13 stationyenrs) I

In Montonoeight v~ieties vvbre grownunifCJrtlr at 3 stations 0$ shown in table 14 middotKLz-l l - -

mont Klk1rkof and Nqv1tirk r~ed highest in 19~1 liTlllleTClrturkYogo andfDrmol1thndt-he higlo

cst yiolds during thb~~e0period1939-41

1---

~middot28

Table 14 - ~ver~~ge yield in bushols per oo~~ of Tinter he-t vu-ieties grovm h plot tests ilIYTontQIllJ in 19~1 and reighted bvorages for 19394J

Voriutymiddot o~ middotcros-s---] cI~-~~i~~~QshgS-middot_middot_middotmiddot--~-middot-~--=l____ i numbor Lt3 st~2)rsLlt8 stob~ors) _middotR~E middot_i

K1rcont[ 6700 312 30bull5 3 lGwrkof i44~ 340 302 4 INewturk 6935 336 308 1 IYogo 80~3 319 3062 WLinturkimiddot 6155 315 292 middot5

IHebred 1009431~3 289 7-Minard x IvLinbardi 8888 312 290 6 II_~_r_mi _middot--- -+I_l_l_5_02_~- ___271 I 251 8___

1

II

$UJ44ARY OF A~ONOlinC nTA [

The agronomi ]ata other t~ ~ield have been sUIDIDarized for each distriatpoundor 1941 iii

tables 15 to 17 Ih~ach easo the CLlt~ qre overogcd for as lIQJly varieties and as many stations

as possible The numb or of stutionS ehtoring the Qvor1ge is shovm at tho tOlJ of each column

The dik for ~h~ southo~diSt~ictbull arepro~entod in~~~lo 1middot5bull The or~leadodconS~dei-nbly eJXlierthancin1940but the relhtive ot1liness of the wriotiesrerik1inod the SQille

]hdYBlackllullh~ridca t4e~~liest JUlr lov~e~and CotlUlchc wore ~yenJiormiddot tmn Tc~qChiefkon overoged~edo e2rlier t~mxf BlackhuIl RipOIi~g htes shoviodo narrower rCl)lgcioXid

in this case BlackSult ovcr2l$pd ono ddY emiddotmiddotrlier th-n Chiofkan For height KcwlV21e WOoS thetoU- ~ ~ - ~

ost and lavmeethoshortest Lodghl~ d1ta from tilO sbtions SL07 toot Chidlmn ond ~r1yBlcck

hull lodged the ]jJo~tvlhile CotlnJ1c1~9- 8nd BL1ckhull Tero ciso wenk It ymS generally obdervod

thlt tho St~amiddotl of- ~lBlackhull T~t~ rQS i~lined to be Teolt in 1941 Kowvale ~Tonlmrq (cr I

11956) Pmrnce K~tyenale and ConianClicilmd lOYT 6vCtDgd LllfeetioIlS of leo rust Test middoteighbs

VIere 10 in the district with FerlYB~ocldlUll hvil1g the highest aver(lge of 565 pOU11ds per bu- -

sho1 KavlVale x Tcnmaiq (Ct 11956) ranked second end Clliefkru1 third for ovcrage test Vleight

I Table 15 - Sutlllry of agrononic chtq other tInn yield lor vlintor varieties grown at cooperatiIlg

stations intho5Olthc2l1odistet 1941middot

iI

1llUDber of stations ~ 4 5 2

KoVlvole x Terunrqo 11956 I~ tl 13 37 35 gtPowl1ee 11669

~~ 19 13 36 30 5

Conlche 11673 May 7 13 37 5S aTouulq 6936 Xiby fO 15 39 50 23KavllTc~10 8180 bv 3 15 40 29 5Chiopoundkan 11754 ~y 10 15 39 66 58Jlhrly B1acld1ul1 8856 Aprij 29 8 37 65 65Konrad 5146 lv~~3 17 38 60 65IChoikof 14~12 IoJbiy +1 i8 36 52 68

Blackhull 6251 l~hy 11 M 39 5e 63-__ ____ ___w ___ bullbullbull __bullbullbull bullbull _ mR_ __ bull____bull-~--~ ______ ---- - 4____middotmiddot_middot_~ __ middot ___ _- __--

I gt-

5

56~0

54_6550 tmiddot547534559565

-520510853~9

i

- 29 I

TliO~ c0TJtfulmiddot distdct cl]ii ~0 avorCgecl for 8 vCri9ties Jcl aroptosortod hl tolo 16 bull I

Nobrcd old GlcyCI1ne hal tllOl1ighost avqroge wintor sUIvivaJs T~le two cotlicst varioties woro

Pameo old Comu1ce both ovoroging to cbys ec-rlier in loCJing the-- TOPDltirq klmrltof l0odod

the latest Fawnee ripenedtmiddotwo days earlier than Comanche aldfomiddotux days carlir thcul Tennarrl

For plant heig1t l~obred wns the shortest and C-dcf1f4IXl tilctallost Loaf rust infoctiol1 nvoroged

tho lowestmiddoton Pnwnce andCocamc1Jc nJlp the highost onliobred Culm cOU-lts slOVI Pavlloo cnd Noored

to Imvo hud tho thickost Dll Tonmorq tho thilmost stoncls at tvo stQtions ChiefYnn hod Gllo

highest avercge test vmight por bushel with lIebrod tclci~lg socond ond Pmrlee tird

~ -

Table 16 - SunrnnIJ of ogronoIJic dJta ot1er tra1yield for vhter rhrot varieties grovm at coshyapcr-ti1g stQt ionsintl1e celtrcl district 1941

Voriety rcor J(ampte-=r-t----7-LuOc----+-i vcrcmiddotgrmiddotto es I10igJtnunber survivrl E~do4l~_o I Hoipoundt rust_ r ~shol_1

--=------ Percot ~IJ[JY (IclldS)(porcert+=-~~=-umiddot (PouldS INuobor of skt ions 4 6 5 6 3 2 6 IPawnee 11669 69 23 June 24 31 24 260 580COIJm1che 11673 65 23 Juo 26 33 25 162 575Oliefkon 11754 66 25 JUlO 28 36 39 184 601

ITcnnarCJ 693665 25 JUlle 28 33 47 155 56 8~loyel~le 8885 84 27 JUll0 29 31 69 215 578Nebred 10094 92 26 Jule 28 29 75 251 58 3

IBlac~lull 6251 69 25 June 27 34 65 195 57 6Klmrlwf 1442 74 28 July 1 34 65 i72 565

In tho aortherndisttict seven varieties tnypo conp1ed for clmrQcters othor tJl(1il yield

(ToMe 17) olthough tho data Dxe sotevlhnt frogncntorJe MJXDin and Minard x MiwJXdi (Cl 8888)

had tho highest avertlg-o survivcQs Marnin heoded the earliest but vras l1ot ripe os oorly as sone

other vQrietios ilt four stations Nebred hOO sligltly the shorter straw Loopound rust averages

shcwed -no ltliff0rcncos for t10 vJrieties but pound01 stoo rust Yogoand Nebred hod tho lowest eweshy

rages liunord x Iunh1rdi (Cl bull 8888) had the highest avcrcge test weight per bushel with iL-gtr

Din and Nebred being fairly goo~bull

~able i7- Suru~Uy of agronooic c1ltlta other thanYio~d far vTintcruholt vcricties grovm ot ceshyopercting stotions in the northonl district in 1941

j

Y tmiddot ImiddotC IJXJO Y ormiddot crO-5S~ bull bullInmbor

=-J~T

Nurlbor of s t-t ioi1S 3 5 4 4 3 2 3 3

lvIinurd x ipoundil~mrc1i 8888 77 12 14 34 78 17 92 79 601Klmrkof 1442 57 11 13 35 25 585Yogo 8033 61 13 14 35 87 5 85 65 581IfurlJont 6700 53 - 35 - - 572Nobrod 10094 64 11 13 33 7 - 592

li~Minturki 6155 65 12 13 36 89 8 89 67 575Mornin 11502 78 10 14 36 74 44 90 67 593

I----

~-l

SU1EmRY OF PLOT DAXLii

The 1941 crop Vls subjected t)severe -rintorkilling L l~ebroskn ci1d yeninuesoto hession bull I

fly and 16efrust~~ in Nebroslm ~d KnnSos Clld both led qnd steD rust infection farther

southII

Ill Oklcll0t and Texqs tdomch Ll0isturc YJQS reqe~v9d QJ1d ot sor10 stations lJUVest VloS

difficulti

(

In the southltrn district Kawvale x TenmarqCI 11959) a new va~iety in plots ranked

first fOJ yield with Pamee and CoJlaJilche second acd ~hird xspcctivelyI -

The Blackhull wheats (Bla~lili~li EJrly BlackhUll end ChictkDn) lodged or broke over

badly in the south~~~aJst~ict-under ~heextreIieiyrot coJ)ditiohsc

In tho central distrJctQvrnlte~Gorinnche and Chiepoundlon ~md the highest averoge yields at

six stDtions- 11he~o 1faricyics mde tlese averages in spitc ofvlint~rl~ning in ~Tbbraslro caused

by th6ArDistice Diy itorm~

i

HdreDpither vCgtricty d~d ICll in 1941 duo to

The bmiddotluvior of PowilCe Cfld COlJllnche is fairlyconsistont ot all stations in tle soutlcrn

ondcQntrol rlistricts cxceptot lIorthiPlcgtttc +

win~erkil1ing lt1J-ll neither roucs higllhcthb longer tine ltlv-eruges foryieldI

In the ~Qrthem dist~ict Minatd x ~i~11rdi (CI 8888 ho(l thO highest overgeyic~d 0)

five shtionsKhorkof rnIiJced seconaiond Yog~ tMrclI

Tle tVTO ncvrly naned hcots Cononche olld Immce nucle good records Cooancle is being

increosccl ot Chillicotheolcltbe plcn i~ bo Clistribute it froD t~1~t station in 1942 Pownee is

bc~ng increased and purified d WJltmhoJtcn Q1dLincoln Nebrcslm IlnS clecided to iistribute the- - Imiddot

j

variety as soonos seed is avoiloble but 10 clcpoundin~te action las beetl tolton by IC-1o1Sos WhileI

neither is 0 perfec~ vorie~y it is f61t thot each is a step fottlord JTJCl eoc~J sloulcl clo well in

its-~pted 2Xeo

fn Mil1Ilcsoto the behavior of cOJtoin FM x Mi~turki2 ~trQins WltiS pleasing ~hese linter

vlhoots corry the Hope resistalce to loaf end sten rust

In the fall of 1940

tJHIFORM YIZLD NUESW _I

the uniform yieldti1UserY was seeded at the same 14etdions in tIle ( central and southern districts as in 1939 AtBushland th nurSG1J was seeded on both dry 8JJd

irrigated lanG4 Th0~ntirsQrYcoriisteaof 30vorietios cnd strcinsoach seeded in tlUee rod-rowbull 1-

plots IJIhe Il1llber of plots of each Ir~iety at a station varied from throe to five In tabIe 18 )

tiJC varieties mokirJg up tlle 1941 nursery together with StptQ r-Jld CI nunbcrs arc sho~m -

-------1IIIi

------~-----------

31 -

Tlt)biols -Vori~tios of Tintor lhoct grmm in tho uniform yioldpus9ry1941

~ -~t~r-~~~_~_- --t~~Lstt1~omiddot orhybrid nunbor

I Khnrkof 1442 -------Blf3cidiu116251 -------Erly Bhckhull middot8856 -------Nebred 10094 Nobr~ l~o 1063

IComncllO 11673 KD11S lTo 2729Kanred x Blackhull 11844 Nebr No 1098Pnvmee Ii-S69 Nebr No 1086Hope x Cheyenne 11969 Nobr sel No 363339Kawvale x TOIlllkIQ 11950 Kans 1102726bly Blackhull i TennUq 11952 KanSi No 2739Konrcd-Ihrd Fodoratiop x Minlmrdi-Mipturki 11970 Alltrop No 130Fort Collins selectiop 11971 E G 1143Cheyenne x TentllDIq 11972 Kons Ho 2748Cheyenne x Terunarq 11973 KUns lTo 2751Kawvnle x TenLnrg 11956 Dentop DTo 35-34-117iYhrtin x Tonmarq3 11823 D0nton~0-50-3~128Kanrcci-Hnrd Fedoration x TOl~q 11974 Dopton No 37-34-54Konrod xH~po-K~rd Fodoration 11975 Akrop Bo 533Konrod x Hopo 11976 Akron No 850Compound Cross 11977 A1Uon No 874 Choyonne x Thrly Blockhull 11999 vVoodv-rard No 1126CpoyorJj10 x Ebrly B1ackr-ull 12000Woodtmrd l~o 1127 1

Blackhull Xcrloyorrq 12101 H G No 40-102 IBlocldiull Tcnmrq 12102 H C No 40-115Choyonno x TomlDJ-q 12103 ll1s10 2749Choyonno x Tcl1Darq 1210~ ~ons No 2750 I

Knwval0 x Tonpcrq 11992 iobr No 1114 IHope x lJurkoy 1069 11964 Nobr sol tIo 363401 _I

KonrodHardFodqration 25007 x TorJDltUq 12)06 Donton sol No 25-34-44 IEinrcid-lbid FoderatiJn 142 c ToImUo )2105 Donton sol No 3334-303 I

----- ---

A cODpL-rison of tho 1941 list wit~1 tlrt of 1940 will S1011 onuobor of changos in tho nur

sor T011 strai~1s which SO~~JDod to bo 1ocldng ii1 ogronooic volue ond which roro not 110aded for

ecological studios IOrO roplocodby norror soloctims As S0011 as a strin is shown to bo 10ckirot

in somo tDIiortont chI[1tr it is omittod frootho nursery qlthoughit still my bocontinuod

at individual stotims Tho strais mvLg tho bost porfoJlOllco il1tho nursoryaroadvQncod to

plot triols 1m attOLlpt is also mdo to avoid too llJ1y dU1Jlicc-t ions botvroon plot ond nursery

tosts

DATA OBTAINED

In tiibl0 19 oro prosontod tho dta fron tho 13 nUTsorios No d~to Joro roportod from

Stilhntor bGcous~ of dipoundfo~ontial stQl1ds duo to sood trotnont tQLld from North Platto duet-o

wintorkillil~g FbI 0~Ci1 station tho variotios oro list~a ~11 o~c~orof tllo 1911 yiolds anClO1ly

the Ct poundlUii~ois nro given ~or id~l1tificationbull ~vor~go yiolcsru1d rOJll~sfor thoZ-yoar poriod

1940-41 arc givon TI1orevo~possiblo~ Pata othor tl~)yio1~ aro includcdvn10ncl]jroctors conshy

cornoclsoooocl to be rol~tod t) yiold or vrhon tho dDta shorrod lifforoncosboliovodto bo of inshy

torost

At DOlton tho nurso~y yiolds ~Toro sonovrbct bottor tl11l1 -th)sO obtoinod from tho plots

_________________________________--L ~_~ _ ___~

32

The highest yielding 1ori6tiGs~middotcrcCI 11952 C()nnnche CI 12104 und 11956bull Foro bull 1 bull bull ~

the 2-yeor period 1949i41 centu~ nupbq~sl~$Q2~ 11956 ruld Pomlee hoiro rod the highest ov~~Ctgc ~ bull ~ -i-middot~middot bull(~

yields KlDrkof llL1d the ioWs~~r~~eylq1dfor -Chis some ]criod~

The stroITQ-S reth~rtlmiddot~t~picothe rmd before h2XVcst considerblo loelgingo~ - - bull - ~gt~)j bull - 1

curred in most of the V~idtioSmiddot middotAfltf70fbe stiffer stXouorl stroins nercQo~lChq GI~ ~lm

bors 12102 11964 ond K~k~f lh16 B1ockhullmiddot ond l1rly$itCl9lJl11 s~J~ieel tlicC)~e~t str6~~ bullbull ~ i bull bull ~ bull bull -

Consiclercble rust cl079loP9d Jsppqiql]Jyon ~usceptibL vorieties while CI~ Iros lH~64 11969 ~ ~- tmiddotmiddot-~middot~middotmiddot 11 ~ i-

and 11956 showed some resistmce to bdth lealbnd ster1 rust ~ Septoria irifection~m~hOOliy on

all vorietmiddotio~ eicampPt(iIlti li9S6~~esJtv~i~h~vmre 10Wr~ging from ~6~6 to 8~pounds per

bushel

- 6Zbus~lCls per ~r9Jii~hPtivirc991~

- - I

nunbors 11976 Qildli97idt tll~bo1tOtiJ- - - ~ -

nui1bcrsl199Z rrl 12104 2t tho top of~16 list G-l1c1 qfr~

For the Z-yell joriodthroQ15t piuf3 aic tiod for~i~$tbull bull d _ bullbullbull

p1oce in yield noDelyPlt-~momiddoto CotibtJpl~omiddot and CI11973 Duri tins ~iirio peri6dNebrqclKlm~ t r bull

-

I bull bull

TIe highest yiolcli~lgVorioti6~yc~cIIi

kof md CI 11977 middothil1t10i~6ii~centrg6lt7ioldsbull l_-~_ ~- )~ f ~ i lt-

In the irrig2ilQcluursery tlt E3u$l~l1ii~lt os llOig2ts ranged frOD55~Ot o6i5middotJ1oUI1Jspdi~u - i bull ~ ~ bull

shel ad t10 yields fr6h40~4t~ai~2bu~~dlspcr acre - -

PovJnee C I llU9b0rs yl972 oclmiddot I199sthi1o]brly l3Lockhull C1ld CI 11975 ~qrd low tJ~~1940

and 1941 Yieicl~middotbyen9middoti~1middot~6r~ i~bl1tit ithe $e t~oe voriqtJ8stli1~ poundotedfi~~t ~n~[~4~middotmiddotVlCr(3

blso ~igl poundor t~e 2-yClt1Z averoge

The drJr land ~~s~y atl3~~~ffCL gave yields only ~Jig~ttY 1ower than those in the irri_

g~t~d nUse~r~l this estconsid9~JlJble)oafrustd~Vieioped onsvsCOl)~ib1eva~JOti6smiddotpound1Jlclthe [

~st vmights vmr9 $QIlow1W-t 10vwrthaniiIl tho i~rigatee1 nurs9I lheTbiot ies hoving the highest I

yields wereG~I nuppors 1Z105 1199Z~ DIld PO-Jllee while CJ~ 11915 ~6b~od~ QLld CI 11971 1ero ~ -- - l lt - bull bull

low GI 11l50 Pa010e and Cltl~6 11lJvo the highest ~yc(~ro~prgc intliis d-ry lGnd~

sory test ~ -

lt

StroxT IlQS Ullusually tall rt WQ~ehlTrd Vlit~l hoig~1tS Jol1gil~froo45 to 53 inchos i1d CIS

IJight be expectod COllsidercb10 lodgihg qccuJted botore lZVest SODe of the stronger sbroTodimiddotmiddot middotmiddotmiddot middotmiddot

strainsrere CInunbqrs 11977 1197~ oncl 121OZ ~e$t weights lTerp fqirly good illriost cosesbull bull bull bull 1- e _ bull

01tlOUg~l one vr~rict~IW0 woigIlt of~6 pouncls per bus1el Two vorietics c I ilunbors 11952 C-l-w

11972ri91dec1mprethml 50 buslels pprlcre~ CJl(l 11 vc1rietiesmiddot gt(1 yiOld bot7oen 4OQJ1i 50biishy

shell por nerebull Bo~ed~l1 tho2-YO~t-~crge the J1igllostfi~ldingvoHoticsmiddot lC~~ CI ilW1borsmiddot-bull

11972 ~1952 0ld l19 wljilo NCQre~ CI 11969~ oJ1clCI~ i1977IXtd6thepoorest yidld ~ecordbull

At MDcl1Qttcm LQclgi1l~ ilOSrqpo~ed for 0)1 v~rietiQsLiltj~ough CI Ili~f1bcirs il974 11971 bull i - -_ ~- i

mcl 11977 stooel up t~le best ~c1f Jrust rcoclii1gs llOrO foitlyl1ig+1 i~l nost coses DJ+etcol~idcr6blo

S~9Ll 1llst ~~eve~qped bull 91ointoxburomiddot]Qs f[lj7~y g90~ 0c1 test neights~ lith on Oxc9t~~ir~god

-33 ~

froD 55 to 616 p01X1lS pOI bushel Tho ~ighost yioldiucvGriety CI 11950 gave 413 bu~hels

per acre while thelore5t yield vlUs168 bllshels1er acry( Additional vpxieties giving-tho

bet~bcr yields were C~I12l-9amp CI1l956 qnd Pavmeebullfor the 2yoar period cl 11950ronked (

iirst Pawnee second OJidCT 11952 thiro This last ThUled variety is exbroiaely early [~d is

boing considei-oel as a p05siblo subst i tuto f01 Ehrly 1lockhull Strnins such as Khoi-kOf BlocY_

hull and Nobrodhave boen q1dto low in yiold tho lcst two y~rs

Wint erki11ing occurred at ibys with SOLle VJriotios having survivals as 10VI as 63 p()rcont

11I

while others CltlJ1e through the winter with porfect sta-cls StrQJmiddot vms fairly tdl and dorisidoroblloaf rustdevclopod Ol~ all suSccptiblevariotios~Thoyielcl rcmiddotngod from 525 to 196 bushols

per ncro lLnking tit the top of tho list Jero CI numbors 11~5Q1l974 ond11972 d~lilo Jt thlt

bottm 1I~rcNebrod ond ]hrly Blackhull in tlds cso a lctcQnrl onoxbroDoly oarly variety In

genoral the lS4L yields nro in lile ulth ullO 2yoar wcrBe

No w1wberkilling was reporiedfrom Akron but the dry wecthor previous to harvest causedmiddot

straw to be short test VTeightslight and yields low The lighost yields 7ero reportod for C

I numbors 12105 l2l06aca 11952 No 2-yoar avoragos are sholm for this station sLlcO tho

1940 crop v~s a fai~c

At Fort CollL1s grmrlJh VJaS hoavy as l+sua1 the strm1 las tull undbeforb bargest all va

riotiesIere lodgod completely Yields ranged from 69 bull3 to 449 bushels per acre The throe

highest yielding strains Lll 1941 Tore CI numbers 11974 11970 3nd Comnnche For the 2-)roar

period CI 11974 raDkod first folloITed by Crnumbers 1~950i 11970 c-uiQ Conmche

Test Teights at Hesporus ranged froll 60 to 64 pounds por bushel aJd tho yields from 648

to 349 bushels per oore The Mghost yielding vorieiies lere Blackhull cr 11971 Nebred

and COLlCXlcllo 011 oflhich gavo moro tIm 50 bushols lJor ocre ~nscd on a Z-yodr averagef

Comanche had telO ~ighost averoge yiold poundol1Oled by Blockhull CI 11972 old C~r1l974 The

agreenent betllOen tho 2ye8r nvelngo o1d the 1941 yields is lotsO goocl at tllisstation

Winterki11ing was very severe at Ames but the rellJtionship between survival and yield is

not very close For example cr 11969 lith a wnter survival of 86 percent yielded close to

the bottom while Cl 12101 with a survival of 26percent rmuod secOnd for yiGid so it is

apparent that other htizard~YiOre prE)sent Test vrOig1lts whore obtained rangod from 543 to 590

pcn~nds per bushel The highest yieiding v~~rieties v[ore Nc)redC 14101 bnd KJ-1rkof The six

lowest yiolding strains gave lessthnn 10 bushels IJer acre~FOr~ tho ~yo6r poriod 194041 CI

1197f has hd tho h~ghest avorage yidld follmmd by Nebred Pa~moe end CI 1195Z

AtL~ncoln t110 November freoze causQd consid~rablewintorkUliilgand therelationsllip

botlTeen middotlintor surVival anltlyield iis fairly goodbull incre~re 5omo exceptions in tInt Nelired

Cl 11971 elld Kll2rkof rith good survivals ru1k6cl rolctively lQYI iny-ield This 1DsproboblY

~

ctlusod b~r 0 combiIl)ti0l or Joopound rUst lnfotion~ hossion fly ~1lngo ~d tho h~ ~ough~bull All

varieties except Pamee Carrieda foiply heavy lecpound rusb infect ion and testvreights were ratherbull bull bull ~ ~I ~lt 1

low langing from 44~O to 592 pounds ]jar pushel~ wo varietJ~sC bullI~ numbers1JS50 rnrl11952

~yields abOv~ 30 bushels -oermiddot acreTlhilo f~mvnietiosCInumboIsmiddot1975 J205 ~ii~77 - i

~bndi1976~yi~ldcd 10sstl1Q1l10 bJShotsporO-ltFo TIloS 10lYiolds T10rC accotap~io(fbY~xhrlJolY

low wintor suwivals Based on tho 2+ycQJavorago JihrJy BJacklmll hndtho nigh9stnverogoI - bull bull bullbull bull bull bull

inciinodto bo vL1tCrtoiiidor~

middot yiold fonowed by CI~tJUIilb0tS1l950~ 11956 t lmd Pamoo~ All ()f thQsostroins are early andI

COllsidcrrblo 1i11torkillingmiddot VJUSrcport 00 from AJliancbut tho dnto arc not too consistont

lith vih is knownofthdhnrdii1ossof tho dipoundforont vc~iotios For 0~10 GI11964 l~d ai

survivnlof l00porcontcomparod bo 8~ -percont for a1lJltof It is YT)1 Mllbtf1l1 if this xol~

tionshipis correct Grail1 quQlityvtLS poundcidygood JlJdyiolclsxogcd fro 0 21bull3 to 84 busholsj gt - ~ gt bull bull bull bull ~ bull bullbull bull

poraCroCl Dunbers 12102 121OJ~i[u1dKl11rkofampvctho highest polds in 1941 andCl l11Woo

middot bors 11975 11956 D-ld 11977govo thoi 10I10stones ior tflC lJ~r p oriod CI 11972 rc-Jko~

fiist for yielii K11rkofsecond CO~1Cho t1ird and Jqn_ecf(gtUxth

~obl0 1~ - Agro1ooic Q1d other dcto for uniforo willtor uhot varictics BiomiddotJ11 in rcplicQt6c1middot j

nursor-plotsincooporotivecxporioqnps at12 stti6ns in t10 hprd r9d ~yintor vlheot lnroa iJ~ 1941 and nvor-ge yiqldsfor 193g41

bull

Imiddot

14

23

7

611

middotmiddot15 i

91011 ~

13

245215

23322120125223~5

203

VS 36 580 196VS 34 q5~O 181V$ 35 560 17~91532 560169

S 31 545 167VS 37550 166VS35 588 165VS 35 540 165VS 33 560 164VS 34 635lt 161VS 36 50~0 155VS 35middot 5~5 151VS 33 560 154vS ~31 565 150VS M 54~0 149VS 31 510 146VS 31 510 1lt11

VS 3~ 560 141VS 34 5SW 13~9vS 35 560 136VS 35 51~5 13~5VS ~2 560 121VB 33 56 0 middot119VS 32 56~O 115 213 12VB 32 50 3 J1o3 lQ3 17 VS 3lt1 9~O li1 212 i$ XS

Smiddot12 470 9 7 l~ 6 16 I

v 31 500 74 19 19 VVSS 32 170 73 182 18_

34 166 67 130 20)DOCli yic1CIio~ Oiiy lio-middotinrieties IS7 ousl1cIs--

Denton TeJmS(OW 1 ) our p pus

Ptv 0CI

number

11952 April32 1fny26 601511673 April 30 middot1~by31~ bull 15 2012iQ4 ~pr~l 39 June l 15 151l956loiloy 5 tUne1middotmiddot 5 15

11669- )by 2middot JUl1C 1 13 1512105 April 29 lvhy 30 4 28

12000 prp24~26 60 ~311992 April 30 ~ 3q 10 23i2103 tllili)T 2 JulQ2 10 a5li974 ~pril 29 JUlio 1 13 4511823 by 6 June 2 10 1812106 ifby 1 June 1 5 28

11972 Ithy 1 June 1 18 20li961 YJ6y 2 JUJo l T ~ 011019

0 97~t~pril 81bY middot3135 5

May 6 Juno 2 73 13 11950 Yoy2 JIJll0 ~ middot3 25 A856 -t-oiil 22 ~vftw 2~ 58 811969 ~By 5 lIDY 30 0 011899 by 4 middotJun02 18 35 118middot1L ~Jay 2 JULJO 2 56~5

12101 ~v1Y 1J~)q~ i 58 0812102 ~IJccy 2 Junol 53 Igt

6251 ~4V6 Juio ~ p5 18JlSn uJpiy 2 ri Jii-1Q 118 5511876 poundtiV 3 Juricl 63 2011870 thy 1middot middotJUno 1 65 83

11977 1441 6 Juno 3 80 3511971 ubv- 2 JUll0 2 73 36I 1442 ~ Juno lt1 55 40

monaiirucrrar ofa Clifferonce botloOD tho

- - bullbull~_c- 0_ -bull ~-

TO-ble 19 - (Co1tinued)

ChilliCQt)l~middotTe~s--rFoux plots----

- to

1

I

-r- -_~_ ~~ Leat-IL~pging r-w~e )j ~vo~o-Yr-- -- C~I bull~ Dah iHQigh~rust I eld 1940-41 BarJltn1lIlb er headeC-Lmiddotmiddot i

Percent PcrcClt Mels Bushelsr- ------ CInches39~- 11669 Maiv 7 ~ 30 241 213 1

11992 May 6 39 20 10 231 12104 May 2 40 20 15 2211673 IIuy 2 42 8 5 21Q 213 111973 IipoundW 2 38 25 15 214 213 111972 May 7 bull 41middot 25 20 211 2Q5 412103 May 7 41 20 10 20611956 ivJay 9 40 T- 10 193 17~8 912102 iicy 5 37 65 5 17411964 ihy 2 35~ a 5 17middot0 I11970 Ilioy 2 42 50 20 159 180 8 I11952 April 26middot 33 - 50 60 156 176 10 8856 April 2middot1 34 65 95 152 183 511950 ~i~ 2 39 ~ 75 152 151 1211823 LlJay 8 41 25 ]0 148 181 6 I

I11999 lbiY 6 34 65 90 147

112106 Ihy 5 38 20 75 1-1712105 llioy2 42 5 40 14511974 Lioy 2 10 20 30 140 162 11 I118M lib 6 37 50 60 136 181 6

I12000 April 25middot 33 65 95 136 I12101 ihy 6 38 65JJ 15 128 11969 lihy 8 38 ]1 25 120 142 13

I11975 iby 1 36 65 15 87 129 1511lt12 ~~ 11 40 65 5 90 111 19 I6251 bullJJy6 36 50 100 amp8 141 14 I

10091 Lhy8 37 75 10 78 middot102 20

I11977middot Boy 10 37 40 85 74 n3 1811976 rJoJr 7 37 65 60 amp4 1l7 1711971 lifoy 7 38 75 100 62 128 16 I

I

Standard error of 0- difference between the meO-n yieldsof any two varieties - 321 bushelsbull

11 Severe firing of leO-ves

t ~

~

r 3P~

rabl0 19 - (Continuod)

~

r-Tmiddot

913

13

71215

26-9239231

250236

29026~290

246214243

middot281

C I HQi~lltl I IIIJXlbo_r_L-==-~==--L---==C-~~r--+-o+l-------tltilt---~c-r+~==+-~gtlt===--~r-t~plusmn-r~~ROr=cn1~ct

~~ 1

lJ669 16 JUri~ 25 32 87 610 104 320 I II

11972 20 J~o 29 34 87 585 392 299 2i11956 21 Juno ltZS) 33 i 85 600 3S3 29~7 3 i

12103 20 Juno 30 35 88 600 383 i11882 18 Julo28 34 85 600 36111969 22 JunoZO 34 87 585 35~611823 20 Julybull136 82 550 34011973 16 June 27 32 86 600 34012104 18 June 273S 88 600 33811673 16 June 27 32 85 600 32511999 20 Julie 0 35middotmiddot 83 605 32512105 16 June 24 32 82 60032111950 17 June 27 33 84p80 31911964 17 June 25middot 28 86 610 31211976 18 June ~e 32 85570 30911977 20 June 29middot 35 77 570 3071210220 June ~ 34 86 600 30 711844 20 June 30 34 86595 middot2991442 24 July 1 36 86 59029811~52 12 June 22 32 87 615 29812101 21 June 30middot 33 85 600 28910094 21 July ~ 31 85 590 27911970 20 June 29 37 85 595 27411974 18 June 28 31 77 565 27212000 14 June 25 32 83 590 27212106 14 June 24 32 83 570 271

6251 20 June 30 3433 82 580363 213 1811971 20 June 29 81 575243 229 16

8856 10 June 2Lmiddotmiddot 32 80 580 ~ 7 1amp5 20 11975 16 June 28 33 80 565 212 211 19 i Imanaarcrerror of a differeJiii6~qiyroojn-1homQanyJo1dsof~~tw6-Yltii-+oti os - 3 ~Dushors----

I

~

ft

- 3$~

~able 19 - (Continued)

37~0 4

380 3

364 5

318 63~0 8middotmiddotmiddotmiddot314 12

341 7[327 9

325 10 J~

I3h4 middotmiddot12 3]5 n

~$~7 15

In1 17

29~4 14 ~

a74 16J

267 18

227 20237 1degJ

53509493491 479473-15244-7middot146433j27126middot12139939638$ 3943793793723563-123263r630~228~8

2712622Lh8Z4~7

6359~Z61616158~1606061i~6661605860585558506157564658605658

5334

3924

5051

294

5316fI8~i18

4045

2054tJ831393025Ii211129133155deg50

50495149494850

51SO50

4917

~I S1

564$ 16middotmiddot48lt53

48194948lt1617501545

15 14middotmiddot 12

1614

14gt 11 15

-131415

16 17 J510ismiddotmiddotmiddot13ltlEl13

~i~JP middott6middotmiddot17lt16 lt16-i5 ii

1$16

11 14

512

8109

11 Smiddot1014

1312

102

88

-129

14middotio

J2la

15 913 11

Alt

1514

1195211972121051210312104116691197412102121061199211956121011184411973

88561195011673119981196411823n87011871

625114-12

11975middot1197610094120001107711868

__n~_~2r l~~~j~~tlL6Igtilg Ib~ fgd]~Jvnyln6hcs) (EOrccnt) (ol1nds~-l-ri-~~u-shols) -----i

I

~ ltlO~l 2 i 405 1 i

standai-d error of a difference hetwe~n the mean yields of-any two varfetios - 19Zbushels---middot

~---~-------- --------~

Table IS - (Continuod)

- 3D -

Table 18 - (Continued)

276 7262 926-1 8

239 11243 1022-6 12215 13211 15215 13207 16182 -20205 17W6 18184 19

25 2) 43 5 52526 25 42 40 48527 25 42 60 47025 25 42 50 45224 25 43 5 44820 2Q 43 90 pound13bull726 25 middot14 25 t13~5-

23 21 41 50 13525 25 42 20 middot12~9

27 25 -11 5 middot2325 2lt1 39 10 U7

~ 26 26 42- 75 lt10322 2] 42 -50 38026 2$ 11 75 37625 2~ 43 50 37826

2~ t17 60 371

27 25 10 5 36325 25 44 80 36_025 ~ -13 5 31125 25 42 50 29~8

-26 25 45 80 297 28 2q -11 50 288

27 26 43 90 27526 26 39 60 26927 26 38 85 268

28 28 38 75 25729 28 -12 90 251

-ZS 26 12 80 24~1

27 26 39 80 21~1

10 IG 43 00 19(5

11950 1197411972121041199211952121031210611669119561196111999120001210111973li97011969121021210511673118411182311971119751197611977

14126251

1009lt1middot8856

----aJmiddotmiddotizcrogccr Survival D1e1r _ Rc)ight 1ecd rust cro

number Hoadcd Ii~1bullbullbullo L bull JLcld-----=-=--Lr-Fpcrc-6it 1f1y upo -h n--ch-os--Ircontj (BUSh91s)-J~~----I-

10090

100769391908396

10086

96100

98$8

10088806577

~ 8580

100 63

7677

10096

10098

Standard errorof a difference betw~en the mean yields o~ any twovaxieties - 536 bushels

41 _

Table 19 - (Continued)

Akron Colorado (Five plots)

12105 Way 26 23 545 lS212106 May 28 22 55~0 17111952 Wey27 21 565 14711972 Juno 3 19 57s 14711669 May 28 21 550 14111970 llfiav 29 23 500 139

88q6 May 26 22 560 13611971 lVlay 31 20 545 13511999 June 1 20 570middot 133118t1lf1 IYhy 31 22 565 13312103 Juno 2 20 560 13011S92 l~y 31 19 540 12612104 H~ 30 21 570 12510091 Juno 3 20 570 12512000 IVlay 2821 5middot15 12-4

6251 Juno 2 21 560 1l4n950 (ny 29 21 515 11Zl1S6l lihy 31 13 535 11212101 Juno 3 21 545 no11Sn Juno 2 21 535 10111823 Juno 3 20 540 S911875 lihy 27 IS 560 S112102 ltby 31 21 560 09

14-1 Juno 4 21 560 3911S60 Dune 3 13 550 C711S76 Juno 1 19 5middot10 G611673 ivhy 30 21 500 8511973 Juno 1 20 555 C2

I

11077 Juno 3 18 5middot~5 amp2

11956 Juno 3 10 =--i=5G5-r--~fiF--5=-3r__Stondord orroref Q difpoundororico betwoen bhomonn yioldsmiddotOf QIlJ two vC)riotios -Z09 0ushols

Seeded September 11 emergneSeptembor 17 1940)

I Height --jmiddotweight per=1~vCi~ampO9Cro-[1 C~Ic7llJ=lmib-=o=r----L --Datoh=o=ad=cd I ~ bushcl __-Z_~ __

(Inchos) bull (Pounds BusholS III

I

III

I

I

I

f

Table IS - (Continued

rorbCol~ins Colorodo1(Fjvoplots)

8

20

147

11181617

131012

85

1419

459503~

1734U415~

449

i

46-147547l4S9506459 433

- -- o---~-~- - - - ~--7-IA-V-QrccCtgc~Ocro-t Yield f

el no rDatQ-- - ~lield--1Avertlgc _1~lbii4~h~k=gt ~ush61s) ushels) 1

11(71 May 2D middotlD a GS3 567 1 Ii

llC70 llny 31 _ 52 O 640 523 311673 lvny 30 50 0583516 4 I12106 Iby 29 bull __ 51 a 570 111823 June 2 48 a 566 506 5li950 lviay 30 _ 49 a 560 54~ 2

- 12000 llilay 30 50 0 5601~105 May 28 j 53 0 5608$56 lvhy 27 52 7 557

11971 June 2 51 0556 12102 June 1 46 6 548 11973 lJby 31- 48 o 54311952 lvhy 29 49 18 537

-11975 lvby 30 48 0531iUi56 June 3 46 a 526i19n June 2 46 3 525~ii6S9 Fey 30- 48 deg 52111976 June 1 47 o 50611999 June 1 47 14 506il992 lJaiy 30 47 32 504

11811 June 2 48 18 lt199 12101 June 2 middot16 14 499 11-12 June lt1 48 32 182 6251 lvhy 31 48 1847411969 June 2 47 0middotmiddot lt17010middotj94 June 3 17 a 463

12103middot June 3 48 a 160 )1977 June 3 46 a 458

1196middot1 14ay 3C)middot 16 5 457 12101 iIay 30middot 19 0 MS

H bull i bull

StnnaDrd error of a diffcreiiCC ~otwccn thcmc(]l] yiqldOs of iinytvio voriotios =546 buShels

I

~

- 43-

Table 19 - (Continued)

scsperus ColorC1do(Tl1rce plats seeded September 27 1940)

Imiddot n~~rr ~~~l--=uigh ~

porRDnkbushel

I I ----- -~ ~ugust=- ltInches I POUoJds) ---

6251 10 4-1 63 618 509 2i llSn 10 ~ -12 63 5604 419 3

10091 8 l ~ 10 62 558middot B2 -0

ll673 middot12 62 539 514 1()

8856 5 J laquo 44 63 492 440 711974 9 42 62 475 443 4

12101 10 lt 44 64 474 12000 8 42 63 463 ~

12102 12 44 62 458--11823 10 lt13 60 456 400 1011976 12 40 62 lt156 442 5ll81fl 9 44 63 451 408 911972 8 flO 62 4t 472 3ll950 6 n 02 -134 399 II

1112 9 42 62 428 388 1211973 8 41 63 123 370 17ll969 10 12 61 418 343 1911992 8 14 62 -11-7 11999 8 11 6lt1 -n7ll961 8 lt12 62 n~

ll669 7 f bull 38 63 107 378 1412104 12 44 62 10412105 11 44 62 404ll956 9 14 63 101 374 1512106 11 13 62 39611975 12 42 62 394 367 18ll952 3 40 64 377 310 2011977 10 38 61 357 374 1512103 12 44 62 M9ll970 11 45 62 329 388 12

bull Standard error of a difference between the IOOan yields 6f any tWQvaJieties = 768 bushels

f

I

Table 19 - (Continued)

1- ~

t ~ bull

o14

AIDos Iowa (Jiourplots)

10094 69 588 288 403 212101 26 E86 255 fl1442 34middotmiddotmiddotmiddot 528 247 366 7

11950middot 51middotmiddot 554 221 377 -511999 middotmiddot 45 588 22111844 51middot 578 220 356 1111971 1-3 556 220 424 111972 35middot ~ amp72 208 366 711956gt 55 590 201 364 912103--- sa 587 195 11952middotmiddot 66 588 170 390 412104 ~ 64bulllt middot585 16812000middot t 579 16211669 78 S~r4 16-1 391 311992 10 573 16111974- 61 543 160 369 612102 2~ 598 158

6251 78 579 155 346 1311973 54 586 155 354 1211823 li4 544 154 357 1011970 28 5704 114 342 1411673 60 563 139 33 1511964middot 51 579 1358856 18 581 119 328 16

12109 J 15 563 9511977middot 6Q amp0 2amp2 1811975middot 71lt 72 299

_ J 17-

11969 86 ---- 57 270 2012105 13~- -_ 4111976 _5 32 271 19 l_

~~~df~~e~~let-~en

Standard

the yields ororyy two~6rieties= 249 bushelsbull-

error mean

- 45 -

Table 19 - (Continued) L~col~ebraslm

(Five p1ots~ seeded acpt01~er 25 emerged September 30 1940)

9

8

13456

715

17

161814

11131012

227221232225

1965186207

32~5 280 21t7276 272

--~l~till~~r gtti~~ - ~f~1-ei~~0 vre~-~TICJlV~ Jlvera~~clf==1 ~~~~_l~rvival)le~~do~rmpeIreacti~zrl_ _ J bush~l- ~~el~~ 1940-~L ~~1k_1

Pc -ilij June 1L1) -Wosf Bu ~Bu- I11950 65 29q4 22 35 568 317 316 2 I

11992 6525 25 34 557 3098856 69 P 20 3 36 592middot 295

11956 66 2pc 26 2 32 57r 28011669 65 33lt 24 2 34 564 26811844 56 25 27 3 36 568 25811952 702~ 20 3 35 58824412102 5626 27 3 33 57 7 22112101 61 26 27 3 32 568 19411973 57~5 26 3 34 55~(j 19112000 51 43 25 3 33 55~4 18610094middotmiddotmiddot 84 Z6 26 3 32 543 17411964 56Z6 25 2 30 51-0 17111971 74 Zo 26 3 34 518 154 11972 60~7 27 3 32 518 15111673 57Z5 26 3 34 526 118

1142 76 Z7 c 28 3 34 550 itG11999 46Z7 28 3 31 539 14612104 44 Z5 28 3 32 amp-10 137

6251 69 ~rlmiddot 28 3 34 550 13511970 63Z6 26 3 37 510 13~iJ12103 middot16~7 27 3 30 539 13311823 51~7 28 3 31 17-2 13211969 - 52 Z7 27 1 32533 13611970 13 ~6 27 3 28 195 12312106 41 35 25 3 30 510 -110111975 29 (37 28 3 28 190 6612105 29 AS 28 332 510 6SllSn 39 29 28 3 2810 55 174 20

I 1197e~ __~~ 29 28 bull 3 2747~~_54 185 19__1

Standcud error of 8i differ9nc~bet~loenth9rmoan yieldsQany1-wbV1arieties 298 bushels

l 1 and 2 arc degrees of resistance 3 and middot1 degrees ofsliscoptitbility

f

46

J

109 10

106 1191 17

120 994 15

106 ll101 1393 1679 2090 IS96 14 G5 19

Ronk~-

i150 2 t141 4

I154 1

137 5147 3 I

130 6

128 7124 S

Table 19 (Cont inuod)

AlliOJlce NebraSka(Thiee plots

C~I

number

12102 80 JiinC3 21 610 21312101 88 Jime3 3() 625 206

1112 88 JuneS 27 610 1$911669 85 June 2 20 605 lSS11972 83 JJine 3 19 615 lS712103 gO JUlle2 20 600middot 18~9

6251 75 JUIle2 23 620 bull lS~311973 87 JUiEl 2 19 615 lS111673 85 June 2 21 610 IS )12105 60 J~l 23 605 17910094 97 Juil3 4 18 615 18-511844 90 Jun13 1 20 EiOO 15~912104 middot83 JUfl92 20 595 15712106 $3 JL1Q 1 22 590 1511992 S1 Junel 21 56~0 15311964 160 June 2 19 580 119

8856 83 Yay30 20 590 13411999 88 Juile 2 17 600 13312000 ll8 JUIioZ IS 595 13311950 87 JU1Q 2 17 570 12middot2U969 90 Juno2 17 590 117nS74 88 Junel 18 580 ll6ll91 92 June 2 17 575 ll211952 M Juno 2 16 58middot0 1071+823 87 June~l 18 580 10311970 OS June 2 18 610 9911979 68 Junc2 19 585 8611975 15 Juno 2 21 585 B911906 ~3 JUne 2 17 575 061197 78 Juno 3 19 600 84

Standard error of a diffcrcnCebetwoonthe moan yi~lds of ~ly twovarieti~~ = 389 bushels

iL-s

- 47-

STANDARD EBROBS

Standard errors were calculated for each station as outlined on page 21 of this report

In table 20 will be found the number of plots t average yields and standard errorS for the unishy

form nursery grown at each of the 12 stations~

9-411512

7middot63575

132227237145

187321335205

265453474290

696 492 348 891

369 301 213 719656 5~36 379 1057

331 209 148 1279864 546 386 7329 Ll0 7~68 543 1228

353 249 176 1101

1 73 298 211 1234188 399 282 19~25

---_

Imiddot -l__Stl1daril er OJ opound a ---_== iSbgle~DifferOJ1Ce ~l 1

I plot between oeDLlS lfuSlio-rs=~rcenr

(Bu~hols BUshcs Ij

ITexns

Denton 4 1403Chillicothe 4 1501Bushland ~Irrig~ted) 4 3105Bushland Dry) 4 252i

OklahomaWoodward 4 3904

hJsosIvbnbnt t an 3 2964hys 3 3585

ColoradoAkron 5 1157Fort Collins 5 5270Hesperus 3 4416

IowaAmes 4 1599

NebraSkaLincoln 5 1710Alliance 3 1465

Table 20 - Nwnb)r of plots averGge yield and standard errors for the uniform yield nurseryat each coopmting station in 1941

NUmber -+---XVerageStation of yield of

~lots vDrietiesbushels)

SUIJlifLBY OF NUBSERY YIKLDS

The yields of the 30 varieties of winter wheat groW1l at 12 stations (13 nursories) are

sWllIIlnrized in table 21 whore ~he varieties are listed in order of the 13-nursory average yield

These avemgcs arc of int erost only insofar 1sthey shaw the generai adoptat ion of the vcriety

A more detaile~ study is possible i as the vcrieties also have been Dvercged and ranked by Stotes

Pmmee hDd the highest aVerage yield in 1941 rhis v2riety rankod first in ~exns ol1d

f Nebr1ska sixth in Oklahoma and Kansast f()(rteenth in Iowa ord seventeenth in Colorodo In 1940

Pmmee ranked second in the nursery and again made its poorest record h Coloiiado Cheyenne x

Tenmarq (CI 11972) rnnkcd second ~~ing its best record in K~s~s ~his strain ~id the highest

average yield in 1940 Li third place WC1S KalTv2Je x TOl~rq (cr 11950) a wheat that ros been

high in yield for sc)voral years in spite of a tendency to shcttor under certain conditions

KamiddotNalO x Tenmarq (CI 11992) rOJked fourth culd KDxNnle x ~e1llIDrq (Cel 11956) fifth ~he avo

rage yields of the four leading varieti~s differed vGry little It should be lintcd out that

tho first tlOlve vorioties had ~oxmrq as one parent In this sune group four varieties rod

KmNale os one Drent DLid i~1 three cases CheYOJu1e laS used in the ClOss Eighteen hyblid strnini

rI

IrImiddot

I

bullI I -- per acre Iz IN1rm Iemiddot Iowa eP~1rP CoIOrte1o pound ~

ii C~I I lIuh- 1 I I I I I I 1 ~ I I I J 13 I=~ i 1Cldl-1 1IIiu1 1aIIilble- JIBIIIlIOOl1-middot~ 1AIlbmkl ill8$iLi_ AlU-A~ BamkJori aAllnDdleit- Ae-JIaak1 I S~ 1 u- DIF (rnc~ -- rampampel 0middot I colin aileerace middotJCol- i tPenalftCllI lut1eot1IenAllid)_ I ~ bull I bull 0 I I bull UD I Imiddot I

I

III

Jampbull

I -

iftliaart errOl o~ bull _ (1IuIIelII) 132 227 1115 2- 096 21 3079 211 1middot16 211 2~12 116 86 1118 5middot1l 228 0 080 J I Is~ error ~ bull _ (~) 91l1 1512 515 16 5005 1middot91 11910middot51 639 1101 12- 19025 nll 132 1219 ~2I 6JJ 11l II I

- 49-

ronked obovc Faxly Blockhull ond 21 nere obove Blackhull OCld Nebred Again the Hope crosses

failed to give good yields as Hope x Tuxkey 1069 rmkcd cightcenth Hope x Cheyenne twenty-fifth

Qlld KlJlred x Hope tVlCllty-ninth In the 1941 nuxsory three strains had [werage yields lamr thDn _

Khnrkofchock

Tvrenty varieties have beon grovm iE the nuxscry for the 2-yccr period 19middot10-1941 Clt 11

stations vlith 12 nuxseries These dnta are presented in tob~e 22 lhcre the yields are avoraged

by States and the vC1rietics are listed in order of yield at all statiolS Cheyclmo x Tel1m~tq

(C I 11972) bad the highest avercge yield being consistontly high at 011 sttions excGIJt in

IO7au1d l~ebrcsko uhere wintorkilling wos heavy KavJValo x Tenmarc (Cl 11950) roikcd second

and PmJnee third These tvro strains had consistentB performuncos except trot Pavmee roc1ked fifshy

teenth in Colomdo Kawvale x TC11lIlurq (Cl 11956) ro1ked fourth COlIiltlIlChe shth 1hrly Blachshy

hull tenth and Black~u11 tvmlfth Nebred and warkof hnd avcroges considerobly lovlOr tlmn the

earlier vcxieti0s Etrly Blockhull x TollJDXq (CI 11952) hod 01 IverG-go yield considerably

higher Uwn Fcrly Blackhull In spite of tl-Je viintcrkilling ct the more northern stations grom1g

nurserios in 1941 tho oorly lalf-rustresistCJ1tvcrioties rlgcin rere at the top of tho list

for yield

Dato for c1klXocters other than yield cxe Qvorcged and presented in table 23 Since all

stations did not report the same datathe number of stations entering the averages is shawn at

the top of each column

Winter survival data show Nebred to be the most hardy variety in the nursery TvJO KltUlrea

Hard Federotion x Tenmarq strains (CI 12105 amp1d 12106) proved to be rather tender The rest o~

the varioties lu1d survivoJsthnt variod aver a I11frOVl rongo bull

Farly Blocld1ull is still the earliest vorioty in the nuxseryAt cleven sktions ipound 1VG-o

raged two days oarlier in headbg tlJDn Ebrly Bladldlull x TenmGrq (cr 11952) and three days

earlier than ChcyoTJ1Je x Thrly Blockhull (Cl 12000) Sevoetecn hybrids in the nuxsery rod rnv~

rage dates of he1ding e1Tlier thlt-n Block1mll ~Xkof ws the latest V1rilttty in thG lIllrSor

This gives a clear picture of the empmsis being ploced on cCXly vrheats in thoarea Ripening

datcs bring out about the same differences Qlthough the sprood is not so grect

Height measurements vcre reportod from all except one nursery and the averages showed

KltmredJhrd FederCtion x MiIlJmrdi-Mintuxki (CI 11970) to be the tallest and Hope x Turkey 1069

(Cl 11964) the sholtest athel vaIieties shOUwd very little differcl1CQ in averag0 height

Lodging data were reported from four st~tions )J1d indicated some differencesmiddot ~he weak0si

strawed vrieties were l31ockhu11 E1rly Black1lull and CheyeIlile x ]1rly Blcckbull (Cl 12000)

The IGastlodgir~was reported for Nebrad Ivbrtin x TOJ1PlOrq3 (CI 11823) and BltLckhull x Ten

marq (CI 12102)~

--

faltb ~ -~ of Bence Fie14 of ZO wbhr whea YUieU cr- ill _Uelll Fie14 _erie bull U aUon in lla 1l8I4red riDur whea 1eC10nbull 1~1

a I t llpllle1 pH Ia I I Jtpe Pr I Japmiddotu COXon4lp I Ina f - 1tratIla ~I bull I I IJlaU-Illpell-l I I I I I I I I I I I I I I I I I 2 I

1 t 8Iie7 or I 01 IDa- 101l11l-1 1Ul41 1a1llAn- lBultI1J~III lAy I Ihr I Ay i a I Ir IAlA-IAy I I- Ia I _811 on I cohe(IlIi+(Drr 1l8p I - IftIlll 1lIuIk1~I_1 daDk 1001- 1p8n81 ZIJaIi-IJIaDJt I aohle I r-BaDkIUle Ia I I _4118114) I I I I I I 11M I I I I I I I I I

IIq~n z 8uaIq 1172 ~1 205 29 11 232 3 40 1 ~9 32~ 31tmiddotl 3 506 ~12 1Ns9 3 ]66 7 221 15 I bull 312 IlKarial i arq 1150 2O1a 151 281 19middot1 20 bull 31t l 1 352 386 1 ~~ 9 ~7middot2 5 middot7 5 llmiddot 10 211 t 30 I11_bull 11669 25middot~ 21 32middot0 lbullL2~5 I 31middot0 _o~ 29bull9 311 ~

3Tbull1S 19 ~ -~~l ~ 271 ll~ ~1_ I

llawnJOZ aDUlq 1156 21middot ll ~1 16 235 2 36~ 5 31middot3 30 ~lis ~~ ~3~2 13 280 bull 9 i

llured-IIuIlJe48laUonz8uaIq 11971a 2115 162 middot3 162 203 10 38middot0 3 2 ) 561~ 50middot5 2 369 6 2001 120 16 13 291 IIaouoie 11673 252 21middot3 236 16 217 ~ ~7 9 350 29 5 bull ~-6 5~515 1 5 1 22 l~O 1S1 12 29 IllallJ B181llt1ml1 Z auaJq

~=281 176 23middot1 15middot5 211 6 1 2 3S~ 31middot1 2 7~5 ~o ~ 19 0 272 106 I 7 291 I

lIaIlIet Z Blackmll ZO 11 269 169 206 9 JIJbullbull 6 1lmiddot7 ~ 210 lis 7 10 356 11 276 12 ZO~O ~ 212 I I

IO~lIIIile Z aazq 11~U 19middot 21 290 15middot0 21~2 5 ~o bull 6 276 30middot6 7 ~ ~0~7 11 35~ 12 2 1~bullJ 5 bullbull1 I~1ulJBlacldml1 IS 25middot2 18 1middot5 11 1middot3 12 llmiddot~ 12 6 1~ 260 12 ~9 0 ~o 9 32middotmiddot16 32middot5 lG217 1 269 I

1~1Di ellMIq 1112 middot215 181 26 lla ZO2 11 32middot5 io 261 226 2~1 11a ~6 400 ~5 bull t 7 10~~

1011~bullbull 16 265 I Blokml1 6251 21 llal 21 10 17~ 15 2S1 15 211 ZO5 2~ 15 ~ 509 ~7middot1 ~6 l 17 11 26 Iilaprell-llull JederaUonz II1Ilha141- IIi lIiDUrId 11970 196 10 211a 12 11 l ll 12 26bull 262 26 11 52 l Zf-l li 1~ 206 l 120 ~~

260 IIJ~_ a011iDe eleoUon 119n 182 12 22- 5 156 19 31middot5 11 ~bullbull middot215 25middot71

~~ 1 ~ 1 221 1 1 260 1Ie_et 1~ 221 102 21a6 10 169 17 - 267 18 2 186 218 19 ~t ~~6-11 110 2 2~2 128 18 11 ~~ lliope Z alureilD 1~~ 25 1~2 290 17middot0 20~ 7 27 19 27 26~ 27110 1a52 ~ ~ 18 27~0 20 18 1 1 18 7 IlliieIkof 13middot0 111 2 1~ 15 20 271 i7 27middot2 12 227 11 ~7 31 1 1~ 36middot6 7 225 150 11 bull 2~ IlIaDJoe4 Z Iope-Bar4 JeIlerUOD 1115 2middot3 12 2lJ 106 170 16 29~ 1~ 260 21~ 2middotZ 16 ~7~1 ~7 1 15 ~9 l1 12 0 li ~7 23middot I1bDie4 z IIope 11976 212 11middot7 250 12middot5 17middot6 lla 27middot~ 16 25middot7 215 2 17 la 2 ~s 12 27middot1 19 18~ 1~9 12 1 2 IICClllp01Ul4 orobullbull 11971 1~9 11 26 16 15 18 22middot7 20 20 207 20 20 1 3l~ rlmiddot 20 212 18 11 5 10 20 21_ II l-

~I

-

Leai rust

Varieties roving

- 52 -

reodings were reported rom five und stem rust reodings from twomiddot stotions

low re~ngs for both diseosos were Jomiddotllee KvlVole x T~qmiddot(CI 1195Gi)

Hope xT~key 1069 (CI~ 11964) Hope xChcy~rme(C~I~ 11969) und KovNQle xT~1IllQrq (9I

11992)

Kernel plump~Ss data were2e]orted from two statio~ aha these havegtbeen averaged and

DATA mOM TREDlSEASE mmsmus

Bmfr NUElSmY

For convenience tho doto from tho vniform Iilinter nhcot bunt nUsery ore includod in this

report Tl10se dnto (table 24)Tore ~ecurec1in cOQpcr~tion with AgroiJqmist s O)ld Potllologists

working in the area

j

f

1

- 53

UNITED STAT1S D]PAaTMENT OF llGRICULTURE

Bureau of Plant IndllStry

SUMiYIbEX OF THE GBElu PLAINSmiddotUN1FOBM WIhrm~ BUNT NUESmY 1941

By HI A Rodenhiser Pathologist and K S Quisenberry AgronomishWheat Investigations TIivision of Cereal Crops and Diseases

The uniform winter wheat bunt nUrsery for tho Great Plains area wos continued in 1941 inthe same manner as in previous yeaxs This report presents 0 sumnnry of the d1toobtoined in1941 together vlith lbhe averages formiddot the vaxietliies grown dUring different periods from 1932 to1941bull

In the fall of 1940 50 varieties and stroins of uinter wheot were SOVl1l in duplicotC8-foot r01S ot- ten stotions in the GrCtJt Ploins and ot BozemaJ1 1bnt KecrneysvilleW VoBeltsvill e M4 and Logan Utah BeCouse of unfovor2blc environracntalcolldit ions for bunt Jonshyfaction or subsequent plont grovrth no cL-m VlOre obtolned in the nuDseries seeded at- Lincoln andNorth Plotte Nebr and at St Poul Ivlinn ThedJta from 10 nurseries axe averaged The SllUt trot developed in the Logan utah nursery was caused entirely by the so-called dworf bunt orgOroniso and therefore the infection pcrcQntltgcs ore not included in the averages for other stationsThe nurseries included vorioties that hud shown resistw1ce in previous years and Igtromsing nm7strJins supplied by sevotal of the cooperat ing stat ions

Inoculuo for nost stations inS obtained fron the previous years IfUrsery at that stationby selecting bunted heads poundroD all infected vriGtics end froD collections DQrle froD faroersfields in the State where the test was made For the IvWiliatGan eXperioent the inoculum laS acomposite of racos knovm to be present in Kansas For the Kearneysville and Beltsville teststhe seed was inoculated with a cotlposite Dade 1lp of inoculum frOD all of the other nurseriesClean seed vms planted in the Logon nursery Q1d infection resulted fron the soil bormc organisn

The vurieties axe listed in order of the avertge infection at the 10 stations Thesemiddotaverages ranged fron 01 to 671 percent The average infections for SODe standard varietieslere as follows Ridit 20 Relief 26 Hussor 32 Minturki 91 Yoga 95 Nebred 103ond Oro 172 Of the susceptible check varieties Kh1Xkof had an average iIlfcction of 360 Cheyenne 39bull0 Quiviro 518 and Chiefkwl1 671 TJO hybrid strains hnd averogo infectionslovler than Ridit These were Oro x Turkey-FlorQamp1Ce (F9) and Hussar x Kmred (CbullI 11989) Fourselections fron the cross Hope x Turkey 1069 bad aver~ges 10Ter tlDJ1 the porelit varietyTurkey 1069 (CI 10016)

At the bottom of the table are shovm the average infections by stations rhe heaviestinfections with inoculum other than the dwarf bunt vmre obtained at Bozeman Ivlont Fort CollinsColo and lviurJbattan IWns A study of the lbnhattan Akron Fort Collins ond Bozemun dda gives some indication that different races mltJY be present ot these stations The behavior of thevarieties at Logon is of interest in thlt some of those eorrring rOpoundistance to the races presentin the Plains are also resistant to the dvrnrf bunt present at Logon In other cases strains trot

are quite susceptible on the Ploins see~ to be ~oderotely resistent ot Logon

Longtine averages are shovlD for vorieties gr~m for more trAT) one ye~bull For the period1932-41 Turkey 1069 (CI 10016) Nebred ond Hussor hcvo the 10middote st avero~es For the 3--yeorperiod 1939-41Hope x HussCX (C~I1l834J Relief 2nd Hepe x Turkey 1069 ~CI 11964) hmiddotweshmm the nost resistance Severol of the vcrieties trot mve beon highly resisttnt in thesetests and are othervlise agrononica11y desiroble axe being tested llith individ1U11 races tht havebeen identified in all of the wheot grovling areaS

bull j

i

86

j 1O~106101

7middot96

middot_----~----------------~~-~-~------~--------------------

rI

55

UNIFOBlvI WINTER vrnm RUST NURSERUS

In t~bles 25 ~~ 26 ore presented dQto qn severity of le~f~rust md s~g~~~t infection

on the 30 voxieties qf winter vThed grown Ll rust obss~tion nurseries t~ltgQgheIJ~ tho oountry

in 1941 These nurseries Jre LUintained froD yeor to yecr ~s part of n J1Jert ~elQUrQh progrno

corried on Ll coopcrotion ui th agronorUsts and patll010gists erployed in the ~evoru Stdes CODshy

cerned Lcter t 0 cooplete report of these nurseTies ui11 be issued 8c1d th9 rust percotCges my

not agree ent irel rlth those presented here since the clto sItovm in this less de~oilecl raport

include only figures for the severity)f infection

Differentiol dato for leed-rust hlfection -rare obtdneclfor the vcriotips ot 20 stotHJlS

(toble 25) In cnlcul~ting the over~get Q trace (T) ~ns considered2s equal to O Aoong the

seuihJrd whects Hope x Russlr (CI middot11682) Hope x Konvde (CI 11959)~ ~lcl Red Rock x BGpe

(C o 11821) Ind the lC)VTest ovemge infoctions Of the lnrd VIhBats IIt-uqui110 x Oro (CI 11979

and CI 11851) t Hope x Cheyenne (CI 11969) a1d tavrvnle x Tenrnorq (CI 11956) had averoges

less thaR 20 percent In the snme tests susceptible voriotieshad aver~ge infections of from

60 to 715 percent

Stem~rust readings showing differential reaction wore raported from 13 stations (table

26) Among the hard wheats the mosb pronoun~ed resistancQ vJUsmiddot shovm byHopb x CheyOJlIle (CI

11969) Hope x Turkey (CI 11964) Mnrguillo X Oro (C~I 11979 Cw1d CI 11851) t ond R-044shy

Minturki x lVJinturki (CI 12022) Of the semihard mGQts Hope x Knvrvole (CI 11959) and Hope x

HusstX (CI 11682) md low nveroge infections

Toblc 25 _Severity of 1e1 rust infection on ninter nheQt vQrieties gravm in the Uniform Rust Observation Nurseries in 1941

VGriety or cross

~

5355 302 50T+ 25

15 305 15

1 70T 501 65T50T 35T+ 10

T 301 50

1 65T+ QOT 5o 10o 1 T 25

0 25T+ 30

T+ 30T+ 45

433131054 4128

30 13313~3

806570

70 36765 11975 56770 46460 24460 26140 180middot25 15835 15465 21865 190

170 261

80 63 080 71535 35880 64910-63 390Q5 8HO t9 010 t5a I1099 OJ

15 117 m15 124 I

65 245

B565

100100

6520202540202515

46 SO10 50609025 5T 10T 70

2S 1525 lt1585 6040 80

T 255 40T 25T 255 Z5T 25T 10T 20

251015

TTT

20355

2010

15203030

52020

101010

1

30 25 80 - 9025 60 80 9015 5 80 8020 65 80 9020 -40 60-8Sshy20 85 90 10030 40 60 9010 T 25 10

1 T 20 105 T 10 20I T 10 20

T 10 40

70502060eo6070101015

510

753075

55

10

106080704030401510102015

9595809595959020

5Q

5070

7010100102010

100100100100middot

75202020

T55

20

30506030104020

TTT13

503080TTT

75 5060 7060 540 8070 middotmiddotmiddotmiddot6065 9085 4040 T

3 23 2

25 T20 20

25351575T5

JO30504040252020

55

103

9090gt9595Sfr80857570657030

8585

51060G5

8090

70207580556570551095

2525402510

TToo

oT

402585-~

T

-

85100

254065shy6525

5T

3T

10

3525middot9590

52525TT

105T

759510

10085

10075

5252

15

5060

100TTT

35

2525

325

3T2T

3

225615

115

5

)5252010

5352middotJ

515204025

60 7560 9510 545 10000 100Z09015 20

5 55 T

30 T3 T5 T

355

75T5T

7590306585-85452010101550

1530

57

1055

-0ooo1+

607075551045

51020656065

40755580755520

3551

20

T122

5211T

502510

253010152510

51TTE+5

TTT5

51020TTT

152025101510101515201015

50754050404020

T

fSoit Bed ~hignn Amb er 5620 751 TiUIllbu11 5657 80~~tDcnton 8265 50ti bullbull M(3Jster 6471 90

~tmiddotgtoiit~~~ioncon ~f~ ~gampi Purdue no 1 11380 80r~WijDas1i 11384 60t middotEUitzsel x Hungarian 11849 50~Fultzseh x HungaXion 11850 45~rbulll ~tz sel x HuDgorian120l7 30)middotFultzsel xTJWIlbull 12018 40

~H~eHt~=Redmiddot 4843 50~l Kawvale 8180 ~ 35 I~nt~~i 6155 50I Hope~Hussor 11682 20 HQpc~ KuwvrUltl 11959 20

Red~o~k x Hope 11821 35

atI~ ~ep7 51 A6 I~liiiiibda J 50 Tcnmarq 6936 65

Kharkof 1442 75Mala~of 4898 80Comanche 11673 40

I Pawnee 11669 30 Kawvale x Terimarq 11956 35

Marquil10 x Oro 11851 50Marquil10 x Oro 11979 30HOpe x Turkey 1069 11961 25Hope x Cheyenne 11969 20E-41oMinturkix Minturki lAJ22 70

~ -l

=_---~------------ ~----------------_ --~~~_-~~~

Table 26 - Severity of stem rust infection on winter wheat varieties grom in the Uniform Rust Observation Nurseries

11lJ~J

in 1941

----[AverC1ge for I13

stations I

I519467500515492538 j488566 1

558 CJl591 -J

535 I-

535 j

467 j

290 219 i

5-919 ~

318

18320028828513818613~8

4429220511

1

)

--~---

30 100 75 T- 30 100 65 65 20 65 2035 100 80 T 20 lOO 65 60 15 65 1530 100 80 T 20 100 65 70 15 65 3035 95 85 5 20 lOU 65 70 15 65 3540 100 70 5 25 100 65 70 20 65 545 100 80 5 40 100 40 80 25 60 3545 85 80 20 20 100 60 70 20 60 1550 85 86 10 30 100 65 80 20 80 4040 90 80 20 30 100 65 80 20 70 5050 100 88 40 40 100 65 70 10 80 5035 100 90 10 40 100 65 60 10 70 4555 90 85 5 WO 80 60 5 70 40

10 75 90 25 FO 65 60 5 65 T10 90 40 10 15 90 20 15 2 25 25

5 20 60 T 15 80 15 20 5 10 10T+ 10 T 0 25 5 10 1 T 20

15 T T+ a 5 5 T T 0 T T10 60 0 20 lOO 25 45 15 25 -10 3 25 10 20 90 5 -~ 15 T T20 10 25 0 15 75 20 10 15 T T25 - 15 55 0 30 100 25 20 15 l 10

5 20 60 T_ 20 100 25 25 25 T 1020 T 20 0 15 80 5 T 5 T T20 5 45 0 15 90 10 15 5 2 T15 5 10 0 15 90 10 T 3 1 520 5 5 D 5 T 5 3 T T10 T 1 0 5 10 T T 2 T T

5 5 0 0 10 5 T 1 T T5 0 T 0 0 T T T 2 T T

30 0 2 0 10 T 5 2- -T T

0 e IMchigan Amber 5620 40 65Trumbull 5657 2 50Denton 8265 10 65Fulcaster 6471 15 65Ivioditerranoan 3332 5 70Minhurdi 5149 10 80Purdue No 1 11380 10 50Wobash 11384 25 65Fultzselection x Hungarian 11849 20 60Ful tz selection x Hungarian 11850 15 60Fultz selGetion x Hungarian 12017 10 6~

FultzsGlection x Trumbull 12018 2 50SBmihard Red

HUssar 4843 T 65Kawvolc 8180 T 35Minturki 6155 T+ 45HOPe x Hussar 11682 T T

HoPe x Kawvolc 11959 0 TRed Rock x Hope 11821 T 50

Hard HedtKnnred 5146 0 60TeIlll18rq 6936 T 70Khurkof 1112 T+ 75Molukof 1898 T 80Comanche 11G73 T 35Pownoo 116G9 T+ 35rowvule x Tonmorq 11956 0 25M1rquillo x Oro 11851 T 10M1rqui110 x Oro 11979 T 10Hope x Turkey 11964 0 THope x Cheyenne 11969 0 TH-44-Minturki x Minturldl 12022 0 T

Is ft R d

Variety or cross

Ii

~bull~bullbullbullmiddotbull1

~ ~

J

-~

rmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddot

~

~

STtumAw ERRoRS

- StllIldai-d errors have been9alculalied for yields whor poiislblo The accuracy of these~ t

erors mar beopontoqct9stion3incethO p]ots were notalCioIllized et all of the stations Ranshy

dom arrcmgoments were used at the Toxasand Minnosota stations Statisticians do nolll agree as to

whether or not a generalized-error obtained from nonrandomized plots is of any use From the -

agronomic standpo~nt it is felt that the~tl1tistic i~ of use although it is ro~iz~qtpat tbe

valUe IIIEliY notb~entirelY~6rject Just how far wrong it mew be~s not known

The anaJysis of vori~e wns used for tho 1940 yield data at each station Total var-

onco wns obtaired and from this WO$ subtracted the vJlXionce duo to varieties uno duo to raplie8

tio~ the remcentnder considered as due to error To obtain tho stOlldord crror of tho moantho

sguaro root of the meon sqBamp0 due to error or the standard deviation WaS dividtld by the

sqUarc reot 6f the number ofmiddotroplicntions for oachVnriety Thestnndard error of 0 difference

w~sobbainedbymultiplYitig~hestaldorderror of a moon byV2 1

The sttinaJrd error of an I1vorcgo Qf ovcrcgeswas dctorm~ncd by tho form~o

wh~ro a b kac --n ~emiddotthe soparotc$tDYJcl~darloors and N =tho number of scphratGav~rages

Thostlmdnrdetror iIi bushels mcw be exp~essod in per~ent by dividing the stf)ndnrdo~r9r by tho

meon yield and multiplying by lO()~ Tho SUIlL1ory of these stondo-ild errors is shown in table 2

together with tho number of plots and ovorGgc yields at each station

l

~

~

t

l ~ ~_

3middot4

41middot

229 1S-3 232 132 5684 ~39i 5~53 3~92 277 817 ~

I t3 2483 187 153 108 4~354 $159 2~5 153 108 3~423 3525 225 184 130 369 t

I4 1395 ~89 275 middot194 1391

5 ~O32 2~88 i82gt 129 6354 lS98 266 188 133 951

I 3 ~lA5 250 204 144 1258

3 ~5n 359 293 207 13173 2485 378 308 218 877

2 ---_ ---- ---IJ

3 ~609 8~1ltb -119 296 820 ~

IE~27

3 4bull84 39gt 279 middot7911

- 807 205 1041 102 a~middot683 2399 159 130 092 383middot - -

Table 2 - Humber of plots elerge yi~ld c41dmiddot gttmdtmiddotrd errors for the plot test at caeL coop-erating station 1941 i I

I l

~oxns Denton

Chillicothe Bushlandmiddotmiddot

OklDJlOmbLmrton

WoodVIard~ K-ms~s

i-ltJL1l1Dt t ani R1Ys Colby

lt middotColorado- Akron

NebraskaLincoln

North FIr-tteMinnesota

WtsecaSt PaulGrclld RapidS

North DGkotnDickinson

1yomingSheridm

MontoxaBozemanMoccosinHavre

t-

The yields of the uniform as ve11 as other varieties grm-m in cooperative experiments

have boen summarized for the different districts and states Vlhore possible average yields fo~

the last years (1939-041) ore also givbn

Districts

SUllll1Drie6 of the yield cwta forthe uniform v3Xioties grm-m in 1941 ond the 1939-41 aveshy

rages vThere available arc presented i~ toblcs 3 to 8

In the southern district in 1941 yields VIore reported from fivest~tions vn10re ton vari~

ctics 7ere grolm uniformly The dta arc presented in table 3 There the vorioties arc listod

in order of average yield ~KarJOlo x CCllLnrq (cr 11956) in tho uniform plots for the first

time ranked first YJith on average yield of 273 bushels per acre Pmmee rruuwd second and

COll1Ql1Che third Chiefkan had an averpge 7 bushels less thJn the leading v~riety Kcu1red

Klnrkofcu1d Blccld1ull rere at the botton of tho list

_23 -

078

4~97

132

568

1~80109

917

of 2 00Dl1bull oIIt

Stondrc1middot prror

StU1d1rdprror of 0 Doar

Toble 3 _ SUOJ1Llry of overogoy~el~ of tho uniforJl lirtox ~J10t vdobi~s gtQJn iyenl~p1(rt~~sts d 5 stdi02S hi tlO southori clistr-i~t 1941

j --~middotmiddot----------iif---middot~middotmiddotmiddotmiddot 7W+g~ro[Cfr--fnbusroi~~t ocr

1e ot i ~I_-~--II

1lXioty or co~s C I tliITli ~i d bull bull Avorago

I~lili1bormiddot Denton I cotho_ Busll~c4J La1iron- IVoodvffixd _--_____ i

K~iVolO x TOIlnIq 11956 86 172 397 4~H2 42middot~l) 273 ilmmoo 11669$9 13~236~8_ ~6-342~ 7 25~2 IComnehe 11673 110 101 333 ~16 388 250TOIlIlUro 6936 74 165 299 267 3-88 239KDNDloB)80 48 74 303middot 287388 220Chidkon 11754 52 129 32bull5 205 302 203Jlhrly Bbckbilllmiddot~middot8856 66middot 1O~8 IS~7- middotmiddot242284 17 9

lKmrod 5146 48 57 268 219 249 16-bull8~1O-rkof 1442 29 77 245 199 241 158_Bl_1C_kl~ulh- middot 6251 54- 100 19=1--~~15 bull~1~_----29~bullO__ 157

bull of bull

(bushols) 114

(p~cont)~middot 199~middot~ --

In orelor to SO7 tIle _b ellevi or ~f the vriotios for C SOtlOTJtJt longerporiod f the overCge

Palm-ee 1Ccl tho

~~o varioties are listod in order

~ yiolds for 1939-41 ~e sULlrnrized for 9 v~riotios ir- toble 4

of the roiC11tccl ovcr~~g()yield bosodon tlie rsuHs of 18 sktioryo~t tests

highest over~ge follOTed by Cononche CHCfr[lll ond IenrJLrq EJlcorkQt Co-1dmiddot Ifru~edInd the lotost

overage yiolcls The oiler ofmiddottilO lec-cling Y~~rictiGS is tle sene -os for the 1938-40 ovoroge e~

copt thd Tenrrorq m91l lQl$S lJigh0rthik~Blockhul1~

tests at 7 stu-Toble 4 - Su-rnory of over-ge yi~icls of 9 winter wheot viUieties gtown in plottiOllS in the southern~district for all or 0 -flart of the period 1939-41 =r SEelspmiddotr nciE --I

Vnrioty CImiddot ood Weightednumber Law on vrrd nv~~_ __ ---~----=~_--l

NulI1Poi ofyc0Xs grown 3 3 3 2 3 2 2 PnwIioo - 11669 middot205 190 - 1S-8 244 360 175 396 248Comrincho bull 11673 231 - 177 169 26-7 327 183 387 2t4Chicfkun middot11754 middot213 -172 bull 170 214 315 170 367 228TOI1JllQrq 6936 193 199 150 245 304 167 337 224

Blocklull 6251 1S-5 180 132 183 292 176 389 215Krwivcle 8180 174 152 155 234 296 305 21-03Ebrly Blockhull 8856 19-8 i81 136 206 286 192 294 210

J Klmrkof 1middotl42 148 150 135 200 27middot1 16~0 344 196W Knnred 5146 middot172 158 142 220 273 151 186

I~

Formiddotthe cCl11rcldisttibt ampitivJere reported froD Sixstt1tionsmiddotin 1941 (tob165) ~ho

d1ta orcfoirlycbn-sistcntoxclt1gttinmiddottho Coso ofNorth Plotte~ Pbirio6 ruJked firstuith un aveshy

roge yield nc~rly 3 busholshigher tlk~ Coonncho valieh ranlod second Cbie~~~ r~ed third

Tenrnorq fourth ond Choyenne fifth Nebr6d Bkiclrllull nnd Khotkofvlore t tho bottQm Qpound the

listbull In ViCIl of th0 ambimt of wintorkilling ot sorie of thcsostbtions thohighoverJges or

Povffiac and Cornncho weve 0 surprise In toble 6 the avorgQmiddotyieldsfo~ Jdh6 lost three yo~rs

h

for nillltl voxictics grOVI11 at six sbti Jns ~e s~izcd~ lotIlCO rolccl firs~ ~ayipg on jdvontogo

in yield of 14 bushels over Conll16he~ In third IJIQCc TcS Chicpoundlm1 foli~ved by Tenmrq and

Choye~o Korlred and Kharkopound l1odthehciWest ~vcr~cgc yields fOr t20 periodbull

Ta)lomiddot5 ~ SUDI~117 of~voiogo Yiold~ of tho uniforp winter whoet varieties grovm inp10ttosts~t 6 stctions in thcoOl1trcl (jlistrict 1911

) ~

B-- - Avr~go-riTld hb~Sle_ltrDlrO JiT--E V~ioty ~ Cmiddot Imiddot ~North Jvergo

______ ~- middot_p~lb~1ihJJ11[~ttan HrlYl-lC)l~1LJ llkron Li_~~~E1Pl~tte __~_

PavlIleemiddotCOIDiJnClle ChiefkanTenmarqCheyenneNebredJ31ackhullKlmrkof

11669 314 42~7 410 15211673 ltl96 406 375 185

11754 263 35bull 0 367 1646936 239 350 386 1598885 281 2p4 342 12-9

10094 220 259 346 1186251 233 236 326 163

1442 187 249 331 120

-

2981521921511842007

15911~6

108

435

Standard error of amean (bushels)

middotStundoFdmiddot eriorofti mdbD (percent)i___~__ _---__--_-~ _

Table 6 Suttlcxy of avorcge yiclds of 9 wbter yheat varieties gra-min plot tests lt 6 stashy tions in the central district for all or r1 pert of tne poriod 1939-41

middotf + bull bull ___ _--~~-------~-f-m--

middot-V~riety CI li--~yerrg~1t~1middot~__~l~$l1el~

1______ nuober I$lbnhattan EnyUQolby l-11lk=middot~ran~~middotJ===L==-=--~==w~1Humb0r of ~rc~~rs grom 2 3 1 2 3 3

Pavincc 11669 318 246 410 110 251 129 225Comcncho ~ 11673 91 i44 375 135 186 145 21-1Chiofknn 11754 281 ltl27 367 131 200 161 211T~q - middot6936 26S 21~8 386 12 175 144 199ChoyeIL10- 8885 270 160 Y12 lO~7 202 190 197Nobred 1()j94 252 176 346 10~5 184 194 194Blockhull (3251 250 16~7 325 125 187 158 18-8KcUed 5146 228 16~6 352 108 172 185Khnrkof 1112 i 21Q IG1 33~1 9~3 151 169 172 i-- ---- --_ ___-__-

~~le Yields obiinedin the nciJftperil~istrict ia 1941 aXe prcschted in table 7~ Ihtn wer9 1- ~ -

i-qgtortod froq 7 sktIcii1s YTithfour v~-iriotiQlpeing grovm illliforuly For the average yiolas ofbull I- i- bull

ti~se sht i~S J iun-irdx lii111nrdi (d~i S8SSS 112a 0 Slight~dvLntigemiddotin yield fo11oel by Yogo

Ivhrr1in und iilinturki in the order I11Jledmiddot Excludimiddot~g the d~to from St Pul 2nd Gr~1d Rapids from

tlO aver middotgQs iunrd x 15illlnrdi (C ~I ~ 8888) rDi1ked first IDirkOfseCOl1d ai-id Yoga t~ira lviil

turki nd LVJcIIlL ~Dd thcloues~lt1vmges ~1 though tllO sprc~Jmiddot b0tv~Wen thomiddotmiddot highest Clil-d lOVlost Oye-

r~ge yields RS lossthl+twobUshelsOvwro3-yomiddotr period ~ot 6 sttions (t~b1e 8) Yog0 Cild ~ - ~

N~bred hcl the SDO ov~r-ge yi old cl9sely f oii6lOel by 1Jiii-~ra x UlinlltJrcli (C I 8888) mel Kl~-crkof -

-~

h

middotmiddot 25 (If

j Table 7bull SutJIDary of avercge yieJdp middotof 7 varieties of vtiilter heat grOJIiriplot tests amp~ 7

stntions in the northern district 1941 _ J

C1Gie ago yield inJ]iyencr exe a middotmiddotycrag-neIdVarictyorcross ci~ 1- St Grol1d 1orJ- oze- lVJOe- T-~ b sti11

-=- __ numocr hioscca p9u1 JEbpid~ dan IlDJl casin vrc tions tmns=J

Y1iIJrd x Minh1rdi 8888 167 214 24~6 35n 32~9 382 225 273 291KhJrkof 1442 gt66 ---- ---- 364 397 374 250 ~---- 29~OYogo 8033 87 175 242 379 308 40~ 247 263 285wmont 6700 Oi2 _- --~ 382 387 381 58 ---- 282Hobrod

10094 90 364 357 368 214 279-

Minturki 6155 101 179 2312 333 316 38~6 244 256 2761hrmin 11502 18~5 200 ~~- 367 30~3 32~~_181~~59 _2~_

~

StondJrd error of 9-moon (bushels) )44 207 218 296 279 102 092 O 7~ 091 St~ll1dDrd error of ~mcan (percont) 1258 1317 877 820 791 2 68 383 338 352

------11 Excluding St Pbul and GrciidR)pids

Table 8 _ SUrnrDu-y of CvorL1g~ yields of 7 wintor whcnt varictics~0vmii plot tests at 6 stashytions in the ortherr district for 011 or n part of the period 1939-41

ifoight-Cd~ bull bullbull lt

I - d ~r~~101s Pj-ClO 2t -VJXiety or crQssgt middotmiddotCbull hor-I Boz~ iIoecj )ve- I

= i 11Uniber vifasocn iclcn-L-L1DIl I sin Ehvr_o r~ 0____

llfumbor of ye2rs grOqn 3 2 3 3 3 3

IYogo

87 L1509 199 298 8033 353 360 311 iNebrod - 10094 345 116 396 493 263 180 298Hinard x Minhordimiddot 8888 366 905 355 457 290 178 292Klinrkof 1442 308 92 383 494 277 200 292Karmont 6700 80 362 494 282 202 284Minturki 6155 316 97 349 164 285 184 283lvllLmin 11502 349 135 359 404 246 154 275

States

In scvorol of the StG-tcsthero lore two or more coopdr-diing st2ti-Jl1sfrom vThich date Tere

rocoivod- in 1941 At sono of theso stations only the unifort1 voriotiosmiddotmiddotiere grcim Thilcct

9thors aMit ioriaJ varieties were included It has been the practice to sUlIlt1arizethe middotdiitiJ by

St-tes by averaging yields from all stations within a Stato In ]941 more thun onc stntion reshy

ported data in Tcms Okluhoma Innsas Nebraska Mim1Cs0ta arid Montonn and summariltls wero

~ mnde up for thoso

In TOlqs lmiddotyoriejie~middot tero grOim at the threo sktions (Ina tho averoge yields oxo shown

in table9 middotKrlIN~O ~T9nparq(CI11956) lvbrlin x Torunlt1Xq3(CI 11805) Fameo 2LJd COIJQl1o

che hld the highest oVeroge yields For tho yo_Xs 1939-41 includh1g9 siction-yoors Pan1eo

Comanche me l~rt~l x ~cnr1IJrq3 (cr 11805) rll1kod the highest

Tw stptions rcportQd datg bOk1~10Ila in i941 (table iO)~middotKmmiddotIvnlox-middotTonriarq(Cl 11956

raJlked first COIp1chosQcond pndJawnce third Foral1or1i POxt of tho ~pcriod 1939-41 5 stu

tion_Y0Qrs Pamoe 1115 had the highest DVercgc yield follOlCd by CoCucho and Tenoarq

- 26 -

Tobia 9~ -l~vr~goYiold in ~ushdLs por ocrbof Tintor n~lot v~riCtioslt grOmil~ plot tests in OxS 111 1941 uld V101ghtod ovorgospoundor 1939-41

191194I9181185

16015 7172144166

---------~-------I-+----~-_---+_s---- I

-=--olt-c- u-----Ra--~middot-l I1middot I2 I5 I

I

I

218205190

181-179 169

- 14 bull6 )A2

124 120 middot117

115__----

11956 11805

11669 11673

6936)11754 12106

81805146

8856i 1442 gt

6251

ViriJtJ~ orcrcs s j lie1 I~--1----- -- ~ i-2luobvr

~~~~c~gt=~ Phvmoo

~ ~ 06nonchomiddot ~

6~~ 11middotI ~odIL-rd Fcdorot ibn x Tcrunrqmiddot~~o Jihr1~r Blaellthull

middot Kbarkotmiddotmiddot Blackhull

2i

6347

59middot~

1011

303314272280276

-254275249252248243

Table )0bull- veroge yi~ld in bushels per acre of wintcJ wheat vadeties grown in plot tests inOklaho~in 1941 DrJd middotvrcigltcCl uvcragos for 1939-41 I

1--------------- Imiddot J ~-)vcr CyiOIirTn--bu-Slh-Cl-S--------IVoh6tymiddot6i- cross j I c] 194~ 19~941

1----------__~__~ I numbor~ (2 stohdns) 5 stohon-yeJXs Bonk _

Kawvo10 x Tonmorq 11956 356Cornoncho U673 352

middot Pavmoc 11669 345~middot1VolC gt bullbull ~ 8j80middot t 338 ~centnmorq 6936 32$middotDhoyenno $B85 277]trly Blnckhul1 8856268 middotChiofkori H754 254

-Turkey 1558 24~OKanred 5146 234BIQCkhull 6251 221IChnrkof 1412 220

1 _

Doto wc~oroportbdcfmiddotr6mthroo shtions in Kll1s1sin 1941 (table 11) lith thirteon vori-

middototiosboinggrovl11uuiforI11y pavmoC~lod thohigl1ostovoroGo yi oldfo11owei by OOIlahcl1O and Ebrrshy

middotlyltBlookliuiimiddotxToiu1orci (CS~ 11952)Chiofko1rCrJkodfauxthoJdTeon1rq fifth For the 1939-41

poriod inc1uclllg 5 station-hcrs tl~o vrictios rQ21c in tho follovTbg ordorfor yiold Famoo

COrnW1C1l0 Oldefkol nndTcnImtq

In N0br~sl~ tuost~tions rcpo~tod amp~to mld ~t theso Ncbrod hod themiddot~igllCs~ uvorogo yio1d~

fanowed by hwod x Blackhlill (CI 1184-1) ondPQImoo middot(tabl0 12) COJ1ltJ-1cho tC1l11ltodlast duo te

wintorki11ingmd hessibiJfly dDago Cherenno soloctitm ChOyCn10 Povmee ~dmiddotNobrod had tho

highost longmiddottir1o ovcrigcs C

IVbrnin had tho highostrwOigd riold in IVIinllosota in 19lt1l(hole 13)~ MinlXd x iv1ilJi~di

(6I 8$88) o~cl H41Xi1int~t1cl2(f)Il41~Z701-)a1sbr8jllcd high Thrcoviiiotibs iAiliarQ x IIpoundrgtshy

middotlnrdJmiddotmiddot(CI 8883)- rc1niplusmnl 6nd IVlJntWki foJt) aDout equ61 foriicldfortho lastthroo Yo2rs

l

- 27 -

Table 11 Avqrqgeyielci~i~busho1~middotPQrocreof~linbex ~1heatnridtlestpOIinhiplot tests inKansas inI9~1[Jyl vrcighted avorgtgcs for ~~39~n

Vnriety orcro~s CCIhunber_J-gt

PawneeConanchohly BlnckhullChiepoundY-anTonocrqCheyenneEJrly BbckhlllOroNebredEDnredBlockhullKharkofTurkey

Table 12 4iv~rogc yi91o In bushels oor nere of VTil1t~r hed br~etiosgTovnl il~ plot tests inNebr~slm it 1941 ti1ld Vrcighted avcrrges for- 1939o41

Vortety or cross

NebredKanred t Blocld1UllPownee Cheyenne selectionCheyenneChiefkanTurkey selectionNebraska No 60BlackhullTenrnarqKharkotComanche

CInunbcr

10094llSmiddotH1166911666888511754

115776250625169361442

11673

20~1 200119~4192

180 172

168153135131130Ip

189

190 199

190 18i---~

175173190162IS6

4

3125

67

1098

3

21

-

Bank -~II

~---

~---

----

331

334 337

- (

211209193middot17317i1amp81$~8142

6155

8033---~

-----1150288~8

MJrminMinord x lViinhtrdL amp44 x Minturki2 (Minn21QlfIvrinhtrdi x lik1rquis(liiru2699)Niinturki H-44 x Minturki2 (Mil1l1~ 2702)Yoga bull ~

H-44 x Ivinturki2 (iAiill~ ~mo)

Table 13 Average yield ill bushels per acre of winter wheat varieties grovID in plot tests inMinnesota in 1941 and veighted avcrnges for 193941 r -jy~~ middotidld inbushels

VC1riotyo cross Clmiddot 1941 19 9 1I----------~-----_----c_~_1--number 3stoampJoi~~r (13 stationyenrs) I

In Montonoeight v~ieties vvbre grownunifCJrtlr at 3 stations 0$ shown in table 14 middotKLz-l l - -

mont Klk1rkof and Nqv1tirk r~ed highest in 19~1 liTlllleTClrturkYogo andfDrmol1thndt-he higlo

cst yiolds during thb~~e0period1939-41

1---

~middot28

Table 14 - ~ver~~ge yield in bushols per oo~~ of Tinter he-t vu-ieties grovm h plot tests ilIYTontQIllJ in 19~1 and reighted bvorages for 19394J

Voriutymiddot o~ middotcros-s---] cI~-~~i~~~QshgS-middot_middot_middotmiddot--~-middot-~--=l____ i numbor Lt3 st~2)rsLlt8 stob~ors) _middotR~E middot_i

K1rcont[ 6700 312 30bull5 3 lGwrkof i44~ 340 302 4 INewturk 6935 336 308 1 IYogo 80~3 319 3062 WLinturkimiddot 6155 315 292 middot5

IHebred 1009431~3 289 7-Minard x IvLinbardi 8888 312 290 6 II_~_r_mi _middot--- -+I_l_l_5_02_~- ___271 I 251 8___

1

II

$UJ44ARY OF A~ONOlinC nTA [

The agronomi ]ata other t~ ~ield have been sUIDIDarized for each distriatpoundor 1941 iii

tables 15 to 17 Ih~ach easo the CLlt~ qre overogcd for as lIQJly varieties and as many stations

as possible The numb or of stutionS ehtoring the Qvor1ge is shovm at tho tOlJ of each column

The dik for ~h~ southo~diSt~ictbull arepro~entod in~~~lo 1middot5bull The or~leadodconS~dei-nbly eJXlierthancin1940but the relhtive ot1liness of the wriotiesrerik1inod the SQille

]hdYBlackllullh~ridca t4e~~liest JUlr lov~e~and CotlUlchc wore ~yenJiormiddot tmn Tc~qChiefkon overoged~edo e2rlier t~mxf BlackhuIl RipOIi~g htes shoviodo narrower rCl)lgcioXid

in this case BlackSult ovcr2l$pd ono ddY emiddotmiddotrlier th-n Chiofkan For height KcwlV21e WOoS thetoU- ~ ~ - ~

ost and lavmeethoshortest Lodghl~ d1ta from tilO sbtions SL07 toot Chidlmn ond ~r1yBlcck

hull lodged the ]jJo~tvlhile CotlnJ1c1~9- 8nd BL1ckhull Tero ciso wenk It ymS generally obdervod

thlt tho St~amiddotl of- ~lBlackhull T~t~ rQS i~lined to be Teolt in 1941 Kowvale ~Tonlmrq (cr I

11956) Pmrnce K~tyenale and ConianClicilmd lOYT 6vCtDgd LllfeetioIlS of leo rust Test middoteighbs

VIere 10 in the district with FerlYB~ocldlUll hvil1g the highest aver(lge of 565 pOU11ds per bu- -

sho1 KavlVale x Tcnmaiq (Ct 11956) ranked second end Clliefkru1 third for ovcrage test Vleight

I Table 15 - Sutlllry of agrononic chtq other tInn yield lor vlintor varieties grown at cooperatiIlg

stations intho5Olthc2l1odistet 1941middot

iI

1llUDber of stations ~ 4 5 2

KoVlvole x Terunrqo 11956 I~ tl 13 37 35 gtPowl1ee 11669

~~ 19 13 36 30 5

Conlche 11673 May 7 13 37 5S aTouulq 6936 Xiby fO 15 39 50 23KavllTc~10 8180 bv 3 15 40 29 5Chiopoundkan 11754 ~y 10 15 39 66 58Jlhrly B1acld1ul1 8856 Aprij 29 8 37 65 65Konrad 5146 lv~~3 17 38 60 65IChoikof 14~12 IoJbiy +1 i8 36 52 68

Blackhull 6251 l~hy 11 M 39 5e 63-__ ____ ___w ___ bullbullbull __bullbullbull bullbull _ mR_ __ bull____bull-~--~ ______ ---- - 4____middotmiddot_middot_~ __ middot ___ _- __--

I gt-

5

56~0

54_6550 tmiddot547534559565

-520510853~9

i

- 29 I

TliO~ c0TJtfulmiddot distdct cl]ii ~0 avorCgecl for 8 vCri9ties Jcl aroptosortod hl tolo 16 bull I

Nobrcd old GlcyCI1ne hal tllOl1ighost avqroge wintor sUIvivaJs T~le two cotlicst varioties woro

Pameo old Comu1ce both ovoroging to cbys ec-rlier in loCJing the-- TOPDltirq klmrltof l0odod

the latest Fawnee ripenedtmiddotwo days earlier than Comanche aldfomiddotux days carlir thcul Tennarrl

For plant heig1t l~obred wns the shortest and C-dcf1f4IXl tilctallost Loaf rust infoctiol1 nvoroged

tho lowestmiddoton Pnwnce andCocamc1Jc nJlp the highost onliobred Culm cOU-lts slOVI Pavlloo cnd Noored

to Imvo hud tho thickost Dll Tonmorq tho thilmost stoncls at tvo stQtions ChiefYnn hod Gllo

highest avercge test vmight por bushel with lIebrod tclci~lg socond ond Pmrlee tird

~ -

Table 16 - SunrnnIJ of ogronoIJic dJta ot1er tra1yield for vhter rhrot varieties grovm at coshyapcr-ti1g stQt ionsintl1e celtrcl district 1941

Voriety rcor J(ampte-=r-t----7-LuOc----+-i vcrcmiddotgrmiddotto es I10igJtnunber survivrl E~do4l~_o I Hoipoundt rust_ r ~shol_1

--=------ Percot ~IJ[JY (IclldS)(porcert+=-~~=-umiddot (PouldS INuobor of skt ions 4 6 5 6 3 2 6 IPawnee 11669 69 23 June 24 31 24 260 580COIJm1che 11673 65 23 Juo 26 33 25 162 575Oliefkon 11754 66 25 JUlO 28 36 39 184 601

ITcnnarCJ 693665 25 JUlle 28 33 47 155 56 8~loyel~le 8885 84 27 JUll0 29 31 69 215 578Nebred 10094 92 26 Jule 28 29 75 251 58 3

IBlac~lull 6251 69 25 June 27 34 65 195 57 6Klmrlwf 1442 74 28 July 1 34 65 i72 565

In tho aortherndisttict seven varieties tnypo conp1ed for clmrQcters othor tJl(1il yield

(ToMe 17) olthough tho data Dxe sotevlhnt frogncntorJe MJXDin and Minard x MiwJXdi (Cl 8888)

had tho highest avertlg-o survivcQs Marnin heoded the earliest but vras l1ot ripe os oorly as sone

other vQrietios ilt four stations Nebred hOO sligltly the shorter straw Loopound rust averages

shcwed -no ltliff0rcncos for t10 vJrieties but pound01 stoo rust Yogoand Nebred hod tho lowest eweshy

rages liunord x Iunh1rdi (Cl bull 8888) had the highest avcrcge test weight per bushel with iL-gtr

Din and Nebred being fairly goo~bull

~able i7- Suru~Uy of agronooic c1ltlta other thanYio~d far vTintcruholt vcricties grovm ot ceshyopercting stotions in the northonl district in 1941

j

Y tmiddot ImiddotC IJXJO Y ormiddot crO-5S~ bull bullInmbor

=-J~T

Nurlbor of s t-t ioi1S 3 5 4 4 3 2 3 3

lvIinurd x ipoundil~mrc1i 8888 77 12 14 34 78 17 92 79 601Klmrkof 1442 57 11 13 35 25 585Yogo 8033 61 13 14 35 87 5 85 65 581IfurlJont 6700 53 - 35 - - 572Nobrod 10094 64 11 13 33 7 - 592

li~Minturki 6155 65 12 13 36 89 8 89 67 575Mornin 11502 78 10 14 36 74 44 90 67 593

I----

~-l

SU1EmRY OF PLOT DAXLii

The 1941 crop Vls subjected t)severe -rintorkilling L l~ebroskn ci1d yeninuesoto hession bull I

fly and 16efrust~~ in Nebroslm ~d KnnSos Clld both led qnd steD rust infection farther

southII

Ill Oklcll0t and Texqs tdomch Ll0isturc YJQS reqe~v9d QJ1d ot sor10 stations lJUVest VloS

difficulti

(

In the southltrn district Kawvale x TenmarqCI 11959) a new va~iety in plots ranked

first fOJ yield with Pamee and CoJlaJilche second acd ~hird xspcctivelyI -

The Blackhull wheats (Bla~lili~li EJrly BlackhUll end ChictkDn) lodged or broke over

badly in the south~~~aJst~ict-under ~heextreIieiyrot coJ)ditiohsc

In tho central distrJctQvrnlte~Gorinnche and Chiepoundlon ~md the highest averoge yields at

six stDtions- 11he~o 1faricyics mde tlese averages in spitc ofvlint~rl~ning in ~Tbbraslro caused

by th6ArDistice Diy itorm~

i

HdreDpither vCgtricty d~d ICll in 1941 duo to

The bmiddotluvior of PowilCe Cfld COlJllnche is fairlyconsistont ot all stations in tle soutlcrn

ondcQntrol rlistricts cxceptot lIorthiPlcgtttc +

win~erkil1ing lt1J-ll neither roucs higllhcthb longer tine ltlv-eruges foryieldI

In the ~Qrthem dist~ict Minatd x ~i~11rdi (CI 8888 ho(l thO highest overgeyic~d 0)

five shtionsKhorkof rnIiJced seconaiond Yog~ tMrclI

Tle tVTO ncvrly naned hcots Cononche olld Immce nucle good records Cooancle is being

increosccl ot Chillicotheolcltbe plcn i~ bo Clistribute it froD t~1~t station in 1942 Pownee is

bc~ng increased and purified d WJltmhoJtcn Q1dLincoln Nebrcslm IlnS clecided to iistribute the- - Imiddot

j

variety as soonos seed is avoiloble but 10 clcpoundin~te action las beetl tolton by IC-1o1Sos WhileI

neither is 0 perfec~ vorie~y it is f61t thot each is a step fottlord JTJCl eoc~J sloulcl clo well in

its-~pted 2Xeo

fn Mil1Ilcsoto the behavior of cOJtoin FM x Mi~turki2 ~trQins WltiS pleasing ~hese linter

vlhoots corry the Hope resistalce to loaf end sten rust

In the fall of 1940

tJHIFORM YIZLD NUESW _I

the uniform yieldti1UserY was seeded at the same 14etdions in tIle ( central and southern districts as in 1939 AtBushland th nurSG1J was seeded on both dry 8JJd

irrigated lanG4 Th0~ntirsQrYcoriisteaof 30vorietios cnd strcinsoach seeded in tlUee rod-rowbull 1-

plots IJIhe Il1llber of plots of each Ir~iety at a station varied from throe to five In tabIe 18 )

tiJC varieties mokirJg up tlle 1941 nursery together with StptQ r-Jld CI nunbcrs arc sho~m -

-------1IIIi

------~-----------

31 -

Tlt)biols -Vori~tios of Tintor lhoct grmm in tho uniform yioldpus9ry1941

~ -~t~r-~~~_~_- --t~~Lstt1~omiddot orhybrid nunbor

I Khnrkof 1442 -------Blf3cidiu116251 -------Erly Bhckhull middot8856 -------Nebred 10094 Nobr~ l~o 1063

IComncllO 11673 KD11S lTo 2729Kanred x Blackhull 11844 Nebr No 1098Pnvmee Ii-S69 Nebr No 1086Hope x Cheyenne 11969 Nobr sel No 363339Kawvale x TOIlllkIQ 11950 Kans 1102726bly Blackhull i TennUq 11952 KanSi No 2739Konrcd-Ihrd Fodoratiop x Minlmrdi-Mipturki 11970 Alltrop No 130Fort Collins selectiop 11971 E G 1143Cheyenne x TentllDIq 11972 Kons Ho 2748Cheyenne x Terunarq 11973 KUns lTo 2751Kawvnle x TenLnrg 11956 Dentop DTo 35-34-117iYhrtin x Tonmarq3 11823 D0nton~0-50-3~128Kanrcci-Hnrd Fedoration x TOl~q 11974 Dopton No 37-34-54Konrod xH~po-K~rd Fodoration 11975 Akrop Bo 533Konrod x Hopo 11976 Akron No 850Compound Cross 11977 A1Uon No 874 Choyonne x Thrly Blockhull 11999 vVoodv-rard No 1126CpoyorJj10 x Ebrly B1ackr-ull 12000Woodtmrd l~o 1127 1

Blackhull Xcrloyorrq 12101 H G No 40-102 IBlocldiull Tcnmrq 12102 H C No 40-115Choyonno x TomlDJ-q 12103 ll1s10 2749Choyonno x Tcl1Darq 1210~ ~ons No 2750 I

Knwval0 x Tonpcrq 11992 iobr No 1114 IHope x lJurkoy 1069 11964 Nobr sol tIo 363401 _I

KonrodHardFodqration 25007 x TorJDltUq 12)06 Donton sol No 25-34-44 IEinrcid-lbid FoderatiJn 142 c ToImUo )2105 Donton sol No 3334-303 I

----- ---

A cODpL-rison of tho 1941 list wit~1 tlrt of 1940 will S1011 onuobor of changos in tho nur

sor T011 strai~1s which SO~~JDod to bo 1ocldng ii1 ogronooic volue ond which roro not 110aded for

ecological studios IOrO roplocodby norror soloctims As S0011 as a strin is shown to bo 10ckirot

in somo tDIiortont chI[1tr it is omittod frootho nursery qlthoughit still my bocontinuod

at individual stotims Tho strais mvLg tho bost porfoJlOllco il1tho nursoryaroadvQncod to

plot triols 1m attOLlpt is also mdo to avoid too llJ1y dU1Jlicc-t ions botvroon plot ond nursery

tosts

DATA OBTAINED

In tiibl0 19 oro prosontod tho dta fron tho 13 nUTsorios No d~to Joro roportod from

Stilhntor bGcous~ of dipoundfo~ontial stQl1ds duo to sood trotnont tQLld from North Platto duet-o

wintorkillil~g FbI 0~Ci1 station tho variotios oro list~a ~11 o~c~orof tllo 1911 yiolds anClO1ly

the Ct poundlUii~ois nro given ~or id~l1tificationbull ~vor~go yiolcsru1d rOJll~sfor thoZ-yoar poriod

1940-41 arc givon TI1orevo~possiblo~ Pata othor tl~)yio1~ aro includcdvn10ncl]jroctors conshy

cornoclsoooocl to be rol~tod t) yiold or vrhon tho dDta shorrod lifforoncosboliovodto bo of inshy

torost

At DOlton tho nurso~y yiolds ~Toro sonovrbct bottor tl11l1 -th)sO obtoinod from tho plots

_________________________________--L ~_~ _ ___~

32

The highest yielding 1ori6tiGs~middotcrcCI 11952 C()nnnche CI 12104 und 11956bull Foro bull 1 bull bull ~

the 2-yeor period 1949i41 centu~ nupbq~sl~$Q2~ 11956 ruld Pomlee hoiro rod the highest ov~~Ctgc ~ bull ~ -i-middot~middot bull(~

yields KlDrkof llL1d the ioWs~~r~~eylq1dfor -Chis some ]criod~

The stroITQ-S reth~rtlmiddot~t~picothe rmd before h2XVcst considerblo loelgingo~ - - bull - ~gt~)j bull - 1

curred in most of the V~idtioSmiddot middotAfltf70fbe stiffer stXouorl stroins nercQo~lChq GI~ ~lm

bors 12102 11964 ond K~k~f lh16 B1ockhullmiddot ond l1rly$itCl9lJl11 s~J~ieel tlicC)~e~t str6~~ bullbull ~ i bull bull ~ bull bull -

Consiclercble rust cl079loP9d Jsppqiql]Jyon ~usceptibL vorieties while CI~ Iros lH~64 11969 ~ ~- tmiddotmiddot-~middot~middotmiddot 11 ~ i-

and 11956 showed some resistmce to bdth lealbnd ster1 rust ~ Septoria irifection~m~hOOliy on

all vorietmiddotio~ eicampPt(iIlti li9S6~~esJtv~i~h~vmre 10Wr~ging from ~6~6 to 8~pounds per

bushel

- 6Zbus~lCls per ~r9Jii~hPtivirc991~

- - I

nunbors 11976 Qildli97idt tll~bo1tOtiJ- - - ~ -

nui1bcrsl199Z rrl 12104 2t tho top of~16 list G-l1c1 qfr~

For the Z-yell joriodthroQ15t piuf3 aic tiod for~i~$tbull bull d _ bullbullbull

p1oce in yield noDelyPlt-~momiddoto CotibtJpl~omiddot and CI11973 Duri tins ~iirio peri6dNebrqclKlm~ t r bull

-

I bull bull

TIe highest yiolcli~lgVorioti6~yc~cIIi

kof md CI 11977 middothil1t10i~6ii~centrg6lt7ioldsbull l_-~_ ~- )~ f ~ i lt-

In the irrig2ilQcluursery tlt E3u$l~l1ii~lt os llOig2ts ranged frOD55~Ot o6i5middotJ1oUI1Jspdi~u - i bull ~ ~ bull

shel ad t10 yields fr6h40~4t~ai~2bu~~dlspcr acre - -

PovJnee C I llU9b0rs yl972 oclmiddot I199sthi1o]brly l3Lockhull C1ld CI 11975 ~qrd low tJ~~1940

and 1941 Yieicl~middotbyen9middoti~1middot~6r~ i~bl1tit ithe $e t~oe voriqtJ8stli1~ poundotedfi~~t ~n~[~4~middotmiddotVlCr(3

blso ~igl poundor t~e 2-yClt1Z averoge

The drJr land ~~s~y atl3~~~ffCL gave yields only ~Jig~ttY 1ower than those in the irri_

g~t~d nUse~r~l this estconsid9~JlJble)oafrustd~Vieioped onsvsCOl)~ib1eva~JOti6smiddotpound1Jlclthe [

~st vmights vmr9 $QIlow1W-t 10vwrthaniiIl tho i~rigatee1 nurs9I lheTbiot ies hoving the highest I

yields wereG~I nuppors 1Z105 1199Z~ DIld PO-Jllee while CJ~ 11915 ~6b~od~ QLld CI 11971 1ero ~ -- - l lt - bull bull

low GI 11l50 Pa010e and Cltl~6 11lJvo the highest ~yc(~ro~prgc intliis d-ry lGnd~

sory test ~ -

lt

StroxT IlQS Ullusually tall rt WQ~ehlTrd Vlit~l hoig~1tS Jol1gil~froo45 to 53 inchos i1d CIS

IJight be expectod COllsidercb10 lodgihg qccuJted botore lZVest SODe of the stronger sbroTodimiddotmiddot middotmiddotmiddot middotmiddot

strainsrere CInunbqrs 11977 1197~ oncl 121OZ ~e$t weights lTerp fqirly good illriost cosesbull bull bull bull 1- e _ bull

01tlOUg~l one vr~rict~IW0 woigIlt of~6 pouncls per bus1el Two vorietics c I ilunbors 11952 C-l-w

11972ri91dec1mprethml 50 buslels pprlcre~ CJl(l 11 vc1rietiesmiddot gt(1 yiOld bot7oen 4OQJ1i 50biishy

shell por nerebull Bo~ed~l1 tho2-YO~t-~crge the J1igllostfi~ldingvoHoticsmiddot lC~~ CI ilW1borsmiddot-bull

11972 ~1952 0ld l19 wljilo NCQre~ CI 11969~ oJ1clCI~ i1977IXtd6thepoorest yidld ~ecordbull

At MDcl1Qttcm LQclgi1l~ ilOSrqpo~ed for 0)1 v~rietiQsLiltj~ough CI Ili~f1bcirs il974 11971 bull i - -_ ~- i

mcl 11977 stooel up t~le best ~c1f Jrust rcoclii1gs llOrO foitlyl1ig+1 i~l nost coses DJ+etcol~idcr6blo

S~9Ll 1llst ~~eve~qped bull 91ointoxburomiddot]Qs f[lj7~y g90~ 0c1 test neights~ lith on Oxc9t~~ir~god

-33 ~

froD 55 to 616 p01X1lS pOI bushel Tho ~ighost yioldiucvGriety CI 11950 gave 413 bu~hels

per acre while thelore5t yield vlUs168 bllshels1er acry( Additional vpxieties giving-tho

bet~bcr yields were C~I12l-9amp CI1l956 qnd Pavmeebullfor the 2yoar period cl 11950ronked (

iirst Pawnee second OJidCT 11952 thiro This last ThUled variety is exbroiaely early [~d is

boing considei-oel as a p05siblo subst i tuto f01 Ehrly 1lockhull Strnins such as Khoi-kOf BlocY_

hull and Nobrodhave boen q1dto low in yiold tho lcst two y~rs

Wint erki11ing occurred at ibys with SOLle VJriotios having survivals as 10VI as 63 p()rcont

11I

while others CltlJ1e through the winter with porfect sta-cls StrQJmiddot vms fairly tdl and dorisidoroblloaf rustdevclopod Ol~ all suSccptiblevariotios~Thoyielcl rcmiddotngod from 525 to 196 bushols

per ncro lLnking tit the top of tho list Jero CI numbors 11~5Q1l974 ond11972 d~lilo Jt thlt

bottm 1I~rcNebrod ond ]hrly Blackhull in tlds cso a lctcQnrl onoxbroDoly oarly variety In

genoral the lS4L yields nro in lile ulth ullO 2yoar wcrBe

No w1wberkilling was reporiedfrom Akron but the dry wecthor previous to harvest causedmiddot

straw to be short test VTeightslight and yields low The lighost yields 7ero reportod for C

I numbors 12105 l2l06aca 11952 No 2-yoar avoragos are sholm for this station sLlcO tho

1940 crop v~s a fai~c

At Fort CollL1s grmrlJh VJaS hoavy as l+sua1 the strm1 las tull undbeforb bargest all va

riotiesIere lodgod completely Yields ranged from 69 bull3 to 449 bushels per acre The throe

highest yielding strains Lll 1941 Tore CI numbers 11974 11970 3nd Comnnche For the 2-)roar

period CI 11974 raDkod first folloITed by Crnumbers 1~950i 11970 c-uiQ Conmche

Test Teights at Hesporus ranged froll 60 to 64 pounds por bushel aJd tho yields from 648

to 349 bushels per oore The Mghost yielding vorieiies lere Blackhull cr 11971 Nebred

and COLlCXlcllo 011 oflhich gavo moro tIm 50 bushols lJor ocre ~nscd on a Z-yodr averagef

Comanche had telO ~ighost averoge yiold poundol1Oled by Blockhull CI 11972 old C~r1l974 The

agreenent betllOen tho 2ye8r nvelngo o1d the 1941 yields is lotsO goocl at tllisstation

Winterki11ing was very severe at Ames but the rellJtionship between survival and yield is

not very close For example cr 11969 lith a wnter survival of 86 percent yielded close to

the bottom while Cl 12101 with a survival of 26percent rmuod secOnd for yiGid so it is

apparent that other htizard~YiOre prE)sent Test vrOig1lts whore obtained rangod from 543 to 590

pcn~nds per bushel The highest yieiding v~~rieties v[ore Nc)redC 14101 bnd KJ-1rkof The six

lowest yiolding strains gave lessthnn 10 bushels IJer acre~FOr~ tho ~yo6r poriod 194041 CI

1197f has hd tho h~ghest avorage yidld follmmd by Nebred Pa~moe end CI 1195Z

AtL~ncoln t110 November freoze causQd consid~rablewintorkUliilgand therelationsllip

botlTeen middotlintor surVival anltlyield iis fairly goodbull incre~re 5omo exceptions in tInt Nelired

Cl 11971 elld Kll2rkof rith good survivals ru1k6cl rolctively lQYI iny-ield This 1DsproboblY

~

ctlusod b~r 0 combiIl)ti0l or Joopound rUst lnfotion~ hossion fly ~1lngo ~d tho h~ ~ough~bull All

varieties except Pamee Carrieda foiply heavy lecpound rusb infect ion and testvreights were ratherbull bull bull ~ ~I ~lt 1

low langing from 44~O to 592 pounds ]jar pushel~ wo varietJ~sC bullI~ numbers1JS50 rnrl11952

~yields abOv~ 30 bushels -oermiddot acreTlhilo f~mvnietiosCInumboIsmiddot1975 J205 ~ii~77 - i

~bndi1976~yi~ldcd 10sstl1Q1l10 bJShotsporO-ltFo TIloS 10lYiolds T10rC accotap~io(fbY~xhrlJolY

low wintor suwivals Based on tho 2+ycQJavorago JihrJy BJacklmll hndtho nigh9stnverogoI - bull bull bullbull bull bull bull

inciinodto bo vL1tCrtoiiidor~

middot yiold fonowed by CI~tJUIilb0tS1l950~ 11956 t lmd Pamoo~ All ()f thQsostroins are early andI

COllsidcrrblo 1i11torkillingmiddot VJUSrcport 00 from AJliancbut tho dnto arc not too consistont

lith vih is knownofthdhnrdii1ossof tho dipoundforont vc~iotios For 0~10 GI11964 l~d ai

survivnlof l00porcontcomparod bo 8~ -percont for a1lJltof It is YT)1 Mllbtf1l1 if this xol~

tionshipis correct Grail1 quQlityvtLS poundcidygood JlJdyiolclsxogcd fro 0 21bull3 to 84 busholsj gt - ~ gt bull bull bull bull ~ bull bullbull bull

poraCroCl Dunbers 12102 121OJ~i[u1dKl11rkofampvctho highest polds in 1941 andCl l11Woo

middot bors 11975 11956 D-ld 11977govo thoi 10I10stones ior tflC lJ~r p oriod CI 11972 rc-Jko~

fiist for yielii K11rkofsecond CO~1Cho t1ird and Jqn_ecf(gtUxth

~obl0 1~ - Agro1ooic Q1d other dcto for uniforo willtor uhot varictics BiomiddotJ11 in rcplicQt6c1middot j

nursor-plotsincooporotivecxporioqnps at12 stti6ns in t10 hprd r9d ~yintor vlheot lnroa iJ~ 1941 and nvor-ge yiqldsfor 193g41

bull

Imiddot

14

23

7

611

middotmiddot15 i

91011 ~

13

245215

23322120125223~5

203

VS 36 580 196VS 34 q5~O 181V$ 35 560 17~91532 560169

S 31 545 167VS 37550 166VS35 588 165VS 35 540 165VS 33 560 164VS 34 635lt 161VS 36 50~0 155VS 35middot 5~5 151VS 33 560 154vS ~31 565 150VS M 54~0 149VS 31 510 146VS 31 510 1lt11

VS 3~ 560 141VS 34 5SW 13~9vS 35 560 136VS 35 51~5 13~5VS ~2 560 121VB 33 56 0 middot119VS 32 56~O 115 213 12VB 32 50 3 J1o3 lQ3 17 VS 3lt1 9~O li1 212 i$ XS

Smiddot12 470 9 7 l~ 6 16 I

v 31 500 74 19 19 VVSS 32 170 73 182 18_

34 166 67 130 20)DOCli yic1CIio~ Oiiy lio-middotinrieties IS7 ousl1cIs--

Denton TeJmS(OW 1 ) our p pus

Ptv 0CI

number

11952 April32 1fny26 601511673 April 30 middot1~by31~ bull 15 2012iQ4 ~pr~l 39 June l 15 151l956loiloy 5 tUne1middotmiddot 5 15

11669- )by 2middot JUl1C 1 13 1512105 April 29 lvhy 30 4 28

12000 prp24~26 60 ~311992 April 30 ~ 3q 10 23i2103 tllili)T 2 JulQ2 10 a5li974 ~pril 29 JUlio 1 13 4511823 by 6 June 2 10 1812106 ifby 1 June 1 5 28

11972 Ithy 1 June 1 18 20li961 YJ6y 2 JUJo l T ~ 011019

0 97~t~pril 81bY middot3135 5

May 6 Juno 2 73 13 11950 Yoy2 JIJll0 ~ middot3 25 A856 -t-oiil 22 ~vftw 2~ 58 811969 ~By 5 lIDY 30 0 011899 by 4 middotJun02 18 35 118middot1L ~Jay 2 JULJO 2 56~5

12101 ~v1Y 1J~)q~ i 58 0812102 ~IJccy 2 Junol 53 Igt

6251 ~4V6 Juio ~ p5 18JlSn uJpiy 2 ri Jii-1Q 118 5511876 poundtiV 3 Juricl 63 2011870 thy 1middot middotJUno 1 65 83

11977 1441 6 Juno 3 80 3511971 ubv- 2 JUll0 2 73 36I 1442 ~ Juno lt1 55 40

monaiirucrrar ofa Clifferonce botloOD tho

- - bullbull~_c- 0_ -bull ~-

TO-ble 19 - (Co1tinued)

ChilliCQt)l~middotTe~s--rFoux plots----

- to

1

I

-r- -_~_ ~~ Leat-IL~pging r-w~e )j ~vo~o-Yr-- -- C~I bull~ Dah iHQigh~rust I eld 1940-41 BarJltn1lIlb er headeC-Lmiddotmiddot i

Percent PcrcClt Mels Bushelsr- ------ CInches39~- 11669 Maiv 7 ~ 30 241 213 1

11992 May 6 39 20 10 231 12104 May 2 40 20 15 2211673 IIuy 2 42 8 5 21Q 213 111973 IipoundW 2 38 25 15 214 213 111972 May 7 bull 41middot 25 20 211 2Q5 412103 May 7 41 20 10 20611956 ivJay 9 40 T- 10 193 17~8 912102 iicy 5 37 65 5 17411964 ihy 2 35~ a 5 17middot0 I11970 Ilioy 2 42 50 20 159 180 8 I11952 April 26middot 33 - 50 60 156 176 10 8856 April 2middot1 34 65 95 152 183 511950 ~i~ 2 39 ~ 75 152 151 1211823 LlJay 8 41 25 ]0 148 181 6 I

I11999 lbiY 6 34 65 90 147

112106 Ihy 5 38 20 75 1-1712105 llioy2 42 5 40 14511974 Lioy 2 10 20 30 140 162 11 I118M lib 6 37 50 60 136 181 6

I12000 April 25middot 33 65 95 136 I12101 ihy 6 38 65JJ 15 128 11969 lihy 8 38 ]1 25 120 142 13

I11975 iby 1 36 65 15 87 129 1511lt12 ~~ 11 40 65 5 90 111 19 I6251 bullJJy6 36 50 100 amp8 141 14 I

10091 Lhy8 37 75 10 78 middot102 20

I11977middot Boy 10 37 40 85 74 n3 1811976 rJoJr 7 37 65 60 amp4 1l7 1711971 lifoy 7 38 75 100 62 128 16 I

I

Standard error of 0- difference between the meO-n yieldsof any two varieties - 321 bushelsbull

11 Severe firing of leO-ves

t ~

~

r 3P~

rabl0 19 - (Continuod)

~

r-Tmiddot

913

13

71215

26-9239231

250236

29026~290

246214243

middot281

C I HQi~lltl I IIIJXlbo_r_L-==-~==--L---==C-~~r--+-o+l-------tltilt---~c-r+~==+-~gtlt===--~r-t~plusmn-r~~ROr=cn1~ct

~~ 1

lJ669 16 JUri~ 25 32 87 610 104 320 I II

11972 20 J~o 29 34 87 585 392 299 2i11956 21 Juno ltZS) 33 i 85 600 3S3 29~7 3 i

12103 20 Juno 30 35 88 600 383 i11882 18 Julo28 34 85 600 36111969 22 JunoZO 34 87 585 35~611823 20 Julybull136 82 550 34011973 16 June 27 32 86 600 34012104 18 June 273S 88 600 33811673 16 June 27 32 85 600 32511999 20 Julie 0 35middotmiddot 83 605 32512105 16 June 24 32 82 60032111950 17 June 27 33 84p80 31911964 17 June 25middot 28 86 610 31211976 18 June ~e 32 85570 30911977 20 June 29middot 35 77 570 3071210220 June ~ 34 86 600 30 711844 20 June 30 34 86595 middot2991442 24 July 1 36 86 59029811~52 12 June 22 32 87 615 29812101 21 June 30middot 33 85 600 28910094 21 July ~ 31 85 590 27911970 20 June 29 37 85 595 27411974 18 June 28 31 77 565 27212000 14 June 25 32 83 590 27212106 14 June 24 32 83 570 271

6251 20 June 30 3433 82 580363 213 1811971 20 June 29 81 575243 229 16

8856 10 June 2Lmiddotmiddot 32 80 580 ~ 7 1amp5 20 11975 16 June 28 33 80 565 212 211 19 i Imanaarcrerror of a differeJiii6~qiyroojn-1homQanyJo1dsof~~tw6-Yltii-+oti os - 3 ~Dushors----

I

~

ft

- 3$~

~able 19 - (Continued)

37~0 4

380 3

364 5

318 63~0 8middotmiddotmiddotmiddot314 12

341 7[327 9

325 10 J~

I3h4 middotmiddot12 3]5 n

~$~7 15

In1 17

29~4 14 ~

a74 16J

267 18

227 20237 1degJ

53509493491 479473-15244-7middot146433j27126middot12139939638$ 3943793793723563-123263r630~228~8

2712622Lh8Z4~7

6359~Z61616158~1606061i~6661605860585558506157564658605658

5334

3924

5051

294

5316fI8~i18

4045

2054tJ831393025Ii211129133155deg50

50495149494850

51SO50

4917

~I S1

564$ 16middotmiddot48lt53

48194948lt1617501545

15 14middotmiddot 12

1614

14gt 11 15

-131415

16 17 J510ismiddotmiddotmiddot13ltlEl13

~i~JP middott6middotmiddot17lt16 lt16-i5 ii

1$16

11 14

512

8109

11 Smiddot1014

1312

102

88

-129

14middotio

J2la

15 913 11

Alt

1514

1195211972121051210312104116691197412102121061199211956121011184411973

88561195011673119981196411823n87011871

625114-12

11975middot1197610094120001107711868

__n~_~2r l~~~j~~tlL6Igtilg Ib~ fgd]~Jvnyln6hcs) (EOrccnt) (ol1nds~-l-ri-~~u-shols) -----i

I

~ ltlO~l 2 i 405 1 i

standai-d error of a difference hetwe~n the mean yields of-any two varfetios - 19Zbushels---middot

~---~-------- --------~

Table IS - (Continuod)

- 3D -

Table 18 - (Continued)

276 7262 926-1 8

239 11243 1022-6 12215 13211 15215 13207 16182 -20205 17W6 18184 19

25 2) 43 5 52526 25 42 40 48527 25 42 60 47025 25 42 50 45224 25 43 5 44820 2Q 43 90 pound13bull726 25 middot14 25 t13~5-

23 21 41 50 13525 25 42 20 middot12~9

27 25 -11 5 middot2325 2lt1 39 10 U7

~ 26 26 42- 75 lt10322 2] 42 -50 38026 2$ 11 75 37625 2~ 43 50 37826

2~ t17 60 371

27 25 10 5 36325 25 44 80 36_025 ~ -13 5 31125 25 42 50 29~8

-26 25 45 80 297 28 2q -11 50 288

27 26 43 90 27526 26 39 60 26927 26 38 85 268

28 28 38 75 25729 28 -12 90 251

-ZS 26 12 80 24~1

27 26 39 80 21~1

10 IG 43 00 19(5

11950 1197411972121041199211952121031210611669119561196111999120001210111973li97011969121021210511673118411182311971119751197611977

14126251

1009lt1middot8856

----aJmiddotmiddotizcrogccr Survival D1e1r _ Rc)ight 1ecd rust cro

number Hoadcd Ii~1bullbullbullo L bull JLcld-----=-=--Lr-Fpcrc-6it 1f1y upo -h n--ch-os--Ircontj (BUSh91s)-J~~----I-

10090

100769391908396

10086

96100

98$8

10088806577

~ 8580

100 63

7677

10096

10098

Standard errorof a difference betw~en the mean yields o~ any twovaxieties - 536 bushels

41 _

Table 19 - (Continued)

Akron Colorado (Five plots)

12105 Way 26 23 545 lS212106 May 28 22 55~0 17111952 Wey27 21 565 14711972 Juno 3 19 57s 14711669 May 28 21 550 14111970 llfiav 29 23 500 139

88q6 May 26 22 560 13611971 lVlay 31 20 545 13511999 June 1 20 570middot 133118t1lf1 IYhy 31 22 565 13312103 Juno 2 20 560 13011S92 l~y 31 19 540 12612104 H~ 30 21 570 12510091 Juno 3 20 570 12512000 IVlay 2821 5middot15 12-4

6251 Juno 2 21 560 1l4n950 (ny 29 21 515 11Zl1S6l lihy 31 13 535 11212101 Juno 3 21 545 no11Sn Juno 2 21 535 10111823 Juno 3 20 540 S911875 lihy 27 IS 560 S112102 ltby 31 21 560 09

14-1 Juno 4 21 560 3911S60 Dune 3 13 550 C711S76 Juno 1 19 5middot10 G611673 ivhy 30 21 500 8511973 Juno 1 20 555 C2

I

11077 Juno 3 18 5middot~5 amp2

11956 Juno 3 10 =--i=5G5-r--~fiF--5=-3r__Stondord orroref Q difpoundororico betwoen bhomonn yioldsmiddotOf QIlJ two vC)riotios -Z09 0ushols

Seeded September 11 emergneSeptembor 17 1940)

I Height --jmiddotweight per=1~vCi~ampO9Cro-[1 C~Ic7llJ=lmib-=o=r----L --Datoh=o=ad=cd I ~ bushcl __-Z_~ __

(Inchos) bull (Pounds BusholS III

I

III

I

I

I

f

Table IS - (Continued

rorbCol~ins Colorodo1(Fjvoplots)

8

20

147

11181617

131012

85

1419

459503~

1734U415~

449

i

46-147547l4S9506459 433

- -- o---~-~- - - - ~--7-IA-V-QrccCtgc~Ocro-t Yield f

el no rDatQ-- - ~lield--1Avertlgc _1~lbii4~h~k=gt ~ush61s) ushels) 1

11(71 May 2D middotlD a GS3 567 1 Ii

llC70 llny 31 _ 52 O 640 523 311673 lvny 30 50 0583516 4 I12106 Iby 29 bull __ 51 a 570 111823 June 2 48 a 566 506 5li950 lviay 30 _ 49 a 560 54~ 2

- 12000 llilay 30 50 0 5601~105 May 28 j 53 0 5608$56 lvhy 27 52 7 557

11971 June 2 51 0556 12102 June 1 46 6 548 11973 lJby 31- 48 o 54311952 lvhy 29 49 18 537

-11975 lvby 30 48 0531iUi56 June 3 46 a 526i19n June 2 46 3 525~ii6S9 Fey 30- 48 deg 52111976 June 1 47 o 50611999 June 1 47 14 506il992 lJaiy 30 47 32 504

11811 June 2 48 18 lt199 12101 June 2 middot16 14 499 11-12 June lt1 48 32 182 6251 lvhy 31 48 1847411969 June 2 47 0middotmiddot lt17010middotj94 June 3 17 a 463

12103middot June 3 48 a 160 )1977 June 3 46 a 458

1196middot1 14ay 3C)middot 16 5 457 12101 iIay 30middot 19 0 MS

H bull i bull

StnnaDrd error of a diffcreiiCC ~otwccn thcmc(]l] yiqldOs of iinytvio voriotios =546 buShels

I

~

- 43-

Table 19 - (Continued)

scsperus ColorC1do(Tl1rce plats seeded September 27 1940)

Imiddot n~~rr ~~~l--=uigh ~

porRDnkbushel

I I ----- -~ ~ugust=- ltInches I POUoJds) ---

6251 10 4-1 63 618 509 2i llSn 10 ~ -12 63 5604 419 3

10091 8 l ~ 10 62 558middot B2 -0

ll673 middot12 62 539 514 1()

8856 5 J laquo 44 63 492 440 711974 9 42 62 475 443 4

12101 10 lt 44 64 474 12000 8 42 63 463 ~

12102 12 44 62 458--11823 10 lt13 60 456 400 1011976 12 40 62 lt156 442 5ll81fl 9 44 63 451 408 911972 8 flO 62 4t 472 3ll950 6 n 02 -134 399 II

1112 9 42 62 428 388 1211973 8 41 63 123 370 17ll969 10 12 61 418 343 1911992 8 14 62 -11-7 11999 8 11 6lt1 -n7ll961 8 lt12 62 n~

ll669 7 f bull 38 63 107 378 1412104 12 44 62 10412105 11 44 62 404ll956 9 14 63 101 374 1512106 11 13 62 39611975 12 42 62 394 367 18ll952 3 40 64 377 310 2011977 10 38 61 357 374 1512103 12 44 62 M9ll970 11 45 62 329 388 12

bull Standard error of a difference between the IOOan yields 6f any tWQvaJieties = 768 bushels

f

I

Table 19 - (Continued)

1- ~

t ~ bull

o14

AIDos Iowa (Jiourplots)

10094 69 588 288 403 212101 26 E86 255 fl1442 34middotmiddotmiddotmiddot 528 247 366 7

11950middot 51middotmiddot 554 221 377 -511999 middotmiddot 45 588 22111844 51middot 578 220 356 1111971 1-3 556 220 424 111972 35middot ~ amp72 208 366 711956gt 55 590 201 364 912103--- sa 587 195 11952middotmiddot 66 588 170 390 412104 ~ 64bulllt middot585 16812000middot t 579 16211669 78 S~r4 16-1 391 311992 10 573 16111974- 61 543 160 369 612102 2~ 598 158

6251 78 579 155 346 1311973 54 586 155 354 1211823 li4 544 154 357 1011970 28 5704 114 342 1411673 60 563 139 33 1511964middot 51 579 1358856 18 581 119 328 16

12109 J 15 563 9511977middot 6Q amp0 2amp2 1811975middot 71lt 72 299

_ J 17-

11969 86 ---- 57 270 2012105 13~- -_ 4111976 _5 32 271 19 l_

~~~df~~e~~let-~en

Standard

the yields ororyy two~6rieties= 249 bushelsbull-

error mean

- 45 -

Table 19 - (Continued) L~col~ebraslm

(Five p1ots~ seeded acpt01~er 25 emerged September 30 1940)

9

8

13456

715

17

161814

11131012

227221232225

1965186207

32~5 280 21t7276 272

--~l~till~~r gtti~~ - ~f~1-ei~~0 vre~-~TICJlV~ Jlvera~~clf==1 ~~~~_l~rvival)le~~do~rmpeIreacti~zrl_ _ J bush~l- ~~el~~ 1940-~L ~~1k_1

Pc -ilij June 1L1) -Wosf Bu ~Bu- I11950 65 29q4 22 35 568 317 316 2 I

11992 6525 25 34 557 3098856 69 P 20 3 36 592middot 295

11956 66 2pc 26 2 32 57r 28011669 65 33lt 24 2 34 564 26811844 56 25 27 3 36 568 25811952 702~ 20 3 35 58824412102 5626 27 3 33 57 7 22112101 61 26 27 3 32 568 19411973 57~5 26 3 34 55~(j 19112000 51 43 25 3 33 55~4 18610094middotmiddotmiddot 84 Z6 26 3 32 543 17411964 56Z6 25 2 30 51-0 17111971 74 Zo 26 3 34 518 154 11972 60~7 27 3 32 518 15111673 57Z5 26 3 34 526 118

1142 76 Z7 c 28 3 34 550 itG11999 46Z7 28 3 31 539 14612104 44 Z5 28 3 32 amp-10 137

6251 69 ~rlmiddot 28 3 34 550 13511970 63Z6 26 3 37 510 13~iJ12103 middot16~7 27 3 30 539 13311823 51~7 28 3 31 17-2 13211969 - 52 Z7 27 1 32533 13611970 13 ~6 27 3 28 195 12312106 41 35 25 3 30 510 -110111975 29 (37 28 3 28 190 6612105 29 AS 28 332 510 6SllSn 39 29 28 3 2810 55 174 20

I 1197e~ __~~ 29 28 bull 3 2747~~_54 185 19__1

Standcud error of 8i differ9nc~bet~loenth9rmoan yieldsQany1-wbV1arieties 298 bushels

l 1 and 2 arc degrees of resistance 3 and middot1 degrees ofsliscoptitbility

f

46

J

109 10

106 1191 17

120 994 15

106 ll101 1393 1679 2090 IS96 14 G5 19

Ronk~-

i150 2 t141 4

I154 1

137 5147 3 I

130 6

128 7124 S

Table 19 (Cont inuod)

AlliOJlce NebraSka(Thiee plots

C~I

number

12102 80 JiinC3 21 610 21312101 88 Jime3 3() 625 206

1112 88 JuneS 27 610 1$911669 85 June 2 20 605 lSS11972 83 JJine 3 19 615 lS712103 gO JUlle2 20 600middot 18~9

6251 75 JUIle2 23 620 bull lS~311973 87 JUiEl 2 19 615 lS111673 85 June 2 21 610 IS )12105 60 J~l 23 605 17910094 97 Juil3 4 18 615 18-511844 90 Jun13 1 20 EiOO 15~912104 middot83 JUfl92 20 595 15712106 $3 JL1Q 1 22 590 1511992 S1 Junel 21 56~0 15311964 160 June 2 19 580 119

8856 83 Yay30 20 590 13411999 88 Juile 2 17 600 13312000 ll8 JUIioZ IS 595 13311950 87 JU1Q 2 17 570 12middot2U969 90 Juno2 17 590 117nS74 88 Junel 18 580 ll6ll91 92 June 2 17 575 ll211952 M Juno 2 16 58middot0 1071+823 87 June~l 18 580 10311970 OS June 2 18 610 9911979 68 Junc2 19 585 8611975 15 Juno 2 21 585 B911906 ~3 JUne 2 17 575 061197 78 Juno 3 19 600 84

Standard error of a diffcrcnCebetwoonthe moan yi~lds of ~ly twovarieti~~ = 389 bushels

iL-s

- 47-

STANDARD EBROBS

Standard errors were calculated for each station as outlined on page 21 of this report

In table 20 will be found the number of plots t average yields and standard errorS for the unishy

form nursery grown at each of the 12 stations~

9-411512

7middot63575

132227237145

187321335205

265453474290

696 492 348 891

369 301 213 719656 5~36 379 1057

331 209 148 1279864 546 386 7329 Ll0 7~68 543 1228

353 249 176 1101

1 73 298 211 1234188 399 282 19~25

---_

Imiddot -l__Stl1daril er OJ opound a ---_== iSbgle~DifferOJ1Ce ~l 1

I plot between oeDLlS lfuSlio-rs=~rcenr

(Bu~hols BUshcs Ij

ITexns

Denton 4 1403Chillicothe 4 1501Bushland ~Irrig~ted) 4 3105Bushland Dry) 4 252i

OklahomaWoodward 4 3904

hJsosIvbnbnt t an 3 2964hys 3 3585

ColoradoAkron 5 1157Fort Collins 5 5270Hesperus 3 4416

IowaAmes 4 1599

NebraSkaLincoln 5 1710Alliance 3 1465

Table 20 - Nwnb)r of plots averGge yield and standard errors for the uniform yield nurseryat each coopmting station in 1941

NUmber -+---XVerageStation of yield of

~lots vDrietiesbushels)

SUIJlifLBY OF NUBSERY YIKLDS

The yields of the 30 varieties of winter wheat groW1l at 12 stations (13 nursories) are

sWllIIlnrized in table 21 whore ~he varieties are listed in order of the 13-nursory average yield

These avemgcs arc of int erost only insofar 1sthey shaw the generai adoptat ion of the vcriety

A more detaile~ study is possible i as the vcrieties also have been Dvercged and ranked by Stotes

Pmmee hDd the highest aVerage yield in 1941 rhis v2riety rankod first in ~exns ol1d

f Nebr1ska sixth in Oklahoma and Kansast f()(rteenth in Iowa ord seventeenth in Colorodo In 1940

Pmmee ranked second in the nursery and again made its poorest record h Coloiiado Cheyenne x

Tenmarq (CI 11972) rnnkcd second ~~ing its best record in K~s~s ~his strain ~id the highest

average yield in 1940 Li third place WC1S KalTv2Je x TOl~rq (cr 11950) a wheat that ros been

high in yield for sc)voral years in spite of a tendency to shcttor under certain conditions

KamiddotNalO x Tenmarq (CI 11992) rOJked fourth culd KDxNnle x ~e1llIDrq (Cel 11956) fifth ~he avo

rage yields of the four leading varieti~s differed vGry little It should be lintcd out that

tho first tlOlve vorioties had ~oxmrq as one parent In this sune group four varieties rod

KmNale os one Drent DLid i~1 three cases CheYOJu1e laS used in the ClOss Eighteen hyblid strnini

rI

IrImiddot

I

bullI I -- per acre Iz IN1rm Iemiddot Iowa eP~1rP CoIOrte1o pound ~

ii C~I I lIuh- 1 I I I I I I 1 ~ I I I J 13 I=~ i 1Cldl-1 1IIiu1 1aIIilble- JIBIIIlIOOl1-middot~ 1AIlbmkl ill8$iLi_ AlU-A~ BamkJori aAllnDdleit- Ae-JIaak1 I S~ 1 u- DIF (rnc~ -- rampampel 0middot I colin aileerace middotJCol- i tPenalftCllI lut1eot1IenAllid)_ I ~ bull I bull 0 I I bull UD I Imiddot I

I

III

Jampbull

I -

iftliaart errOl o~ bull _ (1IuIIelII) 132 227 1115 2- 096 21 3079 211 1middot16 211 2~12 116 86 1118 5middot1l 228 0 080 J I Is~ error ~ bull _ (~) 91l1 1512 515 16 5005 1middot91 11910middot51 639 1101 12- 19025 nll 132 1219 ~2I 6JJ 11l II I

- 49-

ronked obovc Faxly Blockhull ond 21 nere obove Blackhull OCld Nebred Again the Hope crosses

failed to give good yields as Hope x Tuxkey 1069 rmkcd cightcenth Hope x Cheyenne twenty-fifth

Qlld KlJlred x Hope tVlCllty-ninth In the 1941 nuxsory three strains had [werage yields lamr thDn _

Khnrkofchock

Tvrenty varieties have beon grovm iE the nuxscry for the 2-yccr period 19middot10-1941 Clt 11

stations vlith 12 nuxseries These dnta are presented in tob~e 22 lhcre the yields are avoraged

by States and the vC1rietics are listed in order of yield at all statiolS Cheyclmo x Tel1m~tq

(C I 11972) bad the highest avercge yield being consistontly high at 011 sttions excGIJt in

IO7au1d l~ebrcsko uhere wintorkilling wos heavy KavJValo x Tenmarc (Cl 11950) roikcd second

and PmJnee third These tvro strains had consistentB performuncos except trot Pavmee roc1ked fifshy

teenth in Colomdo Kawvale x TC11lIlurq (Cl 11956) ro1ked fourth COlIiltlIlChe shth 1hrly Blachshy

hull tenth and Black~u11 tvmlfth Nebred and warkof hnd avcroges considerobly lovlOr tlmn the

earlier vcxieti0s Etrly Blockhull x TollJDXq (CI 11952) hod 01 IverG-go yield considerably

higher Uwn Fcrly Blackhull In spite of tl-Je viintcrkilling ct the more northern stations grom1g

nurserios in 1941 tho oorly lalf-rustresistCJ1tvcrioties rlgcin rere at the top of tho list

for yield

Dato for c1klXocters other than yield cxe Qvorcged and presented in table 23 Since all

stations did not report the same datathe number of stations entering the averages is shawn at

the top of each column

Winter survival data show Nebred to be the most hardy variety in the nursery TvJO KltUlrea

Hard Federotion x Tenmarq strains (CI 12105 amp1d 12106) proved to be rather tender The rest o~

the varioties lu1d survivoJsthnt variod aver a I11frOVl rongo bull

Farly Blocld1ull is still the earliest vorioty in the nuxseryAt cleven sktions ipound 1VG-o

raged two days oarlier in headbg tlJDn Ebrly Bladldlull x TenmGrq (cr 11952) and three days

earlier than ChcyoTJ1Je x Thrly Blockhull (Cl 12000) Sevoetecn hybrids in the nuxsery rod rnv~

rage dates of he1ding e1Tlier thlt-n Block1mll ~Xkof ws the latest V1rilttty in thG lIllrSor

This gives a clear picture of the empmsis being ploced on cCXly vrheats in thoarea Ripening

datcs bring out about the same differences Qlthough the sprood is not so grect

Height measurements vcre reportod from all except one nursery and the averages showed

KltmredJhrd FederCtion x MiIlJmrdi-Mintuxki (CI 11970) to be the tallest and Hope x Turkey 1069

(Cl 11964) the sholtest athel vaIieties shOUwd very little differcl1CQ in averag0 height

Lodging data were reported from four st~tions )J1d indicated some differencesmiddot ~he weak0si

strawed vrieties were l31ockhu11 E1rly Black1lull and CheyeIlile x ]1rly Blcckbull (Cl 12000)

The IGastlodgir~was reported for Nebrad Ivbrtin x TOJ1PlOrq3 (CI 11823) and BltLckhull x Ten

marq (CI 12102)~

--

faltb ~ -~ of Bence Fie14 of ZO wbhr whea YUieU cr- ill _Uelll Fie14 _erie bull U aUon in lla 1l8I4red riDur whea 1eC10nbull 1~1

a I t llpllle1 pH Ia I I Jtpe Pr I Japmiddotu COXon4lp I Ina f - 1tratIla ~I bull I I IJlaU-Illpell-l I I I I I I I I I I I I I I I I I 2 I

1 t 8Iie7 or I 01 IDa- 101l11l-1 1Ul41 1a1llAn- lBultI1J~III lAy I Ihr I Ay i a I Ir IAlA-IAy I I- Ia I _811 on I cohe(IlIi+(Drr 1l8p I - IftIlll 1lIuIk1~I_1 daDk 1001- 1p8n81 ZIJaIi-IJIaDJt I aohle I r-BaDkIUle Ia I I _4118114) I I I I I I 11M I I I I I I I I I

IIq~n z 8uaIq 1172 ~1 205 29 11 232 3 40 1 ~9 32~ 31tmiddotl 3 506 ~12 1Ns9 3 ]66 7 221 15 I bull 312 IlKarial i arq 1150 2O1a 151 281 19middot1 20 bull 31t l 1 352 386 1 ~~ 9 ~7middot2 5 middot7 5 llmiddot 10 211 t 30 I11_bull 11669 25middot~ 21 32middot0 lbullL2~5 I 31middot0 _o~ 29bull9 311 ~

3Tbull1S 19 ~ -~~l ~ 271 ll~ ~1_ I

llawnJOZ aDUlq 1156 21middot ll ~1 16 235 2 36~ 5 31middot3 30 ~lis ~~ ~3~2 13 280 bull 9 i

llured-IIuIlJe48laUonz8uaIq 11971a 2115 162 middot3 162 203 10 38middot0 3 2 ) 561~ 50middot5 2 369 6 2001 120 16 13 291 IIaouoie 11673 252 21middot3 236 16 217 ~ ~7 9 350 29 5 bull ~-6 5~515 1 5 1 22 l~O 1S1 12 29 IllallJ B181llt1ml1 Z auaJq

~=281 176 23middot1 15middot5 211 6 1 2 3S~ 31middot1 2 7~5 ~o ~ 19 0 272 106 I 7 291 I

lIaIlIet Z Blackmll ZO 11 269 169 206 9 JIJbullbull 6 1lmiddot7 ~ 210 lis 7 10 356 11 276 12 ZO~O ~ 212 I I

IO~lIIIile Z aazq 11~U 19middot 21 290 15middot0 21~2 5 ~o bull 6 276 30middot6 7 ~ ~0~7 11 35~ 12 2 1~bullJ 5 bullbull1 I~1ulJBlacldml1 IS 25middot2 18 1middot5 11 1middot3 12 llmiddot~ 12 6 1~ 260 12 ~9 0 ~o 9 32middotmiddot16 32middot5 lG217 1 269 I

1~1Di ellMIq 1112 middot215 181 26 lla ZO2 11 32middot5 io 261 226 2~1 11a ~6 400 ~5 bull t 7 10~~

1011~bullbull 16 265 I Blokml1 6251 21 llal 21 10 17~ 15 2S1 15 211 ZO5 2~ 15 ~ 509 ~7middot1 ~6 l 17 11 26 Iilaprell-llull JederaUonz II1Ilha141- IIi lIiDUrId 11970 196 10 211a 12 11 l ll 12 26bull 262 26 11 52 l Zf-l li 1~ 206 l 120 ~~

260 IIJ~_ a011iDe eleoUon 119n 182 12 22- 5 156 19 31middot5 11 ~bullbull middot215 25middot71

~~ 1 ~ 1 221 1 1 260 1Ie_et 1~ 221 102 21a6 10 169 17 - 267 18 2 186 218 19 ~t ~~6-11 110 2 2~2 128 18 11 ~~ lliope Z alureilD 1~~ 25 1~2 290 17middot0 20~ 7 27 19 27 26~ 27110 1a52 ~ ~ 18 27~0 20 18 1 1 18 7 IlliieIkof 13middot0 111 2 1~ 15 20 271 i7 27middot2 12 227 11 ~7 31 1 1~ 36middot6 7 225 150 11 bull 2~ IlIaDJoe4 Z Iope-Bar4 JeIlerUOD 1115 2middot3 12 2lJ 106 170 16 29~ 1~ 260 21~ 2middotZ 16 ~7~1 ~7 1 15 ~9 l1 12 0 li ~7 23middot I1bDie4 z IIope 11976 212 11middot7 250 12middot5 17middot6 lla 27middot~ 16 25middot7 215 2 17 la 2 ~s 12 27middot1 19 18~ 1~9 12 1 2 IICClllp01Ul4 orobullbull 11971 1~9 11 26 16 15 18 22middot7 20 20 207 20 20 1 3l~ rlmiddot 20 212 18 11 5 10 20 21_ II l-

~I

-

Leai rust

Varieties roving

- 52 -

reodings were reported rom five und stem rust reodings from twomiddot stotions

low re~ngs for both diseosos were Jomiddotllee KvlVole x T~qmiddot(CI 1195Gi)

Hope xT~key 1069 (CI~ 11964) Hope xChcy~rme(C~I~ 11969) und KovNQle xT~1IllQrq (9I

11992)

Kernel plump~Ss data were2e]orted from two statio~ aha these havegtbeen averaged and

DATA mOM TREDlSEASE mmsmus

Bmfr NUElSmY

For convenience tho doto from tho vniform Iilinter nhcot bunt nUsery ore includod in this

report Tl10se dnto (table 24)Tore ~ecurec1in cOQpcr~tion with AgroiJqmist s O)ld Potllologists

working in the area

j

f

1

- 53

UNITED STAT1S D]PAaTMENT OF llGRICULTURE

Bureau of Plant IndllStry

SUMiYIbEX OF THE GBElu PLAINSmiddotUN1FOBM WIhrm~ BUNT NUESmY 1941

By HI A Rodenhiser Pathologist and K S Quisenberry AgronomishWheat Investigations TIivision of Cereal Crops and Diseases

The uniform winter wheat bunt nUrsery for tho Great Plains area wos continued in 1941 inthe same manner as in previous yeaxs This report presents 0 sumnnry of the d1toobtoined in1941 together vlith lbhe averages formiddot the vaxietliies grown dUring different periods from 1932 to1941bull

In the fall of 1940 50 varieties and stroins of uinter wheot were SOVl1l in duplicotC8-foot r01S ot- ten stotions in the GrCtJt Ploins and ot BozemaJ1 1bnt KecrneysvilleW VoBeltsvill e M4 and Logan Utah BeCouse of unfovor2blc environracntalcolldit ions for bunt Jonshyfaction or subsequent plont grovrth no cL-m VlOre obtolned in the nuDseries seeded at- Lincoln andNorth Plotte Nebr and at St Poul Ivlinn ThedJta from 10 nurseries axe averaged The SllUt trot developed in the Logan utah nursery was caused entirely by the so-called dworf bunt orgOroniso and therefore the infection pcrcQntltgcs ore not included in the averages for other stationsThe nurseries included vorioties that hud shown resistw1ce in previous years and Igtromsing nm7strJins supplied by sevotal of the cooperat ing stat ions

Inoculuo for nost stations inS obtained fron the previous years IfUrsery at that stationby selecting bunted heads poundroD all infected vriGtics end froD collections DQrle froD faroersfields in the State where the test was made For the IvWiliatGan eXperioent the inoculum laS acomposite of racos knovm to be present in Kansas For the Kearneysville and Beltsville teststhe seed was inoculated with a cotlposite Dade 1lp of inoculum frOD all of the other nurseriesClean seed vms planted in the Logon nursery Q1d infection resulted fron the soil bormc organisn

The vurieties axe listed in order of the avertge infection at the 10 stations Thesemiddotaverages ranged fron 01 to 671 percent The average infections for SODe standard varietieslere as follows Ridit 20 Relief 26 Hussor 32 Minturki 91 Yoga 95 Nebred 103ond Oro 172 Of the susceptible check varieties Kh1Xkof had an average iIlfcction of 360 Cheyenne 39bull0 Quiviro 518 and Chiefkwl1 671 TJO hybrid strains hnd averogo infectionslovler than Ridit These were Oro x Turkey-FlorQamp1Ce (F9) and Hussar x Kmred (CbullI 11989) Fourselections fron the cross Hope x Turkey 1069 bad aver~ges 10Ter tlDJ1 the porelit varietyTurkey 1069 (CI 10016)

At the bottom of the table are shovm the average infections by stations rhe heaviestinfections with inoculum other than the dwarf bunt vmre obtained at Bozeman Ivlont Fort CollinsColo and lviurJbattan IWns A study of the lbnhattan Akron Fort Collins ond Bozemun dda gives some indication that different races mltJY be present ot these stations The behavior of thevarieties at Logon is of interest in thlt some of those eorrring rOpoundistance to the races presentin the Plains are also resistant to the dvrnrf bunt present at Logon In other cases strains trot

are quite susceptible on the Ploins see~ to be ~oderotely resistent ot Logon

Longtine averages are shovlD for vorieties gr~m for more trAT) one ye~bull For the period1932-41 Turkey 1069 (CI 10016) Nebred ond Hussor hcvo the 10middote st avero~es For the 3--yeorperiod 1939-41Hope x HussCX (C~I1l834J Relief 2nd Hepe x Turkey 1069 ~CI 11964) hmiddotweshmm the nost resistance Severol of the vcrieties trot mve beon highly resisttnt in thesetests and are othervlise agrononica11y desiroble axe being tested llith individ1U11 races tht havebeen identified in all of the wheot grovling areaS

bull j

i

86

j 1O~106101

7middot96

middot_----~----------------~~-~-~------~--------------------

rI

55

UNIFOBlvI WINTER vrnm RUST NURSERUS

In t~bles 25 ~~ 26 ore presented dQto qn severity of le~f~rust md s~g~~~t infection

on the 30 voxieties qf winter vThed grown Ll rust obss~tion nurseries t~ltgQgheIJ~ tho oountry

in 1941 These nurseries Jre LUintained froD yeor to yecr ~s part of n J1Jert ~elQUrQh progrno

corried on Ll coopcrotion ui th agronorUsts and patll010gists erployed in the ~evoru Stdes CODshy

cerned Lcter t 0 cooplete report of these nurseTies ui11 be issued 8c1d th9 rust percotCges my

not agree ent irel rlth those presented here since the clto sItovm in this less de~oilecl raport

include only figures for the severity)f infection

Differentiol dato for leed-rust hlfection -rare obtdneclfor the vcriotips ot 20 stotHJlS

(toble 25) In cnlcul~ting the over~get Q trace (T) ~ns considered2s equal to O Aoong the

seuihJrd whects Hope x Russlr (CI middot11682) Hope x Konvde (CI 11959)~ ~lcl Red Rock x BGpe

(C o 11821) Ind the lC)VTest ovemge infoctions Of the lnrd VIhBats IIt-uqui110 x Oro (CI 11979

and CI 11851) t Hope x Cheyenne (CI 11969) a1d tavrvnle x Tenrnorq (CI 11956) had averoges

less thaR 20 percent In the snme tests susceptible voriotieshad aver~ge infections of from

60 to 715 percent

Stem~rust readings showing differential reaction wore raported from 13 stations (table

26) Among the hard wheats the mosb pronoun~ed resistancQ vJUsmiddot shovm byHopb x CheyOJlIle (CI

11969) Hope x Turkey (CI 11964) Mnrguillo X Oro (C~I 11979 Cw1d CI 11851) t ond R-044shy

Minturki x lVJinturki (CI 12022) Of the semihard mGQts Hope x Knvrvole (CI 11959) and Hope x

HusstX (CI 11682) md low nveroge infections

Toblc 25 _Severity of 1e1 rust infection on ninter nheQt vQrieties gravm in the Uniform Rust Observation Nurseries in 1941

VGriety or cross

~

5355 302 50T+ 25

15 305 15

1 70T 501 65T50T 35T+ 10

T 301 50

1 65T+ QOT 5o 10o 1 T 25

0 25T+ 30

T+ 30T+ 45

433131054 4128

30 13313~3

806570

70 36765 11975 56770 46460 24460 26140 180middot25 15835 15465 21865 190

170 261

80 63 080 71535 35880 64910-63 390Q5 8HO t9 010 t5a I1099 OJ

15 117 m15 124 I

65 245

B565

100100

6520202540202515

46 SO10 50609025 5T 10T 70

2S 1525 lt1585 6040 80

T 255 40T 25T 255 Z5T 25T 10T 20

251015

TTT

20355

2010

15203030

52020

101010

1

30 25 80 - 9025 60 80 9015 5 80 8020 65 80 9020 -40 60-8Sshy20 85 90 10030 40 60 9010 T 25 10

1 T 20 105 T 10 20I T 10 20

T 10 40

70502060eo6070101015

510

753075

55

10

106080704030401510102015

9595809595959020

5Q

5070

7010100102010

100100100100middot

75202020

T55

20

30506030104020

TTT13

503080TTT

75 5060 7060 540 8070 middotmiddotmiddotmiddot6065 9085 4040 T

3 23 2

25 T20 20

25351575T5

JO30504040252020

55

103

9090gt9595Sfr80857570657030

8585

51060G5

8090

70207580556570551095

2525402510

TToo

oT

402585-~

T

-

85100

254065shy6525

5T

3T

10

3525middot9590

52525TT

105T

759510

10085

10075

5252

15

5060

100TTT

35

2525

325

3T2T

3

225615

115

5

)5252010

5352middotJ

515204025

60 7560 9510 545 10000 100Z09015 20

5 55 T

30 T3 T5 T

355

75T5T

7590306585-85452010101550

1530

57

1055

-0ooo1+

607075551045

51020656065

40755580755520

3551

20

T122

5211T

502510

253010152510

51TTE+5

TTT5

51020TTT

152025101510101515201015

50754050404020

T

fSoit Bed ~hignn Amb er 5620 751 TiUIllbu11 5657 80~~tDcnton 8265 50ti bullbull M(3Jster 6471 90

~tmiddotgtoiit~~~ioncon ~f~ ~gampi Purdue no 1 11380 80r~WijDas1i 11384 60t middotEUitzsel x Hungarian 11849 50~Fultzseh x HungaXion 11850 45~rbulll ~tz sel x HuDgorian120l7 30)middotFultzsel xTJWIlbull 12018 40

~H~eHt~=Redmiddot 4843 50~l Kawvale 8180 ~ 35 I~nt~~i 6155 50I Hope~Hussor 11682 20 HQpc~ KuwvrUltl 11959 20

Red~o~k x Hope 11821 35

atI~ ~ep7 51 A6 I~liiiiibda J 50 Tcnmarq 6936 65

Kharkof 1442 75Mala~of 4898 80Comanche 11673 40

I Pawnee 11669 30 Kawvale x Terimarq 11956 35

Marquil10 x Oro 11851 50Marquil10 x Oro 11979 30HOpe x Turkey 1069 11961 25Hope x Cheyenne 11969 20E-41oMinturkix Minturki lAJ22 70

~ -l

=_---~------------ ~----------------_ --~~~_-~~~

Table 26 - Severity of stem rust infection on winter wheat varieties grom in the Uniform Rust Observation Nurseries

11lJ~J

in 1941

----[AverC1ge for I13

stations I

I519467500515492538 j488566 1

558 CJl591 -J

535 I-

535 j

467 j

290 219 i

5-919 ~

318

18320028828513818613~8

4429220511

1

)

--~---

30 100 75 T- 30 100 65 65 20 65 2035 100 80 T 20 lOO 65 60 15 65 1530 100 80 T 20 100 65 70 15 65 3035 95 85 5 20 lOU 65 70 15 65 3540 100 70 5 25 100 65 70 20 65 545 100 80 5 40 100 40 80 25 60 3545 85 80 20 20 100 60 70 20 60 1550 85 86 10 30 100 65 80 20 80 4040 90 80 20 30 100 65 80 20 70 5050 100 88 40 40 100 65 70 10 80 5035 100 90 10 40 100 65 60 10 70 4555 90 85 5 WO 80 60 5 70 40

10 75 90 25 FO 65 60 5 65 T10 90 40 10 15 90 20 15 2 25 25

5 20 60 T 15 80 15 20 5 10 10T+ 10 T 0 25 5 10 1 T 20

15 T T+ a 5 5 T T 0 T T10 60 0 20 lOO 25 45 15 25 -10 3 25 10 20 90 5 -~ 15 T T20 10 25 0 15 75 20 10 15 T T25 - 15 55 0 30 100 25 20 15 l 10

5 20 60 T_ 20 100 25 25 25 T 1020 T 20 0 15 80 5 T 5 T T20 5 45 0 15 90 10 15 5 2 T15 5 10 0 15 90 10 T 3 1 520 5 5 D 5 T 5 3 T T10 T 1 0 5 10 T T 2 T T

5 5 0 0 10 5 T 1 T T5 0 T 0 0 T T T 2 T T

30 0 2 0 10 T 5 2- -T T

0 e IMchigan Amber 5620 40 65Trumbull 5657 2 50Denton 8265 10 65Fulcaster 6471 15 65Ivioditerranoan 3332 5 70Minhurdi 5149 10 80Purdue No 1 11380 10 50Wobash 11384 25 65Fultzselection x Hungarian 11849 20 60Ful tz selection x Hungarian 11850 15 60Fultz selGetion x Hungarian 12017 10 6~

FultzsGlection x Trumbull 12018 2 50SBmihard Red

HUssar 4843 T 65Kawvolc 8180 T 35Minturki 6155 T+ 45HOPe x Hussar 11682 T T

HoPe x Kawvolc 11959 0 TRed Rock x Hope 11821 T 50

Hard HedtKnnred 5146 0 60TeIlll18rq 6936 T 70Khurkof 1112 T+ 75Molukof 1898 T 80Comanche 11G73 T 35Pownoo 116G9 T+ 35rowvule x Tonmorq 11956 0 25M1rquillo x Oro 11851 T 10M1rqui110 x Oro 11979 T 10Hope x Turkey 11964 0 THope x Cheyenne 11969 0 TH-44-Minturki x Minturldl 12022 0 T

Is ft R d

Variety or cross

Ii

~bull~bullbullbullmiddotbull1

~ ~

J

-~

rmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddot

~

3middot4

41middot

229 1S-3 232 132 5684 ~39i 5~53 3~92 277 817 ~

I t3 2483 187 153 108 4~354 $159 2~5 153 108 3~423 3525 225 184 130 369 t

I4 1395 ~89 275 middot194 1391

5 ~O32 2~88 i82gt 129 6354 lS98 266 188 133 951

I 3 ~lA5 250 204 144 1258

3 ~5n 359 293 207 13173 2485 378 308 218 877

2 ---_ ---- ---IJ

3 ~609 8~1ltb -119 296 820 ~

IE~27

3 4bull84 39gt 279 middot7911

- 807 205 1041 102 a~middot683 2399 159 130 092 383middot - -

Table 2 - Humber of plots elerge yi~ld c41dmiddot gttmdtmiddotrd errors for the plot test at caeL coop-erating station 1941 i I

I l

~oxns Denton

Chillicothe Bushlandmiddotmiddot

OklDJlOmbLmrton

WoodVIard~ K-ms~s

i-ltJL1l1Dt t ani R1Ys Colby

lt middotColorado- Akron

NebraskaLincoln

North FIr-tteMinnesota

WtsecaSt PaulGrclld RapidS

North DGkotnDickinson

1yomingSheridm

MontoxaBozemanMoccosinHavre

t-

The yields of the uniform as ve11 as other varieties grm-m in cooperative experiments

have boen summarized for the different districts and states Vlhore possible average yields fo~

the last years (1939-041) ore also givbn

Districts

SUllll1Drie6 of the yield cwta forthe uniform v3Xioties grm-m in 1941 ond the 1939-41 aveshy

rages vThere available arc presented i~ toblcs 3 to 8

In the southern district in 1941 yields VIore reported from fivest~tions vn10re ton vari~

ctics 7ere grolm uniformly The dta arc presented in table 3 There the vorioties arc listod

in order of average yield ~KarJOlo x CCllLnrq (cr 11956) in tho uniform plots for the first

time ranked first YJith on average yield of 273 bushels per acre Pmmee rruuwd second and

COll1Ql1Che third Chiefkan had an averpge 7 bushels less thJn the leading v~riety Kcu1red

Klnrkofcu1d Blccld1ull rere at the botton of tho list

_23 -

078

4~97

132

568

1~80109

917

of 2 00Dl1bull oIIt

Stondrc1middot prror

StU1d1rdprror of 0 Doar

Toble 3 _ SUOJ1Llry of overogoy~el~ of tho uniforJl lirtox ~J10t vdobi~s gtQJn iyenl~p1(rt~~sts d 5 stdi02S hi tlO southori clistr-i~t 1941

j --~middotmiddot----------iif---middot~middotmiddotmiddotmiddot 7W+g~ro[Cfr--fnbusroi~~t ocr

1e ot i ~I_-~--II

1lXioty or co~s C I tliITli ~i d bull bull Avorago

I~lili1bormiddot Denton I cotho_ Busll~c4J La1iron- IVoodvffixd _--_____ i

K~iVolO x TOIlnIq 11956 86 172 397 4~H2 42middot~l) 273 ilmmoo 11669$9 13~236~8_ ~6-342~ 7 25~2 IComnehe 11673 110 101 333 ~16 388 250TOIlIlUro 6936 74 165 299 267 3-88 239KDNDloB)80 48 74 303middot 287388 220Chidkon 11754 52 129 32bull5 205 302 203Jlhrly Bbckbilllmiddot~middot8856 66middot 1O~8 IS~7- middotmiddot242284 17 9

lKmrod 5146 48 57 268 219 249 16-bull8~1O-rkof 1442 29 77 245 199 241 158_Bl_1C_kl~ulh- middot 6251 54- 100 19=1--~~15 bull~1~_----29~bullO__ 157

bull of bull

(bushols) 114

(p~cont)~middot 199~middot~ --

In orelor to SO7 tIle _b ellevi or ~f the vriotios for C SOtlOTJtJt longerporiod f the overCge

Palm-ee 1Ccl tho

~~o varioties are listod in order

~ yiolds for 1939-41 ~e sULlrnrized for 9 v~riotios ir- toble 4

of the roiC11tccl ovcr~~g()yield bosodon tlie rsuHs of 18 sktioryo~t tests

highest over~ge follOTed by Cononche CHCfr[lll ond IenrJLrq EJlcorkQt Co-1dmiddot Ifru~edInd the lotost

overage yiolcls The oiler ofmiddottilO lec-cling Y~~rictiGS is tle sene -os for the 1938-40 ovoroge e~

copt thd Tenrrorq m91l lQl$S lJigh0rthik~Blockhul1~

tests at 7 stu-Toble 4 - Su-rnory of over-ge yi~icls of 9 winter wheot viUieties gtown in plottiOllS in the southern~district for all or 0 -flart of the period 1939-41 =r SEelspmiddotr nciE --I

Vnrioty CImiddot ood Weightednumber Law on vrrd nv~~_ __ ---~----=~_--l

NulI1Poi ofyc0Xs grown 3 3 3 2 3 2 2 PnwIioo - 11669 middot205 190 - 1S-8 244 360 175 396 248Comrincho bull 11673 231 - 177 169 26-7 327 183 387 2t4Chicfkun middot11754 middot213 -172 bull 170 214 315 170 367 228TOI1JllQrq 6936 193 199 150 245 304 167 337 224

Blocklull 6251 1S-5 180 132 183 292 176 389 215Krwivcle 8180 174 152 155 234 296 305 21-03Ebrly Blockhull 8856 19-8 i81 136 206 286 192 294 210

J Klmrkof 1middotl42 148 150 135 200 27middot1 16~0 344 196W Knnred 5146 middot172 158 142 220 273 151 186

I~

Formiddotthe cCl11rcldisttibt ampitivJere reported froD Sixstt1tionsmiddotin 1941 (tob165) ~ho

d1ta orcfoirlycbn-sistcntoxclt1gttinmiddottho Coso ofNorth Plotte~ Pbirio6 ruJked firstuith un aveshy

roge yield nc~rly 3 busholshigher tlk~ Coonncho valieh ranlod second Cbie~~~ r~ed third

Tenrnorq fourth ond Choyenne fifth Nebr6d Bkiclrllull nnd Khotkofvlore t tho bottQm Qpound the

listbull In ViCIl of th0 ambimt of wintorkilling ot sorie of thcsostbtions thohighoverJges or

Povffiac and Cornncho weve 0 surprise In toble 6 the avorgQmiddotyieldsfo~ Jdh6 lost three yo~rs

h

for nillltl voxictics grOVI11 at six sbti Jns ~e s~izcd~ lotIlCO rolccl firs~ ~ayipg on jdvontogo

in yield of 14 bushels over Conll16he~ In third IJIQCc TcS Chicpoundlm1 foli~ved by Tenmrq and

Choye~o Korlred and Kharkopound l1odthehciWest ~vcr~cgc yields fOr t20 periodbull

Ta)lomiddot5 ~ SUDI~117 of~voiogo Yiold~ of tho uniforp winter whoet varieties grovm inp10ttosts~t 6 stctions in thcoOl1trcl (jlistrict 1911

) ~

B-- - Avr~go-riTld hb~Sle_ltrDlrO JiT--E V~ioty ~ Cmiddot Imiddot ~North Jvergo

______ ~- middot_p~lb~1ihJJ11[~ttan HrlYl-lC)l~1LJ llkron Li_~~~E1Pl~tte __~_

PavlIleemiddotCOIDiJnClle ChiefkanTenmarqCheyenneNebredJ31ackhullKlmrkof

11669 314 42~7 410 15211673 ltl96 406 375 185

11754 263 35bull 0 367 1646936 239 350 386 1598885 281 2p4 342 12-9

10094 220 259 346 1186251 233 236 326 163

1442 187 249 331 120

-

2981521921511842007

15911~6

108

435

Standard error of amean (bushels)

middotStundoFdmiddot eriorofti mdbD (percent)i___~__ _---__--_-~ _

Table 6 Suttlcxy of avorcge yiclds of 9 wbter yheat varieties gra-min plot tests lt 6 stashy tions in the central district for all or r1 pert of tne poriod 1939-41

middotf + bull bull ___ _--~~-------~-f-m--

middot-V~riety CI li--~yerrg~1t~1middot~__~l~$l1el~

1______ nuober I$lbnhattan EnyUQolby l-11lk=middot~ran~~middotJ===L==-=--~==w~1Humb0r of ~rc~~rs grom 2 3 1 2 3 3

Pavincc 11669 318 246 410 110 251 129 225Comcncho ~ 11673 91 i44 375 135 186 145 21-1Chiofknn 11754 281 ltl27 367 131 200 161 211T~q - middot6936 26S 21~8 386 12 175 144 199ChoyeIL10- 8885 270 160 Y12 lO~7 202 190 197Nobred 1()j94 252 176 346 10~5 184 194 194Blockhull (3251 250 16~7 325 125 187 158 18-8KcUed 5146 228 16~6 352 108 172 185Khnrkof 1112 i 21Q IG1 33~1 9~3 151 169 172 i-- ---- --_ ___-__-

~~le Yields obiinedin the nciJftperil~istrict ia 1941 aXe prcschted in table 7~ Ihtn wer9 1- ~ -

i-qgtortod froq 7 sktIcii1s YTithfour v~-iriotiQlpeing grovm illliforuly For the average yiolas ofbull I- i- bull

ti~se sht i~S J iun-irdx lii111nrdi (d~i S8SSS 112a 0 Slight~dvLntigemiddotin yield fo11oel by Yogo

Ivhrr1in und iilinturki in the order I11Jledmiddot Excludimiddot~g the d~to from St Pul 2nd Gr~1d Rapids from

tlO aver middotgQs iunrd x 15illlnrdi (C ~I ~ 8888) rDi1ked first IDirkOfseCOl1d ai-id Yoga t~ira lviil

turki nd LVJcIIlL ~Dd thcloues~lt1vmges ~1 though tllO sprc~Jmiddot b0tv~Wen thomiddotmiddot highest Clil-d lOVlost Oye-

r~ge yields RS lossthl+twobUshelsOvwro3-yomiddotr period ~ot 6 sttions (t~b1e 8) Yog0 Cild ~ - ~

N~bred hcl the SDO ov~r-ge yi old cl9sely f oii6lOel by 1Jiii-~ra x UlinlltJrcli (C I 8888) mel Kl~-crkof -

-~

h

middotmiddot 25 (If

j Table 7bull SutJIDary of avercge yieJdp middotof 7 varieties of vtiilter heat grOJIiriplot tests amp~ 7

stntions in the northern district 1941 _ J

C1Gie ago yield inJ]iyencr exe a middotmiddotycrag-neIdVarictyorcross ci~ 1- St Grol1d 1orJ- oze- lVJOe- T-~ b sti11

-=- __ numocr hioscca p9u1 JEbpid~ dan IlDJl casin vrc tions tmns=J

Y1iIJrd x Minh1rdi 8888 167 214 24~6 35n 32~9 382 225 273 291KhJrkof 1442 gt66 ---- ---- 364 397 374 250 ~---- 29~OYogo 8033 87 175 242 379 308 40~ 247 263 285wmont 6700 Oi2 _- --~ 382 387 381 58 ---- 282Hobrod

10094 90 364 357 368 214 279-

Minturki 6155 101 179 2312 333 316 38~6 244 256 2761hrmin 11502 18~5 200 ~~- 367 30~3 32~~_181~~59 _2~_

~

StondJrd error of 9-moon (bushels) )44 207 218 296 279 102 092 O 7~ 091 St~ll1dDrd error of ~mcan (percont) 1258 1317 877 820 791 2 68 383 338 352

------11 Excluding St Pbul and GrciidR)pids

Table 8 _ SUrnrDu-y of CvorL1g~ yields of 7 wintor whcnt varictics~0vmii plot tests at 6 stashytions in the ortherr district for 011 or n part of the period 1939-41

ifoight-Cd~ bull bullbull lt

I - d ~r~~101s Pj-ClO 2t -VJXiety or crQssgt middotmiddotCbull hor-I Boz~ iIoecj )ve- I

= i 11Uniber vifasocn iclcn-L-L1DIl I sin Ehvr_o r~ 0____

llfumbor of ye2rs grOqn 3 2 3 3 3 3

IYogo

87 L1509 199 298 8033 353 360 311 iNebrod - 10094 345 116 396 493 263 180 298Hinard x Minhordimiddot 8888 366 905 355 457 290 178 292Klinrkof 1442 308 92 383 494 277 200 292Karmont 6700 80 362 494 282 202 284Minturki 6155 316 97 349 164 285 184 283lvllLmin 11502 349 135 359 404 246 154 275

States

In scvorol of the StG-tcsthero lore two or more coopdr-diing st2ti-Jl1sfrom vThich date Tere

rocoivod- in 1941 At sono of theso stations only the unifort1 voriotiosmiddotmiddotiere grcim Thilcct

9thors aMit ioriaJ varieties were included It has been the practice to sUlIlt1arizethe middotdiitiJ by

St-tes by averaging yields from all stations within a Stato In ]941 more thun onc stntion reshy

ported data in Tcms Okluhoma Innsas Nebraska Mim1Cs0ta arid Montonn and summariltls wero

~ mnde up for thoso

In TOlqs lmiddotyoriejie~middot tero grOim at the threo sktions (Ina tho averoge yields oxo shown

in table9 middotKrlIN~O ~T9nparq(CI11956) lvbrlin x Torunlt1Xq3(CI 11805) Fameo 2LJd COIJQl1o

che hld the highest oVeroge yields For tho yo_Xs 1939-41 includh1g9 siction-yoors Pan1eo

Comanche me l~rt~l x ~cnr1IJrq3 (cr 11805) rll1kod the highest

Tw stptions rcportQd datg bOk1~10Ila in i941 (table iO)~middotKmmiddotIvnlox-middotTonriarq(Cl 11956

raJlked first COIp1chosQcond pndJawnce third Foral1or1i POxt of tho ~pcriod 1939-41 5 stu

tion_Y0Qrs Pamoe 1115 had the highest DVercgc yield follOlCd by CoCucho and Tenoarq

- 26 -

Tobia 9~ -l~vr~goYiold in ~ushdLs por ocrbof Tintor n~lot v~riCtioslt grOmil~ plot tests in OxS 111 1941 uld V101ghtod ovorgospoundor 1939-41

191194I9181185

16015 7172144166

---------~-------I-+----~-_---+_s---- I

-=--olt-c- u-----Ra--~middot-l I1middot I2 I5 I

I

I

218205190

181-179 169

- 14 bull6 )A2

124 120 middot117

115__----

11956 11805

11669 11673

6936)11754 12106

81805146

8856i 1442 gt

6251

ViriJtJ~ orcrcs s j lie1 I~--1----- -- ~ i-2luobvr

~~~~c~gt=~ Phvmoo

~ ~ 06nonchomiddot ~

6~~ 11middotI ~odIL-rd Fcdorot ibn x Tcrunrqmiddot~~o Jihr1~r Blaellthull

middot Kbarkotmiddotmiddot Blackhull

2i

6347

59middot~

1011

303314272280276

-254275249252248243

Table )0bull- veroge yi~ld in bushels per acre of wintcJ wheat vadeties grown in plot tests inOklaho~in 1941 DrJd middotvrcigltcCl uvcragos for 1939-41 I

1--------------- Imiddot J ~-)vcr CyiOIirTn--bu-Slh-Cl-S--------IVoh6tymiddot6i- cross j I c] 194~ 19~941

1----------__~__~ I numbor~ (2 stohdns) 5 stohon-yeJXs Bonk _

Kawvo10 x Tonmorq 11956 356Cornoncho U673 352

middot Pavmoc 11669 345~middot1VolC gt bullbull ~ 8j80middot t 338 ~centnmorq 6936 32$middotDhoyenno $B85 277]trly Blnckhul1 8856268 middotChiofkori H754 254

-Turkey 1558 24~OKanred 5146 234BIQCkhull 6251 221IChnrkof 1412 220

1 _

Doto wc~oroportbdcfmiddotr6mthroo shtions in Kll1s1sin 1941 (table 11) lith thirteon vori-

middototiosboinggrovl11uuiforI11y pavmoC~lod thohigl1ostovoroGo yi oldfo11owei by OOIlahcl1O and Ebrrshy

middotlyltBlookliuiimiddotxToiu1orci (CS~ 11952)Chiofko1rCrJkodfauxthoJdTeon1rq fifth For the 1939-41

poriod inc1uclllg 5 station-hcrs tl~o vrictios rQ21c in tho follovTbg ordorfor yiold Famoo

COrnW1C1l0 Oldefkol nndTcnImtq

In N0br~sl~ tuost~tions rcpo~tod amp~to mld ~t theso Ncbrod hod themiddot~igllCs~ uvorogo yio1d~

fanowed by hwod x Blackhlill (CI 1184-1) ondPQImoo middot(tabl0 12) COJ1ltJ-1cho tC1l11ltodlast duo te

wintorki11ingmd hessibiJfly dDago Cherenno soloctitm ChOyCn10 Povmee ~dmiddotNobrod had tho

highost longmiddottir1o ovcrigcs C

IVbrnin had tho highostrwOigd riold in IVIinllosota in 19lt1l(hole 13)~ MinlXd x iv1ilJi~di

(6I 8$88) o~cl H41Xi1int~t1cl2(f)Il41~Z701-)a1sbr8jllcd high Thrcoviiiotibs iAiliarQ x IIpoundrgtshy

middotlnrdJmiddotmiddot(CI 8883)- rc1niplusmnl 6nd IVlJntWki foJt) aDout equ61 foriicldfortho lastthroo Yo2rs

l

- 27 -

Table 11 Avqrqgeyielci~i~busho1~middotPQrocreof~linbex ~1heatnridtlestpOIinhiplot tests inKansas inI9~1[Jyl vrcighted avorgtgcs for ~~39~n

Vnriety orcro~s CCIhunber_J-gt

PawneeConanchohly BlnckhullChiepoundY-anTonocrqCheyenneEJrly BbckhlllOroNebredEDnredBlockhullKharkofTurkey

Table 12 4iv~rogc yi91o In bushels oor nere of VTil1t~r hed br~etiosgTovnl il~ plot tests inNebr~slm it 1941 ti1ld Vrcighted avcrrges for- 1939o41

Vortety or cross

NebredKanred t Blocld1UllPownee Cheyenne selectionCheyenneChiefkanTurkey selectionNebraska No 60BlackhullTenrnarqKharkotComanche

CInunbcr

10094llSmiddotH1166911666888511754

115776250625169361442

11673

20~1 200119~4192

180 172

168153135131130Ip

189

190 199

190 18i---~

175173190162IS6

4

3125

67

1098

3

21

-

Bank -~II

~---

~---

----

331

334 337

- (

211209193middot17317i1amp81$~8142

6155

8033---~

-----1150288~8

MJrminMinord x lViinhtrdL amp44 x Minturki2 (Minn21QlfIvrinhtrdi x lik1rquis(liiru2699)Niinturki H-44 x Minturki2 (Mil1l1~ 2702)Yoga bull ~

H-44 x Ivinturki2 (iAiill~ ~mo)

Table 13 Average yield ill bushels per acre of winter wheat varieties grovID in plot tests inMinnesota in 1941 and veighted avcrnges for 193941 r -jy~~ middotidld inbushels

VC1riotyo cross Clmiddot 1941 19 9 1I----------~-----_----c_~_1--number 3stoampJoi~~r (13 stationyenrs) I

In Montonoeight v~ieties vvbre grownunifCJrtlr at 3 stations 0$ shown in table 14 middotKLz-l l - -

mont Klk1rkof and Nqv1tirk r~ed highest in 19~1 liTlllleTClrturkYogo andfDrmol1thndt-he higlo

cst yiolds during thb~~e0period1939-41

1---

~middot28

Table 14 - ~ver~~ge yield in bushols per oo~~ of Tinter he-t vu-ieties grovm h plot tests ilIYTontQIllJ in 19~1 and reighted bvorages for 19394J

Voriutymiddot o~ middotcros-s---] cI~-~~i~~~QshgS-middot_middot_middotmiddot--~-middot-~--=l____ i numbor Lt3 st~2)rsLlt8 stob~ors) _middotR~E middot_i

K1rcont[ 6700 312 30bull5 3 lGwrkof i44~ 340 302 4 INewturk 6935 336 308 1 IYogo 80~3 319 3062 WLinturkimiddot 6155 315 292 middot5

IHebred 1009431~3 289 7-Minard x IvLinbardi 8888 312 290 6 II_~_r_mi _middot--- -+I_l_l_5_02_~- ___271 I 251 8___

1

II

$UJ44ARY OF A~ONOlinC nTA [

The agronomi ]ata other t~ ~ield have been sUIDIDarized for each distriatpoundor 1941 iii

tables 15 to 17 Ih~ach easo the CLlt~ qre overogcd for as lIQJly varieties and as many stations

as possible The numb or of stutionS ehtoring the Qvor1ge is shovm at tho tOlJ of each column

The dik for ~h~ southo~diSt~ictbull arepro~entod in~~~lo 1middot5bull The or~leadodconS~dei-nbly eJXlierthancin1940but the relhtive ot1liness of the wriotiesrerik1inod the SQille

]hdYBlackllullh~ridca t4e~~liest JUlr lov~e~and CotlUlchc wore ~yenJiormiddot tmn Tc~qChiefkon overoged~edo e2rlier t~mxf BlackhuIl RipOIi~g htes shoviodo narrower rCl)lgcioXid

in this case BlackSult ovcr2l$pd ono ddY emiddotmiddotrlier th-n Chiofkan For height KcwlV21e WOoS thetoU- ~ ~ - ~

ost and lavmeethoshortest Lodghl~ d1ta from tilO sbtions SL07 toot Chidlmn ond ~r1yBlcck

hull lodged the ]jJo~tvlhile CotlnJ1c1~9- 8nd BL1ckhull Tero ciso wenk It ymS generally obdervod

thlt tho St~amiddotl of- ~lBlackhull T~t~ rQS i~lined to be Teolt in 1941 Kowvale ~Tonlmrq (cr I

11956) Pmrnce K~tyenale and ConianClicilmd lOYT 6vCtDgd LllfeetioIlS of leo rust Test middoteighbs

VIere 10 in the district with FerlYB~ocldlUll hvil1g the highest aver(lge of 565 pOU11ds per bu- -

sho1 KavlVale x Tcnmaiq (Ct 11956) ranked second end Clliefkru1 third for ovcrage test Vleight

I Table 15 - Sutlllry of agrononic chtq other tInn yield lor vlintor varieties grown at cooperatiIlg

stations intho5Olthc2l1odistet 1941middot

iI

1llUDber of stations ~ 4 5 2

KoVlvole x Terunrqo 11956 I~ tl 13 37 35 gtPowl1ee 11669

~~ 19 13 36 30 5

Conlche 11673 May 7 13 37 5S aTouulq 6936 Xiby fO 15 39 50 23KavllTc~10 8180 bv 3 15 40 29 5Chiopoundkan 11754 ~y 10 15 39 66 58Jlhrly B1acld1ul1 8856 Aprij 29 8 37 65 65Konrad 5146 lv~~3 17 38 60 65IChoikof 14~12 IoJbiy +1 i8 36 52 68

Blackhull 6251 l~hy 11 M 39 5e 63-__ ____ ___w ___ bullbullbull __bullbullbull bullbull _ mR_ __ bull____bull-~--~ ______ ---- - 4____middotmiddot_middot_~ __ middot ___ _- __--

I gt-

5

56~0

54_6550 tmiddot547534559565

-520510853~9

i

- 29 I

TliO~ c0TJtfulmiddot distdct cl]ii ~0 avorCgecl for 8 vCri9ties Jcl aroptosortod hl tolo 16 bull I

Nobrcd old GlcyCI1ne hal tllOl1ighost avqroge wintor sUIvivaJs T~le two cotlicst varioties woro

Pameo old Comu1ce both ovoroging to cbys ec-rlier in loCJing the-- TOPDltirq klmrltof l0odod

the latest Fawnee ripenedtmiddotwo days earlier than Comanche aldfomiddotux days carlir thcul Tennarrl

For plant heig1t l~obred wns the shortest and C-dcf1f4IXl tilctallost Loaf rust infoctiol1 nvoroged

tho lowestmiddoton Pnwnce andCocamc1Jc nJlp the highost onliobred Culm cOU-lts slOVI Pavlloo cnd Noored

to Imvo hud tho thickost Dll Tonmorq tho thilmost stoncls at tvo stQtions ChiefYnn hod Gllo

highest avercge test vmight por bushel with lIebrod tclci~lg socond ond Pmrlee tird

~ -

Table 16 - SunrnnIJ of ogronoIJic dJta ot1er tra1yield for vhter rhrot varieties grovm at coshyapcr-ti1g stQt ionsintl1e celtrcl district 1941

Voriety rcor J(ampte-=r-t----7-LuOc----+-i vcrcmiddotgrmiddotto es I10igJtnunber survivrl E~do4l~_o I Hoipoundt rust_ r ~shol_1

--=------ Percot ~IJ[JY (IclldS)(porcert+=-~~=-umiddot (PouldS INuobor of skt ions 4 6 5 6 3 2 6 IPawnee 11669 69 23 June 24 31 24 260 580COIJm1che 11673 65 23 Juo 26 33 25 162 575Oliefkon 11754 66 25 JUlO 28 36 39 184 601

ITcnnarCJ 693665 25 JUlle 28 33 47 155 56 8~loyel~le 8885 84 27 JUll0 29 31 69 215 578Nebred 10094 92 26 Jule 28 29 75 251 58 3

IBlac~lull 6251 69 25 June 27 34 65 195 57 6Klmrlwf 1442 74 28 July 1 34 65 i72 565

In tho aortherndisttict seven varieties tnypo conp1ed for clmrQcters othor tJl(1il yield

(ToMe 17) olthough tho data Dxe sotevlhnt frogncntorJe MJXDin and Minard x MiwJXdi (Cl 8888)

had tho highest avertlg-o survivcQs Marnin heoded the earliest but vras l1ot ripe os oorly as sone

other vQrietios ilt four stations Nebred hOO sligltly the shorter straw Loopound rust averages

shcwed -no ltliff0rcncos for t10 vJrieties but pound01 stoo rust Yogoand Nebred hod tho lowest eweshy

rages liunord x Iunh1rdi (Cl bull 8888) had the highest avcrcge test weight per bushel with iL-gtr

Din and Nebred being fairly goo~bull

~able i7- Suru~Uy of agronooic c1ltlta other thanYio~d far vTintcruholt vcricties grovm ot ceshyopercting stotions in the northonl district in 1941

j

Y tmiddot ImiddotC IJXJO Y ormiddot crO-5S~ bull bullInmbor

=-J~T

Nurlbor of s t-t ioi1S 3 5 4 4 3 2 3 3

lvIinurd x ipoundil~mrc1i 8888 77 12 14 34 78 17 92 79 601Klmrkof 1442 57 11 13 35 25 585Yogo 8033 61 13 14 35 87 5 85 65 581IfurlJont 6700 53 - 35 - - 572Nobrod 10094 64 11 13 33 7 - 592

li~Minturki 6155 65 12 13 36 89 8 89 67 575Mornin 11502 78 10 14 36 74 44 90 67 593

I----

~-l

SU1EmRY OF PLOT DAXLii

The 1941 crop Vls subjected t)severe -rintorkilling L l~ebroskn ci1d yeninuesoto hession bull I

fly and 16efrust~~ in Nebroslm ~d KnnSos Clld both led qnd steD rust infection farther

southII

Ill Oklcll0t and Texqs tdomch Ll0isturc YJQS reqe~v9d QJ1d ot sor10 stations lJUVest VloS

difficulti

(

In the southltrn district Kawvale x TenmarqCI 11959) a new va~iety in plots ranked

first fOJ yield with Pamee and CoJlaJilche second acd ~hird xspcctivelyI -

The Blackhull wheats (Bla~lili~li EJrly BlackhUll end ChictkDn) lodged or broke over

badly in the south~~~aJst~ict-under ~heextreIieiyrot coJ)ditiohsc

In tho central distrJctQvrnlte~Gorinnche and Chiepoundlon ~md the highest averoge yields at

six stDtions- 11he~o 1faricyics mde tlese averages in spitc ofvlint~rl~ning in ~Tbbraslro caused

by th6ArDistice Diy itorm~

i

HdreDpither vCgtricty d~d ICll in 1941 duo to

The bmiddotluvior of PowilCe Cfld COlJllnche is fairlyconsistont ot all stations in tle soutlcrn

ondcQntrol rlistricts cxceptot lIorthiPlcgtttc +

win~erkil1ing lt1J-ll neither roucs higllhcthb longer tine ltlv-eruges foryieldI

In the ~Qrthem dist~ict Minatd x ~i~11rdi (CI 8888 ho(l thO highest overgeyic~d 0)

five shtionsKhorkof rnIiJced seconaiond Yog~ tMrclI

Tle tVTO ncvrly naned hcots Cononche olld Immce nucle good records Cooancle is being

increosccl ot Chillicotheolcltbe plcn i~ bo Clistribute it froD t~1~t station in 1942 Pownee is

bc~ng increased and purified d WJltmhoJtcn Q1dLincoln Nebrcslm IlnS clecided to iistribute the- - Imiddot

j

variety as soonos seed is avoiloble but 10 clcpoundin~te action las beetl tolton by IC-1o1Sos WhileI

neither is 0 perfec~ vorie~y it is f61t thot each is a step fottlord JTJCl eoc~J sloulcl clo well in

its-~pted 2Xeo

fn Mil1Ilcsoto the behavior of cOJtoin FM x Mi~turki2 ~trQins WltiS pleasing ~hese linter

vlhoots corry the Hope resistalce to loaf end sten rust

In the fall of 1940

tJHIFORM YIZLD NUESW _I

the uniform yieldti1UserY was seeded at the same 14etdions in tIle ( central and southern districts as in 1939 AtBushland th nurSG1J was seeded on both dry 8JJd

irrigated lanG4 Th0~ntirsQrYcoriisteaof 30vorietios cnd strcinsoach seeded in tlUee rod-rowbull 1-

plots IJIhe Il1llber of plots of each Ir~iety at a station varied from throe to five In tabIe 18 )

tiJC varieties mokirJg up tlle 1941 nursery together with StptQ r-Jld CI nunbcrs arc sho~m -

-------1IIIi

------~-----------

31 -

Tlt)biols -Vori~tios of Tintor lhoct grmm in tho uniform yioldpus9ry1941

~ -~t~r-~~~_~_- --t~~Lstt1~omiddot orhybrid nunbor

I Khnrkof 1442 -------Blf3cidiu116251 -------Erly Bhckhull middot8856 -------Nebred 10094 Nobr~ l~o 1063

IComncllO 11673 KD11S lTo 2729Kanred x Blackhull 11844 Nebr No 1098Pnvmee Ii-S69 Nebr No 1086Hope x Cheyenne 11969 Nobr sel No 363339Kawvale x TOIlllkIQ 11950 Kans 1102726bly Blackhull i TennUq 11952 KanSi No 2739Konrcd-Ihrd Fodoratiop x Minlmrdi-Mipturki 11970 Alltrop No 130Fort Collins selectiop 11971 E G 1143Cheyenne x TentllDIq 11972 Kons Ho 2748Cheyenne x Terunarq 11973 KUns lTo 2751Kawvnle x TenLnrg 11956 Dentop DTo 35-34-117iYhrtin x Tonmarq3 11823 D0nton~0-50-3~128Kanrcci-Hnrd Fedoration x TOl~q 11974 Dopton No 37-34-54Konrod xH~po-K~rd Fodoration 11975 Akrop Bo 533Konrod x Hopo 11976 Akron No 850Compound Cross 11977 A1Uon No 874 Choyonne x Thrly Blockhull 11999 vVoodv-rard No 1126CpoyorJj10 x Ebrly B1ackr-ull 12000Woodtmrd l~o 1127 1

Blackhull Xcrloyorrq 12101 H G No 40-102 IBlocldiull Tcnmrq 12102 H C No 40-115Choyonno x TomlDJ-q 12103 ll1s10 2749Choyonno x Tcl1Darq 1210~ ~ons No 2750 I

Knwval0 x Tonpcrq 11992 iobr No 1114 IHope x lJurkoy 1069 11964 Nobr sol tIo 363401 _I

KonrodHardFodqration 25007 x TorJDltUq 12)06 Donton sol No 25-34-44 IEinrcid-lbid FoderatiJn 142 c ToImUo )2105 Donton sol No 3334-303 I

----- ---

A cODpL-rison of tho 1941 list wit~1 tlrt of 1940 will S1011 onuobor of changos in tho nur

sor T011 strai~1s which SO~~JDod to bo 1ocldng ii1 ogronooic volue ond which roro not 110aded for

ecological studios IOrO roplocodby norror soloctims As S0011 as a strin is shown to bo 10ckirot

in somo tDIiortont chI[1tr it is omittod frootho nursery qlthoughit still my bocontinuod

at individual stotims Tho strais mvLg tho bost porfoJlOllco il1tho nursoryaroadvQncod to

plot triols 1m attOLlpt is also mdo to avoid too llJ1y dU1Jlicc-t ions botvroon plot ond nursery

tosts

DATA OBTAINED

In tiibl0 19 oro prosontod tho dta fron tho 13 nUTsorios No d~to Joro roportod from

Stilhntor bGcous~ of dipoundfo~ontial stQl1ds duo to sood trotnont tQLld from North Platto duet-o

wintorkillil~g FbI 0~Ci1 station tho variotios oro list~a ~11 o~c~orof tllo 1911 yiolds anClO1ly

the Ct poundlUii~ois nro given ~or id~l1tificationbull ~vor~go yiolcsru1d rOJll~sfor thoZ-yoar poriod

1940-41 arc givon TI1orevo~possiblo~ Pata othor tl~)yio1~ aro includcdvn10ncl]jroctors conshy

cornoclsoooocl to be rol~tod t) yiold or vrhon tho dDta shorrod lifforoncosboliovodto bo of inshy

torost

At DOlton tho nurso~y yiolds ~Toro sonovrbct bottor tl11l1 -th)sO obtoinod from tho plots

_________________________________--L ~_~ _ ___~

32

The highest yielding 1ori6tiGs~middotcrcCI 11952 C()nnnche CI 12104 und 11956bull Foro bull 1 bull bull ~

the 2-yeor period 1949i41 centu~ nupbq~sl~$Q2~ 11956 ruld Pomlee hoiro rod the highest ov~~Ctgc ~ bull ~ -i-middot~middot bull(~

yields KlDrkof llL1d the ioWs~~r~~eylq1dfor -Chis some ]criod~

The stroITQ-S reth~rtlmiddot~t~picothe rmd before h2XVcst considerblo loelgingo~ - - bull - ~gt~)j bull - 1

curred in most of the V~idtioSmiddot middotAfltf70fbe stiffer stXouorl stroins nercQo~lChq GI~ ~lm

bors 12102 11964 ond K~k~f lh16 B1ockhullmiddot ond l1rly$itCl9lJl11 s~J~ieel tlicC)~e~t str6~~ bullbull ~ i bull bull ~ bull bull -

Consiclercble rust cl079loP9d Jsppqiql]Jyon ~usceptibL vorieties while CI~ Iros lH~64 11969 ~ ~- tmiddotmiddot-~middot~middotmiddot 11 ~ i-

and 11956 showed some resistmce to bdth lealbnd ster1 rust ~ Septoria irifection~m~hOOliy on

all vorietmiddotio~ eicampPt(iIlti li9S6~~esJtv~i~h~vmre 10Wr~ging from ~6~6 to 8~pounds per

bushel

- 6Zbus~lCls per ~r9Jii~hPtivirc991~

- - I

nunbors 11976 Qildli97idt tll~bo1tOtiJ- - - ~ -

nui1bcrsl199Z rrl 12104 2t tho top of~16 list G-l1c1 qfr~

For the Z-yell joriodthroQ15t piuf3 aic tiod for~i~$tbull bull d _ bullbullbull

p1oce in yield noDelyPlt-~momiddoto CotibtJpl~omiddot and CI11973 Duri tins ~iirio peri6dNebrqclKlm~ t r bull

-

I bull bull

TIe highest yiolcli~lgVorioti6~yc~cIIi

kof md CI 11977 middothil1t10i~6ii~centrg6lt7ioldsbull l_-~_ ~- )~ f ~ i lt-

In the irrig2ilQcluursery tlt E3u$l~l1ii~lt os llOig2ts ranged frOD55~Ot o6i5middotJ1oUI1Jspdi~u - i bull ~ ~ bull

shel ad t10 yields fr6h40~4t~ai~2bu~~dlspcr acre - -

PovJnee C I llU9b0rs yl972 oclmiddot I199sthi1o]brly l3Lockhull C1ld CI 11975 ~qrd low tJ~~1940

and 1941 Yieicl~middotbyen9middoti~1middot~6r~ i~bl1tit ithe $e t~oe voriqtJ8stli1~ poundotedfi~~t ~n~[~4~middotmiddotVlCr(3

blso ~igl poundor t~e 2-yClt1Z averoge

The drJr land ~~s~y atl3~~~ffCL gave yields only ~Jig~ttY 1ower than those in the irri_

g~t~d nUse~r~l this estconsid9~JlJble)oafrustd~Vieioped onsvsCOl)~ib1eva~JOti6smiddotpound1Jlclthe [

~st vmights vmr9 $QIlow1W-t 10vwrthaniiIl tho i~rigatee1 nurs9I lheTbiot ies hoving the highest I

yields wereG~I nuppors 1Z105 1199Z~ DIld PO-Jllee while CJ~ 11915 ~6b~od~ QLld CI 11971 1ero ~ -- - l lt - bull bull

low GI 11l50 Pa010e and Cltl~6 11lJvo the highest ~yc(~ro~prgc intliis d-ry lGnd~

sory test ~ -

lt

StroxT IlQS Ullusually tall rt WQ~ehlTrd Vlit~l hoig~1tS Jol1gil~froo45 to 53 inchos i1d CIS

IJight be expectod COllsidercb10 lodgihg qccuJted botore lZVest SODe of the stronger sbroTodimiddotmiddot middotmiddotmiddot middotmiddot

strainsrere CInunbqrs 11977 1197~ oncl 121OZ ~e$t weights lTerp fqirly good illriost cosesbull bull bull bull 1- e _ bull

01tlOUg~l one vr~rict~IW0 woigIlt of~6 pouncls per bus1el Two vorietics c I ilunbors 11952 C-l-w

11972ri91dec1mprethml 50 buslels pprlcre~ CJl(l 11 vc1rietiesmiddot gt(1 yiOld bot7oen 4OQJ1i 50biishy

shell por nerebull Bo~ed~l1 tho2-YO~t-~crge the J1igllostfi~ldingvoHoticsmiddot lC~~ CI ilW1borsmiddot-bull

11972 ~1952 0ld l19 wljilo NCQre~ CI 11969~ oJ1clCI~ i1977IXtd6thepoorest yidld ~ecordbull

At MDcl1Qttcm LQclgi1l~ ilOSrqpo~ed for 0)1 v~rietiQsLiltj~ough CI Ili~f1bcirs il974 11971 bull i - -_ ~- i

mcl 11977 stooel up t~le best ~c1f Jrust rcoclii1gs llOrO foitlyl1ig+1 i~l nost coses DJ+etcol~idcr6blo

S~9Ll 1llst ~~eve~qped bull 91ointoxburomiddot]Qs f[lj7~y g90~ 0c1 test neights~ lith on Oxc9t~~ir~god

-33 ~

froD 55 to 616 p01X1lS pOI bushel Tho ~ighost yioldiucvGriety CI 11950 gave 413 bu~hels

per acre while thelore5t yield vlUs168 bllshels1er acry( Additional vpxieties giving-tho

bet~bcr yields were C~I12l-9amp CI1l956 qnd Pavmeebullfor the 2yoar period cl 11950ronked (

iirst Pawnee second OJidCT 11952 thiro This last ThUled variety is exbroiaely early [~d is

boing considei-oel as a p05siblo subst i tuto f01 Ehrly 1lockhull Strnins such as Khoi-kOf BlocY_

hull and Nobrodhave boen q1dto low in yiold tho lcst two y~rs

Wint erki11ing occurred at ibys with SOLle VJriotios having survivals as 10VI as 63 p()rcont

11I

while others CltlJ1e through the winter with porfect sta-cls StrQJmiddot vms fairly tdl and dorisidoroblloaf rustdevclopod Ol~ all suSccptiblevariotios~Thoyielcl rcmiddotngod from 525 to 196 bushols

per ncro lLnking tit the top of tho list Jero CI numbors 11~5Q1l974 ond11972 d~lilo Jt thlt

bottm 1I~rcNebrod ond ]hrly Blackhull in tlds cso a lctcQnrl onoxbroDoly oarly variety In

genoral the lS4L yields nro in lile ulth ullO 2yoar wcrBe

No w1wberkilling was reporiedfrom Akron but the dry wecthor previous to harvest causedmiddot

straw to be short test VTeightslight and yields low The lighost yields 7ero reportod for C

I numbors 12105 l2l06aca 11952 No 2-yoar avoragos are sholm for this station sLlcO tho

1940 crop v~s a fai~c

At Fort CollL1s grmrlJh VJaS hoavy as l+sua1 the strm1 las tull undbeforb bargest all va

riotiesIere lodgod completely Yields ranged from 69 bull3 to 449 bushels per acre The throe

highest yielding strains Lll 1941 Tore CI numbers 11974 11970 3nd Comnnche For the 2-)roar

period CI 11974 raDkod first folloITed by Crnumbers 1~950i 11970 c-uiQ Conmche

Test Teights at Hesporus ranged froll 60 to 64 pounds por bushel aJd tho yields from 648

to 349 bushels per oore The Mghost yielding vorieiies lere Blackhull cr 11971 Nebred

and COLlCXlcllo 011 oflhich gavo moro tIm 50 bushols lJor ocre ~nscd on a Z-yodr averagef

Comanche had telO ~ighost averoge yiold poundol1Oled by Blockhull CI 11972 old C~r1l974 The

agreenent betllOen tho 2ye8r nvelngo o1d the 1941 yields is lotsO goocl at tllisstation

Winterki11ing was very severe at Ames but the rellJtionship between survival and yield is

not very close For example cr 11969 lith a wnter survival of 86 percent yielded close to

the bottom while Cl 12101 with a survival of 26percent rmuod secOnd for yiGid so it is

apparent that other htizard~YiOre prE)sent Test vrOig1lts whore obtained rangod from 543 to 590

pcn~nds per bushel The highest yieiding v~~rieties v[ore Nc)redC 14101 bnd KJ-1rkof The six

lowest yiolding strains gave lessthnn 10 bushels IJer acre~FOr~ tho ~yo6r poriod 194041 CI

1197f has hd tho h~ghest avorage yidld follmmd by Nebred Pa~moe end CI 1195Z

AtL~ncoln t110 November freoze causQd consid~rablewintorkUliilgand therelationsllip

botlTeen middotlintor surVival anltlyield iis fairly goodbull incre~re 5omo exceptions in tInt Nelired

Cl 11971 elld Kll2rkof rith good survivals ru1k6cl rolctively lQYI iny-ield This 1DsproboblY

~

ctlusod b~r 0 combiIl)ti0l or Joopound rUst lnfotion~ hossion fly ~1lngo ~d tho h~ ~ough~bull All

varieties except Pamee Carrieda foiply heavy lecpound rusb infect ion and testvreights were ratherbull bull bull ~ ~I ~lt 1

low langing from 44~O to 592 pounds ]jar pushel~ wo varietJ~sC bullI~ numbers1JS50 rnrl11952

~yields abOv~ 30 bushels -oermiddot acreTlhilo f~mvnietiosCInumboIsmiddot1975 J205 ~ii~77 - i

~bndi1976~yi~ldcd 10sstl1Q1l10 bJShotsporO-ltFo TIloS 10lYiolds T10rC accotap~io(fbY~xhrlJolY

low wintor suwivals Based on tho 2+ycQJavorago JihrJy BJacklmll hndtho nigh9stnverogoI - bull bull bullbull bull bull bull

inciinodto bo vL1tCrtoiiidor~

middot yiold fonowed by CI~tJUIilb0tS1l950~ 11956 t lmd Pamoo~ All ()f thQsostroins are early andI

COllsidcrrblo 1i11torkillingmiddot VJUSrcport 00 from AJliancbut tho dnto arc not too consistont

lith vih is knownofthdhnrdii1ossof tho dipoundforont vc~iotios For 0~10 GI11964 l~d ai

survivnlof l00porcontcomparod bo 8~ -percont for a1lJltof It is YT)1 Mllbtf1l1 if this xol~

tionshipis correct Grail1 quQlityvtLS poundcidygood JlJdyiolclsxogcd fro 0 21bull3 to 84 busholsj gt - ~ gt bull bull bull bull ~ bull bullbull bull

poraCroCl Dunbers 12102 121OJ~i[u1dKl11rkofampvctho highest polds in 1941 andCl l11Woo

middot bors 11975 11956 D-ld 11977govo thoi 10I10stones ior tflC lJ~r p oriod CI 11972 rc-Jko~

fiist for yielii K11rkofsecond CO~1Cho t1ird and Jqn_ecf(gtUxth

~obl0 1~ - Agro1ooic Q1d other dcto for uniforo willtor uhot varictics BiomiddotJ11 in rcplicQt6c1middot j

nursor-plotsincooporotivecxporioqnps at12 stti6ns in t10 hprd r9d ~yintor vlheot lnroa iJ~ 1941 and nvor-ge yiqldsfor 193g41

bull

Imiddot

14

23

7

611

middotmiddot15 i

91011 ~

13

245215

23322120125223~5

203

VS 36 580 196VS 34 q5~O 181V$ 35 560 17~91532 560169

S 31 545 167VS 37550 166VS35 588 165VS 35 540 165VS 33 560 164VS 34 635lt 161VS 36 50~0 155VS 35middot 5~5 151VS 33 560 154vS ~31 565 150VS M 54~0 149VS 31 510 146VS 31 510 1lt11

VS 3~ 560 141VS 34 5SW 13~9vS 35 560 136VS 35 51~5 13~5VS ~2 560 121VB 33 56 0 middot119VS 32 56~O 115 213 12VB 32 50 3 J1o3 lQ3 17 VS 3lt1 9~O li1 212 i$ XS

Smiddot12 470 9 7 l~ 6 16 I

v 31 500 74 19 19 VVSS 32 170 73 182 18_

34 166 67 130 20)DOCli yic1CIio~ Oiiy lio-middotinrieties IS7 ousl1cIs--

Denton TeJmS(OW 1 ) our p pus

Ptv 0CI

number

11952 April32 1fny26 601511673 April 30 middot1~by31~ bull 15 2012iQ4 ~pr~l 39 June l 15 151l956loiloy 5 tUne1middotmiddot 5 15

11669- )by 2middot JUl1C 1 13 1512105 April 29 lvhy 30 4 28

12000 prp24~26 60 ~311992 April 30 ~ 3q 10 23i2103 tllili)T 2 JulQ2 10 a5li974 ~pril 29 JUlio 1 13 4511823 by 6 June 2 10 1812106 ifby 1 June 1 5 28

11972 Ithy 1 June 1 18 20li961 YJ6y 2 JUJo l T ~ 011019

0 97~t~pril 81bY middot3135 5

May 6 Juno 2 73 13 11950 Yoy2 JIJll0 ~ middot3 25 A856 -t-oiil 22 ~vftw 2~ 58 811969 ~By 5 lIDY 30 0 011899 by 4 middotJun02 18 35 118middot1L ~Jay 2 JULJO 2 56~5

12101 ~v1Y 1J~)q~ i 58 0812102 ~IJccy 2 Junol 53 Igt

6251 ~4V6 Juio ~ p5 18JlSn uJpiy 2 ri Jii-1Q 118 5511876 poundtiV 3 Juricl 63 2011870 thy 1middot middotJUno 1 65 83

11977 1441 6 Juno 3 80 3511971 ubv- 2 JUll0 2 73 36I 1442 ~ Juno lt1 55 40

monaiirucrrar ofa Clifferonce botloOD tho

- - bullbull~_c- 0_ -bull ~-

TO-ble 19 - (Co1tinued)

ChilliCQt)l~middotTe~s--rFoux plots----

- to

1

I

-r- -_~_ ~~ Leat-IL~pging r-w~e )j ~vo~o-Yr-- -- C~I bull~ Dah iHQigh~rust I eld 1940-41 BarJltn1lIlb er headeC-Lmiddotmiddot i

Percent PcrcClt Mels Bushelsr- ------ CInches39~- 11669 Maiv 7 ~ 30 241 213 1

11992 May 6 39 20 10 231 12104 May 2 40 20 15 2211673 IIuy 2 42 8 5 21Q 213 111973 IipoundW 2 38 25 15 214 213 111972 May 7 bull 41middot 25 20 211 2Q5 412103 May 7 41 20 10 20611956 ivJay 9 40 T- 10 193 17~8 912102 iicy 5 37 65 5 17411964 ihy 2 35~ a 5 17middot0 I11970 Ilioy 2 42 50 20 159 180 8 I11952 April 26middot 33 - 50 60 156 176 10 8856 April 2middot1 34 65 95 152 183 511950 ~i~ 2 39 ~ 75 152 151 1211823 LlJay 8 41 25 ]0 148 181 6 I

I11999 lbiY 6 34 65 90 147

112106 Ihy 5 38 20 75 1-1712105 llioy2 42 5 40 14511974 Lioy 2 10 20 30 140 162 11 I118M lib 6 37 50 60 136 181 6

I12000 April 25middot 33 65 95 136 I12101 ihy 6 38 65JJ 15 128 11969 lihy 8 38 ]1 25 120 142 13

I11975 iby 1 36 65 15 87 129 1511lt12 ~~ 11 40 65 5 90 111 19 I6251 bullJJy6 36 50 100 amp8 141 14 I

10091 Lhy8 37 75 10 78 middot102 20

I11977middot Boy 10 37 40 85 74 n3 1811976 rJoJr 7 37 65 60 amp4 1l7 1711971 lifoy 7 38 75 100 62 128 16 I

I

Standard error of 0- difference between the meO-n yieldsof any two varieties - 321 bushelsbull

11 Severe firing of leO-ves

t ~

~

r 3P~

rabl0 19 - (Continuod)

~

r-Tmiddot

913

13

71215

26-9239231

250236

29026~290

246214243

middot281

C I HQi~lltl I IIIJXlbo_r_L-==-~==--L---==C-~~r--+-o+l-------tltilt---~c-r+~==+-~gtlt===--~r-t~plusmn-r~~ROr=cn1~ct

~~ 1

lJ669 16 JUri~ 25 32 87 610 104 320 I II

11972 20 J~o 29 34 87 585 392 299 2i11956 21 Juno ltZS) 33 i 85 600 3S3 29~7 3 i

12103 20 Juno 30 35 88 600 383 i11882 18 Julo28 34 85 600 36111969 22 JunoZO 34 87 585 35~611823 20 Julybull136 82 550 34011973 16 June 27 32 86 600 34012104 18 June 273S 88 600 33811673 16 June 27 32 85 600 32511999 20 Julie 0 35middotmiddot 83 605 32512105 16 June 24 32 82 60032111950 17 June 27 33 84p80 31911964 17 June 25middot 28 86 610 31211976 18 June ~e 32 85570 30911977 20 June 29middot 35 77 570 3071210220 June ~ 34 86 600 30 711844 20 June 30 34 86595 middot2991442 24 July 1 36 86 59029811~52 12 June 22 32 87 615 29812101 21 June 30middot 33 85 600 28910094 21 July ~ 31 85 590 27911970 20 June 29 37 85 595 27411974 18 June 28 31 77 565 27212000 14 June 25 32 83 590 27212106 14 June 24 32 83 570 271

6251 20 June 30 3433 82 580363 213 1811971 20 June 29 81 575243 229 16

8856 10 June 2Lmiddotmiddot 32 80 580 ~ 7 1amp5 20 11975 16 June 28 33 80 565 212 211 19 i Imanaarcrerror of a differeJiii6~qiyroojn-1homQanyJo1dsof~~tw6-Yltii-+oti os - 3 ~Dushors----

I

~

ft

- 3$~

~able 19 - (Continued)

37~0 4

380 3

364 5

318 63~0 8middotmiddotmiddotmiddot314 12

341 7[327 9

325 10 J~

I3h4 middotmiddot12 3]5 n

~$~7 15

In1 17

29~4 14 ~

a74 16J

267 18

227 20237 1degJ

53509493491 479473-15244-7middot146433j27126middot12139939638$ 3943793793723563-123263r630~228~8

2712622Lh8Z4~7

6359~Z61616158~1606061i~6661605860585558506157564658605658

5334

3924

5051

294

5316fI8~i18

4045

2054tJ831393025Ii211129133155deg50

50495149494850

51SO50

4917

~I S1

564$ 16middotmiddot48lt53

48194948lt1617501545

15 14middotmiddot 12

1614

14gt 11 15

-131415

16 17 J510ismiddotmiddotmiddot13ltlEl13

~i~JP middott6middotmiddot17lt16 lt16-i5 ii

1$16

11 14

512

8109

11 Smiddot1014

1312

102

88

-129

14middotio

J2la

15 913 11

Alt

1514

1195211972121051210312104116691197412102121061199211956121011184411973

88561195011673119981196411823n87011871

625114-12

11975middot1197610094120001107711868

__n~_~2r l~~~j~~tlL6Igtilg Ib~ fgd]~Jvnyln6hcs) (EOrccnt) (ol1nds~-l-ri-~~u-shols) -----i

I

~ ltlO~l 2 i 405 1 i

standai-d error of a difference hetwe~n the mean yields of-any two varfetios - 19Zbushels---middot

~---~-------- --------~

Table IS - (Continuod)

- 3D -

Table 18 - (Continued)

276 7262 926-1 8

239 11243 1022-6 12215 13211 15215 13207 16182 -20205 17W6 18184 19

25 2) 43 5 52526 25 42 40 48527 25 42 60 47025 25 42 50 45224 25 43 5 44820 2Q 43 90 pound13bull726 25 middot14 25 t13~5-

23 21 41 50 13525 25 42 20 middot12~9

27 25 -11 5 middot2325 2lt1 39 10 U7

~ 26 26 42- 75 lt10322 2] 42 -50 38026 2$ 11 75 37625 2~ 43 50 37826

2~ t17 60 371

27 25 10 5 36325 25 44 80 36_025 ~ -13 5 31125 25 42 50 29~8

-26 25 45 80 297 28 2q -11 50 288

27 26 43 90 27526 26 39 60 26927 26 38 85 268

28 28 38 75 25729 28 -12 90 251

-ZS 26 12 80 24~1

27 26 39 80 21~1

10 IG 43 00 19(5

11950 1197411972121041199211952121031210611669119561196111999120001210111973li97011969121021210511673118411182311971119751197611977

14126251

1009lt1middot8856

----aJmiddotmiddotizcrogccr Survival D1e1r _ Rc)ight 1ecd rust cro

number Hoadcd Ii~1bullbullbullo L bull JLcld-----=-=--Lr-Fpcrc-6it 1f1y upo -h n--ch-os--Ircontj (BUSh91s)-J~~----I-

10090

100769391908396

10086

96100

98$8

10088806577

~ 8580

100 63

7677

10096

10098

Standard errorof a difference betw~en the mean yields o~ any twovaxieties - 536 bushels

41 _

Table 19 - (Continued)

Akron Colorado (Five plots)

12105 Way 26 23 545 lS212106 May 28 22 55~0 17111952 Wey27 21 565 14711972 Juno 3 19 57s 14711669 May 28 21 550 14111970 llfiav 29 23 500 139

88q6 May 26 22 560 13611971 lVlay 31 20 545 13511999 June 1 20 570middot 133118t1lf1 IYhy 31 22 565 13312103 Juno 2 20 560 13011S92 l~y 31 19 540 12612104 H~ 30 21 570 12510091 Juno 3 20 570 12512000 IVlay 2821 5middot15 12-4

6251 Juno 2 21 560 1l4n950 (ny 29 21 515 11Zl1S6l lihy 31 13 535 11212101 Juno 3 21 545 no11Sn Juno 2 21 535 10111823 Juno 3 20 540 S911875 lihy 27 IS 560 S112102 ltby 31 21 560 09

14-1 Juno 4 21 560 3911S60 Dune 3 13 550 C711S76 Juno 1 19 5middot10 G611673 ivhy 30 21 500 8511973 Juno 1 20 555 C2

I

11077 Juno 3 18 5middot~5 amp2

11956 Juno 3 10 =--i=5G5-r--~fiF--5=-3r__Stondord orroref Q difpoundororico betwoen bhomonn yioldsmiddotOf QIlJ two vC)riotios -Z09 0ushols

Seeded September 11 emergneSeptembor 17 1940)

I Height --jmiddotweight per=1~vCi~ampO9Cro-[1 C~Ic7llJ=lmib-=o=r----L --Datoh=o=ad=cd I ~ bushcl __-Z_~ __

(Inchos) bull (Pounds BusholS III

I

III

I

I

I

f

Table IS - (Continued

rorbCol~ins Colorodo1(Fjvoplots)

8

20

147

11181617

131012

85

1419

459503~

1734U415~

449

i

46-147547l4S9506459 433

- -- o---~-~- - - - ~--7-IA-V-QrccCtgc~Ocro-t Yield f

el no rDatQ-- - ~lield--1Avertlgc _1~lbii4~h~k=gt ~ush61s) ushels) 1

11(71 May 2D middotlD a GS3 567 1 Ii

llC70 llny 31 _ 52 O 640 523 311673 lvny 30 50 0583516 4 I12106 Iby 29 bull __ 51 a 570 111823 June 2 48 a 566 506 5li950 lviay 30 _ 49 a 560 54~ 2

- 12000 llilay 30 50 0 5601~105 May 28 j 53 0 5608$56 lvhy 27 52 7 557

11971 June 2 51 0556 12102 June 1 46 6 548 11973 lJby 31- 48 o 54311952 lvhy 29 49 18 537

-11975 lvby 30 48 0531iUi56 June 3 46 a 526i19n June 2 46 3 525~ii6S9 Fey 30- 48 deg 52111976 June 1 47 o 50611999 June 1 47 14 506il992 lJaiy 30 47 32 504

11811 June 2 48 18 lt199 12101 June 2 middot16 14 499 11-12 June lt1 48 32 182 6251 lvhy 31 48 1847411969 June 2 47 0middotmiddot lt17010middotj94 June 3 17 a 463

12103middot June 3 48 a 160 )1977 June 3 46 a 458

1196middot1 14ay 3C)middot 16 5 457 12101 iIay 30middot 19 0 MS

H bull i bull

StnnaDrd error of a diffcreiiCC ~otwccn thcmc(]l] yiqldOs of iinytvio voriotios =546 buShels

I

~

- 43-

Table 19 - (Continued)

scsperus ColorC1do(Tl1rce plats seeded September 27 1940)

Imiddot n~~rr ~~~l--=uigh ~

porRDnkbushel

I I ----- -~ ~ugust=- ltInches I POUoJds) ---

6251 10 4-1 63 618 509 2i llSn 10 ~ -12 63 5604 419 3

10091 8 l ~ 10 62 558middot B2 -0

ll673 middot12 62 539 514 1()

8856 5 J laquo 44 63 492 440 711974 9 42 62 475 443 4

12101 10 lt 44 64 474 12000 8 42 63 463 ~

12102 12 44 62 458--11823 10 lt13 60 456 400 1011976 12 40 62 lt156 442 5ll81fl 9 44 63 451 408 911972 8 flO 62 4t 472 3ll950 6 n 02 -134 399 II

1112 9 42 62 428 388 1211973 8 41 63 123 370 17ll969 10 12 61 418 343 1911992 8 14 62 -11-7 11999 8 11 6lt1 -n7ll961 8 lt12 62 n~

ll669 7 f bull 38 63 107 378 1412104 12 44 62 10412105 11 44 62 404ll956 9 14 63 101 374 1512106 11 13 62 39611975 12 42 62 394 367 18ll952 3 40 64 377 310 2011977 10 38 61 357 374 1512103 12 44 62 M9ll970 11 45 62 329 388 12

bull Standard error of a difference between the IOOan yields 6f any tWQvaJieties = 768 bushels

f

I

Table 19 - (Continued)

1- ~

t ~ bull

o14

AIDos Iowa (Jiourplots)

10094 69 588 288 403 212101 26 E86 255 fl1442 34middotmiddotmiddotmiddot 528 247 366 7

11950middot 51middotmiddot 554 221 377 -511999 middotmiddot 45 588 22111844 51middot 578 220 356 1111971 1-3 556 220 424 111972 35middot ~ amp72 208 366 711956gt 55 590 201 364 912103--- sa 587 195 11952middotmiddot 66 588 170 390 412104 ~ 64bulllt middot585 16812000middot t 579 16211669 78 S~r4 16-1 391 311992 10 573 16111974- 61 543 160 369 612102 2~ 598 158

6251 78 579 155 346 1311973 54 586 155 354 1211823 li4 544 154 357 1011970 28 5704 114 342 1411673 60 563 139 33 1511964middot 51 579 1358856 18 581 119 328 16

12109 J 15 563 9511977middot 6Q amp0 2amp2 1811975middot 71lt 72 299

_ J 17-

11969 86 ---- 57 270 2012105 13~- -_ 4111976 _5 32 271 19 l_

~~~df~~e~~let-~en

Standard

the yields ororyy two~6rieties= 249 bushelsbull-

error mean

- 45 -

Table 19 - (Continued) L~col~ebraslm

(Five p1ots~ seeded acpt01~er 25 emerged September 30 1940)

9

8

13456

715

17

161814

11131012

227221232225

1965186207

32~5 280 21t7276 272

--~l~till~~r gtti~~ - ~f~1-ei~~0 vre~-~TICJlV~ Jlvera~~clf==1 ~~~~_l~rvival)le~~do~rmpeIreacti~zrl_ _ J bush~l- ~~el~~ 1940-~L ~~1k_1

Pc -ilij June 1L1) -Wosf Bu ~Bu- I11950 65 29q4 22 35 568 317 316 2 I

11992 6525 25 34 557 3098856 69 P 20 3 36 592middot 295

11956 66 2pc 26 2 32 57r 28011669 65 33lt 24 2 34 564 26811844 56 25 27 3 36 568 25811952 702~ 20 3 35 58824412102 5626 27 3 33 57 7 22112101 61 26 27 3 32 568 19411973 57~5 26 3 34 55~(j 19112000 51 43 25 3 33 55~4 18610094middotmiddotmiddot 84 Z6 26 3 32 543 17411964 56Z6 25 2 30 51-0 17111971 74 Zo 26 3 34 518 154 11972 60~7 27 3 32 518 15111673 57Z5 26 3 34 526 118

1142 76 Z7 c 28 3 34 550 itG11999 46Z7 28 3 31 539 14612104 44 Z5 28 3 32 amp-10 137

6251 69 ~rlmiddot 28 3 34 550 13511970 63Z6 26 3 37 510 13~iJ12103 middot16~7 27 3 30 539 13311823 51~7 28 3 31 17-2 13211969 - 52 Z7 27 1 32533 13611970 13 ~6 27 3 28 195 12312106 41 35 25 3 30 510 -110111975 29 (37 28 3 28 190 6612105 29 AS 28 332 510 6SllSn 39 29 28 3 2810 55 174 20

I 1197e~ __~~ 29 28 bull 3 2747~~_54 185 19__1

Standcud error of 8i differ9nc~bet~loenth9rmoan yieldsQany1-wbV1arieties 298 bushels

l 1 and 2 arc degrees of resistance 3 and middot1 degrees ofsliscoptitbility

f

46

J

109 10

106 1191 17

120 994 15

106 ll101 1393 1679 2090 IS96 14 G5 19

Ronk~-

i150 2 t141 4

I154 1

137 5147 3 I

130 6

128 7124 S

Table 19 (Cont inuod)

AlliOJlce NebraSka(Thiee plots

C~I

number

12102 80 JiinC3 21 610 21312101 88 Jime3 3() 625 206

1112 88 JuneS 27 610 1$911669 85 June 2 20 605 lSS11972 83 JJine 3 19 615 lS712103 gO JUlle2 20 600middot 18~9

6251 75 JUIle2 23 620 bull lS~311973 87 JUiEl 2 19 615 lS111673 85 June 2 21 610 IS )12105 60 J~l 23 605 17910094 97 Juil3 4 18 615 18-511844 90 Jun13 1 20 EiOO 15~912104 middot83 JUfl92 20 595 15712106 $3 JL1Q 1 22 590 1511992 S1 Junel 21 56~0 15311964 160 June 2 19 580 119

8856 83 Yay30 20 590 13411999 88 Juile 2 17 600 13312000 ll8 JUIioZ IS 595 13311950 87 JU1Q 2 17 570 12middot2U969 90 Juno2 17 590 117nS74 88 Junel 18 580 ll6ll91 92 June 2 17 575 ll211952 M Juno 2 16 58middot0 1071+823 87 June~l 18 580 10311970 OS June 2 18 610 9911979 68 Junc2 19 585 8611975 15 Juno 2 21 585 B911906 ~3 JUne 2 17 575 061197 78 Juno 3 19 600 84

Standard error of a diffcrcnCebetwoonthe moan yi~lds of ~ly twovarieti~~ = 389 bushels

iL-s

- 47-

STANDARD EBROBS

Standard errors were calculated for each station as outlined on page 21 of this report

In table 20 will be found the number of plots t average yields and standard errorS for the unishy

form nursery grown at each of the 12 stations~

9-411512

7middot63575

132227237145

187321335205

265453474290

696 492 348 891

369 301 213 719656 5~36 379 1057

331 209 148 1279864 546 386 7329 Ll0 7~68 543 1228

353 249 176 1101

1 73 298 211 1234188 399 282 19~25

---_

Imiddot -l__Stl1daril er OJ opound a ---_== iSbgle~DifferOJ1Ce ~l 1

I plot between oeDLlS lfuSlio-rs=~rcenr

(Bu~hols BUshcs Ij

ITexns

Denton 4 1403Chillicothe 4 1501Bushland ~Irrig~ted) 4 3105Bushland Dry) 4 252i

OklahomaWoodward 4 3904

hJsosIvbnbnt t an 3 2964hys 3 3585

ColoradoAkron 5 1157Fort Collins 5 5270Hesperus 3 4416

IowaAmes 4 1599

NebraSkaLincoln 5 1710Alliance 3 1465

Table 20 - Nwnb)r of plots averGge yield and standard errors for the uniform yield nurseryat each coopmting station in 1941

NUmber -+---XVerageStation of yield of

~lots vDrietiesbushels)

SUIJlifLBY OF NUBSERY YIKLDS

The yields of the 30 varieties of winter wheat groW1l at 12 stations (13 nursories) are

sWllIIlnrized in table 21 whore ~he varieties are listed in order of the 13-nursory average yield

These avemgcs arc of int erost only insofar 1sthey shaw the generai adoptat ion of the vcriety

A more detaile~ study is possible i as the vcrieties also have been Dvercged and ranked by Stotes

Pmmee hDd the highest aVerage yield in 1941 rhis v2riety rankod first in ~exns ol1d

f Nebr1ska sixth in Oklahoma and Kansast f()(rteenth in Iowa ord seventeenth in Colorodo In 1940

Pmmee ranked second in the nursery and again made its poorest record h Coloiiado Cheyenne x

Tenmarq (CI 11972) rnnkcd second ~~ing its best record in K~s~s ~his strain ~id the highest

average yield in 1940 Li third place WC1S KalTv2Je x TOl~rq (cr 11950) a wheat that ros been

high in yield for sc)voral years in spite of a tendency to shcttor under certain conditions

KamiddotNalO x Tenmarq (CI 11992) rOJked fourth culd KDxNnle x ~e1llIDrq (Cel 11956) fifth ~he avo

rage yields of the four leading varieti~s differed vGry little It should be lintcd out that

tho first tlOlve vorioties had ~oxmrq as one parent In this sune group four varieties rod

KmNale os one Drent DLid i~1 three cases CheYOJu1e laS used in the ClOss Eighteen hyblid strnini

rI

IrImiddot

I

bullI I -- per acre Iz IN1rm Iemiddot Iowa eP~1rP CoIOrte1o pound ~

ii C~I I lIuh- 1 I I I I I I 1 ~ I I I J 13 I=~ i 1Cldl-1 1IIiu1 1aIIilble- JIBIIIlIOOl1-middot~ 1AIlbmkl ill8$iLi_ AlU-A~ BamkJori aAllnDdleit- Ae-JIaak1 I S~ 1 u- DIF (rnc~ -- rampampel 0middot I colin aileerace middotJCol- i tPenalftCllI lut1eot1IenAllid)_ I ~ bull I bull 0 I I bull UD I Imiddot I

I

III

Jampbull

I -

iftliaart errOl o~ bull _ (1IuIIelII) 132 227 1115 2- 096 21 3079 211 1middot16 211 2~12 116 86 1118 5middot1l 228 0 080 J I Is~ error ~ bull _ (~) 91l1 1512 515 16 5005 1middot91 11910middot51 639 1101 12- 19025 nll 132 1219 ~2I 6JJ 11l II I

- 49-

ronked obovc Faxly Blockhull ond 21 nere obove Blackhull OCld Nebred Again the Hope crosses

failed to give good yields as Hope x Tuxkey 1069 rmkcd cightcenth Hope x Cheyenne twenty-fifth

Qlld KlJlred x Hope tVlCllty-ninth In the 1941 nuxsory three strains had [werage yields lamr thDn _

Khnrkofchock

Tvrenty varieties have beon grovm iE the nuxscry for the 2-yccr period 19middot10-1941 Clt 11

stations vlith 12 nuxseries These dnta are presented in tob~e 22 lhcre the yields are avoraged

by States and the vC1rietics are listed in order of yield at all statiolS Cheyclmo x Tel1m~tq

(C I 11972) bad the highest avercge yield being consistontly high at 011 sttions excGIJt in

IO7au1d l~ebrcsko uhere wintorkilling wos heavy KavJValo x Tenmarc (Cl 11950) roikcd second

and PmJnee third These tvro strains had consistentB performuncos except trot Pavmee roc1ked fifshy

teenth in Colomdo Kawvale x TC11lIlurq (Cl 11956) ro1ked fourth COlIiltlIlChe shth 1hrly Blachshy

hull tenth and Black~u11 tvmlfth Nebred and warkof hnd avcroges considerobly lovlOr tlmn the

earlier vcxieti0s Etrly Blockhull x TollJDXq (CI 11952) hod 01 IverG-go yield considerably

higher Uwn Fcrly Blackhull In spite of tl-Je viintcrkilling ct the more northern stations grom1g

nurserios in 1941 tho oorly lalf-rustresistCJ1tvcrioties rlgcin rere at the top of tho list

for yield

Dato for c1klXocters other than yield cxe Qvorcged and presented in table 23 Since all

stations did not report the same datathe number of stations entering the averages is shawn at

the top of each column

Winter survival data show Nebred to be the most hardy variety in the nursery TvJO KltUlrea

Hard Federotion x Tenmarq strains (CI 12105 amp1d 12106) proved to be rather tender The rest o~

the varioties lu1d survivoJsthnt variod aver a I11frOVl rongo bull

Farly Blocld1ull is still the earliest vorioty in the nuxseryAt cleven sktions ipound 1VG-o

raged two days oarlier in headbg tlJDn Ebrly Bladldlull x TenmGrq (cr 11952) and three days

earlier than ChcyoTJ1Je x Thrly Blockhull (Cl 12000) Sevoetecn hybrids in the nuxsery rod rnv~

rage dates of he1ding e1Tlier thlt-n Block1mll ~Xkof ws the latest V1rilttty in thG lIllrSor

This gives a clear picture of the empmsis being ploced on cCXly vrheats in thoarea Ripening

datcs bring out about the same differences Qlthough the sprood is not so grect

Height measurements vcre reportod from all except one nursery and the averages showed

KltmredJhrd FederCtion x MiIlJmrdi-Mintuxki (CI 11970) to be the tallest and Hope x Turkey 1069

(Cl 11964) the sholtest athel vaIieties shOUwd very little differcl1CQ in averag0 height

Lodging data were reported from four st~tions )J1d indicated some differencesmiddot ~he weak0si

strawed vrieties were l31ockhu11 E1rly Black1lull and CheyeIlile x ]1rly Blcckbull (Cl 12000)

The IGastlodgir~was reported for Nebrad Ivbrtin x TOJ1PlOrq3 (CI 11823) and BltLckhull x Ten

marq (CI 12102)~

--

faltb ~ -~ of Bence Fie14 of ZO wbhr whea YUieU cr- ill _Uelll Fie14 _erie bull U aUon in lla 1l8I4red riDur whea 1eC10nbull 1~1

a I t llpllle1 pH Ia I I Jtpe Pr I Japmiddotu COXon4lp I Ina f - 1tratIla ~I bull I I IJlaU-Illpell-l I I I I I I I I I I I I I I I I I 2 I

1 t 8Iie7 or I 01 IDa- 101l11l-1 1Ul41 1a1llAn- lBultI1J~III lAy I Ihr I Ay i a I Ir IAlA-IAy I I- Ia I _811 on I cohe(IlIi+(Drr 1l8p I - IftIlll 1lIuIk1~I_1 daDk 1001- 1p8n81 ZIJaIi-IJIaDJt I aohle I r-BaDkIUle Ia I I _4118114) I I I I I I 11M I I I I I I I I I

IIq~n z 8uaIq 1172 ~1 205 29 11 232 3 40 1 ~9 32~ 31tmiddotl 3 506 ~12 1Ns9 3 ]66 7 221 15 I bull 312 IlKarial i arq 1150 2O1a 151 281 19middot1 20 bull 31t l 1 352 386 1 ~~ 9 ~7middot2 5 middot7 5 llmiddot 10 211 t 30 I11_bull 11669 25middot~ 21 32middot0 lbullL2~5 I 31middot0 _o~ 29bull9 311 ~

3Tbull1S 19 ~ -~~l ~ 271 ll~ ~1_ I

llawnJOZ aDUlq 1156 21middot ll ~1 16 235 2 36~ 5 31middot3 30 ~lis ~~ ~3~2 13 280 bull 9 i

llured-IIuIlJe48laUonz8uaIq 11971a 2115 162 middot3 162 203 10 38middot0 3 2 ) 561~ 50middot5 2 369 6 2001 120 16 13 291 IIaouoie 11673 252 21middot3 236 16 217 ~ ~7 9 350 29 5 bull ~-6 5~515 1 5 1 22 l~O 1S1 12 29 IllallJ B181llt1ml1 Z auaJq

~=281 176 23middot1 15middot5 211 6 1 2 3S~ 31middot1 2 7~5 ~o ~ 19 0 272 106 I 7 291 I

lIaIlIet Z Blackmll ZO 11 269 169 206 9 JIJbullbull 6 1lmiddot7 ~ 210 lis 7 10 356 11 276 12 ZO~O ~ 212 I I

IO~lIIIile Z aazq 11~U 19middot 21 290 15middot0 21~2 5 ~o bull 6 276 30middot6 7 ~ ~0~7 11 35~ 12 2 1~bullJ 5 bullbull1 I~1ulJBlacldml1 IS 25middot2 18 1middot5 11 1middot3 12 llmiddot~ 12 6 1~ 260 12 ~9 0 ~o 9 32middotmiddot16 32middot5 lG217 1 269 I

1~1Di ellMIq 1112 middot215 181 26 lla ZO2 11 32middot5 io 261 226 2~1 11a ~6 400 ~5 bull t 7 10~~

1011~bullbull 16 265 I Blokml1 6251 21 llal 21 10 17~ 15 2S1 15 211 ZO5 2~ 15 ~ 509 ~7middot1 ~6 l 17 11 26 Iilaprell-llull JederaUonz II1Ilha141- IIi lIiDUrId 11970 196 10 211a 12 11 l ll 12 26bull 262 26 11 52 l Zf-l li 1~ 206 l 120 ~~

260 IIJ~_ a011iDe eleoUon 119n 182 12 22- 5 156 19 31middot5 11 ~bullbull middot215 25middot71

~~ 1 ~ 1 221 1 1 260 1Ie_et 1~ 221 102 21a6 10 169 17 - 267 18 2 186 218 19 ~t ~~6-11 110 2 2~2 128 18 11 ~~ lliope Z alureilD 1~~ 25 1~2 290 17middot0 20~ 7 27 19 27 26~ 27110 1a52 ~ ~ 18 27~0 20 18 1 1 18 7 IlliieIkof 13middot0 111 2 1~ 15 20 271 i7 27middot2 12 227 11 ~7 31 1 1~ 36middot6 7 225 150 11 bull 2~ IlIaDJoe4 Z Iope-Bar4 JeIlerUOD 1115 2middot3 12 2lJ 106 170 16 29~ 1~ 260 21~ 2middotZ 16 ~7~1 ~7 1 15 ~9 l1 12 0 li ~7 23middot I1bDie4 z IIope 11976 212 11middot7 250 12middot5 17middot6 lla 27middot~ 16 25middot7 215 2 17 la 2 ~s 12 27middot1 19 18~ 1~9 12 1 2 IICClllp01Ul4 orobullbull 11971 1~9 11 26 16 15 18 22middot7 20 20 207 20 20 1 3l~ rlmiddot 20 212 18 11 5 10 20 21_ II l-

~I

-

Leai rust

Varieties roving

- 52 -

reodings were reported rom five und stem rust reodings from twomiddot stotions

low re~ngs for both diseosos were Jomiddotllee KvlVole x T~qmiddot(CI 1195Gi)

Hope xT~key 1069 (CI~ 11964) Hope xChcy~rme(C~I~ 11969) und KovNQle xT~1IllQrq (9I

11992)

Kernel plump~Ss data were2e]orted from two statio~ aha these havegtbeen averaged and

DATA mOM TREDlSEASE mmsmus

Bmfr NUElSmY

For convenience tho doto from tho vniform Iilinter nhcot bunt nUsery ore includod in this

report Tl10se dnto (table 24)Tore ~ecurec1in cOQpcr~tion with AgroiJqmist s O)ld Potllologists

working in the area

j

f

1

- 53

UNITED STAT1S D]PAaTMENT OF llGRICULTURE

Bureau of Plant IndllStry

SUMiYIbEX OF THE GBElu PLAINSmiddotUN1FOBM WIhrm~ BUNT NUESmY 1941

By HI A Rodenhiser Pathologist and K S Quisenberry AgronomishWheat Investigations TIivision of Cereal Crops and Diseases

The uniform winter wheat bunt nUrsery for tho Great Plains area wos continued in 1941 inthe same manner as in previous yeaxs This report presents 0 sumnnry of the d1toobtoined in1941 together vlith lbhe averages formiddot the vaxietliies grown dUring different periods from 1932 to1941bull

In the fall of 1940 50 varieties and stroins of uinter wheot were SOVl1l in duplicotC8-foot r01S ot- ten stotions in the GrCtJt Ploins and ot BozemaJ1 1bnt KecrneysvilleW VoBeltsvill e M4 and Logan Utah BeCouse of unfovor2blc environracntalcolldit ions for bunt Jonshyfaction or subsequent plont grovrth no cL-m VlOre obtolned in the nuDseries seeded at- Lincoln andNorth Plotte Nebr and at St Poul Ivlinn ThedJta from 10 nurseries axe averaged The SllUt trot developed in the Logan utah nursery was caused entirely by the so-called dworf bunt orgOroniso and therefore the infection pcrcQntltgcs ore not included in the averages for other stationsThe nurseries included vorioties that hud shown resistw1ce in previous years and Igtromsing nm7strJins supplied by sevotal of the cooperat ing stat ions

Inoculuo for nost stations inS obtained fron the previous years IfUrsery at that stationby selecting bunted heads poundroD all infected vriGtics end froD collections DQrle froD faroersfields in the State where the test was made For the IvWiliatGan eXperioent the inoculum laS acomposite of racos knovm to be present in Kansas For the Kearneysville and Beltsville teststhe seed was inoculated with a cotlposite Dade 1lp of inoculum frOD all of the other nurseriesClean seed vms planted in the Logon nursery Q1d infection resulted fron the soil bormc organisn

The vurieties axe listed in order of the avertge infection at the 10 stations Thesemiddotaverages ranged fron 01 to 671 percent The average infections for SODe standard varietieslere as follows Ridit 20 Relief 26 Hussor 32 Minturki 91 Yoga 95 Nebred 103ond Oro 172 Of the susceptible check varieties Kh1Xkof had an average iIlfcction of 360 Cheyenne 39bull0 Quiviro 518 and Chiefkwl1 671 TJO hybrid strains hnd averogo infectionslovler than Ridit These were Oro x Turkey-FlorQamp1Ce (F9) and Hussar x Kmred (CbullI 11989) Fourselections fron the cross Hope x Turkey 1069 bad aver~ges 10Ter tlDJ1 the porelit varietyTurkey 1069 (CI 10016)

At the bottom of the table are shovm the average infections by stations rhe heaviestinfections with inoculum other than the dwarf bunt vmre obtained at Bozeman Ivlont Fort CollinsColo and lviurJbattan IWns A study of the lbnhattan Akron Fort Collins ond Bozemun dda gives some indication that different races mltJY be present ot these stations The behavior of thevarieties at Logon is of interest in thlt some of those eorrring rOpoundistance to the races presentin the Plains are also resistant to the dvrnrf bunt present at Logon In other cases strains trot

are quite susceptible on the Ploins see~ to be ~oderotely resistent ot Logon

Longtine averages are shovlD for vorieties gr~m for more trAT) one ye~bull For the period1932-41 Turkey 1069 (CI 10016) Nebred ond Hussor hcvo the 10middote st avero~es For the 3--yeorperiod 1939-41Hope x HussCX (C~I1l834J Relief 2nd Hepe x Turkey 1069 ~CI 11964) hmiddotweshmm the nost resistance Severol of the vcrieties trot mve beon highly resisttnt in thesetests and are othervlise agrononica11y desiroble axe being tested llith individ1U11 races tht havebeen identified in all of the wheot grovling areaS

bull j

i

86

j 1O~106101

7middot96

middot_----~----------------~~-~-~------~--------------------

rI

55

UNIFOBlvI WINTER vrnm RUST NURSERUS

In t~bles 25 ~~ 26 ore presented dQto qn severity of le~f~rust md s~g~~~t infection

on the 30 voxieties qf winter vThed grown Ll rust obss~tion nurseries t~ltgQgheIJ~ tho oountry

in 1941 These nurseries Jre LUintained froD yeor to yecr ~s part of n J1Jert ~elQUrQh progrno

corried on Ll coopcrotion ui th agronorUsts and patll010gists erployed in the ~evoru Stdes CODshy

cerned Lcter t 0 cooplete report of these nurseTies ui11 be issued 8c1d th9 rust percotCges my

not agree ent irel rlth those presented here since the clto sItovm in this less de~oilecl raport

include only figures for the severity)f infection

Differentiol dato for leed-rust hlfection -rare obtdneclfor the vcriotips ot 20 stotHJlS

(toble 25) In cnlcul~ting the over~get Q trace (T) ~ns considered2s equal to O Aoong the

seuihJrd whects Hope x Russlr (CI middot11682) Hope x Konvde (CI 11959)~ ~lcl Red Rock x BGpe

(C o 11821) Ind the lC)VTest ovemge infoctions Of the lnrd VIhBats IIt-uqui110 x Oro (CI 11979

and CI 11851) t Hope x Cheyenne (CI 11969) a1d tavrvnle x Tenrnorq (CI 11956) had averoges

less thaR 20 percent In the snme tests susceptible voriotieshad aver~ge infections of from

60 to 715 percent

Stem~rust readings showing differential reaction wore raported from 13 stations (table

26) Among the hard wheats the mosb pronoun~ed resistancQ vJUsmiddot shovm byHopb x CheyOJlIle (CI

11969) Hope x Turkey (CI 11964) Mnrguillo X Oro (C~I 11979 Cw1d CI 11851) t ond R-044shy

Minturki x lVJinturki (CI 12022) Of the semihard mGQts Hope x Knvrvole (CI 11959) and Hope x

HusstX (CI 11682) md low nveroge infections

Toblc 25 _Severity of 1e1 rust infection on ninter nheQt vQrieties gravm in the Uniform Rust Observation Nurseries in 1941

VGriety or cross

~

5355 302 50T+ 25

15 305 15

1 70T 501 65T50T 35T+ 10

T 301 50

1 65T+ QOT 5o 10o 1 T 25

0 25T+ 30

T+ 30T+ 45

433131054 4128

30 13313~3

806570

70 36765 11975 56770 46460 24460 26140 180middot25 15835 15465 21865 190

170 261

80 63 080 71535 35880 64910-63 390Q5 8HO t9 010 t5a I1099 OJ

15 117 m15 124 I

65 245

B565

100100

6520202540202515

46 SO10 50609025 5T 10T 70

2S 1525 lt1585 6040 80

T 255 40T 25T 255 Z5T 25T 10T 20

251015

TTT

20355

2010

15203030

52020

101010

1

30 25 80 - 9025 60 80 9015 5 80 8020 65 80 9020 -40 60-8Sshy20 85 90 10030 40 60 9010 T 25 10

1 T 20 105 T 10 20I T 10 20

T 10 40

70502060eo6070101015

510

753075

55

10

106080704030401510102015

9595809595959020

5Q

5070

7010100102010

100100100100middot

75202020

T55

20

30506030104020

TTT13

503080TTT

75 5060 7060 540 8070 middotmiddotmiddotmiddot6065 9085 4040 T

3 23 2

25 T20 20

25351575T5

JO30504040252020

55

103

9090gt9595Sfr80857570657030

8585

51060G5

8090

70207580556570551095

2525402510

TToo

oT

402585-~

T

-

85100

254065shy6525

5T

3T

10

3525middot9590

52525TT

105T

759510

10085

10075

5252

15

5060

100TTT

35

2525

325

3T2T

3

225615

115

5

)5252010

5352middotJ

515204025

60 7560 9510 545 10000 100Z09015 20

5 55 T

30 T3 T5 T

355

75T5T

7590306585-85452010101550

1530

57

1055

-0ooo1+

607075551045

51020656065

40755580755520

3551

20

T122

5211T

502510

253010152510

51TTE+5

TTT5

51020TTT

152025101510101515201015

50754050404020

T

fSoit Bed ~hignn Amb er 5620 751 TiUIllbu11 5657 80~~tDcnton 8265 50ti bullbull M(3Jster 6471 90

~tmiddotgtoiit~~~ioncon ~f~ ~gampi Purdue no 1 11380 80r~WijDas1i 11384 60t middotEUitzsel x Hungarian 11849 50~Fultzseh x HungaXion 11850 45~rbulll ~tz sel x HuDgorian120l7 30)middotFultzsel xTJWIlbull 12018 40

~H~eHt~=Redmiddot 4843 50~l Kawvale 8180 ~ 35 I~nt~~i 6155 50I Hope~Hussor 11682 20 HQpc~ KuwvrUltl 11959 20

Red~o~k x Hope 11821 35

atI~ ~ep7 51 A6 I~liiiiibda J 50 Tcnmarq 6936 65

Kharkof 1442 75Mala~of 4898 80Comanche 11673 40

I Pawnee 11669 30 Kawvale x Terimarq 11956 35

Marquil10 x Oro 11851 50Marquil10 x Oro 11979 30HOpe x Turkey 1069 11961 25Hope x Cheyenne 11969 20E-41oMinturkix Minturki lAJ22 70

~ -l

=_---~------------ ~----------------_ --~~~_-~~~

Table 26 - Severity of stem rust infection on winter wheat varieties grom in the Uniform Rust Observation Nurseries

11lJ~J

in 1941

----[AverC1ge for I13

stations I

I519467500515492538 j488566 1

558 CJl591 -J

535 I-

535 j

467 j

290 219 i

5-919 ~

318

18320028828513818613~8

4429220511

1

)

--~---

30 100 75 T- 30 100 65 65 20 65 2035 100 80 T 20 lOO 65 60 15 65 1530 100 80 T 20 100 65 70 15 65 3035 95 85 5 20 lOU 65 70 15 65 3540 100 70 5 25 100 65 70 20 65 545 100 80 5 40 100 40 80 25 60 3545 85 80 20 20 100 60 70 20 60 1550 85 86 10 30 100 65 80 20 80 4040 90 80 20 30 100 65 80 20 70 5050 100 88 40 40 100 65 70 10 80 5035 100 90 10 40 100 65 60 10 70 4555 90 85 5 WO 80 60 5 70 40

10 75 90 25 FO 65 60 5 65 T10 90 40 10 15 90 20 15 2 25 25

5 20 60 T 15 80 15 20 5 10 10T+ 10 T 0 25 5 10 1 T 20

15 T T+ a 5 5 T T 0 T T10 60 0 20 lOO 25 45 15 25 -10 3 25 10 20 90 5 -~ 15 T T20 10 25 0 15 75 20 10 15 T T25 - 15 55 0 30 100 25 20 15 l 10

5 20 60 T_ 20 100 25 25 25 T 1020 T 20 0 15 80 5 T 5 T T20 5 45 0 15 90 10 15 5 2 T15 5 10 0 15 90 10 T 3 1 520 5 5 D 5 T 5 3 T T10 T 1 0 5 10 T T 2 T T

5 5 0 0 10 5 T 1 T T5 0 T 0 0 T T T 2 T T

30 0 2 0 10 T 5 2- -T T

0 e IMchigan Amber 5620 40 65Trumbull 5657 2 50Denton 8265 10 65Fulcaster 6471 15 65Ivioditerranoan 3332 5 70Minhurdi 5149 10 80Purdue No 1 11380 10 50Wobash 11384 25 65Fultzselection x Hungarian 11849 20 60Ful tz selection x Hungarian 11850 15 60Fultz selGetion x Hungarian 12017 10 6~

FultzsGlection x Trumbull 12018 2 50SBmihard Red

HUssar 4843 T 65Kawvolc 8180 T 35Minturki 6155 T+ 45HOPe x Hussar 11682 T T

HoPe x Kawvolc 11959 0 TRed Rock x Hope 11821 T 50

Hard HedtKnnred 5146 0 60TeIlll18rq 6936 T 70Khurkof 1112 T+ 75Molukof 1898 T 80Comanche 11G73 T 35Pownoo 116G9 T+ 35rowvule x Tonmorq 11956 0 25M1rquillo x Oro 11851 T 10M1rqui110 x Oro 11979 T 10Hope x Turkey 11964 0 THope x Cheyenne 11969 0 TH-44-Minturki x Minturldl 12022 0 T

Is ft R d

Variety or cross

Ii

~bull~bullbullbullmiddotbull1

~ ~

J

-~

rmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddot

~

_23 -

078

4~97

132

568

1~80109

917

of 2 00Dl1bull oIIt

Stondrc1middot prror

StU1d1rdprror of 0 Doar

Toble 3 _ SUOJ1Llry of overogoy~el~ of tho uniforJl lirtox ~J10t vdobi~s gtQJn iyenl~p1(rt~~sts d 5 stdi02S hi tlO southori clistr-i~t 1941

j --~middotmiddot----------iif---middot~middotmiddotmiddotmiddot 7W+g~ro[Cfr--fnbusroi~~t ocr

1e ot i ~I_-~--II

1lXioty or co~s C I tliITli ~i d bull bull Avorago

I~lili1bormiddot Denton I cotho_ Busll~c4J La1iron- IVoodvffixd _--_____ i

K~iVolO x TOIlnIq 11956 86 172 397 4~H2 42middot~l) 273 ilmmoo 11669$9 13~236~8_ ~6-342~ 7 25~2 IComnehe 11673 110 101 333 ~16 388 250TOIlIlUro 6936 74 165 299 267 3-88 239KDNDloB)80 48 74 303middot 287388 220Chidkon 11754 52 129 32bull5 205 302 203Jlhrly Bbckbilllmiddot~middot8856 66middot 1O~8 IS~7- middotmiddot242284 17 9

lKmrod 5146 48 57 268 219 249 16-bull8~1O-rkof 1442 29 77 245 199 241 158_Bl_1C_kl~ulh- middot 6251 54- 100 19=1--~~15 bull~1~_----29~bullO__ 157

bull of bull

(bushols) 114

(p~cont)~middot 199~middot~ --

In orelor to SO7 tIle _b ellevi or ~f the vriotios for C SOtlOTJtJt longerporiod f the overCge

Palm-ee 1Ccl tho

~~o varioties are listod in order

~ yiolds for 1939-41 ~e sULlrnrized for 9 v~riotios ir- toble 4

of the roiC11tccl ovcr~~g()yield bosodon tlie rsuHs of 18 sktioryo~t tests

highest over~ge follOTed by Cononche CHCfr[lll ond IenrJLrq EJlcorkQt Co-1dmiddot Ifru~edInd the lotost

overage yiolcls The oiler ofmiddottilO lec-cling Y~~rictiGS is tle sene -os for the 1938-40 ovoroge e~

copt thd Tenrrorq m91l lQl$S lJigh0rthik~Blockhul1~

tests at 7 stu-Toble 4 - Su-rnory of over-ge yi~icls of 9 winter wheot viUieties gtown in plottiOllS in the southern~district for all or 0 -flart of the period 1939-41 =r SEelspmiddotr nciE --I

Vnrioty CImiddot ood Weightednumber Law on vrrd nv~~_ __ ---~----=~_--l

NulI1Poi ofyc0Xs grown 3 3 3 2 3 2 2 PnwIioo - 11669 middot205 190 - 1S-8 244 360 175 396 248Comrincho bull 11673 231 - 177 169 26-7 327 183 387 2t4Chicfkun middot11754 middot213 -172 bull 170 214 315 170 367 228TOI1JllQrq 6936 193 199 150 245 304 167 337 224

Blocklull 6251 1S-5 180 132 183 292 176 389 215Krwivcle 8180 174 152 155 234 296 305 21-03Ebrly Blockhull 8856 19-8 i81 136 206 286 192 294 210

J Klmrkof 1middotl42 148 150 135 200 27middot1 16~0 344 196W Knnred 5146 middot172 158 142 220 273 151 186

I~

Formiddotthe cCl11rcldisttibt ampitivJere reported froD Sixstt1tionsmiddotin 1941 (tob165) ~ho

d1ta orcfoirlycbn-sistcntoxclt1gttinmiddottho Coso ofNorth Plotte~ Pbirio6 ruJked firstuith un aveshy

roge yield nc~rly 3 busholshigher tlk~ Coonncho valieh ranlod second Cbie~~~ r~ed third

Tenrnorq fourth ond Choyenne fifth Nebr6d Bkiclrllull nnd Khotkofvlore t tho bottQm Qpound the

listbull In ViCIl of th0 ambimt of wintorkilling ot sorie of thcsostbtions thohighoverJges or

Povffiac and Cornncho weve 0 surprise In toble 6 the avorgQmiddotyieldsfo~ Jdh6 lost three yo~rs

h

for nillltl voxictics grOVI11 at six sbti Jns ~e s~izcd~ lotIlCO rolccl firs~ ~ayipg on jdvontogo

in yield of 14 bushels over Conll16he~ In third IJIQCc TcS Chicpoundlm1 foli~ved by Tenmrq and

Choye~o Korlred and Kharkopound l1odthehciWest ~vcr~cgc yields fOr t20 periodbull

Ta)lomiddot5 ~ SUDI~117 of~voiogo Yiold~ of tho uniforp winter whoet varieties grovm inp10ttosts~t 6 stctions in thcoOl1trcl (jlistrict 1911

) ~

B-- - Avr~go-riTld hb~Sle_ltrDlrO JiT--E V~ioty ~ Cmiddot Imiddot ~North Jvergo

______ ~- middot_p~lb~1ihJJ11[~ttan HrlYl-lC)l~1LJ llkron Li_~~~E1Pl~tte __~_

PavlIleemiddotCOIDiJnClle ChiefkanTenmarqCheyenneNebredJ31ackhullKlmrkof

11669 314 42~7 410 15211673 ltl96 406 375 185

11754 263 35bull 0 367 1646936 239 350 386 1598885 281 2p4 342 12-9

10094 220 259 346 1186251 233 236 326 163

1442 187 249 331 120

-

2981521921511842007

15911~6

108

435

Standard error of amean (bushels)

middotStundoFdmiddot eriorofti mdbD (percent)i___~__ _---__--_-~ _

Table 6 Suttlcxy of avorcge yiclds of 9 wbter yheat varieties gra-min plot tests lt 6 stashy tions in the central district for all or r1 pert of tne poriod 1939-41

middotf + bull bull ___ _--~~-------~-f-m--

middot-V~riety CI li--~yerrg~1t~1middot~__~l~$l1el~

1______ nuober I$lbnhattan EnyUQolby l-11lk=middot~ran~~middotJ===L==-=--~==w~1Humb0r of ~rc~~rs grom 2 3 1 2 3 3

Pavincc 11669 318 246 410 110 251 129 225Comcncho ~ 11673 91 i44 375 135 186 145 21-1Chiofknn 11754 281 ltl27 367 131 200 161 211T~q - middot6936 26S 21~8 386 12 175 144 199ChoyeIL10- 8885 270 160 Y12 lO~7 202 190 197Nobred 1()j94 252 176 346 10~5 184 194 194Blockhull (3251 250 16~7 325 125 187 158 18-8KcUed 5146 228 16~6 352 108 172 185Khnrkof 1112 i 21Q IG1 33~1 9~3 151 169 172 i-- ---- --_ ___-__-

~~le Yields obiinedin the nciJftperil~istrict ia 1941 aXe prcschted in table 7~ Ihtn wer9 1- ~ -

i-qgtortod froq 7 sktIcii1s YTithfour v~-iriotiQlpeing grovm illliforuly For the average yiolas ofbull I- i- bull

ti~se sht i~S J iun-irdx lii111nrdi (d~i S8SSS 112a 0 Slight~dvLntigemiddotin yield fo11oel by Yogo

Ivhrr1in und iilinturki in the order I11Jledmiddot Excludimiddot~g the d~to from St Pul 2nd Gr~1d Rapids from

tlO aver middotgQs iunrd x 15illlnrdi (C ~I ~ 8888) rDi1ked first IDirkOfseCOl1d ai-id Yoga t~ira lviil

turki nd LVJcIIlL ~Dd thcloues~lt1vmges ~1 though tllO sprc~Jmiddot b0tv~Wen thomiddotmiddot highest Clil-d lOVlost Oye-

r~ge yields RS lossthl+twobUshelsOvwro3-yomiddotr period ~ot 6 sttions (t~b1e 8) Yog0 Cild ~ - ~

N~bred hcl the SDO ov~r-ge yi old cl9sely f oii6lOel by 1Jiii-~ra x UlinlltJrcli (C I 8888) mel Kl~-crkof -

-~

h

middotmiddot 25 (If

j Table 7bull SutJIDary of avercge yieJdp middotof 7 varieties of vtiilter heat grOJIiriplot tests amp~ 7

stntions in the northern district 1941 _ J

C1Gie ago yield inJ]iyencr exe a middotmiddotycrag-neIdVarictyorcross ci~ 1- St Grol1d 1orJ- oze- lVJOe- T-~ b sti11

-=- __ numocr hioscca p9u1 JEbpid~ dan IlDJl casin vrc tions tmns=J

Y1iIJrd x Minh1rdi 8888 167 214 24~6 35n 32~9 382 225 273 291KhJrkof 1442 gt66 ---- ---- 364 397 374 250 ~---- 29~OYogo 8033 87 175 242 379 308 40~ 247 263 285wmont 6700 Oi2 _- --~ 382 387 381 58 ---- 282Hobrod

10094 90 364 357 368 214 279-

Minturki 6155 101 179 2312 333 316 38~6 244 256 2761hrmin 11502 18~5 200 ~~- 367 30~3 32~~_181~~59 _2~_

~

StondJrd error of 9-moon (bushels) )44 207 218 296 279 102 092 O 7~ 091 St~ll1dDrd error of ~mcan (percont) 1258 1317 877 820 791 2 68 383 338 352

------11 Excluding St Pbul and GrciidR)pids

Table 8 _ SUrnrDu-y of CvorL1g~ yields of 7 wintor whcnt varictics~0vmii plot tests at 6 stashytions in the ortherr district for 011 or n part of the period 1939-41

ifoight-Cd~ bull bullbull lt

I - d ~r~~101s Pj-ClO 2t -VJXiety or crQssgt middotmiddotCbull hor-I Boz~ iIoecj )ve- I

= i 11Uniber vifasocn iclcn-L-L1DIl I sin Ehvr_o r~ 0____

llfumbor of ye2rs grOqn 3 2 3 3 3 3

IYogo

87 L1509 199 298 8033 353 360 311 iNebrod - 10094 345 116 396 493 263 180 298Hinard x Minhordimiddot 8888 366 905 355 457 290 178 292Klinrkof 1442 308 92 383 494 277 200 292Karmont 6700 80 362 494 282 202 284Minturki 6155 316 97 349 164 285 184 283lvllLmin 11502 349 135 359 404 246 154 275

States

In scvorol of the StG-tcsthero lore two or more coopdr-diing st2ti-Jl1sfrom vThich date Tere

rocoivod- in 1941 At sono of theso stations only the unifort1 voriotiosmiddotmiddotiere grcim Thilcct

9thors aMit ioriaJ varieties were included It has been the practice to sUlIlt1arizethe middotdiitiJ by

St-tes by averaging yields from all stations within a Stato In ]941 more thun onc stntion reshy

ported data in Tcms Okluhoma Innsas Nebraska Mim1Cs0ta arid Montonn and summariltls wero

~ mnde up for thoso

In TOlqs lmiddotyoriejie~middot tero grOim at the threo sktions (Ina tho averoge yields oxo shown

in table9 middotKrlIN~O ~T9nparq(CI11956) lvbrlin x Torunlt1Xq3(CI 11805) Fameo 2LJd COIJQl1o

che hld the highest oVeroge yields For tho yo_Xs 1939-41 includh1g9 siction-yoors Pan1eo

Comanche me l~rt~l x ~cnr1IJrq3 (cr 11805) rll1kod the highest

Tw stptions rcportQd datg bOk1~10Ila in i941 (table iO)~middotKmmiddotIvnlox-middotTonriarq(Cl 11956

raJlked first COIp1chosQcond pndJawnce third Foral1or1i POxt of tho ~pcriod 1939-41 5 stu

tion_Y0Qrs Pamoe 1115 had the highest DVercgc yield follOlCd by CoCucho and Tenoarq

- 26 -

Tobia 9~ -l~vr~goYiold in ~ushdLs por ocrbof Tintor n~lot v~riCtioslt grOmil~ plot tests in OxS 111 1941 uld V101ghtod ovorgospoundor 1939-41

191194I9181185

16015 7172144166

---------~-------I-+----~-_---+_s---- I

-=--olt-c- u-----Ra--~middot-l I1middot I2 I5 I

I

I

218205190

181-179 169

- 14 bull6 )A2

124 120 middot117

115__----

11956 11805

11669 11673

6936)11754 12106

81805146

8856i 1442 gt

6251

ViriJtJ~ orcrcs s j lie1 I~--1----- -- ~ i-2luobvr

~~~~c~gt=~ Phvmoo

~ ~ 06nonchomiddot ~

6~~ 11middotI ~odIL-rd Fcdorot ibn x Tcrunrqmiddot~~o Jihr1~r Blaellthull

middot Kbarkotmiddotmiddot Blackhull

2i

6347

59middot~

1011

303314272280276

-254275249252248243

Table )0bull- veroge yi~ld in bushels per acre of wintcJ wheat vadeties grown in plot tests inOklaho~in 1941 DrJd middotvrcigltcCl uvcragos for 1939-41 I

1--------------- Imiddot J ~-)vcr CyiOIirTn--bu-Slh-Cl-S--------IVoh6tymiddot6i- cross j I c] 194~ 19~941

1----------__~__~ I numbor~ (2 stohdns) 5 stohon-yeJXs Bonk _

Kawvo10 x Tonmorq 11956 356Cornoncho U673 352

middot Pavmoc 11669 345~middot1VolC gt bullbull ~ 8j80middot t 338 ~centnmorq 6936 32$middotDhoyenno $B85 277]trly Blnckhul1 8856268 middotChiofkori H754 254

-Turkey 1558 24~OKanred 5146 234BIQCkhull 6251 221IChnrkof 1412 220

1 _

Doto wc~oroportbdcfmiddotr6mthroo shtions in Kll1s1sin 1941 (table 11) lith thirteon vori-

middototiosboinggrovl11uuiforI11y pavmoC~lod thohigl1ostovoroGo yi oldfo11owei by OOIlahcl1O and Ebrrshy

middotlyltBlookliuiimiddotxToiu1orci (CS~ 11952)Chiofko1rCrJkodfauxthoJdTeon1rq fifth For the 1939-41

poriod inc1uclllg 5 station-hcrs tl~o vrictios rQ21c in tho follovTbg ordorfor yiold Famoo

COrnW1C1l0 Oldefkol nndTcnImtq

In N0br~sl~ tuost~tions rcpo~tod amp~to mld ~t theso Ncbrod hod themiddot~igllCs~ uvorogo yio1d~

fanowed by hwod x Blackhlill (CI 1184-1) ondPQImoo middot(tabl0 12) COJ1ltJ-1cho tC1l11ltodlast duo te

wintorki11ingmd hessibiJfly dDago Cherenno soloctitm ChOyCn10 Povmee ~dmiddotNobrod had tho

highost longmiddottir1o ovcrigcs C

IVbrnin had tho highostrwOigd riold in IVIinllosota in 19lt1l(hole 13)~ MinlXd x iv1ilJi~di

(6I 8$88) o~cl H41Xi1int~t1cl2(f)Il41~Z701-)a1sbr8jllcd high Thrcoviiiotibs iAiliarQ x IIpoundrgtshy

middotlnrdJmiddotmiddot(CI 8883)- rc1niplusmnl 6nd IVlJntWki foJt) aDout equ61 foriicldfortho lastthroo Yo2rs

l

- 27 -

Table 11 Avqrqgeyielci~i~busho1~middotPQrocreof~linbex ~1heatnridtlestpOIinhiplot tests inKansas inI9~1[Jyl vrcighted avorgtgcs for ~~39~n

Vnriety orcro~s CCIhunber_J-gt

PawneeConanchohly BlnckhullChiepoundY-anTonocrqCheyenneEJrly BbckhlllOroNebredEDnredBlockhullKharkofTurkey

Table 12 4iv~rogc yi91o In bushels oor nere of VTil1t~r hed br~etiosgTovnl il~ plot tests inNebr~slm it 1941 ti1ld Vrcighted avcrrges for- 1939o41

Vortety or cross

NebredKanred t Blocld1UllPownee Cheyenne selectionCheyenneChiefkanTurkey selectionNebraska No 60BlackhullTenrnarqKharkotComanche

CInunbcr

10094llSmiddotH1166911666888511754

115776250625169361442

11673

20~1 200119~4192

180 172

168153135131130Ip

189

190 199

190 18i---~

175173190162IS6

4

3125

67

1098

3

21

-

Bank -~II

~---

~---

----

331

334 337

- (

211209193middot17317i1amp81$~8142

6155

8033---~

-----1150288~8

MJrminMinord x lViinhtrdL amp44 x Minturki2 (Minn21QlfIvrinhtrdi x lik1rquis(liiru2699)Niinturki H-44 x Minturki2 (Mil1l1~ 2702)Yoga bull ~

H-44 x Ivinturki2 (iAiill~ ~mo)

Table 13 Average yield ill bushels per acre of winter wheat varieties grovID in plot tests inMinnesota in 1941 and veighted avcrnges for 193941 r -jy~~ middotidld inbushels

VC1riotyo cross Clmiddot 1941 19 9 1I----------~-----_----c_~_1--number 3stoampJoi~~r (13 stationyenrs) I

In Montonoeight v~ieties vvbre grownunifCJrtlr at 3 stations 0$ shown in table 14 middotKLz-l l - -

mont Klk1rkof and Nqv1tirk r~ed highest in 19~1 liTlllleTClrturkYogo andfDrmol1thndt-he higlo

cst yiolds during thb~~e0period1939-41

1---

~middot28

Table 14 - ~ver~~ge yield in bushols per oo~~ of Tinter he-t vu-ieties grovm h plot tests ilIYTontQIllJ in 19~1 and reighted bvorages for 19394J

Voriutymiddot o~ middotcros-s---] cI~-~~i~~~QshgS-middot_middot_middotmiddot--~-middot-~--=l____ i numbor Lt3 st~2)rsLlt8 stob~ors) _middotR~E middot_i

K1rcont[ 6700 312 30bull5 3 lGwrkof i44~ 340 302 4 INewturk 6935 336 308 1 IYogo 80~3 319 3062 WLinturkimiddot 6155 315 292 middot5

IHebred 1009431~3 289 7-Minard x IvLinbardi 8888 312 290 6 II_~_r_mi _middot--- -+I_l_l_5_02_~- ___271 I 251 8___

1

II

$UJ44ARY OF A~ONOlinC nTA [

The agronomi ]ata other t~ ~ield have been sUIDIDarized for each distriatpoundor 1941 iii

tables 15 to 17 Ih~ach easo the CLlt~ qre overogcd for as lIQJly varieties and as many stations

as possible The numb or of stutionS ehtoring the Qvor1ge is shovm at tho tOlJ of each column

The dik for ~h~ southo~diSt~ictbull arepro~entod in~~~lo 1middot5bull The or~leadodconS~dei-nbly eJXlierthancin1940but the relhtive ot1liness of the wriotiesrerik1inod the SQille

]hdYBlackllullh~ridca t4e~~liest JUlr lov~e~and CotlUlchc wore ~yenJiormiddot tmn Tc~qChiefkon overoged~edo e2rlier t~mxf BlackhuIl RipOIi~g htes shoviodo narrower rCl)lgcioXid

in this case BlackSult ovcr2l$pd ono ddY emiddotmiddotrlier th-n Chiofkan For height KcwlV21e WOoS thetoU- ~ ~ - ~

ost and lavmeethoshortest Lodghl~ d1ta from tilO sbtions SL07 toot Chidlmn ond ~r1yBlcck

hull lodged the ]jJo~tvlhile CotlnJ1c1~9- 8nd BL1ckhull Tero ciso wenk It ymS generally obdervod

thlt tho St~amiddotl of- ~lBlackhull T~t~ rQS i~lined to be Teolt in 1941 Kowvale ~Tonlmrq (cr I

11956) Pmrnce K~tyenale and ConianClicilmd lOYT 6vCtDgd LllfeetioIlS of leo rust Test middoteighbs

VIere 10 in the district with FerlYB~ocldlUll hvil1g the highest aver(lge of 565 pOU11ds per bu- -

sho1 KavlVale x Tcnmaiq (Ct 11956) ranked second end Clliefkru1 third for ovcrage test Vleight

I Table 15 - Sutlllry of agrononic chtq other tInn yield lor vlintor varieties grown at cooperatiIlg

stations intho5Olthc2l1odistet 1941middot

iI

1llUDber of stations ~ 4 5 2

KoVlvole x Terunrqo 11956 I~ tl 13 37 35 gtPowl1ee 11669

~~ 19 13 36 30 5

Conlche 11673 May 7 13 37 5S aTouulq 6936 Xiby fO 15 39 50 23KavllTc~10 8180 bv 3 15 40 29 5Chiopoundkan 11754 ~y 10 15 39 66 58Jlhrly B1acld1ul1 8856 Aprij 29 8 37 65 65Konrad 5146 lv~~3 17 38 60 65IChoikof 14~12 IoJbiy +1 i8 36 52 68

Blackhull 6251 l~hy 11 M 39 5e 63-__ ____ ___w ___ bullbullbull __bullbullbull bullbull _ mR_ __ bull____bull-~--~ ______ ---- - 4____middotmiddot_middot_~ __ middot ___ _- __--

I gt-

5

56~0

54_6550 tmiddot547534559565

-520510853~9

i

- 29 I

TliO~ c0TJtfulmiddot distdct cl]ii ~0 avorCgecl for 8 vCri9ties Jcl aroptosortod hl tolo 16 bull I

Nobrcd old GlcyCI1ne hal tllOl1ighost avqroge wintor sUIvivaJs T~le two cotlicst varioties woro

Pameo old Comu1ce both ovoroging to cbys ec-rlier in loCJing the-- TOPDltirq klmrltof l0odod

the latest Fawnee ripenedtmiddotwo days earlier than Comanche aldfomiddotux days carlir thcul Tennarrl

For plant heig1t l~obred wns the shortest and C-dcf1f4IXl tilctallost Loaf rust infoctiol1 nvoroged

tho lowestmiddoton Pnwnce andCocamc1Jc nJlp the highost onliobred Culm cOU-lts slOVI Pavlloo cnd Noored

to Imvo hud tho thickost Dll Tonmorq tho thilmost stoncls at tvo stQtions ChiefYnn hod Gllo

highest avercge test vmight por bushel with lIebrod tclci~lg socond ond Pmrlee tird

~ -

Table 16 - SunrnnIJ of ogronoIJic dJta ot1er tra1yield for vhter rhrot varieties grovm at coshyapcr-ti1g stQt ionsintl1e celtrcl district 1941

Voriety rcor J(ampte-=r-t----7-LuOc----+-i vcrcmiddotgrmiddotto es I10igJtnunber survivrl E~do4l~_o I Hoipoundt rust_ r ~shol_1

--=------ Percot ~IJ[JY (IclldS)(porcert+=-~~=-umiddot (PouldS INuobor of skt ions 4 6 5 6 3 2 6 IPawnee 11669 69 23 June 24 31 24 260 580COIJm1che 11673 65 23 Juo 26 33 25 162 575Oliefkon 11754 66 25 JUlO 28 36 39 184 601

ITcnnarCJ 693665 25 JUlle 28 33 47 155 56 8~loyel~le 8885 84 27 JUll0 29 31 69 215 578Nebred 10094 92 26 Jule 28 29 75 251 58 3

IBlac~lull 6251 69 25 June 27 34 65 195 57 6Klmrlwf 1442 74 28 July 1 34 65 i72 565

In tho aortherndisttict seven varieties tnypo conp1ed for clmrQcters othor tJl(1il yield

(ToMe 17) olthough tho data Dxe sotevlhnt frogncntorJe MJXDin and Minard x MiwJXdi (Cl 8888)

had tho highest avertlg-o survivcQs Marnin heoded the earliest but vras l1ot ripe os oorly as sone

other vQrietios ilt four stations Nebred hOO sligltly the shorter straw Loopound rust averages

shcwed -no ltliff0rcncos for t10 vJrieties but pound01 stoo rust Yogoand Nebred hod tho lowest eweshy

rages liunord x Iunh1rdi (Cl bull 8888) had the highest avcrcge test weight per bushel with iL-gtr

Din and Nebred being fairly goo~bull

~able i7- Suru~Uy of agronooic c1ltlta other thanYio~d far vTintcruholt vcricties grovm ot ceshyopercting stotions in the northonl district in 1941

j

Y tmiddot ImiddotC IJXJO Y ormiddot crO-5S~ bull bullInmbor

=-J~T

Nurlbor of s t-t ioi1S 3 5 4 4 3 2 3 3

lvIinurd x ipoundil~mrc1i 8888 77 12 14 34 78 17 92 79 601Klmrkof 1442 57 11 13 35 25 585Yogo 8033 61 13 14 35 87 5 85 65 581IfurlJont 6700 53 - 35 - - 572Nobrod 10094 64 11 13 33 7 - 592

li~Minturki 6155 65 12 13 36 89 8 89 67 575Mornin 11502 78 10 14 36 74 44 90 67 593

I----

~-l

SU1EmRY OF PLOT DAXLii

The 1941 crop Vls subjected t)severe -rintorkilling L l~ebroskn ci1d yeninuesoto hession bull I

fly and 16efrust~~ in Nebroslm ~d KnnSos Clld both led qnd steD rust infection farther

southII

Ill Oklcll0t and Texqs tdomch Ll0isturc YJQS reqe~v9d QJ1d ot sor10 stations lJUVest VloS

difficulti

(

In the southltrn district Kawvale x TenmarqCI 11959) a new va~iety in plots ranked

first fOJ yield with Pamee and CoJlaJilche second acd ~hird xspcctivelyI -

The Blackhull wheats (Bla~lili~li EJrly BlackhUll end ChictkDn) lodged or broke over

badly in the south~~~aJst~ict-under ~heextreIieiyrot coJ)ditiohsc

In tho central distrJctQvrnlte~Gorinnche and Chiepoundlon ~md the highest averoge yields at

six stDtions- 11he~o 1faricyics mde tlese averages in spitc ofvlint~rl~ning in ~Tbbraslro caused

by th6ArDistice Diy itorm~

i

HdreDpither vCgtricty d~d ICll in 1941 duo to

The bmiddotluvior of PowilCe Cfld COlJllnche is fairlyconsistont ot all stations in tle soutlcrn

ondcQntrol rlistricts cxceptot lIorthiPlcgtttc +

win~erkil1ing lt1J-ll neither roucs higllhcthb longer tine ltlv-eruges foryieldI

In the ~Qrthem dist~ict Minatd x ~i~11rdi (CI 8888 ho(l thO highest overgeyic~d 0)

five shtionsKhorkof rnIiJced seconaiond Yog~ tMrclI

Tle tVTO ncvrly naned hcots Cononche olld Immce nucle good records Cooancle is being

increosccl ot Chillicotheolcltbe plcn i~ bo Clistribute it froD t~1~t station in 1942 Pownee is

bc~ng increased and purified d WJltmhoJtcn Q1dLincoln Nebrcslm IlnS clecided to iistribute the- - Imiddot

j

variety as soonos seed is avoiloble but 10 clcpoundin~te action las beetl tolton by IC-1o1Sos WhileI

neither is 0 perfec~ vorie~y it is f61t thot each is a step fottlord JTJCl eoc~J sloulcl clo well in

its-~pted 2Xeo

fn Mil1Ilcsoto the behavior of cOJtoin FM x Mi~turki2 ~trQins WltiS pleasing ~hese linter

vlhoots corry the Hope resistalce to loaf end sten rust

In the fall of 1940

tJHIFORM YIZLD NUESW _I

the uniform yieldti1UserY was seeded at the same 14etdions in tIle ( central and southern districts as in 1939 AtBushland th nurSG1J was seeded on both dry 8JJd

irrigated lanG4 Th0~ntirsQrYcoriisteaof 30vorietios cnd strcinsoach seeded in tlUee rod-rowbull 1-

plots IJIhe Il1llber of plots of each Ir~iety at a station varied from throe to five In tabIe 18 )

tiJC varieties mokirJg up tlle 1941 nursery together with StptQ r-Jld CI nunbcrs arc sho~m -

-------1IIIi

------~-----------

31 -

Tlt)biols -Vori~tios of Tintor lhoct grmm in tho uniform yioldpus9ry1941

~ -~t~r-~~~_~_- --t~~Lstt1~omiddot orhybrid nunbor

I Khnrkof 1442 -------Blf3cidiu116251 -------Erly Bhckhull middot8856 -------Nebred 10094 Nobr~ l~o 1063

IComncllO 11673 KD11S lTo 2729Kanred x Blackhull 11844 Nebr No 1098Pnvmee Ii-S69 Nebr No 1086Hope x Cheyenne 11969 Nobr sel No 363339Kawvale x TOIlllkIQ 11950 Kans 1102726bly Blackhull i TennUq 11952 KanSi No 2739Konrcd-Ihrd Fodoratiop x Minlmrdi-Mipturki 11970 Alltrop No 130Fort Collins selectiop 11971 E G 1143Cheyenne x TentllDIq 11972 Kons Ho 2748Cheyenne x Terunarq 11973 KUns lTo 2751Kawvnle x TenLnrg 11956 Dentop DTo 35-34-117iYhrtin x Tonmarq3 11823 D0nton~0-50-3~128Kanrcci-Hnrd Fedoration x TOl~q 11974 Dopton No 37-34-54Konrod xH~po-K~rd Fodoration 11975 Akrop Bo 533Konrod x Hopo 11976 Akron No 850Compound Cross 11977 A1Uon No 874 Choyonne x Thrly Blockhull 11999 vVoodv-rard No 1126CpoyorJj10 x Ebrly B1ackr-ull 12000Woodtmrd l~o 1127 1

Blackhull Xcrloyorrq 12101 H G No 40-102 IBlocldiull Tcnmrq 12102 H C No 40-115Choyonno x TomlDJ-q 12103 ll1s10 2749Choyonno x Tcl1Darq 1210~ ~ons No 2750 I

Knwval0 x Tonpcrq 11992 iobr No 1114 IHope x lJurkoy 1069 11964 Nobr sol tIo 363401 _I

KonrodHardFodqration 25007 x TorJDltUq 12)06 Donton sol No 25-34-44 IEinrcid-lbid FoderatiJn 142 c ToImUo )2105 Donton sol No 3334-303 I

----- ---

A cODpL-rison of tho 1941 list wit~1 tlrt of 1940 will S1011 onuobor of changos in tho nur

sor T011 strai~1s which SO~~JDod to bo 1ocldng ii1 ogronooic volue ond which roro not 110aded for

ecological studios IOrO roplocodby norror soloctims As S0011 as a strin is shown to bo 10ckirot

in somo tDIiortont chI[1tr it is omittod frootho nursery qlthoughit still my bocontinuod

at individual stotims Tho strais mvLg tho bost porfoJlOllco il1tho nursoryaroadvQncod to

plot triols 1m attOLlpt is also mdo to avoid too llJ1y dU1Jlicc-t ions botvroon plot ond nursery

tosts

DATA OBTAINED

In tiibl0 19 oro prosontod tho dta fron tho 13 nUTsorios No d~to Joro roportod from

Stilhntor bGcous~ of dipoundfo~ontial stQl1ds duo to sood trotnont tQLld from North Platto duet-o

wintorkillil~g FbI 0~Ci1 station tho variotios oro list~a ~11 o~c~orof tllo 1911 yiolds anClO1ly

the Ct poundlUii~ois nro given ~or id~l1tificationbull ~vor~go yiolcsru1d rOJll~sfor thoZ-yoar poriod

1940-41 arc givon TI1orevo~possiblo~ Pata othor tl~)yio1~ aro includcdvn10ncl]jroctors conshy

cornoclsoooocl to be rol~tod t) yiold or vrhon tho dDta shorrod lifforoncosboliovodto bo of inshy

torost

At DOlton tho nurso~y yiolds ~Toro sonovrbct bottor tl11l1 -th)sO obtoinod from tho plots

_________________________________--L ~_~ _ ___~

32

The highest yielding 1ori6tiGs~middotcrcCI 11952 C()nnnche CI 12104 und 11956bull Foro bull 1 bull bull ~

the 2-yeor period 1949i41 centu~ nupbq~sl~$Q2~ 11956 ruld Pomlee hoiro rod the highest ov~~Ctgc ~ bull ~ -i-middot~middot bull(~

yields KlDrkof llL1d the ioWs~~r~~eylq1dfor -Chis some ]criod~

The stroITQ-S reth~rtlmiddot~t~picothe rmd before h2XVcst considerblo loelgingo~ - - bull - ~gt~)j bull - 1

curred in most of the V~idtioSmiddot middotAfltf70fbe stiffer stXouorl stroins nercQo~lChq GI~ ~lm

bors 12102 11964 ond K~k~f lh16 B1ockhullmiddot ond l1rly$itCl9lJl11 s~J~ieel tlicC)~e~t str6~~ bullbull ~ i bull bull ~ bull bull -

Consiclercble rust cl079loP9d Jsppqiql]Jyon ~usceptibL vorieties while CI~ Iros lH~64 11969 ~ ~- tmiddotmiddot-~middot~middotmiddot 11 ~ i-

and 11956 showed some resistmce to bdth lealbnd ster1 rust ~ Septoria irifection~m~hOOliy on

all vorietmiddotio~ eicampPt(iIlti li9S6~~esJtv~i~h~vmre 10Wr~ging from ~6~6 to 8~pounds per

bushel

- 6Zbus~lCls per ~r9Jii~hPtivirc991~

- - I

nunbors 11976 Qildli97idt tll~bo1tOtiJ- - - ~ -

nui1bcrsl199Z rrl 12104 2t tho top of~16 list G-l1c1 qfr~

For the Z-yell joriodthroQ15t piuf3 aic tiod for~i~$tbull bull d _ bullbullbull

p1oce in yield noDelyPlt-~momiddoto CotibtJpl~omiddot and CI11973 Duri tins ~iirio peri6dNebrqclKlm~ t r bull

-

I bull bull

TIe highest yiolcli~lgVorioti6~yc~cIIi

kof md CI 11977 middothil1t10i~6ii~centrg6lt7ioldsbull l_-~_ ~- )~ f ~ i lt-

In the irrig2ilQcluursery tlt E3u$l~l1ii~lt os llOig2ts ranged frOD55~Ot o6i5middotJ1oUI1Jspdi~u - i bull ~ ~ bull

shel ad t10 yields fr6h40~4t~ai~2bu~~dlspcr acre - -

PovJnee C I llU9b0rs yl972 oclmiddot I199sthi1o]brly l3Lockhull C1ld CI 11975 ~qrd low tJ~~1940

and 1941 Yieicl~middotbyen9middoti~1middot~6r~ i~bl1tit ithe $e t~oe voriqtJ8stli1~ poundotedfi~~t ~n~[~4~middotmiddotVlCr(3

blso ~igl poundor t~e 2-yClt1Z averoge

The drJr land ~~s~y atl3~~~ffCL gave yields only ~Jig~ttY 1ower than those in the irri_

g~t~d nUse~r~l this estconsid9~JlJble)oafrustd~Vieioped onsvsCOl)~ib1eva~JOti6smiddotpound1Jlclthe [

~st vmights vmr9 $QIlow1W-t 10vwrthaniiIl tho i~rigatee1 nurs9I lheTbiot ies hoving the highest I

yields wereG~I nuppors 1Z105 1199Z~ DIld PO-Jllee while CJ~ 11915 ~6b~od~ QLld CI 11971 1ero ~ -- - l lt - bull bull

low GI 11l50 Pa010e and Cltl~6 11lJvo the highest ~yc(~ro~prgc intliis d-ry lGnd~

sory test ~ -

lt

StroxT IlQS Ullusually tall rt WQ~ehlTrd Vlit~l hoig~1tS Jol1gil~froo45 to 53 inchos i1d CIS

IJight be expectod COllsidercb10 lodgihg qccuJted botore lZVest SODe of the stronger sbroTodimiddotmiddot middotmiddotmiddot middotmiddot

strainsrere CInunbqrs 11977 1197~ oncl 121OZ ~e$t weights lTerp fqirly good illriost cosesbull bull bull bull 1- e _ bull

01tlOUg~l one vr~rict~IW0 woigIlt of~6 pouncls per bus1el Two vorietics c I ilunbors 11952 C-l-w

11972ri91dec1mprethml 50 buslels pprlcre~ CJl(l 11 vc1rietiesmiddot gt(1 yiOld bot7oen 4OQJ1i 50biishy

shell por nerebull Bo~ed~l1 tho2-YO~t-~crge the J1igllostfi~ldingvoHoticsmiddot lC~~ CI ilW1borsmiddot-bull

11972 ~1952 0ld l19 wljilo NCQre~ CI 11969~ oJ1clCI~ i1977IXtd6thepoorest yidld ~ecordbull

At MDcl1Qttcm LQclgi1l~ ilOSrqpo~ed for 0)1 v~rietiQsLiltj~ough CI Ili~f1bcirs il974 11971 bull i - -_ ~- i

mcl 11977 stooel up t~le best ~c1f Jrust rcoclii1gs llOrO foitlyl1ig+1 i~l nost coses DJ+etcol~idcr6blo

S~9Ll 1llst ~~eve~qped bull 91ointoxburomiddot]Qs f[lj7~y g90~ 0c1 test neights~ lith on Oxc9t~~ir~god

-33 ~

froD 55 to 616 p01X1lS pOI bushel Tho ~ighost yioldiucvGriety CI 11950 gave 413 bu~hels

per acre while thelore5t yield vlUs168 bllshels1er acry( Additional vpxieties giving-tho

bet~bcr yields were C~I12l-9amp CI1l956 qnd Pavmeebullfor the 2yoar period cl 11950ronked (

iirst Pawnee second OJidCT 11952 thiro This last ThUled variety is exbroiaely early [~d is

boing considei-oel as a p05siblo subst i tuto f01 Ehrly 1lockhull Strnins such as Khoi-kOf BlocY_

hull and Nobrodhave boen q1dto low in yiold tho lcst two y~rs

Wint erki11ing occurred at ibys with SOLle VJriotios having survivals as 10VI as 63 p()rcont

11I

while others CltlJ1e through the winter with porfect sta-cls StrQJmiddot vms fairly tdl and dorisidoroblloaf rustdevclopod Ol~ all suSccptiblevariotios~Thoyielcl rcmiddotngod from 525 to 196 bushols

per ncro lLnking tit the top of tho list Jero CI numbors 11~5Q1l974 ond11972 d~lilo Jt thlt

bottm 1I~rcNebrod ond ]hrly Blackhull in tlds cso a lctcQnrl onoxbroDoly oarly variety In

genoral the lS4L yields nro in lile ulth ullO 2yoar wcrBe

No w1wberkilling was reporiedfrom Akron but the dry wecthor previous to harvest causedmiddot

straw to be short test VTeightslight and yields low The lighost yields 7ero reportod for C

I numbors 12105 l2l06aca 11952 No 2-yoar avoragos are sholm for this station sLlcO tho

1940 crop v~s a fai~c

At Fort CollL1s grmrlJh VJaS hoavy as l+sua1 the strm1 las tull undbeforb bargest all va

riotiesIere lodgod completely Yields ranged from 69 bull3 to 449 bushels per acre The throe

highest yielding strains Lll 1941 Tore CI numbers 11974 11970 3nd Comnnche For the 2-)roar

period CI 11974 raDkod first folloITed by Crnumbers 1~950i 11970 c-uiQ Conmche

Test Teights at Hesporus ranged froll 60 to 64 pounds por bushel aJd tho yields from 648

to 349 bushels per oore The Mghost yielding vorieiies lere Blackhull cr 11971 Nebred

and COLlCXlcllo 011 oflhich gavo moro tIm 50 bushols lJor ocre ~nscd on a Z-yodr averagef

Comanche had telO ~ighost averoge yiold poundol1Oled by Blockhull CI 11972 old C~r1l974 The

agreenent betllOen tho 2ye8r nvelngo o1d the 1941 yields is lotsO goocl at tllisstation

Winterki11ing was very severe at Ames but the rellJtionship between survival and yield is

not very close For example cr 11969 lith a wnter survival of 86 percent yielded close to

the bottom while Cl 12101 with a survival of 26percent rmuod secOnd for yiGid so it is

apparent that other htizard~YiOre prE)sent Test vrOig1lts whore obtained rangod from 543 to 590

pcn~nds per bushel The highest yieiding v~~rieties v[ore Nc)redC 14101 bnd KJ-1rkof The six

lowest yiolding strains gave lessthnn 10 bushels IJer acre~FOr~ tho ~yo6r poriod 194041 CI

1197f has hd tho h~ghest avorage yidld follmmd by Nebred Pa~moe end CI 1195Z

AtL~ncoln t110 November freoze causQd consid~rablewintorkUliilgand therelationsllip

botlTeen middotlintor surVival anltlyield iis fairly goodbull incre~re 5omo exceptions in tInt Nelired

Cl 11971 elld Kll2rkof rith good survivals ru1k6cl rolctively lQYI iny-ield This 1DsproboblY

~

ctlusod b~r 0 combiIl)ti0l or Joopound rUst lnfotion~ hossion fly ~1lngo ~d tho h~ ~ough~bull All

varieties except Pamee Carrieda foiply heavy lecpound rusb infect ion and testvreights were ratherbull bull bull ~ ~I ~lt 1

low langing from 44~O to 592 pounds ]jar pushel~ wo varietJ~sC bullI~ numbers1JS50 rnrl11952

~yields abOv~ 30 bushels -oermiddot acreTlhilo f~mvnietiosCInumboIsmiddot1975 J205 ~ii~77 - i

~bndi1976~yi~ldcd 10sstl1Q1l10 bJShotsporO-ltFo TIloS 10lYiolds T10rC accotap~io(fbY~xhrlJolY

low wintor suwivals Based on tho 2+ycQJavorago JihrJy BJacklmll hndtho nigh9stnverogoI - bull bull bullbull bull bull bull

inciinodto bo vL1tCrtoiiidor~

middot yiold fonowed by CI~tJUIilb0tS1l950~ 11956 t lmd Pamoo~ All ()f thQsostroins are early andI

COllsidcrrblo 1i11torkillingmiddot VJUSrcport 00 from AJliancbut tho dnto arc not too consistont

lith vih is knownofthdhnrdii1ossof tho dipoundforont vc~iotios For 0~10 GI11964 l~d ai

survivnlof l00porcontcomparod bo 8~ -percont for a1lJltof It is YT)1 Mllbtf1l1 if this xol~

tionshipis correct Grail1 quQlityvtLS poundcidygood JlJdyiolclsxogcd fro 0 21bull3 to 84 busholsj gt - ~ gt bull bull bull bull ~ bull bullbull bull

poraCroCl Dunbers 12102 121OJ~i[u1dKl11rkofampvctho highest polds in 1941 andCl l11Woo

middot bors 11975 11956 D-ld 11977govo thoi 10I10stones ior tflC lJ~r p oriod CI 11972 rc-Jko~

fiist for yielii K11rkofsecond CO~1Cho t1ird and Jqn_ecf(gtUxth

~obl0 1~ - Agro1ooic Q1d other dcto for uniforo willtor uhot varictics BiomiddotJ11 in rcplicQt6c1middot j

nursor-plotsincooporotivecxporioqnps at12 stti6ns in t10 hprd r9d ~yintor vlheot lnroa iJ~ 1941 and nvor-ge yiqldsfor 193g41

bull

Imiddot

14

23

7

611

middotmiddot15 i

91011 ~

13

245215

23322120125223~5

203

VS 36 580 196VS 34 q5~O 181V$ 35 560 17~91532 560169

S 31 545 167VS 37550 166VS35 588 165VS 35 540 165VS 33 560 164VS 34 635lt 161VS 36 50~0 155VS 35middot 5~5 151VS 33 560 154vS ~31 565 150VS M 54~0 149VS 31 510 146VS 31 510 1lt11

VS 3~ 560 141VS 34 5SW 13~9vS 35 560 136VS 35 51~5 13~5VS ~2 560 121VB 33 56 0 middot119VS 32 56~O 115 213 12VB 32 50 3 J1o3 lQ3 17 VS 3lt1 9~O li1 212 i$ XS

Smiddot12 470 9 7 l~ 6 16 I

v 31 500 74 19 19 VVSS 32 170 73 182 18_

34 166 67 130 20)DOCli yic1CIio~ Oiiy lio-middotinrieties IS7 ousl1cIs--

Denton TeJmS(OW 1 ) our p pus

Ptv 0CI

number

11952 April32 1fny26 601511673 April 30 middot1~by31~ bull 15 2012iQ4 ~pr~l 39 June l 15 151l956loiloy 5 tUne1middotmiddot 5 15

11669- )by 2middot JUl1C 1 13 1512105 April 29 lvhy 30 4 28

12000 prp24~26 60 ~311992 April 30 ~ 3q 10 23i2103 tllili)T 2 JulQ2 10 a5li974 ~pril 29 JUlio 1 13 4511823 by 6 June 2 10 1812106 ifby 1 June 1 5 28

11972 Ithy 1 June 1 18 20li961 YJ6y 2 JUJo l T ~ 011019

0 97~t~pril 81bY middot3135 5

May 6 Juno 2 73 13 11950 Yoy2 JIJll0 ~ middot3 25 A856 -t-oiil 22 ~vftw 2~ 58 811969 ~By 5 lIDY 30 0 011899 by 4 middotJun02 18 35 118middot1L ~Jay 2 JULJO 2 56~5

12101 ~v1Y 1J~)q~ i 58 0812102 ~IJccy 2 Junol 53 Igt

6251 ~4V6 Juio ~ p5 18JlSn uJpiy 2 ri Jii-1Q 118 5511876 poundtiV 3 Juricl 63 2011870 thy 1middot middotJUno 1 65 83

11977 1441 6 Juno 3 80 3511971 ubv- 2 JUll0 2 73 36I 1442 ~ Juno lt1 55 40

monaiirucrrar ofa Clifferonce botloOD tho

- - bullbull~_c- 0_ -bull ~-

TO-ble 19 - (Co1tinued)

ChilliCQt)l~middotTe~s--rFoux plots----

- to

1

I

-r- -_~_ ~~ Leat-IL~pging r-w~e )j ~vo~o-Yr-- -- C~I bull~ Dah iHQigh~rust I eld 1940-41 BarJltn1lIlb er headeC-Lmiddotmiddot i

Percent PcrcClt Mels Bushelsr- ------ CInches39~- 11669 Maiv 7 ~ 30 241 213 1

11992 May 6 39 20 10 231 12104 May 2 40 20 15 2211673 IIuy 2 42 8 5 21Q 213 111973 IipoundW 2 38 25 15 214 213 111972 May 7 bull 41middot 25 20 211 2Q5 412103 May 7 41 20 10 20611956 ivJay 9 40 T- 10 193 17~8 912102 iicy 5 37 65 5 17411964 ihy 2 35~ a 5 17middot0 I11970 Ilioy 2 42 50 20 159 180 8 I11952 April 26middot 33 - 50 60 156 176 10 8856 April 2middot1 34 65 95 152 183 511950 ~i~ 2 39 ~ 75 152 151 1211823 LlJay 8 41 25 ]0 148 181 6 I

I11999 lbiY 6 34 65 90 147

112106 Ihy 5 38 20 75 1-1712105 llioy2 42 5 40 14511974 Lioy 2 10 20 30 140 162 11 I118M lib 6 37 50 60 136 181 6

I12000 April 25middot 33 65 95 136 I12101 ihy 6 38 65JJ 15 128 11969 lihy 8 38 ]1 25 120 142 13

I11975 iby 1 36 65 15 87 129 1511lt12 ~~ 11 40 65 5 90 111 19 I6251 bullJJy6 36 50 100 amp8 141 14 I

10091 Lhy8 37 75 10 78 middot102 20

I11977middot Boy 10 37 40 85 74 n3 1811976 rJoJr 7 37 65 60 amp4 1l7 1711971 lifoy 7 38 75 100 62 128 16 I

I

Standard error of 0- difference between the meO-n yieldsof any two varieties - 321 bushelsbull

11 Severe firing of leO-ves

t ~

~

r 3P~

rabl0 19 - (Continuod)

~

r-Tmiddot

913

13

71215

26-9239231

250236

29026~290

246214243

middot281

C I HQi~lltl I IIIJXlbo_r_L-==-~==--L---==C-~~r--+-o+l-------tltilt---~c-r+~==+-~gtlt===--~r-t~plusmn-r~~ROr=cn1~ct

~~ 1

lJ669 16 JUri~ 25 32 87 610 104 320 I II

11972 20 J~o 29 34 87 585 392 299 2i11956 21 Juno ltZS) 33 i 85 600 3S3 29~7 3 i

12103 20 Juno 30 35 88 600 383 i11882 18 Julo28 34 85 600 36111969 22 JunoZO 34 87 585 35~611823 20 Julybull136 82 550 34011973 16 June 27 32 86 600 34012104 18 June 273S 88 600 33811673 16 June 27 32 85 600 32511999 20 Julie 0 35middotmiddot 83 605 32512105 16 June 24 32 82 60032111950 17 June 27 33 84p80 31911964 17 June 25middot 28 86 610 31211976 18 June ~e 32 85570 30911977 20 June 29middot 35 77 570 3071210220 June ~ 34 86 600 30 711844 20 June 30 34 86595 middot2991442 24 July 1 36 86 59029811~52 12 June 22 32 87 615 29812101 21 June 30middot 33 85 600 28910094 21 July ~ 31 85 590 27911970 20 June 29 37 85 595 27411974 18 June 28 31 77 565 27212000 14 June 25 32 83 590 27212106 14 June 24 32 83 570 271

6251 20 June 30 3433 82 580363 213 1811971 20 June 29 81 575243 229 16

8856 10 June 2Lmiddotmiddot 32 80 580 ~ 7 1amp5 20 11975 16 June 28 33 80 565 212 211 19 i Imanaarcrerror of a differeJiii6~qiyroojn-1homQanyJo1dsof~~tw6-Yltii-+oti os - 3 ~Dushors----

I

~

ft

- 3$~

~able 19 - (Continued)

37~0 4

380 3

364 5

318 63~0 8middotmiddotmiddotmiddot314 12

341 7[327 9

325 10 J~

I3h4 middotmiddot12 3]5 n

~$~7 15

In1 17

29~4 14 ~

a74 16J

267 18

227 20237 1degJ

53509493491 479473-15244-7middot146433j27126middot12139939638$ 3943793793723563-123263r630~228~8

2712622Lh8Z4~7

6359~Z61616158~1606061i~6661605860585558506157564658605658

5334

3924

5051

294

5316fI8~i18

4045

2054tJ831393025Ii211129133155deg50

50495149494850

51SO50

4917

~I S1

564$ 16middotmiddot48lt53

48194948lt1617501545

15 14middotmiddot 12

1614

14gt 11 15

-131415

16 17 J510ismiddotmiddotmiddot13ltlEl13

~i~JP middott6middotmiddot17lt16 lt16-i5 ii

1$16

11 14

512

8109

11 Smiddot1014

1312

102

88

-129

14middotio

J2la

15 913 11

Alt

1514

1195211972121051210312104116691197412102121061199211956121011184411973

88561195011673119981196411823n87011871

625114-12

11975middot1197610094120001107711868

__n~_~2r l~~~j~~tlL6Igtilg Ib~ fgd]~Jvnyln6hcs) (EOrccnt) (ol1nds~-l-ri-~~u-shols) -----i

I

~ ltlO~l 2 i 405 1 i

standai-d error of a difference hetwe~n the mean yields of-any two varfetios - 19Zbushels---middot

~---~-------- --------~

Table IS - (Continuod)

- 3D -

Table 18 - (Continued)

276 7262 926-1 8

239 11243 1022-6 12215 13211 15215 13207 16182 -20205 17W6 18184 19

25 2) 43 5 52526 25 42 40 48527 25 42 60 47025 25 42 50 45224 25 43 5 44820 2Q 43 90 pound13bull726 25 middot14 25 t13~5-

23 21 41 50 13525 25 42 20 middot12~9

27 25 -11 5 middot2325 2lt1 39 10 U7

~ 26 26 42- 75 lt10322 2] 42 -50 38026 2$ 11 75 37625 2~ 43 50 37826

2~ t17 60 371

27 25 10 5 36325 25 44 80 36_025 ~ -13 5 31125 25 42 50 29~8

-26 25 45 80 297 28 2q -11 50 288

27 26 43 90 27526 26 39 60 26927 26 38 85 268

28 28 38 75 25729 28 -12 90 251

-ZS 26 12 80 24~1

27 26 39 80 21~1

10 IG 43 00 19(5

11950 1197411972121041199211952121031210611669119561196111999120001210111973li97011969121021210511673118411182311971119751197611977

14126251

1009lt1middot8856

----aJmiddotmiddotizcrogccr Survival D1e1r _ Rc)ight 1ecd rust cro

number Hoadcd Ii~1bullbullbullo L bull JLcld-----=-=--Lr-Fpcrc-6it 1f1y upo -h n--ch-os--Ircontj (BUSh91s)-J~~----I-

10090

100769391908396

10086

96100

98$8

10088806577

~ 8580

100 63

7677

10096

10098

Standard errorof a difference betw~en the mean yields o~ any twovaxieties - 536 bushels

41 _

Table 19 - (Continued)

Akron Colorado (Five plots)

12105 Way 26 23 545 lS212106 May 28 22 55~0 17111952 Wey27 21 565 14711972 Juno 3 19 57s 14711669 May 28 21 550 14111970 llfiav 29 23 500 139

88q6 May 26 22 560 13611971 lVlay 31 20 545 13511999 June 1 20 570middot 133118t1lf1 IYhy 31 22 565 13312103 Juno 2 20 560 13011S92 l~y 31 19 540 12612104 H~ 30 21 570 12510091 Juno 3 20 570 12512000 IVlay 2821 5middot15 12-4

6251 Juno 2 21 560 1l4n950 (ny 29 21 515 11Zl1S6l lihy 31 13 535 11212101 Juno 3 21 545 no11Sn Juno 2 21 535 10111823 Juno 3 20 540 S911875 lihy 27 IS 560 S112102 ltby 31 21 560 09

14-1 Juno 4 21 560 3911S60 Dune 3 13 550 C711S76 Juno 1 19 5middot10 G611673 ivhy 30 21 500 8511973 Juno 1 20 555 C2

I

11077 Juno 3 18 5middot~5 amp2

11956 Juno 3 10 =--i=5G5-r--~fiF--5=-3r__Stondord orroref Q difpoundororico betwoen bhomonn yioldsmiddotOf QIlJ two vC)riotios -Z09 0ushols

Seeded September 11 emergneSeptembor 17 1940)

I Height --jmiddotweight per=1~vCi~ampO9Cro-[1 C~Ic7llJ=lmib-=o=r----L --Datoh=o=ad=cd I ~ bushcl __-Z_~ __

(Inchos) bull (Pounds BusholS III

I

III

I

I

I

f

Table IS - (Continued

rorbCol~ins Colorodo1(Fjvoplots)

8

20

147

11181617

131012

85

1419

459503~

1734U415~

449

i

46-147547l4S9506459 433

- -- o---~-~- - - - ~--7-IA-V-QrccCtgc~Ocro-t Yield f

el no rDatQ-- - ~lield--1Avertlgc _1~lbii4~h~k=gt ~ush61s) ushels) 1

11(71 May 2D middotlD a GS3 567 1 Ii

llC70 llny 31 _ 52 O 640 523 311673 lvny 30 50 0583516 4 I12106 Iby 29 bull __ 51 a 570 111823 June 2 48 a 566 506 5li950 lviay 30 _ 49 a 560 54~ 2

- 12000 llilay 30 50 0 5601~105 May 28 j 53 0 5608$56 lvhy 27 52 7 557

11971 June 2 51 0556 12102 June 1 46 6 548 11973 lJby 31- 48 o 54311952 lvhy 29 49 18 537

-11975 lvby 30 48 0531iUi56 June 3 46 a 526i19n June 2 46 3 525~ii6S9 Fey 30- 48 deg 52111976 June 1 47 o 50611999 June 1 47 14 506il992 lJaiy 30 47 32 504

11811 June 2 48 18 lt199 12101 June 2 middot16 14 499 11-12 June lt1 48 32 182 6251 lvhy 31 48 1847411969 June 2 47 0middotmiddot lt17010middotj94 June 3 17 a 463

12103middot June 3 48 a 160 )1977 June 3 46 a 458

1196middot1 14ay 3C)middot 16 5 457 12101 iIay 30middot 19 0 MS

H bull i bull

StnnaDrd error of a diffcreiiCC ~otwccn thcmc(]l] yiqldOs of iinytvio voriotios =546 buShels

I

~

- 43-

Table 19 - (Continued)

scsperus ColorC1do(Tl1rce plats seeded September 27 1940)

Imiddot n~~rr ~~~l--=uigh ~

porRDnkbushel

I I ----- -~ ~ugust=- ltInches I POUoJds) ---

6251 10 4-1 63 618 509 2i llSn 10 ~ -12 63 5604 419 3

10091 8 l ~ 10 62 558middot B2 -0

ll673 middot12 62 539 514 1()

8856 5 J laquo 44 63 492 440 711974 9 42 62 475 443 4

12101 10 lt 44 64 474 12000 8 42 63 463 ~

12102 12 44 62 458--11823 10 lt13 60 456 400 1011976 12 40 62 lt156 442 5ll81fl 9 44 63 451 408 911972 8 flO 62 4t 472 3ll950 6 n 02 -134 399 II

1112 9 42 62 428 388 1211973 8 41 63 123 370 17ll969 10 12 61 418 343 1911992 8 14 62 -11-7 11999 8 11 6lt1 -n7ll961 8 lt12 62 n~

ll669 7 f bull 38 63 107 378 1412104 12 44 62 10412105 11 44 62 404ll956 9 14 63 101 374 1512106 11 13 62 39611975 12 42 62 394 367 18ll952 3 40 64 377 310 2011977 10 38 61 357 374 1512103 12 44 62 M9ll970 11 45 62 329 388 12

bull Standard error of a difference between the IOOan yields 6f any tWQvaJieties = 768 bushels

f

I

Table 19 - (Continued)

1- ~

t ~ bull

o14

AIDos Iowa (Jiourplots)

10094 69 588 288 403 212101 26 E86 255 fl1442 34middotmiddotmiddotmiddot 528 247 366 7

11950middot 51middotmiddot 554 221 377 -511999 middotmiddot 45 588 22111844 51middot 578 220 356 1111971 1-3 556 220 424 111972 35middot ~ amp72 208 366 711956gt 55 590 201 364 912103--- sa 587 195 11952middotmiddot 66 588 170 390 412104 ~ 64bulllt middot585 16812000middot t 579 16211669 78 S~r4 16-1 391 311992 10 573 16111974- 61 543 160 369 612102 2~ 598 158

6251 78 579 155 346 1311973 54 586 155 354 1211823 li4 544 154 357 1011970 28 5704 114 342 1411673 60 563 139 33 1511964middot 51 579 1358856 18 581 119 328 16

12109 J 15 563 9511977middot 6Q amp0 2amp2 1811975middot 71lt 72 299

_ J 17-

11969 86 ---- 57 270 2012105 13~- -_ 4111976 _5 32 271 19 l_

~~~df~~e~~let-~en

Standard

the yields ororyy two~6rieties= 249 bushelsbull-

error mean

- 45 -

Table 19 - (Continued) L~col~ebraslm

(Five p1ots~ seeded acpt01~er 25 emerged September 30 1940)

9

8

13456

715

17

161814

11131012

227221232225

1965186207

32~5 280 21t7276 272

--~l~till~~r gtti~~ - ~f~1-ei~~0 vre~-~TICJlV~ Jlvera~~clf==1 ~~~~_l~rvival)le~~do~rmpeIreacti~zrl_ _ J bush~l- ~~el~~ 1940-~L ~~1k_1

Pc -ilij June 1L1) -Wosf Bu ~Bu- I11950 65 29q4 22 35 568 317 316 2 I

11992 6525 25 34 557 3098856 69 P 20 3 36 592middot 295

11956 66 2pc 26 2 32 57r 28011669 65 33lt 24 2 34 564 26811844 56 25 27 3 36 568 25811952 702~ 20 3 35 58824412102 5626 27 3 33 57 7 22112101 61 26 27 3 32 568 19411973 57~5 26 3 34 55~(j 19112000 51 43 25 3 33 55~4 18610094middotmiddotmiddot 84 Z6 26 3 32 543 17411964 56Z6 25 2 30 51-0 17111971 74 Zo 26 3 34 518 154 11972 60~7 27 3 32 518 15111673 57Z5 26 3 34 526 118

1142 76 Z7 c 28 3 34 550 itG11999 46Z7 28 3 31 539 14612104 44 Z5 28 3 32 amp-10 137

6251 69 ~rlmiddot 28 3 34 550 13511970 63Z6 26 3 37 510 13~iJ12103 middot16~7 27 3 30 539 13311823 51~7 28 3 31 17-2 13211969 - 52 Z7 27 1 32533 13611970 13 ~6 27 3 28 195 12312106 41 35 25 3 30 510 -110111975 29 (37 28 3 28 190 6612105 29 AS 28 332 510 6SllSn 39 29 28 3 2810 55 174 20

I 1197e~ __~~ 29 28 bull 3 2747~~_54 185 19__1

Standcud error of 8i differ9nc~bet~loenth9rmoan yieldsQany1-wbV1arieties 298 bushels

l 1 and 2 arc degrees of resistance 3 and middot1 degrees ofsliscoptitbility

f

46

J

109 10

106 1191 17

120 994 15

106 ll101 1393 1679 2090 IS96 14 G5 19

Ronk~-

i150 2 t141 4

I154 1

137 5147 3 I

130 6

128 7124 S

Table 19 (Cont inuod)

AlliOJlce NebraSka(Thiee plots

C~I

number

12102 80 JiinC3 21 610 21312101 88 Jime3 3() 625 206

1112 88 JuneS 27 610 1$911669 85 June 2 20 605 lSS11972 83 JJine 3 19 615 lS712103 gO JUlle2 20 600middot 18~9

6251 75 JUIle2 23 620 bull lS~311973 87 JUiEl 2 19 615 lS111673 85 June 2 21 610 IS )12105 60 J~l 23 605 17910094 97 Juil3 4 18 615 18-511844 90 Jun13 1 20 EiOO 15~912104 middot83 JUfl92 20 595 15712106 $3 JL1Q 1 22 590 1511992 S1 Junel 21 56~0 15311964 160 June 2 19 580 119

8856 83 Yay30 20 590 13411999 88 Juile 2 17 600 13312000 ll8 JUIioZ IS 595 13311950 87 JU1Q 2 17 570 12middot2U969 90 Juno2 17 590 117nS74 88 Junel 18 580 ll6ll91 92 June 2 17 575 ll211952 M Juno 2 16 58middot0 1071+823 87 June~l 18 580 10311970 OS June 2 18 610 9911979 68 Junc2 19 585 8611975 15 Juno 2 21 585 B911906 ~3 JUne 2 17 575 061197 78 Juno 3 19 600 84

Standard error of a diffcrcnCebetwoonthe moan yi~lds of ~ly twovarieti~~ = 389 bushels

iL-s

- 47-

STANDARD EBROBS

Standard errors were calculated for each station as outlined on page 21 of this report

In table 20 will be found the number of plots t average yields and standard errorS for the unishy

form nursery grown at each of the 12 stations~

9-411512

7middot63575

132227237145

187321335205

265453474290

696 492 348 891

369 301 213 719656 5~36 379 1057

331 209 148 1279864 546 386 7329 Ll0 7~68 543 1228

353 249 176 1101

1 73 298 211 1234188 399 282 19~25

---_

Imiddot -l__Stl1daril er OJ opound a ---_== iSbgle~DifferOJ1Ce ~l 1

I plot between oeDLlS lfuSlio-rs=~rcenr

(Bu~hols BUshcs Ij

ITexns

Denton 4 1403Chillicothe 4 1501Bushland ~Irrig~ted) 4 3105Bushland Dry) 4 252i

OklahomaWoodward 4 3904

hJsosIvbnbnt t an 3 2964hys 3 3585

ColoradoAkron 5 1157Fort Collins 5 5270Hesperus 3 4416

IowaAmes 4 1599

NebraSkaLincoln 5 1710Alliance 3 1465

Table 20 - Nwnb)r of plots averGge yield and standard errors for the uniform yield nurseryat each coopmting station in 1941

NUmber -+---XVerageStation of yield of

~lots vDrietiesbushels)

SUIJlifLBY OF NUBSERY YIKLDS

The yields of the 30 varieties of winter wheat groW1l at 12 stations (13 nursories) are

sWllIIlnrized in table 21 whore ~he varieties are listed in order of the 13-nursory average yield

These avemgcs arc of int erost only insofar 1sthey shaw the generai adoptat ion of the vcriety

A more detaile~ study is possible i as the vcrieties also have been Dvercged and ranked by Stotes

Pmmee hDd the highest aVerage yield in 1941 rhis v2riety rankod first in ~exns ol1d

f Nebr1ska sixth in Oklahoma and Kansast f()(rteenth in Iowa ord seventeenth in Colorodo In 1940

Pmmee ranked second in the nursery and again made its poorest record h Coloiiado Cheyenne x

Tenmarq (CI 11972) rnnkcd second ~~ing its best record in K~s~s ~his strain ~id the highest

average yield in 1940 Li third place WC1S KalTv2Je x TOl~rq (cr 11950) a wheat that ros been

high in yield for sc)voral years in spite of a tendency to shcttor under certain conditions

KamiddotNalO x Tenmarq (CI 11992) rOJked fourth culd KDxNnle x ~e1llIDrq (Cel 11956) fifth ~he avo

rage yields of the four leading varieti~s differed vGry little It should be lintcd out that

tho first tlOlve vorioties had ~oxmrq as one parent In this sune group four varieties rod

KmNale os one Drent DLid i~1 three cases CheYOJu1e laS used in the ClOss Eighteen hyblid strnini

rI

IrImiddot

I

bullI I -- per acre Iz IN1rm Iemiddot Iowa eP~1rP CoIOrte1o pound ~

ii C~I I lIuh- 1 I I I I I I 1 ~ I I I J 13 I=~ i 1Cldl-1 1IIiu1 1aIIilble- JIBIIIlIOOl1-middot~ 1AIlbmkl ill8$iLi_ AlU-A~ BamkJori aAllnDdleit- Ae-JIaak1 I S~ 1 u- DIF (rnc~ -- rampampel 0middot I colin aileerace middotJCol- i tPenalftCllI lut1eot1IenAllid)_ I ~ bull I bull 0 I I bull UD I Imiddot I

I

III

Jampbull

I -

iftliaart errOl o~ bull _ (1IuIIelII) 132 227 1115 2- 096 21 3079 211 1middot16 211 2~12 116 86 1118 5middot1l 228 0 080 J I Is~ error ~ bull _ (~) 91l1 1512 515 16 5005 1middot91 11910middot51 639 1101 12- 19025 nll 132 1219 ~2I 6JJ 11l II I

- 49-

ronked obovc Faxly Blockhull ond 21 nere obove Blackhull OCld Nebred Again the Hope crosses

failed to give good yields as Hope x Tuxkey 1069 rmkcd cightcenth Hope x Cheyenne twenty-fifth

Qlld KlJlred x Hope tVlCllty-ninth In the 1941 nuxsory three strains had [werage yields lamr thDn _

Khnrkofchock

Tvrenty varieties have beon grovm iE the nuxscry for the 2-yccr period 19middot10-1941 Clt 11

stations vlith 12 nuxseries These dnta are presented in tob~e 22 lhcre the yields are avoraged

by States and the vC1rietics are listed in order of yield at all statiolS Cheyclmo x Tel1m~tq

(C I 11972) bad the highest avercge yield being consistontly high at 011 sttions excGIJt in

IO7au1d l~ebrcsko uhere wintorkilling wos heavy KavJValo x Tenmarc (Cl 11950) roikcd second

and PmJnee third These tvro strains had consistentB performuncos except trot Pavmee roc1ked fifshy

teenth in Colomdo Kawvale x TC11lIlurq (Cl 11956) ro1ked fourth COlIiltlIlChe shth 1hrly Blachshy

hull tenth and Black~u11 tvmlfth Nebred and warkof hnd avcroges considerobly lovlOr tlmn the

earlier vcxieti0s Etrly Blockhull x TollJDXq (CI 11952) hod 01 IverG-go yield considerably

higher Uwn Fcrly Blackhull In spite of tl-Je viintcrkilling ct the more northern stations grom1g

nurserios in 1941 tho oorly lalf-rustresistCJ1tvcrioties rlgcin rere at the top of tho list

for yield

Dato for c1klXocters other than yield cxe Qvorcged and presented in table 23 Since all

stations did not report the same datathe number of stations entering the averages is shawn at

the top of each column

Winter survival data show Nebred to be the most hardy variety in the nursery TvJO KltUlrea

Hard Federotion x Tenmarq strains (CI 12105 amp1d 12106) proved to be rather tender The rest o~

the varioties lu1d survivoJsthnt variod aver a I11frOVl rongo bull

Farly Blocld1ull is still the earliest vorioty in the nuxseryAt cleven sktions ipound 1VG-o

raged two days oarlier in headbg tlJDn Ebrly Bladldlull x TenmGrq (cr 11952) and three days

earlier than ChcyoTJ1Je x Thrly Blockhull (Cl 12000) Sevoetecn hybrids in the nuxsery rod rnv~

rage dates of he1ding e1Tlier thlt-n Block1mll ~Xkof ws the latest V1rilttty in thG lIllrSor

This gives a clear picture of the empmsis being ploced on cCXly vrheats in thoarea Ripening

datcs bring out about the same differences Qlthough the sprood is not so grect

Height measurements vcre reportod from all except one nursery and the averages showed

KltmredJhrd FederCtion x MiIlJmrdi-Mintuxki (CI 11970) to be the tallest and Hope x Turkey 1069

(Cl 11964) the sholtest athel vaIieties shOUwd very little differcl1CQ in averag0 height

Lodging data were reported from four st~tions )J1d indicated some differencesmiddot ~he weak0si

strawed vrieties were l31ockhu11 E1rly Black1lull and CheyeIlile x ]1rly Blcckbull (Cl 12000)

The IGastlodgir~was reported for Nebrad Ivbrtin x TOJ1PlOrq3 (CI 11823) and BltLckhull x Ten

marq (CI 12102)~

--

faltb ~ -~ of Bence Fie14 of ZO wbhr whea YUieU cr- ill _Uelll Fie14 _erie bull U aUon in lla 1l8I4red riDur whea 1eC10nbull 1~1

a I t llpllle1 pH Ia I I Jtpe Pr I Japmiddotu COXon4lp I Ina f - 1tratIla ~I bull I I IJlaU-Illpell-l I I I I I I I I I I I I I I I I I 2 I

1 t 8Iie7 or I 01 IDa- 101l11l-1 1Ul41 1a1llAn- lBultI1J~III lAy I Ihr I Ay i a I Ir IAlA-IAy I I- Ia I _811 on I cohe(IlIi+(Drr 1l8p I - IftIlll 1lIuIk1~I_1 daDk 1001- 1p8n81 ZIJaIi-IJIaDJt I aohle I r-BaDkIUle Ia I I _4118114) I I I I I I 11M I I I I I I I I I

IIq~n z 8uaIq 1172 ~1 205 29 11 232 3 40 1 ~9 32~ 31tmiddotl 3 506 ~12 1Ns9 3 ]66 7 221 15 I bull 312 IlKarial i arq 1150 2O1a 151 281 19middot1 20 bull 31t l 1 352 386 1 ~~ 9 ~7middot2 5 middot7 5 llmiddot 10 211 t 30 I11_bull 11669 25middot~ 21 32middot0 lbullL2~5 I 31middot0 _o~ 29bull9 311 ~

3Tbull1S 19 ~ -~~l ~ 271 ll~ ~1_ I

llawnJOZ aDUlq 1156 21middot ll ~1 16 235 2 36~ 5 31middot3 30 ~lis ~~ ~3~2 13 280 bull 9 i

llured-IIuIlJe48laUonz8uaIq 11971a 2115 162 middot3 162 203 10 38middot0 3 2 ) 561~ 50middot5 2 369 6 2001 120 16 13 291 IIaouoie 11673 252 21middot3 236 16 217 ~ ~7 9 350 29 5 bull ~-6 5~515 1 5 1 22 l~O 1S1 12 29 IllallJ B181llt1ml1 Z auaJq

~=281 176 23middot1 15middot5 211 6 1 2 3S~ 31middot1 2 7~5 ~o ~ 19 0 272 106 I 7 291 I

lIaIlIet Z Blackmll ZO 11 269 169 206 9 JIJbullbull 6 1lmiddot7 ~ 210 lis 7 10 356 11 276 12 ZO~O ~ 212 I I

IO~lIIIile Z aazq 11~U 19middot 21 290 15middot0 21~2 5 ~o bull 6 276 30middot6 7 ~ ~0~7 11 35~ 12 2 1~bullJ 5 bullbull1 I~1ulJBlacldml1 IS 25middot2 18 1middot5 11 1middot3 12 llmiddot~ 12 6 1~ 260 12 ~9 0 ~o 9 32middotmiddot16 32middot5 lG217 1 269 I

1~1Di ellMIq 1112 middot215 181 26 lla ZO2 11 32middot5 io 261 226 2~1 11a ~6 400 ~5 bull t 7 10~~

1011~bullbull 16 265 I Blokml1 6251 21 llal 21 10 17~ 15 2S1 15 211 ZO5 2~ 15 ~ 509 ~7middot1 ~6 l 17 11 26 Iilaprell-llull JederaUonz II1Ilha141- IIi lIiDUrId 11970 196 10 211a 12 11 l ll 12 26bull 262 26 11 52 l Zf-l li 1~ 206 l 120 ~~

260 IIJ~_ a011iDe eleoUon 119n 182 12 22- 5 156 19 31middot5 11 ~bullbull middot215 25middot71

~~ 1 ~ 1 221 1 1 260 1Ie_et 1~ 221 102 21a6 10 169 17 - 267 18 2 186 218 19 ~t ~~6-11 110 2 2~2 128 18 11 ~~ lliope Z alureilD 1~~ 25 1~2 290 17middot0 20~ 7 27 19 27 26~ 27110 1a52 ~ ~ 18 27~0 20 18 1 1 18 7 IlliieIkof 13middot0 111 2 1~ 15 20 271 i7 27middot2 12 227 11 ~7 31 1 1~ 36middot6 7 225 150 11 bull 2~ IlIaDJoe4 Z Iope-Bar4 JeIlerUOD 1115 2middot3 12 2lJ 106 170 16 29~ 1~ 260 21~ 2middotZ 16 ~7~1 ~7 1 15 ~9 l1 12 0 li ~7 23middot I1bDie4 z IIope 11976 212 11middot7 250 12middot5 17middot6 lla 27middot~ 16 25middot7 215 2 17 la 2 ~s 12 27middot1 19 18~ 1~9 12 1 2 IICClllp01Ul4 orobullbull 11971 1~9 11 26 16 15 18 22middot7 20 20 207 20 20 1 3l~ rlmiddot 20 212 18 11 5 10 20 21_ II l-

~I

-

Leai rust

Varieties roving

- 52 -

reodings were reported rom five und stem rust reodings from twomiddot stotions

low re~ngs for both diseosos were Jomiddotllee KvlVole x T~qmiddot(CI 1195Gi)

Hope xT~key 1069 (CI~ 11964) Hope xChcy~rme(C~I~ 11969) und KovNQle xT~1IllQrq (9I

11992)

Kernel plump~Ss data were2e]orted from two statio~ aha these havegtbeen averaged and

DATA mOM TREDlSEASE mmsmus

Bmfr NUElSmY

For convenience tho doto from tho vniform Iilinter nhcot bunt nUsery ore includod in this

report Tl10se dnto (table 24)Tore ~ecurec1in cOQpcr~tion with AgroiJqmist s O)ld Potllologists

working in the area

j

f

1

- 53

UNITED STAT1S D]PAaTMENT OF llGRICULTURE

Bureau of Plant IndllStry

SUMiYIbEX OF THE GBElu PLAINSmiddotUN1FOBM WIhrm~ BUNT NUESmY 1941

By HI A Rodenhiser Pathologist and K S Quisenberry AgronomishWheat Investigations TIivision of Cereal Crops and Diseases

The uniform winter wheat bunt nUrsery for tho Great Plains area wos continued in 1941 inthe same manner as in previous yeaxs This report presents 0 sumnnry of the d1toobtoined in1941 together vlith lbhe averages formiddot the vaxietliies grown dUring different periods from 1932 to1941bull

In the fall of 1940 50 varieties and stroins of uinter wheot were SOVl1l in duplicotC8-foot r01S ot- ten stotions in the GrCtJt Ploins and ot BozemaJ1 1bnt KecrneysvilleW VoBeltsvill e M4 and Logan Utah BeCouse of unfovor2blc environracntalcolldit ions for bunt Jonshyfaction or subsequent plont grovrth no cL-m VlOre obtolned in the nuDseries seeded at- Lincoln andNorth Plotte Nebr and at St Poul Ivlinn ThedJta from 10 nurseries axe averaged The SllUt trot developed in the Logan utah nursery was caused entirely by the so-called dworf bunt orgOroniso and therefore the infection pcrcQntltgcs ore not included in the averages for other stationsThe nurseries included vorioties that hud shown resistw1ce in previous years and Igtromsing nm7strJins supplied by sevotal of the cooperat ing stat ions

Inoculuo for nost stations inS obtained fron the previous years IfUrsery at that stationby selecting bunted heads poundroD all infected vriGtics end froD collections DQrle froD faroersfields in the State where the test was made For the IvWiliatGan eXperioent the inoculum laS acomposite of racos knovm to be present in Kansas For the Kearneysville and Beltsville teststhe seed was inoculated with a cotlposite Dade 1lp of inoculum frOD all of the other nurseriesClean seed vms planted in the Logon nursery Q1d infection resulted fron the soil bormc organisn

The vurieties axe listed in order of the avertge infection at the 10 stations Thesemiddotaverages ranged fron 01 to 671 percent The average infections for SODe standard varietieslere as follows Ridit 20 Relief 26 Hussor 32 Minturki 91 Yoga 95 Nebred 103ond Oro 172 Of the susceptible check varieties Kh1Xkof had an average iIlfcction of 360 Cheyenne 39bull0 Quiviro 518 and Chiefkwl1 671 TJO hybrid strains hnd averogo infectionslovler than Ridit These were Oro x Turkey-FlorQamp1Ce (F9) and Hussar x Kmred (CbullI 11989) Fourselections fron the cross Hope x Turkey 1069 bad aver~ges 10Ter tlDJ1 the porelit varietyTurkey 1069 (CI 10016)

At the bottom of the table are shovm the average infections by stations rhe heaviestinfections with inoculum other than the dwarf bunt vmre obtained at Bozeman Ivlont Fort CollinsColo and lviurJbattan IWns A study of the lbnhattan Akron Fort Collins ond Bozemun dda gives some indication that different races mltJY be present ot these stations The behavior of thevarieties at Logon is of interest in thlt some of those eorrring rOpoundistance to the races presentin the Plains are also resistant to the dvrnrf bunt present at Logon In other cases strains trot

are quite susceptible on the Ploins see~ to be ~oderotely resistent ot Logon

Longtine averages are shovlD for vorieties gr~m for more trAT) one ye~bull For the period1932-41 Turkey 1069 (CI 10016) Nebred ond Hussor hcvo the 10middote st avero~es For the 3--yeorperiod 1939-41Hope x HussCX (C~I1l834J Relief 2nd Hepe x Turkey 1069 ~CI 11964) hmiddotweshmm the nost resistance Severol of the vcrieties trot mve beon highly resisttnt in thesetests and are othervlise agrononica11y desiroble axe being tested llith individ1U11 races tht havebeen identified in all of the wheot grovling areaS

bull j

i

86

j 1O~106101

7middot96

middot_----~----------------~~-~-~------~--------------------

rI

55

UNIFOBlvI WINTER vrnm RUST NURSERUS

In t~bles 25 ~~ 26 ore presented dQto qn severity of le~f~rust md s~g~~~t infection

on the 30 voxieties qf winter vThed grown Ll rust obss~tion nurseries t~ltgQgheIJ~ tho oountry

in 1941 These nurseries Jre LUintained froD yeor to yecr ~s part of n J1Jert ~elQUrQh progrno

corried on Ll coopcrotion ui th agronorUsts and patll010gists erployed in the ~evoru Stdes CODshy

cerned Lcter t 0 cooplete report of these nurseTies ui11 be issued 8c1d th9 rust percotCges my

not agree ent irel rlth those presented here since the clto sItovm in this less de~oilecl raport

include only figures for the severity)f infection

Differentiol dato for leed-rust hlfection -rare obtdneclfor the vcriotips ot 20 stotHJlS

(toble 25) In cnlcul~ting the over~get Q trace (T) ~ns considered2s equal to O Aoong the

seuihJrd whects Hope x Russlr (CI middot11682) Hope x Konvde (CI 11959)~ ~lcl Red Rock x BGpe

(C o 11821) Ind the lC)VTest ovemge infoctions Of the lnrd VIhBats IIt-uqui110 x Oro (CI 11979

and CI 11851) t Hope x Cheyenne (CI 11969) a1d tavrvnle x Tenrnorq (CI 11956) had averoges

less thaR 20 percent In the snme tests susceptible voriotieshad aver~ge infections of from

60 to 715 percent

Stem~rust readings showing differential reaction wore raported from 13 stations (table

26) Among the hard wheats the mosb pronoun~ed resistancQ vJUsmiddot shovm byHopb x CheyOJlIle (CI

11969) Hope x Turkey (CI 11964) Mnrguillo X Oro (C~I 11979 Cw1d CI 11851) t ond R-044shy

Minturki x lVJinturki (CI 12022) Of the semihard mGQts Hope x Knvrvole (CI 11959) and Hope x

HusstX (CI 11682) md low nveroge infections

Toblc 25 _Severity of 1e1 rust infection on ninter nheQt vQrieties gravm in the Uniform Rust Observation Nurseries in 1941

VGriety or cross

~

5355 302 50T+ 25

15 305 15

1 70T 501 65T50T 35T+ 10

T 301 50

1 65T+ QOT 5o 10o 1 T 25

0 25T+ 30

T+ 30T+ 45

433131054 4128

30 13313~3

806570

70 36765 11975 56770 46460 24460 26140 180middot25 15835 15465 21865 190

170 261

80 63 080 71535 35880 64910-63 390Q5 8HO t9 010 t5a I1099 OJ

15 117 m15 124 I

65 245

B565

100100

6520202540202515

46 SO10 50609025 5T 10T 70

2S 1525 lt1585 6040 80

T 255 40T 25T 255 Z5T 25T 10T 20

251015

TTT

20355

2010

15203030

52020

101010

1

30 25 80 - 9025 60 80 9015 5 80 8020 65 80 9020 -40 60-8Sshy20 85 90 10030 40 60 9010 T 25 10

1 T 20 105 T 10 20I T 10 20

T 10 40

70502060eo6070101015

510

753075

55

10

106080704030401510102015

9595809595959020

5Q

5070

7010100102010

100100100100middot

75202020

T55

20

30506030104020

TTT13

503080TTT

75 5060 7060 540 8070 middotmiddotmiddotmiddot6065 9085 4040 T

3 23 2

25 T20 20

25351575T5

JO30504040252020

55

103

9090gt9595Sfr80857570657030

8585

51060G5

8090

70207580556570551095

2525402510

TToo

oT

402585-~

T

-

85100

254065shy6525

5T

3T

10

3525middot9590

52525TT

105T

759510

10085

10075

5252

15

5060

100TTT

35

2525

325

3T2T

3

225615

115

5

)5252010

5352middotJ

515204025

60 7560 9510 545 10000 100Z09015 20

5 55 T

30 T3 T5 T

355

75T5T

7590306585-85452010101550

1530

57

1055

-0ooo1+

607075551045

51020656065

40755580755520

3551

20

T122

5211T

502510

253010152510

51TTE+5

TTT5

51020TTT

152025101510101515201015

50754050404020

T

fSoit Bed ~hignn Amb er 5620 751 TiUIllbu11 5657 80~~tDcnton 8265 50ti bullbull M(3Jster 6471 90

~tmiddotgtoiit~~~ioncon ~f~ ~gampi Purdue no 1 11380 80r~WijDas1i 11384 60t middotEUitzsel x Hungarian 11849 50~Fultzseh x HungaXion 11850 45~rbulll ~tz sel x HuDgorian120l7 30)middotFultzsel xTJWIlbull 12018 40

~H~eHt~=Redmiddot 4843 50~l Kawvale 8180 ~ 35 I~nt~~i 6155 50I Hope~Hussor 11682 20 HQpc~ KuwvrUltl 11959 20

Red~o~k x Hope 11821 35

atI~ ~ep7 51 A6 I~liiiiibda J 50 Tcnmarq 6936 65

Kharkof 1442 75Mala~of 4898 80Comanche 11673 40

I Pawnee 11669 30 Kawvale x Terimarq 11956 35

Marquil10 x Oro 11851 50Marquil10 x Oro 11979 30HOpe x Turkey 1069 11961 25Hope x Cheyenne 11969 20E-41oMinturkix Minturki lAJ22 70

~ -l

=_---~------------ ~----------------_ --~~~_-~~~

Table 26 - Severity of stem rust infection on winter wheat varieties grom in the Uniform Rust Observation Nurseries

11lJ~J

in 1941

----[AverC1ge for I13

stations I

I519467500515492538 j488566 1

558 CJl591 -J

535 I-

535 j

467 j

290 219 i

5-919 ~

318

18320028828513818613~8

4429220511

1

)

--~---

30 100 75 T- 30 100 65 65 20 65 2035 100 80 T 20 lOO 65 60 15 65 1530 100 80 T 20 100 65 70 15 65 3035 95 85 5 20 lOU 65 70 15 65 3540 100 70 5 25 100 65 70 20 65 545 100 80 5 40 100 40 80 25 60 3545 85 80 20 20 100 60 70 20 60 1550 85 86 10 30 100 65 80 20 80 4040 90 80 20 30 100 65 80 20 70 5050 100 88 40 40 100 65 70 10 80 5035 100 90 10 40 100 65 60 10 70 4555 90 85 5 WO 80 60 5 70 40

10 75 90 25 FO 65 60 5 65 T10 90 40 10 15 90 20 15 2 25 25

5 20 60 T 15 80 15 20 5 10 10T+ 10 T 0 25 5 10 1 T 20

15 T T+ a 5 5 T T 0 T T10 60 0 20 lOO 25 45 15 25 -10 3 25 10 20 90 5 -~ 15 T T20 10 25 0 15 75 20 10 15 T T25 - 15 55 0 30 100 25 20 15 l 10

5 20 60 T_ 20 100 25 25 25 T 1020 T 20 0 15 80 5 T 5 T T20 5 45 0 15 90 10 15 5 2 T15 5 10 0 15 90 10 T 3 1 520 5 5 D 5 T 5 3 T T10 T 1 0 5 10 T T 2 T T

5 5 0 0 10 5 T 1 T T5 0 T 0 0 T T T 2 T T

30 0 2 0 10 T 5 2- -T T

0 e IMchigan Amber 5620 40 65Trumbull 5657 2 50Denton 8265 10 65Fulcaster 6471 15 65Ivioditerranoan 3332 5 70Minhurdi 5149 10 80Purdue No 1 11380 10 50Wobash 11384 25 65Fultzselection x Hungarian 11849 20 60Ful tz selection x Hungarian 11850 15 60Fultz selGetion x Hungarian 12017 10 6~

FultzsGlection x Trumbull 12018 2 50SBmihard Red

HUssar 4843 T 65Kawvolc 8180 T 35Minturki 6155 T+ 45HOPe x Hussar 11682 T T

HoPe x Kawvolc 11959 0 TRed Rock x Hope 11821 T 50

Hard HedtKnnred 5146 0 60TeIlll18rq 6936 T 70Khurkof 1112 T+ 75Molukof 1898 T 80Comanche 11G73 T 35Pownoo 116G9 T+ 35rowvule x Tonmorq 11956 0 25M1rquillo x Oro 11851 T 10M1rqui110 x Oro 11979 T 10Hope x Turkey 11964 0 THope x Cheyenne 11969 0 TH-44-Minturki x Minturldl 12022 0 T

Is ft R d

Variety or cross

Ii

~bull~bullbullbullmiddotbull1

~ ~

J

-~

rmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddot

~

for nillltl voxictics grOVI11 at six sbti Jns ~e s~izcd~ lotIlCO rolccl firs~ ~ayipg on jdvontogo

in yield of 14 bushels over Conll16he~ In third IJIQCc TcS Chicpoundlm1 foli~ved by Tenmrq and

Choye~o Korlred and Kharkopound l1odthehciWest ~vcr~cgc yields fOr t20 periodbull

Ta)lomiddot5 ~ SUDI~117 of~voiogo Yiold~ of tho uniforp winter whoet varieties grovm inp10ttosts~t 6 stctions in thcoOl1trcl (jlistrict 1911

) ~

B-- - Avr~go-riTld hb~Sle_ltrDlrO JiT--E V~ioty ~ Cmiddot Imiddot ~North Jvergo

______ ~- middot_p~lb~1ihJJ11[~ttan HrlYl-lC)l~1LJ llkron Li_~~~E1Pl~tte __~_

PavlIleemiddotCOIDiJnClle ChiefkanTenmarqCheyenneNebredJ31ackhullKlmrkof

11669 314 42~7 410 15211673 ltl96 406 375 185

11754 263 35bull 0 367 1646936 239 350 386 1598885 281 2p4 342 12-9

10094 220 259 346 1186251 233 236 326 163

1442 187 249 331 120

-

2981521921511842007

15911~6

108

435

Standard error of amean (bushels)

middotStundoFdmiddot eriorofti mdbD (percent)i___~__ _---__--_-~ _

Table 6 Suttlcxy of avorcge yiclds of 9 wbter yheat varieties gra-min plot tests lt 6 stashy tions in the central district for all or r1 pert of tne poriod 1939-41

middotf + bull bull ___ _--~~-------~-f-m--

middot-V~riety CI li--~yerrg~1t~1middot~__~l~$l1el~

1______ nuober I$lbnhattan EnyUQolby l-11lk=middot~ran~~middotJ===L==-=--~==w~1Humb0r of ~rc~~rs grom 2 3 1 2 3 3

Pavincc 11669 318 246 410 110 251 129 225Comcncho ~ 11673 91 i44 375 135 186 145 21-1Chiofknn 11754 281 ltl27 367 131 200 161 211T~q - middot6936 26S 21~8 386 12 175 144 199ChoyeIL10- 8885 270 160 Y12 lO~7 202 190 197Nobred 1()j94 252 176 346 10~5 184 194 194Blockhull (3251 250 16~7 325 125 187 158 18-8KcUed 5146 228 16~6 352 108 172 185Khnrkof 1112 i 21Q IG1 33~1 9~3 151 169 172 i-- ---- --_ ___-__-

~~le Yields obiinedin the nciJftperil~istrict ia 1941 aXe prcschted in table 7~ Ihtn wer9 1- ~ -

i-qgtortod froq 7 sktIcii1s YTithfour v~-iriotiQlpeing grovm illliforuly For the average yiolas ofbull I- i- bull

ti~se sht i~S J iun-irdx lii111nrdi (d~i S8SSS 112a 0 Slight~dvLntigemiddotin yield fo11oel by Yogo

Ivhrr1in und iilinturki in the order I11Jledmiddot Excludimiddot~g the d~to from St Pul 2nd Gr~1d Rapids from

tlO aver middotgQs iunrd x 15illlnrdi (C ~I ~ 8888) rDi1ked first IDirkOfseCOl1d ai-id Yoga t~ira lviil

turki nd LVJcIIlL ~Dd thcloues~lt1vmges ~1 though tllO sprc~Jmiddot b0tv~Wen thomiddotmiddot highest Clil-d lOVlost Oye-

r~ge yields RS lossthl+twobUshelsOvwro3-yomiddotr period ~ot 6 sttions (t~b1e 8) Yog0 Cild ~ - ~

N~bred hcl the SDO ov~r-ge yi old cl9sely f oii6lOel by 1Jiii-~ra x UlinlltJrcli (C I 8888) mel Kl~-crkof -

-~

h

middotmiddot 25 (If

j Table 7bull SutJIDary of avercge yieJdp middotof 7 varieties of vtiilter heat grOJIiriplot tests amp~ 7

stntions in the northern district 1941 _ J

C1Gie ago yield inJ]iyencr exe a middotmiddotycrag-neIdVarictyorcross ci~ 1- St Grol1d 1orJ- oze- lVJOe- T-~ b sti11

-=- __ numocr hioscca p9u1 JEbpid~ dan IlDJl casin vrc tions tmns=J

Y1iIJrd x Minh1rdi 8888 167 214 24~6 35n 32~9 382 225 273 291KhJrkof 1442 gt66 ---- ---- 364 397 374 250 ~---- 29~OYogo 8033 87 175 242 379 308 40~ 247 263 285wmont 6700 Oi2 _- --~ 382 387 381 58 ---- 282Hobrod

10094 90 364 357 368 214 279-

Minturki 6155 101 179 2312 333 316 38~6 244 256 2761hrmin 11502 18~5 200 ~~- 367 30~3 32~~_181~~59 _2~_

~

StondJrd error of 9-moon (bushels) )44 207 218 296 279 102 092 O 7~ 091 St~ll1dDrd error of ~mcan (percont) 1258 1317 877 820 791 2 68 383 338 352

------11 Excluding St Pbul and GrciidR)pids

Table 8 _ SUrnrDu-y of CvorL1g~ yields of 7 wintor whcnt varictics~0vmii plot tests at 6 stashytions in the ortherr district for 011 or n part of the period 1939-41

ifoight-Cd~ bull bullbull lt

I - d ~r~~101s Pj-ClO 2t -VJXiety or crQssgt middotmiddotCbull hor-I Boz~ iIoecj )ve- I

= i 11Uniber vifasocn iclcn-L-L1DIl I sin Ehvr_o r~ 0____

llfumbor of ye2rs grOqn 3 2 3 3 3 3

IYogo

87 L1509 199 298 8033 353 360 311 iNebrod - 10094 345 116 396 493 263 180 298Hinard x Minhordimiddot 8888 366 905 355 457 290 178 292Klinrkof 1442 308 92 383 494 277 200 292Karmont 6700 80 362 494 282 202 284Minturki 6155 316 97 349 164 285 184 283lvllLmin 11502 349 135 359 404 246 154 275

States

In scvorol of the StG-tcsthero lore two or more coopdr-diing st2ti-Jl1sfrom vThich date Tere

rocoivod- in 1941 At sono of theso stations only the unifort1 voriotiosmiddotmiddotiere grcim Thilcct

9thors aMit ioriaJ varieties were included It has been the practice to sUlIlt1arizethe middotdiitiJ by

St-tes by averaging yields from all stations within a Stato In ]941 more thun onc stntion reshy

ported data in Tcms Okluhoma Innsas Nebraska Mim1Cs0ta arid Montonn and summariltls wero

~ mnde up for thoso

In TOlqs lmiddotyoriejie~middot tero grOim at the threo sktions (Ina tho averoge yields oxo shown

in table9 middotKrlIN~O ~T9nparq(CI11956) lvbrlin x Torunlt1Xq3(CI 11805) Fameo 2LJd COIJQl1o

che hld the highest oVeroge yields For tho yo_Xs 1939-41 includh1g9 siction-yoors Pan1eo

Comanche me l~rt~l x ~cnr1IJrq3 (cr 11805) rll1kod the highest

Tw stptions rcportQd datg bOk1~10Ila in i941 (table iO)~middotKmmiddotIvnlox-middotTonriarq(Cl 11956

raJlked first COIp1chosQcond pndJawnce third Foral1or1i POxt of tho ~pcriod 1939-41 5 stu

tion_Y0Qrs Pamoe 1115 had the highest DVercgc yield follOlCd by CoCucho and Tenoarq

- 26 -

Tobia 9~ -l~vr~goYiold in ~ushdLs por ocrbof Tintor n~lot v~riCtioslt grOmil~ plot tests in OxS 111 1941 uld V101ghtod ovorgospoundor 1939-41

191194I9181185

16015 7172144166

---------~-------I-+----~-_---+_s---- I

-=--olt-c- u-----Ra--~middot-l I1middot I2 I5 I

I

I

218205190

181-179 169

- 14 bull6 )A2

124 120 middot117

115__----

11956 11805

11669 11673

6936)11754 12106

81805146

8856i 1442 gt

6251

ViriJtJ~ orcrcs s j lie1 I~--1----- -- ~ i-2luobvr

~~~~c~gt=~ Phvmoo

~ ~ 06nonchomiddot ~

6~~ 11middotI ~odIL-rd Fcdorot ibn x Tcrunrqmiddot~~o Jihr1~r Blaellthull

middot Kbarkotmiddotmiddot Blackhull

2i

6347

59middot~

1011

303314272280276

-254275249252248243

Table )0bull- veroge yi~ld in bushels per acre of wintcJ wheat vadeties grown in plot tests inOklaho~in 1941 DrJd middotvrcigltcCl uvcragos for 1939-41 I

1--------------- Imiddot J ~-)vcr CyiOIirTn--bu-Slh-Cl-S--------IVoh6tymiddot6i- cross j I c] 194~ 19~941

1----------__~__~ I numbor~ (2 stohdns) 5 stohon-yeJXs Bonk _

Kawvo10 x Tonmorq 11956 356Cornoncho U673 352

middot Pavmoc 11669 345~middot1VolC gt bullbull ~ 8j80middot t 338 ~centnmorq 6936 32$middotDhoyenno $B85 277]trly Blnckhul1 8856268 middotChiofkori H754 254

-Turkey 1558 24~OKanred 5146 234BIQCkhull 6251 221IChnrkof 1412 220

1 _

Doto wc~oroportbdcfmiddotr6mthroo shtions in Kll1s1sin 1941 (table 11) lith thirteon vori-

middototiosboinggrovl11uuiforI11y pavmoC~lod thohigl1ostovoroGo yi oldfo11owei by OOIlahcl1O and Ebrrshy

middotlyltBlookliuiimiddotxToiu1orci (CS~ 11952)Chiofko1rCrJkodfauxthoJdTeon1rq fifth For the 1939-41

poriod inc1uclllg 5 station-hcrs tl~o vrictios rQ21c in tho follovTbg ordorfor yiold Famoo

COrnW1C1l0 Oldefkol nndTcnImtq

In N0br~sl~ tuost~tions rcpo~tod amp~to mld ~t theso Ncbrod hod themiddot~igllCs~ uvorogo yio1d~

fanowed by hwod x Blackhlill (CI 1184-1) ondPQImoo middot(tabl0 12) COJ1ltJ-1cho tC1l11ltodlast duo te

wintorki11ingmd hessibiJfly dDago Cherenno soloctitm ChOyCn10 Povmee ~dmiddotNobrod had tho

highost longmiddottir1o ovcrigcs C

IVbrnin had tho highostrwOigd riold in IVIinllosota in 19lt1l(hole 13)~ MinlXd x iv1ilJi~di

(6I 8$88) o~cl H41Xi1int~t1cl2(f)Il41~Z701-)a1sbr8jllcd high Thrcoviiiotibs iAiliarQ x IIpoundrgtshy

middotlnrdJmiddotmiddot(CI 8883)- rc1niplusmnl 6nd IVlJntWki foJt) aDout equ61 foriicldfortho lastthroo Yo2rs

l

- 27 -

Table 11 Avqrqgeyielci~i~busho1~middotPQrocreof~linbex ~1heatnridtlestpOIinhiplot tests inKansas inI9~1[Jyl vrcighted avorgtgcs for ~~39~n

Vnriety orcro~s CCIhunber_J-gt

PawneeConanchohly BlnckhullChiepoundY-anTonocrqCheyenneEJrly BbckhlllOroNebredEDnredBlockhullKharkofTurkey

Table 12 4iv~rogc yi91o In bushels oor nere of VTil1t~r hed br~etiosgTovnl il~ plot tests inNebr~slm it 1941 ti1ld Vrcighted avcrrges for- 1939o41

Vortety or cross

NebredKanred t Blocld1UllPownee Cheyenne selectionCheyenneChiefkanTurkey selectionNebraska No 60BlackhullTenrnarqKharkotComanche

CInunbcr

10094llSmiddotH1166911666888511754

115776250625169361442

11673

20~1 200119~4192

180 172

168153135131130Ip

189

190 199

190 18i---~

175173190162IS6

4

3125

67

1098

3

21

-

Bank -~II

~---

~---

----

331

334 337

- (

211209193middot17317i1amp81$~8142

6155

8033---~

-----1150288~8

MJrminMinord x lViinhtrdL amp44 x Minturki2 (Minn21QlfIvrinhtrdi x lik1rquis(liiru2699)Niinturki H-44 x Minturki2 (Mil1l1~ 2702)Yoga bull ~

H-44 x Ivinturki2 (iAiill~ ~mo)

Table 13 Average yield ill bushels per acre of winter wheat varieties grovID in plot tests inMinnesota in 1941 and veighted avcrnges for 193941 r -jy~~ middotidld inbushels

VC1riotyo cross Clmiddot 1941 19 9 1I----------~-----_----c_~_1--number 3stoampJoi~~r (13 stationyenrs) I

In Montonoeight v~ieties vvbre grownunifCJrtlr at 3 stations 0$ shown in table 14 middotKLz-l l - -

mont Klk1rkof and Nqv1tirk r~ed highest in 19~1 liTlllleTClrturkYogo andfDrmol1thndt-he higlo

cst yiolds during thb~~e0period1939-41

1---

~middot28

Table 14 - ~ver~~ge yield in bushols per oo~~ of Tinter he-t vu-ieties grovm h plot tests ilIYTontQIllJ in 19~1 and reighted bvorages for 19394J

Voriutymiddot o~ middotcros-s---] cI~-~~i~~~QshgS-middot_middot_middotmiddot--~-middot-~--=l____ i numbor Lt3 st~2)rsLlt8 stob~ors) _middotR~E middot_i

K1rcont[ 6700 312 30bull5 3 lGwrkof i44~ 340 302 4 INewturk 6935 336 308 1 IYogo 80~3 319 3062 WLinturkimiddot 6155 315 292 middot5

IHebred 1009431~3 289 7-Minard x IvLinbardi 8888 312 290 6 II_~_r_mi _middot--- -+I_l_l_5_02_~- ___271 I 251 8___

1

II

$UJ44ARY OF A~ONOlinC nTA [

The agronomi ]ata other t~ ~ield have been sUIDIDarized for each distriatpoundor 1941 iii

tables 15 to 17 Ih~ach easo the CLlt~ qre overogcd for as lIQJly varieties and as many stations

as possible The numb or of stutionS ehtoring the Qvor1ge is shovm at tho tOlJ of each column

The dik for ~h~ southo~diSt~ictbull arepro~entod in~~~lo 1middot5bull The or~leadodconS~dei-nbly eJXlierthancin1940but the relhtive ot1liness of the wriotiesrerik1inod the SQille

]hdYBlackllullh~ridca t4e~~liest JUlr lov~e~and CotlUlchc wore ~yenJiormiddot tmn Tc~qChiefkon overoged~edo e2rlier t~mxf BlackhuIl RipOIi~g htes shoviodo narrower rCl)lgcioXid

in this case BlackSult ovcr2l$pd ono ddY emiddotmiddotrlier th-n Chiofkan For height KcwlV21e WOoS thetoU- ~ ~ - ~

ost and lavmeethoshortest Lodghl~ d1ta from tilO sbtions SL07 toot Chidlmn ond ~r1yBlcck

hull lodged the ]jJo~tvlhile CotlnJ1c1~9- 8nd BL1ckhull Tero ciso wenk It ymS generally obdervod

thlt tho St~amiddotl of- ~lBlackhull T~t~ rQS i~lined to be Teolt in 1941 Kowvale ~Tonlmrq (cr I

11956) Pmrnce K~tyenale and ConianClicilmd lOYT 6vCtDgd LllfeetioIlS of leo rust Test middoteighbs

VIere 10 in the district with FerlYB~ocldlUll hvil1g the highest aver(lge of 565 pOU11ds per bu- -

sho1 KavlVale x Tcnmaiq (Ct 11956) ranked second end Clliefkru1 third for ovcrage test Vleight

I Table 15 - Sutlllry of agrononic chtq other tInn yield lor vlintor varieties grown at cooperatiIlg

stations intho5Olthc2l1odistet 1941middot

iI

1llUDber of stations ~ 4 5 2

KoVlvole x Terunrqo 11956 I~ tl 13 37 35 gtPowl1ee 11669

~~ 19 13 36 30 5

Conlche 11673 May 7 13 37 5S aTouulq 6936 Xiby fO 15 39 50 23KavllTc~10 8180 bv 3 15 40 29 5Chiopoundkan 11754 ~y 10 15 39 66 58Jlhrly B1acld1ul1 8856 Aprij 29 8 37 65 65Konrad 5146 lv~~3 17 38 60 65IChoikof 14~12 IoJbiy +1 i8 36 52 68

Blackhull 6251 l~hy 11 M 39 5e 63-__ ____ ___w ___ bullbullbull __bullbullbull bullbull _ mR_ __ bull____bull-~--~ ______ ---- - 4____middotmiddot_middot_~ __ middot ___ _- __--

I gt-

5

56~0

54_6550 tmiddot547534559565

-520510853~9

i

- 29 I

TliO~ c0TJtfulmiddot distdct cl]ii ~0 avorCgecl for 8 vCri9ties Jcl aroptosortod hl tolo 16 bull I

Nobrcd old GlcyCI1ne hal tllOl1ighost avqroge wintor sUIvivaJs T~le two cotlicst varioties woro

Pameo old Comu1ce both ovoroging to cbys ec-rlier in loCJing the-- TOPDltirq klmrltof l0odod

the latest Fawnee ripenedtmiddotwo days earlier than Comanche aldfomiddotux days carlir thcul Tennarrl

For plant heig1t l~obred wns the shortest and C-dcf1f4IXl tilctallost Loaf rust infoctiol1 nvoroged

tho lowestmiddoton Pnwnce andCocamc1Jc nJlp the highost onliobred Culm cOU-lts slOVI Pavlloo cnd Noored

to Imvo hud tho thickost Dll Tonmorq tho thilmost stoncls at tvo stQtions ChiefYnn hod Gllo

highest avercge test vmight por bushel with lIebrod tclci~lg socond ond Pmrlee tird

~ -

Table 16 - SunrnnIJ of ogronoIJic dJta ot1er tra1yield for vhter rhrot varieties grovm at coshyapcr-ti1g stQt ionsintl1e celtrcl district 1941

Voriety rcor J(ampte-=r-t----7-LuOc----+-i vcrcmiddotgrmiddotto es I10igJtnunber survivrl E~do4l~_o I Hoipoundt rust_ r ~shol_1

--=------ Percot ~IJ[JY (IclldS)(porcert+=-~~=-umiddot (PouldS INuobor of skt ions 4 6 5 6 3 2 6 IPawnee 11669 69 23 June 24 31 24 260 580COIJm1che 11673 65 23 Juo 26 33 25 162 575Oliefkon 11754 66 25 JUlO 28 36 39 184 601

ITcnnarCJ 693665 25 JUlle 28 33 47 155 56 8~loyel~le 8885 84 27 JUll0 29 31 69 215 578Nebred 10094 92 26 Jule 28 29 75 251 58 3

IBlac~lull 6251 69 25 June 27 34 65 195 57 6Klmrlwf 1442 74 28 July 1 34 65 i72 565

In tho aortherndisttict seven varieties tnypo conp1ed for clmrQcters othor tJl(1il yield

(ToMe 17) olthough tho data Dxe sotevlhnt frogncntorJe MJXDin and Minard x MiwJXdi (Cl 8888)

had tho highest avertlg-o survivcQs Marnin heoded the earliest but vras l1ot ripe os oorly as sone

other vQrietios ilt four stations Nebred hOO sligltly the shorter straw Loopound rust averages

shcwed -no ltliff0rcncos for t10 vJrieties but pound01 stoo rust Yogoand Nebred hod tho lowest eweshy

rages liunord x Iunh1rdi (Cl bull 8888) had the highest avcrcge test weight per bushel with iL-gtr

Din and Nebred being fairly goo~bull

~able i7- Suru~Uy of agronooic c1ltlta other thanYio~d far vTintcruholt vcricties grovm ot ceshyopercting stotions in the northonl district in 1941

j

Y tmiddot ImiddotC IJXJO Y ormiddot crO-5S~ bull bullInmbor

=-J~T

Nurlbor of s t-t ioi1S 3 5 4 4 3 2 3 3

lvIinurd x ipoundil~mrc1i 8888 77 12 14 34 78 17 92 79 601Klmrkof 1442 57 11 13 35 25 585Yogo 8033 61 13 14 35 87 5 85 65 581IfurlJont 6700 53 - 35 - - 572Nobrod 10094 64 11 13 33 7 - 592

li~Minturki 6155 65 12 13 36 89 8 89 67 575Mornin 11502 78 10 14 36 74 44 90 67 593

I----

~-l

SU1EmRY OF PLOT DAXLii

The 1941 crop Vls subjected t)severe -rintorkilling L l~ebroskn ci1d yeninuesoto hession bull I

fly and 16efrust~~ in Nebroslm ~d KnnSos Clld both led qnd steD rust infection farther

southII

Ill Oklcll0t and Texqs tdomch Ll0isturc YJQS reqe~v9d QJ1d ot sor10 stations lJUVest VloS

difficulti

(

In the southltrn district Kawvale x TenmarqCI 11959) a new va~iety in plots ranked

first fOJ yield with Pamee and CoJlaJilche second acd ~hird xspcctivelyI -

The Blackhull wheats (Bla~lili~li EJrly BlackhUll end ChictkDn) lodged or broke over

badly in the south~~~aJst~ict-under ~heextreIieiyrot coJ)ditiohsc

In tho central distrJctQvrnlte~Gorinnche and Chiepoundlon ~md the highest averoge yields at

six stDtions- 11he~o 1faricyics mde tlese averages in spitc ofvlint~rl~ning in ~Tbbraslro caused

by th6ArDistice Diy itorm~

i

HdreDpither vCgtricty d~d ICll in 1941 duo to

The bmiddotluvior of PowilCe Cfld COlJllnche is fairlyconsistont ot all stations in tle soutlcrn

ondcQntrol rlistricts cxceptot lIorthiPlcgtttc +

win~erkil1ing lt1J-ll neither roucs higllhcthb longer tine ltlv-eruges foryieldI

In the ~Qrthem dist~ict Minatd x ~i~11rdi (CI 8888 ho(l thO highest overgeyic~d 0)

five shtionsKhorkof rnIiJced seconaiond Yog~ tMrclI

Tle tVTO ncvrly naned hcots Cononche olld Immce nucle good records Cooancle is being

increosccl ot Chillicotheolcltbe plcn i~ bo Clistribute it froD t~1~t station in 1942 Pownee is

bc~ng increased and purified d WJltmhoJtcn Q1dLincoln Nebrcslm IlnS clecided to iistribute the- - Imiddot

j

variety as soonos seed is avoiloble but 10 clcpoundin~te action las beetl tolton by IC-1o1Sos WhileI

neither is 0 perfec~ vorie~y it is f61t thot each is a step fottlord JTJCl eoc~J sloulcl clo well in

its-~pted 2Xeo

fn Mil1Ilcsoto the behavior of cOJtoin FM x Mi~turki2 ~trQins WltiS pleasing ~hese linter

vlhoots corry the Hope resistalce to loaf end sten rust

In the fall of 1940

tJHIFORM YIZLD NUESW _I

the uniform yieldti1UserY was seeded at the same 14etdions in tIle ( central and southern districts as in 1939 AtBushland th nurSG1J was seeded on both dry 8JJd

irrigated lanG4 Th0~ntirsQrYcoriisteaof 30vorietios cnd strcinsoach seeded in tlUee rod-rowbull 1-

plots IJIhe Il1llber of plots of each Ir~iety at a station varied from throe to five In tabIe 18 )

tiJC varieties mokirJg up tlle 1941 nursery together with StptQ r-Jld CI nunbcrs arc sho~m -

-------1IIIi

------~-----------

31 -

Tlt)biols -Vori~tios of Tintor lhoct grmm in tho uniform yioldpus9ry1941

~ -~t~r-~~~_~_- --t~~Lstt1~omiddot orhybrid nunbor

I Khnrkof 1442 -------Blf3cidiu116251 -------Erly Bhckhull middot8856 -------Nebred 10094 Nobr~ l~o 1063

IComncllO 11673 KD11S lTo 2729Kanred x Blackhull 11844 Nebr No 1098Pnvmee Ii-S69 Nebr No 1086Hope x Cheyenne 11969 Nobr sel No 363339Kawvale x TOIlllkIQ 11950 Kans 1102726bly Blackhull i TennUq 11952 KanSi No 2739Konrcd-Ihrd Fodoratiop x Minlmrdi-Mipturki 11970 Alltrop No 130Fort Collins selectiop 11971 E G 1143Cheyenne x TentllDIq 11972 Kons Ho 2748Cheyenne x Terunarq 11973 KUns lTo 2751Kawvnle x TenLnrg 11956 Dentop DTo 35-34-117iYhrtin x Tonmarq3 11823 D0nton~0-50-3~128Kanrcci-Hnrd Fedoration x TOl~q 11974 Dopton No 37-34-54Konrod xH~po-K~rd Fodoration 11975 Akrop Bo 533Konrod x Hopo 11976 Akron No 850Compound Cross 11977 A1Uon No 874 Choyonne x Thrly Blockhull 11999 vVoodv-rard No 1126CpoyorJj10 x Ebrly B1ackr-ull 12000Woodtmrd l~o 1127 1

Blackhull Xcrloyorrq 12101 H G No 40-102 IBlocldiull Tcnmrq 12102 H C No 40-115Choyonno x TomlDJ-q 12103 ll1s10 2749Choyonno x Tcl1Darq 1210~ ~ons No 2750 I

Knwval0 x Tonpcrq 11992 iobr No 1114 IHope x lJurkoy 1069 11964 Nobr sol tIo 363401 _I

KonrodHardFodqration 25007 x TorJDltUq 12)06 Donton sol No 25-34-44 IEinrcid-lbid FoderatiJn 142 c ToImUo )2105 Donton sol No 3334-303 I

----- ---

A cODpL-rison of tho 1941 list wit~1 tlrt of 1940 will S1011 onuobor of changos in tho nur

sor T011 strai~1s which SO~~JDod to bo 1ocldng ii1 ogronooic volue ond which roro not 110aded for

ecological studios IOrO roplocodby norror soloctims As S0011 as a strin is shown to bo 10ckirot

in somo tDIiortont chI[1tr it is omittod frootho nursery qlthoughit still my bocontinuod

at individual stotims Tho strais mvLg tho bost porfoJlOllco il1tho nursoryaroadvQncod to

plot triols 1m attOLlpt is also mdo to avoid too llJ1y dU1Jlicc-t ions botvroon plot ond nursery

tosts

DATA OBTAINED

In tiibl0 19 oro prosontod tho dta fron tho 13 nUTsorios No d~to Joro roportod from

Stilhntor bGcous~ of dipoundfo~ontial stQl1ds duo to sood trotnont tQLld from North Platto duet-o

wintorkillil~g FbI 0~Ci1 station tho variotios oro list~a ~11 o~c~orof tllo 1911 yiolds anClO1ly

the Ct poundlUii~ois nro given ~or id~l1tificationbull ~vor~go yiolcsru1d rOJll~sfor thoZ-yoar poriod

1940-41 arc givon TI1orevo~possiblo~ Pata othor tl~)yio1~ aro includcdvn10ncl]jroctors conshy

cornoclsoooocl to be rol~tod t) yiold or vrhon tho dDta shorrod lifforoncosboliovodto bo of inshy

torost

At DOlton tho nurso~y yiolds ~Toro sonovrbct bottor tl11l1 -th)sO obtoinod from tho plots

_________________________________--L ~_~ _ ___~

32

The highest yielding 1ori6tiGs~middotcrcCI 11952 C()nnnche CI 12104 und 11956bull Foro bull 1 bull bull ~

the 2-yeor period 1949i41 centu~ nupbq~sl~$Q2~ 11956 ruld Pomlee hoiro rod the highest ov~~Ctgc ~ bull ~ -i-middot~middot bull(~

yields KlDrkof llL1d the ioWs~~r~~eylq1dfor -Chis some ]criod~

The stroITQ-S reth~rtlmiddot~t~picothe rmd before h2XVcst considerblo loelgingo~ - - bull - ~gt~)j bull - 1

curred in most of the V~idtioSmiddot middotAfltf70fbe stiffer stXouorl stroins nercQo~lChq GI~ ~lm

bors 12102 11964 ond K~k~f lh16 B1ockhullmiddot ond l1rly$itCl9lJl11 s~J~ieel tlicC)~e~t str6~~ bullbull ~ i bull bull ~ bull bull -

Consiclercble rust cl079loP9d Jsppqiql]Jyon ~usceptibL vorieties while CI~ Iros lH~64 11969 ~ ~- tmiddotmiddot-~middot~middotmiddot 11 ~ i-

and 11956 showed some resistmce to bdth lealbnd ster1 rust ~ Septoria irifection~m~hOOliy on

all vorietmiddotio~ eicampPt(iIlti li9S6~~esJtv~i~h~vmre 10Wr~ging from ~6~6 to 8~pounds per

bushel

- 6Zbus~lCls per ~r9Jii~hPtivirc991~

- - I

nunbors 11976 Qildli97idt tll~bo1tOtiJ- - - ~ -

nui1bcrsl199Z rrl 12104 2t tho top of~16 list G-l1c1 qfr~

For the Z-yell joriodthroQ15t piuf3 aic tiod for~i~$tbull bull d _ bullbullbull

p1oce in yield noDelyPlt-~momiddoto CotibtJpl~omiddot and CI11973 Duri tins ~iirio peri6dNebrqclKlm~ t r bull

-

I bull bull

TIe highest yiolcli~lgVorioti6~yc~cIIi

kof md CI 11977 middothil1t10i~6ii~centrg6lt7ioldsbull l_-~_ ~- )~ f ~ i lt-

In the irrig2ilQcluursery tlt E3u$l~l1ii~lt os llOig2ts ranged frOD55~Ot o6i5middotJ1oUI1Jspdi~u - i bull ~ ~ bull

shel ad t10 yields fr6h40~4t~ai~2bu~~dlspcr acre - -

PovJnee C I llU9b0rs yl972 oclmiddot I199sthi1o]brly l3Lockhull C1ld CI 11975 ~qrd low tJ~~1940

and 1941 Yieicl~middotbyen9middoti~1middot~6r~ i~bl1tit ithe $e t~oe voriqtJ8stli1~ poundotedfi~~t ~n~[~4~middotmiddotVlCr(3

blso ~igl poundor t~e 2-yClt1Z averoge

The drJr land ~~s~y atl3~~~ffCL gave yields only ~Jig~ttY 1ower than those in the irri_

g~t~d nUse~r~l this estconsid9~JlJble)oafrustd~Vieioped onsvsCOl)~ib1eva~JOti6smiddotpound1Jlclthe [

~st vmights vmr9 $QIlow1W-t 10vwrthaniiIl tho i~rigatee1 nurs9I lheTbiot ies hoving the highest I

yields wereG~I nuppors 1Z105 1199Z~ DIld PO-Jllee while CJ~ 11915 ~6b~od~ QLld CI 11971 1ero ~ -- - l lt - bull bull

low GI 11l50 Pa010e and Cltl~6 11lJvo the highest ~yc(~ro~prgc intliis d-ry lGnd~

sory test ~ -

lt

StroxT IlQS Ullusually tall rt WQ~ehlTrd Vlit~l hoig~1tS Jol1gil~froo45 to 53 inchos i1d CIS

IJight be expectod COllsidercb10 lodgihg qccuJted botore lZVest SODe of the stronger sbroTodimiddotmiddot middotmiddotmiddot middotmiddot

strainsrere CInunbqrs 11977 1197~ oncl 121OZ ~e$t weights lTerp fqirly good illriost cosesbull bull bull bull 1- e _ bull

01tlOUg~l one vr~rict~IW0 woigIlt of~6 pouncls per bus1el Two vorietics c I ilunbors 11952 C-l-w

11972ri91dec1mprethml 50 buslels pprlcre~ CJl(l 11 vc1rietiesmiddot gt(1 yiOld bot7oen 4OQJ1i 50biishy

shell por nerebull Bo~ed~l1 tho2-YO~t-~crge the J1igllostfi~ldingvoHoticsmiddot lC~~ CI ilW1borsmiddot-bull

11972 ~1952 0ld l19 wljilo NCQre~ CI 11969~ oJ1clCI~ i1977IXtd6thepoorest yidld ~ecordbull

At MDcl1Qttcm LQclgi1l~ ilOSrqpo~ed for 0)1 v~rietiQsLiltj~ough CI Ili~f1bcirs il974 11971 bull i - -_ ~- i

mcl 11977 stooel up t~le best ~c1f Jrust rcoclii1gs llOrO foitlyl1ig+1 i~l nost coses DJ+etcol~idcr6blo

S~9Ll 1llst ~~eve~qped bull 91ointoxburomiddot]Qs f[lj7~y g90~ 0c1 test neights~ lith on Oxc9t~~ir~god

-33 ~

froD 55 to 616 p01X1lS pOI bushel Tho ~ighost yioldiucvGriety CI 11950 gave 413 bu~hels

per acre while thelore5t yield vlUs168 bllshels1er acry( Additional vpxieties giving-tho

bet~bcr yields were C~I12l-9amp CI1l956 qnd Pavmeebullfor the 2yoar period cl 11950ronked (

iirst Pawnee second OJidCT 11952 thiro This last ThUled variety is exbroiaely early [~d is

boing considei-oel as a p05siblo subst i tuto f01 Ehrly 1lockhull Strnins such as Khoi-kOf BlocY_

hull and Nobrodhave boen q1dto low in yiold tho lcst two y~rs

Wint erki11ing occurred at ibys with SOLle VJriotios having survivals as 10VI as 63 p()rcont

11I

while others CltlJ1e through the winter with porfect sta-cls StrQJmiddot vms fairly tdl and dorisidoroblloaf rustdevclopod Ol~ all suSccptiblevariotios~Thoyielcl rcmiddotngod from 525 to 196 bushols

per ncro lLnking tit the top of tho list Jero CI numbors 11~5Q1l974 ond11972 d~lilo Jt thlt

bottm 1I~rcNebrod ond ]hrly Blackhull in tlds cso a lctcQnrl onoxbroDoly oarly variety In

genoral the lS4L yields nro in lile ulth ullO 2yoar wcrBe

No w1wberkilling was reporiedfrom Akron but the dry wecthor previous to harvest causedmiddot

straw to be short test VTeightslight and yields low The lighost yields 7ero reportod for C

I numbors 12105 l2l06aca 11952 No 2-yoar avoragos are sholm for this station sLlcO tho

1940 crop v~s a fai~c

At Fort CollL1s grmrlJh VJaS hoavy as l+sua1 the strm1 las tull undbeforb bargest all va

riotiesIere lodgod completely Yields ranged from 69 bull3 to 449 bushels per acre The throe

highest yielding strains Lll 1941 Tore CI numbers 11974 11970 3nd Comnnche For the 2-)roar

period CI 11974 raDkod first folloITed by Crnumbers 1~950i 11970 c-uiQ Conmche

Test Teights at Hesporus ranged froll 60 to 64 pounds por bushel aJd tho yields from 648

to 349 bushels per oore The Mghost yielding vorieiies lere Blackhull cr 11971 Nebred

and COLlCXlcllo 011 oflhich gavo moro tIm 50 bushols lJor ocre ~nscd on a Z-yodr averagef

Comanche had telO ~ighost averoge yiold poundol1Oled by Blockhull CI 11972 old C~r1l974 The

agreenent betllOen tho 2ye8r nvelngo o1d the 1941 yields is lotsO goocl at tllisstation

Winterki11ing was very severe at Ames but the rellJtionship between survival and yield is

not very close For example cr 11969 lith a wnter survival of 86 percent yielded close to

the bottom while Cl 12101 with a survival of 26percent rmuod secOnd for yiGid so it is

apparent that other htizard~YiOre prE)sent Test vrOig1lts whore obtained rangod from 543 to 590

pcn~nds per bushel The highest yieiding v~~rieties v[ore Nc)redC 14101 bnd KJ-1rkof The six

lowest yiolding strains gave lessthnn 10 bushels IJer acre~FOr~ tho ~yo6r poriod 194041 CI

1197f has hd tho h~ghest avorage yidld follmmd by Nebred Pa~moe end CI 1195Z

AtL~ncoln t110 November freoze causQd consid~rablewintorkUliilgand therelationsllip

botlTeen middotlintor surVival anltlyield iis fairly goodbull incre~re 5omo exceptions in tInt Nelired

Cl 11971 elld Kll2rkof rith good survivals ru1k6cl rolctively lQYI iny-ield This 1DsproboblY

~

ctlusod b~r 0 combiIl)ti0l or Joopound rUst lnfotion~ hossion fly ~1lngo ~d tho h~ ~ough~bull All

varieties except Pamee Carrieda foiply heavy lecpound rusb infect ion and testvreights were ratherbull bull bull ~ ~I ~lt 1

low langing from 44~O to 592 pounds ]jar pushel~ wo varietJ~sC bullI~ numbers1JS50 rnrl11952

~yields abOv~ 30 bushels -oermiddot acreTlhilo f~mvnietiosCInumboIsmiddot1975 J205 ~ii~77 - i

~bndi1976~yi~ldcd 10sstl1Q1l10 bJShotsporO-ltFo TIloS 10lYiolds T10rC accotap~io(fbY~xhrlJolY

low wintor suwivals Based on tho 2+ycQJavorago JihrJy BJacklmll hndtho nigh9stnverogoI - bull bull bullbull bull bull bull

inciinodto bo vL1tCrtoiiidor~

middot yiold fonowed by CI~tJUIilb0tS1l950~ 11956 t lmd Pamoo~ All ()f thQsostroins are early andI

COllsidcrrblo 1i11torkillingmiddot VJUSrcport 00 from AJliancbut tho dnto arc not too consistont

lith vih is knownofthdhnrdii1ossof tho dipoundforont vc~iotios For 0~10 GI11964 l~d ai

survivnlof l00porcontcomparod bo 8~ -percont for a1lJltof It is YT)1 Mllbtf1l1 if this xol~

tionshipis correct Grail1 quQlityvtLS poundcidygood JlJdyiolclsxogcd fro 0 21bull3 to 84 busholsj gt - ~ gt bull bull bull bull ~ bull bullbull bull

poraCroCl Dunbers 12102 121OJ~i[u1dKl11rkofampvctho highest polds in 1941 andCl l11Woo

middot bors 11975 11956 D-ld 11977govo thoi 10I10stones ior tflC lJ~r p oriod CI 11972 rc-Jko~

fiist for yielii K11rkofsecond CO~1Cho t1ird and Jqn_ecf(gtUxth

~obl0 1~ - Agro1ooic Q1d other dcto for uniforo willtor uhot varictics BiomiddotJ11 in rcplicQt6c1middot j

nursor-plotsincooporotivecxporioqnps at12 stti6ns in t10 hprd r9d ~yintor vlheot lnroa iJ~ 1941 and nvor-ge yiqldsfor 193g41

bull

Imiddot

14

23

7

611

middotmiddot15 i

91011 ~

13

245215

23322120125223~5

203

VS 36 580 196VS 34 q5~O 181V$ 35 560 17~91532 560169

S 31 545 167VS 37550 166VS35 588 165VS 35 540 165VS 33 560 164VS 34 635lt 161VS 36 50~0 155VS 35middot 5~5 151VS 33 560 154vS ~31 565 150VS M 54~0 149VS 31 510 146VS 31 510 1lt11

VS 3~ 560 141VS 34 5SW 13~9vS 35 560 136VS 35 51~5 13~5VS ~2 560 121VB 33 56 0 middot119VS 32 56~O 115 213 12VB 32 50 3 J1o3 lQ3 17 VS 3lt1 9~O li1 212 i$ XS

Smiddot12 470 9 7 l~ 6 16 I

v 31 500 74 19 19 VVSS 32 170 73 182 18_

34 166 67 130 20)DOCli yic1CIio~ Oiiy lio-middotinrieties IS7 ousl1cIs--

Denton TeJmS(OW 1 ) our p pus

Ptv 0CI

number

11952 April32 1fny26 601511673 April 30 middot1~by31~ bull 15 2012iQ4 ~pr~l 39 June l 15 151l956loiloy 5 tUne1middotmiddot 5 15

11669- )by 2middot JUl1C 1 13 1512105 April 29 lvhy 30 4 28

12000 prp24~26 60 ~311992 April 30 ~ 3q 10 23i2103 tllili)T 2 JulQ2 10 a5li974 ~pril 29 JUlio 1 13 4511823 by 6 June 2 10 1812106 ifby 1 June 1 5 28

11972 Ithy 1 June 1 18 20li961 YJ6y 2 JUJo l T ~ 011019

0 97~t~pril 81bY middot3135 5

May 6 Juno 2 73 13 11950 Yoy2 JIJll0 ~ middot3 25 A856 -t-oiil 22 ~vftw 2~ 58 811969 ~By 5 lIDY 30 0 011899 by 4 middotJun02 18 35 118middot1L ~Jay 2 JULJO 2 56~5

12101 ~v1Y 1J~)q~ i 58 0812102 ~IJccy 2 Junol 53 Igt

6251 ~4V6 Juio ~ p5 18JlSn uJpiy 2 ri Jii-1Q 118 5511876 poundtiV 3 Juricl 63 2011870 thy 1middot middotJUno 1 65 83

11977 1441 6 Juno 3 80 3511971 ubv- 2 JUll0 2 73 36I 1442 ~ Juno lt1 55 40

monaiirucrrar ofa Clifferonce botloOD tho

- - bullbull~_c- 0_ -bull ~-

TO-ble 19 - (Co1tinued)

ChilliCQt)l~middotTe~s--rFoux plots----

- to

1

I

-r- -_~_ ~~ Leat-IL~pging r-w~e )j ~vo~o-Yr-- -- C~I bull~ Dah iHQigh~rust I eld 1940-41 BarJltn1lIlb er headeC-Lmiddotmiddot i

Percent PcrcClt Mels Bushelsr- ------ CInches39~- 11669 Maiv 7 ~ 30 241 213 1

11992 May 6 39 20 10 231 12104 May 2 40 20 15 2211673 IIuy 2 42 8 5 21Q 213 111973 IipoundW 2 38 25 15 214 213 111972 May 7 bull 41middot 25 20 211 2Q5 412103 May 7 41 20 10 20611956 ivJay 9 40 T- 10 193 17~8 912102 iicy 5 37 65 5 17411964 ihy 2 35~ a 5 17middot0 I11970 Ilioy 2 42 50 20 159 180 8 I11952 April 26middot 33 - 50 60 156 176 10 8856 April 2middot1 34 65 95 152 183 511950 ~i~ 2 39 ~ 75 152 151 1211823 LlJay 8 41 25 ]0 148 181 6 I

I11999 lbiY 6 34 65 90 147

112106 Ihy 5 38 20 75 1-1712105 llioy2 42 5 40 14511974 Lioy 2 10 20 30 140 162 11 I118M lib 6 37 50 60 136 181 6

I12000 April 25middot 33 65 95 136 I12101 ihy 6 38 65JJ 15 128 11969 lihy 8 38 ]1 25 120 142 13

I11975 iby 1 36 65 15 87 129 1511lt12 ~~ 11 40 65 5 90 111 19 I6251 bullJJy6 36 50 100 amp8 141 14 I

10091 Lhy8 37 75 10 78 middot102 20

I11977middot Boy 10 37 40 85 74 n3 1811976 rJoJr 7 37 65 60 amp4 1l7 1711971 lifoy 7 38 75 100 62 128 16 I

I

Standard error of 0- difference between the meO-n yieldsof any two varieties - 321 bushelsbull

11 Severe firing of leO-ves

t ~

~

r 3P~

rabl0 19 - (Continuod)

~

r-Tmiddot

913

13

71215

26-9239231

250236

29026~290

246214243

middot281

C I HQi~lltl I IIIJXlbo_r_L-==-~==--L---==C-~~r--+-o+l-------tltilt---~c-r+~==+-~gtlt===--~r-t~plusmn-r~~ROr=cn1~ct

~~ 1

lJ669 16 JUri~ 25 32 87 610 104 320 I II

11972 20 J~o 29 34 87 585 392 299 2i11956 21 Juno ltZS) 33 i 85 600 3S3 29~7 3 i

12103 20 Juno 30 35 88 600 383 i11882 18 Julo28 34 85 600 36111969 22 JunoZO 34 87 585 35~611823 20 Julybull136 82 550 34011973 16 June 27 32 86 600 34012104 18 June 273S 88 600 33811673 16 June 27 32 85 600 32511999 20 Julie 0 35middotmiddot 83 605 32512105 16 June 24 32 82 60032111950 17 June 27 33 84p80 31911964 17 June 25middot 28 86 610 31211976 18 June ~e 32 85570 30911977 20 June 29middot 35 77 570 3071210220 June ~ 34 86 600 30 711844 20 June 30 34 86595 middot2991442 24 July 1 36 86 59029811~52 12 June 22 32 87 615 29812101 21 June 30middot 33 85 600 28910094 21 July ~ 31 85 590 27911970 20 June 29 37 85 595 27411974 18 June 28 31 77 565 27212000 14 June 25 32 83 590 27212106 14 June 24 32 83 570 271

6251 20 June 30 3433 82 580363 213 1811971 20 June 29 81 575243 229 16

8856 10 June 2Lmiddotmiddot 32 80 580 ~ 7 1amp5 20 11975 16 June 28 33 80 565 212 211 19 i Imanaarcrerror of a differeJiii6~qiyroojn-1homQanyJo1dsof~~tw6-Yltii-+oti os - 3 ~Dushors----

I

~

ft

- 3$~

~able 19 - (Continued)

37~0 4

380 3

364 5

318 63~0 8middotmiddotmiddotmiddot314 12

341 7[327 9

325 10 J~

I3h4 middotmiddot12 3]5 n

~$~7 15

In1 17

29~4 14 ~

a74 16J

267 18

227 20237 1degJ

53509493491 479473-15244-7middot146433j27126middot12139939638$ 3943793793723563-123263r630~228~8

2712622Lh8Z4~7

6359~Z61616158~1606061i~6661605860585558506157564658605658

5334

3924

5051

294

5316fI8~i18

4045

2054tJ831393025Ii211129133155deg50

50495149494850

51SO50

4917

~I S1

564$ 16middotmiddot48lt53

48194948lt1617501545

15 14middotmiddot 12

1614

14gt 11 15

-131415

16 17 J510ismiddotmiddotmiddot13ltlEl13

~i~JP middott6middotmiddot17lt16 lt16-i5 ii

1$16

11 14

512

8109

11 Smiddot1014

1312

102

88

-129

14middotio

J2la

15 913 11

Alt

1514

1195211972121051210312104116691197412102121061199211956121011184411973

88561195011673119981196411823n87011871

625114-12

11975middot1197610094120001107711868

__n~_~2r l~~~j~~tlL6Igtilg Ib~ fgd]~Jvnyln6hcs) (EOrccnt) (ol1nds~-l-ri-~~u-shols) -----i

I

~ ltlO~l 2 i 405 1 i

standai-d error of a difference hetwe~n the mean yields of-any two varfetios - 19Zbushels---middot

~---~-------- --------~

Table IS - (Continuod)

- 3D -

Table 18 - (Continued)

276 7262 926-1 8

239 11243 1022-6 12215 13211 15215 13207 16182 -20205 17W6 18184 19

25 2) 43 5 52526 25 42 40 48527 25 42 60 47025 25 42 50 45224 25 43 5 44820 2Q 43 90 pound13bull726 25 middot14 25 t13~5-

23 21 41 50 13525 25 42 20 middot12~9

27 25 -11 5 middot2325 2lt1 39 10 U7

~ 26 26 42- 75 lt10322 2] 42 -50 38026 2$ 11 75 37625 2~ 43 50 37826

2~ t17 60 371

27 25 10 5 36325 25 44 80 36_025 ~ -13 5 31125 25 42 50 29~8

-26 25 45 80 297 28 2q -11 50 288

27 26 43 90 27526 26 39 60 26927 26 38 85 268

28 28 38 75 25729 28 -12 90 251

-ZS 26 12 80 24~1

27 26 39 80 21~1

10 IG 43 00 19(5

11950 1197411972121041199211952121031210611669119561196111999120001210111973li97011969121021210511673118411182311971119751197611977

14126251

1009lt1middot8856

----aJmiddotmiddotizcrogccr Survival D1e1r _ Rc)ight 1ecd rust cro

number Hoadcd Ii~1bullbullbullo L bull JLcld-----=-=--Lr-Fpcrc-6it 1f1y upo -h n--ch-os--Ircontj (BUSh91s)-J~~----I-

10090

100769391908396

10086

96100

98$8

10088806577

~ 8580

100 63

7677

10096

10098

Standard errorof a difference betw~en the mean yields o~ any twovaxieties - 536 bushels

41 _

Table 19 - (Continued)

Akron Colorado (Five plots)

12105 Way 26 23 545 lS212106 May 28 22 55~0 17111952 Wey27 21 565 14711972 Juno 3 19 57s 14711669 May 28 21 550 14111970 llfiav 29 23 500 139

88q6 May 26 22 560 13611971 lVlay 31 20 545 13511999 June 1 20 570middot 133118t1lf1 IYhy 31 22 565 13312103 Juno 2 20 560 13011S92 l~y 31 19 540 12612104 H~ 30 21 570 12510091 Juno 3 20 570 12512000 IVlay 2821 5middot15 12-4

6251 Juno 2 21 560 1l4n950 (ny 29 21 515 11Zl1S6l lihy 31 13 535 11212101 Juno 3 21 545 no11Sn Juno 2 21 535 10111823 Juno 3 20 540 S911875 lihy 27 IS 560 S112102 ltby 31 21 560 09

14-1 Juno 4 21 560 3911S60 Dune 3 13 550 C711S76 Juno 1 19 5middot10 G611673 ivhy 30 21 500 8511973 Juno 1 20 555 C2

I

11077 Juno 3 18 5middot~5 amp2

11956 Juno 3 10 =--i=5G5-r--~fiF--5=-3r__Stondord orroref Q difpoundororico betwoen bhomonn yioldsmiddotOf QIlJ two vC)riotios -Z09 0ushols

Seeded September 11 emergneSeptembor 17 1940)

I Height --jmiddotweight per=1~vCi~ampO9Cro-[1 C~Ic7llJ=lmib-=o=r----L --Datoh=o=ad=cd I ~ bushcl __-Z_~ __

(Inchos) bull (Pounds BusholS III

I

III

I

I

I

f

Table IS - (Continued

rorbCol~ins Colorodo1(Fjvoplots)

8

20

147

11181617

131012

85

1419

459503~

1734U415~

449

i

46-147547l4S9506459 433

- -- o---~-~- - - - ~--7-IA-V-QrccCtgc~Ocro-t Yield f

el no rDatQ-- - ~lield--1Avertlgc _1~lbii4~h~k=gt ~ush61s) ushels) 1

11(71 May 2D middotlD a GS3 567 1 Ii

llC70 llny 31 _ 52 O 640 523 311673 lvny 30 50 0583516 4 I12106 Iby 29 bull __ 51 a 570 111823 June 2 48 a 566 506 5li950 lviay 30 _ 49 a 560 54~ 2

- 12000 llilay 30 50 0 5601~105 May 28 j 53 0 5608$56 lvhy 27 52 7 557

11971 June 2 51 0556 12102 June 1 46 6 548 11973 lJby 31- 48 o 54311952 lvhy 29 49 18 537

-11975 lvby 30 48 0531iUi56 June 3 46 a 526i19n June 2 46 3 525~ii6S9 Fey 30- 48 deg 52111976 June 1 47 o 50611999 June 1 47 14 506il992 lJaiy 30 47 32 504

11811 June 2 48 18 lt199 12101 June 2 middot16 14 499 11-12 June lt1 48 32 182 6251 lvhy 31 48 1847411969 June 2 47 0middotmiddot lt17010middotj94 June 3 17 a 463

12103middot June 3 48 a 160 )1977 June 3 46 a 458

1196middot1 14ay 3C)middot 16 5 457 12101 iIay 30middot 19 0 MS

H bull i bull

StnnaDrd error of a diffcreiiCC ~otwccn thcmc(]l] yiqldOs of iinytvio voriotios =546 buShels

I

~

- 43-

Table 19 - (Continued)

scsperus ColorC1do(Tl1rce plats seeded September 27 1940)

Imiddot n~~rr ~~~l--=uigh ~

porRDnkbushel

I I ----- -~ ~ugust=- ltInches I POUoJds) ---

6251 10 4-1 63 618 509 2i llSn 10 ~ -12 63 5604 419 3

10091 8 l ~ 10 62 558middot B2 -0

ll673 middot12 62 539 514 1()

8856 5 J laquo 44 63 492 440 711974 9 42 62 475 443 4

12101 10 lt 44 64 474 12000 8 42 63 463 ~

12102 12 44 62 458--11823 10 lt13 60 456 400 1011976 12 40 62 lt156 442 5ll81fl 9 44 63 451 408 911972 8 flO 62 4t 472 3ll950 6 n 02 -134 399 II

1112 9 42 62 428 388 1211973 8 41 63 123 370 17ll969 10 12 61 418 343 1911992 8 14 62 -11-7 11999 8 11 6lt1 -n7ll961 8 lt12 62 n~

ll669 7 f bull 38 63 107 378 1412104 12 44 62 10412105 11 44 62 404ll956 9 14 63 101 374 1512106 11 13 62 39611975 12 42 62 394 367 18ll952 3 40 64 377 310 2011977 10 38 61 357 374 1512103 12 44 62 M9ll970 11 45 62 329 388 12

bull Standard error of a difference between the IOOan yields 6f any tWQvaJieties = 768 bushels

f

I

Table 19 - (Continued)

1- ~

t ~ bull

o14

AIDos Iowa (Jiourplots)

10094 69 588 288 403 212101 26 E86 255 fl1442 34middotmiddotmiddotmiddot 528 247 366 7

11950middot 51middotmiddot 554 221 377 -511999 middotmiddot 45 588 22111844 51middot 578 220 356 1111971 1-3 556 220 424 111972 35middot ~ amp72 208 366 711956gt 55 590 201 364 912103--- sa 587 195 11952middotmiddot 66 588 170 390 412104 ~ 64bulllt middot585 16812000middot t 579 16211669 78 S~r4 16-1 391 311992 10 573 16111974- 61 543 160 369 612102 2~ 598 158

6251 78 579 155 346 1311973 54 586 155 354 1211823 li4 544 154 357 1011970 28 5704 114 342 1411673 60 563 139 33 1511964middot 51 579 1358856 18 581 119 328 16

12109 J 15 563 9511977middot 6Q amp0 2amp2 1811975middot 71lt 72 299

_ J 17-

11969 86 ---- 57 270 2012105 13~- -_ 4111976 _5 32 271 19 l_

~~~df~~e~~let-~en

Standard

the yields ororyy two~6rieties= 249 bushelsbull-

error mean

- 45 -

Table 19 - (Continued) L~col~ebraslm

(Five p1ots~ seeded acpt01~er 25 emerged September 30 1940)

9

8

13456

715

17

161814

11131012

227221232225

1965186207

32~5 280 21t7276 272

--~l~till~~r gtti~~ - ~f~1-ei~~0 vre~-~TICJlV~ Jlvera~~clf==1 ~~~~_l~rvival)le~~do~rmpeIreacti~zrl_ _ J bush~l- ~~el~~ 1940-~L ~~1k_1

Pc -ilij June 1L1) -Wosf Bu ~Bu- I11950 65 29q4 22 35 568 317 316 2 I

11992 6525 25 34 557 3098856 69 P 20 3 36 592middot 295

11956 66 2pc 26 2 32 57r 28011669 65 33lt 24 2 34 564 26811844 56 25 27 3 36 568 25811952 702~ 20 3 35 58824412102 5626 27 3 33 57 7 22112101 61 26 27 3 32 568 19411973 57~5 26 3 34 55~(j 19112000 51 43 25 3 33 55~4 18610094middotmiddotmiddot 84 Z6 26 3 32 543 17411964 56Z6 25 2 30 51-0 17111971 74 Zo 26 3 34 518 154 11972 60~7 27 3 32 518 15111673 57Z5 26 3 34 526 118

1142 76 Z7 c 28 3 34 550 itG11999 46Z7 28 3 31 539 14612104 44 Z5 28 3 32 amp-10 137

6251 69 ~rlmiddot 28 3 34 550 13511970 63Z6 26 3 37 510 13~iJ12103 middot16~7 27 3 30 539 13311823 51~7 28 3 31 17-2 13211969 - 52 Z7 27 1 32533 13611970 13 ~6 27 3 28 195 12312106 41 35 25 3 30 510 -110111975 29 (37 28 3 28 190 6612105 29 AS 28 332 510 6SllSn 39 29 28 3 2810 55 174 20

I 1197e~ __~~ 29 28 bull 3 2747~~_54 185 19__1

Standcud error of 8i differ9nc~bet~loenth9rmoan yieldsQany1-wbV1arieties 298 bushels

l 1 and 2 arc degrees of resistance 3 and middot1 degrees ofsliscoptitbility

f

46

J

109 10

106 1191 17

120 994 15

106 ll101 1393 1679 2090 IS96 14 G5 19

Ronk~-

i150 2 t141 4

I154 1

137 5147 3 I

130 6

128 7124 S

Table 19 (Cont inuod)

AlliOJlce NebraSka(Thiee plots

C~I

number

12102 80 JiinC3 21 610 21312101 88 Jime3 3() 625 206

1112 88 JuneS 27 610 1$911669 85 June 2 20 605 lSS11972 83 JJine 3 19 615 lS712103 gO JUlle2 20 600middot 18~9

6251 75 JUIle2 23 620 bull lS~311973 87 JUiEl 2 19 615 lS111673 85 June 2 21 610 IS )12105 60 J~l 23 605 17910094 97 Juil3 4 18 615 18-511844 90 Jun13 1 20 EiOO 15~912104 middot83 JUfl92 20 595 15712106 $3 JL1Q 1 22 590 1511992 S1 Junel 21 56~0 15311964 160 June 2 19 580 119

8856 83 Yay30 20 590 13411999 88 Juile 2 17 600 13312000 ll8 JUIioZ IS 595 13311950 87 JU1Q 2 17 570 12middot2U969 90 Juno2 17 590 117nS74 88 Junel 18 580 ll6ll91 92 June 2 17 575 ll211952 M Juno 2 16 58middot0 1071+823 87 June~l 18 580 10311970 OS June 2 18 610 9911979 68 Junc2 19 585 8611975 15 Juno 2 21 585 B911906 ~3 JUne 2 17 575 061197 78 Juno 3 19 600 84

Standard error of a diffcrcnCebetwoonthe moan yi~lds of ~ly twovarieti~~ = 389 bushels

iL-s

- 47-

STANDARD EBROBS

Standard errors were calculated for each station as outlined on page 21 of this report

In table 20 will be found the number of plots t average yields and standard errorS for the unishy

form nursery grown at each of the 12 stations~

9-411512

7middot63575

132227237145

187321335205

265453474290

696 492 348 891

369 301 213 719656 5~36 379 1057

331 209 148 1279864 546 386 7329 Ll0 7~68 543 1228

353 249 176 1101

1 73 298 211 1234188 399 282 19~25

---_

Imiddot -l__Stl1daril er OJ opound a ---_== iSbgle~DifferOJ1Ce ~l 1

I plot between oeDLlS lfuSlio-rs=~rcenr

(Bu~hols BUshcs Ij

ITexns

Denton 4 1403Chillicothe 4 1501Bushland ~Irrig~ted) 4 3105Bushland Dry) 4 252i

OklahomaWoodward 4 3904

hJsosIvbnbnt t an 3 2964hys 3 3585

ColoradoAkron 5 1157Fort Collins 5 5270Hesperus 3 4416

IowaAmes 4 1599

NebraSkaLincoln 5 1710Alliance 3 1465

Table 20 - Nwnb)r of plots averGge yield and standard errors for the uniform yield nurseryat each coopmting station in 1941

NUmber -+---XVerageStation of yield of

~lots vDrietiesbushels)

SUIJlifLBY OF NUBSERY YIKLDS

The yields of the 30 varieties of winter wheat groW1l at 12 stations (13 nursories) are

sWllIIlnrized in table 21 whore ~he varieties are listed in order of the 13-nursory average yield

These avemgcs arc of int erost only insofar 1sthey shaw the generai adoptat ion of the vcriety

A more detaile~ study is possible i as the vcrieties also have been Dvercged and ranked by Stotes

Pmmee hDd the highest aVerage yield in 1941 rhis v2riety rankod first in ~exns ol1d

f Nebr1ska sixth in Oklahoma and Kansast f()(rteenth in Iowa ord seventeenth in Colorodo In 1940

Pmmee ranked second in the nursery and again made its poorest record h Coloiiado Cheyenne x

Tenmarq (CI 11972) rnnkcd second ~~ing its best record in K~s~s ~his strain ~id the highest

average yield in 1940 Li third place WC1S KalTv2Je x TOl~rq (cr 11950) a wheat that ros been

high in yield for sc)voral years in spite of a tendency to shcttor under certain conditions

KamiddotNalO x Tenmarq (CI 11992) rOJked fourth culd KDxNnle x ~e1llIDrq (Cel 11956) fifth ~he avo

rage yields of the four leading varieti~s differed vGry little It should be lintcd out that

tho first tlOlve vorioties had ~oxmrq as one parent In this sune group four varieties rod

KmNale os one Drent DLid i~1 three cases CheYOJu1e laS used in the ClOss Eighteen hyblid strnini

rI

IrImiddot

I

bullI I -- per acre Iz IN1rm Iemiddot Iowa eP~1rP CoIOrte1o pound ~

ii C~I I lIuh- 1 I I I I I I 1 ~ I I I J 13 I=~ i 1Cldl-1 1IIiu1 1aIIilble- JIBIIIlIOOl1-middot~ 1AIlbmkl ill8$iLi_ AlU-A~ BamkJori aAllnDdleit- Ae-JIaak1 I S~ 1 u- DIF (rnc~ -- rampampel 0middot I colin aileerace middotJCol- i tPenalftCllI lut1eot1IenAllid)_ I ~ bull I bull 0 I I bull UD I Imiddot I

I

III

Jampbull

I -

iftliaart errOl o~ bull _ (1IuIIelII) 132 227 1115 2- 096 21 3079 211 1middot16 211 2~12 116 86 1118 5middot1l 228 0 080 J I Is~ error ~ bull _ (~) 91l1 1512 515 16 5005 1middot91 11910middot51 639 1101 12- 19025 nll 132 1219 ~2I 6JJ 11l II I

- 49-

ronked obovc Faxly Blockhull ond 21 nere obove Blackhull OCld Nebred Again the Hope crosses

failed to give good yields as Hope x Tuxkey 1069 rmkcd cightcenth Hope x Cheyenne twenty-fifth

Qlld KlJlred x Hope tVlCllty-ninth In the 1941 nuxsory three strains had [werage yields lamr thDn _

Khnrkofchock

Tvrenty varieties have beon grovm iE the nuxscry for the 2-yccr period 19middot10-1941 Clt 11

stations vlith 12 nuxseries These dnta are presented in tob~e 22 lhcre the yields are avoraged

by States and the vC1rietics are listed in order of yield at all statiolS Cheyclmo x Tel1m~tq

(C I 11972) bad the highest avercge yield being consistontly high at 011 sttions excGIJt in

IO7au1d l~ebrcsko uhere wintorkilling wos heavy KavJValo x Tenmarc (Cl 11950) roikcd second

and PmJnee third These tvro strains had consistentB performuncos except trot Pavmee roc1ked fifshy

teenth in Colomdo Kawvale x TC11lIlurq (Cl 11956) ro1ked fourth COlIiltlIlChe shth 1hrly Blachshy

hull tenth and Black~u11 tvmlfth Nebred and warkof hnd avcroges considerobly lovlOr tlmn the

earlier vcxieti0s Etrly Blockhull x TollJDXq (CI 11952) hod 01 IverG-go yield considerably

higher Uwn Fcrly Blackhull In spite of tl-Je viintcrkilling ct the more northern stations grom1g

nurserios in 1941 tho oorly lalf-rustresistCJ1tvcrioties rlgcin rere at the top of tho list

for yield

Dato for c1klXocters other than yield cxe Qvorcged and presented in table 23 Since all

stations did not report the same datathe number of stations entering the averages is shawn at

the top of each column

Winter survival data show Nebred to be the most hardy variety in the nursery TvJO KltUlrea

Hard Federotion x Tenmarq strains (CI 12105 amp1d 12106) proved to be rather tender The rest o~

the varioties lu1d survivoJsthnt variod aver a I11frOVl rongo bull

Farly Blocld1ull is still the earliest vorioty in the nuxseryAt cleven sktions ipound 1VG-o

raged two days oarlier in headbg tlJDn Ebrly Bladldlull x TenmGrq (cr 11952) and three days

earlier than ChcyoTJ1Je x Thrly Blockhull (Cl 12000) Sevoetecn hybrids in the nuxsery rod rnv~

rage dates of he1ding e1Tlier thlt-n Block1mll ~Xkof ws the latest V1rilttty in thG lIllrSor

This gives a clear picture of the empmsis being ploced on cCXly vrheats in thoarea Ripening

datcs bring out about the same differences Qlthough the sprood is not so grect

Height measurements vcre reportod from all except one nursery and the averages showed

KltmredJhrd FederCtion x MiIlJmrdi-Mintuxki (CI 11970) to be the tallest and Hope x Turkey 1069

(Cl 11964) the sholtest athel vaIieties shOUwd very little differcl1CQ in averag0 height

Lodging data were reported from four st~tions )J1d indicated some differencesmiddot ~he weak0si

strawed vrieties were l31ockhu11 E1rly Black1lull and CheyeIlile x ]1rly Blcckbull (Cl 12000)

The IGastlodgir~was reported for Nebrad Ivbrtin x TOJ1PlOrq3 (CI 11823) and BltLckhull x Ten

marq (CI 12102)~

--

faltb ~ -~ of Bence Fie14 of ZO wbhr whea YUieU cr- ill _Uelll Fie14 _erie bull U aUon in lla 1l8I4red riDur whea 1eC10nbull 1~1

a I t llpllle1 pH Ia I I Jtpe Pr I Japmiddotu COXon4lp I Ina f - 1tratIla ~I bull I I IJlaU-Illpell-l I I I I I I I I I I I I I I I I I 2 I

1 t 8Iie7 or I 01 IDa- 101l11l-1 1Ul41 1a1llAn- lBultI1J~III lAy I Ihr I Ay i a I Ir IAlA-IAy I I- Ia I _811 on I cohe(IlIi+(Drr 1l8p I - IftIlll 1lIuIk1~I_1 daDk 1001- 1p8n81 ZIJaIi-IJIaDJt I aohle I r-BaDkIUle Ia I I _4118114) I I I I I I 11M I I I I I I I I I

IIq~n z 8uaIq 1172 ~1 205 29 11 232 3 40 1 ~9 32~ 31tmiddotl 3 506 ~12 1Ns9 3 ]66 7 221 15 I bull 312 IlKarial i arq 1150 2O1a 151 281 19middot1 20 bull 31t l 1 352 386 1 ~~ 9 ~7middot2 5 middot7 5 llmiddot 10 211 t 30 I11_bull 11669 25middot~ 21 32middot0 lbullL2~5 I 31middot0 _o~ 29bull9 311 ~

3Tbull1S 19 ~ -~~l ~ 271 ll~ ~1_ I

llawnJOZ aDUlq 1156 21middot ll ~1 16 235 2 36~ 5 31middot3 30 ~lis ~~ ~3~2 13 280 bull 9 i

llured-IIuIlJe48laUonz8uaIq 11971a 2115 162 middot3 162 203 10 38middot0 3 2 ) 561~ 50middot5 2 369 6 2001 120 16 13 291 IIaouoie 11673 252 21middot3 236 16 217 ~ ~7 9 350 29 5 bull ~-6 5~515 1 5 1 22 l~O 1S1 12 29 IllallJ B181llt1ml1 Z auaJq

~=281 176 23middot1 15middot5 211 6 1 2 3S~ 31middot1 2 7~5 ~o ~ 19 0 272 106 I 7 291 I

lIaIlIet Z Blackmll ZO 11 269 169 206 9 JIJbullbull 6 1lmiddot7 ~ 210 lis 7 10 356 11 276 12 ZO~O ~ 212 I I

IO~lIIIile Z aazq 11~U 19middot 21 290 15middot0 21~2 5 ~o bull 6 276 30middot6 7 ~ ~0~7 11 35~ 12 2 1~bullJ 5 bullbull1 I~1ulJBlacldml1 IS 25middot2 18 1middot5 11 1middot3 12 llmiddot~ 12 6 1~ 260 12 ~9 0 ~o 9 32middotmiddot16 32middot5 lG217 1 269 I

1~1Di ellMIq 1112 middot215 181 26 lla ZO2 11 32middot5 io 261 226 2~1 11a ~6 400 ~5 bull t 7 10~~

1011~bullbull 16 265 I Blokml1 6251 21 llal 21 10 17~ 15 2S1 15 211 ZO5 2~ 15 ~ 509 ~7middot1 ~6 l 17 11 26 Iilaprell-llull JederaUonz II1Ilha141- IIi lIiDUrId 11970 196 10 211a 12 11 l ll 12 26bull 262 26 11 52 l Zf-l li 1~ 206 l 120 ~~

260 IIJ~_ a011iDe eleoUon 119n 182 12 22- 5 156 19 31middot5 11 ~bullbull middot215 25middot71

~~ 1 ~ 1 221 1 1 260 1Ie_et 1~ 221 102 21a6 10 169 17 - 267 18 2 186 218 19 ~t ~~6-11 110 2 2~2 128 18 11 ~~ lliope Z alureilD 1~~ 25 1~2 290 17middot0 20~ 7 27 19 27 26~ 27110 1a52 ~ ~ 18 27~0 20 18 1 1 18 7 IlliieIkof 13middot0 111 2 1~ 15 20 271 i7 27middot2 12 227 11 ~7 31 1 1~ 36middot6 7 225 150 11 bull 2~ IlIaDJoe4 Z Iope-Bar4 JeIlerUOD 1115 2middot3 12 2lJ 106 170 16 29~ 1~ 260 21~ 2middotZ 16 ~7~1 ~7 1 15 ~9 l1 12 0 li ~7 23middot I1bDie4 z IIope 11976 212 11middot7 250 12middot5 17middot6 lla 27middot~ 16 25middot7 215 2 17 la 2 ~s 12 27middot1 19 18~ 1~9 12 1 2 IICClllp01Ul4 orobullbull 11971 1~9 11 26 16 15 18 22middot7 20 20 207 20 20 1 3l~ rlmiddot 20 212 18 11 5 10 20 21_ II l-

~I

-

Leai rust

Varieties roving

- 52 -

reodings were reported rom five und stem rust reodings from twomiddot stotions

low re~ngs for both diseosos were Jomiddotllee KvlVole x T~qmiddot(CI 1195Gi)

Hope xT~key 1069 (CI~ 11964) Hope xChcy~rme(C~I~ 11969) und KovNQle xT~1IllQrq (9I

11992)

Kernel plump~Ss data were2e]orted from two statio~ aha these havegtbeen averaged and

DATA mOM TREDlSEASE mmsmus

Bmfr NUElSmY

For convenience tho doto from tho vniform Iilinter nhcot bunt nUsery ore includod in this

report Tl10se dnto (table 24)Tore ~ecurec1in cOQpcr~tion with AgroiJqmist s O)ld Potllologists

working in the area

j

f

1

- 53

UNITED STAT1S D]PAaTMENT OF llGRICULTURE

Bureau of Plant IndllStry

SUMiYIbEX OF THE GBElu PLAINSmiddotUN1FOBM WIhrm~ BUNT NUESmY 1941

By HI A Rodenhiser Pathologist and K S Quisenberry AgronomishWheat Investigations TIivision of Cereal Crops and Diseases

The uniform winter wheat bunt nUrsery for tho Great Plains area wos continued in 1941 inthe same manner as in previous yeaxs This report presents 0 sumnnry of the d1toobtoined in1941 together vlith lbhe averages formiddot the vaxietliies grown dUring different periods from 1932 to1941bull

In the fall of 1940 50 varieties and stroins of uinter wheot were SOVl1l in duplicotC8-foot r01S ot- ten stotions in the GrCtJt Ploins and ot BozemaJ1 1bnt KecrneysvilleW VoBeltsvill e M4 and Logan Utah BeCouse of unfovor2blc environracntalcolldit ions for bunt Jonshyfaction or subsequent plont grovrth no cL-m VlOre obtolned in the nuDseries seeded at- Lincoln andNorth Plotte Nebr and at St Poul Ivlinn ThedJta from 10 nurseries axe averaged The SllUt trot developed in the Logan utah nursery was caused entirely by the so-called dworf bunt orgOroniso and therefore the infection pcrcQntltgcs ore not included in the averages for other stationsThe nurseries included vorioties that hud shown resistw1ce in previous years and Igtromsing nm7strJins supplied by sevotal of the cooperat ing stat ions

Inoculuo for nost stations inS obtained fron the previous years IfUrsery at that stationby selecting bunted heads poundroD all infected vriGtics end froD collections DQrle froD faroersfields in the State where the test was made For the IvWiliatGan eXperioent the inoculum laS acomposite of racos knovm to be present in Kansas For the Kearneysville and Beltsville teststhe seed was inoculated with a cotlposite Dade 1lp of inoculum frOD all of the other nurseriesClean seed vms planted in the Logon nursery Q1d infection resulted fron the soil bormc organisn

The vurieties axe listed in order of the avertge infection at the 10 stations Thesemiddotaverages ranged fron 01 to 671 percent The average infections for SODe standard varietieslere as follows Ridit 20 Relief 26 Hussor 32 Minturki 91 Yoga 95 Nebred 103ond Oro 172 Of the susceptible check varieties Kh1Xkof had an average iIlfcction of 360 Cheyenne 39bull0 Quiviro 518 and Chiefkwl1 671 TJO hybrid strains hnd averogo infectionslovler than Ridit These were Oro x Turkey-FlorQamp1Ce (F9) and Hussar x Kmred (CbullI 11989) Fourselections fron the cross Hope x Turkey 1069 bad aver~ges 10Ter tlDJ1 the porelit varietyTurkey 1069 (CI 10016)

At the bottom of the table are shovm the average infections by stations rhe heaviestinfections with inoculum other than the dwarf bunt vmre obtained at Bozeman Ivlont Fort CollinsColo and lviurJbattan IWns A study of the lbnhattan Akron Fort Collins ond Bozemun dda gives some indication that different races mltJY be present ot these stations The behavior of thevarieties at Logon is of interest in thlt some of those eorrring rOpoundistance to the races presentin the Plains are also resistant to the dvrnrf bunt present at Logon In other cases strains trot

are quite susceptible on the Ploins see~ to be ~oderotely resistent ot Logon

Longtine averages are shovlD for vorieties gr~m for more trAT) one ye~bull For the period1932-41 Turkey 1069 (CI 10016) Nebred ond Hussor hcvo the 10middote st avero~es For the 3--yeorperiod 1939-41Hope x HussCX (C~I1l834J Relief 2nd Hepe x Turkey 1069 ~CI 11964) hmiddotweshmm the nost resistance Severol of the vcrieties trot mve beon highly resisttnt in thesetests and are othervlise agrononica11y desiroble axe being tested llith individ1U11 races tht havebeen identified in all of the wheot grovling areaS

bull j

i

86

j 1O~106101

7middot96

middot_----~----------------~~-~-~------~--------------------

rI

55

UNIFOBlvI WINTER vrnm RUST NURSERUS

In t~bles 25 ~~ 26 ore presented dQto qn severity of le~f~rust md s~g~~~t infection

on the 30 voxieties qf winter vThed grown Ll rust obss~tion nurseries t~ltgQgheIJ~ tho oountry

in 1941 These nurseries Jre LUintained froD yeor to yecr ~s part of n J1Jert ~elQUrQh progrno

corried on Ll coopcrotion ui th agronorUsts and patll010gists erployed in the ~evoru Stdes CODshy

cerned Lcter t 0 cooplete report of these nurseTies ui11 be issued 8c1d th9 rust percotCges my

not agree ent irel rlth those presented here since the clto sItovm in this less de~oilecl raport

include only figures for the severity)f infection

Differentiol dato for leed-rust hlfection -rare obtdneclfor the vcriotips ot 20 stotHJlS

(toble 25) In cnlcul~ting the over~get Q trace (T) ~ns considered2s equal to O Aoong the

seuihJrd whects Hope x Russlr (CI middot11682) Hope x Konvde (CI 11959)~ ~lcl Red Rock x BGpe

(C o 11821) Ind the lC)VTest ovemge infoctions Of the lnrd VIhBats IIt-uqui110 x Oro (CI 11979

and CI 11851) t Hope x Cheyenne (CI 11969) a1d tavrvnle x Tenrnorq (CI 11956) had averoges

less thaR 20 percent In the snme tests susceptible voriotieshad aver~ge infections of from

60 to 715 percent

Stem~rust readings showing differential reaction wore raported from 13 stations (table

26) Among the hard wheats the mosb pronoun~ed resistancQ vJUsmiddot shovm byHopb x CheyOJlIle (CI

11969) Hope x Turkey (CI 11964) Mnrguillo X Oro (C~I 11979 Cw1d CI 11851) t ond R-044shy

Minturki x lVJinturki (CI 12022) Of the semihard mGQts Hope x Knvrvole (CI 11959) and Hope x

HusstX (CI 11682) md low nveroge infections

Toblc 25 _Severity of 1e1 rust infection on ninter nheQt vQrieties gravm in the Uniform Rust Observation Nurseries in 1941

VGriety or cross

~

5355 302 50T+ 25

15 305 15

1 70T 501 65T50T 35T+ 10

T 301 50

1 65T+ QOT 5o 10o 1 T 25

0 25T+ 30

T+ 30T+ 45

433131054 4128

30 13313~3

806570

70 36765 11975 56770 46460 24460 26140 180middot25 15835 15465 21865 190

170 261

80 63 080 71535 35880 64910-63 390Q5 8HO t9 010 t5a I1099 OJ

15 117 m15 124 I

65 245

B565

100100

6520202540202515

46 SO10 50609025 5T 10T 70

2S 1525 lt1585 6040 80

T 255 40T 25T 255 Z5T 25T 10T 20

251015

TTT

20355

2010

15203030

52020

101010

1

30 25 80 - 9025 60 80 9015 5 80 8020 65 80 9020 -40 60-8Sshy20 85 90 10030 40 60 9010 T 25 10

1 T 20 105 T 10 20I T 10 20

T 10 40

70502060eo6070101015

510

753075

55

10

106080704030401510102015

9595809595959020

5Q

5070

7010100102010

100100100100middot

75202020

T55

20

30506030104020

TTT13

503080TTT

75 5060 7060 540 8070 middotmiddotmiddotmiddot6065 9085 4040 T

3 23 2

25 T20 20

25351575T5

JO30504040252020

55

103

9090gt9595Sfr80857570657030

8585

51060G5

8090

70207580556570551095

2525402510

TToo

oT

402585-~

T

-

85100

254065shy6525

5T

3T

10

3525middot9590

52525TT

105T

759510

10085

10075

5252

15

5060

100TTT

35

2525

325

3T2T

3

225615

115

5

)5252010

5352middotJ

515204025

60 7560 9510 545 10000 100Z09015 20

5 55 T

30 T3 T5 T

355

75T5T

7590306585-85452010101550

1530

57

1055

-0ooo1+

607075551045

51020656065

40755580755520

3551

20

T122

5211T

502510

253010152510

51TTE+5

TTT5

51020TTT

152025101510101515201015

50754050404020

T

fSoit Bed ~hignn Amb er 5620 751 TiUIllbu11 5657 80~~tDcnton 8265 50ti bullbull M(3Jster 6471 90

~tmiddotgtoiit~~~ioncon ~f~ ~gampi Purdue no 1 11380 80r~WijDas1i 11384 60t middotEUitzsel x Hungarian 11849 50~Fultzseh x HungaXion 11850 45~rbulll ~tz sel x HuDgorian120l7 30)middotFultzsel xTJWIlbull 12018 40

~H~eHt~=Redmiddot 4843 50~l Kawvale 8180 ~ 35 I~nt~~i 6155 50I Hope~Hussor 11682 20 HQpc~ KuwvrUltl 11959 20

Red~o~k x Hope 11821 35

atI~ ~ep7 51 A6 I~liiiiibda J 50 Tcnmarq 6936 65

Kharkof 1442 75Mala~of 4898 80Comanche 11673 40

I Pawnee 11669 30 Kawvale x Terimarq 11956 35

Marquil10 x Oro 11851 50Marquil10 x Oro 11979 30HOpe x Turkey 1069 11961 25Hope x Cheyenne 11969 20E-41oMinturkix Minturki lAJ22 70

~ -l

=_---~------------ ~----------------_ --~~~_-~~~

Table 26 - Severity of stem rust infection on winter wheat varieties grom in the Uniform Rust Observation Nurseries

11lJ~J

in 1941

----[AverC1ge for I13

stations I

I519467500515492538 j488566 1

558 CJl591 -J

535 I-

535 j

467 j

290 219 i

5-919 ~

318

18320028828513818613~8

4429220511

1

)

--~---

30 100 75 T- 30 100 65 65 20 65 2035 100 80 T 20 lOO 65 60 15 65 1530 100 80 T 20 100 65 70 15 65 3035 95 85 5 20 lOU 65 70 15 65 3540 100 70 5 25 100 65 70 20 65 545 100 80 5 40 100 40 80 25 60 3545 85 80 20 20 100 60 70 20 60 1550 85 86 10 30 100 65 80 20 80 4040 90 80 20 30 100 65 80 20 70 5050 100 88 40 40 100 65 70 10 80 5035 100 90 10 40 100 65 60 10 70 4555 90 85 5 WO 80 60 5 70 40

10 75 90 25 FO 65 60 5 65 T10 90 40 10 15 90 20 15 2 25 25

5 20 60 T 15 80 15 20 5 10 10T+ 10 T 0 25 5 10 1 T 20

15 T T+ a 5 5 T T 0 T T10 60 0 20 lOO 25 45 15 25 -10 3 25 10 20 90 5 -~ 15 T T20 10 25 0 15 75 20 10 15 T T25 - 15 55 0 30 100 25 20 15 l 10

5 20 60 T_ 20 100 25 25 25 T 1020 T 20 0 15 80 5 T 5 T T20 5 45 0 15 90 10 15 5 2 T15 5 10 0 15 90 10 T 3 1 520 5 5 D 5 T 5 3 T T10 T 1 0 5 10 T T 2 T T

5 5 0 0 10 5 T 1 T T5 0 T 0 0 T T T 2 T T

30 0 2 0 10 T 5 2- -T T

0 e IMchigan Amber 5620 40 65Trumbull 5657 2 50Denton 8265 10 65Fulcaster 6471 15 65Ivioditerranoan 3332 5 70Minhurdi 5149 10 80Purdue No 1 11380 10 50Wobash 11384 25 65Fultzselection x Hungarian 11849 20 60Ful tz selection x Hungarian 11850 15 60Fultz selGetion x Hungarian 12017 10 6~

FultzsGlection x Trumbull 12018 2 50SBmihard Red

HUssar 4843 T 65Kawvolc 8180 T 35Minturki 6155 T+ 45HOPe x Hussar 11682 T T

HoPe x Kawvolc 11959 0 TRed Rock x Hope 11821 T 50

Hard HedtKnnred 5146 0 60TeIlll18rq 6936 T 70Khurkof 1112 T+ 75Molukof 1898 T 80Comanche 11G73 T 35Pownoo 116G9 T+ 35rowvule x Tonmorq 11956 0 25M1rquillo x Oro 11851 T 10M1rqui110 x Oro 11979 T 10Hope x Turkey 11964 0 THope x Cheyenne 11969 0 TH-44-Minturki x Minturldl 12022 0 T

Is ft R d

Variety or cross

Ii

~bull~bullbullbullmiddotbull1

~ ~

J

-~

rmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddot

~

-~

h

middotmiddot 25 (If

j Table 7bull SutJIDary of avercge yieJdp middotof 7 varieties of vtiilter heat grOJIiriplot tests amp~ 7

stntions in the northern district 1941 _ J

C1Gie ago yield inJ]iyencr exe a middotmiddotycrag-neIdVarictyorcross ci~ 1- St Grol1d 1orJ- oze- lVJOe- T-~ b sti11

-=- __ numocr hioscca p9u1 JEbpid~ dan IlDJl casin vrc tions tmns=J

Y1iIJrd x Minh1rdi 8888 167 214 24~6 35n 32~9 382 225 273 291KhJrkof 1442 gt66 ---- ---- 364 397 374 250 ~---- 29~OYogo 8033 87 175 242 379 308 40~ 247 263 285wmont 6700 Oi2 _- --~ 382 387 381 58 ---- 282Hobrod

10094 90 364 357 368 214 279-

Minturki 6155 101 179 2312 333 316 38~6 244 256 2761hrmin 11502 18~5 200 ~~- 367 30~3 32~~_181~~59 _2~_

~

StondJrd error of 9-moon (bushels) )44 207 218 296 279 102 092 O 7~ 091 St~ll1dDrd error of ~mcan (percont) 1258 1317 877 820 791 2 68 383 338 352

------11 Excluding St Pbul and GrciidR)pids

Table 8 _ SUrnrDu-y of CvorL1g~ yields of 7 wintor whcnt varictics~0vmii plot tests at 6 stashytions in the ortherr district for 011 or n part of the period 1939-41

ifoight-Cd~ bull bullbull lt

I - d ~r~~101s Pj-ClO 2t -VJXiety or crQssgt middotmiddotCbull hor-I Boz~ iIoecj )ve- I

= i 11Uniber vifasocn iclcn-L-L1DIl I sin Ehvr_o r~ 0____

llfumbor of ye2rs grOqn 3 2 3 3 3 3

IYogo

87 L1509 199 298 8033 353 360 311 iNebrod - 10094 345 116 396 493 263 180 298Hinard x Minhordimiddot 8888 366 905 355 457 290 178 292Klinrkof 1442 308 92 383 494 277 200 292Karmont 6700 80 362 494 282 202 284Minturki 6155 316 97 349 164 285 184 283lvllLmin 11502 349 135 359 404 246 154 275

States

In scvorol of the StG-tcsthero lore two or more coopdr-diing st2ti-Jl1sfrom vThich date Tere

rocoivod- in 1941 At sono of theso stations only the unifort1 voriotiosmiddotmiddotiere grcim Thilcct

9thors aMit ioriaJ varieties were included It has been the practice to sUlIlt1arizethe middotdiitiJ by

St-tes by averaging yields from all stations within a Stato In ]941 more thun onc stntion reshy

ported data in Tcms Okluhoma Innsas Nebraska Mim1Cs0ta arid Montonn and summariltls wero

~ mnde up for thoso

In TOlqs lmiddotyoriejie~middot tero grOim at the threo sktions (Ina tho averoge yields oxo shown

in table9 middotKrlIN~O ~T9nparq(CI11956) lvbrlin x Torunlt1Xq3(CI 11805) Fameo 2LJd COIJQl1o

che hld the highest oVeroge yields For tho yo_Xs 1939-41 includh1g9 siction-yoors Pan1eo

Comanche me l~rt~l x ~cnr1IJrq3 (cr 11805) rll1kod the highest

Tw stptions rcportQd datg bOk1~10Ila in i941 (table iO)~middotKmmiddotIvnlox-middotTonriarq(Cl 11956

raJlked first COIp1chosQcond pndJawnce third Foral1or1i POxt of tho ~pcriod 1939-41 5 stu

tion_Y0Qrs Pamoe 1115 had the highest DVercgc yield follOlCd by CoCucho and Tenoarq

- 26 -

Tobia 9~ -l~vr~goYiold in ~ushdLs por ocrbof Tintor n~lot v~riCtioslt grOmil~ plot tests in OxS 111 1941 uld V101ghtod ovorgospoundor 1939-41

191194I9181185

16015 7172144166

---------~-------I-+----~-_---+_s---- I

-=--olt-c- u-----Ra--~middot-l I1middot I2 I5 I

I

I

218205190

181-179 169

- 14 bull6 )A2

124 120 middot117

115__----

11956 11805

11669 11673

6936)11754 12106

81805146

8856i 1442 gt

6251

ViriJtJ~ orcrcs s j lie1 I~--1----- -- ~ i-2luobvr

~~~~c~gt=~ Phvmoo

~ ~ 06nonchomiddot ~

6~~ 11middotI ~odIL-rd Fcdorot ibn x Tcrunrqmiddot~~o Jihr1~r Blaellthull

middot Kbarkotmiddotmiddot Blackhull

2i

6347

59middot~

1011

303314272280276

-254275249252248243

Table )0bull- veroge yi~ld in bushels per acre of wintcJ wheat vadeties grown in plot tests inOklaho~in 1941 DrJd middotvrcigltcCl uvcragos for 1939-41 I

1--------------- Imiddot J ~-)vcr CyiOIirTn--bu-Slh-Cl-S--------IVoh6tymiddot6i- cross j I c] 194~ 19~941

1----------__~__~ I numbor~ (2 stohdns) 5 stohon-yeJXs Bonk _

Kawvo10 x Tonmorq 11956 356Cornoncho U673 352

middot Pavmoc 11669 345~middot1VolC gt bullbull ~ 8j80middot t 338 ~centnmorq 6936 32$middotDhoyenno $B85 277]trly Blnckhul1 8856268 middotChiofkori H754 254

-Turkey 1558 24~OKanred 5146 234BIQCkhull 6251 221IChnrkof 1412 220

1 _

Doto wc~oroportbdcfmiddotr6mthroo shtions in Kll1s1sin 1941 (table 11) lith thirteon vori-

middototiosboinggrovl11uuiforI11y pavmoC~lod thohigl1ostovoroGo yi oldfo11owei by OOIlahcl1O and Ebrrshy

middotlyltBlookliuiimiddotxToiu1orci (CS~ 11952)Chiofko1rCrJkodfauxthoJdTeon1rq fifth For the 1939-41

poriod inc1uclllg 5 station-hcrs tl~o vrictios rQ21c in tho follovTbg ordorfor yiold Famoo

COrnW1C1l0 Oldefkol nndTcnImtq

In N0br~sl~ tuost~tions rcpo~tod amp~to mld ~t theso Ncbrod hod themiddot~igllCs~ uvorogo yio1d~

fanowed by hwod x Blackhlill (CI 1184-1) ondPQImoo middot(tabl0 12) COJ1ltJ-1cho tC1l11ltodlast duo te

wintorki11ingmd hessibiJfly dDago Cherenno soloctitm ChOyCn10 Povmee ~dmiddotNobrod had tho

highost longmiddottir1o ovcrigcs C

IVbrnin had tho highostrwOigd riold in IVIinllosota in 19lt1l(hole 13)~ MinlXd x iv1ilJi~di

(6I 8$88) o~cl H41Xi1int~t1cl2(f)Il41~Z701-)a1sbr8jllcd high Thrcoviiiotibs iAiliarQ x IIpoundrgtshy

middotlnrdJmiddotmiddot(CI 8883)- rc1niplusmnl 6nd IVlJntWki foJt) aDout equ61 foriicldfortho lastthroo Yo2rs

l

- 27 -

Table 11 Avqrqgeyielci~i~busho1~middotPQrocreof~linbex ~1heatnridtlestpOIinhiplot tests inKansas inI9~1[Jyl vrcighted avorgtgcs for ~~39~n

Vnriety orcro~s CCIhunber_J-gt

PawneeConanchohly BlnckhullChiepoundY-anTonocrqCheyenneEJrly BbckhlllOroNebredEDnredBlockhullKharkofTurkey

Table 12 4iv~rogc yi91o In bushels oor nere of VTil1t~r hed br~etiosgTovnl il~ plot tests inNebr~slm it 1941 ti1ld Vrcighted avcrrges for- 1939o41

Vortety or cross

NebredKanred t Blocld1UllPownee Cheyenne selectionCheyenneChiefkanTurkey selectionNebraska No 60BlackhullTenrnarqKharkotComanche

CInunbcr

10094llSmiddotH1166911666888511754

115776250625169361442

11673

20~1 200119~4192

180 172

168153135131130Ip

189

190 199

190 18i---~

175173190162IS6

4

3125

67

1098

3

21

-

Bank -~II

~---

~---

----

331

334 337

- (

211209193middot17317i1amp81$~8142

6155

8033---~

-----1150288~8

MJrminMinord x lViinhtrdL amp44 x Minturki2 (Minn21QlfIvrinhtrdi x lik1rquis(liiru2699)Niinturki H-44 x Minturki2 (Mil1l1~ 2702)Yoga bull ~

H-44 x Ivinturki2 (iAiill~ ~mo)

Table 13 Average yield ill bushels per acre of winter wheat varieties grovID in plot tests inMinnesota in 1941 and veighted avcrnges for 193941 r -jy~~ middotidld inbushels

VC1riotyo cross Clmiddot 1941 19 9 1I----------~-----_----c_~_1--number 3stoampJoi~~r (13 stationyenrs) I

In Montonoeight v~ieties vvbre grownunifCJrtlr at 3 stations 0$ shown in table 14 middotKLz-l l - -

mont Klk1rkof and Nqv1tirk r~ed highest in 19~1 liTlllleTClrturkYogo andfDrmol1thndt-he higlo

cst yiolds during thb~~e0period1939-41

1---

~middot28

Table 14 - ~ver~~ge yield in bushols per oo~~ of Tinter he-t vu-ieties grovm h plot tests ilIYTontQIllJ in 19~1 and reighted bvorages for 19394J

Voriutymiddot o~ middotcros-s---] cI~-~~i~~~QshgS-middot_middot_middotmiddot--~-middot-~--=l____ i numbor Lt3 st~2)rsLlt8 stob~ors) _middotR~E middot_i

K1rcont[ 6700 312 30bull5 3 lGwrkof i44~ 340 302 4 INewturk 6935 336 308 1 IYogo 80~3 319 3062 WLinturkimiddot 6155 315 292 middot5

IHebred 1009431~3 289 7-Minard x IvLinbardi 8888 312 290 6 II_~_r_mi _middot--- -+I_l_l_5_02_~- ___271 I 251 8___

1

II

$UJ44ARY OF A~ONOlinC nTA [

The agronomi ]ata other t~ ~ield have been sUIDIDarized for each distriatpoundor 1941 iii

tables 15 to 17 Ih~ach easo the CLlt~ qre overogcd for as lIQJly varieties and as many stations

as possible The numb or of stutionS ehtoring the Qvor1ge is shovm at tho tOlJ of each column

The dik for ~h~ southo~diSt~ictbull arepro~entod in~~~lo 1middot5bull The or~leadodconS~dei-nbly eJXlierthancin1940but the relhtive ot1liness of the wriotiesrerik1inod the SQille

]hdYBlackllullh~ridca t4e~~liest JUlr lov~e~and CotlUlchc wore ~yenJiormiddot tmn Tc~qChiefkon overoged~edo e2rlier t~mxf BlackhuIl RipOIi~g htes shoviodo narrower rCl)lgcioXid

in this case BlackSult ovcr2l$pd ono ddY emiddotmiddotrlier th-n Chiofkan For height KcwlV21e WOoS thetoU- ~ ~ - ~

ost and lavmeethoshortest Lodghl~ d1ta from tilO sbtions SL07 toot Chidlmn ond ~r1yBlcck

hull lodged the ]jJo~tvlhile CotlnJ1c1~9- 8nd BL1ckhull Tero ciso wenk It ymS generally obdervod

thlt tho St~amiddotl of- ~lBlackhull T~t~ rQS i~lined to be Teolt in 1941 Kowvale ~Tonlmrq (cr I

11956) Pmrnce K~tyenale and ConianClicilmd lOYT 6vCtDgd LllfeetioIlS of leo rust Test middoteighbs

VIere 10 in the district with FerlYB~ocldlUll hvil1g the highest aver(lge of 565 pOU11ds per bu- -

sho1 KavlVale x Tcnmaiq (Ct 11956) ranked second end Clliefkru1 third for ovcrage test Vleight

I Table 15 - Sutlllry of agrononic chtq other tInn yield lor vlintor varieties grown at cooperatiIlg

stations intho5Olthc2l1odistet 1941middot

iI

1llUDber of stations ~ 4 5 2

KoVlvole x Terunrqo 11956 I~ tl 13 37 35 gtPowl1ee 11669

~~ 19 13 36 30 5

Conlche 11673 May 7 13 37 5S aTouulq 6936 Xiby fO 15 39 50 23KavllTc~10 8180 bv 3 15 40 29 5Chiopoundkan 11754 ~y 10 15 39 66 58Jlhrly B1acld1ul1 8856 Aprij 29 8 37 65 65Konrad 5146 lv~~3 17 38 60 65IChoikof 14~12 IoJbiy +1 i8 36 52 68

Blackhull 6251 l~hy 11 M 39 5e 63-__ ____ ___w ___ bullbullbull __bullbullbull bullbull _ mR_ __ bull____bull-~--~ ______ ---- - 4____middotmiddot_middot_~ __ middot ___ _- __--

I gt-

5

56~0

54_6550 tmiddot547534559565

-520510853~9

i

- 29 I

TliO~ c0TJtfulmiddot distdct cl]ii ~0 avorCgecl for 8 vCri9ties Jcl aroptosortod hl tolo 16 bull I

Nobrcd old GlcyCI1ne hal tllOl1ighost avqroge wintor sUIvivaJs T~le two cotlicst varioties woro

Pameo old Comu1ce both ovoroging to cbys ec-rlier in loCJing the-- TOPDltirq klmrltof l0odod

the latest Fawnee ripenedtmiddotwo days earlier than Comanche aldfomiddotux days carlir thcul Tennarrl

For plant heig1t l~obred wns the shortest and C-dcf1f4IXl tilctallost Loaf rust infoctiol1 nvoroged

tho lowestmiddoton Pnwnce andCocamc1Jc nJlp the highost onliobred Culm cOU-lts slOVI Pavlloo cnd Noored

to Imvo hud tho thickost Dll Tonmorq tho thilmost stoncls at tvo stQtions ChiefYnn hod Gllo

highest avercge test vmight por bushel with lIebrod tclci~lg socond ond Pmrlee tird

~ -

Table 16 - SunrnnIJ of ogronoIJic dJta ot1er tra1yield for vhter rhrot varieties grovm at coshyapcr-ti1g stQt ionsintl1e celtrcl district 1941

Voriety rcor J(ampte-=r-t----7-LuOc----+-i vcrcmiddotgrmiddotto es I10igJtnunber survivrl E~do4l~_o I Hoipoundt rust_ r ~shol_1

--=------ Percot ~IJ[JY (IclldS)(porcert+=-~~=-umiddot (PouldS INuobor of skt ions 4 6 5 6 3 2 6 IPawnee 11669 69 23 June 24 31 24 260 580COIJm1che 11673 65 23 Juo 26 33 25 162 575Oliefkon 11754 66 25 JUlO 28 36 39 184 601

ITcnnarCJ 693665 25 JUlle 28 33 47 155 56 8~loyel~le 8885 84 27 JUll0 29 31 69 215 578Nebred 10094 92 26 Jule 28 29 75 251 58 3

IBlac~lull 6251 69 25 June 27 34 65 195 57 6Klmrlwf 1442 74 28 July 1 34 65 i72 565

In tho aortherndisttict seven varieties tnypo conp1ed for clmrQcters othor tJl(1il yield

(ToMe 17) olthough tho data Dxe sotevlhnt frogncntorJe MJXDin and Minard x MiwJXdi (Cl 8888)

had tho highest avertlg-o survivcQs Marnin heoded the earliest but vras l1ot ripe os oorly as sone

other vQrietios ilt four stations Nebred hOO sligltly the shorter straw Loopound rust averages

shcwed -no ltliff0rcncos for t10 vJrieties but pound01 stoo rust Yogoand Nebred hod tho lowest eweshy

rages liunord x Iunh1rdi (Cl bull 8888) had the highest avcrcge test weight per bushel with iL-gtr

Din and Nebred being fairly goo~bull

~able i7- Suru~Uy of agronooic c1ltlta other thanYio~d far vTintcruholt vcricties grovm ot ceshyopercting stotions in the northonl district in 1941

j

Y tmiddot ImiddotC IJXJO Y ormiddot crO-5S~ bull bullInmbor

=-J~T

Nurlbor of s t-t ioi1S 3 5 4 4 3 2 3 3

lvIinurd x ipoundil~mrc1i 8888 77 12 14 34 78 17 92 79 601Klmrkof 1442 57 11 13 35 25 585Yogo 8033 61 13 14 35 87 5 85 65 581IfurlJont 6700 53 - 35 - - 572Nobrod 10094 64 11 13 33 7 - 592

li~Minturki 6155 65 12 13 36 89 8 89 67 575Mornin 11502 78 10 14 36 74 44 90 67 593

I----

~-l

SU1EmRY OF PLOT DAXLii

The 1941 crop Vls subjected t)severe -rintorkilling L l~ebroskn ci1d yeninuesoto hession bull I

fly and 16efrust~~ in Nebroslm ~d KnnSos Clld both led qnd steD rust infection farther

southII

Ill Oklcll0t and Texqs tdomch Ll0isturc YJQS reqe~v9d QJ1d ot sor10 stations lJUVest VloS

difficulti

(

In the southltrn district Kawvale x TenmarqCI 11959) a new va~iety in plots ranked

first fOJ yield with Pamee and CoJlaJilche second acd ~hird xspcctivelyI -

The Blackhull wheats (Bla~lili~li EJrly BlackhUll end ChictkDn) lodged or broke over

badly in the south~~~aJst~ict-under ~heextreIieiyrot coJ)ditiohsc

In tho central distrJctQvrnlte~Gorinnche and Chiepoundlon ~md the highest averoge yields at

six stDtions- 11he~o 1faricyics mde tlese averages in spitc ofvlint~rl~ning in ~Tbbraslro caused

by th6ArDistice Diy itorm~

i

HdreDpither vCgtricty d~d ICll in 1941 duo to

The bmiddotluvior of PowilCe Cfld COlJllnche is fairlyconsistont ot all stations in tle soutlcrn

ondcQntrol rlistricts cxceptot lIorthiPlcgtttc +

win~erkil1ing lt1J-ll neither roucs higllhcthb longer tine ltlv-eruges foryieldI

In the ~Qrthem dist~ict Minatd x ~i~11rdi (CI 8888 ho(l thO highest overgeyic~d 0)

five shtionsKhorkof rnIiJced seconaiond Yog~ tMrclI

Tle tVTO ncvrly naned hcots Cononche olld Immce nucle good records Cooancle is being

increosccl ot Chillicotheolcltbe plcn i~ bo Clistribute it froD t~1~t station in 1942 Pownee is

bc~ng increased and purified d WJltmhoJtcn Q1dLincoln Nebrcslm IlnS clecided to iistribute the- - Imiddot

j

variety as soonos seed is avoiloble but 10 clcpoundin~te action las beetl tolton by IC-1o1Sos WhileI

neither is 0 perfec~ vorie~y it is f61t thot each is a step fottlord JTJCl eoc~J sloulcl clo well in

its-~pted 2Xeo

fn Mil1Ilcsoto the behavior of cOJtoin FM x Mi~turki2 ~trQins WltiS pleasing ~hese linter

vlhoots corry the Hope resistalce to loaf end sten rust

In the fall of 1940

tJHIFORM YIZLD NUESW _I

the uniform yieldti1UserY was seeded at the same 14etdions in tIle ( central and southern districts as in 1939 AtBushland th nurSG1J was seeded on both dry 8JJd

irrigated lanG4 Th0~ntirsQrYcoriisteaof 30vorietios cnd strcinsoach seeded in tlUee rod-rowbull 1-

plots IJIhe Il1llber of plots of each Ir~iety at a station varied from throe to five In tabIe 18 )

tiJC varieties mokirJg up tlle 1941 nursery together with StptQ r-Jld CI nunbcrs arc sho~m -

-------1IIIi

------~-----------

31 -

Tlt)biols -Vori~tios of Tintor lhoct grmm in tho uniform yioldpus9ry1941

~ -~t~r-~~~_~_- --t~~Lstt1~omiddot orhybrid nunbor

I Khnrkof 1442 -------Blf3cidiu116251 -------Erly Bhckhull middot8856 -------Nebred 10094 Nobr~ l~o 1063

IComncllO 11673 KD11S lTo 2729Kanred x Blackhull 11844 Nebr No 1098Pnvmee Ii-S69 Nebr No 1086Hope x Cheyenne 11969 Nobr sel No 363339Kawvale x TOIlllkIQ 11950 Kans 1102726bly Blackhull i TennUq 11952 KanSi No 2739Konrcd-Ihrd Fodoratiop x Minlmrdi-Mipturki 11970 Alltrop No 130Fort Collins selectiop 11971 E G 1143Cheyenne x TentllDIq 11972 Kons Ho 2748Cheyenne x Terunarq 11973 KUns lTo 2751Kawvnle x TenLnrg 11956 Dentop DTo 35-34-117iYhrtin x Tonmarq3 11823 D0nton~0-50-3~128Kanrcci-Hnrd Fedoration x TOl~q 11974 Dopton No 37-34-54Konrod xH~po-K~rd Fodoration 11975 Akrop Bo 533Konrod x Hopo 11976 Akron No 850Compound Cross 11977 A1Uon No 874 Choyonne x Thrly Blockhull 11999 vVoodv-rard No 1126CpoyorJj10 x Ebrly B1ackr-ull 12000Woodtmrd l~o 1127 1

Blackhull Xcrloyorrq 12101 H G No 40-102 IBlocldiull Tcnmrq 12102 H C No 40-115Choyonno x TomlDJ-q 12103 ll1s10 2749Choyonno x Tcl1Darq 1210~ ~ons No 2750 I

Knwval0 x Tonpcrq 11992 iobr No 1114 IHope x lJurkoy 1069 11964 Nobr sol tIo 363401 _I

KonrodHardFodqration 25007 x TorJDltUq 12)06 Donton sol No 25-34-44 IEinrcid-lbid FoderatiJn 142 c ToImUo )2105 Donton sol No 3334-303 I

----- ---

A cODpL-rison of tho 1941 list wit~1 tlrt of 1940 will S1011 onuobor of changos in tho nur

sor T011 strai~1s which SO~~JDod to bo 1ocldng ii1 ogronooic volue ond which roro not 110aded for

ecological studios IOrO roplocodby norror soloctims As S0011 as a strin is shown to bo 10ckirot

in somo tDIiortont chI[1tr it is omittod frootho nursery qlthoughit still my bocontinuod

at individual stotims Tho strais mvLg tho bost porfoJlOllco il1tho nursoryaroadvQncod to

plot triols 1m attOLlpt is also mdo to avoid too llJ1y dU1Jlicc-t ions botvroon plot ond nursery

tosts

DATA OBTAINED

In tiibl0 19 oro prosontod tho dta fron tho 13 nUTsorios No d~to Joro roportod from

Stilhntor bGcous~ of dipoundfo~ontial stQl1ds duo to sood trotnont tQLld from North Platto duet-o

wintorkillil~g FbI 0~Ci1 station tho variotios oro list~a ~11 o~c~orof tllo 1911 yiolds anClO1ly

the Ct poundlUii~ois nro given ~or id~l1tificationbull ~vor~go yiolcsru1d rOJll~sfor thoZ-yoar poriod

1940-41 arc givon TI1orevo~possiblo~ Pata othor tl~)yio1~ aro includcdvn10ncl]jroctors conshy

cornoclsoooocl to be rol~tod t) yiold or vrhon tho dDta shorrod lifforoncosboliovodto bo of inshy

torost

At DOlton tho nurso~y yiolds ~Toro sonovrbct bottor tl11l1 -th)sO obtoinod from tho plots

_________________________________--L ~_~ _ ___~

32

The highest yielding 1ori6tiGs~middotcrcCI 11952 C()nnnche CI 12104 und 11956bull Foro bull 1 bull bull ~

the 2-yeor period 1949i41 centu~ nupbq~sl~$Q2~ 11956 ruld Pomlee hoiro rod the highest ov~~Ctgc ~ bull ~ -i-middot~middot bull(~

yields KlDrkof llL1d the ioWs~~r~~eylq1dfor -Chis some ]criod~

The stroITQ-S reth~rtlmiddot~t~picothe rmd before h2XVcst considerblo loelgingo~ - - bull - ~gt~)j bull - 1

curred in most of the V~idtioSmiddot middotAfltf70fbe stiffer stXouorl stroins nercQo~lChq GI~ ~lm

bors 12102 11964 ond K~k~f lh16 B1ockhullmiddot ond l1rly$itCl9lJl11 s~J~ieel tlicC)~e~t str6~~ bullbull ~ i bull bull ~ bull bull -

Consiclercble rust cl079loP9d Jsppqiql]Jyon ~usceptibL vorieties while CI~ Iros lH~64 11969 ~ ~- tmiddotmiddot-~middot~middotmiddot 11 ~ i-

and 11956 showed some resistmce to bdth lealbnd ster1 rust ~ Septoria irifection~m~hOOliy on

all vorietmiddotio~ eicampPt(iIlti li9S6~~esJtv~i~h~vmre 10Wr~ging from ~6~6 to 8~pounds per

bushel

- 6Zbus~lCls per ~r9Jii~hPtivirc991~

- - I

nunbors 11976 Qildli97idt tll~bo1tOtiJ- - - ~ -

nui1bcrsl199Z rrl 12104 2t tho top of~16 list G-l1c1 qfr~

For the Z-yell joriodthroQ15t piuf3 aic tiod for~i~$tbull bull d _ bullbullbull

p1oce in yield noDelyPlt-~momiddoto CotibtJpl~omiddot and CI11973 Duri tins ~iirio peri6dNebrqclKlm~ t r bull

-

I bull bull

TIe highest yiolcli~lgVorioti6~yc~cIIi

kof md CI 11977 middothil1t10i~6ii~centrg6lt7ioldsbull l_-~_ ~- )~ f ~ i lt-

In the irrig2ilQcluursery tlt E3u$l~l1ii~lt os llOig2ts ranged frOD55~Ot o6i5middotJ1oUI1Jspdi~u - i bull ~ ~ bull

shel ad t10 yields fr6h40~4t~ai~2bu~~dlspcr acre - -

PovJnee C I llU9b0rs yl972 oclmiddot I199sthi1o]brly l3Lockhull C1ld CI 11975 ~qrd low tJ~~1940

and 1941 Yieicl~middotbyen9middoti~1middot~6r~ i~bl1tit ithe $e t~oe voriqtJ8stli1~ poundotedfi~~t ~n~[~4~middotmiddotVlCr(3

blso ~igl poundor t~e 2-yClt1Z averoge

The drJr land ~~s~y atl3~~~ffCL gave yields only ~Jig~ttY 1ower than those in the irri_

g~t~d nUse~r~l this estconsid9~JlJble)oafrustd~Vieioped onsvsCOl)~ib1eva~JOti6smiddotpound1Jlclthe [

~st vmights vmr9 $QIlow1W-t 10vwrthaniiIl tho i~rigatee1 nurs9I lheTbiot ies hoving the highest I

yields wereG~I nuppors 1Z105 1199Z~ DIld PO-Jllee while CJ~ 11915 ~6b~od~ QLld CI 11971 1ero ~ -- - l lt - bull bull

low GI 11l50 Pa010e and Cltl~6 11lJvo the highest ~yc(~ro~prgc intliis d-ry lGnd~

sory test ~ -

lt

StroxT IlQS Ullusually tall rt WQ~ehlTrd Vlit~l hoig~1tS Jol1gil~froo45 to 53 inchos i1d CIS

IJight be expectod COllsidercb10 lodgihg qccuJted botore lZVest SODe of the stronger sbroTodimiddotmiddot middotmiddotmiddot middotmiddot

strainsrere CInunbqrs 11977 1197~ oncl 121OZ ~e$t weights lTerp fqirly good illriost cosesbull bull bull bull 1- e _ bull

01tlOUg~l one vr~rict~IW0 woigIlt of~6 pouncls per bus1el Two vorietics c I ilunbors 11952 C-l-w

11972ri91dec1mprethml 50 buslels pprlcre~ CJl(l 11 vc1rietiesmiddot gt(1 yiOld bot7oen 4OQJ1i 50biishy

shell por nerebull Bo~ed~l1 tho2-YO~t-~crge the J1igllostfi~ldingvoHoticsmiddot lC~~ CI ilW1borsmiddot-bull

11972 ~1952 0ld l19 wljilo NCQre~ CI 11969~ oJ1clCI~ i1977IXtd6thepoorest yidld ~ecordbull

At MDcl1Qttcm LQclgi1l~ ilOSrqpo~ed for 0)1 v~rietiQsLiltj~ough CI Ili~f1bcirs il974 11971 bull i - -_ ~- i

mcl 11977 stooel up t~le best ~c1f Jrust rcoclii1gs llOrO foitlyl1ig+1 i~l nost coses DJ+etcol~idcr6blo

S~9Ll 1llst ~~eve~qped bull 91ointoxburomiddot]Qs f[lj7~y g90~ 0c1 test neights~ lith on Oxc9t~~ir~god

-33 ~

froD 55 to 616 p01X1lS pOI bushel Tho ~ighost yioldiucvGriety CI 11950 gave 413 bu~hels

per acre while thelore5t yield vlUs168 bllshels1er acry( Additional vpxieties giving-tho

bet~bcr yields were C~I12l-9amp CI1l956 qnd Pavmeebullfor the 2yoar period cl 11950ronked (

iirst Pawnee second OJidCT 11952 thiro This last ThUled variety is exbroiaely early [~d is

boing considei-oel as a p05siblo subst i tuto f01 Ehrly 1lockhull Strnins such as Khoi-kOf BlocY_

hull and Nobrodhave boen q1dto low in yiold tho lcst two y~rs

Wint erki11ing occurred at ibys with SOLle VJriotios having survivals as 10VI as 63 p()rcont

11I

while others CltlJ1e through the winter with porfect sta-cls StrQJmiddot vms fairly tdl and dorisidoroblloaf rustdevclopod Ol~ all suSccptiblevariotios~Thoyielcl rcmiddotngod from 525 to 196 bushols

per ncro lLnking tit the top of tho list Jero CI numbors 11~5Q1l974 ond11972 d~lilo Jt thlt

bottm 1I~rcNebrod ond ]hrly Blackhull in tlds cso a lctcQnrl onoxbroDoly oarly variety In

genoral the lS4L yields nro in lile ulth ullO 2yoar wcrBe

No w1wberkilling was reporiedfrom Akron but the dry wecthor previous to harvest causedmiddot

straw to be short test VTeightslight and yields low The lighost yields 7ero reportod for C

I numbors 12105 l2l06aca 11952 No 2-yoar avoragos are sholm for this station sLlcO tho

1940 crop v~s a fai~c

At Fort CollL1s grmrlJh VJaS hoavy as l+sua1 the strm1 las tull undbeforb bargest all va

riotiesIere lodgod completely Yields ranged from 69 bull3 to 449 bushels per acre The throe

highest yielding strains Lll 1941 Tore CI numbers 11974 11970 3nd Comnnche For the 2-)roar

period CI 11974 raDkod first folloITed by Crnumbers 1~950i 11970 c-uiQ Conmche

Test Teights at Hesporus ranged froll 60 to 64 pounds por bushel aJd tho yields from 648

to 349 bushels per oore The Mghost yielding vorieiies lere Blackhull cr 11971 Nebred

and COLlCXlcllo 011 oflhich gavo moro tIm 50 bushols lJor ocre ~nscd on a Z-yodr averagef

Comanche had telO ~ighost averoge yiold poundol1Oled by Blockhull CI 11972 old C~r1l974 The

agreenent betllOen tho 2ye8r nvelngo o1d the 1941 yields is lotsO goocl at tllisstation

Winterki11ing was very severe at Ames but the rellJtionship between survival and yield is

not very close For example cr 11969 lith a wnter survival of 86 percent yielded close to

the bottom while Cl 12101 with a survival of 26percent rmuod secOnd for yiGid so it is

apparent that other htizard~YiOre prE)sent Test vrOig1lts whore obtained rangod from 543 to 590

pcn~nds per bushel The highest yieiding v~~rieties v[ore Nc)redC 14101 bnd KJ-1rkof The six

lowest yiolding strains gave lessthnn 10 bushels IJer acre~FOr~ tho ~yo6r poriod 194041 CI

1197f has hd tho h~ghest avorage yidld follmmd by Nebred Pa~moe end CI 1195Z

AtL~ncoln t110 November freoze causQd consid~rablewintorkUliilgand therelationsllip

botlTeen middotlintor surVival anltlyield iis fairly goodbull incre~re 5omo exceptions in tInt Nelired

Cl 11971 elld Kll2rkof rith good survivals ru1k6cl rolctively lQYI iny-ield This 1DsproboblY

~

ctlusod b~r 0 combiIl)ti0l or Joopound rUst lnfotion~ hossion fly ~1lngo ~d tho h~ ~ough~bull All

varieties except Pamee Carrieda foiply heavy lecpound rusb infect ion and testvreights were ratherbull bull bull ~ ~I ~lt 1

low langing from 44~O to 592 pounds ]jar pushel~ wo varietJ~sC bullI~ numbers1JS50 rnrl11952

~yields abOv~ 30 bushels -oermiddot acreTlhilo f~mvnietiosCInumboIsmiddot1975 J205 ~ii~77 - i

~bndi1976~yi~ldcd 10sstl1Q1l10 bJShotsporO-ltFo TIloS 10lYiolds T10rC accotap~io(fbY~xhrlJolY

low wintor suwivals Based on tho 2+ycQJavorago JihrJy BJacklmll hndtho nigh9stnverogoI - bull bull bullbull bull bull bull

inciinodto bo vL1tCrtoiiidor~

middot yiold fonowed by CI~tJUIilb0tS1l950~ 11956 t lmd Pamoo~ All ()f thQsostroins are early andI

COllsidcrrblo 1i11torkillingmiddot VJUSrcport 00 from AJliancbut tho dnto arc not too consistont

lith vih is knownofthdhnrdii1ossof tho dipoundforont vc~iotios For 0~10 GI11964 l~d ai

survivnlof l00porcontcomparod bo 8~ -percont for a1lJltof It is YT)1 Mllbtf1l1 if this xol~

tionshipis correct Grail1 quQlityvtLS poundcidygood JlJdyiolclsxogcd fro 0 21bull3 to 84 busholsj gt - ~ gt bull bull bull bull ~ bull bullbull bull

poraCroCl Dunbers 12102 121OJ~i[u1dKl11rkofampvctho highest polds in 1941 andCl l11Woo

middot bors 11975 11956 D-ld 11977govo thoi 10I10stones ior tflC lJ~r p oriod CI 11972 rc-Jko~

fiist for yielii K11rkofsecond CO~1Cho t1ird and Jqn_ecf(gtUxth

~obl0 1~ - Agro1ooic Q1d other dcto for uniforo willtor uhot varictics BiomiddotJ11 in rcplicQt6c1middot j

nursor-plotsincooporotivecxporioqnps at12 stti6ns in t10 hprd r9d ~yintor vlheot lnroa iJ~ 1941 and nvor-ge yiqldsfor 193g41

bull

Imiddot

14

23

7

611

middotmiddot15 i

91011 ~

13

245215

23322120125223~5

203

VS 36 580 196VS 34 q5~O 181V$ 35 560 17~91532 560169

S 31 545 167VS 37550 166VS35 588 165VS 35 540 165VS 33 560 164VS 34 635lt 161VS 36 50~0 155VS 35middot 5~5 151VS 33 560 154vS ~31 565 150VS M 54~0 149VS 31 510 146VS 31 510 1lt11

VS 3~ 560 141VS 34 5SW 13~9vS 35 560 136VS 35 51~5 13~5VS ~2 560 121VB 33 56 0 middot119VS 32 56~O 115 213 12VB 32 50 3 J1o3 lQ3 17 VS 3lt1 9~O li1 212 i$ XS

Smiddot12 470 9 7 l~ 6 16 I

v 31 500 74 19 19 VVSS 32 170 73 182 18_

34 166 67 130 20)DOCli yic1CIio~ Oiiy lio-middotinrieties IS7 ousl1cIs--

Denton TeJmS(OW 1 ) our p pus

Ptv 0CI

number

11952 April32 1fny26 601511673 April 30 middot1~by31~ bull 15 2012iQ4 ~pr~l 39 June l 15 151l956loiloy 5 tUne1middotmiddot 5 15

11669- )by 2middot JUl1C 1 13 1512105 April 29 lvhy 30 4 28

12000 prp24~26 60 ~311992 April 30 ~ 3q 10 23i2103 tllili)T 2 JulQ2 10 a5li974 ~pril 29 JUlio 1 13 4511823 by 6 June 2 10 1812106 ifby 1 June 1 5 28

11972 Ithy 1 June 1 18 20li961 YJ6y 2 JUJo l T ~ 011019

0 97~t~pril 81bY middot3135 5

May 6 Juno 2 73 13 11950 Yoy2 JIJll0 ~ middot3 25 A856 -t-oiil 22 ~vftw 2~ 58 811969 ~By 5 lIDY 30 0 011899 by 4 middotJun02 18 35 118middot1L ~Jay 2 JULJO 2 56~5

12101 ~v1Y 1J~)q~ i 58 0812102 ~IJccy 2 Junol 53 Igt

6251 ~4V6 Juio ~ p5 18JlSn uJpiy 2 ri Jii-1Q 118 5511876 poundtiV 3 Juricl 63 2011870 thy 1middot middotJUno 1 65 83

11977 1441 6 Juno 3 80 3511971 ubv- 2 JUll0 2 73 36I 1442 ~ Juno lt1 55 40

monaiirucrrar ofa Clifferonce botloOD tho

- - bullbull~_c- 0_ -bull ~-

TO-ble 19 - (Co1tinued)

ChilliCQt)l~middotTe~s--rFoux plots----

- to

1

I

-r- -_~_ ~~ Leat-IL~pging r-w~e )j ~vo~o-Yr-- -- C~I bull~ Dah iHQigh~rust I eld 1940-41 BarJltn1lIlb er headeC-Lmiddotmiddot i

Percent PcrcClt Mels Bushelsr- ------ CInches39~- 11669 Maiv 7 ~ 30 241 213 1

11992 May 6 39 20 10 231 12104 May 2 40 20 15 2211673 IIuy 2 42 8 5 21Q 213 111973 IipoundW 2 38 25 15 214 213 111972 May 7 bull 41middot 25 20 211 2Q5 412103 May 7 41 20 10 20611956 ivJay 9 40 T- 10 193 17~8 912102 iicy 5 37 65 5 17411964 ihy 2 35~ a 5 17middot0 I11970 Ilioy 2 42 50 20 159 180 8 I11952 April 26middot 33 - 50 60 156 176 10 8856 April 2middot1 34 65 95 152 183 511950 ~i~ 2 39 ~ 75 152 151 1211823 LlJay 8 41 25 ]0 148 181 6 I

I11999 lbiY 6 34 65 90 147

112106 Ihy 5 38 20 75 1-1712105 llioy2 42 5 40 14511974 Lioy 2 10 20 30 140 162 11 I118M lib 6 37 50 60 136 181 6

I12000 April 25middot 33 65 95 136 I12101 ihy 6 38 65JJ 15 128 11969 lihy 8 38 ]1 25 120 142 13

I11975 iby 1 36 65 15 87 129 1511lt12 ~~ 11 40 65 5 90 111 19 I6251 bullJJy6 36 50 100 amp8 141 14 I

10091 Lhy8 37 75 10 78 middot102 20

I11977middot Boy 10 37 40 85 74 n3 1811976 rJoJr 7 37 65 60 amp4 1l7 1711971 lifoy 7 38 75 100 62 128 16 I

I

Standard error of 0- difference between the meO-n yieldsof any two varieties - 321 bushelsbull

11 Severe firing of leO-ves

t ~

~

r 3P~

rabl0 19 - (Continuod)

~

r-Tmiddot

913

13

71215

26-9239231

250236

29026~290

246214243

middot281

C I HQi~lltl I IIIJXlbo_r_L-==-~==--L---==C-~~r--+-o+l-------tltilt---~c-r+~==+-~gtlt===--~r-t~plusmn-r~~ROr=cn1~ct

~~ 1

lJ669 16 JUri~ 25 32 87 610 104 320 I II

11972 20 J~o 29 34 87 585 392 299 2i11956 21 Juno ltZS) 33 i 85 600 3S3 29~7 3 i

12103 20 Juno 30 35 88 600 383 i11882 18 Julo28 34 85 600 36111969 22 JunoZO 34 87 585 35~611823 20 Julybull136 82 550 34011973 16 June 27 32 86 600 34012104 18 June 273S 88 600 33811673 16 June 27 32 85 600 32511999 20 Julie 0 35middotmiddot 83 605 32512105 16 June 24 32 82 60032111950 17 June 27 33 84p80 31911964 17 June 25middot 28 86 610 31211976 18 June ~e 32 85570 30911977 20 June 29middot 35 77 570 3071210220 June ~ 34 86 600 30 711844 20 June 30 34 86595 middot2991442 24 July 1 36 86 59029811~52 12 June 22 32 87 615 29812101 21 June 30middot 33 85 600 28910094 21 July ~ 31 85 590 27911970 20 June 29 37 85 595 27411974 18 June 28 31 77 565 27212000 14 June 25 32 83 590 27212106 14 June 24 32 83 570 271

6251 20 June 30 3433 82 580363 213 1811971 20 June 29 81 575243 229 16

8856 10 June 2Lmiddotmiddot 32 80 580 ~ 7 1amp5 20 11975 16 June 28 33 80 565 212 211 19 i Imanaarcrerror of a differeJiii6~qiyroojn-1homQanyJo1dsof~~tw6-Yltii-+oti os - 3 ~Dushors----

I

~

ft

- 3$~

~able 19 - (Continued)

37~0 4

380 3

364 5

318 63~0 8middotmiddotmiddotmiddot314 12

341 7[327 9

325 10 J~

I3h4 middotmiddot12 3]5 n

~$~7 15

In1 17

29~4 14 ~

a74 16J

267 18

227 20237 1degJ

53509493491 479473-15244-7middot146433j27126middot12139939638$ 3943793793723563-123263r630~228~8

2712622Lh8Z4~7

6359~Z61616158~1606061i~6661605860585558506157564658605658

5334

3924

5051

294

5316fI8~i18

4045

2054tJ831393025Ii211129133155deg50

50495149494850

51SO50

4917

~I S1

564$ 16middotmiddot48lt53

48194948lt1617501545

15 14middotmiddot 12

1614

14gt 11 15

-131415

16 17 J510ismiddotmiddotmiddot13ltlEl13

~i~JP middott6middotmiddot17lt16 lt16-i5 ii

1$16

11 14

512

8109

11 Smiddot1014

1312

102

88

-129

14middotio

J2la

15 913 11

Alt

1514

1195211972121051210312104116691197412102121061199211956121011184411973

88561195011673119981196411823n87011871

625114-12

11975middot1197610094120001107711868

__n~_~2r l~~~j~~tlL6Igtilg Ib~ fgd]~Jvnyln6hcs) (EOrccnt) (ol1nds~-l-ri-~~u-shols) -----i

I

~ ltlO~l 2 i 405 1 i

standai-d error of a difference hetwe~n the mean yields of-any two varfetios - 19Zbushels---middot

~---~-------- --------~

Table IS - (Continuod)

- 3D -

Table 18 - (Continued)

276 7262 926-1 8

239 11243 1022-6 12215 13211 15215 13207 16182 -20205 17W6 18184 19

25 2) 43 5 52526 25 42 40 48527 25 42 60 47025 25 42 50 45224 25 43 5 44820 2Q 43 90 pound13bull726 25 middot14 25 t13~5-

23 21 41 50 13525 25 42 20 middot12~9

27 25 -11 5 middot2325 2lt1 39 10 U7

~ 26 26 42- 75 lt10322 2] 42 -50 38026 2$ 11 75 37625 2~ 43 50 37826

2~ t17 60 371

27 25 10 5 36325 25 44 80 36_025 ~ -13 5 31125 25 42 50 29~8

-26 25 45 80 297 28 2q -11 50 288

27 26 43 90 27526 26 39 60 26927 26 38 85 268

28 28 38 75 25729 28 -12 90 251

-ZS 26 12 80 24~1

27 26 39 80 21~1

10 IG 43 00 19(5

11950 1197411972121041199211952121031210611669119561196111999120001210111973li97011969121021210511673118411182311971119751197611977

14126251

1009lt1middot8856

----aJmiddotmiddotizcrogccr Survival D1e1r _ Rc)ight 1ecd rust cro

number Hoadcd Ii~1bullbullbullo L bull JLcld-----=-=--Lr-Fpcrc-6it 1f1y upo -h n--ch-os--Ircontj (BUSh91s)-J~~----I-

10090

100769391908396

10086

96100

98$8

10088806577

~ 8580

100 63

7677

10096

10098

Standard errorof a difference betw~en the mean yields o~ any twovaxieties - 536 bushels

41 _

Table 19 - (Continued)

Akron Colorado (Five plots)

12105 Way 26 23 545 lS212106 May 28 22 55~0 17111952 Wey27 21 565 14711972 Juno 3 19 57s 14711669 May 28 21 550 14111970 llfiav 29 23 500 139

88q6 May 26 22 560 13611971 lVlay 31 20 545 13511999 June 1 20 570middot 133118t1lf1 IYhy 31 22 565 13312103 Juno 2 20 560 13011S92 l~y 31 19 540 12612104 H~ 30 21 570 12510091 Juno 3 20 570 12512000 IVlay 2821 5middot15 12-4

6251 Juno 2 21 560 1l4n950 (ny 29 21 515 11Zl1S6l lihy 31 13 535 11212101 Juno 3 21 545 no11Sn Juno 2 21 535 10111823 Juno 3 20 540 S911875 lihy 27 IS 560 S112102 ltby 31 21 560 09

14-1 Juno 4 21 560 3911S60 Dune 3 13 550 C711S76 Juno 1 19 5middot10 G611673 ivhy 30 21 500 8511973 Juno 1 20 555 C2

I

11077 Juno 3 18 5middot~5 amp2

11956 Juno 3 10 =--i=5G5-r--~fiF--5=-3r__Stondord orroref Q difpoundororico betwoen bhomonn yioldsmiddotOf QIlJ two vC)riotios -Z09 0ushols

Seeded September 11 emergneSeptembor 17 1940)

I Height --jmiddotweight per=1~vCi~ampO9Cro-[1 C~Ic7llJ=lmib-=o=r----L --Datoh=o=ad=cd I ~ bushcl __-Z_~ __

(Inchos) bull (Pounds BusholS III

I

III

I

I

I

f

Table IS - (Continued

rorbCol~ins Colorodo1(Fjvoplots)

8

20

147

11181617

131012

85

1419

459503~

1734U415~

449

i

46-147547l4S9506459 433

- -- o---~-~- - - - ~--7-IA-V-QrccCtgc~Ocro-t Yield f

el no rDatQ-- - ~lield--1Avertlgc _1~lbii4~h~k=gt ~ush61s) ushels) 1

11(71 May 2D middotlD a GS3 567 1 Ii

llC70 llny 31 _ 52 O 640 523 311673 lvny 30 50 0583516 4 I12106 Iby 29 bull __ 51 a 570 111823 June 2 48 a 566 506 5li950 lviay 30 _ 49 a 560 54~ 2

- 12000 llilay 30 50 0 5601~105 May 28 j 53 0 5608$56 lvhy 27 52 7 557

11971 June 2 51 0556 12102 June 1 46 6 548 11973 lJby 31- 48 o 54311952 lvhy 29 49 18 537

-11975 lvby 30 48 0531iUi56 June 3 46 a 526i19n June 2 46 3 525~ii6S9 Fey 30- 48 deg 52111976 June 1 47 o 50611999 June 1 47 14 506il992 lJaiy 30 47 32 504

11811 June 2 48 18 lt199 12101 June 2 middot16 14 499 11-12 June lt1 48 32 182 6251 lvhy 31 48 1847411969 June 2 47 0middotmiddot lt17010middotj94 June 3 17 a 463

12103middot June 3 48 a 160 )1977 June 3 46 a 458

1196middot1 14ay 3C)middot 16 5 457 12101 iIay 30middot 19 0 MS

H bull i bull

StnnaDrd error of a diffcreiiCC ~otwccn thcmc(]l] yiqldOs of iinytvio voriotios =546 buShels

I

~

- 43-

Table 19 - (Continued)

scsperus ColorC1do(Tl1rce plats seeded September 27 1940)

Imiddot n~~rr ~~~l--=uigh ~

porRDnkbushel

I I ----- -~ ~ugust=- ltInches I POUoJds) ---

6251 10 4-1 63 618 509 2i llSn 10 ~ -12 63 5604 419 3

10091 8 l ~ 10 62 558middot B2 -0

ll673 middot12 62 539 514 1()

8856 5 J laquo 44 63 492 440 711974 9 42 62 475 443 4

12101 10 lt 44 64 474 12000 8 42 63 463 ~

12102 12 44 62 458--11823 10 lt13 60 456 400 1011976 12 40 62 lt156 442 5ll81fl 9 44 63 451 408 911972 8 flO 62 4t 472 3ll950 6 n 02 -134 399 II

1112 9 42 62 428 388 1211973 8 41 63 123 370 17ll969 10 12 61 418 343 1911992 8 14 62 -11-7 11999 8 11 6lt1 -n7ll961 8 lt12 62 n~

ll669 7 f bull 38 63 107 378 1412104 12 44 62 10412105 11 44 62 404ll956 9 14 63 101 374 1512106 11 13 62 39611975 12 42 62 394 367 18ll952 3 40 64 377 310 2011977 10 38 61 357 374 1512103 12 44 62 M9ll970 11 45 62 329 388 12

bull Standard error of a difference between the IOOan yields 6f any tWQvaJieties = 768 bushels

f

I

Table 19 - (Continued)

1- ~

t ~ bull

o14

AIDos Iowa (Jiourplots)

10094 69 588 288 403 212101 26 E86 255 fl1442 34middotmiddotmiddotmiddot 528 247 366 7

11950middot 51middotmiddot 554 221 377 -511999 middotmiddot 45 588 22111844 51middot 578 220 356 1111971 1-3 556 220 424 111972 35middot ~ amp72 208 366 711956gt 55 590 201 364 912103--- sa 587 195 11952middotmiddot 66 588 170 390 412104 ~ 64bulllt middot585 16812000middot t 579 16211669 78 S~r4 16-1 391 311992 10 573 16111974- 61 543 160 369 612102 2~ 598 158

6251 78 579 155 346 1311973 54 586 155 354 1211823 li4 544 154 357 1011970 28 5704 114 342 1411673 60 563 139 33 1511964middot 51 579 1358856 18 581 119 328 16

12109 J 15 563 9511977middot 6Q amp0 2amp2 1811975middot 71lt 72 299

_ J 17-

11969 86 ---- 57 270 2012105 13~- -_ 4111976 _5 32 271 19 l_

~~~df~~e~~let-~en

Standard

the yields ororyy two~6rieties= 249 bushelsbull-

error mean

- 45 -

Table 19 - (Continued) L~col~ebraslm

(Five p1ots~ seeded acpt01~er 25 emerged September 30 1940)

9

8

13456

715

17

161814

11131012

227221232225

1965186207

32~5 280 21t7276 272

--~l~till~~r gtti~~ - ~f~1-ei~~0 vre~-~TICJlV~ Jlvera~~clf==1 ~~~~_l~rvival)le~~do~rmpeIreacti~zrl_ _ J bush~l- ~~el~~ 1940-~L ~~1k_1

Pc -ilij June 1L1) -Wosf Bu ~Bu- I11950 65 29q4 22 35 568 317 316 2 I

11992 6525 25 34 557 3098856 69 P 20 3 36 592middot 295

11956 66 2pc 26 2 32 57r 28011669 65 33lt 24 2 34 564 26811844 56 25 27 3 36 568 25811952 702~ 20 3 35 58824412102 5626 27 3 33 57 7 22112101 61 26 27 3 32 568 19411973 57~5 26 3 34 55~(j 19112000 51 43 25 3 33 55~4 18610094middotmiddotmiddot 84 Z6 26 3 32 543 17411964 56Z6 25 2 30 51-0 17111971 74 Zo 26 3 34 518 154 11972 60~7 27 3 32 518 15111673 57Z5 26 3 34 526 118

1142 76 Z7 c 28 3 34 550 itG11999 46Z7 28 3 31 539 14612104 44 Z5 28 3 32 amp-10 137

6251 69 ~rlmiddot 28 3 34 550 13511970 63Z6 26 3 37 510 13~iJ12103 middot16~7 27 3 30 539 13311823 51~7 28 3 31 17-2 13211969 - 52 Z7 27 1 32533 13611970 13 ~6 27 3 28 195 12312106 41 35 25 3 30 510 -110111975 29 (37 28 3 28 190 6612105 29 AS 28 332 510 6SllSn 39 29 28 3 2810 55 174 20

I 1197e~ __~~ 29 28 bull 3 2747~~_54 185 19__1

Standcud error of 8i differ9nc~bet~loenth9rmoan yieldsQany1-wbV1arieties 298 bushels

l 1 and 2 arc degrees of resistance 3 and middot1 degrees ofsliscoptitbility

f

46

J

109 10

106 1191 17

120 994 15

106 ll101 1393 1679 2090 IS96 14 G5 19

Ronk~-

i150 2 t141 4

I154 1

137 5147 3 I

130 6

128 7124 S

Table 19 (Cont inuod)

AlliOJlce NebraSka(Thiee plots

C~I

number

12102 80 JiinC3 21 610 21312101 88 Jime3 3() 625 206

1112 88 JuneS 27 610 1$911669 85 June 2 20 605 lSS11972 83 JJine 3 19 615 lS712103 gO JUlle2 20 600middot 18~9

6251 75 JUIle2 23 620 bull lS~311973 87 JUiEl 2 19 615 lS111673 85 June 2 21 610 IS )12105 60 J~l 23 605 17910094 97 Juil3 4 18 615 18-511844 90 Jun13 1 20 EiOO 15~912104 middot83 JUfl92 20 595 15712106 $3 JL1Q 1 22 590 1511992 S1 Junel 21 56~0 15311964 160 June 2 19 580 119

8856 83 Yay30 20 590 13411999 88 Juile 2 17 600 13312000 ll8 JUIioZ IS 595 13311950 87 JU1Q 2 17 570 12middot2U969 90 Juno2 17 590 117nS74 88 Junel 18 580 ll6ll91 92 June 2 17 575 ll211952 M Juno 2 16 58middot0 1071+823 87 June~l 18 580 10311970 OS June 2 18 610 9911979 68 Junc2 19 585 8611975 15 Juno 2 21 585 B911906 ~3 JUne 2 17 575 061197 78 Juno 3 19 600 84

Standard error of a diffcrcnCebetwoonthe moan yi~lds of ~ly twovarieti~~ = 389 bushels

iL-s

- 47-

STANDARD EBROBS

Standard errors were calculated for each station as outlined on page 21 of this report

In table 20 will be found the number of plots t average yields and standard errorS for the unishy

form nursery grown at each of the 12 stations~

9-411512

7middot63575

132227237145

187321335205

265453474290

696 492 348 891

369 301 213 719656 5~36 379 1057

331 209 148 1279864 546 386 7329 Ll0 7~68 543 1228

353 249 176 1101

1 73 298 211 1234188 399 282 19~25

---_

Imiddot -l__Stl1daril er OJ opound a ---_== iSbgle~DifferOJ1Ce ~l 1

I plot between oeDLlS lfuSlio-rs=~rcenr

(Bu~hols BUshcs Ij

ITexns

Denton 4 1403Chillicothe 4 1501Bushland ~Irrig~ted) 4 3105Bushland Dry) 4 252i

OklahomaWoodward 4 3904

hJsosIvbnbnt t an 3 2964hys 3 3585

ColoradoAkron 5 1157Fort Collins 5 5270Hesperus 3 4416

IowaAmes 4 1599

NebraSkaLincoln 5 1710Alliance 3 1465

Table 20 - Nwnb)r of plots averGge yield and standard errors for the uniform yield nurseryat each coopmting station in 1941

NUmber -+---XVerageStation of yield of

~lots vDrietiesbushels)

SUIJlifLBY OF NUBSERY YIKLDS

The yields of the 30 varieties of winter wheat groW1l at 12 stations (13 nursories) are

sWllIIlnrized in table 21 whore ~he varieties are listed in order of the 13-nursory average yield

These avemgcs arc of int erost only insofar 1sthey shaw the generai adoptat ion of the vcriety

A more detaile~ study is possible i as the vcrieties also have been Dvercged and ranked by Stotes

Pmmee hDd the highest aVerage yield in 1941 rhis v2riety rankod first in ~exns ol1d

f Nebr1ska sixth in Oklahoma and Kansast f()(rteenth in Iowa ord seventeenth in Colorodo In 1940

Pmmee ranked second in the nursery and again made its poorest record h Coloiiado Cheyenne x

Tenmarq (CI 11972) rnnkcd second ~~ing its best record in K~s~s ~his strain ~id the highest

average yield in 1940 Li third place WC1S KalTv2Je x TOl~rq (cr 11950) a wheat that ros been

high in yield for sc)voral years in spite of a tendency to shcttor under certain conditions

KamiddotNalO x Tenmarq (CI 11992) rOJked fourth culd KDxNnle x ~e1llIDrq (Cel 11956) fifth ~he avo

rage yields of the four leading varieti~s differed vGry little It should be lintcd out that

tho first tlOlve vorioties had ~oxmrq as one parent In this sune group four varieties rod

KmNale os one Drent DLid i~1 three cases CheYOJu1e laS used in the ClOss Eighteen hyblid strnini

rI

IrImiddot

I

bullI I -- per acre Iz IN1rm Iemiddot Iowa eP~1rP CoIOrte1o pound ~

ii C~I I lIuh- 1 I I I I I I 1 ~ I I I J 13 I=~ i 1Cldl-1 1IIiu1 1aIIilble- JIBIIIlIOOl1-middot~ 1AIlbmkl ill8$iLi_ AlU-A~ BamkJori aAllnDdleit- Ae-JIaak1 I S~ 1 u- DIF (rnc~ -- rampampel 0middot I colin aileerace middotJCol- i tPenalftCllI lut1eot1IenAllid)_ I ~ bull I bull 0 I I bull UD I Imiddot I

I

III

Jampbull

I -

iftliaart errOl o~ bull _ (1IuIIelII) 132 227 1115 2- 096 21 3079 211 1middot16 211 2~12 116 86 1118 5middot1l 228 0 080 J I Is~ error ~ bull _ (~) 91l1 1512 515 16 5005 1middot91 11910middot51 639 1101 12- 19025 nll 132 1219 ~2I 6JJ 11l II I

- 49-

ronked obovc Faxly Blockhull ond 21 nere obove Blackhull OCld Nebred Again the Hope crosses

failed to give good yields as Hope x Tuxkey 1069 rmkcd cightcenth Hope x Cheyenne twenty-fifth

Qlld KlJlred x Hope tVlCllty-ninth In the 1941 nuxsory three strains had [werage yields lamr thDn _

Khnrkofchock

Tvrenty varieties have beon grovm iE the nuxscry for the 2-yccr period 19middot10-1941 Clt 11

stations vlith 12 nuxseries These dnta are presented in tob~e 22 lhcre the yields are avoraged

by States and the vC1rietics are listed in order of yield at all statiolS Cheyclmo x Tel1m~tq

(C I 11972) bad the highest avercge yield being consistontly high at 011 sttions excGIJt in

IO7au1d l~ebrcsko uhere wintorkilling wos heavy KavJValo x Tenmarc (Cl 11950) roikcd second

and PmJnee third These tvro strains had consistentB performuncos except trot Pavmee roc1ked fifshy

teenth in Colomdo Kawvale x TC11lIlurq (Cl 11956) ro1ked fourth COlIiltlIlChe shth 1hrly Blachshy

hull tenth and Black~u11 tvmlfth Nebred and warkof hnd avcroges considerobly lovlOr tlmn the

earlier vcxieti0s Etrly Blockhull x TollJDXq (CI 11952) hod 01 IverG-go yield considerably

higher Uwn Fcrly Blackhull In spite of tl-Je viintcrkilling ct the more northern stations grom1g

nurserios in 1941 tho oorly lalf-rustresistCJ1tvcrioties rlgcin rere at the top of tho list

for yield

Dato for c1klXocters other than yield cxe Qvorcged and presented in table 23 Since all

stations did not report the same datathe number of stations entering the averages is shawn at

the top of each column

Winter survival data show Nebred to be the most hardy variety in the nursery TvJO KltUlrea

Hard Federotion x Tenmarq strains (CI 12105 amp1d 12106) proved to be rather tender The rest o~

the varioties lu1d survivoJsthnt variod aver a I11frOVl rongo bull

Farly Blocld1ull is still the earliest vorioty in the nuxseryAt cleven sktions ipound 1VG-o

raged two days oarlier in headbg tlJDn Ebrly Bladldlull x TenmGrq (cr 11952) and three days

earlier than ChcyoTJ1Je x Thrly Blockhull (Cl 12000) Sevoetecn hybrids in the nuxsery rod rnv~

rage dates of he1ding e1Tlier thlt-n Block1mll ~Xkof ws the latest V1rilttty in thG lIllrSor

This gives a clear picture of the empmsis being ploced on cCXly vrheats in thoarea Ripening

datcs bring out about the same differences Qlthough the sprood is not so grect

Height measurements vcre reportod from all except one nursery and the averages showed

KltmredJhrd FederCtion x MiIlJmrdi-Mintuxki (CI 11970) to be the tallest and Hope x Turkey 1069

(Cl 11964) the sholtest athel vaIieties shOUwd very little differcl1CQ in averag0 height

Lodging data were reported from four st~tions )J1d indicated some differencesmiddot ~he weak0si

strawed vrieties were l31ockhu11 E1rly Black1lull and CheyeIlile x ]1rly Blcckbull (Cl 12000)

The IGastlodgir~was reported for Nebrad Ivbrtin x TOJ1PlOrq3 (CI 11823) and BltLckhull x Ten

marq (CI 12102)~

--

faltb ~ -~ of Bence Fie14 of ZO wbhr whea YUieU cr- ill _Uelll Fie14 _erie bull U aUon in lla 1l8I4red riDur whea 1eC10nbull 1~1

a I t llpllle1 pH Ia I I Jtpe Pr I Japmiddotu COXon4lp I Ina f - 1tratIla ~I bull I I IJlaU-Illpell-l I I I I I I I I I I I I I I I I I 2 I

1 t 8Iie7 or I 01 IDa- 101l11l-1 1Ul41 1a1llAn- lBultI1J~III lAy I Ihr I Ay i a I Ir IAlA-IAy I I- Ia I _811 on I cohe(IlIi+(Drr 1l8p I - IftIlll 1lIuIk1~I_1 daDk 1001- 1p8n81 ZIJaIi-IJIaDJt I aohle I r-BaDkIUle Ia I I _4118114) I I I I I I 11M I I I I I I I I I

IIq~n z 8uaIq 1172 ~1 205 29 11 232 3 40 1 ~9 32~ 31tmiddotl 3 506 ~12 1Ns9 3 ]66 7 221 15 I bull 312 IlKarial i arq 1150 2O1a 151 281 19middot1 20 bull 31t l 1 352 386 1 ~~ 9 ~7middot2 5 middot7 5 llmiddot 10 211 t 30 I11_bull 11669 25middot~ 21 32middot0 lbullL2~5 I 31middot0 _o~ 29bull9 311 ~

3Tbull1S 19 ~ -~~l ~ 271 ll~ ~1_ I

llawnJOZ aDUlq 1156 21middot ll ~1 16 235 2 36~ 5 31middot3 30 ~lis ~~ ~3~2 13 280 bull 9 i

llured-IIuIlJe48laUonz8uaIq 11971a 2115 162 middot3 162 203 10 38middot0 3 2 ) 561~ 50middot5 2 369 6 2001 120 16 13 291 IIaouoie 11673 252 21middot3 236 16 217 ~ ~7 9 350 29 5 bull ~-6 5~515 1 5 1 22 l~O 1S1 12 29 IllallJ B181llt1ml1 Z auaJq

~=281 176 23middot1 15middot5 211 6 1 2 3S~ 31middot1 2 7~5 ~o ~ 19 0 272 106 I 7 291 I

lIaIlIet Z Blackmll ZO 11 269 169 206 9 JIJbullbull 6 1lmiddot7 ~ 210 lis 7 10 356 11 276 12 ZO~O ~ 212 I I

IO~lIIIile Z aazq 11~U 19middot 21 290 15middot0 21~2 5 ~o bull 6 276 30middot6 7 ~ ~0~7 11 35~ 12 2 1~bullJ 5 bullbull1 I~1ulJBlacldml1 IS 25middot2 18 1middot5 11 1middot3 12 llmiddot~ 12 6 1~ 260 12 ~9 0 ~o 9 32middotmiddot16 32middot5 lG217 1 269 I

1~1Di ellMIq 1112 middot215 181 26 lla ZO2 11 32middot5 io 261 226 2~1 11a ~6 400 ~5 bull t 7 10~~

1011~bullbull 16 265 I Blokml1 6251 21 llal 21 10 17~ 15 2S1 15 211 ZO5 2~ 15 ~ 509 ~7middot1 ~6 l 17 11 26 Iilaprell-llull JederaUonz II1Ilha141- IIi lIiDUrId 11970 196 10 211a 12 11 l ll 12 26bull 262 26 11 52 l Zf-l li 1~ 206 l 120 ~~

260 IIJ~_ a011iDe eleoUon 119n 182 12 22- 5 156 19 31middot5 11 ~bullbull middot215 25middot71

~~ 1 ~ 1 221 1 1 260 1Ie_et 1~ 221 102 21a6 10 169 17 - 267 18 2 186 218 19 ~t ~~6-11 110 2 2~2 128 18 11 ~~ lliope Z alureilD 1~~ 25 1~2 290 17middot0 20~ 7 27 19 27 26~ 27110 1a52 ~ ~ 18 27~0 20 18 1 1 18 7 IlliieIkof 13middot0 111 2 1~ 15 20 271 i7 27middot2 12 227 11 ~7 31 1 1~ 36middot6 7 225 150 11 bull 2~ IlIaDJoe4 Z Iope-Bar4 JeIlerUOD 1115 2middot3 12 2lJ 106 170 16 29~ 1~ 260 21~ 2middotZ 16 ~7~1 ~7 1 15 ~9 l1 12 0 li ~7 23middot I1bDie4 z IIope 11976 212 11middot7 250 12middot5 17middot6 lla 27middot~ 16 25middot7 215 2 17 la 2 ~s 12 27middot1 19 18~ 1~9 12 1 2 IICClllp01Ul4 orobullbull 11971 1~9 11 26 16 15 18 22middot7 20 20 207 20 20 1 3l~ rlmiddot 20 212 18 11 5 10 20 21_ II l-

~I

-

Leai rust

Varieties roving

- 52 -

reodings were reported rom five und stem rust reodings from twomiddot stotions

low re~ngs for both diseosos were Jomiddotllee KvlVole x T~qmiddot(CI 1195Gi)

Hope xT~key 1069 (CI~ 11964) Hope xChcy~rme(C~I~ 11969) und KovNQle xT~1IllQrq (9I

11992)

Kernel plump~Ss data were2e]orted from two statio~ aha these havegtbeen averaged and

DATA mOM TREDlSEASE mmsmus

Bmfr NUElSmY

For convenience tho doto from tho vniform Iilinter nhcot bunt nUsery ore includod in this

report Tl10se dnto (table 24)Tore ~ecurec1in cOQpcr~tion with AgroiJqmist s O)ld Potllologists

working in the area

j

f

1

- 53

UNITED STAT1S D]PAaTMENT OF llGRICULTURE

Bureau of Plant IndllStry

SUMiYIbEX OF THE GBElu PLAINSmiddotUN1FOBM WIhrm~ BUNT NUESmY 1941

By HI A Rodenhiser Pathologist and K S Quisenberry AgronomishWheat Investigations TIivision of Cereal Crops and Diseases

The uniform winter wheat bunt nUrsery for tho Great Plains area wos continued in 1941 inthe same manner as in previous yeaxs This report presents 0 sumnnry of the d1toobtoined in1941 together vlith lbhe averages formiddot the vaxietliies grown dUring different periods from 1932 to1941bull

In the fall of 1940 50 varieties and stroins of uinter wheot were SOVl1l in duplicotC8-foot r01S ot- ten stotions in the GrCtJt Ploins and ot BozemaJ1 1bnt KecrneysvilleW VoBeltsvill e M4 and Logan Utah BeCouse of unfovor2blc environracntalcolldit ions for bunt Jonshyfaction or subsequent plont grovrth no cL-m VlOre obtolned in the nuDseries seeded at- Lincoln andNorth Plotte Nebr and at St Poul Ivlinn ThedJta from 10 nurseries axe averaged The SllUt trot developed in the Logan utah nursery was caused entirely by the so-called dworf bunt orgOroniso and therefore the infection pcrcQntltgcs ore not included in the averages for other stationsThe nurseries included vorioties that hud shown resistw1ce in previous years and Igtromsing nm7strJins supplied by sevotal of the cooperat ing stat ions

Inoculuo for nost stations inS obtained fron the previous years IfUrsery at that stationby selecting bunted heads poundroD all infected vriGtics end froD collections DQrle froD faroersfields in the State where the test was made For the IvWiliatGan eXperioent the inoculum laS acomposite of racos knovm to be present in Kansas For the Kearneysville and Beltsville teststhe seed was inoculated with a cotlposite Dade 1lp of inoculum frOD all of the other nurseriesClean seed vms planted in the Logon nursery Q1d infection resulted fron the soil bormc organisn

The vurieties axe listed in order of the avertge infection at the 10 stations Thesemiddotaverages ranged fron 01 to 671 percent The average infections for SODe standard varietieslere as follows Ridit 20 Relief 26 Hussor 32 Minturki 91 Yoga 95 Nebred 103ond Oro 172 Of the susceptible check varieties Kh1Xkof had an average iIlfcction of 360 Cheyenne 39bull0 Quiviro 518 and Chiefkwl1 671 TJO hybrid strains hnd averogo infectionslovler than Ridit These were Oro x Turkey-FlorQamp1Ce (F9) and Hussar x Kmred (CbullI 11989) Fourselections fron the cross Hope x Turkey 1069 bad aver~ges 10Ter tlDJ1 the porelit varietyTurkey 1069 (CI 10016)

At the bottom of the table are shovm the average infections by stations rhe heaviestinfections with inoculum other than the dwarf bunt vmre obtained at Bozeman Ivlont Fort CollinsColo and lviurJbattan IWns A study of the lbnhattan Akron Fort Collins ond Bozemun dda gives some indication that different races mltJY be present ot these stations The behavior of thevarieties at Logon is of interest in thlt some of those eorrring rOpoundistance to the races presentin the Plains are also resistant to the dvrnrf bunt present at Logon In other cases strains trot

are quite susceptible on the Ploins see~ to be ~oderotely resistent ot Logon

Longtine averages are shovlD for vorieties gr~m for more trAT) one ye~bull For the period1932-41 Turkey 1069 (CI 10016) Nebred ond Hussor hcvo the 10middote st avero~es For the 3--yeorperiod 1939-41Hope x HussCX (C~I1l834J Relief 2nd Hepe x Turkey 1069 ~CI 11964) hmiddotweshmm the nost resistance Severol of the vcrieties trot mve beon highly resisttnt in thesetests and are othervlise agrononica11y desiroble axe being tested llith individ1U11 races tht havebeen identified in all of the wheot grovling areaS

bull j

i

86

j 1O~106101

7middot96

middot_----~----------------~~-~-~------~--------------------

rI

55

UNIFOBlvI WINTER vrnm RUST NURSERUS

In t~bles 25 ~~ 26 ore presented dQto qn severity of le~f~rust md s~g~~~t infection

on the 30 voxieties qf winter vThed grown Ll rust obss~tion nurseries t~ltgQgheIJ~ tho oountry

in 1941 These nurseries Jre LUintained froD yeor to yecr ~s part of n J1Jert ~elQUrQh progrno

corried on Ll coopcrotion ui th agronorUsts and patll010gists erployed in the ~evoru Stdes CODshy

cerned Lcter t 0 cooplete report of these nurseTies ui11 be issued 8c1d th9 rust percotCges my

not agree ent irel rlth those presented here since the clto sItovm in this less de~oilecl raport

include only figures for the severity)f infection

Differentiol dato for leed-rust hlfection -rare obtdneclfor the vcriotips ot 20 stotHJlS

(toble 25) In cnlcul~ting the over~get Q trace (T) ~ns considered2s equal to O Aoong the

seuihJrd whects Hope x Russlr (CI middot11682) Hope x Konvde (CI 11959)~ ~lcl Red Rock x BGpe

(C o 11821) Ind the lC)VTest ovemge infoctions Of the lnrd VIhBats IIt-uqui110 x Oro (CI 11979

and CI 11851) t Hope x Cheyenne (CI 11969) a1d tavrvnle x Tenrnorq (CI 11956) had averoges

less thaR 20 percent In the snme tests susceptible voriotieshad aver~ge infections of from

60 to 715 percent

Stem~rust readings showing differential reaction wore raported from 13 stations (table

26) Among the hard wheats the mosb pronoun~ed resistancQ vJUsmiddot shovm byHopb x CheyOJlIle (CI

11969) Hope x Turkey (CI 11964) Mnrguillo X Oro (C~I 11979 Cw1d CI 11851) t ond R-044shy

Minturki x lVJinturki (CI 12022) Of the semihard mGQts Hope x Knvrvole (CI 11959) and Hope x

HusstX (CI 11682) md low nveroge infections

Toblc 25 _Severity of 1e1 rust infection on ninter nheQt vQrieties gravm in the Uniform Rust Observation Nurseries in 1941

VGriety or cross

~

5355 302 50T+ 25

15 305 15

1 70T 501 65T50T 35T+ 10

T 301 50

1 65T+ QOT 5o 10o 1 T 25

0 25T+ 30

T+ 30T+ 45

433131054 4128

30 13313~3

806570

70 36765 11975 56770 46460 24460 26140 180middot25 15835 15465 21865 190

170 261

80 63 080 71535 35880 64910-63 390Q5 8HO t9 010 t5a I1099 OJ

15 117 m15 124 I

65 245

B565

100100

6520202540202515

46 SO10 50609025 5T 10T 70

2S 1525 lt1585 6040 80

T 255 40T 25T 255 Z5T 25T 10T 20

251015

TTT

20355

2010

15203030

52020

101010

1

30 25 80 - 9025 60 80 9015 5 80 8020 65 80 9020 -40 60-8Sshy20 85 90 10030 40 60 9010 T 25 10

1 T 20 105 T 10 20I T 10 20

T 10 40

70502060eo6070101015

510

753075

55

10

106080704030401510102015

9595809595959020

5Q

5070

7010100102010

100100100100middot

75202020

T55

20

30506030104020

TTT13

503080TTT

75 5060 7060 540 8070 middotmiddotmiddotmiddot6065 9085 4040 T

3 23 2

25 T20 20

25351575T5

JO30504040252020

55

103

9090gt9595Sfr80857570657030

8585

51060G5

8090

70207580556570551095

2525402510

TToo

oT

402585-~

T

-

85100

254065shy6525

5T

3T

10

3525middot9590

52525TT

105T

759510

10085

10075

5252

15

5060

100TTT

35

2525

325

3T2T

3

225615

115

5

)5252010

5352middotJ

515204025

60 7560 9510 545 10000 100Z09015 20

5 55 T

30 T3 T5 T

355

75T5T

7590306585-85452010101550

1530

57

1055

-0ooo1+

607075551045

51020656065

40755580755520

3551

20

T122

5211T

502510

253010152510

51TTE+5

TTT5

51020TTT

152025101510101515201015

50754050404020

T

fSoit Bed ~hignn Amb er 5620 751 TiUIllbu11 5657 80~~tDcnton 8265 50ti bullbull M(3Jster 6471 90

~tmiddotgtoiit~~~ioncon ~f~ ~gampi Purdue no 1 11380 80r~WijDas1i 11384 60t middotEUitzsel x Hungarian 11849 50~Fultzseh x HungaXion 11850 45~rbulll ~tz sel x HuDgorian120l7 30)middotFultzsel xTJWIlbull 12018 40

~H~eHt~=Redmiddot 4843 50~l Kawvale 8180 ~ 35 I~nt~~i 6155 50I Hope~Hussor 11682 20 HQpc~ KuwvrUltl 11959 20

Red~o~k x Hope 11821 35

atI~ ~ep7 51 A6 I~liiiiibda J 50 Tcnmarq 6936 65

Kharkof 1442 75Mala~of 4898 80Comanche 11673 40

I Pawnee 11669 30 Kawvale x Terimarq 11956 35

Marquil10 x Oro 11851 50Marquil10 x Oro 11979 30HOpe x Turkey 1069 11961 25Hope x Cheyenne 11969 20E-41oMinturkix Minturki lAJ22 70

~ -l

=_---~------------ ~----------------_ --~~~_-~~~

Table 26 - Severity of stem rust infection on winter wheat varieties grom in the Uniform Rust Observation Nurseries

11lJ~J

in 1941

----[AverC1ge for I13

stations I

I519467500515492538 j488566 1

558 CJl591 -J

535 I-

535 j

467 j

290 219 i

5-919 ~

318

18320028828513818613~8

4429220511

1

)

--~---

30 100 75 T- 30 100 65 65 20 65 2035 100 80 T 20 lOO 65 60 15 65 1530 100 80 T 20 100 65 70 15 65 3035 95 85 5 20 lOU 65 70 15 65 3540 100 70 5 25 100 65 70 20 65 545 100 80 5 40 100 40 80 25 60 3545 85 80 20 20 100 60 70 20 60 1550 85 86 10 30 100 65 80 20 80 4040 90 80 20 30 100 65 80 20 70 5050 100 88 40 40 100 65 70 10 80 5035 100 90 10 40 100 65 60 10 70 4555 90 85 5 WO 80 60 5 70 40

10 75 90 25 FO 65 60 5 65 T10 90 40 10 15 90 20 15 2 25 25

5 20 60 T 15 80 15 20 5 10 10T+ 10 T 0 25 5 10 1 T 20

15 T T+ a 5 5 T T 0 T T10 60 0 20 lOO 25 45 15 25 -10 3 25 10 20 90 5 -~ 15 T T20 10 25 0 15 75 20 10 15 T T25 - 15 55 0 30 100 25 20 15 l 10

5 20 60 T_ 20 100 25 25 25 T 1020 T 20 0 15 80 5 T 5 T T20 5 45 0 15 90 10 15 5 2 T15 5 10 0 15 90 10 T 3 1 520 5 5 D 5 T 5 3 T T10 T 1 0 5 10 T T 2 T T

5 5 0 0 10 5 T 1 T T5 0 T 0 0 T T T 2 T T

30 0 2 0 10 T 5 2- -T T

0 e IMchigan Amber 5620 40 65Trumbull 5657 2 50Denton 8265 10 65Fulcaster 6471 15 65Ivioditerranoan 3332 5 70Minhurdi 5149 10 80Purdue No 1 11380 10 50Wobash 11384 25 65Fultzselection x Hungarian 11849 20 60Ful tz selection x Hungarian 11850 15 60Fultz selGetion x Hungarian 12017 10 6~

FultzsGlection x Trumbull 12018 2 50SBmihard Red

HUssar 4843 T 65Kawvolc 8180 T 35Minturki 6155 T+ 45HOPe x Hussar 11682 T T

HoPe x Kawvolc 11959 0 TRed Rock x Hope 11821 T 50

Hard HedtKnnred 5146 0 60TeIlll18rq 6936 T 70Khurkof 1112 T+ 75Molukof 1898 T 80Comanche 11G73 T 35Pownoo 116G9 T+ 35rowvule x Tonmorq 11956 0 25M1rquillo x Oro 11851 T 10M1rqui110 x Oro 11979 T 10Hope x Turkey 11964 0 THope x Cheyenne 11969 0 TH-44-Minturki x Minturldl 12022 0 T

Is ft R d

Variety or cross

Ii

~bull~bullbullbullmiddotbull1

~ ~

J

-~

rmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddot

~

- 26 -

Tobia 9~ -l~vr~goYiold in ~ushdLs por ocrbof Tintor n~lot v~riCtioslt grOmil~ plot tests in OxS 111 1941 uld V101ghtod ovorgospoundor 1939-41

191194I9181185

16015 7172144166

---------~-------I-+----~-_---+_s---- I

-=--olt-c- u-----Ra--~middot-l I1middot I2 I5 I

I

I

218205190

181-179 169

- 14 bull6 )A2

124 120 middot117

115__----

11956 11805

11669 11673

6936)11754 12106

81805146

8856i 1442 gt

6251

ViriJtJ~ orcrcs s j lie1 I~--1----- -- ~ i-2luobvr

~~~~c~gt=~ Phvmoo

~ ~ 06nonchomiddot ~

6~~ 11middotI ~odIL-rd Fcdorot ibn x Tcrunrqmiddot~~o Jihr1~r Blaellthull

middot Kbarkotmiddotmiddot Blackhull

2i

6347

59middot~

1011

303314272280276

-254275249252248243

Table )0bull- veroge yi~ld in bushels per acre of wintcJ wheat vadeties grown in plot tests inOklaho~in 1941 DrJd middotvrcigltcCl uvcragos for 1939-41 I

1--------------- Imiddot J ~-)vcr CyiOIirTn--bu-Slh-Cl-S--------IVoh6tymiddot6i- cross j I c] 194~ 19~941

1----------__~__~ I numbor~ (2 stohdns) 5 stohon-yeJXs Bonk _

Kawvo10 x Tonmorq 11956 356Cornoncho U673 352

middot Pavmoc 11669 345~middot1VolC gt bullbull ~ 8j80middot t 338 ~centnmorq 6936 32$middotDhoyenno $B85 277]trly Blnckhul1 8856268 middotChiofkori H754 254

-Turkey 1558 24~OKanred 5146 234BIQCkhull 6251 221IChnrkof 1412 220

1 _

Doto wc~oroportbdcfmiddotr6mthroo shtions in Kll1s1sin 1941 (table 11) lith thirteon vori-

middototiosboinggrovl11uuiforI11y pavmoC~lod thohigl1ostovoroGo yi oldfo11owei by OOIlahcl1O and Ebrrshy

middotlyltBlookliuiimiddotxToiu1orci (CS~ 11952)Chiofko1rCrJkodfauxthoJdTeon1rq fifth For the 1939-41

poriod inc1uclllg 5 station-hcrs tl~o vrictios rQ21c in tho follovTbg ordorfor yiold Famoo

COrnW1C1l0 Oldefkol nndTcnImtq

In N0br~sl~ tuost~tions rcpo~tod amp~to mld ~t theso Ncbrod hod themiddot~igllCs~ uvorogo yio1d~

fanowed by hwod x Blackhlill (CI 1184-1) ondPQImoo middot(tabl0 12) COJ1ltJ-1cho tC1l11ltodlast duo te

wintorki11ingmd hessibiJfly dDago Cherenno soloctitm ChOyCn10 Povmee ~dmiddotNobrod had tho

highost longmiddottir1o ovcrigcs C

IVbrnin had tho highostrwOigd riold in IVIinllosota in 19lt1l(hole 13)~ MinlXd x iv1ilJi~di

(6I 8$88) o~cl H41Xi1int~t1cl2(f)Il41~Z701-)a1sbr8jllcd high Thrcoviiiotibs iAiliarQ x IIpoundrgtshy

middotlnrdJmiddotmiddot(CI 8883)- rc1niplusmnl 6nd IVlJntWki foJt) aDout equ61 foriicldfortho lastthroo Yo2rs

l

- 27 -

Table 11 Avqrqgeyielci~i~busho1~middotPQrocreof~linbex ~1heatnridtlestpOIinhiplot tests inKansas inI9~1[Jyl vrcighted avorgtgcs for ~~39~n

Vnriety orcro~s CCIhunber_J-gt

PawneeConanchohly BlnckhullChiepoundY-anTonocrqCheyenneEJrly BbckhlllOroNebredEDnredBlockhullKharkofTurkey

Table 12 4iv~rogc yi91o In bushels oor nere of VTil1t~r hed br~etiosgTovnl il~ plot tests inNebr~slm it 1941 ti1ld Vrcighted avcrrges for- 1939o41

Vortety or cross

NebredKanred t Blocld1UllPownee Cheyenne selectionCheyenneChiefkanTurkey selectionNebraska No 60BlackhullTenrnarqKharkotComanche

CInunbcr

10094llSmiddotH1166911666888511754

115776250625169361442

11673

20~1 200119~4192

180 172

168153135131130Ip

189

190 199

190 18i---~

175173190162IS6

4

3125

67

1098

3

21

-

Bank -~II

~---

~---

----

331

334 337

- (

211209193middot17317i1amp81$~8142

6155

8033---~

-----1150288~8

MJrminMinord x lViinhtrdL amp44 x Minturki2 (Minn21QlfIvrinhtrdi x lik1rquis(liiru2699)Niinturki H-44 x Minturki2 (Mil1l1~ 2702)Yoga bull ~

H-44 x Ivinturki2 (iAiill~ ~mo)

Table 13 Average yield ill bushels per acre of winter wheat varieties grovID in plot tests inMinnesota in 1941 and veighted avcrnges for 193941 r -jy~~ middotidld inbushels

VC1riotyo cross Clmiddot 1941 19 9 1I----------~-----_----c_~_1--number 3stoampJoi~~r (13 stationyenrs) I

In Montonoeight v~ieties vvbre grownunifCJrtlr at 3 stations 0$ shown in table 14 middotKLz-l l - -

mont Klk1rkof and Nqv1tirk r~ed highest in 19~1 liTlllleTClrturkYogo andfDrmol1thndt-he higlo

cst yiolds during thb~~e0period1939-41

1---

~middot28

Table 14 - ~ver~~ge yield in bushols per oo~~ of Tinter he-t vu-ieties grovm h plot tests ilIYTontQIllJ in 19~1 and reighted bvorages for 19394J

Voriutymiddot o~ middotcros-s---] cI~-~~i~~~QshgS-middot_middot_middotmiddot--~-middot-~--=l____ i numbor Lt3 st~2)rsLlt8 stob~ors) _middotR~E middot_i

K1rcont[ 6700 312 30bull5 3 lGwrkof i44~ 340 302 4 INewturk 6935 336 308 1 IYogo 80~3 319 3062 WLinturkimiddot 6155 315 292 middot5

IHebred 1009431~3 289 7-Minard x IvLinbardi 8888 312 290 6 II_~_r_mi _middot--- -+I_l_l_5_02_~- ___271 I 251 8___

1

II

$UJ44ARY OF A~ONOlinC nTA [

The agronomi ]ata other t~ ~ield have been sUIDIDarized for each distriatpoundor 1941 iii

tables 15 to 17 Ih~ach easo the CLlt~ qre overogcd for as lIQJly varieties and as many stations

as possible The numb or of stutionS ehtoring the Qvor1ge is shovm at tho tOlJ of each column

The dik for ~h~ southo~diSt~ictbull arepro~entod in~~~lo 1middot5bull The or~leadodconS~dei-nbly eJXlierthancin1940but the relhtive ot1liness of the wriotiesrerik1inod the SQille

]hdYBlackllullh~ridca t4e~~liest JUlr lov~e~and CotlUlchc wore ~yenJiormiddot tmn Tc~qChiefkon overoged~edo e2rlier t~mxf BlackhuIl RipOIi~g htes shoviodo narrower rCl)lgcioXid

in this case BlackSult ovcr2l$pd ono ddY emiddotmiddotrlier th-n Chiofkan For height KcwlV21e WOoS thetoU- ~ ~ - ~

ost and lavmeethoshortest Lodghl~ d1ta from tilO sbtions SL07 toot Chidlmn ond ~r1yBlcck

hull lodged the ]jJo~tvlhile CotlnJ1c1~9- 8nd BL1ckhull Tero ciso wenk It ymS generally obdervod

thlt tho St~amiddotl of- ~lBlackhull T~t~ rQS i~lined to be Teolt in 1941 Kowvale ~Tonlmrq (cr I

11956) Pmrnce K~tyenale and ConianClicilmd lOYT 6vCtDgd LllfeetioIlS of leo rust Test middoteighbs

VIere 10 in the district with FerlYB~ocldlUll hvil1g the highest aver(lge of 565 pOU11ds per bu- -

sho1 KavlVale x Tcnmaiq (Ct 11956) ranked second end Clliefkru1 third for ovcrage test Vleight

I Table 15 - Sutlllry of agrononic chtq other tInn yield lor vlintor varieties grown at cooperatiIlg

stations intho5Olthc2l1odistet 1941middot

iI

1llUDber of stations ~ 4 5 2

KoVlvole x Terunrqo 11956 I~ tl 13 37 35 gtPowl1ee 11669

~~ 19 13 36 30 5

Conlche 11673 May 7 13 37 5S aTouulq 6936 Xiby fO 15 39 50 23KavllTc~10 8180 bv 3 15 40 29 5Chiopoundkan 11754 ~y 10 15 39 66 58Jlhrly B1acld1ul1 8856 Aprij 29 8 37 65 65Konrad 5146 lv~~3 17 38 60 65IChoikof 14~12 IoJbiy +1 i8 36 52 68

Blackhull 6251 l~hy 11 M 39 5e 63-__ ____ ___w ___ bullbullbull __bullbullbull bullbull _ mR_ __ bull____bull-~--~ ______ ---- - 4____middotmiddot_middot_~ __ middot ___ _- __--

I gt-

5

56~0

54_6550 tmiddot547534559565

-520510853~9

i

- 29 I

TliO~ c0TJtfulmiddot distdct cl]ii ~0 avorCgecl for 8 vCri9ties Jcl aroptosortod hl tolo 16 bull I

Nobrcd old GlcyCI1ne hal tllOl1ighost avqroge wintor sUIvivaJs T~le two cotlicst varioties woro

Pameo old Comu1ce both ovoroging to cbys ec-rlier in loCJing the-- TOPDltirq klmrltof l0odod

the latest Fawnee ripenedtmiddotwo days earlier than Comanche aldfomiddotux days carlir thcul Tennarrl

For plant heig1t l~obred wns the shortest and C-dcf1f4IXl tilctallost Loaf rust infoctiol1 nvoroged

tho lowestmiddoton Pnwnce andCocamc1Jc nJlp the highost onliobred Culm cOU-lts slOVI Pavlloo cnd Noored

to Imvo hud tho thickost Dll Tonmorq tho thilmost stoncls at tvo stQtions ChiefYnn hod Gllo

highest avercge test vmight por bushel with lIebrod tclci~lg socond ond Pmrlee tird

~ -

Table 16 - SunrnnIJ of ogronoIJic dJta ot1er tra1yield for vhter rhrot varieties grovm at coshyapcr-ti1g stQt ionsintl1e celtrcl district 1941

Voriety rcor J(ampte-=r-t----7-LuOc----+-i vcrcmiddotgrmiddotto es I10igJtnunber survivrl E~do4l~_o I Hoipoundt rust_ r ~shol_1

--=------ Percot ~IJ[JY (IclldS)(porcert+=-~~=-umiddot (PouldS INuobor of skt ions 4 6 5 6 3 2 6 IPawnee 11669 69 23 June 24 31 24 260 580COIJm1che 11673 65 23 Juo 26 33 25 162 575Oliefkon 11754 66 25 JUlO 28 36 39 184 601

ITcnnarCJ 693665 25 JUlle 28 33 47 155 56 8~loyel~le 8885 84 27 JUll0 29 31 69 215 578Nebred 10094 92 26 Jule 28 29 75 251 58 3

IBlac~lull 6251 69 25 June 27 34 65 195 57 6Klmrlwf 1442 74 28 July 1 34 65 i72 565

In tho aortherndisttict seven varieties tnypo conp1ed for clmrQcters othor tJl(1il yield

(ToMe 17) olthough tho data Dxe sotevlhnt frogncntorJe MJXDin and Minard x MiwJXdi (Cl 8888)

had tho highest avertlg-o survivcQs Marnin heoded the earliest but vras l1ot ripe os oorly as sone

other vQrietios ilt four stations Nebred hOO sligltly the shorter straw Loopound rust averages

shcwed -no ltliff0rcncos for t10 vJrieties but pound01 stoo rust Yogoand Nebred hod tho lowest eweshy

rages liunord x Iunh1rdi (Cl bull 8888) had the highest avcrcge test weight per bushel with iL-gtr

Din and Nebred being fairly goo~bull

~able i7- Suru~Uy of agronooic c1ltlta other thanYio~d far vTintcruholt vcricties grovm ot ceshyopercting stotions in the northonl district in 1941

j

Y tmiddot ImiddotC IJXJO Y ormiddot crO-5S~ bull bullInmbor

=-J~T

Nurlbor of s t-t ioi1S 3 5 4 4 3 2 3 3

lvIinurd x ipoundil~mrc1i 8888 77 12 14 34 78 17 92 79 601Klmrkof 1442 57 11 13 35 25 585Yogo 8033 61 13 14 35 87 5 85 65 581IfurlJont 6700 53 - 35 - - 572Nobrod 10094 64 11 13 33 7 - 592

li~Minturki 6155 65 12 13 36 89 8 89 67 575Mornin 11502 78 10 14 36 74 44 90 67 593

I----

~-l

SU1EmRY OF PLOT DAXLii

The 1941 crop Vls subjected t)severe -rintorkilling L l~ebroskn ci1d yeninuesoto hession bull I

fly and 16efrust~~ in Nebroslm ~d KnnSos Clld both led qnd steD rust infection farther

southII

Ill Oklcll0t and Texqs tdomch Ll0isturc YJQS reqe~v9d QJ1d ot sor10 stations lJUVest VloS

difficulti

(

In the southltrn district Kawvale x TenmarqCI 11959) a new va~iety in plots ranked

first fOJ yield with Pamee and CoJlaJilche second acd ~hird xspcctivelyI -

The Blackhull wheats (Bla~lili~li EJrly BlackhUll end ChictkDn) lodged or broke over

badly in the south~~~aJst~ict-under ~heextreIieiyrot coJ)ditiohsc

In tho central distrJctQvrnlte~Gorinnche and Chiepoundlon ~md the highest averoge yields at

six stDtions- 11he~o 1faricyics mde tlese averages in spitc ofvlint~rl~ning in ~Tbbraslro caused

by th6ArDistice Diy itorm~

i

HdreDpither vCgtricty d~d ICll in 1941 duo to

The bmiddotluvior of PowilCe Cfld COlJllnche is fairlyconsistont ot all stations in tle soutlcrn

ondcQntrol rlistricts cxceptot lIorthiPlcgtttc +

win~erkil1ing lt1J-ll neither roucs higllhcthb longer tine ltlv-eruges foryieldI

In the ~Qrthem dist~ict Minatd x ~i~11rdi (CI 8888 ho(l thO highest overgeyic~d 0)

five shtionsKhorkof rnIiJced seconaiond Yog~ tMrclI

Tle tVTO ncvrly naned hcots Cononche olld Immce nucle good records Cooancle is being

increosccl ot Chillicotheolcltbe plcn i~ bo Clistribute it froD t~1~t station in 1942 Pownee is

bc~ng increased and purified d WJltmhoJtcn Q1dLincoln Nebrcslm IlnS clecided to iistribute the- - Imiddot

j

variety as soonos seed is avoiloble but 10 clcpoundin~te action las beetl tolton by IC-1o1Sos WhileI

neither is 0 perfec~ vorie~y it is f61t thot each is a step fottlord JTJCl eoc~J sloulcl clo well in

its-~pted 2Xeo

fn Mil1Ilcsoto the behavior of cOJtoin FM x Mi~turki2 ~trQins WltiS pleasing ~hese linter

vlhoots corry the Hope resistalce to loaf end sten rust

In the fall of 1940

tJHIFORM YIZLD NUESW _I

the uniform yieldti1UserY was seeded at the same 14etdions in tIle ( central and southern districts as in 1939 AtBushland th nurSG1J was seeded on both dry 8JJd

irrigated lanG4 Th0~ntirsQrYcoriisteaof 30vorietios cnd strcinsoach seeded in tlUee rod-rowbull 1-

plots IJIhe Il1llber of plots of each Ir~iety at a station varied from throe to five In tabIe 18 )

tiJC varieties mokirJg up tlle 1941 nursery together with StptQ r-Jld CI nunbcrs arc sho~m -

-------1IIIi

------~-----------

31 -

Tlt)biols -Vori~tios of Tintor lhoct grmm in tho uniform yioldpus9ry1941

~ -~t~r-~~~_~_- --t~~Lstt1~omiddot orhybrid nunbor

I Khnrkof 1442 -------Blf3cidiu116251 -------Erly Bhckhull middot8856 -------Nebred 10094 Nobr~ l~o 1063

IComncllO 11673 KD11S lTo 2729Kanred x Blackhull 11844 Nebr No 1098Pnvmee Ii-S69 Nebr No 1086Hope x Cheyenne 11969 Nobr sel No 363339Kawvale x TOIlllkIQ 11950 Kans 1102726bly Blackhull i TennUq 11952 KanSi No 2739Konrcd-Ihrd Fodoratiop x Minlmrdi-Mipturki 11970 Alltrop No 130Fort Collins selectiop 11971 E G 1143Cheyenne x TentllDIq 11972 Kons Ho 2748Cheyenne x Terunarq 11973 KUns lTo 2751Kawvnle x TenLnrg 11956 Dentop DTo 35-34-117iYhrtin x Tonmarq3 11823 D0nton~0-50-3~128Kanrcci-Hnrd Fedoration x TOl~q 11974 Dopton No 37-34-54Konrod xH~po-K~rd Fodoration 11975 Akrop Bo 533Konrod x Hopo 11976 Akron No 850Compound Cross 11977 A1Uon No 874 Choyonne x Thrly Blockhull 11999 vVoodv-rard No 1126CpoyorJj10 x Ebrly B1ackr-ull 12000Woodtmrd l~o 1127 1

Blackhull Xcrloyorrq 12101 H G No 40-102 IBlocldiull Tcnmrq 12102 H C No 40-115Choyonno x TomlDJ-q 12103 ll1s10 2749Choyonno x Tcl1Darq 1210~ ~ons No 2750 I

Knwval0 x Tonpcrq 11992 iobr No 1114 IHope x lJurkoy 1069 11964 Nobr sol tIo 363401 _I

KonrodHardFodqration 25007 x TorJDltUq 12)06 Donton sol No 25-34-44 IEinrcid-lbid FoderatiJn 142 c ToImUo )2105 Donton sol No 3334-303 I

----- ---

A cODpL-rison of tho 1941 list wit~1 tlrt of 1940 will S1011 onuobor of changos in tho nur

sor T011 strai~1s which SO~~JDod to bo 1ocldng ii1 ogronooic volue ond which roro not 110aded for

ecological studios IOrO roplocodby norror soloctims As S0011 as a strin is shown to bo 10ckirot

in somo tDIiortont chI[1tr it is omittod frootho nursery qlthoughit still my bocontinuod

at individual stotims Tho strais mvLg tho bost porfoJlOllco il1tho nursoryaroadvQncod to

plot triols 1m attOLlpt is also mdo to avoid too llJ1y dU1Jlicc-t ions botvroon plot ond nursery

tosts

DATA OBTAINED

In tiibl0 19 oro prosontod tho dta fron tho 13 nUTsorios No d~to Joro roportod from

Stilhntor bGcous~ of dipoundfo~ontial stQl1ds duo to sood trotnont tQLld from North Platto duet-o

wintorkillil~g FbI 0~Ci1 station tho variotios oro list~a ~11 o~c~orof tllo 1911 yiolds anClO1ly

the Ct poundlUii~ois nro given ~or id~l1tificationbull ~vor~go yiolcsru1d rOJll~sfor thoZ-yoar poriod

1940-41 arc givon TI1orevo~possiblo~ Pata othor tl~)yio1~ aro includcdvn10ncl]jroctors conshy

cornoclsoooocl to be rol~tod t) yiold or vrhon tho dDta shorrod lifforoncosboliovodto bo of inshy

torost

At DOlton tho nurso~y yiolds ~Toro sonovrbct bottor tl11l1 -th)sO obtoinod from tho plots

_________________________________--L ~_~ _ ___~

32

The highest yielding 1ori6tiGs~middotcrcCI 11952 C()nnnche CI 12104 und 11956bull Foro bull 1 bull bull ~

the 2-yeor period 1949i41 centu~ nupbq~sl~$Q2~ 11956 ruld Pomlee hoiro rod the highest ov~~Ctgc ~ bull ~ -i-middot~middot bull(~

yields KlDrkof llL1d the ioWs~~r~~eylq1dfor -Chis some ]criod~

The stroITQ-S reth~rtlmiddot~t~picothe rmd before h2XVcst considerblo loelgingo~ - - bull - ~gt~)j bull - 1

curred in most of the V~idtioSmiddot middotAfltf70fbe stiffer stXouorl stroins nercQo~lChq GI~ ~lm

bors 12102 11964 ond K~k~f lh16 B1ockhullmiddot ond l1rly$itCl9lJl11 s~J~ieel tlicC)~e~t str6~~ bullbull ~ i bull bull ~ bull bull -

Consiclercble rust cl079loP9d Jsppqiql]Jyon ~usceptibL vorieties while CI~ Iros lH~64 11969 ~ ~- tmiddotmiddot-~middot~middotmiddot 11 ~ i-

and 11956 showed some resistmce to bdth lealbnd ster1 rust ~ Septoria irifection~m~hOOliy on

all vorietmiddotio~ eicampPt(iIlti li9S6~~esJtv~i~h~vmre 10Wr~ging from ~6~6 to 8~pounds per

bushel

- 6Zbus~lCls per ~r9Jii~hPtivirc991~

- - I

nunbors 11976 Qildli97idt tll~bo1tOtiJ- - - ~ -

nui1bcrsl199Z rrl 12104 2t tho top of~16 list G-l1c1 qfr~

For the Z-yell joriodthroQ15t piuf3 aic tiod for~i~$tbull bull d _ bullbullbull

p1oce in yield noDelyPlt-~momiddoto CotibtJpl~omiddot and CI11973 Duri tins ~iirio peri6dNebrqclKlm~ t r bull

-

I bull bull

TIe highest yiolcli~lgVorioti6~yc~cIIi

kof md CI 11977 middothil1t10i~6ii~centrg6lt7ioldsbull l_-~_ ~- )~ f ~ i lt-

In the irrig2ilQcluursery tlt E3u$l~l1ii~lt os llOig2ts ranged frOD55~Ot o6i5middotJ1oUI1Jspdi~u - i bull ~ ~ bull

shel ad t10 yields fr6h40~4t~ai~2bu~~dlspcr acre - -

PovJnee C I llU9b0rs yl972 oclmiddot I199sthi1o]brly l3Lockhull C1ld CI 11975 ~qrd low tJ~~1940

and 1941 Yieicl~middotbyen9middoti~1middot~6r~ i~bl1tit ithe $e t~oe voriqtJ8stli1~ poundotedfi~~t ~n~[~4~middotmiddotVlCr(3

blso ~igl poundor t~e 2-yClt1Z averoge

The drJr land ~~s~y atl3~~~ffCL gave yields only ~Jig~ttY 1ower than those in the irri_

g~t~d nUse~r~l this estconsid9~JlJble)oafrustd~Vieioped onsvsCOl)~ib1eva~JOti6smiddotpound1Jlclthe [

~st vmights vmr9 $QIlow1W-t 10vwrthaniiIl tho i~rigatee1 nurs9I lheTbiot ies hoving the highest I

yields wereG~I nuppors 1Z105 1199Z~ DIld PO-Jllee while CJ~ 11915 ~6b~od~ QLld CI 11971 1ero ~ -- - l lt - bull bull

low GI 11l50 Pa010e and Cltl~6 11lJvo the highest ~yc(~ro~prgc intliis d-ry lGnd~

sory test ~ -

lt

StroxT IlQS Ullusually tall rt WQ~ehlTrd Vlit~l hoig~1tS Jol1gil~froo45 to 53 inchos i1d CIS

IJight be expectod COllsidercb10 lodgihg qccuJted botore lZVest SODe of the stronger sbroTodimiddotmiddot middotmiddotmiddot middotmiddot

strainsrere CInunbqrs 11977 1197~ oncl 121OZ ~e$t weights lTerp fqirly good illriost cosesbull bull bull bull 1- e _ bull

01tlOUg~l one vr~rict~IW0 woigIlt of~6 pouncls per bus1el Two vorietics c I ilunbors 11952 C-l-w

11972ri91dec1mprethml 50 buslels pprlcre~ CJl(l 11 vc1rietiesmiddot gt(1 yiOld bot7oen 4OQJ1i 50biishy

shell por nerebull Bo~ed~l1 tho2-YO~t-~crge the J1igllostfi~ldingvoHoticsmiddot lC~~ CI ilW1borsmiddot-bull

11972 ~1952 0ld l19 wljilo NCQre~ CI 11969~ oJ1clCI~ i1977IXtd6thepoorest yidld ~ecordbull

At MDcl1Qttcm LQclgi1l~ ilOSrqpo~ed for 0)1 v~rietiQsLiltj~ough CI Ili~f1bcirs il974 11971 bull i - -_ ~- i

mcl 11977 stooel up t~le best ~c1f Jrust rcoclii1gs llOrO foitlyl1ig+1 i~l nost coses DJ+etcol~idcr6blo

S~9Ll 1llst ~~eve~qped bull 91ointoxburomiddot]Qs f[lj7~y g90~ 0c1 test neights~ lith on Oxc9t~~ir~god

-33 ~

froD 55 to 616 p01X1lS pOI bushel Tho ~ighost yioldiucvGriety CI 11950 gave 413 bu~hels

per acre while thelore5t yield vlUs168 bllshels1er acry( Additional vpxieties giving-tho

bet~bcr yields were C~I12l-9amp CI1l956 qnd Pavmeebullfor the 2yoar period cl 11950ronked (

iirst Pawnee second OJidCT 11952 thiro This last ThUled variety is exbroiaely early [~d is

boing considei-oel as a p05siblo subst i tuto f01 Ehrly 1lockhull Strnins such as Khoi-kOf BlocY_

hull and Nobrodhave boen q1dto low in yiold tho lcst two y~rs

Wint erki11ing occurred at ibys with SOLle VJriotios having survivals as 10VI as 63 p()rcont

11I

while others CltlJ1e through the winter with porfect sta-cls StrQJmiddot vms fairly tdl and dorisidoroblloaf rustdevclopod Ol~ all suSccptiblevariotios~Thoyielcl rcmiddotngod from 525 to 196 bushols

per ncro lLnking tit the top of tho list Jero CI numbors 11~5Q1l974 ond11972 d~lilo Jt thlt

bottm 1I~rcNebrod ond ]hrly Blackhull in tlds cso a lctcQnrl onoxbroDoly oarly variety In

genoral the lS4L yields nro in lile ulth ullO 2yoar wcrBe

No w1wberkilling was reporiedfrom Akron but the dry wecthor previous to harvest causedmiddot

straw to be short test VTeightslight and yields low The lighost yields 7ero reportod for C

I numbors 12105 l2l06aca 11952 No 2-yoar avoragos are sholm for this station sLlcO tho

1940 crop v~s a fai~c

At Fort CollL1s grmrlJh VJaS hoavy as l+sua1 the strm1 las tull undbeforb bargest all va

riotiesIere lodgod completely Yields ranged from 69 bull3 to 449 bushels per acre The throe

highest yielding strains Lll 1941 Tore CI numbers 11974 11970 3nd Comnnche For the 2-)roar

period CI 11974 raDkod first folloITed by Crnumbers 1~950i 11970 c-uiQ Conmche

Test Teights at Hesporus ranged froll 60 to 64 pounds por bushel aJd tho yields from 648

to 349 bushels per oore The Mghost yielding vorieiies lere Blackhull cr 11971 Nebred

and COLlCXlcllo 011 oflhich gavo moro tIm 50 bushols lJor ocre ~nscd on a Z-yodr averagef

Comanche had telO ~ighost averoge yiold poundol1Oled by Blockhull CI 11972 old C~r1l974 The

agreenent betllOen tho 2ye8r nvelngo o1d the 1941 yields is lotsO goocl at tllisstation

Winterki11ing was very severe at Ames but the rellJtionship between survival and yield is

not very close For example cr 11969 lith a wnter survival of 86 percent yielded close to

the bottom while Cl 12101 with a survival of 26percent rmuod secOnd for yiGid so it is

apparent that other htizard~YiOre prE)sent Test vrOig1lts whore obtained rangod from 543 to 590

pcn~nds per bushel The highest yieiding v~~rieties v[ore Nc)redC 14101 bnd KJ-1rkof The six

lowest yiolding strains gave lessthnn 10 bushels IJer acre~FOr~ tho ~yo6r poriod 194041 CI

1197f has hd tho h~ghest avorage yidld follmmd by Nebred Pa~moe end CI 1195Z

AtL~ncoln t110 November freoze causQd consid~rablewintorkUliilgand therelationsllip

botlTeen middotlintor surVival anltlyield iis fairly goodbull incre~re 5omo exceptions in tInt Nelired

Cl 11971 elld Kll2rkof rith good survivals ru1k6cl rolctively lQYI iny-ield This 1DsproboblY

~

ctlusod b~r 0 combiIl)ti0l or Joopound rUst lnfotion~ hossion fly ~1lngo ~d tho h~ ~ough~bull All

varieties except Pamee Carrieda foiply heavy lecpound rusb infect ion and testvreights were ratherbull bull bull ~ ~I ~lt 1

low langing from 44~O to 592 pounds ]jar pushel~ wo varietJ~sC bullI~ numbers1JS50 rnrl11952

~yields abOv~ 30 bushels -oermiddot acreTlhilo f~mvnietiosCInumboIsmiddot1975 J205 ~ii~77 - i

~bndi1976~yi~ldcd 10sstl1Q1l10 bJShotsporO-ltFo TIloS 10lYiolds T10rC accotap~io(fbY~xhrlJolY

low wintor suwivals Based on tho 2+ycQJavorago JihrJy BJacklmll hndtho nigh9stnverogoI - bull bull bullbull bull bull bull

inciinodto bo vL1tCrtoiiidor~

middot yiold fonowed by CI~tJUIilb0tS1l950~ 11956 t lmd Pamoo~ All ()f thQsostroins are early andI

COllsidcrrblo 1i11torkillingmiddot VJUSrcport 00 from AJliancbut tho dnto arc not too consistont

lith vih is knownofthdhnrdii1ossof tho dipoundforont vc~iotios For 0~10 GI11964 l~d ai

survivnlof l00porcontcomparod bo 8~ -percont for a1lJltof It is YT)1 Mllbtf1l1 if this xol~

tionshipis correct Grail1 quQlityvtLS poundcidygood JlJdyiolclsxogcd fro 0 21bull3 to 84 busholsj gt - ~ gt bull bull bull bull ~ bull bullbull bull

poraCroCl Dunbers 12102 121OJ~i[u1dKl11rkofampvctho highest polds in 1941 andCl l11Woo

middot bors 11975 11956 D-ld 11977govo thoi 10I10stones ior tflC lJ~r p oriod CI 11972 rc-Jko~

fiist for yielii K11rkofsecond CO~1Cho t1ird and Jqn_ecf(gtUxth

~obl0 1~ - Agro1ooic Q1d other dcto for uniforo willtor uhot varictics BiomiddotJ11 in rcplicQt6c1middot j

nursor-plotsincooporotivecxporioqnps at12 stti6ns in t10 hprd r9d ~yintor vlheot lnroa iJ~ 1941 and nvor-ge yiqldsfor 193g41

bull

Imiddot

14

23

7

611

middotmiddot15 i

91011 ~

13

245215

23322120125223~5

203

VS 36 580 196VS 34 q5~O 181V$ 35 560 17~91532 560169

S 31 545 167VS 37550 166VS35 588 165VS 35 540 165VS 33 560 164VS 34 635lt 161VS 36 50~0 155VS 35middot 5~5 151VS 33 560 154vS ~31 565 150VS M 54~0 149VS 31 510 146VS 31 510 1lt11

VS 3~ 560 141VS 34 5SW 13~9vS 35 560 136VS 35 51~5 13~5VS ~2 560 121VB 33 56 0 middot119VS 32 56~O 115 213 12VB 32 50 3 J1o3 lQ3 17 VS 3lt1 9~O li1 212 i$ XS

Smiddot12 470 9 7 l~ 6 16 I

v 31 500 74 19 19 VVSS 32 170 73 182 18_

34 166 67 130 20)DOCli yic1CIio~ Oiiy lio-middotinrieties IS7 ousl1cIs--

Denton TeJmS(OW 1 ) our p pus

Ptv 0CI

number

11952 April32 1fny26 601511673 April 30 middot1~by31~ bull 15 2012iQ4 ~pr~l 39 June l 15 151l956loiloy 5 tUne1middotmiddot 5 15

11669- )by 2middot JUl1C 1 13 1512105 April 29 lvhy 30 4 28

12000 prp24~26 60 ~311992 April 30 ~ 3q 10 23i2103 tllili)T 2 JulQ2 10 a5li974 ~pril 29 JUlio 1 13 4511823 by 6 June 2 10 1812106 ifby 1 June 1 5 28

11972 Ithy 1 June 1 18 20li961 YJ6y 2 JUJo l T ~ 011019

0 97~t~pril 81bY middot3135 5

May 6 Juno 2 73 13 11950 Yoy2 JIJll0 ~ middot3 25 A856 -t-oiil 22 ~vftw 2~ 58 811969 ~By 5 lIDY 30 0 011899 by 4 middotJun02 18 35 118middot1L ~Jay 2 JULJO 2 56~5

12101 ~v1Y 1J~)q~ i 58 0812102 ~IJccy 2 Junol 53 Igt

6251 ~4V6 Juio ~ p5 18JlSn uJpiy 2 ri Jii-1Q 118 5511876 poundtiV 3 Juricl 63 2011870 thy 1middot middotJUno 1 65 83

11977 1441 6 Juno 3 80 3511971 ubv- 2 JUll0 2 73 36I 1442 ~ Juno lt1 55 40

monaiirucrrar ofa Clifferonce botloOD tho

- - bullbull~_c- 0_ -bull ~-

TO-ble 19 - (Co1tinued)

ChilliCQt)l~middotTe~s--rFoux plots----

- to

1

I

-r- -_~_ ~~ Leat-IL~pging r-w~e )j ~vo~o-Yr-- -- C~I bull~ Dah iHQigh~rust I eld 1940-41 BarJltn1lIlb er headeC-Lmiddotmiddot i

Percent PcrcClt Mels Bushelsr- ------ CInches39~- 11669 Maiv 7 ~ 30 241 213 1

11992 May 6 39 20 10 231 12104 May 2 40 20 15 2211673 IIuy 2 42 8 5 21Q 213 111973 IipoundW 2 38 25 15 214 213 111972 May 7 bull 41middot 25 20 211 2Q5 412103 May 7 41 20 10 20611956 ivJay 9 40 T- 10 193 17~8 912102 iicy 5 37 65 5 17411964 ihy 2 35~ a 5 17middot0 I11970 Ilioy 2 42 50 20 159 180 8 I11952 April 26middot 33 - 50 60 156 176 10 8856 April 2middot1 34 65 95 152 183 511950 ~i~ 2 39 ~ 75 152 151 1211823 LlJay 8 41 25 ]0 148 181 6 I

I11999 lbiY 6 34 65 90 147

112106 Ihy 5 38 20 75 1-1712105 llioy2 42 5 40 14511974 Lioy 2 10 20 30 140 162 11 I118M lib 6 37 50 60 136 181 6

I12000 April 25middot 33 65 95 136 I12101 ihy 6 38 65JJ 15 128 11969 lihy 8 38 ]1 25 120 142 13

I11975 iby 1 36 65 15 87 129 1511lt12 ~~ 11 40 65 5 90 111 19 I6251 bullJJy6 36 50 100 amp8 141 14 I

10091 Lhy8 37 75 10 78 middot102 20

I11977middot Boy 10 37 40 85 74 n3 1811976 rJoJr 7 37 65 60 amp4 1l7 1711971 lifoy 7 38 75 100 62 128 16 I

I

Standard error of 0- difference between the meO-n yieldsof any two varieties - 321 bushelsbull

11 Severe firing of leO-ves

t ~

~

r 3P~

rabl0 19 - (Continuod)

~

r-Tmiddot

913

13

71215

26-9239231

250236

29026~290

246214243

middot281

C I HQi~lltl I IIIJXlbo_r_L-==-~==--L---==C-~~r--+-o+l-------tltilt---~c-r+~==+-~gtlt===--~r-t~plusmn-r~~ROr=cn1~ct

~~ 1

lJ669 16 JUri~ 25 32 87 610 104 320 I II

11972 20 J~o 29 34 87 585 392 299 2i11956 21 Juno ltZS) 33 i 85 600 3S3 29~7 3 i

12103 20 Juno 30 35 88 600 383 i11882 18 Julo28 34 85 600 36111969 22 JunoZO 34 87 585 35~611823 20 Julybull136 82 550 34011973 16 June 27 32 86 600 34012104 18 June 273S 88 600 33811673 16 June 27 32 85 600 32511999 20 Julie 0 35middotmiddot 83 605 32512105 16 June 24 32 82 60032111950 17 June 27 33 84p80 31911964 17 June 25middot 28 86 610 31211976 18 June ~e 32 85570 30911977 20 June 29middot 35 77 570 3071210220 June ~ 34 86 600 30 711844 20 June 30 34 86595 middot2991442 24 July 1 36 86 59029811~52 12 June 22 32 87 615 29812101 21 June 30middot 33 85 600 28910094 21 July ~ 31 85 590 27911970 20 June 29 37 85 595 27411974 18 June 28 31 77 565 27212000 14 June 25 32 83 590 27212106 14 June 24 32 83 570 271

6251 20 June 30 3433 82 580363 213 1811971 20 June 29 81 575243 229 16

8856 10 June 2Lmiddotmiddot 32 80 580 ~ 7 1amp5 20 11975 16 June 28 33 80 565 212 211 19 i Imanaarcrerror of a differeJiii6~qiyroojn-1homQanyJo1dsof~~tw6-Yltii-+oti os - 3 ~Dushors----

I

~

ft

- 3$~

~able 19 - (Continued)

37~0 4

380 3

364 5

318 63~0 8middotmiddotmiddotmiddot314 12

341 7[327 9

325 10 J~

I3h4 middotmiddot12 3]5 n

~$~7 15

In1 17

29~4 14 ~

a74 16J

267 18

227 20237 1degJ

53509493491 479473-15244-7middot146433j27126middot12139939638$ 3943793793723563-123263r630~228~8

2712622Lh8Z4~7

6359~Z61616158~1606061i~6661605860585558506157564658605658

5334

3924

5051

294

5316fI8~i18

4045

2054tJ831393025Ii211129133155deg50

50495149494850

51SO50

4917

~I S1

564$ 16middotmiddot48lt53

48194948lt1617501545

15 14middotmiddot 12

1614

14gt 11 15

-131415

16 17 J510ismiddotmiddotmiddot13ltlEl13

~i~JP middott6middotmiddot17lt16 lt16-i5 ii

1$16

11 14

512

8109

11 Smiddot1014

1312

102

88

-129

14middotio

J2la

15 913 11

Alt

1514

1195211972121051210312104116691197412102121061199211956121011184411973

88561195011673119981196411823n87011871

625114-12

11975middot1197610094120001107711868

__n~_~2r l~~~j~~tlL6Igtilg Ib~ fgd]~Jvnyln6hcs) (EOrccnt) (ol1nds~-l-ri-~~u-shols) -----i

I

~ ltlO~l 2 i 405 1 i

standai-d error of a difference hetwe~n the mean yields of-any two varfetios - 19Zbushels---middot

~---~-------- --------~

Table IS - (Continuod)

- 3D -

Table 18 - (Continued)

276 7262 926-1 8

239 11243 1022-6 12215 13211 15215 13207 16182 -20205 17W6 18184 19

25 2) 43 5 52526 25 42 40 48527 25 42 60 47025 25 42 50 45224 25 43 5 44820 2Q 43 90 pound13bull726 25 middot14 25 t13~5-

23 21 41 50 13525 25 42 20 middot12~9

27 25 -11 5 middot2325 2lt1 39 10 U7

~ 26 26 42- 75 lt10322 2] 42 -50 38026 2$ 11 75 37625 2~ 43 50 37826

2~ t17 60 371

27 25 10 5 36325 25 44 80 36_025 ~ -13 5 31125 25 42 50 29~8

-26 25 45 80 297 28 2q -11 50 288

27 26 43 90 27526 26 39 60 26927 26 38 85 268

28 28 38 75 25729 28 -12 90 251

-ZS 26 12 80 24~1

27 26 39 80 21~1

10 IG 43 00 19(5

11950 1197411972121041199211952121031210611669119561196111999120001210111973li97011969121021210511673118411182311971119751197611977

14126251

1009lt1middot8856

----aJmiddotmiddotizcrogccr Survival D1e1r _ Rc)ight 1ecd rust cro

number Hoadcd Ii~1bullbullbullo L bull JLcld-----=-=--Lr-Fpcrc-6it 1f1y upo -h n--ch-os--Ircontj (BUSh91s)-J~~----I-

10090

100769391908396

10086

96100

98$8

10088806577

~ 8580

100 63

7677

10096

10098

Standard errorof a difference betw~en the mean yields o~ any twovaxieties - 536 bushels

41 _

Table 19 - (Continued)

Akron Colorado (Five plots)

12105 Way 26 23 545 lS212106 May 28 22 55~0 17111952 Wey27 21 565 14711972 Juno 3 19 57s 14711669 May 28 21 550 14111970 llfiav 29 23 500 139

88q6 May 26 22 560 13611971 lVlay 31 20 545 13511999 June 1 20 570middot 133118t1lf1 IYhy 31 22 565 13312103 Juno 2 20 560 13011S92 l~y 31 19 540 12612104 H~ 30 21 570 12510091 Juno 3 20 570 12512000 IVlay 2821 5middot15 12-4

6251 Juno 2 21 560 1l4n950 (ny 29 21 515 11Zl1S6l lihy 31 13 535 11212101 Juno 3 21 545 no11Sn Juno 2 21 535 10111823 Juno 3 20 540 S911875 lihy 27 IS 560 S112102 ltby 31 21 560 09

14-1 Juno 4 21 560 3911S60 Dune 3 13 550 C711S76 Juno 1 19 5middot10 G611673 ivhy 30 21 500 8511973 Juno 1 20 555 C2

I

11077 Juno 3 18 5middot~5 amp2

11956 Juno 3 10 =--i=5G5-r--~fiF--5=-3r__Stondord orroref Q difpoundororico betwoen bhomonn yioldsmiddotOf QIlJ two vC)riotios -Z09 0ushols

Seeded September 11 emergneSeptembor 17 1940)

I Height --jmiddotweight per=1~vCi~ampO9Cro-[1 C~Ic7llJ=lmib-=o=r----L --Datoh=o=ad=cd I ~ bushcl __-Z_~ __

(Inchos) bull (Pounds BusholS III

I

III

I

I

I

f

Table IS - (Continued

rorbCol~ins Colorodo1(Fjvoplots)

8

20

147

11181617

131012

85

1419

459503~

1734U415~

449

i

46-147547l4S9506459 433

- -- o---~-~- - - - ~--7-IA-V-QrccCtgc~Ocro-t Yield f

el no rDatQ-- - ~lield--1Avertlgc _1~lbii4~h~k=gt ~ush61s) ushels) 1

11(71 May 2D middotlD a GS3 567 1 Ii

llC70 llny 31 _ 52 O 640 523 311673 lvny 30 50 0583516 4 I12106 Iby 29 bull __ 51 a 570 111823 June 2 48 a 566 506 5li950 lviay 30 _ 49 a 560 54~ 2

- 12000 llilay 30 50 0 5601~105 May 28 j 53 0 5608$56 lvhy 27 52 7 557

11971 June 2 51 0556 12102 June 1 46 6 548 11973 lJby 31- 48 o 54311952 lvhy 29 49 18 537

-11975 lvby 30 48 0531iUi56 June 3 46 a 526i19n June 2 46 3 525~ii6S9 Fey 30- 48 deg 52111976 June 1 47 o 50611999 June 1 47 14 506il992 lJaiy 30 47 32 504

11811 June 2 48 18 lt199 12101 June 2 middot16 14 499 11-12 June lt1 48 32 182 6251 lvhy 31 48 1847411969 June 2 47 0middotmiddot lt17010middotj94 June 3 17 a 463

12103middot June 3 48 a 160 )1977 June 3 46 a 458

1196middot1 14ay 3C)middot 16 5 457 12101 iIay 30middot 19 0 MS

H bull i bull

StnnaDrd error of a diffcreiiCC ~otwccn thcmc(]l] yiqldOs of iinytvio voriotios =546 buShels

I

~

- 43-

Table 19 - (Continued)

scsperus ColorC1do(Tl1rce plats seeded September 27 1940)

Imiddot n~~rr ~~~l--=uigh ~

porRDnkbushel

I I ----- -~ ~ugust=- ltInches I POUoJds) ---

6251 10 4-1 63 618 509 2i llSn 10 ~ -12 63 5604 419 3

10091 8 l ~ 10 62 558middot B2 -0

ll673 middot12 62 539 514 1()

8856 5 J laquo 44 63 492 440 711974 9 42 62 475 443 4

12101 10 lt 44 64 474 12000 8 42 63 463 ~

12102 12 44 62 458--11823 10 lt13 60 456 400 1011976 12 40 62 lt156 442 5ll81fl 9 44 63 451 408 911972 8 flO 62 4t 472 3ll950 6 n 02 -134 399 II

1112 9 42 62 428 388 1211973 8 41 63 123 370 17ll969 10 12 61 418 343 1911992 8 14 62 -11-7 11999 8 11 6lt1 -n7ll961 8 lt12 62 n~

ll669 7 f bull 38 63 107 378 1412104 12 44 62 10412105 11 44 62 404ll956 9 14 63 101 374 1512106 11 13 62 39611975 12 42 62 394 367 18ll952 3 40 64 377 310 2011977 10 38 61 357 374 1512103 12 44 62 M9ll970 11 45 62 329 388 12

bull Standard error of a difference between the IOOan yields 6f any tWQvaJieties = 768 bushels

f

I

Table 19 - (Continued)

1- ~

t ~ bull

o14

AIDos Iowa (Jiourplots)

10094 69 588 288 403 212101 26 E86 255 fl1442 34middotmiddotmiddotmiddot 528 247 366 7

11950middot 51middotmiddot 554 221 377 -511999 middotmiddot 45 588 22111844 51middot 578 220 356 1111971 1-3 556 220 424 111972 35middot ~ amp72 208 366 711956gt 55 590 201 364 912103--- sa 587 195 11952middotmiddot 66 588 170 390 412104 ~ 64bulllt middot585 16812000middot t 579 16211669 78 S~r4 16-1 391 311992 10 573 16111974- 61 543 160 369 612102 2~ 598 158

6251 78 579 155 346 1311973 54 586 155 354 1211823 li4 544 154 357 1011970 28 5704 114 342 1411673 60 563 139 33 1511964middot 51 579 1358856 18 581 119 328 16

12109 J 15 563 9511977middot 6Q amp0 2amp2 1811975middot 71lt 72 299

_ J 17-

11969 86 ---- 57 270 2012105 13~- -_ 4111976 _5 32 271 19 l_

~~~df~~e~~let-~en

Standard

the yields ororyy two~6rieties= 249 bushelsbull-

error mean

- 45 -

Table 19 - (Continued) L~col~ebraslm

(Five p1ots~ seeded acpt01~er 25 emerged September 30 1940)

9

8

13456

715

17

161814

11131012

227221232225

1965186207

32~5 280 21t7276 272

--~l~till~~r gtti~~ - ~f~1-ei~~0 vre~-~TICJlV~ Jlvera~~clf==1 ~~~~_l~rvival)le~~do~rmpeIreacti~zrl_ _ J bush~l- ~~el~~ 1940-~L ~~1k_1

Pc -ilij June 1L1) -Wosf Bu ~Bu- I11950 65 29q4 22 35 568 317 316 2 I

11992 6525 25 34 557 3098856 69 P 20 3 36 592middot 295

11956 66 2pc 26 2 32 57r 28011669 65 33lt 24 2 34 564 26811844 56 25 27 3 36 568 25811952 702~ 20 3 35 58824412102 5626 27 3 33 57 7 22112101 61 26 27 3 32 568 19411973 57~5 26 3 34 55~(j 19112000 51 43 25 3 33 55~4 18610094middotmiddotmiddot 84 Z6 26 3 32 543 17411964 56Z6 25 2 30 51-0 17111971 74 Zo 26 3 34 518 154 11972 60~7 27 3 32 518 15111673 57Z5 26 3 34 526 118

1142 76 Z7 c 28 3 34 550 itG11999 46Z7 28 3 31 539 14612104 44 Z5 28 3 32 amp-10 137

6251 69 ~rlmiddot 28 3 34 550 13511970 63Z6 26 3 37 510 13~iJ12103 middot16~7 27 3 30 539 13311823 51~7 28 3 31 17-2 13211969 - 52 Z7 27 1 32533 13611970 13 ~6 27 3 28 195 12312106 41 35 25 3 30 510 -110111975 29 (37 28 3 28 190 6612105 29 AS 28 332 510 6SllSn 39 29 28 3 2810 55 174 20

I 1197e~ __~~ 29 28 bull 3 2747~~_54 185 19__1

Standcud error of 8i differ9nc~bet~loenth9rmoan yieldsQany1-wbV1arieties 298 bushels

l 1 and 2 arc degrees of resistance 3 and middot1 degrees ofsliscoptitbility

f

46

J

109 10

106 1191 17

120 994 15

106 ll101 1393 1679 2090 IS96 14 G5 19

Ronk~-

i150 2 t141 4

I154 1

137 5147 3 I

130 6

128 7124 S

Table 19 (Cont inuod)

AlliOJlce NebraSka(Thiee plots

C~I

number

12102 80 JiinC3 21 610 21312101 88 Jime3 3() 625 206

1112 88 JuneS 27 610 1$911669 85 June 2 20 605 lSS11972 83 JJine 3 19 615 lS712103 gO JUlle2 20 600middot 18~9

6251 75 JUIle2 23 620 bull lS~311973 87 JUiEl 2 19 615 lS111673 85 June 2 21 610 IS )12105 60 J~l 23 605 17910094 97 Juil3 4 18 615 18-511844 90 Jun13 1 20 EiOO 15~912104 middot83 JUfl92 20 595 15712106 $3 JL1Q 1 22 590 1511992 S1 Junel 21 56~0 15311964 160 June 2 19 580 119

8856 83 Yay30 20 590 13411999 88 Juile 2 17 600 13312000 ll8 JUIioZ IS 595 13311950 87 JU1Q 2 17 570 12middot2U969 90 Juno2 17 590 117nS74 88 Junel 18 580 ll6ll91 92 June 2 17 575 ll211952 M Juno 2 16 58middot0 1071+823 87 June~l 18 580 10311970 OS June 2 18 610 9911979 68 Junc2 19 585 8611975 15 Juno 2 21 585 B911906 ~3 JUne 2 17 575 061197 78 Juno 3 19 600 84

Standard error of a diffcrcnCebetwoonthe moan yi~lds of ~ly twovarieti~~ = 389 bushels

iL-s

- 47-

STANDARD EBROBS

Standard errors were calculated for each station as outlined on page 21 of this report

In table 20 will be found the number of plots t average yields and standard errorS for the unishy

form nursery grown at each of the 12 stations~

9-411512

7middot63575

132227237145

187321335205

265453474290

696 492 348 891

369 301 213 719656 5~36 379 1057

331 209 148 1279864 546 386 7329 Ll0 7~68 543 1228

353 249 176 1101

1 73 298 211 1234188 399 282 19~25

---_

Imiddot -l__Stl1daril er OJ opound a ---_== iSbgle~DifferOJ1Ce ~l 1

I plot between oeDLlS lfuSlio-rs=~rcenr

(Bu~hols BUshcs Ij

ITexns

Denton 4 1403Chillicothe 4 1501Bushland ~Irrig~ted) 4 3105Bushland Dry) 4 252i

OklahomaWoodward 4 3904

hJsosIvbnbnt t an 3 2964hys 3 3585

ColoradoAkron 5 1157Fort Collins 5 5270Hesperus 3 4416

IowaAmes 4 1599

NebraSkaLincoln 5 1710Alliance 3 1465

Table 20 - Nwnb)r of plots averGge yield and standard errors for the uniform yield nurseryat each coopmting station in 1941

NUmber -+---XVerageStation of yield of

~lots vDrietiesbushels)

SUIJlifLBY OF NUBSERY YIKLDS

The yields of the 30 varieties of winter wheat groW1l at 12 stations (13 nursories) are

sWllIIlnrized in table 21 whore ~he varieties are listed in order of the 13-nursory average yield

These avemgcs arc of int erost only insofar 1sthey shaw the generai adoptat ion of the vcriety

A more detaile~ study is possible i as the vcrieties also have been Dvercged and ranked by Stotes

Pmmee hDd the highest aVerage yield in 1941 rhis v2riety rankod first in ~exns ol1d

f Nebr1ska sixth in Oklahoma and Kansast f()(rteenth in Iowa ord seventeenth in Colorodo In 1940

Pmmee ranked second in the nursery and again made its poorest record h Coloiiado Cheyenne x

Tenmarq (CI 11972) rnnkcd second ~~ing its best record in K~s~s ~his strain ~id the highest

average yield in 1940 Li third place WC1S KalTv2Je x TOl~rq (cr 11950) a wheat that ros been

high in yield for sc)voral years in spite of a tendency to shcttor under certain conditions

KamiddotNalO x Tenmarq (CI 11992) rOJked fourth culd KDxNnle x ~e1llIDrq (Cel 11956) fifth ~he avo

rage yields of the four leading varieti~s differed vGry little It should be lintcd out that

tho first tlOlve vorioties had ~oxmrq as one parent In this sune group four varieties rod

KmNale os one Drent DLid i~1 three cases CheYOJu1e laS used in the ClOss Eighteen hyblid strnini

rI

IrImiddot

I

bullI I -- per acre Iz IN1rm Iemiddot Iowa eP~1rP CoIOrte1o pound ~

ii C~I I lIuh- 1 I I I I I I 1 ~ I I I J 13 I=~ i 1Cldl-1 1IIiu1 1aIIilble- JIBIIIlIOOl1-middot~ 1AIlbmkl ill8$iLi_ AlU-A~ BamkJori aAllnDdleit- Ae-JIaak1 I S~ 1 u- DIF (rnc~ -- rampampel 0middot I colin aileerace middotJCol- i tPenalftCllI lut1eot1IenAllid)_ I ~ bull I bull 0 I I bull UD I Imiddot I

I

III

Jampbull

I -

iftliaart errOl o~ bull _ (1IuIIelII) 132 227 1115 2- 096 21 3079 211 1middot16 211 2~12 116 86 1118 5middot1l 228 0 080 J I Is~ error ~ bull _ (~) 91l1 1512 515 16 5005 1middot91 11910middot51 639 1101 12- 19025 nll 132 1219 ~2I 6JJ 11l II I

- 49-

ronked obovc Faxly Blockhull ond 21 nere obove Blackhull OCld Nebred Again the Hope crosses

failed to give good yields as Hope x Tuxkey 1069 rmkcd cightcenth Hope x Cheyenne twenty-fifth

Qlld KlJlred x Hope tVlCllty-ninth In the 1941 nuxsory three strains had [werage yields lamr thDn _

Khnrkofchock

Tvrenty varieties have beon grovm iE the nuxscry for the 2-yccr period 19middot10-1941 Clt 11

stations vlith 12 nuxseries These dnta are presented in tob~e 22 lhcre the yields are avoraged

by States and the vC1rietics are listed in order of yield at all statiolS Cheyclmo x Tel1m~tq

(C I 11972) bad the highest avercge yield being consistontly high at 011 sttions excGIJt in

IO7au1d l~ebrcsko uhere wintorkilling wos heavy KavJValo x Tenmarc (Cl 11950) roikcd second

and PmJnee third These tvro strains had consistentB performuncos except trot Pavmee roc1ked fifshy

teenth in Colomdo Kawvale x TC11lIlurq (Cl 11956) ro1ked fourth COlIiltlIlChe shth 1hrly Blachshy

hull tenth and Black~u11 tvmlfth Nebred and warkof hnd avcroges considerobly lovlOr tlmn the

earlier vcxieti0s Etrly Blockhull x TollJDXq (CI 11952) hod 01 IverG-go yield considerably

higher Uwn Fcrly Blackhull In spite of tl-Je viintcrkilling ct the more northern stations grom1g

nurserios in 1941 tho oorly lalf-rustresistCJ1tvcrioties rlgcin rere at the top of tho list

for yield

Dato for c1klXocters other than yield cxe Qvorcged and presented in table 23 Since all

stations did not report the same datathe number of stations entering the averages is shawn at

the top of each column

Winter survival data show Nebred to be the most hardy variety in the nursery TvJO KltUlrea

Hard Federotion x Tenmarq strains (CI 12105 amp1d 12106) proved to be rather tender The rest o~

the varioties lu1d survivoJsthnt variod aver a I11frOVl rongo bull

Farly Blocld1ull is still the earliest vorioty in the nuxseryAt cleven sktions ipound 1VG-o

raged two days oarlier in headbg tlJDn Ebrly Bladldlull x TenmGrq (cr 11952) and three days

earlier than ChcyoTJ1Je x Thrly Blockhull (Cl 12000) Sevoetecn hybrids in the nuxsery rod rnv~

rage dates of he1ding e1Tlier thlt-n Block1mll ~Xkof ws the latest V1rilttty in thG lIllrSor

This gives a clear picture of the empmsis being ploced on cCXly vrheats in thoarea Ripening

datcs bring out about the same differences Qlthough the sprood is not so grect

Height measurements vcre reportod from all except one nursery and the averages showed

KltmredJhrd FederCtion x MiIlJmrdi-Mintuxki (CI 11970) to be the tallest and Hope x Turkey 1069

(Cl 11964) the sholtest athel vaIieties shOUwd very little differcl1CQ in averag0 height

Lodging data were reported from four st~tions )J1d indicated some differencesmiddot ~he weak0si

strawed vrieties were l31ockhu11 E1rly Black1lull and CheyeIlile x ]1rly Blcckbull (Cl 12000)

The IGastlodgir~was reported for Nebrad Ivbrtin x TOJ1PlOrq3 (CI 11823) and BltLckhull x Ten

marq (CI 12102)~

--

faltb ~ -~ of Bence Fie14 of ZO wbhr whea YUieU cr- ill _Uelll Fie14 _erie bull U aUon in lla 1l8I4red riDur whea 1eC10nbull 1~1

a I t llpllle1 pH Ia I I Jtpe Pr I Japmiddotu COXon4lp I Ina f - 1tratIla ~I bull I I IJlaU-Illpell-l I I I I I I I I I I I I I I I I I 2 I

1 t 8Iie7 or I 01 IDa- 101l11l-1 1Ul41 1a1llAn- lBultI1J~III lAy I Ihr I Ay i a I Ir IAlA-IAy I I- Ia I _811 on I cohe(IlIi+(Drr 1l8p I - IftIlll 1lIuIk1~I_1 daDk 1001- 1p8n81 ZIJaIi-IJIaDJt I aohle I r-BaDkIUle Ia I I _4118114) I I I I I I 11M I I I I I I I I I

IIq~n z 8uaIq 1172 ~1 205 29 11 232 3 40 1 ~9 32~ 31tmiddotl 3 506 ~12 1Ns9 3 ]66 7 221 15 I bull 312 IlKarial i arq 1150 2O1a 151 281 19middot1 20 bull 31t l 1 352 386 1 ~~ 9 ~7middot2 5 middot7 5 llmiddot 10 211 t 30 I11_bull 11669 25middot~ 21 32middot0 lbullL2~5 I 31middot0 _o~ 29bull9 311 ~

3Tbull1S 19 ~ -~~l ~ 271 ll~ ~1_ I

llawnJOZ aDUlq 1156 21middot ll ~1 16 235 2 36~ 5 31middot3 30 ~lis ~~ ~3~2 13 280 bull 9 i

llured-IIuIlJe48laUonz8uaIq 11971a 2115 162 middot3 162 203 10 38middot0 3 2 ) 561~ 50middot5 2 369 6 2001 120 16 13 291 IIaouoie 11673 252 21middot3 236 16 217 ~ ~7 9 350 29 5 bull ~-6 5~515 1 5 1 22 l~O 1S1 12 29 IllallJ B181llt1ml1 Z auaJq

~=281 176 23middot1 15middot5 211 6 1 2 3S~ 31middot1 2 7~5 ~o ~ 19 0 272 106 I 7 291 I

lIaIlIet Z Blackmll ZO 11 269 169 206 9 JIJbullbull 6 1lmiddot7 ~ 210 lis 7 10 356 11 276 12 ZO~O ~ 212 I I

IO~lIIIile Z aazq 11~U 19middot 21 290 15middot0 21~2 5 ~o bull 6 276 30middot6 7 ~ ~0~7 11 35~ 12 2 1~bullJ 5 bullbull1 I~1ulJBlacldml1 IS 25middot2 18 1middot5 11 1middot3 12 llmiddot~ 12 6 1~ 260 12 ~9 0 ~o 9 32middotmiddot16 32middot5 lG217 1 269 I

1~1Di ellMIq 1112 middot215 181 26 lla ZO2 11 32middot5 io 261 226 2~1 11a ~6 400 ~5 bull t 7 10~~

1011~bullbull 16 265 I Blokml1 6251 21 llal 21 10 17~ 15 2S1 15 211 ZO5 2~ 15 ~ 509 ~7middot1 ~6 l 17 11 26 Iilaprell-llull JederaUonz II1Ilha141- IIi lIiDUrId 11970 196 10 211a 12 11 l ll 12 26bull 262 26 11 52 l Zf-l li 1~ 206 l 120 ~~

260 IIJ~_ a011iDe eleoUon 119n 182 12 22- 5 156 19 31middot5 11 ~bullbull middot215 25middot71

~~ 1 ~ 1 221 1 1 260 1Ie_et 1~ 221 102 21a6 10 169 17 - 267 18 2 186 218 19 ~t ~~6-11 110 2 2~2 128 18 11 ~~ lliope Z alureilD 1~~ 25 1~2 290 17middot0 20~ 7 27 19 27 26~ 27110 1a52 ~ ~ 18 27~0 20 18 1 1 18 7 IlliieIkof 13middot0 111 2 1~ 15 20 271 i7 27middot2 12 227 11 ~7 31 1 1~ 36middot6 7 225 150 11 bull 2~ IlIaDJoe4 Z Iope-Bar4 JeIlerUOD 1115 2middot3 12 2lJ 106 170 16 29~ 1~ 260 21~ 2middotZ 16 ~7~1 ~7 1 15 ~9 l1 12 0 li ~7 23middot I1bDie4 z IIope 11976 212 11middot7 250 12middot5 17middot6 lla 27middot~ 16 25middot7 215 2 17 la 2 ~s 12 27middot1 19 18~ 1~9 12 1 2 IICClllp01Ul4 orobullbull 11971 1~9 11 26 16 15 18 22middot7 20 20 207 20 20 1 3l~ rlmiddot 20 212 18 11 5 10 20 21_ II l-

~I

-

Leai rust

Varieties roving

- 52 -

reodings were reported rom five und stem rust reodings from twomiddot stotions

low re~ngs for both diseosos were Jomiddotllee KvlVole x T~qmiddot(CI 1195Gi)

Hope xT~key 1069 (CI~ 11964) Hope xChcy~rme(C~I~ 11969) und KovNQle xT~1IllQrq (9I

11992)

Kernel plump~Ss data were2e]orted from two statio~ aha these havegtbeen averaged and

DATA mOM TREDlSEASE mmsmus

Bmfr NUElSmY

For convenience tho doto from tho vniform Iilinter nhcot bunt nUsery ore includod in this

report Tl10se dnto (table 24)Tore ~ecurec1in cOQpcr~tion with AgroiJqmist s O)ld Potllologists

working in the area

j

f

1

- 53

UNITED STAT1S D]PAaTMENT OF llGRICULTURE

Bureau of Plant IndllStry

SUMiYIbEX OF THE GBElu PLAINSmiddotUN1FOBM WIhrm~ BUNT NUESmY 1941

By HI A Rodenhiser Pathologist and K S Quisenberry AgronomishWheat Investigations TIivision of Cereal Crops and Diseases

The uniform winter wheat bunt nUrsery for tho Great Plains area wos continued in 1941 inthe same manner as in previous yeaxs This report presents 0 sumnnry of the d1toobtoined in1941 together vlith lbhe averages formiddot the vaxietliies grown dUring different periods from 1932 to1941bull

In the fall of 1940 50 varieties and stroins of uinter wheot were SOVl1l in duplicotC8-foot r01S ot- ten stotions in the GrCtJt Ploins and ot BozemaJ1 1bnt KecrneysvilleW VoBeltsvill e M4 and Logan Utah BeCouse of unfovor2blc environracntalcolldit ions for bunt Jonshyfaction or subsequent plont grovrth no cL-m VlOre obtolned in the nuDseries seeded at- Lincoln andNorth Plotte Nebr and at St Poul Ivlinn ThedJta from 10 nurseries axe averaged The SllUt trot developed in the Logan utah nursery was caused entirely by the so-called dworf bunt orgOroniso and therefore the infection pcrcQntltgcs ore not included in the averages for other stationsThe nurseries included vorioties that hud shown resistw1ce in previous years and Igtromsing nm7strJins supplied by sevotal of the cooperat ing stat ions

Inoculuo for nost stations inS obtained fron the previous years IfUrsery at that stationby selecting bunted heads poundroD all infected vriGtics end froD collections DQrle froD faroersfields in the State where the test was made For the IvWiliatGan eXperioent the inoculum laS acomposite of racos knovm to be present in Kansas For the Kearneysville and Beltsville teststhe seed was inoculated with a cotlposite Dade 1lp of inoculum frOD all of the other nurseriesClean seed vms planted in the Logon nursery Q1d infection resulted fron the soil bormc organisn

The vurieties axe listed in order of the avertge infection at the 10 stations Thesemiddotaverages ranged fron 01 to 671 percent The average infections for SODe standard varietieslere as follows Ridit 20 Relief 26 Hussor 32 Minturki 91 Yoga 95 Nebred 103ond Oro 172 Of the susceptible check varieties Kh1Xkof had an average iIlfcction of 360 Cheyenne 39bull0 Quiviro 518 and Chiefkwl1 671 TJO hybrid strains hnd averogo infectionslovler than Ridit These were Oro x Turkey-FlorQamp1Ce (F9) and Hussar x Kmred (CbullI 11989) Fourselections fron the cross Hope x Turkey 1069 bad aver~ges 10Ter tlDJ1 the porelit varietyTurkey 1069 (CI 10016)

At the bottom of the table are shovm the average infections by stations rhe heaviestinfections with inoculum other than the dwarf bunt vmre obtained at Bozeman Ivlont Fort CollinsColo and lviurJbattan IWns A study of the lbnhattan Akron Fort Collins ond Bozemun dda gives some indication that different races mltJY be present ot these stations The behavior of thevarieties at Logon is of interest in thlt some of those eorrring rOpoundistance to the races presentin the Plains are also resistant to the dvrnrf bunt present at Logon In other cases strains trot

are quite susceptible on the Ploins see~ to be ~oderotely resistent ot Logon

Longtine averages are shovlD for vorieties gr~m for more trAT) one ye~bull For the period1932-41 Turkey 1069 (CI 10016) Nebred ond Hussor hcvo the 10middote st avero~es For the 3--yeorperiod 1939-41Hope x HussCX (C~I1l834J Relief 2nd Hepe x Turkey 1069 ~CI 11964) hmiddotweshmm the nost resistance Severol of the vcrieties trot mve beon highly resisttnt in thesetests and are othervlise agrononica11y desiroble axe being tested llith individ1U11 races tht havebeen identified in all of the wheot grovling areaS

bull j

i

86

j 1O~106101

7middot96

middot_----~----------------~~-~-~------~--------------------

rI

55

UNIFOBlvI WINTER vrnm RUST NURSERUS

In t~bles 25 ~~ 26 ore presented dQto qn severity of le~f~rust md s~g~~~t infection

on the 30 voxieties qf winter vThed grown Ll rust obss~tion nurseries t~ltgQgheIJ~ tho oountry

in 1941 These nurseries Jre LUintained froD yeor to yecr ~s part of n J1Jert ~elQUrQh progrno

corried on Ll coopcrotion ui th agronorUsts and patll010gists erployed in the ~evoru Stdes CODshy

cerned Lcter t 0 cooplete report of these nurseTies ui11 be issued 8c1d th9 rust percotCges my

not agree ent irel rlth those presented here since the clto sItovm in this less de~oilecl raport

include only figures for the severity)f infection

Differentiol dato for leed-rust hlfection -rare obtdneclfor the vcriotips ot 20 stotHJlS

(toble 25) In cnlcul~ting the over~get Q trace (T) ~ns considered2s equal to O Aoong the

seuihJrd whects Hope x Russlr (CI middot11682) Hope x Konvde (CI 11959)~ ~lcl Red Rock x BGpe

(C o 11821) Ind the lC)VTest ovemge infoctions Of the lnrd VIhBats IIt-uqui110 x Oro (CI 11979

and CI 11851) t Hope x Cheyenne (CI 11969) a1d tavrvnle x Tenrnorq (CI 11956) had averoges

less thaR 20 percent In the snme tests susceptible voriotieshad aver~ge infections of from

60 to 715 percent

Stem~rust readings showing differential reaction wore raported from 13 stations (table

26) Among the hard wheats the mosb pronoun~ed resistancQ vJUsmiddot shovm byHopb x CheyOJlIle (CI

11969) Hope x Turkey (CI 11964) Mnrguillo X Oro (C~I 11979 Cw1d CI 11851) t ond R-044shy

Minturki x lVJinturki (CI 12022) Of the semihard mGQts Hope x Knvrvole (CI 11959) and Hope x

HusstX (CI 11682) md low nveroge infections

Toblc 25 _Severity of 1e1 rust infection on ninter nheQt vQrieties gravm in the Uniform Rust Observation Nurseries in 1941

VGriety or cross

~

5355 302 50T+ 25

15 305 15

1 70T 501 65T50T 35T+ 10

T 301 50

1 65T+ QOT 5o 10o 1 T 25

0 25T+ 30

T+ 30T+ 45

433131054 4128

30 13313~3

806570

70 36765 11975 56770 46460 24460 26140 180middot25 15835 15465 21865 190

170 261

80 63 080 71535 35880 64910-63 390Q5 8HO t9 010 t5a I1099 OJ

15 117 m15 124 I

65 245

B565

100100

6520202540202515

46 SO10 50609025 5T 10T 70

2S 1525 lt1585 6040 80

T 255 40T 25T 255 Z5T 25T 10T 20

251015

TTT

20355

2010

15203030

52020

101010

1

30 25 80 - 9025 60 80 9015 5 80 8020 65 80 9020 -40 60-8Sshy20 85 90 10030 40 60 9010 T 25 10

1 T 20 105 T 10 20I T 10 20

T 10 40

70502060eo6070101015

510

753075

55

10

106080704030401510102015

9595809595959020

5Q

5070

7010100102010

100100100100middot

75202020

T55

20

30506030104020

TTT13

503080TTT

75 5060 7060 540 8070 middotmiddotmiddotmiddot6065 9085 4040 T

3 23 2

25 T20 20

25351575T5

JO30504040252020

55

103

9090gt9595Sfr80857570657030

8585

51060G5

8090

70207580556570551095

2525402510

TToo

oT

402585-~

T

-

85100

254065shy6525

5T

3T

10

3525middot9590

52525TT

105T

759510

10085

10075

5252

15

5060

100TTT

35

2525

325

3T2T

3

225615

115

5

)5252010

5352middotJ

515204025

60 7560 9510 545 10000 100Z09015 20

5 55 T

30 T3 T5 T

355

75T5T

7590306585-85452010101550

1530

57

1055

-0ooo1+

607075551045

51020656065

40755580755520

3551

20

T122

5211T

502510

253010152510

51TTE+5

TTT5

51020TTT

152025101510101515201015

50754050404020

T

fSoit Bed ~hignn Amb er 5620 751 TiUIllbu11 5657 80~~tDcnton 8265 50ti bullbull M(3Jster 6471 90

~tmiddotgtoiit~~~ioncon ~f~ ~gampi Purdue no 1 11380 80r~WijDas1i 11384 60t middotEUitzsel x Hungarian 11849 50~Fultzseh x HungaXion 11850 45~rbulll ~tz sel x HuDgorian120l7 30)middotFultzsel xTJWIlbull 12018 40

~H~eHt~=Redmiddot 4843 50~l Kawvale 8180 ~ 35 I~nt~~i 6155 50I Hope~Hussor 11682 20 HQpc~ KuwvrUltl 11959 20

Red~o~k x Hope 11821 35

atI~ ~ep7 51 A6 I~liiiiibda J 50 Tcnmarq 6936 65

Kharkof 1442 75Mala~of 4898 80Comanche 11673 40

I Pawnee 11669 30 Kawvale x Terimarq 11956 35

Marquil10 x Oro 11851 50Marquil10 x Oro 11979 30HOpe x Turkey 1069 11961 25Hope x Cheyenne 11969 20E-41oMinturkix Minturki lAJ22 70

~ -l

=_---~------------ ~----------------_ --~~~_-~~~

Table 26 - Severity of stem rust infection on winter wheat varieties grom in the Uniform Rust Observation Nurseries

11lJ~J

in 1941

----[AverC1ge for I13

stations I

I519467500515492538 j488566 1

558 CJl591 -J

535 I-

535 j

467 j

290 219 i

5-919 ~

318

18320028828513818613~8

4429220511

1

)

--~---

30 100 75 T- 30 100 65 65 20 65 2035 100 80 T 20 lOO 65 60 15 65 1530 100 80 T 20 100 65 70 15 65 3035 95 85 5 20 lOU 65 70 15 65 3540 100 70 5 25 100 65 70 20 65 545 100 80 5 40 100 40 80 25 60 3545 85 80 20 20 100 60 70 20 60 1550 85 86 10 30 100 65 80 20 80 4040 90 80 20 30 100 65 80 20 70 5050 100 88 40 40 100 65 70 10 80 5035 100 90 10 40 100 65 60 10 70 4555 90 85 5 WO 80 60 5 70 40

10 75 90 25 FO 65 60 5 65 T10 90 40 10 15 90 20 15 2 25 25

5 20 60 T 15 80 15 20 5 10 10T+ 10 T 0 25 5 10 1 T 20

15 T T+ a 5 5 T T 0 T T10 60 0 20 lOO 25 45 15 25 -10 3 25 10 20 90 5 -~ 15 T T20 10 25 0 15 75 20 10 15 T T25 - 15 55 0 30 100 25 20 15 l 10

5 20 60 T_ 20 100 25 25 25 T 1020 T 20 0 15 80 5 T 5 T T20 5 45 0 15 90 10 15 5 2 T15 5 10 0 15 90 10 T 3 1 520 5 5 D 5 T 5 3 T T10 T 1 0 5 10 T T 2 T T

5 5 0 0 10 5 T 1 T T5 0 T 0 0 T T T 2 T T

30 0 2 0 10 T 5 2- -T T

0 e IMchigan Amber 5620 40 65Trumbull 5657 2 50Denton 8265 10 65Fulcaster 6471 15 65Ivioditerranoan 3332 5 70Minhurdi 5149 10 80Purdue No 1 11380 10 50Wobash 11384 25 65Fultzselection x Hungarian 11849 20 60Ful tz selection x Hungarian 11850 15 60Fultz selGetion x Hungarian 12017 10 6~

FultzsGlection x Trumbull 12018 2 50SBmihard Red

HUssar 4843 T 65Kawvolc 8180 T 35Minturki 6155 T+ 45HOPe x Hussar 11682 T T

HoPe x Kawvolc 11959 0 TRed Rock x Hope 11821 T 50

Hard HedtKnnred 5146 0 60TeIlll18rq 6936 T 70Khurkof 1112 T+ 75Molukof 1898 T 80Comanche 11G73 T 35Pownoo 116G9 T+ 35rowvule x Tonmorq 11956 0 25M1rquillo x Oro 11851 T 10M1rqui110 x Oro 11979 T 10Hope x Turkey 11964 0 THope x Cheyenne 11969 0 TH-44-Minturki x Minturldl 12022 0 T

Is ft R d

Variety or cross

Ii

~bull~bullbullbullmiddotbull1

~ ~

J

-~

rmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddot

~

l

- 27 -

Table 11 Avqrqgeyielci~i~busho1~middotPQrocreof~linbex ~1heatnridtlestpOIinhiplot tests inKansas inI9~1[Jyl vrcighted avorgtgcs for ~~39~n

Vnriety orcro~s CCIhunber_J-gt

PawneeConanchohly BlnckhullChiepoundY-anTonocrqCheyenneEJrly BbckhlllOroNebredEDnredBlockhullKharkofTurkey

Table 12 4iv~rogc yi91o In bushels oor nere of VTil1t~r hed br~etiosgTovnl il~ plot tests inNebr~slm it 1941 ti1ld Vrcighted avcrrges for- 1939o41

Vortety or cross

NebredKanred t Blocld1UllPownee Cheyenne selectionCheyenneChiefkanTurkey selectionNebraska No 60BlackhullTenrnarqKharkotComanche

CInunbcr

10094llSmiddotH1166911666888511754

115776250625169361442

11673

20~1 200119~4192

180 172

168153135131130Ip

189

190 199

190 18i---~

175173190162IS6

4

3125

67

1098

3

21

-

Bank -~II

~---

~---

----

331

334 337

- (

211209193middot17317i1amp81$~8142

6155

8033---~

-----1150288~8

MJrminMinord x lViinhtrdL amp44 x Minturki2 (Minn21QlfIvrinhtrdi x lik1rquis(liiru2699)Niinturki H-44 x Minturki2 (Mil1l1~ 2702)Yoga bull ~

H-44 x Ivinturki2 (iAiill~ ~mo)

Table 13 Average yield ill bushels per acre of winter wheat varieties grovID in plot tests inMinnesota in 1941 and veighted avcrnges for 193941 r -jy~~ middotidld inbushels

VC1riotyo cross Clmiddot 1941 19 9 1I----------~-----_----c_~_1--number 3stoampJoi~~r (13 stationyenrs) I

In Montonoeight v~ieties vvbre grownunifCJrtlr at 3 stations 0$ shown in table 14 middotKLz-l l - -

mont Klk1rkof and Nqv1tirk r~ed highest in 19~1 liTlllleTClrturkYogo andfDrmol1thndt-he higlo

cst yiolds during thb~~e0period1939-41

1---

~middot28

Table 14 - ~ver~~ge yield in bushols per oo~~ of Tinter he-t vu-ieties grovm h plot tests ilIYTontQIllJ in 19~1 and reighted bvorages for 19394J

Voriutymiddot o~ middotcros-s---] cI~-~~i~~~QshgS-middot_middot_middotmiddot--~-middot-~--=l____ i numbor Lt3 st~2)rsLlt8 stob~ors) _middotR~E middot_i

K1rcont[ 6700 312 30bull5 3 lGwrkof i44~ 340 302 4 INewturk 6935 336 308 1 IYogo 80~3 319 3062 WLinturkimiddot 6155 315 292 middot5

IHebred 1009431~3 289 7-Minard x IvLinbardi 8888 312 290 6 II_~_r_mi _middot--- -+I_l_l_5_02_~- ___271 I 251 8___

1

II

$UJ44ARY OF A~ONOlinC nTA [

The agronomi ]ata other t~ ~ield have been sUIDIDarized for each distriatpoundor 1941 iii

tables 15 to 17 Ih~ach easo the CLlt~ qre overogcd for as lIQJly varieties and as many stations

as possible The numb or of stutionS ehtoring the Qvor1ge is shovm at tho tOlJ of each column

The dik for ~h~ southo~diSt~ictbull arepro~entod in~~~lo 1middot5bull The or~leadodconS~dei-nbly eJXlierthancin1940but the relhtive ot1liness of the wriotiesrerik1inod the SQille

]hdYBlackllullh~ridca t4e~~liest JUlr lov~e~and CotlUlchc wore ~yenJiormiddot tmn Tc~qChiefkon overoged~edo e2rlier t~mxf BlackhuIl RipOIi~g htes shoviodo narrower rCl)lgcioXid

in this case BlackSult ovcr2l$pd ono ddY emiddotmiddotrlier th-n Chiofkan For height KcwlV21e WOoS thetoU- ~ ~ - ~

ost and lavmeethoshortest Lodghl~ d1ta from tilO sbtions SL07 toot Chidlmn ond ~r1yBlcck

hull lodged the ]jJo~tvlhile CotlnJ1c1~9- 8nd BL1ckhull Tero ciso wenk It ymS generally obdervod

thlt tho St~amiddotl of- ~lBlackhull T~t~ rQS i~lined to be Teolt in 1941 Kowvale ~Tonlmrq (cr I

11956) Pmrnce K~tyenale and ConianClicilmd lOYT 6vCtDgd LllfeetioIlS of leo rust Test middoteighbs

VIere 10 in the district with FerlYB~ocldlUll hvil1g the highest aver(lge of 565 pOU11ds per bu- -

sho1 KavlVale x Tcnmaiq (Ct 11956) ranked second end Clliefkru1 third for ovcrage test Vleight

I Table 15 - Sutlllry of agrononic chtq other tInn yield lor vlintor varieties grown at cooperatiIlg

stations intho5Olthc2l1odistet 1941middot

iI

1llUDber of stations ~ 4 5 2

KoVlvole x Terunrqo 11956 I~ tl 13 37 35 gtPowl1ee 11669

~~ 19 13 36 30 5

Conlche 11673 May 7 13 37 5S aTouulq 6936 Xiby fO 15 39 50 23KavllTc~10 8180 bv 3 15 40 29 5Chiopoundkan 11754 ~y 10 15 39 66 58Jlhrly B1acld1ul1 8856 Aprij 29 8 37 65 65Konrad 5146 lv~~3 17 38 60 65IChoikof 14~12 IoJbiy +1 i8 36 52 68

Blackhull 6251 l~hy 11 M 39 5e 63-__ ____ ___w ___ bullbullbull __bullbullbull bullbull _ mR_ __ bull____bull-~--~ ______ ---- - 4____middotmiddot_middot_~ __ middot ___ _- __--

I gt-

5

56~0

54_6550 tmiddot547534559565

-520510853~9

i

- 29 I

TliO~ c0TJtfulmiddot distdct cl]ii ~0 avorCgecl for 8 vCri9ties Jcl aroptosortod hl tolo 16 bull I

Nobrcd old GlcyCI1ne hal tllOl1ighost avqroge wintor sUIvivaJs T~le two cotlicst varioties woro

Pameo old Comu1ce both ovoroging to cbys ec-rlier in loCJing the-- TOPDltirq klmrltof l0odod

the latest Fawnee ripenedtmiddotwo days earlier than Comanche aldfomiddotux days carlir thcul Tennarrl

For plant heig1t l~obred wns the shortest and C-dcf1f4IXl tilctallost Loaf rust infoctiol1 nvoroged

tho lowestmiddoton Pnwnce andCocamc1Jc nJlp the highost onliobred Culm cOU-lts slOVI Pavlloo cnd Noored

to Imvo hud tho thickost Dll Tonmorq tho thilmost stoncls at tvo stQtions ChiefYnn hod Gllo

highest avercge test vmight por bushel with lIebrod tclci~lg socond ond Pmrlee tird

~ -

Table 16 - SunrnnIJ of ogronoIJic dJta ot1er tra1yield for vhter rhrot varieties grovm at coshyapcr-ti1g stQt ionsintl1e celtrcl district 1941

Voriety rcor J(ampte-=r-t----7-LuOc----+-i vcrcmiddotgrmiddotto es I10igJtnunber survivrl E~do4l~_o I Hoipoundt rust_ r ~shol_1

--=------ Percot ~IJ[JY (IclldS)(porcert+=-~~=-umiddot (PouldS INuobor of skt ions 4 6 5 6 3 2 6 IPawnee 11669 69 23 June 24 31 24 260 580COIJm1che 11673 65 23 Juo 26 33 25 162 575Oliefkon 11754 66 25 JUlO 28 36 39 184 601

ITcnnarCJ 693665 25 JUlle 28 33 47 155 56 8~loyel~le 8885 84 27 JUll0 29 31 69 215 578Nebred 10094 92 26 Jule 28 29 75 251 58 3

IBlac~lull 6251 69 25 June 27 34 65 195 57 6Klmrlwf 1442 74 28 July 1 34 65 i72 565

In tho aortherndisttict seven varieties tnypo conp1ed for clmrQcters othor tJl(1il yield

(ToMe 17) olthough tho data Dxe sotevlhnt frogncntorJe MJXDin and Minard x MiwJXdi (Cl 8888)

had tho highest avertlg-o survivcQs Marnin heoded the earliest but vras l1ot ripe os oorly as sone

other vQrietios ilt four stations Nebred hOO sligltly the shorter straw Loopound rust averages

shcwed -no ltliff0rcncos for t10 vJrieties but pound01 stoo rust Yogoand Nebred hod tho lowest eweshy

rages liunord x Iunh1rdi (Cl bull 8888) had the highest avcrcge test weight per bushel with iL-gtr

Din and Nebred being fairly goo~bull

~able i7- Suru~Uy of agronooic c1ltlta other thanYio~d far vTintcruholt vcricties grovm ot ceshyopercting stotions in the northonl district in 1941

j

Y tmiddot ImiddotC IJXJO Y ormiddot crO-5S~ bull bullInmbor

=-J~T

Nurlbor of s t-t ioi1S 3 5 4 4 3 2 3 3

lvIinurd x ipoundil~mrc1i 8888 77 12 14 34 78 17 92 79 601Klmrkof 1442 57 11 13 35 25 585Yogo 8033 61 13 14 35 87 5 85 65 581IfurlJont 6700 53 - 35 - - 572Nobrod 10094 64 11 13 33 7 - 592

li~Minturki 6155 65 12 13 36 89 8 89 67 575Mornin 11502 78 10 14 36 74 44 90 67 593

I----

~-l

SU1EmRY OF PLOT DAXLii

The 1941 crop Vls subjected t)severe -rintorkilling L l~ebroskn ci1d yeninuesoto hession bull I

fly and 16efrust~~ in Nebroslm ~d KnnSos Clld both led qnd steD rust infection farther

southII

Ill Oklcll0t and Texqs tdomch Ll0isturc YJQS reqe~v9d QJ1d ot sor10 stations lJUVest VloS

difficulti

(

In the southltrn district Kawvale x TenmarqCI 11959) a new va~iety in plots ranked

first fOJ yield with Pamee and CoJlaJilche second acd ~hird xspcctivelyI -

The Blackhull wheats (Bla~lili~li EJrly BlackhUll end ChictkDn) lodged or broke over

badly in the south~~~aJst~ict-under ~heextreIieiyrot coJ)ditiohsc

In tho central distrJctQvrnlte~Gorinnche and Chiepoundlon ~md the highest averoge yields at

six stDtions- 11he~o 1faricyics mde tlese averages in spitc ofvlint~rl~ning in ~Tbbraslro caused

by th6ArDistice Diy itorm~

i

HdreDpither vCgtricty d~d ICll in 1941 duo to

The bmiddotluvior of PowilCe Cfld COlJllnche is fairlyconsistont ot all stations in tle soutlcrn

ondcQntrol rlistricts cxceptot lIorthiPlcgtttc +

win~erkil1ing lt1J-ll neither roucs higllhcthb longer tine ltlv-eruges foryieldI

In the ~Qrthem dist~ict Minatd x ~i~11rdi (CI 8888 ho(l thO highest overgeyic~d 0)

five shtionsKhorkof rnIiJced seconaiond Yog~ tMrclI

Tle tVTO ncvrly naned hcots Cononche olld Immce nucle good records Cooancle is being

increosccl ot Chillicotheolcltbe plcn i~ bo Clistribute it froD t~1~t station in 1942 Pownee is

bc~ng increased and purified d WJltmhoJtcn Q1dLincoln Nebrcslm IlnS clecided to iistribute the- - Imiddot

j

variety as soonos seed is avoiloble but 10 clcpoundin~te action las beetl tolton by IC-1o1Sos WhileI

neither is 0 perfec~ vorie~y it is f61t thot each is a step fottlord JTJCl eoc~J sloulcl clo well in

its-~pted 2Xeo

fn Mil1Ilcsoto the behavior of cOJtoin FM x Mi~turki2 ~trQins WltiS pleasing ~hese linter

vlhoots corry the Hope resistalce to loaf end sten rust

In the fall of 1940

tJHIFORM YIZLD NUESW _I

the uniform yieldti1UserY was seeded at the same 14etdions in tIle ( central and southern districts as in 1939 AtBushland th nurSG1J was seeded on both dry 8JJd

irrigated lanG4 Th0~ntirsQrYcoriisteaof 30vorietios cnd strcinsoach seeded in tlUee rod-rowbull 1-

plots IJIhe Il1llber of plots of each Ir~iety at a station varied from throe to five In tabIe 18 )

tiJC varieties mokirJg up tlle 1941 nursery together with StptQ r-Jld CI nunbcrs arc sho~m -

-------1IIIi

------~-----------

31 -

Tlt)biols -Vori~tios of Tintor lhoct grmm in tho uniform yioldpus9ry1941

~ -~t~r-~~~_~_- --t~~Lstt1~omiddot orhybrid nunbor

I Khnrkof 1442 -------Blf3cidiu116251 -------Erly Bhckhull middot8856 -------Nebred 10094 Nobr~ l~o 1063

IComncllO 11673 KD11S lTo 2729Kanred x Blackhull 11844 Nebr No 1098Pnvmee Ii-S69 Nebr No 1086Hope x Cheyenne 11969 Nobr sel No 363339Kawvale x TOIlllkIQ 11950 Kans 1102726bly Blackhull i TennUq 11952 KanSi No 2739Konrcd-Ihrd Fodoratiop x Minlmrdi-Mipturki 11970 Alltrop No 130Fort Collins selectiop 11971 E G 1143Cheyenne x TentllDIq 11972 Kons Ho 2748Cheyenne x Terunarq 11973 KUns lTo 2751Kawvnle x TenLnrg 11956 Dentop DTo 35-34-117iYhrtin x Tonmarq3 11823 D0nton~0-50-3~128Kanrcci-Hnrd Fedoration x TOl~q 11974 Dopton No 37-34-54Konrod xH~po-K~rd Fodoration 11975 Akrop Bo 533Konrod x Hopo 11976 Akron No 850Compound Cross 11977 A1Uon No 874 Choyonne x Thrly Blockhull 11999 vVoodv-rard No 1126CpoyorJj10 x Ebrly B1ackr-ull 12000Woodtmrd l~o 1127 1

Blackhull Xcrloyorrq 12101 H G No 40-102 IBlocldiull Tcnmrq 12102 H C No 40-115Choyonno x TomlDJ-q 12103 ll1s10 2749Choyonno x Tcl1Darq 1210~ ~ons No 2750 I

Knwval0 x Tonpcrq 11992 iobr No 1114 IHope x lJurkoy 1069 11964 Nobr sol tIo 363401 _I

KonrodHardFodqration 25007 x TorJDltUq 12)06 Donton sol No 25-34-44 IEinrcid-lbid FoderatiJn 142 c ToImUo )2105 Donton sol No 3334-303 I

----- ---

A cODpL-rison of tho 1941 list wit~1 tlrt of 1940 will S1011 onuobor of changos in tho nur

sor T011 strai~1s which SO~~JDod to bo 1ocldng ii1 ogronooic volue ond which roro not 110aded for

ecological studios IOrO roplocodby norror soloctims As S0011 as a strin is shown to bo 10ckirot

in somo tDIiortont chI[1tr it is omittod frootho nursery qlthoughit still my bocontinuod

at individual stotims Tho strais mvLg tho bost porfoJlOllco il1tho nursoryaroadvQncod to

plot triols 1m attOLlpt is also mdo to avoid too llJ1y dU1Jlicc-t ions botvroon plot ond nursery

tosts

DATA OBTAINED

In tiibl0 19 oro prosontod tho dta fron tho 13 nUTsorios No d~to Joro roportod from

Stilhntor bGcous~ of dipoundfo~ontial stQl1ds duo to sood trotnont tQLld from North Platto duet-o

wintorkillil~g FbI 0~Ci1 station tho variotios oro list~a ~11 o~c~orof tllo 1911 yiolds anClO1ly

the Ct poundlUii~ois nro given ~or id~l1tificationbull ~vor~go yiolcsru1d rOJll~sfor thoZ-yoar poriod

1940-41 arc givon TI1orevo~possiblo~ Pata othor tl~)yio1~ aro includcdvn10ncl]jroctors conshy

cornoclsoooocl to be rol~tod t) yiold or vrhon tho dDta shorrod lifforoncosboliovodto bo of inshy

torost

At DOlton tho nurso~y yiolds ~Toro sonovrbct bottor tl11l1 -th)sO obtoinod from tho plots

_________________________________--L ~_~ _ ___~

32

The highest yielding 1ori6tiGs~middotcrcCI 11952 C()nnnche CI 12104 und 11956bull Foro bull 1 bull bull ~

the 2-yeor period 1949i41 centu~ nupbq~sl~$Q2~ 11956 ruld Pomlee hoiro rod the highest ov~~Ctgc ~ bull ~ -i-middot~middot bull(~

yields KlDrkof llL1d the ioWs~~r~~eylq1dfor -Chis some ]criod~

The stroITQ-S reth~rtlmiddot~t~picothe rmd before h2XVcst considerblo loelgingo~ - - bull - ~gt~)j bull - 1

curred in most of the V~idtioSmiddot middotAfltf70fbe stiffer stXouorl stroins nercQo~lChq GI~ ~lm

bors 12102 11964 ond K~k~f lh16 B1ockhullmiddot ond l1rly$itCl9lJl11 s~J~ieel tlicC)~e~t str6~~ bullbull ~ i bull bull ~ bull bull -

Consiclercble rust cl079loP9d Jsppqiql]Jyon ~usceptibL vorieties while CI~ Iros lH~64 11969 ~ ~- tmiddotmiddot-~middot~middotmiddot 11 ~ i-

and 11956 showed some resistmce to bdth lealbnd ster1 rust ~ Septoria irifection~m~hOOliy on

all vorietmiddotio~ eicampPt(iIlti li9S6~~esJtv~i~h~vmre 10Wr~ging from ~6~6 to 8~pounds per

bushel

- 6Zbus~lCls per ~r9Jii~hPtivirc991~

- - I

nunbors 11976 Qildli97idt tll~bo1tOtiJ- - - ~ -

nui1bcrsl199Z rrl 12104 2t tho top of~16 list G-l1c1 qfr~

For the Z-yell joriodthroQ15t piuf3 aic tiod for~i~$tbull bull d _ bullbullbull

p1oce in yield noDelyPlt-~momiddoto CotibtJpl~omiddot and CI11973 Duri tins ~iirio peri6dNebrqclKlm~ t r bull

-

I bull bull

TIe highest yiolcli~lgVorioti6~yc~cIIi

kof md CI 11977 middothil1t10i~6ii~centrg6lt7ioldsbull l_-~_ ~- )~ f ~ i lt-

In the irrig2ilQcluursery tlt E3u$l~l1ii~lt os llOig2ts ranged frOD55~Ot o6i5middotJ1oUI1Jspdi~u - i bull ~ ~ bull

shel ad t10 yields fr6h40~4t~ai~2bu~~dlspcr acre - -

PovJnee C I llU9b0rs yl972 oclmiddot I199sthi1o]brly l3Lockhull C1ld CI 11975 ~qrd low tJ~~1940

and 1941 Yieicl~middotbyen9middoti~1middot~6r~ i~bl1tit ithe $e t~oe voriqtJ8stli1~ poundotedfi~~t ~n~[~4~middotmiddotVlCr(3

blso ~igl poundor t~e 2-yClt1Z averoge

The drJr land ~~s~y atl3~~~ffCL gave yields only ~Jig~ttY 1ower than those in the irri_

g~t~d nUse~r~l this estconsid9~JlJble)oafrustd~Vieioped onsvsCOl)~ib1eva~JOti6smiddotpound1Jlclthe [

~st vmights vmr9 $QIlow1W-t 10vwrthaniiIl tho i~rigatee1 nurs9I lheTbiot ies hoving the highest I

yields wereG~I nuppors 1Z105 1199Z~ DIld PO-Jllee while CJ~ 11915 ~6b~od~ QLld CI 11971 1ero ~ -- - l lt - bull bull

low GI 11l50 Pa010e and Cltl~6 11lJvo the highest ~yc(~ro~prgc intliis d-ry lGnd~

sory test ~ -

lt

StroxT IlQS Ullusually tall rt WQ~ehlTrd Vlit~l hoig~1tS Jol1gil~froo45 to 53 inchos i1d CIS

IJight be expectod COllsidercb10 lodgihg qccuJted botore lZVest SODe of the stronger sbroTodimiddotmiddot middotmiddotmiddot middotmiddot

strainsrere CInunbqrs 11977 1197~ oncl 121OZ ~e$t weights lTerp fqirly good illriost cosesbull bull bull bull 1- e _ bull

01tlOUg~l one vr~rict~IW0 woigIlt of~6 pouncls per bus1el Two vorietics c I ilunbors 11952 C-l-w

11972ri91dec1mprethml 50 buslels pprlcre~ CJl(l 11 vc1rietiesmiddot gt(1 yiOld bot7oen 4OQJ1i 50biishy

shell por nerebull Bo~ed~l1 tho2-YO~t-~crge the J1igllostfi~ldingvoHoticsmiddot lC~~ CI ilW1borsmiddot-bull

11972 ~1952 0ld l19 wljilo NCQre~ CI 11969~ oJ1clCI~ i1977IXtd6thepoorest yidld ~ecordbull

At MDcl1Qttcm LQclgi1l~ ilOSrqpo~ed for 0)1 v~rietiQsLiltj~ough CI Ili~f1bcirs il974 11971 bull i - -_ ~- i

mcl 11977 stooel up t~le best ~c1f Jrust rcoclii1gs llOrO foitlyl1ig+1 i~l nost coses DJ+etcol~idcr6blo

S~9Ll 1llst ~~eve~qped bull 91ointoxburomiddot]Qs f[lj7~y g90~ 0c1 test neights~ lith on Oxc9t~~ir~god

-33 ~

froD 55 to 616 p01X1lS pOI bushel Tho ~ighost yioldiucvGriety CI 11950 gave 413 bu~hels

per acre while thelore5t yield vlUs168 bllshels1er acry( Additional vpxieties giving-tho

bet~bcr yields were C~I12l-9amp CI1l956 qnd Pavmeebullfor the 2yoar period cl 11950ronked (

iirst Pawnee second OJidCT 11952 thiro This last ThUled variety is exbroiaely early [~d is

boing considei-oel as a p05siblo subst i tuto f01 Ehrly 1lockhull Strnins such as Khoi-kOf BlocY_

hull and Nobrodhave boen q1dto low in yiold tho lcst two y~rs

Wint erki11ing occurred at ibys with SOLle VJriotios having survivals as 10VI as 63 p()rcont

11I

while others CltlJ1e through the winter with porfect sta-cls StrQJmiddot vms fairly tdl and dorisidoroblloaf rustdevclopod Ol~ all suSccptiblevariotios~Thoyielcl rcmiddotngod from 525 to 196 bushols

per ncro lLnking tit the top of tho list Jero CI numbors 11~5Q1l974 ond11972 d~lilo Jt thlt

bottm 1I~rcNebrod ond ]hrly Blackhull in tlds cso a lctcQnrl onoxbroDoly oarly variety In

genoral the lS4L yields nro in lile ulth ullO 2yoar wcrBe

No w1wberkilling was reporiedfrom Akron but the dry wecthor previous to harvest causedmiddot

straw to be short test VTeightslight and yields low The lighost yields 7ero reportod for C

I numbors 12105 l2l06aca 11952 No 2-yoar avoragos are sholm for this station sLlcO tho

1940 crop v~s a fai~c

At Fort CollL1s grmrlJh VJaS hoavy as l+sua1 the strm1 las tull undbeforb bargest all va

riotiesIere lodgod completely Yields ranged from 69 bull3 to 449 bushels per acre The throe

highest yielding strains Lll 1941 Tore CI numbers 11974 11970 3nd Comnnche For the 2-)roar

period CI 11974 raDkod first folloITed by Crnumbers 1~950i 11970 c-uiQ Conmche

Test Teights at Hesporus ranged froll 60 to 64 pounds por bushel aJd tho yields from 648

to 349 bushels per oore The Mghost yielding vorieiies lere Blackhull cr 11971 Nebred

and COLlCXlcllo 011 oflhich gavo moro tIm 50 bushols lJor ocre ~nscd on a Z-yodr averagef

Comanche had telO ~ighost averoge yiold poundol1Oled by Blockhull CI 11972 old C~r1l974 The

agreenent betllOen tho 2ye8r nvelngo o1d the 1941 yields is lotsO goocl at tllisstation

Winterki11ing was very severe at Ames but the rellJtionship between survival and yield is

not very close For example cr 11969 lith a wnter survival of 86 percent yielded close to

the bottom while Cl 12101 with a survival of 26percent rmuod secOnd for yiGid so it is

apparent that other htizard~YiOre prE)sent Test vrOig1lts whore obtained rangod from 543 to 590

pcn~nds per bushel The highest yieiding v~~rieties v[ore Nc)redC 14101 bnd KJ-1rkof The six

lowest yiolding strains gave lessthnn 10 bushels IJer acre~FOr~ tho ~yo6r poriod 194041 CI

1197f has hd tho h~ghest avorage yidld follmmd by Nebred Pa~moe end CI 1195Z

AtL~ncoln t110 November freoze causQd consid~rablewintorkUliilgand therelationsllip

botlTeen middotlintor surVival anltlyield iis fairly goodbull incre~re 5omo exceptions in tInt Nelired

Cl 11971 elld Kll2rkof rith good survivals ru1k6cl rolctively lQYI iny-ield This 1DsproboblY

~

ctlusod b~r 0 combiIl)ti0l or Joopound rUst lnfotion~ hossion fly ~1lngo ~d tho h~ ~ough~bull All

varieties except Pamee Carrieda foiply heavy lecpound rusb infect ion and testvreights were ratherbull bull bull ~ ~I ~lt 1

low langing from 44~O to 592 pounds ]jar pushel~ wo varietJ~sC bullI~ numbers1JS50 rnrl11952

~yields abOv~ 30 bushels -oermiddot acreTlhilo f~mvnietiosCInumboIsmiddot1975 J205 ~ii~77 - i

~bndi1976~yi~ldcd 10sstl1Q1l10 bJShotsporO-ltFo TIloS 10lYiolds T10rC accotap~io(fbY~xhrlJolY

low wintor suwivals Based on tho 2+ycQJavorago JihrJy BJacklmll hndtho nigh9stnverogoI - bull bull bullbull bull bull bull

inciinodto bo vL1tCrtoiiidor~

middot yiold fonowed by CI~tJUIilb0tS1l950~ 11956 t lmd Pamoo~ All ()f thQsostroins are early andI

COllsidcrrblo 1i11torkillingmiddot VJUSrcport 00 from AJliancbut tho dnto arc not too consistont

lith vih is knownofthdhnrdii1ossof tho dipoundforont vc~iotios For 0~10 GI11964 l~d ai

survivnlof l00porcontcomparod bo 8~ -percont for a1lJltof It is YT)1 Mllbtf1l1 if this xol~

tionshipis correct Grail1 quQlityvtLS poundcidygood JlJdyiolclsxogcd fro 0 21bull3 to 84 busholsj gt - ~ gt bull bull bull bull ~ bull bullbull bull

poraCroCl Dunbers 12102 121OJ~i[u1dKl11rkofampvctho highest polds in 1941 andCl l11Woo

middot bors 11975 11956 D-ld 11977govo thoi 10I10stones ior tflC lJ~r p oriod CI 11972 rc-Jko~

fiist for yielii K11rkofsecond CO~1Cho t1ird and Jqn_ecf(gtUxth

~obl0 1~ - Agro1ooic Q1d other dcto for uniforo willtor uhot varictics BiomiddotJ11 in rcplicQt6c1middot j

nursor-plotsincooporotivecxporioqnps at12 stti6ns in t10 hprd r9d ~yintor vlheot lnroa iJ~ 1941 and nvor-ge yiqldsfor 193g41

bull

Imiddot

14

23

7

611

middotmiddot15 i

91011 ~

13

245215

23322120125223~5

203

VS 36 580 196VS 34 q5~O 181V$ 35 560 17~91532 560169

S 31 545 167VS 37550 166VS35 588 165VS 35 540 165VS 33 560 164VS 34 635lt 161VS 36 50~0 155VS 35middot 5~5 151VS 33 560 154vS ~31 565 150VS M 54~0 149VS 31 510 146VS 31 510 1lt11

VS 3~ 560 141VS 34 5SW 13~9vS 35 560 136VS 35 51~5 13~5VS ~2 560 121VB 33 56 0 middot119VS 32 56~O 115 213 12VB 32 50 3 J1o3 lQ3 17 VS 3lt1 9~O li1 212 i$ XS

Smiddot12 470 9 7 l~ 6 16 I

v 31 500 74 19 19 VVSS 32 170 73 182 18_

34 166 67 130 20)DOCli yic1CIio~ Oiiy lio-middotinrieties IS7 ousl1cIs--

Denton TeJmS(OW 1 ) our p pus

Ptv 0CI

number

11952 April32 1fny26 601511673 April 30 middot1~by31~ bull 15 2012iQ4 ~pr~l 39 June l 15 151l956loiloy 5 tUne1middotmiddot 5 15

11669- )by 2middot JUl1C 1 13 1512105 April 29 lvhy 30 4 28

12000 prp24~26 60 ~311992 April 30 ~ 3q 10 23i2103 tllili)T 2 JulQ2 10 a5li974 ~pril 29 JUlio 1 13 4511823 by 6 June 2 10 1812106 ifby 1 June 1 5 28

11972 Ithy 1 June 1 18 20li961 YJ6y 2 JUJo l T ~ 011019

0 97~t~pril 81bY middot3135 5

May 6 Juno 2 73 13 11950 Yoy2 JIJll0 ~ middot3 25 A856 -t-oiil 22 ~vftw 2~ 58 811969 ~By 5 lIDY 30 0 011899 by 4 middotJun02 18 35 118middot1L ~Jay 2 JULJO 2 56~5

12101 ~v1Y 1J~)q~ i 58 0812102 ~IJccy 2 Junol 53 Igt

6251 ~4V6 Juio ~ p5 18JlSn uJpiy 2 ri Jii-1Q 118 5511876 poundtiV 3 Juricl 63 2011870 thy 1middot middotJUno 1 65 83

11977 1441 6 Juno 3 80 3511971 ubv- 2 JUll0 2 73 36I 1442 ~ Juno lt1 55 40

monaiirucrrar ofa Clifferonce botloOD tho

- - bullbull~_c- 0_ -bull ~-

TO-ble 19 - (Co1tinued)

ChilliCQt)l~middotTe~s--rFoux plots----

- to

1

I

-r- -_~_ ~~ Leat-IL~pging r-w~e )j ~vo~o-Yr-- -- C~I bull~ Dah iHQigh~rust I eld 1940-41 BarJltn1lIlb er headeC-Lmiddotmiddot i

Percent PcrcClt Mels Bushelsr- ------ CInches39~- 11669 Maiv 7 ~ 30 241 213 1

11992 May 6 39 20 10 231 12104 May 2 40 20 15 2211673 IIuy 2 42 8 5 21Q 213 111973 IipoundW 2 38 25 15 214 213 111972 May 7 bull 41middot 25 20 211 2Q5 412103 May 7 41 20 10 20611956 ivJay 9 40 T- 10 193 17~8 912102 iicy 5 37 65 5 17411964 ihy 2 35~ a 5 17middot0 I11970 Ilioy 2 42 50 20 159 180 8 I11952 April 26middot 33 - 50 60 156 176 10 8856 April 2middot1 34 65 95 152 183 511950 ~i~ 2 39 ~ 75 152 151 1211823 LlJay 8 41 25 ]0 148 181 6 I

I11999 lbiY 6 34 65 90 147

112106 Ihy 5 38 20 75 1-1712105 llioy2 42 5 40 14511974 Lioy 2 10 20 30 140 162 11 I118M lib 6 37 50 60 136 181 6

I12000 April 25middot 33 65 95 136 I12101 ihy 6 38 65JJ 15 128 11969 lihy 8 38 ]1 25 120 142 13

I11975 iby 1 36 65 15 87 129 1511lt12 ~~ 11 40 65 5 90 111 19 I6251 bullJJy6 36 50 100 amp8 141 14 I

10091 Lhy8 37 75 10 78 middot102 20

I11977middot Boy 10 37 40 85 74 n3 1811976 rJoJr 7 37 65 60 amp4 1l7 1711971 lifoy 7 38 75 100 62 128 16 I

I

Standard error of 0- difference between the meO-n yieldsof any two varieties - 321 bushelsbull

11 Severe firing of leO-ves

t ~

~

r 3P~

rabl0 19 - (Continuod)

~

r-Tmiddot

913

13

71215

26-9239231

250236

29026~290

246214243

middot281

C I HQi~lltl I IIIJXlbo_r_L-==-~==--L---==C-~~r--+-o+l-------tltilt---~c-r+~==+-~gtlt===--~r-t~plusmn-r~~ROr=cn1~ct

~~ 1

lJ669 16 JUri~ 25 32 87 610 104 320 I II

11972 20 J~o 29 34 87 585 392 299 2i11956 21 Juno ltZS) 33 i 85 600 3S3 29~7 3 i

12103 20 Juno 30 35 88 600 383 i11882 18 Julo28 34 85 600 36111969 22 JunoZO 34 87 585 35~611823 20 Julybull136 82 550 34011973 16 June 27 32 86 600 34012104 18 June 273S 88 600 33811673 16 June 27 32 85 600 32511999 20 Julie 0 35middotmiddot 83 605 32512105 16 June 24 32 82 60032111950 17 June 27 33 84p80 31911964 17 June 25middot 28 86 610 31211976 18 June ~e 32 85570 30911977 20 June 29middot 35 77 570 3071210220 June ~ 34 86 600 30 711844 20 June 30 34 86595 middot2991442 24 July 1 36 86 59029811~52 12 June 22 32 87 615 29812101 21 June 30middot 33 85 600 28910094 21 July ~ 31 85 590 27911970 20 June 29 37 85 595 27411974 18 June 28 31 77 565 27212000 14 June 25 32 83 590 27212106 14 June 24 32 83 570 271

6251 20 June 30 3433 82 580363 213 1811971 20 June 29 81 575243 229 16

8856 10 June 2Lmiddotmiddot 32 80 580 ~ 7 1amp5 20 11975 16 June 28 33 80 565 212 211 19 i Imanaarcrerror of a differeJiii6~qiyroojn-1homQanyJo1dsof~~tw6-Yltii-+oti os - 3 ~Dushors----

I

~

ft

- 3$~

~able 19 - (Continued)

37~0 4

380 3

364 5

318 63~0 8middotmiddotmiddotmiddot314 12

341 7[327 9

325 10 J~

I3h4 middotmiddot12 3]5 n

~$~7 15

In1 17

29~4 14 ~

a74 16J

267 18

227 20237 1degJ

53509493491 479473-15244-7middot146433j27126middot12139939638$ 3943793793723563-123263r630~228~8

2712622Lh8Z4~7

6359~Z61616158~1606061i~6661605860585558506157564658605658

5334

3924

5051

294

5316fI8~i18

4045

2054tJ831393025Ii211129133155deg50

50495149494850

51SO50

4917

~I S1

564$ 16middotmiddot48lt53

48194948lt1617501545

15 14middotmiddot 12

1614

14gt 11 15

-131415

16 17 J510ismiddotmiddotmiddot13ltlEl13

~i~JP middott6middotmiddot17lt16 lt16-i5 ii

1$16

11 14

512

8109

11 Smiddot1014

1312

102

88

-129

14middotio

J2la

15 913 11

Alt

1514

1195211972121051210312104116691197412102121061199211956121011184411973

88561195011673119981196411823n87011871

625114-12

11975middot1197610094120001107711868

__n~_~2r l~~~j~~tlL6Igtilg Ib~ fgd]~Jvnyln6hcs) (EOrccnt) (ol1nds~-l-ri-~~u-shols) -----i

I

~ ltlO~l 2 i 405 1 i

standai-d error of a difference hetwe~n the mean yields of-any two varfetios - 19Zbushels---middot

~---~-------- --------~

Table IS - (Continuod)

- 3D -

Table 18 - (Continued)

276 7262 926-1 8

239 11243 1022-6 12215 13211 15215 13207 16182 -20205 17W6 18184 19

25 2) 43 5 52526 25 42 40 48527 25 42 60 47025 25 42 50 45224 25 43 5 44820 2Q 43 90 pound13bull726 25 middot14 25 t13~5-

23 21 41 50 13525 25 42 20 middot12~9

27 25 -11 5 middot2325 2lt1 39 10 U7

~ 26 26 42- 75 lt10322 2] 42 -50 38026 2$ 11 75 37625 2~ 43 50 37826

2~ t17 60 371

27 25 10 5 36325 25 44 80 36_025 ~ -13 5 31125 25 42 50 29~8

-26 25 45 80 297 28 2q -11 50 288

27 26 43 90 27526 26 39 60 26927 26 38 85 268

28 28 38 75 25729 28 -12 90 251

-ZS 26 12 80 24~1

27 26 39 80 21~1

10 IG 43 00 19(5

11950 1197411972121041199211952121031210611669119561196111999120001210111973li97011969121021210511673118411182311971119751197611977

14126251

1009lt1middot8856

----aJmiddotmiddotizcrogccr Survival D1e1r _ Rc)ight 1ecd rust cro

number Hoadcd Ii~1bullbullbullo L bull JLcld-----=-=--Lr-Fpcrc-6it 1f1y upo -h n--ch-os--Ircontj (BUSh91s)-J~~----I-

10090

100769391908396

10086

96100

98$8

10088806577

~ 8580

100 63

7677

10096

10098

Standard errorof a difference betw~en the mean yields o~ any twovaxieties - 536 bushels

41 _

Table 19 - (Continued)

Akron Colorado (Five plots)

12105 Way 26 23 545 lS212106 May 28 22 55~0 17111952 Wey27 21 565 14711972 Juno 3 19 57s 14711669 May 28 21 550 14111970 llfiav 29 23 500 139

88q6 May 26 22 560 13611971 lVlay 31 20 545 13511999 June 1 20 570middot 133118t1lf1 IYhy 31 22 565 13312103 Juno 2 20 560 13011S92 l~y 31 19 540 12612104 H~ 30 21 570 12510091 Juno 3 20 570 12512000 IVlay 2821 5middot15 12-4

6251 Juno 2 21 560 1l4n950 (ny 29 21 515 11Zl1S6l lihy 31 13 535 11212101 Juno 3 21 545 no11Sn Juno 2 21 535 10111823 Juno 3 20 540 S911875 lihy 27 IS 560 S112102 ltby 31 21 560 09

14-1 Juno 4 21 560 3911S60 Dune 3 13 550 C711S76 Juno 1 19 5middot10 G611673 ivhy 30 21 500 8511973 Juno 1 20 555 C2

I

11077 Juno 3 18 5middot~5 amp2

11956 Juno 3 10 =--i=5G5-r--~fiF--5=-3r__Stondord orroref Q difpoundororico betwoen bhomonn yioldsmiddotOf QIlJ two vC)riotios -Z09 0ushols

Seeded September 11 emergneSeptembor 17 1940)

I Height --jmiddotweight per=1~vCi~ampO9Cro-[1 C~Ic7llJ=lmib-=o=r----L --Datoh=o=ad=cd I ~ bushcl __-Z_~ __

(Inchos) bull (Pounds BusholS III

I

III

I

I

I

f

Table IS - (Continued

rorbCol~ins Colorodo1(Fjvoplots)

8

20

147

11181617

131012

85

1419

459503~

1734U415~

449

i

46-147547l4S9506459 433

- -- o---~-~- - - - ~--7-IA-V-QrccCtgc~Ocro-t Yield f

el no rDatQ-- - ~lield--1Avertlgc _1~lbii4~h~k=gt ~ush61s) ushels) 1

11(71 May 2D middotlD a GS3 567 1 Ii

llC70 llny 31 _ 52 O 640 523 311673 lvny 30 50 0583516 4 I12106 Iby 29 bull __ 51 a 570 111823 June 2 48 a 566 506 5li950 lviay 30 _ 49 a 560 54~ 2

- 12000 llilay 30 50 0 5601~105 May 28 j 53 0 5608$56 lvhy 27 52 7 557

11971 June 2 51 0556 12102 June 1 46 6 548 11973 lJby 31- 48 o 54311952 lvhy 29 49 18 537

-11975 lvby 30 48 0531iUi56 June 3 46 a 526i19n June 2 46 3 525~ii6S9 Fey 30- 48 deg 52111976 June 1 47 o 50611999 June 1 47 14 506il992 lJaiy 30 47 32 504

11811 June 2 48 18 lt199 12101 June 2 middot16 14 499 11-12 June lt1 48 32 182 6251 lvhy 31 48 1847411969 June 2 47 0middotmiddot lt17010middotj94 June 3 17 a 463

12103middot June 3 48 a 160 )1977 June 3 46 a 458

1196middot1 14ay 3C)middot 16 5 457 12101 iIay 30middot 19 0 MS

H bull i bull

StnnaDrd error of a diffcreiiCC ~otwccn thcmc(]l] yiqldOs of iinytvio voriotios =546 buShels

I

~

- 43-

Table 19 - (Continued)

scsperus ColorC1do(Tl1rce plats seeded September 27 1940)

Imiddot n~~rr ~~~l--=uigh ~

porRDnkbushel

I I ----- -~ ~ugust=- ltInches I POUoJds) ---

6251 10 4-1 63 618 509 2i llSn 10 ~ -12 63 5604 419 3

10091 8 l ~ 10 62 558middot B2 -0

ll673 middot12 62 539 514 1()

8856 5 J laquo 44 63 492 440 711974 9 42 62 475 443 4

12101 10 lt 44 64 474 12000 8 42 63 463 ~

12102 12 44 62 458--11823 10 lt13 60 456 400 1011976 12 40 62 lt156 442 5ll81fl 9 44 63 451 408 911972 8 flO 62 4t 472 3ll950 6 n 02 -134 399 II

1112 9 42 62 428 388 1211973 8 41 63 123 370 17ll969 10 12 61 418 343 1911992 8 14 62 -11-7 11999 8 11 6lt1 -n7ll961 8 lt12 62 n~

ll669 7 f bull 38 63 107 378 1412104 12 44 62 10412105 11 44 62 404ll956 9 14 63 101 374 1512106 11 13 62 39611975 12 42 62 394 367 18ll952 3 40 64 377 310 2011977 10 38 61 357 374 1512103 12 44 62 M9ll970 11 45 62 329 388 12

bull Standard error of a difference between the IOOan yields 6f any tWQvaJieties = 768 bushels

f

I

Table 19 - (Continued)

1- ~

t ~ bull

o14

AIDos Iowa (Jiourplots)

10094 69 588 288 403 212101 26 E86 255 fl1442 34middotmiddotmiddotmiddot 528 247 366 7

11950middot 51middotmiddot 554 221 377 -511999 middotmiddot 45 588 22111844 51middot 578 220 356 1111971 1-3 556 220 424 111972 35middot ~ amp72 208 366 711956gt 55 590 201 364 912103--- sa 587 195 11952middotmiddot 66 588 170 390 412104 ~ 64bulllt middot585 16812000middot t 579 16211669 78 S~r4 16-1 391 311992 10 573 16111974- 61 543 160 369 612102 2~ 598 158

6251 78 579 155 346 1311973 54 586 155 354 1211823 li4 544 154 357 1011970 28 5704 114 342 1411673 60 563 139 33 1511964middot 51 579 1358856 18 581 119 328 16

12109 J 15 563 9511977middot 6Q amp0 2amp2 1811975middot 71lt 72 299

_ J 17-

11969 86 ---- 57 270 2012105 13~- -_ 4111976 _5 32 271 19 l_

~~~df~~e~~let-~en

Standard

the yields ororyy two~6rieties= 249 bushelsbull-

error mean

- 45 -

Table 19 - (Continued) L~col~ebraslm

(Five p1ots~ seeded acpt01~er 25 emerged September 30 1940)

9

8

13456

715

17

161814

11131012

227221232225

1965186207

32~5 280 21t7276 272

--~l~till~~r gtti~~ - ~f~1-ei~~0 vre~-~TICJlV~ Jlvera~~clf==1 ~~~~_l~rvival)le~~do~rmpeIreacti~zrl_ _ J bush~l- ~~el~~ 1940-~L ~~1k_1

Pc -ilij June 1L1) -Wosf Bu ~Bu- I11950 65 29q4 22 35 568 317 316 2 I

11992 6525 25 34 557 3098856 69 P 20 3 36 592middot 295

11956 66 2pc 26 2 32 57r 28011669 65 33lt 24 2 34 564 26811844 56 25 27 3 36 568 25811952 702~ 20 3 35 58824412102 5626 27 3 33 57 7 22112101 61 26 27 3 32 568 19411973 57~5 26 3 34 55~(j 19112000 51 43 25 3 33 55~4 18610094middotmiddotmiddot 84 Z6 26 3 32 543 17411964 56Z6 25 2 30 51-0 17111971 74 Zo 26 3 34 518 154 11972 60~7 27 3 32 518 15111673 57Z5 26 3 34 526 118

1142 76 Z7 c 28 3 34 550 itG11999 46Z7 28 3 31 539 14612104 44 Z5 28 3 32 amp-10 137

6251 69 ~rlmiddot 28 3 34 550 13511970 63Z6 26 3 37 510 13~iJ12103 middot16~7 27 3 30 539 13311823 51~7 28 3 31 17-2 13211969 - 52 Z7 27 1 32533 13611970 13 ~6 27 3 28 195 12312106 41 35 25 3 30 510 -110111975 29 (37 28 3 28 190 6612105 29 AS 28 332 510 6SllSn 39 29 28 3 2810 55 174 20

I 1197e~ __~~ 29 28 bull 3 2747~~_54 185 19__1

Standcud error of 8i differ9nc~bet~loenth9rmoan yieldsQany1-wbV1arieties 298 bushels

l 1 and 2 arc degrees of resistance 3 and middot1 degrees ofsliscoptitbility

f

46

J

109 10

106 1191 17

120 994 15

106 ll101 1393 1679 2090 IS96 14 G5 19

Ronk~-

i150 2 t141 4

I154 1

137 5147 3 I

130 6

128 7124 S

Table 19 (Cont inuod)

AlliOJlce NebraSka(Thiee plots

C~I

number

12102 80 JiinC3 21 610 21312101 88 Jime3 3() 625 206

1112 88 JuneS 27 610 1$911669 85 June 2 20 605 lSS11972 83 JJine 3 19 615 lS712103 gO JUlle2 20 600middot 18~9

6251 75 JUIle2 23 620 bull lS~311973 87 JUiEl 2 19 615 lS111673 85 June 2 21 610 IS )12105 60 J~l 23 605 17910094 97 Juil3 4 18 615 18-511844 90 Jun13 1 20 EiOO 15~912104 middot83 JUfl92 20 595 15712106 $3 JL1Q 1 22 590 1511992 S1 Junel 21 56~0 15311964 160 June 2 19 580 119

8856 83 Yay30 20 590 13411999 88 Juile 2 17 600 13312000 ll8 JUIioZ IS 595 13311950 87 JU1Q 2 17 570 12middot2U969 90 Juno2 17 590 117nS74 88 Junel 18 580 ll6ll91 92 June 2 17 575 ll211952 M Juno 2 16 58middot0 1071+823 87 June~l 18 580 10311970 OS June 2 18 610 9911979 68 Junc2 19 585 8611975 15 Juno 2 21 585 B911906 ~3 JUne 2 17 575 061197 78 Juno 3 19 600 84

Standard error of a diffcrcnCebetwoonthe moan yi~lds of ~ly twovarieti~~ = 389 bushels

iL-s

- 47-

STANDARD EBROBS

Standard errors were calculated for each station as outlined on page 21 of this report

In table 20 will be found the number of plots t average yields and standard errorS for the unishy

form nursery grown at each of the 12 stations~

9-411512

7middot63575

132227237145

187321335205

265453474290

696 492 348 891

369 301 213 719656 5~36 379 1057

331 209 148 1279864 546 386 7329 Ll0 7~68 543 1228

353 249 176 1101

1 73 298 211 1234188 399 282 19~25

---_

Imiddot -l__Stl1daril er OJ opound a ---_== iSbgle~DifferOJ1Ce ~l 1

I plot between oeDLlS lfuSlio-rs=~rcenr

(Bu~hols BUshcs Ij

ITexns

Denton 4 1403Chillicothe 4 1501Bushland ~Irrig~ted) 4 3105Bushland Dry) 4 252i

OklahomaWoodward 4 3904

hJsosIvbnbnt t an 3 2964hys 3 3585

ColoradoAkron 5 1157Fort Collins 5 5270Hesperus 3 4416

IowaAmes 4 1599

NebraSkaLincoln 5 1710Alliance 3 1465

Table 20 - Nwnb)r of plots averGge yield and standard errors for the uniform yield nurseryat each coopmting station in 1941

NUmber -+---XVerageStation of yield of

~lots vDrietiesbushels)

SUIJlifLBY OF NUBSERY YIKLDS

The yields of the 30 varieties of winter wheat groW1l at 12 stations (13 nursories) are

sWllIIlnrized in table 21 whore ~he varieties are listed in order of the 13-nursory average yield

These avemgcs arc of int erost only insofar 1sthey shaw the generai adoptat ion of the vcriety

A more detaile~ study is possible i as the vcrieties also have been Dvercged and ranked by Stotes

Pmmee hDd the highest aVerage yield in 1941 rhis v2riety rankod first in ~exns ol1d

f Nebr1ska sixth in Oklahoma and Kansast f()(rteenth in Iowa ord seventeenth in Colorodo In 1940

Pmmee ranked second in the nursery and again made its poorest record h Coloiiado Cheyenne x

Tenmarq (CI 11972) rnnkcd second ~~ing its best record in K~s~s ~his strain ~id the highest

average yield in 1940 Li third place WC1S KalTv2Je x TOl~rq (cr 11950) a wheat that ros been

high in yield for sc)voral years in spite of a tendency to shcttor under certain conditions

KamiddotNalO x Tenmarq (CI 11992) rOJked fourth culd KDxNnle x ~e1llIDrq (Cel 11956) fifth ~he avo

rage yields of the four leading varieti~s differed vGry little It should be lintcd out that

tho first tlOlve vorioties had ~oxmrq as one parent In this sune group four varieties rod

KmNale os one Drent DLid i~1 three cases CheYOJu1e laS used in the ClOss Eighteen hyblid strnini

rI

IrImiddot

I

bullI I -- per acre Iz IN1rm Iemiddot Iowa eP~1rP CoIOrte1o pound ~

ii C~I I lIuh- 1 I I I I I I 1 ~ I I I J 13 I=~ i 1Cldl-1 1IIiu1 1aIIilble- JIBIIIlIOOl1-middot~ 1AIlbmkl ill8$iLi_ AlU-A~ BamkJori aAllnDdleit- Ae-JIaak1 I S~ 1 u- DIF (rnc~ -- rampampel 0middot I colin aileerace middotJCol- i tPenalftCllI lut1eot1IenAllid)_ I ~ bull I bull 0 I I bull UD I Imiddot I

I

III

Jampbull

I -

iftliaart errOl o~ bull _ (1IuIIelII) 132 227 1115 2- 096 21 3079 211 1middot16 211 2~12 116 86 1118 5middot1l 228 0 080 J I Is~ error ~ bull _ (~) 91l1 1512 515 16 5005 1middot91 11910middot51 639 1101 12- 19025 nll 132 1219 ~2I 6JJ 11l II I

- 49-

ronked obovc Faxly Blockhull ond 21 nere obove Blackhull OCld Nebred Again the Hope crosses

failed to give good yields as Hope x Tuxkey 1069 rmkcd cightcenth Hope x Cheyenne twenty-fifth

Qlld KlJlred x Hope tVlCllty-ninth In the 1941 nuxsory three strains had [werage yields lamr thDn _

Khnrkofchock

Tvrenty varieties have beon grovm iE the nuxscry for the 2-yccr period 19middot10-1941 Clt 11

stations vlith 12 nuxseries These dnta are presented in tob~e 22 lhcre the yields are avoraged

by States and the vC1rietics are listed in order of yield at all statiolS Cheyclmo x Tel1m~tq

(C I 11972) bad the highest avercge yield being consistontly high at 011 sttions excGIJt in

IO7au1d l~ebrcsko uhere wintorkilling wos heavy KavJValo x Tenmarc (Cl 11950) roikcd second

and PmJnee third These tvro strains had consistentB performuncos except trot Pavmee roc1ked fifshy

teenth in Colomdo Kawvale x TC11lIlurq (Cl 11956) ro1ked fourth COlIiltlIlChe shth 1hrly Blachshy

hull tenth and Black~u11 tvmlfth Nebred and warkof hnd avcroges considerobly lovlOr tlmn the

earlier vcxieti0s Etrly Blockhull x TollJDXq (CI 11952) hod 01 IverG-go yield considerably

higher Uwn Fcrly Blackhull In spite of tl-Je viintcrkilling ct the more northern stations grom1g

nurserios in 1941 tho oorly lalf-rustresistCJ1tvcrioties rlgcin rere at the top of tho list

for yield

Dato for c1klXocters other than yield cxe Qvorcged and presented in table 23 Since all

stations did not report the same datathe number of stations entering the averages is shawn at

the top of each column

Winter survival data show Nebred to be the most hardy variety in the nursery TvJO KltUlrea

Hard Federotion x Tenmarq strains (CI 12105 amp1d 12106) proved to be rather tender The rest o~

the varioties lu1d survivoJsthnt variod aver a I11frOVl rongo bull

Farly Blocld1ull is still the earliest vorioty in the nuxseryAt cleven sktions ipound 1VG-o

raged two days oarlier in headbg tlJDn Ebrly Bladldlull x TenmGrq (cr 11952) and three days

earlier than ChcyoTJ1Je x Thrly Blockhull (Cl 12000) Sevoetecn hybrids in the nuxsery rod rnv~

rage dates of he1ding e1Tlier thlt-n Block1mll ~Xkof ws the latest V1rilttty in thG lIllrSor

This gives a clear picture of the empmsis being ploced on cCXly vrheats in thoarea Ripening

datcs bring out about the same differences Qlthough the sprood is not so grect

Height measurements vcre reportod from all except one nursery and the averages showed

KltmredJhrd FederCtion x MiIlJmrdi-Mintuxki (CI 11970) to be the tallest and Hope x Turkey 1069

(Cl 11964) the sholtest athel vaIieties shOUwd very little differcl1CQ in averag0 height

Lodging data were reported from four st~tions )J1d indicated some differencesmiddot ~he weak0si

strawed vrieties were l31ockhu11 E1rly Black1lull and CheyeIlile x ]1rly Blcckbull (Cl 12000)

The IGastlodgir~was reported for Nebrad Ivbrtin x TOJ1PlOrq3 (CI 11823) and BltLckhull x Ten

marq (CI 12102)~

--

faltb ~ -~ of Bence Fie14 of ZO wbhr whea YUieU cr- ill _Uelll Fie14 _erie bull U aUon in lla 1l8I4red riDur whea 1eC10nbull 1~1

a I t llpllle1 pH Ia I I Jtpe Pr I Japmiddotu COXon4lp I Ina f - 1tratIla ~I bull I I IJlaU-Illpell-l I I I I I I I I I I I I I I I I I 2 I

1 t 8Iie7 or I 01 IDa- 101l11l-1 1Ul41 1a1llAn- lBultI1J~III lAy I Ihr I Ay i a I Ir IAlA-IAy I I- Ia I _811 on I cohe(IlIi+(Drr 1l8p I - IftIlll 1lIuIk1~I_1 daDk 1001- 1p8n81 ZIJaIi-IJIaDJt I aohle I r-BaDkIUle Ia I I _4118114) I I I I I I 11M I I I I I I I I I

IIq~n z 8uaIq 1172 ~1 205 29 11 232 3 40 1 ~9 32~ 31tmiddotl 3 506 ~12 1Ns9 3 ]66 7 221 15 I bull 312 IlKarial i arq 1150 2O1a 151 281 19middot1 20 bull 31t l 1 352 386 1 ~~ 9 ~7middot2 5 middot7 5 llmiddot 10 211 t 30 I11_bull 11669 25middot~ 21 32middot0 lbullL2~5 I 31middot0 _o~ 29bull9 311 ~

3Tbull1S 19 ~ -~~l ~ 271 ll~ ~1_ I

llawnJOZ aDUlq 1156 21middot ll ~1 16 235 2 36~ 5 31middot3 30 ~lis ~~ ~3~2 13 280 bull 9 i

llured-IIuIlJe48laUonz8uaIq 11971a 2115 162 middot3 162 203 10 38middot0 3 2 ) 561~ 50middot5 2 369 6 2001 120 16 13 291 IIaouoie 11673 252 21middot3 236 16 217 ~ ~7 9 350 29 5 bull ~-6 5~515 1 5 1 22 l~O 1S1 12 29 IllallJ B181llt1ml1 Z auaJq

~=281 176 23middot1 15middot5 211 6 1 2 3S~ 31middot1 2 7~5 ~o ~ 19 0 272 106 I 7 291 I

lIaIlIet Z Blackmll ZO 11 269 169 206 9 JIJbullbull 6 1lmiddot7 ~ 210 lis 7 10 356 11 276 12 ZO~O ~ 212 I I

IO~lIIIile Z aazq 11~U 19middot 21 290 15middot0 21~2 5 ~o bull 6 276 30middot6 7 ~ ~0~7 11 35~ 12 2 1~bullJ 5 bullbull1 I~1ulJBlacldml1 IS 25middot2 18 1middot5 11 1middot3 12 llmiddot~ 12 6 1~ 260 12 ~9 0 ~o 9 32middotmiddot16 32middot5 lG217 1 269 I

1~1Di ellMIq 1112 middot215 181 26 lla ZO2 11 32middot5 io 261 226 2~1 11a ~6 400 ~5 bull t 7 10~~

1011~bullbull 16 265 I Blokml1 6251 21 llal 21 10 17~ 15 2S1 15 211 ZO5 2~ 15 ~ 509 ~7middot1 ~6 l 17 11 26 Iilaprell-llull JederaUonz II1Ilha141- IIi lIiDUrId 11970 196 10 211a 12 11 l ll 12 26bull 262 26 11 52 l Zf-l li 1~ 206 l 120 ~~

260 IIJ~_ a011iDe eleoUon 119n 182 12 22- 5 156 19 31middot5 11 ~bullbull middot215 25middot71

~~ 1 ~ 1 221 1 1 260 1Ie_et 1~ 221 102 21a6 10 169 17 - 267 18 2 186 218 19 ~t ~~6-11 110 2 2~2 128 18 11 ~~ lliope Z alureilD 1~~ 25 1~2 290 17middot0 20~ 7 27 19 27 26~ 27110 1a52 ~ ~ 18 27~0 20 18 1 1 18 7 IlliieIkof 13middot0 111 2 1~ 15 20 271 i7 27middot2 12 227 11 ~7 31 1 1~ 36middot6 7 225 150 11 bull 2~ IlIaDJoe4 Z Iope-Bar4 JeIlerUOD 1115 2middot3 12 2lJ 106 170 16 29~ 1~ 260 21~ 2middotZ 16 ~7~1 ~7 1 15 ~9 l1 12 0 li ~7 23middot I1bDie4 z IIope 11976 212 11middot7 250 12middot5 17middot6 lla 27middot~ 16 25middot7 215 2 17 la 2 ~s 12 27middot1 19 18~ 1~9 12 1 2 IICClllp01Ul4 orobullbull 11971 1~9 11 26 16 15 18 22middot7 20 20 207 20 20 1 3l~ rlmiddot 20 212 18 11 5 10 20 21_ II l-

~I

-

Leai rust

Varieties roving

- 52 -

reodings were reported rom five und stem rust reodings from twomiddot stotions

low re~ngs for both diseosos were Jomiddotllee KvlVole x T~qmiddot(CI 1195Gi)

Hope xT~key 1069 (CI~ 11964) Hope xChcy~rme(C~I~ 11969) und KovNQle xT~1IllQrq (9I

11992)

Kernel plump~Ss data were2e]orted from two statio~ aha these havegtbeen averaged and

DATA mOM TREDlSEASE mmsmus

Bmfr NUElSmY

For convenience tho doto from tho vniform Iilinter nhcot bunt nUsery ore includod in this

report Tl10se dnto (table 24)Tore ~ecurec1in cOQpcr~tion with AgroiJqmist s O)ld Potllologists

working in the area

j

f

1

- 53

UNITED STAT1S D]PAaTMENT OF llGRICULTURE

Bureau of Plant IndllStry

SUMiYIbEX OF THE GBElu PLAINSmiddotUN1FOBM WIhrm~ BUNT NUESmY 1941

By HI A Rodenhiser Pathologist and K S Quisenberry AgronomishWheat Investigations TIivision of Cereal Crops and Diseases

The uniform winter wheat bunt nUrsery for tho Great Plains area wos continued in 1941 inthe same manner as in previous yeaxs This report presents 0 sumnnry of the d1toobtoined in1941 together vlith lbhe averages formiddot the vaxietliies grown dUring different periods from 1932 to1941bull

In the fall of 1940 50 varieties and stroins of uinter wheot were SOVl1l in duplicotC8-foot r01S ot- ten stotions in the GrCtJt Ploins and ot BozemaJ1 1bnt KecrneysvilleW VoBeltsvill e M4 and Logan Utah BeCouse of unfovor2blc environracntalcolldit ions for bunt Jonshyfaction or subsequent plont grovrth no cL-m VlOre obtolned in the nuDseries seeded at- Lincoln andNorth Plotte Nebr and at St Poul Ivlinn ThedJta from 10 nurseries axe averaged The SllUt trot developed in the Logan utah nursery was caused entirely by the so-called dworf bunt orgOroniso and therefore the infection pcrcQntltgcs ore not included in the averages for other stationsThe nurseries included vorioties that hud shown resistw1ce in previous years and Igtromsing nm7strJins supplied by sevotal of the cooperat ing stat ions

Inoculuo for nost stations inS obtained fron the previous years IfUrsery at that stationby selecting bunted heads poundroD all infected vriGtics end froD collections DQrle froD faroersfields in the State where the test was made For the IvWiliatGan eXperioent the inoculum laS acomposite of racos knovm to be present in Kansas For the Kearneysville and Beltsville teststhe seed was inoculated with a cotlposite Dade 1lp of inoculum frOD all of the other nurseriesClean seed vms planted in the Logon nursery Q1d infection resulted fron the soil bormc organisn

The vurieties axe listed in order of the avertge infection at the 10 stations Thesemiddotaverages ranged fron 01 to 671 percent The average infections for SODe standard varietieslere as follows Ridit 20 Relief 26 Hussor 32 Minturki 91 Yoga 95 Nebred 103ond Oro 172 Of the susceptible check varieties Kh1Xkof had an average iIlfcction of 360 Cheyenne 39bull0 Quiviro 518 and Chiefkwl1 671 TJO hybrid strains hnd averogo infectionslovler than Ridit These were Oro x Turkey-FlorQamp1Ce (F9) and Hussar x Kmred (CbullI 11989) Fourselections fron the cross Hope x Turkey 1069 bad aver~ges 10Ter tlDJ1 the porelit varietyTurkey 1069 (CI 10016)

At the bottom of the table are shovm the average infections by stations rhe heaviestinfections with inoculum other than the dwarf bunt vmre obtained at Bozeman Ivlont Fort CollinsColo and lviurJbattan IWns A study of the lbnhattan Akron Fort Collins ond Bozemun dda gives some indication that different races mltJY be present ot these stations The behavior of thevarieties at Logon is of interest in thlt some of those eorrring rOpoundistance to the races presentin the Plains are also resistant to the dvrnrf bunt present at Logon In other cases strains trot

are quite susceptible on the Ploins see~ to be ~oderotely resistent ot Logon

Longtine averages are shovlD for vorieties gr~m for more trAT) one ye~bull For the period1932-41 Turkey 1069 (CI 10016) Nebred ond Hussor hcvo the 10middote st avero~es For the 3--yeorperiod 1939-41Hope x HussCX (C~I1l834J Relief 2nd Hepe x Turkey 1069 ~CI 11964) hmiddotweshmm the nost resistance Severol of the vcrieties trot mve beon highly resisttnt in thesetests and are othervlise agrononica11y desiroble axe being tested llith individ1U11 races tht havebeen identified in all of the wheot grovling areaS

bull j

i

86

j 1O~106101

7middot96

middot_----~----------------~~-~-~------~--------------------

rI

55

UNIFOBlvI WINTER vrnm RUST NURSERUS

In t~bles 25 ~~ 26 ore presented dQto qn severity of le~f~rust md s~g~~~t infection

on the 30 voxieties qf winter vThed grown Ll rust obss~tion nurseries t~ltgQgheIJ~ tho oountry

in 1941 These nurseries Jre LUintained froD yeor to yecr ~s part of n J1Jert ~elQUrQh progrno

corried on Ll coopcrotion ui th agronorUsts and patll010gists erployed in the ~evoru Stdes CODshy

cerned Lcter t 0 cooplete report of these nurseTies ui11 be issued 8c1d th9 rust percotCges my

not agree ent irel rlth those presented here since the clto sItovm in this less de~oilecl raport

include only figures for the severity)f infection

Differentiol dato for leed-rust hlfection -rare obtdneclfor the vcriotips ot 20 stotHJlS

(toble 25) In cnlcul~ting the over~get Q trace (T) ~ns considered2s equal to O Aoong the

seuihJrd whects Hope x Russlr (CI middot11682) Hope x Konvde (CI 11959)~ ~lcl Red Rock x BGpe

(C o 11821) Ind the lC)VTest ovemge infoctions Of the lnrd VIhBats IIt-uqui110 x Oro (CI 11979

and CI 11851) t Hope x Cheyenne (CI 11969) a1d tavrvnle x Tenrnorq (CI 11956) had averoges

less thaR 20 percent In the snme tests susceptible voriotieshad aver~ge infections of from

60 to 715 percent

Stem~rust readings showing differential reaction wore raported from 13 stations (table

26) Among the hard wheats the mosb pronoun~ed resistancQ vJUsmiddot shovm byHopb x CheyOJlIle (CI

11969) Hope x Turkey (CI 11964) Mnrguillo X Oro (C~I 11979 Cw1d CI 11851) t ond R-044shy

Minturki x lVJinturki (CI 12022) Of the semihard mGQts Hope x Knvrvole (CI 11959) and Hope x

HusstX (CI 11682) md low nveroge infections

Toblc 25 _Severity of 1e1 rust infection on ninter nheQt vQrieties gravm in the Uniform Rust Observation Nurseries in 1941

VGriety or cross

~

5355 302 50T+ 25

15 305 15

1 70T 501 65T50T 35T+ 10

T 301 50

1 65T+ QOT 5o 10o 1 T 25

0 25T+ 30

T+ 30T+ 45

433131054 4128

30 13313~3

806570

70 36765 11975 56770 46460 24460 26140 180middot25 15835 15465 21865 190

170 261

80 63 080 71535 35880 64910-63 390Q5 8HO t9 010 t5a I1099 OJ

15 117 m15 124 I

65 245

B565

100100

6520202540202515

46 SO10 50609025 5T 10T 70

2S 1525 lt1585 6040 80

T 255 40T 25T 255 Z5T 25T 10T 20

251015

TTT

20355

2010

15203030

52020

101010

1

30 25 80 - 9025 60 80 9015 5 80 8020 65 80 9020 -40 60-8Sshy20 85 90 10030 40 60 9010 T 25 10

1 T 20 105 T 10 20I T 10 20

T 10 40

70502060eo6070101015

510

753075

55

10

106080704030401510102015

9595809595959020

5Q

5070

7010100102010

100100100100middot

75202020

T55

20

30506030104020

TTT13

503080TTT

75 5060 7060 540 8070 middotmiddotmiddotmiddot6065 9085 4040 T

3 23 2

25 T20 20

25351575T5

JO30504040252020

55

103

9090gt9595Sfr80857570657030

8585

51060G5

8090

70207580556570551095

2525402510

TToo

oT

402585-~

T

-

85100

254065shy6525

5T

3T

10

3525middot9590

52525TT

105T

759510

10085

10075

5252

15

5060

100TTT

35

2525

325

3T2T

3

225615

115

5

)5252010

5352middotJ

515204025

60 7560 9510 545 10000 100Z09015 20

5 55 T

30 T3 T5 T

355

75T5T

7590306585-85452010101550

1530

57

1055

-0ooo1+

607075551045

51020656065

40755580755520

3551

20

T122

5211T

502510

253010152510

51TTE+5

TTT5

51020TTT

152025101510101515201015

50754050404020

T

fSoit Bed ~hignn Amb er 5620 751 TiUIllbu11 5657 80~~tDcnton 8265 50ti bullbull M(3Jster 6471 90

~tmiddotgtoiit~~~ioncon ~f~ ~gampi Purdue no 1 11380 80r~WijDas1i 11384 60t middotEUitzsel x Hungarian 11849 50~Fultzseh x HungaXion 11850 45~rbulll ~tz sel x HuDgorian120l7 30)middotFultzsel xTJWIlbull 12018 40

~H~eHt~=Redmiddot 4843 50~l Kawvale 8180 ~ 35 I~nt~~i 6155 50I Hope~Hussor 11682 20 HQpc~ KuwvrUltl 11959 20

Red~o~k x Hope 11821 35

atI~ ~ep7 51 A6 I~liiiiibda J 50 Tcnmarq 6936 65

Kharkof 1442 75Mala~of 4898 80Comanche 11673 40

I Pawnee 11669 30 Kawvale x Terimarq 11956 35

Marquil10 x Oro 11851 50Marquil10 x Oro 11979 30HOpe x Turkey 1069 11961 25Hope x Cheyenne 11969 20E-41oMinturkix Minturki lAJ22 70

~ -l

=_---~------------ ~----------------_ --~~~_-~~~

Table 26 - Severity of stem rust infection on winter wheat varieties grom in the Uniform Rust Observation Nurseries

11lJ~J

in 1941

----[AverC1ge for I13

stations I

I519467500515492538 j488566 1

558 CJl591 -J

535 I-

535 j

467 j

290 219 i

5-919 ~

318

18320028828513818613~8

4429220511

1

)

--~---

30 100 75 T- 30 100 65 65 20 65 2035 100 80 T 20 lOO 65 60 15 65 1530 100 80 T 20 100 65 70 15 65 3035 95 85 5 20 lOU 65 70 15 65 3540 100 70 5 25 100 65 70 20 65 545 100 80 5 40 100 40 80 25 60 3545 85 80 20 20 100 60 70 20 60 1550 85 86 10 30 100 65 80 20 80 4040 90 80 20 30 100 65 80 20 70 5050 100 88 40 40 100 65 70 10 80 5035 100 90 10 40 100 65 60 10 70 4555 90 85 5 WO 80 60 5 70 40

10 75 90 25 FO 65 60 5 65 T10 90 40 10 15 90 20 15 2 25 25

5 20 60 T 15 80 15 20 5 10 10T+ 10 T 0 25 5 10 1 T 20

15 T T+ a 5 5 T T 0 T T10 60 0 20 lOO 25 45 15 25 -10 3 25 10 20 90 5 -~ 15 T T20 10 25 0 15 75 20 10 15 T T25 - 15 55 0 30 100 25 20 15 l 10

5 20 60 T_ 20 100 25 25 25 T 1020 T 20 0 15 80 5 T 5 T T20 5 45 0 15 90 10 15 5 2 T15 5 10 0 15 90 10 T 3 1 520 5 5 D 5 T 5 3 T T10 T 1 0 5 10 T T 2 T T

5 5 0 0 10 5 T 1 T T5 0 T 0 0 T T T 2 T T

30 0 2 0 10 T 5 2- -T T

0 e IMchigan Amber 5620 40 65Trumbull 5657 2 50Denton 8265 10 65Fulcaster 6471 15 65Ivioditerranoan 3332 5 70Minhurdi 5149 10 80Purdue No 1 11380 10 50Wobash 11384 25 65Fultzselection x Hungarian 11849 20 60Ful tz selection x Hungarian 11850 15 60Fultz selGetion x Hungarian 12017 10 6~

FultzsGlection x Trumbull 12018 2 50SBmihard Red

HUssar 4843 T 65Kawvolc 8180 T 35Minturki 6155 T+ 45HOPe x Hussar 11682 T T

HoPe x Kawvolc 11959 0 TRed Rock x Hope 11821 T 50

Hard HedtKnnred 5146 0 60TeIlll18rq 6936 T 70Khurkof 1112 T+ 75Molukof 1898 T 80Comanche 11G73 T 35Pownoo 116G9 T+ 35rowvule x Tonmorq 11956 0 25M1rquillo x Oro 11851 T 10M1rqui110 x Oro 11979 T 10Hope x Turkey 11964 0 THope x Cheyenne 11969 0 TH-44-Minturki x Minturldl 12022 0 T

Is ft R d

Variety or cross

Ii

~bull~bullbullbullmiddotbull1

~ ~

J

-~

rmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddot

~

1---

~middot28

Table 14 - ~ver~~ge yield in bushols per oo~~ of Tinter he-t vu-ieties grovm h plot tests ilIYTontQIllJ in 19~1 and reighted bvorages for 19394J

Voriutymiddot o~ middotcros-s---] cI~-~~i~~~QshgS-middot_middot_middotmiddot--~-middot-~--=l____ i numbor Lt3 st~2)rsLlt8 stob~ors) _middotR~E middot_i

K1rcont[ 6700 312 30bull5 3 lGwrkof i44~ 340 302 4 INewturk 6935 336 308 1 IYogo 80~3 319 3062 WLinturkimiddot 6155 315 292 middot5

IHebred 1009431~3 289 7-Minard x IvLinbardi 8888 312 290 6 II_~_r_mi _middot--- -+I_l_l_5_02_~- ___271 I 251 8___

1

II

$UJ44ARY OF A~ONOlinC nTA [

The agronomi ]ata other t~ ~ield have been sUIDIDarized for each distriatpoundor 1941 iii

tables 15 to 17 Ih~ach easo the CLlt~ qre overogcd for as lIQJly varieties and as many stations

as possible The numb or of stutionS ehtoring the Qvor1ge is shovm at tho tOlJ of each column

The dik for ~h~ southo~diSt~ictbull arepro~entod in~~~lo 1middot5bull The or~leadodconS~dei-nbly eJXlierthancin1940but the relhtive ot1liness of the wriotiesrerik1inod the SQille

]hdYBlackllullh~ridca t4e~~liest JUlr lov~e~and CotlUlchc wore ~yenJiormiddot tmn Tc~qChiefkon overoged~edo e2rlier t~mxf BlackhuIl RipOIi~g htes shoviodo narrower rCl)lgcioXid

in this case BlackSult ovcr2l$pd ono ddY emiddotmiddotrlier th-n Chiofkan For height KcwlV21e WOoS thetoU- ~ ~ - ~

ost and lavmeethoshortest Lodghl~ d1ta from tilO sbtions SL07 toot Chidlmn ond ~r1yBlcck

hull lodged the ]jJo~tvlhile CotlnJ1c1~9- 8nd BL1ckhull Tero ciso wenk It ymS generally obdervod

thlt tho St~amiddotl of- ~lBlackhull T~t~ rQS i~lined to be Teolt in 1941 Kowvale ~Tonlmrq (cr I

11956) Pmrnce K~tyenale and ConianClicilmd lOYT 6vCtDgd LllfeetioIlS of leo rust Test middoteighbs

VIere 10 in the district with FerlYB~ocldlUll hvil1g the highest aver(lge of 565 pOU11ds per bu- -

sho1 KavlVale x Tcnmaiq (Ct 11956) ranked second end Clliefkru1 third for ovcrage test Vleight

I Table 15 - Sutlllry of agrononic chtq other tInn yield lor vlintor varieties grown at cooperatiIlg

stations intho5Olthc2l1odistet 1941middot

iI

1llUDber of stations ~ 4 5 2

KoVlvole x Terunrqo 11956 I~ tl 13 37 35 gtPowl1ee 11669

~~ 19 13 36 30 5

Conlche 11673 May 7 13 37 5S aTouulq 6936 Xiby fO 15 39 50 23KavllTc~10 8180 bv 3 15 40 29 5Chiopoundkan 11754 ~y 10 15 39 66 58Jlhrly B1acld1ul1 8856 Aprij 29 8 37 65 65Konrad 5146 lv~~3 17 38 60 65IChoikof 14~12 IoJbiy +1 i8 36 52 68

Blackhull 6251 l~hy 11 M 39 5e 63-__ ____ ___w ___ bullbullbull __bullbullbull bullbull _ mR_ __ bull____bull-~--~ ______ ---- - 4____middotmiddot_middot_~ __ middot ___ _- __--

I gt-

5

56~0

54_6550 tmiddot547534559565

-520510853~9

i

- 29 I

TliO~ c0TJtfulmiddot distdct cl]ii ~0 avorCgecl for 8 vCri9ties Jcl aroptosortod hl tolo 16 bull I

Nobrcd old GlcyCI1ne hal tllOl1ighost avqroge wintor sUIvivaJs T~le two cotlicst varioties woro

Pameo old Comu1ce both ovoroging to cbys ec-rlier in loCJing the-- TOPDltirq klmrltof l0odod

the latest Fawnee ripenedtmiddotwo days earlier than Comanche aldfomiddotux days carlir thcul Tennarrl

For plant heig1t l~obred wns the shortest and C-dcf1f4IXl tilctallost Loaf rust infoctiol1 nvoroged

tho lowestmiddoton Pnwnce andCocamc1Jc nJlp the highost onliobred Culm cOU-lts slOVI Pavlloo cnd Noored

to Imvo hud tho thickost Dll Tonmorq tho thilmost stoncls at tvo stQtions ChiefYnn hod Gllo

highest avercge test vmight por bushel with lIebrod tclci~lg socond ond Pmrlee tird

~ -

Table 16 - SunrnnIJ of ogronoIJic dJta ot1er tra1yield for vhter rhrot varieties grovm at coshyapcr-ti1g stQt ionsintl1e celtrcl district 1941

Voriety rcor J(ampte-=r-t----7-LuOc----+-i vcrcmiddotgrmiddotto es I10igJtnunber survivrl E~do4l~_o I Hoipoundt rust_ r ~shol_1

--=------ Percot ~IJ[JY (IclldS)(porcert+=-~~=-umiddot (PouldS INuobor of skt ions 4 6 5 6 3 2 6 IPawnee 11669 69 23 June 24 31 24 260 580COIJm1che 11673 65 23 Juo 26 33 25 162 575Oliefkon 11754 66 25 JUlO 28 36 39 184 601

ITcnnarCJ 693665 25 JUlle 28 33 47 155 56 8~loyel~le 8885 84 27 JUll0 29 31 69 215 578Nebred 10094 92 26 Jule 28 29 75 251 58 3

IBlac~lull 6251 69 25 June 27 34 65 195 57 6Klmrlwf 1442 74 28 July 1 34 65 i72 565

In tho aortherndisttict seven varieties tnypo conp1ed for clmrQcters othor tJl(1il yield

(ToMe 17) olthough tho data Dxe sotevlhnt frogncntorJe MJXDin and Minard x MiwJXdi (Cl 8888)

had tho highest avertlg-o survivcQs Marnin heoded the earliest but vras l1ot ripe os oorly as sone

other vQrietios ilt four stations Nebred hOO sligltly the shorter straw Loopound rust averages

shcwed -no ltliff0rcncos for t10 vJrieties but pound01 stoo rust Yogoand Nebred hod tho lowest eweshy

rages liunord x Iunh1rdi (Cl bull 8888) had the highest avcrcge test weight per bushel with iL-gtr

Din and Nebred being fairly goo~bull

~able i7- Suru~Uy of agronooic c1ltlta other thanYio~d far vTintcruholt vcricties grovm ot ceshyopercting stotions in the northonl district in 1941

j

Y tmiddot ImiddotC IJXJO Y ormiddot crO-5S~ bull bullInmbor

=-J~T

Nurlbor of s t-t ioi1S 3 5 4 4 3 2 3 3

lvIinurd x ipoundil~mrc1i 8888 77 12 14 34 78 17 92 79 601Klmrkof 1442 57 11 13 35 25 585Yogo 8033 61 13 14 35 87 5 85 65 581IfurlJont 6700 53 - 35 - - 572Nobrod 10094 64 11 13 33 7 - 592

li~Minturki 6155 65 12 13 36 89 8 89 67 575Mornin 11502 78 10 14 36 74 44 90 67 593

I----

~-l

SU1EmRY OF PLOT DAXLii

The 1941 crop Vls subjected t)severe -rintorkilling L l~ebroskn ci1d yeninuesoto hession bull I

fly and 16efrust~~ in Nebroslm ~d KnnSos Clld both led qnd steD rust infection farther

southII

Ill Oklcll0t and Texqs tdomch Ll0isturc YJQS reqe~v9d QJ1d ot sor10 stations lJUVest VloS

difficulti

(

In the southltrn district Kawvale x TenmarqCI 11959) a new va~iety in plots ranked

first fOJ yield with Pamee and CoJlaJilche second acd ~hird xspcctivelyI -

The Blackhull wheats (Bla~lili~li EJrly BlackhUll end ChictkDn) lodged or broke over

badly in the south~~~aJst~ict-under ~heextreIieiyrot coJ)ditiohsc

In tho central distrJctQvrnlte~Gorinnche and Chiepoundlon ~md the highest averoge yields at

six stDtions- 11he~o 1faricyics mde tlese averages in spitc ofvlint~rl~ning in ~Tbbraslro caused

by th6ArDistice Diy itorm~

i

HdreDpither vCgtricty d~d ICll in 1941 duo to

The bmiddotluvior of PowilCe Cfld COlJllnche is fairlyconsistont ot all stations in tle soutlcrn

ondcQntrol rlistricts cxceptot lIorthiPlcgtttc +

win~erkil1ing lt1J-ll neither roucs higllhcthb longer tine ltlv-eruges foryieldI

In the ~Qrthem dist~ict Minatd x ~i~11rdi (CI 8888 ho(l thO highest overgeyic~d 0)

five shtionsKhorkof rnIiJced seconaiond Yog~ tMrclI

Tle tVTO ncvrly naned hcots Cononche olld Immce nucle good records Cooancle is being

increosccl ot Chillicotheolcltbe plcn i~ bo Clistribute it froD t~1~t station in 1942 Pownee is

bc~ng increased and purified d WJltmhoJtcn Q1dLincoln Nebrcslm IlnS clecided to iistribute the- - Imiddot

j

variety as soonos seed is avoiloble but 10 clcpoundin~te action las beetl tolton by IC-1o1Sos WhileI

neither is 0 perfec~ vorie~y it is f61t thot each is a step fottlord JTJCl eoc~J sloulcl clo well in

its-~pted 2Xeo

fn Mil1Ilcsoto the behavior of cOJtoin FM x Mi~turki2 ~trQins WltiS pleasing ~hese linter

vlhoots corry the Hope resistalce to loaf end sten rust

In the fall of 1940

tJHIFORM YIZLD NUESW _I

the uniform yieldti1UserY was seeded at the same 14etdions in tIle ( central and southern districts as in 1939 AtBushland th nurSG1J was seeded on both dry 8JJd

irrigated lanG4 Th0~ntirsQrYcoriisteaof 30vorietios cnd strcinsoach seeded in tlUee rod-rowbull 1-

plots IJIhe Il1llber of plots of each Ir~iety at a station varied from throe to five In tabIe 18 )

tiJC varieties mokirJg up tlle 1941 nursery together with StptQ r-Jld CI nunbcrs arc sho~m -

-------1IIIi

------~-----------

31 -

Tlt)biols -Vori~tios of Tintor lhoct grmm in tho uniform yioldpus9ry1941

~ -~t~r-~~~_~_- --t~~Lstt1~omiddot orhybrid nunbor

I Khnrkof 1442 -------Blf3cidiu116251 -------Erly Bhckhull middot8856 -------Nebred 10094 Nobr~ l~o 1063

IComncllO 11673 KD11S lTo 2729Kanred x Blackhull 11844 Nebr No 1098Pnvmee Ii-S69 Nebr No 1086Hope x Cheyenne 11969 Nobr sel No 363339Kawvale x TOIlllkIQ 11950 Kans 1102726bly Blackhull i TennUq 11952 KanSi No 2739Konrcd-Ihrd Fodoratiop x Minlmrdi-Mipturki 11970 Alltrop No 130Fort Collins selectiop 11971 E G 1143Cheyenne x TentllDIq 11972 Kons Ho 2748Cheyenne x Terunarq 11973 KUns lTo 2751Kawvnle x TenLnrg 11956 Dentop DTo 35-34-117iYhrtin x Tonmarq3 11823 D0nton~0-50-3~128Kanrcci-Hnrd Fedoration x TOl~q 11974 Dopton No 37-34-54Konrod xH~po-K~rd Fodoration 11975 Akrop Bo 533Konrod x Hopo 11976 Akron No 850Compound Cross 11977 A1Uon No 874 Choyonne x Thrly Blockhull 11999 vVoodv-rard No 1126CpoyorJj10 x Ebrly B1ackr-ull 12000Woodtmrd l~o 1127 1

Blackhull Xcrloyorrq 12101 H G No 40-102 IBlocldiull Tcnmrq 12102 H C No 40-115Choyonno x TomlDJ-q 12103 ll1s10 2749Choyonno x Tcl1Darq 1210~ ~ons No 2750 I

Knwval0 x Tonpcrq 11992 iobr No 1114 IHope x lJurkoy 1069 11964 Nobr sol tIo 363401 _I

KonrodHardFodqration 25007 x TorJDltUq 12)06 Donton sol No 25-34-44 IEinrcid-lbid FoderatiJn 142 c ToImUo )2105 Donton sol No 3334-303 I

----- ---

A cODpL-rison of tho 1941 list wit~1 tlrt of 1940 will S1011 onuobor of changos in tho nur

sor T011 strai~1s which SO~~JDod to bo 1ocldng ii1 ogronooic volue ond which roro not 110aded for

ecological studios IOrO roplocodby norror soloctims As S0011 as a strin is shown to bo 10ckirot

in somo tDIiortont chI[1tr it is omittod frootho nursery qlthoughit still my bocontinuod

at individual stotims Tho strais mvLg tho bost porfoJlOllco il1tho nursoryaroadvQncod to

plot triols 1m attOLlpt is also mdo to avoid too llJ1y dU1Jlicc-t ions botvroon plot ond nursery

tosts

DATA OBTAINED

In tiibl0 19 oro prosontod tho dta fron tho 13 nUTsorios No d~to Joro roportod from

Stilhntor bGcous~ of dipoundfo~ontial stQl1ds duo to sood trotnont tQLld from North Platto duet-o

wintorkillil~g FbI 0~Ci1 station tho variotios oro list~a ~11 o~c~orof tllo 1911 yiolds anClO1ly

the Ct poundlUii~ois nro given ~or id~l1tificationbull ~vor~go yiolcsru1d rOJll~sfor thoZ-yoar poriod

1940-41 arc givon TI1orevo~possiblo~ Pata othor tl~)yio1~ aro includcdvn10ncl]jroctors conshy

cornoclsoooocl to be rol~tod t) yiold or vrhon tho dDta shorrod lifforoncosboliovodto bo of inshy

torost

At DOlton tho nurso~y yiolds ~Toro sonovrbct bottor tl11l1 -th)sO obtoinod from tho plots

_________________________________--L ~_~ _ ___~

32

The highest yielding 1ori6tiGs~middotcrcCI 11952 C()nnnche CI 12104 und 11956bull Foro bull 1 bull bull ~

the 2-yeor period 1949i41 centu~ nupbq~sl~$Q2~ 11956 ruld Pomlee hoiro rod the highest ov~~Ctgc ~ bull ~ -i-middot~middot bull(~

yields KlDrkof llL1d the ioWs~~r~~eylq1dfor -Chis some ]criod~

The stroITQ-S reth~rtlmiddot~t~picothe rmd before h2XVcst considerblo loelgingo~ - - bull - ~gt~)j bull - 1

curred in most of the V~idtioSmiddot middotAfltf70fbe stiffer stXouorl stroins nercQo~lChq GI~ ~lm

bors 12102 11964 ond K~k~f lh16 B1ockhullmiddot ond l1rly$itCl9lJl11 s~J~ieel tlicC)~e~t str6~~ bullbull ~ i bull bull ~ bull bull -

Consiclercble rust cl079loP9d Jsppqiql]Jyon ~usceptibL vorieties while CI~ Iros lH~64 11969 ~ ~- tmiddotmiddot-~middot~middotmiddot 11 ~ i-

and 11956 showed some resistmce to bdth lealbnd ster1 rust ~ Septoria irifection~m~hOOliy on

all vorietmiddotio~ eicampPt(iIlti li9S6~~esJtv~i~h~vmre 10Wr~ging from ~6~6 to 8~pounds per

bushel

- 6Zbus~lCls per ~r9Jii~hPtivirc991~

- - I

nunbors 11976 Qildli97idt tll~bo1tOtiJ- - - ~ -

nui1bcrsl199Z rrl 12104 2t tho top of~16 list G-l1c1 qfr~

For the Z-yell joriodthroQ15t piuf3 aic tiod for~i~$tbull bull d _ bullbullbull

p1oce in yield noDelyPlt-~momiddoto CotibtJpl~omiddot and CI11973 Duri tins ~iirio peri6dNebrqclKlm~ t r bull

-

I bull bull

TIe highest yiolcli~lgVorioti6~yc~cIIi

kof md CI 11977 middothil1t10i~6ii~centrg6lt7ioldsbull l_-~_ ~- )~ f ~ i lt-

In the irrig2ilQcluursery tlt E3u$l~l1ii~lt os llOig2ts ranged frOD55~Ot o6i5middotJ1oUI1Jspdi~u - i bull ~ ~ bull

shel ad t10 yields fr6h40~4t~ai~2bu~~dlspcr acre - -

PovJnee C I llU9b0rs yl972 oclmiddot I199sthi1o]brly l3Lockhull C1ld CI 11975 ~qrd low tJ~~1940

and 1941 Yieicl~middotbyen9middoti~1middot~6r~ i~bl1tit ithe $e t~oe voriqtJ8stli1~ poundotedfi~~t ~n~[~4~middotmiddotVlCr(3

blso ~igl poundor t~e 2-yClt1Z averoge

The drJr land ~~s~y atl3~~~ffCL gave yields only ~Jig~ttY 1ower than those in the irri_

g~t~d nUse~r~l this estconsid9~JlJble)oafrustd~Vieioped onsvsCOl)~ib1eva~JOti6smiddotpound1Jlclthe [

~st vmights vmr9 $QIlow1W-t 10vwrthaniiIl tho i~rigatee1 nurs9I lheTbiot ies hoving the highest I

yields wereG~I nuppors 1Z105 1199Z~ DIld PO-Jllee while CJ~ 11915 ~6b~od~ QLld CI 11971 1ero ~ -- - l lt - bull bull

low GI 11l50 Pa010e and Cltl~6 11lJvo the highest ~yc(~ro~prgc intliis d-ry lGnd~

sory test ~ -

lt

StroxT IlQS Ullusually tall rt WQ~ehlTrd Vlit~l hoig~1tS Jol1gil~froo45 to 53 inchos i1d CIS

IJight be expectod COllsidercb10 lodgihg qccuJted botore lZVest SODe of the stronger sbroTodimiddotmiddot middotmiddotmiddot middotmiddot

strainsrere CInunbqrs 11977 1197~ oncl 121OZ ~e$t weights lTerp fqirly good illriost cosesbull bull bull bull 1- e _ bull

01tlOUg~l one vr~rict~IW0 woigIlt of~6 pouncls per bus1el Two vorietics c I ilunbors 11952 C-l-w

11972ri91dec1mprethml 50 buslels pprlcre~ CJl(l 11 vc1rietiesmiddot gt(1 yiOld bot7oen 4OQJ1i 50biishy

shell por nerebull Bo~ed~l1 tho2-YO~t-~crge the J1igllostfi~ldingvoHoticsmiddot lC~~ CI ilW1borsmiddot-bull

11972 ~1952 0ld l19 wljilo NCQre~ CI 11969~ oJ1clCI~ i1977IXtd6thepoorest yidld ~ecordbull

At MDcl1Qttcm LQclgi1l~ ilOSrqpo~ed for 0)1 v~rietiQsLiltj~ough CI Ili~f1bcirs il974 11971 bull i - -_ ~- i

mcl 11977 stooel up t~le best ~c1f Jrust rcoclii1gs llOrO foitlyl1ig+1 i~l nost coses DJ+etcol~idcr6blo

S~9Ll 1llst ~~eve~qped bull 91ointoxburomiddot]Qs f[lj7~y g90~ 0c1 test neights~ lith on Oxc9t~~ir~god

-33 ~

froD 55 to 616 p01X1lS pOI bushel Tho ~ighost yioldiucvGriety CI 11950 gave 413 bu~hels

per acre while thelore5t yield vlUs168 bllshels1er acry( Additional vpxieties giving-tho

bet~bcr yields were C~I12l-9amp CI1l956 qnd Pavmeebullfor the 2yoar period cl 11950ronked (

iirst Pawnee second OJidCT 11952 thiro This last ThUled variety is exbroiaely early [~d is

boing considei-oel as a p05siblo subst i tuto f01 Ehrly 1lockhull Strnins such as Khoi-kOf BlocY_

hull and Nobrodhave boen q1dto low in yiold tho lcst two y~rs

Wint erki11ing occurred at ibys with SOLle VJriotios having survivals as 10VI as 63 p()rcont

11I

while others CltlJ1e through the winter with porfect sta-cls StrQJmiddot vms fairly tdl and dorisidoroblloaf rustdevclopod Ol~ all suSccptiblevariotios~Thoyielcl rcmiddotngod from 525 to 196 bushols

per ncro lLnking tit the top of tho list Jero CI numbors 11~5Q1l974 ond11972 d~lilo Jt thlt

bottm 1I~rcNebrod ond ]hrly Blackhull in tlds cso a lctcQnrl onoxbroDoly oarly variety In

genoral the lS4L yields nro in lile ulth ullO 2yoar wcrBe

No w1wberkilling was reporiedfrom Akron but the dry wecthor previous to harvest causedmiddot

straw to be short test VTeightslight and yields low The lighost yields 7ero reportod for C

I numbors 12105 l2l06aca 11952 No 2-yoar avoragos are sholm for this station sLlcO tho

1940 crop v~s a fai~c

At Fort CollL1s grmrlJh VJaS hoavy as l+sua1 the strm1 las tull undbeforb bargest all va

riotiesIere lodgod completely Yields ranged from 69 bull3 to 449 bushels per acre The throe

highest yielding strains Lll 1941 Tore CI numbers 11974 11970 3nd Comnnche For the 2-)roar

period CI 11974 raDkod first folloITed by Crnumbers 1~950i 11970 c-uiQ Conmche

Test Teights at Hesporus ranged froll 60 to 64 pounds por bushel aJd tho yields from 648

to 349 bushels per oore The Mghost yielding vorieiies lere Blackhull cr 11971 Nebred

and COLlCXlcllo 011 oflhich gavo moro tIm 50 bushols lJor ocre ~nscd on a Z-yodr averagef

Comanche had telO ~ighost averoge yiold poundol1Oled by Blockhull CI 11972 old C~r1l974 The

agreenent betllOen tho 2ye8r nvelngo o1d the 1941 yields is lotsO goocl at tllisstation

Winterki11ing was very severe at Ames but the rellJtionship between survival and yield is

not very close For example cr 11969 lith a wnter survival of 86 percent yielded close to

the bottom while Cl 12101 with a survival of 26percent rmuod secOnd for yiGid so it is

apparent that other htizard~YiOre prE)sent Test vrOig1lts whore obtained rangod from 543 to 590

pcn~nds per bushel The highest yieiding v~~rieties v[ore Nc)redC 14101 bnd KJ-1rkof The six

lowest yiolding strains gave lessthnn 10 bushels IJer acre~FOr~ tho ~yo6r poriod 194041 CI

1197f has hd tho h~ghest avorage yidld follmmd by Nebred Pa~moe end CI 1195Z

AtL~ncoln t110 November freoze causQd consid~rablewintorkUliilgand therelationsllip

botlTeen middotlintor surVival anltlyield iis fairly goodbull incre~re 5omo exceptions in tInt Nelired

Cl 11971 elld Kll2rkof rith good survivals ru1k6cl rolctively lQYI iny-ield This 1DsproboblY

~

ctlusod b~r 0 combiIl)ti0l or Joopound rUst lnfotion~ hossion fly ~1lngo ~d tho h~ ~ough~bull All

varieties except Pamee Carrieda foiply heavy lecpound rusb infect ion and testvreights were ratherbull bull bull ~ ~I ~lt 1

low langing from 44~O to 592 pounds ]jar pushel~ wo varietJ~sC bullI~ numbers1JS50 rnrl11952

~yields abOv~ 30 bushels -oermiddot acreTlhilo f~mvnietiosCInumboIsmiddot1975 J205 ~ii~77 - i

~bndi1976~yi~ldcd 10sstl1Q1l10 bJShotsporO-ltFo TIloS 10lYiolds T10rC accotap~io(fbY~xhrlJolY

low wintor suwivals Based on tho 2+ycQJavorago JihrJy BJacklmll hndtho nigh9stnverogoI - bull bull bullbull bull bull bull

inciinodto bo vL1tCrtoiiidor~

middot yiold fonowed by CI~tJUIilb0tS1l950~ 11956 t lmd Pamoo~ All ()f thQsostroins are early andI

COllsidcrrblo 1i11torkillingmiddot VJUSrcport 00 from AJliancbut tho dnto arc not too consistont

lith vih is knownofthdhnrdii1ossof tho dipoundforont vc~iotios For 0~10 GI11964 l~d ai

survivnlof l00porcontcomparod bo 8~ -percont for a1lJltof It is YT)1 Mllbtf1l1 if this xol~

tionshipis correct Grail1 quQlityvtLS poundcidygood JlJdyiolclsxogcd fro 0 21bull3 to 84 busholsj gt - ~ gt bull bull bull bull ~ bull bullbull bull

poraCroCl Dunbers 12102 121OJ~i[u1dKl11rkofampvctho highest polds in 1941 andCl l11Woo

middot bors 11975 11956 D-ld 11977govo thoi 10I10stones ior tflC lJ~r p oriod CI 11972 rc-Jko~

fiist for yielii K11rkofsecond CO~1Cho t1ird and Jqn_ecf(gtUxth

~obl0 1~ - Agro1ooic Q1d other dcto for uniforo willtor uhot varictics BiomiddotJ11 in rcplicQt6c1middot j

nursor-plotsincooporotivecxporioqnps at12 stti6ns in t10 hprd r9d ~yintor vlheot lnroa iJ~ 1941 and nvor-ge yiqldsfor 193g41

bull

Imiddot

14

23

7

611

middotmiddot15 i

91011 ~

13

245215

23322120125223~5

203

VS 36 580 196VS 34 q5~O 181V$ 35 560 17~91532 560169

S 31 545 167VS 37550 166VS35 588 165VS 35 540 165VS 33 560 164VS 34 635lt 161VS 36 50~0 155VS 35middot 5~5 151VS 33 560 154vS ~31 565 150VS M 54~0 149VS 31 510 146VS 31 510 1lt11

VS 3~ 560 141VS 34 5SW 13~9vS 35 560 136VS 35 51~5 13~5VS ~2 560 121VB 33 56 0 middot119VS 32 56~O 115 213 12VB 32 50 3 J1o3 lQ3 17 VS 3lt1 9~O li1 212 i$ XS

Smiddot12 470 9 7 l~ 6 16 I

v 31 500 74 19 19 VVSS 32 170 73 182 18_

34 166 67 130 20)DOCli yic1CIio~ Oiiy lio-middotinrieties IS7 ousl1cIs--

Denton TeJmS(OW 1 ) our p pus

Ptv 0CI

number

11952 April32 1fny26 601511673 April 30 middot1~by31~ bull 15 2012iQ4 ~pr~l 39 June l 15 151l956loiloy 5 tUne1middotmiddot 5 15

11669- )by 2middot JUl1C 1 13 1512105 April 29 lvhy 30 4 28

12000 prp24~26 60 ~311992 April 30 ~ 3q 10 23i2103 tllili)T 2 JulQ2 10 a5li974 ~pril 29 JUlio 1 13 4511823 by 6 June 2 10 1812106 ifby 1 June 1 5 28

11972 Ithy 1 June 1 18 20li961 YJ6y 2 JUJo l T ~ 011019

0 97~t~pril 81bY middot3135 5

May 6 Juno 2 73 13 11950 Yoy2 JIJll0 ~ middot3 25 A856 -t-oiil 22 ~vftw 2~ 58 811969 ~By 5 lIDY 30 0 011899 by 4 middotJun02 18 35 118middot1L ~Jay 2 JULJO 2 56~5

12101 ~v1Y 1J~)q~ i 58 0812102 ~IJccy 2 Junol 53 Igt

6251 ~4V6 Juio ~ p5 18JlSn uJpiy 2 ri Jii-1Q 118 5511876 poundtiV 3 Juricl 63 2011870 thy 1middot middotJUno 1 65 83

11977 1441 6 Juno 3 80 3511971 ubv- 2 JUll0 2 73 36I 1442 ~ Juno lt1 55 40

monaiirucrrar ofa Clifferonce botloOD tho

- - bullbull~_c- 0_ -bull ~-

TO-ble 19 - (Co1tinued)

ChilliCQt)l~middotTe~s--rFoux plots----

- to

1

I

-r- -_~_ ~~ Leat-IL~pging r-w~e )j ~vo~o-Yr-- -- C~I bull~ Dah iHQigh~rust I eld 1940-41 BarJltn1lIlb er headeC-Lmiddotmiddot i

Percent PcrcClt Mels Bushelsr- ------ CInches39~- 11669 Maiv 7 ~ 30 241 213 1

11992 May 6 39 20 10 231 12104 May 2 40 20 15 2211673 IIuy 2 42 8 5 21Q 213 111973 IipoundW 2 38 25 15 214 213 111972 May 7 bull 41middot 25 20 211 2Q5 412103 May 7 41 20 10 20611956 ivJay 9 40 T- 10 193 17~8 912102 iicy 5 37 65 5 17411964 ihy 2 35~ a 5 17middot0 I11970 Ilioy 2 42 50 20 159 180 8 I11952 April 26middot 33 - 50 60 156 176 10 8856 April 2middot1 34 65 95 152 183 511950 ~i~ 2 39 ~ 75 152 151 1211823 LlJay 8 41 25 ]0 148 181 6 I

I11999 lbiY 6 34 65 90 147

112106 Ihy 5 38 20 75 1-1712105 llioy2 42 5 40 14511974 Lioy 2 10 20 30 140 162 11 I118M lib 6 37 50 60 136 181 6

I12000 April 25middot 33 65 95 136 I12101 ihy 6 38 65JJ 15 128 11969 lihy 8 38 ]1 25 120 142 13

I11975 iby 1 36 65 15 87 129 1511lt12 ~~ 11 40 65 5 90 111 19 I6251 bullJJy6 36 50 100 amp8 141 14 I

10091 Lhy8 37 75 10 78 middot102 20

I11977middot Boy 10 37 40 85 74 n3 1811976 rJoJr 7 37 65 60 amp4 1l7 1711971 lifoy 7 38 75 100 62 128 16 I

I

Standard error of 0- difference between the meO-n yieldsof any two varieties - 321 bushelsbull

11 Severe firing of leO-ves

t ~

~

r 3P~

rabl0 19 - (Continuod)

~

r-Tmiddot

913

13

71215

26-9239231

250236

29026~290

246214243

middot281

C I HQi~lltl I IIIJXlbo_r_L-==-~==--L---==C-~~r--+-o+l-------tltilt---~c-r+~==+-~gtlt===--~r-t~plusmn-r~~ROr=cn1~ct

~~ 1

lJ669 16 JUri~ 25 32 87 610 104 320 I II

11972 20 J~o 29 34 87 585 392 299 2i11956 21 Juno ltZS) 33 i 85 600 3S3 29~7 3 i

12103 20 Juno 30 35 88 600 383 i11882 18 Julo28 34 85 600 36111969 22 JunoZO 34 87 585 35~611823 20 Julybull136 82 550 34011973 16 June 27 32 86 600 34012104 18 June 273S 88 600 33811673 16 June 27 32 85 600 32511999 20 Julie 0 35middotmiddot 83 605 32512105 16 June 24 32 82 60032111950 17 June 27 33 84p80 31911964 17 June 25middot 28 86 610 31211976 18 June ~e 32 85570 30911977 20 June 29middot 35 77 570 3071210220 June ~ 34 86 600 30 711844 20 June 30 34 86595 middot2991442 24 July 1 36 86 59029811~52 12 June 22 32 87 615 29812101 21 June 30middot 33 85 600 28910094 21 July ~ 31 85 590 27911970 20 June 29 37 85 595 27411974 18 June 28 31 77 565 27212000 14 June 25 32 83 590 27212106 14 June 24 32 83 570 271

6251 20 June 30 3433 82 580363 213 1811971 20 June 29 81 575243 229 16

8856 10 June 2Lmiddotmiddot 32 80 580 ~ 7 1amp5 20 11975 16 June 28 33 80 565 212 211 19 i Imanaarcrerror of a differeJiii6~qiyroojn-1homQanyJo1dsof~~tw6-Yltii-+oti os - 3 ~Dushors----

I

~

ft

- 3$~

~able 19 - (Continued)

37~0 4

380 3

364 5

318 63~0 8middotmiddotmiddotmiddot314 12

341 7[327 9

325 10 J~

I3h4 middotmiddot12 3]5 n

~$~7 15

In1 17

29~4 14 ~

a74 16J

267 18

227 20237 1degJ

53509493491 479473-15244-7middot146433j27126middot12139939638$ 3943793793723563-123263r630~228~8

2712622Lh8Z4~7

6359~Z61616158~1606061i~6661605860585558506157564658605658

5334

3924

5051

294

5316fI8~i18

4045

2054tJ831393025Ii211129133155deg50

50495149494850

51SO50

4917

~I S1

564$ 16middotmiddot48lt53

48194948lt1617501545

15 14middotmiddot 12

1614

14gt 11 15

-131415

16 17 J510ismiddotmiddotmiddot13ltlEl13

~i~JP middott6middotmiddot17lt16 lt16-i5 ii

1$16

11 14

512

8109

11 Smiddot1014

1312

102

88

-129

14middotio

J2la

15 913 11

Alt

1514

1195211972121051210312104116691197412102121061199211956121011184411973

88561195011673119981196411823n87011871

625114-12

11975middot1197610094120001107711868

__n~_~2r l~~~j~~tlL6Igtilg Ib~ fgd]~Jvnyln6hcs) (EOrccnt) (ol1nds~-l-ri-~~u-shols) -----i

I

~ ltlO~l 2 i 405 1 i

standai-d error of a difference hetwe~n the mean yields of-any two varfetios - 19Zbushels---middot

~---~-------- --------~

Table IS - (Continuod)

- 3D -

Table 18 - (Continued)

276 7262 926-1 8

239 11243 1022-6 12215 13211 15215 13207 16182 -20205 17W6 18184 19

25 2) 43 5 52526 25 42 40 48527 25 42 60 47025 25 42 50 45224 25 43 5 44820 2Q 43 90 pound13bull726 25 middot14 25 t13~5-

23 21 41 50 13525 25 42 20 middot12~9

27 25 -11 5 middot2325 2lt1 39 10 U7

~ 26 26 42- 75 lt10322 2] 42 -50 38026 2$ 11 75 37625 2~ 43 50 37826

2~ t17 60 371

27 25 10 5 36325 25 44 80 36_025 ~ -13 5 31125 25 42 50 29~8

-26 25 45 80 297 28 2q -11 50 288

27 26 43 90 27526 26 39 60 26927 26 38 85 268

28 28 38 75 25729 28 -12 90 251

-ZS 26 12 80 24~1

27 26 39 80 21~1

10 IG 43 00 19(5

11950 1197411972121041199211952121031210611669119561196111999120001210111973li97011969121021210511673118411182311971119751197611977

14126251

1009lt1middot8856

----aJmiddotmiddotizcrogccr Survival D1e1r _ Rc)ight 1ecd rust cro

number Hoadcd Ii~1bullbullbullo L bull JLcld-----=-=--Lr-Fpcrc-6it 1f1y upo -h n--ch-os--Ircontj (BUSh91s)-J~~----I-

10090

100769391908396

10086

96100

98$8

10088806577

~ 8580

100 63

7677

10096

10098

Standard errorof a difference betw~en the mean yields o~ any twovaxieties - 536 bushels

41 _

Table 19 - (Continued)

Akron Colorado (Five plots)

12105 Way 26 23 545 lS212106 May 28 22 55~0 17111952 Wey27 21 565 14711972 Juno 3 19 57s 14711669 May 28 21 550 14111970 llfiav 29 23 500 139

88q6 May 26 22 560 13611971 lVlay 31 20 545 13511999 June 1 20 570middot 133118t1lf1 IYhy 31 22 565 13312103 Juno 2 20 560 13011S92 l~y 31 19 540 12612104 H~ 30 21 570 12510091 Juno 3 20 570 12512000 IVlay 2821 5middot15 12-4

6251 Juno 2 21 560 1l4n950 (ny 29 21 515 11Zl1S6l lihy 31 13 535 11212101 Juno 3 21 545 no11Sn Juno 2 21 535 10111823 Juno 3 20 540 S911875 lihy 27 IS 560 S112102 ltby 31 21 560 09

14-1 Juno 4 21 560 3911S60 Dune 3 13 550 C711S76 Juno 1 19 5middot10 G611673 ivhy 30 21 500 8511973 Juno 1 20 555 C2

I

11077 Juno 3 18 5middot~5 amp2

11956 Juno 3 10 =--i=5G5-r--~fiF--5=-3r__Stondord orroref Q difpoundororico betwoen bhomonn yioldsmiddotOf QIlJ two vC)riotios -Z09 0ushols

Seeded September 11 emergneSeptembor 17 1940)

I Height --jmiddotweight per=1~vCi~ampO9Cro-[1 C~Ic7llJ=lmib-=o=r----L --Datoh=o=ad=cd I ~ bushcl __-Z_~ __

(Inchos) bull (Pounds BusholS III

I

III

I

I

I

f

Table IS - (Continued

rorbCol~ins Colorodo1(Fjvoplots)

8

20

147

11181617

131012

85

1419

459503~

1734U415~

449

i

46-147547l4S9506459 433

- -- o---~-~- - - - ~--7-IA-V-QrccCtgc~Ocro-t Yield f

el no rDatQ-- - ~lield--1Avertlgc _1~lbii4~h~k=gt ~ush61s) ushels) 1

11(71 May 2D middotlD a GS3 567 1 Ii

llC70 llny 31 _ 52 O 640 523 311673 lvny 30 50 0583516 4 I12106 Iby 29 bull __ 51 a 570 111823 June 2 48 a 566 506 5li950 lviay 30 _ 49 a 560 54~ 2

- 12000 llilay 30 50 0 5601~105 May 28 j 53 0 5608$56 lvhy 27 52 7 557

11971 June 2 51 0556 12102 June 1 46 6 548 11973 lJby 31- 48 o 54311952 lvhy 29 49 18 537

-11975 lvby 30 48 0531iUi56 June 3 46 a 526i19n June 2 46 3 525~ii6S9 Fey 30- 48 deg 52111976 June 1 47 o 50611999 June 1 47 14 506il992 lJaiy 30 47 32 504

11811 June 2 48 18 lt199 12101 June 2 middot16 14 499 11-12 June lt1 48 32 182 6251 lvhy 31 48 1847411969 June 2 47 0middotmiddot lt17010middotj94 June 3 17 a 463

12103middot June 3 48 a 160 )1977 June 3 46 a 458

1196middot1 14ay 3C)middot 16 5 457 12101 iIay 30middot 19 0 MS

H bull i bull

StnnaDrd error of a diffcreiiCC ~otwccn thcmc(]l] yiqldOs of iinytvio voriotios =546 buShels

I

~

- 43-

Table 19 - (Continued)

scsperus ColorC1do(Tl1rce plats seeded September 27 1940)

Imiddot n~~rr ~~~l--=uigh ~

porRDnkbushel

I I ----- -~ ~ugust=- ltInches I POUoJds) ---

6251 10 4-1 63 618 509 2i llSn 10 ~ -12 63 5604 419 3

10091 8 l ~ 10 62 558middot B2 -0

ll673 middot12 62 539 514 1()

8856 5 J laquo 44 63 492 440 711974 9 42 62 475 443 4

12101 10 lt 44 64 474 12000 8 42 63 463 ~

12102 12 44 62 458--11823 10 lt13 60 456 400 1011976 12 40 62 lt156 442 5ll81fl 9 44 63 451 408 911972 8 flO 62 4t 472 3ll950 6 n 02 -134 399 II

1112 9 42 62 428 388 1211973 8 41 63 123 370 17ll969 10 12 61 418 343 1911992 8 14 62 -11-7 11999 8 11 6lt1 -n7ll961 8 lt12 62 n~

ll669 7 f bull 38 63 107 378 1412104 12 44 62 10412105 11 44 62 404ll956 9 14 63 101 374 1512106 11 13 62 39611975 12 42 62 394 367 18ll952 3 40 64 377 310 2011977 10 38 61 357 374 1512103 12 44 62 M9ll970 11 45 62 329 388 12

bull Standard error of a difference between the IOOan yields 6f any tWQvaJieties = 768 bushels

f

I

Table 19 - (Continued)

1- ~

t ~ bull

o14

AIDos Iowa (Jiourplots)

10094 69 588 288 403 212101 26 E86 255 fl1442 34middotmiddotmiddotmiddot 528 247 366 7

11950middot 51middotmiddot 554 221 377 -511999 middotmiddot 45 588 22111844 51middot 578 220 356 1111971 1-3 556 220 424 111972 35middot ~ amp72 208 366 711956gt 55 590 201 364 912103--- sa 587 195 11952middotmiddot 66 588 170 390 412104 ~ 64bulllt middot585 16812000middot t 579 16211669 78 S~r4 16-1 391 311992 10 573 16111974- 61 543 160 369 612102 2~ 598 158

6251 78 579 155 346 1311973 54 586 155 354 1211823 li4 544 154 357 1011970 28 5704 114 342 1411673 60 563 139 33 1511964middot 51 579 1358856 18 581 119 328 16

12109 J 15 563 9511977middot 6Q amp0 2amp2 1811975middot 71lt 72 299

_ J 17-

11969 86 ---- 57 270 2012105 13~- -_ 4111976 _5 32 271 19 l_

~~~df~~e~~let-~en

Standard

the yields ororyy two~6rieties= 249 bushelsbull-

error mean

- 45 -

Table 19 - (Continued) L~col~ebraslm

(Five p1ots~ seeded acpt01~er 25 emerged September 30 1940)

9

8

13456

715

17

161814

11131012

227221232225

1965186207

32~5 280 21t7276 272

--~l~till~~r gtti~~ - ~f~1-ei~~0 vre~-~TICJlV~ Jlvera~~clf==1 ~~~~_l~rvival)le~~do~rmpeIreacti~zrl_ _ J bush~l- ~~el~~ 1940-~L ~~1k_1

Pc -ilij June 1L1) -Wosf Bu ~Bu- I11950 65 29q4 22 35 568 317 316 2 I

11992 6525 25 34 557 3098856 69 P 20 3 36 592middot 295

11956 66 2pc 26 2 32 57r 28011669 65 33lt 24 2 34 564 26811844 56 25 27 3 36 568 25811952 702~ 20 3 35 58824412102 5626 27 3 33 57 7 22112101 61 26 27 3 32 568 19411973 57~5 26 3 34 55~(j 19112000 51 43 25 3 33 55~4 18610094middotmiddotmiddot 84 Z6 26 3 32 543 17411964 56Z6 25 2 30 51-0 17111971 74 Zo 26 3 34 518 154 11972 60~7 27 3 32 518 15111673 57Z5 26 3 34 526 118

1142 76 Z7 c 28 3 34 550 itG11999 46Z7 28 3 31 539 14612104 44 Z5 28 3 32 amp-10 137

6251 69 ~rlmiddot 28 3 34 550 13511970 63Z6 26 3 37 510 13~iJ12103 middot16~7 27 3 30 539 13311823 51~7 28 3 31 17-2 13211969 - 52 Z7 27 1 32533 13611970 13 ~6 27 3 28 195 12312106 41 35 25 3 30 510 -110111975 29 (37 28 3 28 190 6612105 29 AS 28 332 510 6SllSn 39 29 28 3 2810 55 174 20

I 1197e~ __~~ 29 28 bull 3 2747~~_54 185 19__1

Standcud error of 8i differ9nc~bet~loenth9rmoan yieldsQany1-wbV1arieties 298 bushels

l 1 and 2 arc degrees of resistance 3 and middot1 degrees ofsliscoptitbility

f

46

J

109 10

106 1191 17

120 994 15

106 ll101 1393 1679 2090 IS96 14 G5 19

Ronk~-

i150 2 t141 4

I154 1

137 5147 3 I

130 6

128 7124 S

Table 19 (Cont inuod)

AlliOJlce NebraSka(Thiee plots

C~I

number

12102 80 JiinC3 21 610 21312101 88 Jime3 3() 625 206

1112 88 JuneS 27 610 1$911669 85 June 2 20 605 lSS11972 83 JJine 3 19 615 lS712103 gO JUlle2 20 600middot 18~9

6251 75 JUIle2 23 620 bull lS~311973 87 JUiEl 2 19 615 lS111673 85 June 2 21 610 IS )12105 60 J~l 23 605 17910094 97 Juil3 4 18 615 18-511844 90 Jun13 1 20 EiOO 15~912104 middot83 JUfl92 20 595 15712106 $3 JL1Q 1 22 590 1511992 S1 Junel 21 56~0 15311964 160 June 2 19 580 119

8856 83 Yay30 20 590 13411999 88 Juile 2 17 600 13312000 ll8 JUIioZ IS 595 13311950 87 JU1Q 2 17 570 12middot2U969 90 Juno2 17 590 117nS74 88 Junel 18 580 ll6ll91 92 June 2 17 575 ll211952 M Juno 2 16 58middot0 1071+823 87 June~l 18 580 10311970 OS June 2 18 610 9911979 68 Junc2 19 585 8611975 15 Juno 2 21 585 B911906 ~3 JUne 2 17 575 061197 78 Juno 3 19 600 84

Standard error of a diffcrcnCebetwoonthe moan yi~lds of ~ly twovarieti~~ = 389 bushels

iL-s

- 47-

STANDARD EBROBS

Standard errors were calculated for each station as outlined on page 21 of this report

In table 20 will be found the number of plots t average yields and standard errorS for the unishy

form nursery grown at each of the 12 stations~

9-411512

7middot63575

132227237145

187321335205

265453474290

696 492 348 891

369 301 213 719656 5~36 379 1057

331 209 148 1279864 546 386 7329 Ll0 7~68 543 1228

353 249 176 1101

1 73 298 211 1234188 399 282 19~25

---_

Imiddot -l__Stl1daril er OJ opound a ---_== iSbgle~DifferOJ1Ce ~l 1

I plot between oeDLlS lfuSlio-rs=~rcenr

(Bu~hols BUshcs Ij

ITexns

Denton 4 1403Chillicothe 4 1501Bushland ~Irrig~ted) 4 3105Bushland Dry) 4 252i

OklahomaWoodward 4 3904

hJsosIvbnbnt t an 3 2964hys 3 3585

ColoradoAkron 5 1157Fort Collins 5 5270Hesperus 3 4416

IowaAmes 4 1599

NebraSkaLincoln 5 1710Alliance 3 1465

Table 20 - Nwnb)r of plots averGge yield and standard errors for the uniform yield nurseryat each coopmting station in 1941

NUmber -+---XVerageStation of yield of

~lots vDrietiesbushels)

SUIJlifLBY OF NUBSERY YIKLDS

The yields of the 30 varieties of winter wheat groW1l at 12 stations (13 nursories) are

sWllIIlnrized in table 21 whore ~he varieties are listed in order of the 13-nursory average yield

These avemgcs arc of int erost only insofar 1sthey shaw the generai adoptat ion of the vcriety

A more detaile~ study is possible i as the vcrieties also have been Dvercged and ranked by Stotes

Pmmee hDd the highest aVerage yield in 1941 rhis v2riety rankod first in ~exns ol1d

f Nebr1ska sixth in Oklahoma and Kansast f()(rteenth in Iowa ord seventeenth in Colorodo In 1940

Pmmee ranked second in the nursery and again made its poorest record h Coloiiado Cheyenne x

Tenmarq (CI 11972) rnnkcd second ~~ing its best record in K~s~s ~his strain ~id the highest

average yield in 1940 Li third place WC1S KalTv2Je x TOl~rq (cr 11950) a wheat that ros been

high in yield for sc)voral years in spite of a tendency to shcttor under certain conditions

KamiddotNalO x Tenmarq (CI 11992) rOJked fourth culd KDxNnle x ~e1llIDrq (Cel 11956) fifth ~he avo

rage yields of the four leading varieti~s differed vGry little It should be lintcd out that

tho first tlOlve vorioties had ~oxmrq as one parent In this sune group four varieties rod

KmNale os one Drent DLid i~1 three cases CheYOJu1e laS used in the ClOss Eighteen hyblid strnini

rI

IrImiddot

I

bullI I -- per acre Iz IN1rm Iemiddot Iowa eP~1rP CoIOrte1o pound ~

ii C~I I lIuh- 1 I I I I I I 1 ~ I I I J 13 I=~ i 1Cldl-1 1IIiu1 1aIIilble- JIBIIIlIOOl1-middot~ 1AIlbmkl ill8$iLi_ AlU-A~ BamkJori aAllnDdleit- Ae-JIaak1 I S~ 1 u- DIF (rnc~ -- rampampel 0middot I colin aileerace middotJCol- i tPenalftCllI lut1eot1IenAllid)_ I ~ bull I bull 0 I I bull UD I Imiddot I

I

III

Jampbull

I -

iftliaart errOl o~ bull _ (1IuIIelII) 132 227 1115 2- 096 21 3079 211 1middot16 211 2~12 116 86 1118 5middot1l 228 0 080 J I Is~ error ~ bull _ (~) 91l1 1512 515 16 5005 1middot91 11910middot51 639 1101 12- 19025 nll 132 1219 ~2I 6JJ 11l II I

- 49-

ronked obovc Faxly Blockhull ond 21 nere obove Blackhull OCld Nebred Again the Hope crosses

failed to give good yields as Hope x Tuxkey 1069 rmkcd cightcenth Hope x Cheyenne twenty-fifth

Qlld KlJlred x Hope tVlCllty-ninth In the 1941 nuxsory three strains had [werage yields lamr thDn _

Khnrkofchock

Tvrenty varieties have beon grovm iE the nuxscry for the 2-yccr period 19middot10-1941 Clt 11

stations vlith 12 nuxseries These dnta are presented in tob~e 22 lhcre the yields are avoraged

by States and the vC1rietics are listed in order of yield at all statiolS Cheyclmo x Tel1m~tq

(C I 11972) bad the highest avercge yield being consistontly high at 011 sttions excGIJt in

IO7au1d l~ebrcsko uhere wintorkilling wos heavy KavJValo x Tenmarc (Cl 11950) roikcd second

and PmJnee third These tvro strains had consistentB performuncos except trot Pavmee roc1ked fifshy

teenth in Colomdo Kawvale x TC11lIlurq (Cl 11956) ro1ked fourth COlIiltlIlChe shth 1hrly Blachshy

hull tenth and Black~u11 tvmlfth Nebred and warkof hnd avcroges considerobly lovlOr tlmn the

earlier vcxieti0s Etrly Blockhull x TollJDXq (CI 11952) hod 01 IverG-go yield considerably

higher Uwn Fcrly Blackhull In spite of tl-Je viintcrkilling ct the more northern stations grom1g

nurserios in 1941 tho oorly lalf-rustresistCJ1tvcrioties rlgcin rere at the top of tho list

for yield

Dato for c1klXocters other than yield cxe Qvorcged and presented in table 23 Since all

stations did not report the same datathe number of stations entering the averages is shawn at

the top of each column

Winter survival data show Nebred to be the most hardy variety in the nursery TvJO KltUlrea

Hard Federotion x Tenmarq strains (CI 12105 amp1d 12106) proved to be rather tender The rest o~

the varioties lu1d survivoJsthnt variod aver a I11frOVl rongo bull

Farly Blocld1ull is still the earliest vorioty in the nuxseryAt cleven sktions ipound 1VG-o

raged two days oarlier in headbg tlJDn Ebrly Bladldlull x TenmGrq (cr 11952) and three days

earlier than ChcyoTJ1Je x Thrly Blockhull (Cl 12000) Sevoetecn hybrids in the nuxsery rod rnv~

rage dates of he1ding e1Tlier thlt-n Block1mll ~Xkof ws the latest V1rilttty in thG lIllrSor

This gives a clear picture of the empmsis being ploced on cCXly vrheats in thoarea Ripening

datcs bring out about the same differences Qlthough the sprood is not so grect

Height measurements vcre reportod from all except one nursery and the averages showed

KltmredJhrd FederCtion x MiIlJmrdi-Mintuxki (CI 11970) to be the tallest and Hope x Turkey 1069

(Cl 11964) the sholtest athel vaIieties shOUwd very little differcl1CQ in averag0 height

Lodging data were reported from four st~tions )J1d indicated some differencesmiddot ~he weak0si

strawed vrieties were l31ockhu11 E1rly Black1lull and CheyeIlile x ]1rly Blcckbull (Cl 12000)

The IGastlodgir~was reported for Nebrad Ivbrtin x TOJ1PlOrq3 (CI 11823) and BltLckhull x Ten

marq (CI 12102)~

--

faltb ~ -~ of Bence Fie14 of ZO wbhr whea YUieU cr- ill _Uelll Fie14 _erie bull U aUon in lla 1l8I4red riDur whea 1eC10nbull 1~1

a I t llpllle1 pH Ia I I Jtpe Pr I Japmiddotu COXon4lp I Ina f - 1tratIla ~I bull I I IJlaU-Illpell-l I I I I I I I I I I I I I I I I I 2 I

1 t 8Iie7 or I 01 IDa- 101l11l-1 1Ul41 1a1llAn- lBultI1J~III lAy I Ihr I Ay i a I Ir IAlA-IAy I I- Ia I _811 on I cohe(IlIi+(Drr 1l8p I - IftIlll 1lIuIk1~I_1 daDk 1001- 1p8n81 ZIJaIi-IJIaDJt I aohle I r-BaDkIUle Ia I I _4118114) I I I I I I 11M I I I I I I I I I

IIq~n z 8uaIq 1172 ~1 205 29 11 232 3 40 1 ~9 32~ 31tmiddotl 3 506 ~12 1Ns9 3 ]66 7 221 15 I bull 312 IlKarial i arq 1150 2O1a 151 281 19middot1 20 bull 31t l 1 352 386 1 ~~ 9 ~7middot2 5 middot7 5 llmiddot 10 211 t 30 I11_bull 11669 25middot~ 21 32middot0 lbullL2~5 I 31middot0 _o~ 29bull9 311 ~

3Tbull1S 19 ~ -~~l ~ 271 ll~ ~1_ I

llawnJOZ aDUlq 1156 21middot ll ~1 16 235 2 36~ 5 31middot3 30 ~lis ~~ ~3~2 13 280 bull 9 i

llured-IIuIlJe48laUonz8uaIq 11971a 2115 162 middot3 162 203 10 38middot0 3 2 ) 561~ 50middot5 2 369 6 2001 120 16 13 291 IIaouoie 11673 252 21middot3 236 16 217 ~ ~7 9 350 29 5 bull ~-6 5~515 1 5 1 22 l~O 1S1 12 29 IllallJ B181llt1ml1 Z auaJq

~=281 176 23middot1 15middot5 211 6 1 2 3S~ 31middot1 2 7~5 ~o ~ 19 0 272 106 I 7 291 I

lIaIlIet Z Blackmll ZO 11 269 169 206 9 JIJbullbull 6 1lmiddot7 ~ 210 lis 7 10 356 11 276 12 ZO~O ~ 212 I I

IO~lIIIile Z aazq 11~U 19middot 21 290 15middot0 21~2 5 ~o bull 6 276 30middot6 7 ~ ~0~7 11 35~ 12 2 1~bullJ 5 bullbull1 I~1ulJBlacldml1 IS 25middot2 18 1middot5 11 1middot3 12 llmiddot~ 12 6 1~ 260 12 ~9 0 ~o 9 32middotmiddot16 32middot5 lG217 1 269 I

1~1Di ellMIq 1112 middot215 181 26 lla ZO2 11 32middot5 io 261 226 2~1 11a ~6 400 ~5 bull t 7 10~~

1011~bullbull 16 265 I Blokml1 6251 21 llal 21 10 17~ 15 2S1 15 211 ZO5 2~ 15 ~ 509 ~7middot1 ~6 l 17 11 26 Iilaprell-llull JederaUonz II1Ilha141- IIi lIiDUrId 11970 196 10 211a 12 11 l ll 12 26bull 262 26 11 52 l Zf-l li 1~ 206 l 120 ~~

260 IIJ~_ a011iDe eleoUon 119n 182 12 22- 5 156 19 31middot5 11 ~bullbull middot215 25middot71

~~ 1 ~ 1 221 1 1 260 1Ie_et 1~ 221 102 21a6 10 169 17 - 267 18 2 186 218 19 ~t ~~6-11 110 2 2~2 128 18 11 ~~ lliope Z alureilD 1~~ 25 1~2 290 17middot0 20~ 7 27 19 27 26~ 27110 1a52 ~ ~ 18 27~0 20 18 1 1 18 7 IlliieIkof 13middot0 111 2 1~ 15 20 271 i7 27middot2 12 227 11 ~7 31 1 1~ 36middot6 7 225 150 11 bull 2~ IlIaDJoe4 Z Iope-Bar4 JeIlerUOD 1115 2middot3 12 2lJ 106 170 16 29~ 1~ 260 21~ 2middotZ 16 ~7~1 ~7 1 15 ~9 l1 12 0 li ~7 23middot I1bDie4 z IIope 11976 212 11middot7 250 12middot5 17middot6 lla 27middot~ 16 25middot7 215 2 17 la 2 ~s 12 27middot1 19 18~ 1~9 12 1 2 IICClllp01Ul4 orobullbull 11971 1~9 11 26 16 15 18 22middot7 20 20 207 20 20 1 3l~ rlmiddot 20 212 18 11 5 10 20 21_ II l-

~I

-

Leai rust

Varieties roving

- 52 -

reodings were reported rom five und stem rust reodings from twomiddot stotions

low re~ngs for both diseosos were Jomiddotllee KvlVole x T~qmiddot(CI 1195Gi)

Hope xT~key 1069 (CI~ 11964) Hope xChcy~rme(C~I~ 11969) und KovNQle xT~1IllQrq (9I

11992)

Kernel plump~Ss data were2e]orted from two statio~ aha these havegtbeen averaged and

DATA mOM TREDlSEASE mmsmus

Bmfr NUElSmY

For convenience tho doto from tho vniform Iilinter nhcot bunt nUsery ore includod in this

report Tl10se dnto (table 24)Tore ~ecurec1in cOQpcr~tion with AgroiJqmist s O)ld Potllologists

working in the area

j

f

1

- 53

UNITED STAT1S D]PAaTMENT OF llGRICULTURE

Bureau of Plant IndllStry

SUMiYIbEX OF THE GBElu PLAINSmiddotUN1FOBM WIhrm~ BUNT NUESmY 1941

By HI A Rodenhiser Pathologist and K S Quisenberry AgronomishWheat Investigations TIivision of Cereal Crops and Diseases

The uniform winter wheat bunt nUrsery for tho Great Plains area wos continued in 1941 inthe same manner as in previous yeaxs This report presents 0 sumnnry of the d1toobtoined in1941 together vlith lbhe averages formiddot the vaxietliies grown dUring different periods from 1932 to1941bull

In the fall of 1940 50 varieties and stroins of uinter wheot were SOVl1l in duplicotC8-foot r01S ot- ten stotions in the GrCtJt Ploins and ot BozemaJ1 1bnt KecrneysvilleW VoBeltsvill e M4 and Logan Utah BeCouse of unfovor2blc environracntalcolldit ions for bunt Jonshyfaction or subsequent plont grovrth no cL-m VlOre obtolned in the nuDseries seeded at- Lincoln andNorth Plotte Nebr and at St Poul Ivlinn ThedJta from 10 nurseries axe averaged The SllUt trot developed in the Logan utah nursery was caused entirely by the so-called dworf bunt orgOroniso and therefore the infection pcrcQntltgcs ore not included in the averages for other stationsThe nurseries included vorioties that hud shown resistw1ce in previous years and Igtromsing nm7strJins supplied by sevotal of the cooperat ing stat ions

Inoculuo for nost stations inS obtained fron the previous years IfUrsery at that stationby selecting bunted heads poundroD all infected vriGtics end froD collections DQrle froD faroersfields in the State where the test was made For the IvWiliatGan eXperioent the inoculum laS acomposite of racos knovm to be present in Kansas For the Kearneysville and Beltsville teststhe seed was inoculated with a cotlposite Dade 1lp of inoculum frOD all of the other nurseriesClean seed vms planted in the Logon nursery Q1d infection resulted fron the soil bormc organisn

The vurieties axe listed in order of the avertge infection at the 10 stations Thesemiddotaverages ranged fron 01 to 671 percent The average infections for SODe standard varietieslere as follows Ridit 20 Relief 26 Hussor 32 Minturki 91 Yoga 95 Nebred 103ond Oro 172 Of the susceptible check varieties Kh1Xkof had an average iIlfcction of 360 Cheyenne 39bull0 Quiviro 518 and Chiefkwl1 671 TJO hybrid strains hnd averogo infectionslovler than Ridit These were Oro x Turkey-FlorQamp1Ce (F9) and Hussar x Kmred (CbullI 11989) Fourselections fron the cross Hope x Turkey 1069 bad aver~ges 10Ter tlDJ1 the porelit varietyTurkey 1069 (CI 10016)

At the bottom of the table are shovm the average infections by stations rhe heaviestinfections with inoculum other than the dwarf bunt vmre obtained at Bozeman Ivlont Fort CollinsColo and lviurJbattan IWns A study of the lbnhattan Akron Fort Collins ond Bozemun dda gives some indication that different races mltJY be present ot these stations The behavior of thevarieties at Logon is of interest in thlt some of those eorrring rOpoundistance to the races presentin the Plains are also resistant to the dvrnrf bunt present at Logon In other cases strains trot

are quite susceptible on the Ploins see~ to be ~oderotely resistent ot Logon

Longtine averages are shovlD for vorieties gr~m for more trAT) one ye~bull For the period1932-41 Turkey 1069 (CI 10016) Nebred ond Hussor hcvo the 10middote st avero~es For the 3--yeorperiod 1939-41Hope x HussCX (C~I1l834J Relief 2nd Hepe x Turkey 1069 ~CI 11964) hmiddotweshmm the nost resistance Severol of the vcrieties trot mve beon highly resisttnt in thesetests and are othervlise agrononica11y desiroble axe being tested llith individ1U11 races tht havebeen identified in all of the wheot grovling areaS

bull j

i

86

j 1O~106101

7middot96

middot_----~----------------~~-~-~------~--------------------

rI

55

UNIFOBlvI WINTER vrnm RUST NURSERUS

In t~bles 25 ~~ 26 ore presented dQto qn severity of le~f~rust md s~g~~~t infection

on the 30 voxieties qf winter vThed grown Ll rust obss~tion nurseries t~ltgQgheIJ~ tho oountry

in 1941 These nurseries Jre LUintained froD yeor to yecr ~s part of n J1Jert ~elQUrQh progrno

corried on Ll coopcrotion ui th agronorUsts and patll010gists erployed in the ~evoru Stdes CODshy

cerned Lcter t 0 cooplete report of these nurseTies ui11 be issued 8c1d th9 rust percotCges my

not agree ent irel rlth those presented here since the clto sItovm in this less de~oilecl raport

include only figures for the severity)f infection

Differentiol dato for leed-rust hlfection -rare obtdneclfor the vcriotips ot 20 stotHJlS

(toble 25) In cnlcul~ting the over~get Q trace (T) ~ns considered2s equal to O Aoong the

seuihJrd whects Hope x Russlr (CI middot11682) Hope x Konvde (CI 11959)~ ~lcl Red Rock x BGpe

(C o 11821) Ind the lC)VTest ovemge infoctions Of the lnrd VIhBats IIt-uqui110 x Oro (CI 11979

and CI 11851) t Hope x Cheyenne (CI 11969) a1d tavrvnle x Tenrnorq (CI 11956) had averoges

less thaR 20 percent In the snme tests susceptible voriotieshad aver~ge infections of from

60 to 715 percent

Stem~rust readings showing differential reaction wore raported from 13 stations (table

26) Among the hard wheats the mosb pronoun~ed resistancQ vJUsmiddot shovm byHopb x CheyOJlIle (CI

11969) Hope x Turkey (CI 11964) Mnrguillo X Oro (C~I 11979 Cw1d CI 11851) t ond R-044shy

Minturki x lVJinturki (CI 12022) Of the semihard mGQts Hope x Knvrvole (CI 11959) and Hope x

HusstX (CI 11682) md low nveroge infections

Toblc 25 _Severity of 1e1 rust infection on ninter nheQt vQrieties gravm in the Uniform Rust Observation Nurseries in 1941

VGriety or cross

~

5355 302 50T+ 25

15 305 15

1 70T 501 65T50T 35T+ 10

T 301 50

1 65T+ QOT 5o 10o 1 T 25

0 25T+ 30

T+ 30T+ 45

433131054 4128

30 13313~3

806570

70 36765 11975 56770 46460 24460 26140 180middot25 15835 15465 21865 190

170 261

80 63 080 71535 35880 64910-63 390Q5 8HO t9 010 t5a I1099 OJ

15 117 m15 124 I

65 245

B565

100100

6520202540202515

46 SO10 50609025 5T 10T 70

2S 1525 lt1585 6040 80

T 255 40T 25T 255 Z5T 25T 10T 20

251015

TTT

20355

2010

15203030

52020

101010

1

30 25 80 - 9025 60 80 9015 5 80 8020 65 80 9020 -40 60-8Sshy20 85 90 10030 40 60 9010 T 25 10

1 T 20 105 T 10 20I T 10 20

T 10 40

70502060eo6070101015

510

753075

55

10

106080704030401510102015

9595809595959020

5Q

5070

7010100102010

100100100100middot

75202020

T55

20

30506030104020

TTT13

503080TTT

75 5060 7060 540 8070 middotmiddotmiddotmiddot6065 9085 4040 T

3 23 2

25 T20 20

25351575T5

JO30504040252020

55

103

9090gt9595Sfr80857570657030

8585

51060G5

8090

70207580556570551095

2525402510

TToo

oT

402585-~

T

-

85100

254065shy6525

5T

3T

10

3525middot9590

52525TT

105T

759510

10085

10075

5252

15

5060

100TTT

35

2525

325

3T2T

3

225615

115

5

)5252010

5352middotJ

515204025

60 7560 9510 545 10000 100Z09015 20

5 55 T

30 T3 T5 T

355

75T5T

7590306585-85452010101550

1530

57

1055

-0ooo1+

607075551045

51020656065

40755580755520

3551

20

T122

5211T

502510

253010152510

51TTE+5

TTT5

51020TTT

152025101510101515201015

50754050404020

T

fSoit Bed ~hignn Amb er 5620 751 TiUIllbu11 5657 80~~tDcnton 8265 50ti bullbull M(3Jster 6471 90

~tmiddotgtoiit~~~ioncon ~f~ ~gampi Purdue no 1 11380 80r~WijDas1i 11384 60t middotEUitzsel x Hungarian 11849 50~Fultzseh x HungaXion 11850 45~rbulll ~tz sel x HuDgorian120l7 30)middotFultzsel xTJWIlbull 12018 40

~H~eHt~=Redmiddot 4843 50~l Kawvale 8180 ~ 35 I~nt~~i 6155 50I Hope~Hussor 11682 20 HQpc~ KuwvrUltl 11959 20

Red~o~k x Hope 11821 35

atI~ ~ep7 51 A6 I~liiiiibda J 50 Tcnmarq 6936 65

Kharkof 1442 75Mala~of 4898 80Comanche 11673 40

I Pawnee 11669 30 Kawvale x Terimarq 11956 35

Marquil10 x Oro 11851 50Marquil10 x Oro 11979 30HOpe x Turkey 1069 11961 25Hope x Cheyenne 11969 20E-41oMinturkix Minturki lAJ22 70

~ -l

=_---~------------ ~----------------_ --~~~_-~~~

Table 26 - Severity of stem rust infection on winter wheat varieties grom in the Uniform Rust Observation Nurseries

11lJ~J

in 1941

----[AverC1ge for I13

stations I

I519467500515492538 j488566 1

558 CJl591 -J

535 I-

535 j

467 j

290 219 i

5-919 ~

318

18320028828513818613~8

4429220511

1

)

--~---

30 100 75 T- 30 100 65 65 20 65 2035 100 80 T 20 lOO 65 60 15 65 1530 100 80 T 20 100 65 70 15 65 3035 95 85 5 20 lOU 65 70 15 65 3540 100 70 5 25 100 65 70 20 65 545 100 80 5 40 100 40 80 25 60 3545 85 80 20 20 100 60 70 20 60 1550 85 86 10 30 100 65 80 20 80 4040 90 80 20 30 100 65 80 20 70 5050 100 88 40 40 100 65 70 10 80 5035 100 90 10 40 100 65 60 10 70 4555 90 85 5 WO 80 60 5 70 40

10 75 90 25 FO 65 60 5 65 T10 90 40 10 15 90 20 15 2 25 25

5 20 60 T 15 80 15 20 5 10 10T+ 10 T 0 25 5 10 1 T 20

15 T T+ a 5 5 T T 0 T T10 60 0 20 lOO 25 45 15 25 -10 3 25 10 20 90 5 -~ 15 T T20 10 25 0 15 75 20 10 15 T T25 - 15 55 0 30 100 25 20 15 l 10

5 20 60 T_ 20 100 25 25 25 T 1020 T 20 0 15 80 5 T 5 T T20 5 45 0 15 90 10 15 5 2 T15 5 10 0 15 90 10 T 3 1 520 5 5 D 5 T 5 3 T T10 T 1 0 5 10 T T 2 T T

5 5 0 0 10 5 T 1 T T5 0 T 0 0 T T T 2 T T

30 0 2 0 10 T 5 2- -T T

0 e IMchigan Amber 5620 40 65Trumbull 5657 2 50Denton 8265 10 65Fulcaster 6471 15 65Ivioditerranoan 3332 5 70Minhurdi 5149 10 80Purdue No 1 11380 10 50Wobash 11384 25 65Fultzselection x Hungarian 11849 20 60Ful tz selection x Hungarian 11850 15 60Fultz selGetion x Hungarian 12017 10 6~

FultzsGlection x Trumbull 12018 2 50SBmihard Red

HUssar 4843 T 65Kawvolc 8180 T 35Minturki 6155 T+ 45HOPe x Hussar 11682 T T

HoPe x Kawvolc 11959 0 TRed Rock x Hope 11821 T 50

Hard HedtKnnred 5146 0 60TeIlll18rq 6936 T 70Khurkof 1112 T+ 75Molukof 1898 T 80Comanche 11G73 T 35Pownoo 116G9 T+ 35rowvule x Tonmorq 11956 0 25M1rquillo x Oro 11851 T 10M1rqui110 x Oro 11979 T 10Hope x Turkey 11964 0 THope x Cheyenne 11969 0 TH-44-Minturki x Minturldl 12022 0 T

Is ft R d

Variety or cross

Ii

~bull~bullbullbullmiddotbull1

~ ~

J

-~

rmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddot

~

i

- 29 I

TliO~ c0TJtfulmiddot distdct cl]ii ~0 avorCgecl for 8 vCri9ties Jcl aroptosortod hl tolo 16 bull I

Nobrcd old GlcyCI1ne hal tllOl1ighost avqroge wintor sUIvivaJs T~le two cotlicst varioties woro

Pameo old Comu1ce both ovoroging to cbys ec-rlier in loCJing the-- TOPDltirq klmrltof l0odod

the latest Fawnee ripenedtmiddotwo days earlier than Comanche aldfomiddotux days carlir thcul Tennarrl

For plant heig1t l~obred wns the shortest and C-dcf1f4IXl tilctallost Loaf rust infoctiol1 nvoroged

tho lowestmiddoton Pnwnce andCocamc1Jc nJlp the highost onliobred Culm cOU-lts slOVI Pavlloo cnd Noored

to Imvo hud tho thickost Dll Tonmorq tho thilmost stoncls at tvo stQtions ChiefYnn hod Gllo

highest avercge test vmight por bushel with lIebrod tclci~lg socond ond Pmrlee tird

~ -

Table 16 - SunrnnIJ of ogronoIJic dJta ot1er tra1yield for vhter rhrot varieties grovm at coshyapcr-ti1g stQt ionsintl1e celtrcl district 1941

Voriety rcor J(ampte-=r-t----7-LuOc----+-i vcrcmiddotgrmiddotto es I10igJtnunber survivrl E~do4l~_o I Hoipoundt rust_ r ~shol_1

--=------ Percot ~IJ[JY (IclldS)(porcert+=-~~=-umiddot (PouldS INuobor of skt ions 4 6 5 6 3 2 6 IPawnee 11669 69 23 June 24 31 24 260 580COIJm1che 11673 65 23 Juo 26 33 25 162 575Oliefkon 11754 66 25 JUlO 28 36 39 184 601

ITcnnarCJ 693665 25 JUlle 28 33 47 155 56 8~loyel~le 8885 84 27 JUll0 29 31 69 215 578Nebred 10094 92 26 Jule 28 29 75 251 58 3

IBlac~lull 6251 69 25 June 27 34 65 195 57 6Klmrlwf 1442 74 28 July 1 34 65 i72 565

In tho aortherndisttict seven varieties tnypo conp1ed for clmrQcters othor tJl(1il yield

(ToMe 17) olthough tho data Dxe sotevlhnt frogncntorJe MJXDin and Minard x MiwJXdi (Cl 8888)

had tho highest avertlg-o survivcQs Marnin heoded the earliest but vras l1ot ripe os oorly as sone

other vQrietios ilt four stations Nebred hOO sligltly the shorter straw Loopound rust averages

shcwed -no ltliff0rcncos for t10 vJrieties but pound01 stoo rust Yogoand Nebred hod tho lowest eweshy

rages liunord x Iunh1rdi (Cl bull 8888) had the highest avcrcge test weight per bushel with iL-gtr

Din and Nebred being fairly goo~bull

~able i7- Suru~Uy of agronooic c1ltlta other thanYio~d far vTintcruholt vcricties grovm ot ceshyopercting stotions in the northonl district in 1941

j

Y tmiddot ImiddotC IJXJO Y ormiddot crO-5S~ bull bullInmbor

=-J~T

Nurlbor of s t-t ioi1S 3 5 4 4 3 2 3 3

lvIinurd x ipoundil~mrc1i 8888 77 12 14 34 78 17 92 79 601Klmrkof 1442 57 11 13 35 25 585Yogo 8033 61 13 14 35 87 5 85 65 581IfurlJont 6700 53 - 35 - - 572Nobrod 10094 64 11 13 33 7 - 592

li~Minturki 6155 65 12 13 36 89 8 89 67 575Mornin 11502 78 10 14 36 74 44 90 67 593

I----

~-l

SU1EmRY OF PLOT DAXLii

The 1941 crop Vls subjected t)severe -rintorkilling L l~ebroskn ci1d yeninuesoto hession bull I

fly and 16efrust~~ in Nebroslm ~d KnnSos Clld both led qnd steD rust infection farther

southII

Ill Oklcll0t and Texqs tdomch Ll0isturc YJQS reqe~v9d QJ1d ot sor10 stations lJUVest VloS

difficulti

(

In the southltrn district Kawvale x TenmarqCI 11959) a new va~iety in plots ranked

first fOJ yield with Pamee and CoJlaJilche second acd ~hird xspcctivelyI -

The Blackhull wheats (Bla~lili~li EJrly BlackhUll end ChictkDn) lodged or broke over

badly in the south~~~aJst~ict-under ~heextreIieiyrot coJ)ditiohsc

In tho central distrJctQvrnlte~Gorinnche and Chiepoundlon ~md the highest averoge yields at

six stDtions- 11he~o 1faricyics mde tlese averages in spitc ofvlint~rl~ning in ~Tbbraslro caused

by th6ArDistice Diy itorm~

i

HdreDpither vCgtricty d~d ICll in 1941 duo to

The bmiddotluvior of PowilCe Cfld COlJllnche is fairlyconsistont ot all stations in tle soutlcrn

ondcQntrol rlistricts cxceptot lIorthiPlcgtttc +

win~erkil1ing lt1J-ll neither roucs higllhcthb longer tine ltlv-eruges foryieldI

In the ~Qrthem dist~ict Minatd x ~i~11rdi (CI 8888 ho(l thO highest overgeyic~d 0)

five shtionsKhorkof rnIiJced seconaiond Yog~ tMrclI

Tle tVTO ncvrly naned hcots Cononche olld Immce nucle good records Cooancle is being

increosccl ot Chillicotheolcltbe plcn i~ bo Clistribute it froD t~1~t station in 1942 Pownee is

bc~ng increased and purified d WJltmhoJtcn Q1dLincoln Nebrcslm IlnS clecided to iistribute the- - Imiddot

j

variety as soonos seed is avoiloble but 10 clcpoundin~te action las beetl tolton by IC-1o1Sos WhileI

neither is 0 perfec~ vorie~y it is f61t thot each is a step fottlord JTJCl eoc~J sloulcl clo well in

its-~pted 2Xeo

fn Mil1Ilcsoto the behavior of cOJtoin FM x Mi~turki2 ~trQins WltiS pleasing ~hese linter

vlhoots corry the Hope resistalce to loaf end sten rust

In the fall of 1940

tJHIFORM YIZLD NUESW _I

the uniform yieldti1UserY was seeded at the same 14etdions in tIle ( central and southern districts as in 1939 AtBushland th nurSG1J was seeded on both dry 8JJd

irrigated lanG4 Th0~ntirsQrYcoriisteaof 30vorietios cnd strcinsoach seeded in tlUee rod-rowbull 1-

plots IJIhe Il1llber of plots of each Ir~iety at a station varied from throe to five In tabIe 18 )

tiJC varieties mokirJg up tlle 1941 nursery together with StptQ r-Jld CI nunbcrs arc sho~m -

-------1IIIi

------~-----------

31 -

Tlt)biols -Vori~tios of Tintor lhoct grmm in tho uniform yioldpus9ry1941

~ -~t~r-~~~_~_- --t~~Lstt1~omiddot orhybrid nunbor

I Khnrkof 1442 -------Blf3cidiu116251 -------Erly Bhckhull middot8856 -------Nebred 10094 Nobr~ l~o 1063

IComncllO 11673 KD11S lTo 2729Kanred x Blackhull 11844 Nebr No 1098Pnvmee Ii-S69 Nebr No 1086Hope x Cheyenne 11969 Nobr sel No 363339Kawvale x TOIlllkIQ 11950 Kans 1102726bly Blackhull i TennUq 11952 KanSi No 2739Konrcd-Ihrd Fodoratiop x Minlmrdi-Mipturki 11970 Alltrop No 130Fort Collins selectiop 11971 E G 1143Cheyenne x TentllDIq 11972 Kons Ho 2748Cheyenne x Terunarq 11973 KUns lTo 2751Kawvnle x TenLnrg 11956 Dentop DTo 35-34-117iYhrtin x Tonmarq3 11823 D0nton~0-50-3~128Kanrcci-Hnrd Fedoration x TOl~q 11974 Dopton No 37-34-54Konrod xH~po-K~rd Fodoration 11975 Akrop Bo 533Konrod x Hopo 11976 Akron No 850Compound Cross 11977 A1Uon No 874 Choyonne x Thrly Blockhull 11999 vVoodv-rard No 1126CpoyorJj10 x Ebrly B1ackr-ull 12000Woodtmrd l~o 1127 1

Blackhull Xcrloyorrq 12101 H G No 40-102 IBlocldiull Tcnmrq 12102 H C No 40-115Choyonno x TomlDJ-q 12103 ll1s10 2749Choyonno x Tcl1Darq 1210~ ~ons No 2750 I

Knwval0 x Tonpcrq 11992 iobr No 1114 IHope x lJurkoy 1069 11964 Nobr sol tIo 363401 _I

KonrodHardFodqration 25007 x TorJDltUq 12)06 Donton sol No 25-34-44 IEinrcid-lbid FoderatiJn 142 c ToImUo )2105 Donton sol No 3334-303 I

----- ---

A cODpL-rison of tho 1941 list wit~1 tlrt of 1940 will S1011 onuobor of changos in tho nur

sor T011 strai~1s which SO~~JDod to bo 1ocldng ii1 ogronooic volue ond which roro not 110aded for

ecological studios IOrO roplocodby norror soloctims As S0011 as a strin is shown to bo 10ckirot

in somo tDIiortont chI[1tr it is omittod frootho nursery qlthoughit still my bocontinuod

at individual stotims Tho strais mvLg tho bost porfoJlOllco il1tho nursoryaroadvQncod to

plot triols 1m attOLlpt is also mdo to avoid too llJ1y dU1Jlicc-t ions botvroon plot ond nursery

tosts

DATA OBTAINED

In tiibl0 19 oro prosontod tho dta fron tho 13 nUTsorios No d~to Joro roportod from

Stilhntor bGcous~ of dipoundfo~ontial stQl1ds duo to sood trotnont tQLld from North Platto duet-o

wintorkillil~g FbI 0~Ci1 station tho variotios oro list~a ~11 o~c~orof tllo 1911 yiolds anClO1ly

the Ct poundlUii~ois nro given ~or id~l1tificationbull ~vor~go yiolcsru1d rOJll~sfor thoZ-yoar poriod

1940-41 arc givon TI1orevo~possiblo~ Pata othor tl~)yio1~ aro includcdvn10ncl]jroctors conshy

cornoclsoooocl to be rol~tod t) yiold or vrhon tho dDta shorrod lifforoncosboliovodto bo of inshy

torost

At DOlton tho nurso~y yiolds ~Toro sonovrbct bottor tl11l1 -th)sO obtoinod from tho plots

_________________________________--L ~_~ _ ___~

32

The highest yielding 1ori6tiGs~middotcrcCI 11952 C()nnnche CI 12104 und 11956bull Foro bull 1 bull bull ~

the 2-yeor period 1949i41 centu~ nupbq~sl~$Q2~ 11956 ruld Pomlee hoiro rod the highest ov~~Ctgc ~ bull ~ -i-middot~middot bull(~

yields KlDrkof llL1d the ioWs~~r~~eylq1dfor -Chis some ]criod~

The stroITQ-S reth~rtlmiddot~t~picothe rmd before h2XVcst considerblo loelgingo~ - - bull - ~gt~)j bull - 1

curred in most of the V~idtioSmiddot middotAfltf70fbe stiffer stXouorl stroins nercQo~lChq GI~ ~lm

bors 12102 11964 ond K~k~f lh16 B1ockhullmiddot ond l1rly$itCl9lJl11 s~J~ieel tlicC)~e~t str6~~ bullbull ~ i bull bull ~ bull bull -

Consiclercble rust cl079loP9d Jsppqiql]Jyon ~usceptibL vorieties while CI~ Iros lH~64 11969 ~ ~- tmiddotmiddot-~middot~middotmiddot 11 ~ i-

and 11956 showed some resistmce to bdth lealbnd ster1 rust ~ Septoria irifection~m~hOOliy on

all vorietmiddotio~ eicampPt(iIlti li9S6~~esJtv~i~h~vmre 10Wr~ging from ~6~6 to 8~pounds per

bushel

- 6Zbus~lCls per ~r9Jii~hPtivirc991~

- - I

nunbors 11976 Qildli97idt tll~bo1tOtiJ- - - ~ -

nui1bcrsl199Z rrl 12104 2t tho top of~16 list G-l1c1 qfr~

For the Z-yell joriodthroQ15t piuf3 aic tiod for~i~$tbull bull d _ bullbullbull

p1oce in yield noDelyPlt-~momiddoto CotibtJpl~omiddot and CI11973 Duri tins ~iirio peri6dNebrqclKlm~ t r bull

-

I bull bull

TIe highest yiolcli~lgVorioti6~yc~cIIi

kof md CI 11977 middothil1t10i~6ii~centrg6lt7ioldsbull l_-~_ ~- )~ f ~ i lt-

In the irrig2ilQcluursery tlt E3u$l~l1ii~lt os llOig2ts ranged frOD55~Ot o6i5middotJ1oUI1Jspdi~u - i bull ~ ~ bull

shel ad t10 yields fr6h40~4t~ai~2bu~~dlspcr acre - -

PovJnee C I llU9b0rs yl972 oclmiddot I199sthi1o]brly l3Lockhull C1ld CI 11975 ~qrd low tJ~~1940

and 1941 Yieicl~middotbyen9middoti~1middot~6r~ i~bl1tit ithe $e t~oe voriqtJ8stli1~ poundotedfi~~t ~n~[~4~middotmiddotVlCr(3

blso ~igl poundor t~e 2-yClt1Z averoge

The drJr land ~~s~y atl3~~~ffCL gave yields only ~Jig~ttY 1ower than those in the irri_

g~t~d nUse~r~l this estconsid9~JlJble)oafrustd~Vieioped onsvsCOl)~ib1eva~JOti6smiddotpound1Jlclthe [

~st vmights vmr9 $QIlow1W-t 10vwrthaniiIl tho i~rigatee1 nurs9I lheTbiot ies hoving the highest I

yields wereG~I nuppors 1Z105 1199Z~ DIld PO-Jllee while CJ~ 11915 ~6b~od~ QLld CI 11971 1ero ~ -- - l lt - bull bull

low GI 11l50 Pa010e and Cltl~6 11lJvo the highest ~yc(~ro~prgc intliis d-ry lGnd~

sory test ~ -

lt

StroxT IlQS Ullusually tall rt WQ~ehlTrd Vlit~l hoig~1tS Jol1gil~froo45 to 53 inchos i1d CIS

IJight be expectod COllsidercb10 lodgihg qccuJted botore lZVest SODe of the stronger sbroTodimiddotmiddot middotmiddotmiddot middotmiddot

strainsrere CInunbqrs 11977 1197~ oncl 121OZ ~e$t weights lTerp fqirly good illriost cosesbull bull bull bull 1- e _ bull

01tlOUg~l one vr~rict~IW0 woigIlt of~6 pouncls per bus1el Two vorietics c I ilunbors 11952 C-l-w

11972ri91dec1mprethml 50 buslels pprlcre~ CJl(l 11 vc1rietiesmiddot gt(1 yiOld bot7oen 4OQJ1i 50biishy

shell por nerebull Bo~ed~l1 tho2-YO~t-~crge the J1igllostfi~ldingvoHoticsmiddot lC~~ CI ilW1borsmiddot-bull

11972 ~1952 0ld l19 wljilo NCQre~ CI 11969~ oJ1clCI~ i1977IXtd6thepoorest yidld ~ecordbull

At MDcl1Qttcm LQclgi1l~ ilOSrqpo~ed for 0)1 v~rietiQsLiltj~ough CI Ili~f1bcirs il974 11971 bull i - -_ ~- i

mcl 11977 stooel up t~le best ~c1f Jrust rcoclii1gs llOrO foitlyl1ig+1 i~l nost coses DJ+etcol~idcr6blo

S~9Ll 1llst ~~eve~qped bull 91ointoxburomiddot]Qs f[lj7~y g90~ 0c1 test neights~ lith on Oxc9t~~ir~god

-33 ~

froD 55 to 616 p01X1lS pOI bushel Tho ~ighost yioldiucvGriety CI 11950 gave 413 bu~hels

per acre while thelore5t yield vlUs168 bllshels1er acry( Additional vpxieties giving-tho

bet~bcr yields were C~I12l-9amp CI1l956 qnd Pavmeebullfor the 2yoar period cl 11950ronked (

iirst Pawnee second OJidCT 11952 thiro This last ThUled variety is exbroiaely early [~d is

boing considei-oel as a p05siblo subst i tuto f01 Ehrly 1lockhull Strnins such as Khoi-kOf BlocY_

hull and Nobrodhave boen q1dto low in yiold tho lcst two y~rs

Wint erki11ing occurred at ibys with SOLle VJriotios having survivals as 10VI as 63 p()rcont

11I

while others CltlJ1e through the winter with porfect sta-cls StrQJmiddot vms fairly tdl and dorisidoroblloaf rustdevclopod Ol~ all suSccptiblevariotios~Thoyielcl rcmiddotngod from 525 to 196 bushols

per ncro lLnking tit the top of tho list Jero CI numbors 11~5Q1l974 ond11972 d~lilo Jt thlt

bottm 1I~rcNebrod ond ]hrly Blackhull in tlds cso a lctcQnrl onoxbroDoly oarly variety In

genoral the lS4L yields nro in lile ulth ullO 2yoar wcrBe

No w1wberkilling was reporiedfrom Akron but the dry wecthor previous to harvest causedmiddot

straw to be short test VTeightslight and yields low The lighost yields 7ero reportod for C

I numbors 12105 l2l06aca 11952 No 2-yoar avoragos are sholm for this station sLlcO tho

1940 crop v~s a fai~c

At Fort CollL1s grmrlJh VJaS hoavy as l+sua1 the strm1 las tull undbeforb bargest all va

riotiesIere lodgod completely Yields ranged from 69 bull3 to 449 bushels per acre The throe

highest yielding strains Lll 1941 Tore CI numbers 11974 11970 3nd Comnnche For the 2-)roar

period CI 11974 raDkod first folloITed by Crnumbers 1~950i 11970 c-uiQ Conmche

Test Teights at Hesporus ranged froll 60 to 64 pounds por bushel aJd tho yields from 648

to 349 bushels per oore The Mghost yielding vorieiies lere Blackhull cr 11971 Nebred

and COLlCXlcllo 011 oflhich gavo moro tIm 50 bushols lJor ocre ~nscd on a Z-yodr averagef

Comanche had telO ~ighost averoge yiold poundol1Oled by Blockhull CI 11972 old C~r1l974 The

agreenent betllOen tho 2ye8r nvelngo o1d the 1941 yields is lotsO goocl at tllisstation

Winterki11ing was very severe at Ames but the rellJtionship between survival and yield is

not very close For example cr 11969 lith a wnter survival of 86 percent yielded close to

the bottom while Cl 12101 with a survival of 26percent rmuod secOnd for yiGid so it is

apparent that other htizard~YiOre prE)sent Test vrOig1lts whore obtained rangod from 543 to 590

pcn~nds per bushel The highest yieiding v~~rieties v[ore Nc)redC 14101 bnd KJ-1rkof The six

lowest yiolding strains gave lessthnn 10 bushels IJer acre~FOr~ tho ~yo6r poriod 194041 CI

1197f has hd tho h~ghest avorage yidld follmmd by Nebred Pa~moe end CI 1195Z

AtL~ncoln t110 November freoze causQd consid~rablewintorkUliilgand therelationsllip

botlTeen middotlintor surVival anltlyield iis fairly goodbull incre~re 5omo exceptions in tInt Nelired

Cl 11971 elld Kll2rkof rith good survivals ru1k6cl rolctively lQYI iny-ield This 1DsproboblY

~

ctlusod b~r 0 combiIl)ti0l or Joopound rUst lnfotion~ hossion fly ~1lngo ~d tho h~ ~ough~bull All

varieties except Pamee Carrieda foiply heavy lecpound rusb infect ion and testvreights were ratherbull bull bull ~ ~I ~lt 1

low langing from 44~O to 592 pounds ]jar pushel~ wo varietJ~sC bullI~ numbers1JS50 rnrl11952

~yields abOv~ 30 bushels -oermiddot acreTlhilo f~mvnietiosCInumboIsmiddot1975 J205 ~ii~77 - i

~bndi1976~yi~ldcd 10sstl1Q1l10 bJShotsporO-ltFo TIloS 10lYiolds T10rC accotap~io(fbY~xhrlJolY

low wintor suwivals Based on tho 2+ycQJavorago JihrJy BJacklmll hndtho nigh9stnverogoI - bull bull bullbull bull bull bull

inciinodto bo vL1tCrtoiiidor~

middot yiold fonowed by CI~tJUIilb0tS1l950~ 11956 t lmd Pamoo~ All ()f thQsostroins are early andI

COllsidcrrblo 1i11torkillingmiddot VJUSrcport 00 from AJliancbut tho dnto arc not too consistont

lith vih is knownofthdhnrdii1ossof tho dipoundforont vc~iotios For 0~10 GI11964 l~d ai

survivnlof l00porcontcomparod bo 8~ -percont for a1lJltof It is YT)1 Mllbtf1l1 if this xol~

tionshipis correct Grail1 quQlityvtLS poundcidygood JlJdyiolclsxogcd fro 0 21bull3 to 84 busholsj gt - ~ gt bull bull bull bull ~ bull bullbull bull

poraCroCl Dunbers 12102 121OJ~i[u1dKl11rkofampvctho highest polds in 1941 andCl l11Woo

middot bors 11975 11956 D-ld 11977govo thoi 10I10stones ior tflC lJ~r p oriod CI 11972 rc-Jko~

fiist for yielii K11rkofsecond CO~1Cho t1ird and Jqn_ecf(gtUxth

~obl0 1~ - Agro1ooic Q1d other dcto for uniforo willtor uhot varictics BiomiddotJ11 in rcplicQt6c1middot j

nursor-plotsincooporotivecxporioqnps at12 stti6ns in t10 hprd r9d ~yintor vlheot lnroa iJ~ 1941 and nvor-ge yiqldsfor 193g41

bull

Imiddot

14

23

7

611

middotmiddot15 i

91011 ~

13

245215

23322120125223~5

203

VS 36 580 196VS 34 q5~O 181V$ 35 560 17~91532 560169

S 31 545 167VS 37550 166VS35 588 165VS 35 540 165VS 33 560 164VS 34 635lt 161VS 36 50~0 155VS 35middot 5~5 151VS 33 560 154vS ~31 565 150VS M 54~0 149VS 31 510 146VS 31 510 1lt11

VS 3~ 560 141VS 34 5SW 13~9vS 35 560 136VS 35 51~5 13~5VS ~2 560 121VB 33 56 0 middot119VS 32 56~O 115 213 12VB 32 50 3 J1o3 lQ3 17 VS 3lt1 9~O li1 212 i$ XS

Smiddot12 470 9 7 l~ 6 16 I

v 31 500 74 19 19 VVSS 32 170 73 182 18_

34 166 67 130 20)DOCli yic1CIio~ Oiiy lio-middotinrieties IS7 ousl1cIs--

Denton TeJmS(OW 1 ) our p pus

Ptv 0CI

number

11952 April32 1fny26 601511673 April 30 middot1~by31~ bull 15 2012iQ4 ~pr~l 39 June l 15 151l956loiloy 5 tUne1middotmiddot 5 15

11669- )by 2middot JUl1C 1 13 1512105 April 29 lvhy 30 4 28

12000 prp24~26 60 ~311992 April 30 ~ 3q 10 23i2103 tllili)T 2 JulQ2 10 a5li974 ~pril 29 JUlio 1 13 4511823 by 6 June 2 10 1812106 ifby 1 June 1 5 28

11972 Ithy 1 June 1 18 20li961 YJ6y 2 JUJo l T ~ 011019

0 97~t~pril 81bY middot3135 5

May 6 Juno 2 73 13 11950 Yoy2 JIJll0 ~ middot3 25 A856 -t-oiil 22 ~vftw 2~ 58 811969 ~By 5 lIDY 30 0 011899 by 4 middotJun02 18 35 118middot1L ~Jay 2 JULJO 2 56~5

12101 ~v1Y 1J~)q~ i 58 0812102 ~IJccy 2 Junol 53 Igt

6251 ~4V6 Juio ~ p5 18JlSn uJpiy 2 ri Jii-1Q 118 5511876 poundtiV 3 Juricl 63 2011870 thy 1middot middotJUno 1 65 83

11977 1441 6 Juno 3 80 3511971 ubv- 2 JUll0 2 73 36I 1442 ~ Juno lt1 55 40

monaiirucrrar ofa Clifferonce botloOD tho

- - bullbull~_c- 0_ -bull ~-

TO-ble 19 - (Co1tinued)

ChilliCQt)l~middotTe~s--rFoux plots----

- to

1

I

-r- -_~_ ~~ Leat-IL~pging r-w~e )j ~vo~o-Yr-- -- C~I bull~ Dah iHQigh~rust I eld 1940-41 BarJltn1lIlb er headeC-Lmiddotmiddot i

Percent PcrcClt Mels Bushelsr- ------ CInches39~- 11669 Maiv 7 ~ 30 241 213 1

11992 May 6 39 20 10 231 12104 May 2 40 20 15 2211673 IIuy 2 42 8 5 21Q 213 111973 IipoundW 2 38 25 15 214 213 111972 May 7 bull 41middot 25 20 211 2Q5 412103 May 7 41 20 10 20611956 ivJay 9 40 T- 10 193 17~8 912102 iicy 5 37 65 5 17411964 ihy 2 35~ a 5 17middot0 I11970 Ilioy 2 42 50 20 159 180 8 I11952 April 26middot 33 - 50 60 156 176 10 8856 April 2middot1 34 65 95 152 183 511950 ~i~ 2 39 ~ 75 152 151 1211823 LlJay 8 41 25 ]0 148 181 6 I

I11999 lbiY 6 34 65 90 147

112106 Ihy 5 38 20 75 1-1712105 llioy2 42 5 40 14511974 Lioy 2 10 20 30 140 162 11 I118M lib 6 37 50 60 136 181 6

I12000 April 25middot 33 65 95 136 I12101 ihy 6 38 65JJ 15 128 11969 lihy 8 38 ]1 25 120 142 13

I11975 iby 1 36 65 15 87 129 1511lt12 ~~ 11 40 65 5 90 111 19 I6251 bullJJy6 36 50 100 amp8 141 14 I

10091 Lhy8 37 75 10 78 middot102 20

I11977middot Boy 10 37 40 85 74 n3 1811976 rJoJr 7 37 65 60 amp4 1l7 1711971 lifoy 7 38 75 100 62 128 16 I

I

Standard error of 0- difference between the meO-n yieldsof any two varieties - 321 bushelsbull

11 Severe firing of leO-ves

t ~

~

r 3P~

rabl0 19 - (Continuod)

~

r-Tmiddot

913

13

71215

26-9239231

250236

29026~290

246214243

middot281

C I HQi~lltl I IIIJXlbo_r_L-==-~==--L---==C-~~r--+-o+l-------tltilt---~c-r+~==+-~gtlt===--~r-t~plusmn-r~~ROr=cn1~ct

~~ 1

lJ669 16 JUri~ 25 32 87 610 104 320 I II

11972 20 J~o 29 34 87 585 392 299 2i11956 21 Juno ltZS) 33 i 85 600 3S3 29~7 3 i

12103 20 Juno 30 35 88 600 383 i11882 18 Julo28 34 85 600 36111969 22 JunoZO 34 87 585 35~611823 20 Julybull136 82 550 34011973 16 June 27 32 86 600 34012104 18 June 273S 88 600 33811673 16 June 27 32 85 600 32511999 20 Julie 0 35middotmiddot 83 605 32512105 16 June 24 32 82 60032111950 17 June 27 33 84p80 31911964 17 June 25middot 28 86 610 31211976 18 June ~e 32 85570 30911977 20 June 29middot 35 77 570 3071210220 June ~ 34 86 600 30 711844 20 June 30 34 86595 middot2991442 24 July 1 36 86 59029811~52 12 June 22 32 87 615 29812101 21 June 30middot 33 85 600 28910094 21 July ~ 31 85 590 27911970 20 June 29 37 85 595 27411974 18 June 28 31 77 565 27212000 14 June 25 32 83 590 27212106 14 June 24 32 83 570 271

6251 20 June 30 3433 82 580363 213 1811971 20 June 29 81 575243 229 16

8856 10 June 2Lmiddotmiddot 32 80 580 ~ 7 1amp5 20 11975 16 June 28 33 80 565 212 211 19 i Imanaarcrerror of a differeJiii6~qiyroojn-1homQanyJo1dsof~~tw6-Yltii-+oti os - 3 ~Dushors----

I

~

ft

- 3$~

~able 19 - (Continued)

37~0 4

380 3

364 5

318 63~0 8middotmiddotmiddotmiddot314 12

341 7[327 9

325 10 J~

I3h4 middotmiddot12 3]5 n

~$~7 15

In1 17

29~4 14 ~

a74 16J

267 18

227 20237 1degJ

53509493491 479473-15244-7middot146433j27126middot12139939638$ 3943793793723563-123263r630~228~8

2712622Lh8Z4~7

6359~Z61616158~1606061i~6661605860585558506157564658605658

5334

3924

5051

294

5316fI8~i18

4045

2054tJ831393025Ii211129133155deg50

50495149494850

51SO50

4917

~I S1

564$ 16middotmiddot48lt53

48194948lt1617501545

15 14middotmiddot 12

1614

14gt 11 15

-131415

16 17 J510ismiddotmiddotmiddot13ltlEl13

~i~JP middott6middotmiddot17lt16 lt16-i5 ii

1$16

11 14

512

8109

11 Smiddot1014

1312

102

88

-129

14middotio

J2la

15 913 11

Alt

1514

1195211972121051210312104116691197412102121061199211956121011184411973

88561195011673119981196411823n87011871

625114-12

11975middot1197610094120001107711868

__n~_~2r l~~~j~~tlL6Igtilg Ib~ fgd]~Jvnyln6hcs) (EOrccnt) (ol1nds~-l-ri-~~u-shols) -----i

I

~ ltlO~l 2 i 405 1 i

standai-d error of a difference hetwe~n the mean yields of-any two varfetios - 19Zbushels---middot

~---~-------- --------~

Table IS - (Continuod)

- 3D -

Table 18 - (Continued)

276 7262 926-1 8

239 11243 1022-6 12215 13211 15215 13207 16182 -20205 17W6 18184 19

25 2) 43 5 52526 25 42 40 48527 25 42 60 47025 25 42 50 45224 25 43 5 44820 2Q 43 90 pound13bull726 25 middot14 25 t13~5-

23 21 41 50 13525 25 42 20 middot12~9

27 25 -11 5 middot2325 2lt1 39 10 U7

~ 26 26 42- 75 lt10322 2] 42 -50 38026 2$ 11 75 37625 2~ 43 50 37826

2~ t17 60 371

27 25 10 5 36325 25 44 80 36_025 ~ -13 5 31125 25 42 50 29~8

-26 25 45 80 297 28 2q -11 50 288

27 26 43 90 27526 26 39 60 26927 26 38 85 268

28 28 38 75 25729 28 -12 90 251

-ZS 26 12 80 24~1

27 26 39 80 21~1

10 IG 43 00 19(5

11950 1197411972121041199211952121031210611669119561196111999120001210111973li97011969121021210511673118411182311971119751197611977

14126251

1009lt1middot8856

----aJmiddotmiddotizcrogccr Survival D1e1r _ Rc)ight 1ecd rust cro

number Hoadcd Ii~1bullbullbullo L bull JLcld-----=-=--Lr-Fpcrc-6it 1f1y upo -h n--ch-os--Ircontj (BUSh91s)-J~~----I-

10090

100769391908396

10086

96100

98$8

10088806577

~ 8580

100 63

7677

10096

10098

Standard errorof a difference betw~en the mean yields o~ any twovaxieties - 536 bushels

41 _

Table 19 - (Continued)

Akron Colorado (Five plots)

12105 Way 26 23 545 lS212106 May 28 22 55~0 17111952 Wey27 21 565 14711972 Juno 3 19 57s 14711669 May 28 21 550 14111970 llfiav 29 23 500 139

88q6 May 26 22 560 13611971 lVlay 31 20 545 13511999 June 1 20 570middot 133118t1lf1 IYhy 31 22 565 13312103 Juno 2 20 560 13011S92 l~y 31 19 540 12612104 H~ 30 21 570 12510091 Juno 3 20 570 12512000 IVlay 2821 5middot15 12-4

6251 Juno 2 21 560 1l4n950 (ny 29 21 515 11Zl1S6l lihy 31 13 535 11212101 Juno 3 21 545 no11Sn Juno 2 21 535 10111823 Juno 3 20 540 S911875 lihy 27 IS 560 S112102 ltby 31 21 560 09

14-1 Juno 4 21 560 3911S60 Dune 3 13 550 C711S76 Juno 1 19 5middot10 G611673 ivhy 30 21 500 8511973 Juno 1 20 555 C2

I

11077 Juno 3 18 5middot~5 amp2

11956 Juno 3 10 =--i=5G5-r--~fiF--5=-3r__Stondord orroref Q difpoundororico betwoen bhomonn yioldsmiddotOf QIlJ two vC)riotios -Z09 0ushols

Seeded September 11 emergneSeptembor 17 1940)

I Height --jmiddotweight per=1~vCi~ampO9Cro-[1 C~Ic7llJ=lmib-=o=r----L --Datoh=o=ad=cd I ~ bushcl __-Z_~ __

(Inchos) bull (Pounds BusholS III

I

III

I

I

I

f

Table IS - (Continued

rorbCol~ins Colorodo1(Fjvoplots)

8

20

147

11181617

131012

85

1419

459503~

1734U415~

449

i

46-147547l4S9506459 433

- -- o---~-~- - - - ~--7-IA-V-QrccCtgc~Ocro-t Yield f

el no rDatQ-- - ~lield--1Avertlgc _1~lbii4~h~k=gt ~ush61s) ushels) 1

11(71 May 2D middotlD a GS3 567 1 Ii

llC70 llny 31 _ 52 O 640 523 311673 lvny 30 50 0583516 4 I12106 Iby 29 bull __ 51 a 570 111823 June 2 48 a 566 506 5li950 lviay 30 _ 49 a 560 54~ 2

- 12000 llilay 30 50 0 5601~105 May 28 j 53 0 5608$56 lvhy 27 52 7 557

11971 June 2 51 0556 12102 June 1 46 6 548 11973 lJby 31- 48 o 54311952 lvhy 29 49 18 537

-11975 lvby 30 48 0531iUi56 June 3 46 a 526i19n June 2 46 3 525~ii6S9 Fey 30- 48 deg 52111976 June 1 47 o 50611999 June 1 47 14 506il992 lJaiy 30 47 32 504

11811 June 2 48 18 lt199 12101 June 2 middot16 14 499 11-12 June lt1 48 32 182 6251 lvhy 31 48 1847411969 June 2 47 0middotmiddot lt17010middotj94 June 3 17 a 463

12103middot June 3 48 a 160 )1977 June 3 46 a 458

1196middot1 14ay 3C)middot 16 5 457 12101 iIay 30middot 19 0 MS

H bull i bull

StnnaDrd error of a diffcreiiCC ~otwccn thcmc(]l] yiqldOs of iinytvio voriotios =546 buShels

I

~

- 43-

Table 19 - (Continued)

scsperus ColorC1do(Tl1rce plats seeded September 27 1940)

Imiddot n~~rr ~~~l--=uigh ~

porRDnkbushel

I I ----- -~ ~ugust=- ltInches I POUoJds) ---

6251 10 4-1 63 618 509 2i llSn 10 ~ -12 63 5604 419 3

10091 8 l ~ 10 62 558middot B2 -0

ll673 middot12 62 539 514 1()

8856 5 J laquo 44 63 492 440 711974 9 42 62 475 443 4

12101 10 lt 44 64 474 12000 8 42 63 463 ~

12102 12 44 62 458--11823 10 lt13 60 456 400 1011976 12 40 62 lt156 442 5ll81fl 9 44 63 451 408 911972 8 flO 62 4t 472 3ll950 6 n 02 -134 399 II

1112 9 42 62 428 388 1211973 8 41 63 123 370 17ll969 10 12 61 418 343 1911992 8 14 62 -11-7 11999 8 11 6lt1 -n7ll961 8 lt12 62 n~

ll669 7 f bull 38 63 107 378 1412104 12 44 62 10412105 11 44 62 404ll956 9 14 63 101 374 1512106 11 13 62 39611975 12 42 62 394 367 18ll952 3 40 64 377 310 2011977 10 38 61 357 374 1512103 12 44 62 M9ll970 11 45 62 329 388 12

bull Standard error of a difference between the IOOan yields 6f any tWQvaJieties = 768 bushels

f

I

Table 19 - (Continued)

1- ~

t ~ bull

o14

AIDos Iowa (Jiourplots)

10094 69 588 288 403 212101 26 E86 255 fl1442 34middotmiddotmiddotmiddot 528 247 366 7

11950middot 51middotmiddot 554 221 377 -511999 middotmiddot 45 588 22111844 51middot 578 220 356 1111971 1-3 556 220 424 111972 35middot ~ amp72 208 366 711956gt 55 590 201 364 912103--- sa 587 195 11952middotmiddot 66 588 170 390 412104 ~ 64bulllt middot585 16812000middot t 579 16211669 78 S~r4 16-1 391 311992 10 573 16111974- 61 543 160 369 612102 2~ 598 158

6251 78 579 155 346 1311973 54 586 155 354 1211823 li4 544 154 357 1011970 28 5704 114 342 1411673 60 563 139 33 1511964middot 51 579 1358856 18 581 119 328 16

12109 J 15 563 9511977middot 6Q amp0 2amp2 1811975middot 71lt 72 299

_ J 17-

11969 86 ---- 57 270 2012105 13~- -_ 4111976 _5 32 271 19 l_

~~~df~~e~~let-~en

Standard

the yields ororyy two~6rieties= 249 bushelsbull-

error mean

- 45 -

Table 19 - (Continued) L~col~ebraslm

(Five p1ots~ seeded acpt01~er 25 emerged September 30 1940)

9

8

13456

715

17

161814

11131012

227221232225

1965186207

32~5 280 21t7276 272

--~l~till~~r gtti~~ - ~f~1-ei~~0 vre~-~TICJlV~ Jlvera~~clf==1 ~~~~_l~rvival)le~~do~rmpeIreacti~zrl_ _ J bush~l- ~~el~~ 1940-~L ~~1k_1

Pc -ilij June 1L1) -Wosf Bu ~Bu- I11950 65 29q4 22 35 568 317 316 2 I

11992 6525 25 34 557 3098856 69 P 20 3 36 592middot 295

11956 66 2pc 26 2 32 57r 28011669 65 33lt 24 2 34 564 26811844 56 25 27 3 36 568 25811952 702~ 20 3 35 58824412102 5626 27 3 33 57 7 22112101 61 26 27 3 32 568 19411973 57~5 26 3 34 55~(j 19112000 51 43 25 3 33 55~4 18610094middotmiddotmiddot 84 Z6 26 3 32 543 17411964 56Z6 25 2 30 51-0 17111971 74 Zo 26 3 34 518 154 11972 60~7 27 3 32 518 15111673 57Z5 26 3 34 526 118

1142 76 Z7 c 28 3 34 550 itG11999 46Z7 28 3 31 539 14612104 44 Z5 28 3 32 amp-10 137

6251 69 ~rlmiddot 28 3 34 550 13511970 63Z6 26 3 37 510 13~iJ12103 middot16~7 27 3 30 539 13311823 51~7 28 3 31 17-2 13211969 - 52 Z7 27 1 32533 13611970 13 ~6 27 3 28 195 12312106 41 35 25 3 30 510 -110111975 29 (37 28 3 28 190 6612105 29 AS 28 332 510 6SllSn 39 29 28 3 2810 55 174 20

I 1197e~ __~~ 29 28 bull 3 2747~~_54 185 19__1

Standcud error of 8i differ9nc~bet~loenth9rmoan yieldsQany1-wbV1arieties 298 bushels

l 1 and 2 arc degrees of resistance 3 and middot1 degrees ofsliscoptitbility

f

46

J

109 10

106 1191 17

120 994 15

106 ll101 1393 1679 2090 IS96 14 G5 19

Ronk~-

i150 2 t141 4

I154 1

137 5147 3 I

130 6

128 7124 S

Table 19 (Cont inuod)

AlliOJlce NebraSka(Thiee plots

C~I

number

12102 80 JiinC3 21 610 21312101 88 Jime3 3() 625 206

1112 88 JuneS 27 610 1$911669 85 June 2 20 605 lSS11972 83 JJine 3 19 615 lS712103 gO JUlle2 20 600middot 18~9

6251 75 JUIle2 23 620 bull lS~311973 87 JUiEl 2 19 615 lS111673 85 June 2 21 610 IS )12105 60 J~l 23 605 17910094 97 Juil3 4 18 615 18-511844 90 Jun13 1 20 EiOO 15~912104 middot83 JUfl92 20 595 15712106 $3 JL1Q 1 22 590 1511992 S1 Junel 21 56~0 15311964 160 June 2 19 580 119

8856 83 Yay30 20 590 13411999 88 Juile 2 17 600 13312000 ll8 JUIioZ IS 595 13311950 87 JU1Q 2 17 570 12middot2U969 90 Juno2 17 590 117nS74 88 Junel 18 580 ll6ll91 92 June 2 17 575 ll211952 M Juno 2 16 58middot0 1071+823 87 June~l 18 580 10311970 OS June 2 18 610 9911979 68 Junc2 19 585 8611975 15 Juno 2 21 585 B911906 ~3 JUne 2 17 575 061197 78 Juno 3 19 600 84

Standard error of a diffcrcnCebetwoonthe moan yi~lds of ~ly twovarieti~~ = 389 bushels

iL-s

- 47-

STANDARD EBROBS

Standard errors were calculated for each station as outlined on page 21 of this report

In table 20 will be found the number of plots t average yields and standard errorS for the unishy

form nursery grown at each of the 12 stations~

9-411512

7middot63575

132227237145

187321335205

265453474290

696 492 348 891

369 301 213 719656 5~36 379 1057

331 209 148 1279864 546 386 7329 Ll0 7~68 543 1228

353 249 176 1101

1 73 298 211 1234188 399 282 19~25

---_

Imiddot -l__Stl1daril er OJ opound a ---_== iSbgle~DifferOJ1Ce ~l 1

I plot between oeDLlS lfuSlio-rs=~rcenr

(Bu~hols BUshcs Ij

ITexns

Denton 4 1403Chillicothe 4 1501Bushland ~Irrig~ted) 4 3105Bushland Dry) 4 252i

OklahomaWoodward 4 3904

hJsosIvbnbnt t an 3 2964hys 3 3585

ColoradoAkron 5 1157Fort Collins 5 5270Hesperus 3 4416

IowaAmes 4 1599

NebraSkaLincoln 5 1710Alliance 3 1465

Table 20 - Nwnb)r of plots averGge yield and standard errors for the uniform yield nurseryat each coopmting station in 1941

NUmber -+---XVerageStation of yield of

~lots vDrietiesbushels)

SUIJlifLBY OF NUBSERY YIKLDS

The yields of the 30 varieties of winter wheat groW1l at 12 stations (13 nursories) are

sWllIIlnrized in table 21 whore ~he varieties are listed in order of the 13-nursory average yield

These avemgcs arc of int erost only insofar 1sthey shaw the generai adoptat ion of the vcriety

A more detaile~ study is possible i as the vcrieties also have been Dvercged and ranked by Stotes

Pmmee hDd the highest aVerage yield in 1941 rhis v2riety rankod first in ~exns ol1d

f Nebr1ska sixth in Oklahoma and Kansast f()(rteenth in Iowa ord seventeenth in Colorodo In 1940

Pmmee ranked second in the nursery and again made its poorest record h Coloiiado Cheyenne x

Tenmarq (CI 11972) rnnkcd second ~~ing its best record in K~s~s ~his strain ~id the highest

average yield in 1940 Li third place WC1S KalTv2Je x TOl~rq (cr 11950) a wheat that ros been

high in yield for sc)voral years in spite of a tendency to shcttor under certain conditions

KamiddotNalO x Tenmarq (CI 11992) rOJked fourth culd KDxNnle x ~e1llIDrq (Cel 11956) fifth ~he avo

rage yields of the four leading varieti~s differed vGry little It should be lintcd out that

tho first tlOlve vorioties had ~oxmrq as one parent In this sune group four varieties rod

KmNale os one Drent DLid i~1 three cases CheYOJu1e laS used in the ClOss Eighteen hyblid strnini

rI

IrImiddot

I

bullI I -- per acre Iz IN1rm Iemiddot Iowa eP~1rP CoIOrte1o pound ~

ii C~I I lIuh- 1 I I I I I I 1 ~ I I I J 13 I=~ i 1Cldl-1 1IIiu1 1aIIilble- JIBIIIlIOOl1-middot~ 1AIlbmkl ill8$iLi_ AlU-A~ BamkJori aAllnDdleit- Ae-JIaak1 I S~ 1 u- DIF (rnc~ -- rampampel 0middot I colin aileerace middotJCol- i tPenalftCllI lut1eot1IenAllid)_ I ~ bull I bull 0 I I bull UD I Imiddot I

I

III

Jampbull

I -

iftliaart errOl o~ bull _ (1IuIIelII) 132 227 1115 2- 096 21 3079 211 1middot16 211 2~12 116 86 1118 5middot1l 228 0 080 J I Is~ error ~ bull _ (~) 91l1 1512 515 16 5005 1middot91 11910middot51 639 1101 12- 19025 nll 132 1219 ~2I 6JJ 11l II I

- 49-

ronked obovc Faxly Blockhull ond 21 nere obove Blackhull OCld Nebred Again the Hope crosses

failed to give good yields as Hope x Tuxkey 1069 rmkcd cightcenth Hope x Cheyenne twenty-fifth

Qlld KlJlred x Hope tVlCllty-ninth In the 1941 nuxsory three strains had [werage yields lamr thDn _

Khnrkofchock

Tvrenty varieties have beon grovm iE the nuxscry for the 2-yccr period 19middot10-1941 Clt 11

stations vlith 12 nuxseries These dnta are presented in tob~e 22 lhcre the yields are avoraged

by States and the vC1rietics are listed in order of yield at all statiolS Cheyclmo x Tel1m~tq

(C I 11972) bad the highest avercge yield being consistontly high at 011 sttions excGIJt in

IO7au1d l~ebrcsko uhere wintorkilling wos heavy KavJValo x Tenmarc (Cl 11950) roikcd second

and PmJnee third These tvro strains had consistentB performuncos except trot Pavmee roc1ked fifshy

teenth in Colomdo Kawvale x TC11lIlurq (Cl 11956) ro1ked fourth COlIiltlIlChe shth 1hrly Blachshy

hull tenth and Black~u11 tvmlfth Nebred and warkof hnd avcroges considerobly lovlOr tlmn the

earlier vcxieti0s Etrly Blockhull x TollJDXq (CI 11952) hod 01 IverG-go yield considerably

higher Uwn Fcrly Blackhull In spite of tl-Je viintcrkilling ct the more northern stations grom1g

nurserios in 1941 tho oorly lalf-rustresistCJ1tvcrioties rlgcin rere at the top of tho list

for yield

Dato for c1klXocters other than yield cxe Qvorcged and presented in table 23 Since all

stations did not report the same datathe number of stations entering the averages is shawn at

the top of each column

Winter survival data show Nebred to be the most hardy variety in the nursery TvJO KltUlrea

Hard Federotion x Tenmarq strains (CI 12105 amp1d 12106) proved to be rather tender The rest o~

the varioties lu1d survivoJsthnt variod aver a I11frOVl rongo bull

Farly Blocld1ull is still the earliest vorioty in the nuxseryAt cleven sktions ipound 1VG-o

raged two days oarlier in headbg tlJDn Ebrly Bladldlull x TenmGrq (cr 11952) and three days

earlier than ChcyoTJ1Je x Thrly Blockhull (Cl 12000) Sevoetecn hybrids in the nuxsery rod rnv~

rage dates of he1ding e1Tlier thlt-n Block1mll ~Xkof ws the latest V1rilttty in thG lIllrSor

This gives a clear picture of the empmsis being ploced on cCXly vrheats in thoarea Ripening

datcs bring out about the same differences Qlthough the sprood is not so grect

Height measurements vcre reportod from all except one nursery and the averages showed

KltmredJhrd FederCtion x MiIlJmrdi-Mintuxki (CI 11970) to be the tallest and Hope x Turkey 1069

(Cl 11964) the sholtest athel vaIieties shOUwd very little differcl1CQ in averag0 height

Lodging data were reported from four st~tions )J1d indicated some differencesmiddot ~he weak0si

strawed vrieties were l31ockhu11 E1rly Black1lull and CheyeIlile x ]1rly Blcckbull (Cl 12000)

The IGastlodgir~was reported for Nebrad Ivbrtin x TOJ1PlOrq3 (CI 11823) and BltLckhull x Ten

marq (CI 12102)~

--

faltb ~ -~ of Bence Fie14 of ZO wbhr whea YUieU cr- ill _Uelll Fie14 _erie bull U aUon in lla 1l8I4red riDur whea 1eC10nbull 1~1

a I t llpllle1 pH Ia I I Jtpe Pr I Japmiddotu COXon4lp I Ina f - 1tratIla ~I bull I I IJlaU-Illpell-l I I I I I I I I I I I I I I I I I 2 I

1 t 8Iie7 or I 01 IDa- 101l11l-1 1Ul41 1a1llAn- lBultI1J~III lAy I Ihr I Ay i a I Ir IAlA-IAy I I- Ia I _811 on I cohe(IlIi+(Drr 1l8p I - IftIlll 1lIuIk1~I_1 daDk 1001- 1p8n81 ZIJaIi-IJIaDJt I aohle I r-BaDkIUle Ia I I _4118114) I I I I I I 11M I I I I I I I I I

IIq~n z 8uaIq 1172 ~1 205 29 11 232 3 40 1 ~9 32~ 31tmiddotl 3 506 ~12 1Ns9 3 ]66 7 221 15 I bull 312 IlKarial i arq 1150 2O1a 151 281 19middot1 20 bull 31t l 1 352 386 1 ~~ 9 ~7middot2 5 middot7 5 llmiddot 10 211 t 30 I11_bull 11669 25middot~ 21 32middot0 lbullL2~5 I 31middot0 _o~ 29bull9 311 ~

3Tbull1S 19 ~ -~~l ~ 271 ll~ ~1_ I

llawnJOZ aDUlq 1156 21middot ll ~1 16 235 2 36~ 5 31middot3 30 ~lis ~~ ~3~2 13 280 bull 9 i

llured-IIuIlJe48laUonz8uaIq 11971a 2115 162 middot3 162 203 10 38middot0 3 2 ) 561~ 50middot5 2 369 6 2001 120 16 13 291 IIaouoie 11673 252 21middot3 236 16 217 ~ ~7 9 350 29 5 bull ~-6 5~515 1 5 1 22 l~O 1S1 12 29 IllallJ B181llt1ml1 Z auaJq

~=281 176 23middot1 15middot5 211 6 1 2 3S~ 31middot1 2 7~5 ~o ~ 19 0 272 106 I 7 291 I

lIaIlIet Z Blackmll ZO 11 269 169 206 9 JIJbullbull 6 1lmiddot7 ~ 210 lis 7 10 356 11 276 12 ZO~O ~ 212 I I

IO~lIIIile Z aazq 11~U 19middot 21 290 15middot0 21~2 5 ~o bull 6 276 30middot6 7 ~ ~0~7 11 35~ 12 2 1~bullJ 5 bullbull1 I~1ulJBlacldml1 IS 25middot2 18 1middot5 11 1middot3 12 llmiddot~ 12 6 1~ 260 12 ~9 0 ~o 9 32middotmiddot16 32middot5 lG217 1 269 I

1~1Di ellMIq 1112 middot215 181 26 lla ZO2 11 32middot5 io 261 226 2~1 11a ~6 400 ~5 bull t 7 10~~

1011~bullbull 16 265 I Blokml1 6251 21 llal 21 10 17~ 15 2S1 15 211 ZO5 2~ 15 ~ 509 ~7middot1 ~6 l 17 11 26 Iilaprell-llull JederaUonz II1Ilha141- IIi lIiDUrId 11970 196 10 211a 12 11 l ll 12 26bull 262 26 11 52 l Zf-l li 1~ 206 l 120 ~~

260 IIJ~_ a011iDe eleoUon 119n 182 12 22- 5 156 19 31middot5 11 ~bullbull middot215 25middot71

~~ 1 ~ 1 221 1 1 260 1Ie_et 1~ 221 102 21a6 10 169 17 - 267 18 2 186 218 19 ~t ~~6-11 110 2 2~2 128 18 11 ~~ lliope Z alureilD 1~~ 25 1~2 290 17middot0 20~ 7 27 19 27 26~ 27110 1a52 ~ ~ 18 27~0 20 18 1 1 18 7 IlliieIkof 13middot0 111 2 1~ 15 20 271 i7 27middot2 12 227 11 ~7 31 1 1~ 36middot6 7 225 150 11 bull 2~ IlIaDJoe4 Z Iope-Bar4 JeIlerUOD 1115 2middot3 12 2lJ 106 170 16 29~ 1~ 260 21~ 2middotZ 16 ~7~1 ~7 1 15 ~9 l1 12 0 li ~7 23middot I1bDie4 z IIope 11976 212 11middot7 250 12middot5 17middot6 lla 27middot~ 16 25middot7 215 2 17 la 2 ~s 12 27middot1 19 18~ 1~9 12 1 2 IICClllp01Ul4 orobullbull 11971 1~9 11 26 16 15 18 22middot7 20 20 207 20 20 1 3l~ rlmiddot 20 212 18 11 5 10 20 21_ II l-

~I

-

Leai rust

Varieties roving

- 52 -

reodings were reported rom five und stem rust reodings from twomiddot stotions

low re~ngs for both diseosos were Jomiddotllee KvlVole x T~qmiddot(CI 1195Gi)

Hope xT~key 1069 (CI~ 11964) Hope xChcy~rme(C~I~ 11969) und KovNQle xT~1IllQrq (9I

11992)

Kernel plump~Ss data were2e]orted from two statio~ aha these havegtbeen averaged and

DATA mOM TREDlSEASE mmsmus

Bmfr NUElSmY

For convenience tho doto from tho vniform Iilinter nhcot bunt nUsery ore includod in this

report Tl10se dnto (table 24)Tore ~ecurec1in cOQpcr~tion with AgroiJqmist s O)ld Potllologists

working in the area

j

f

1

- 53

UNITED STAT1S D]PAaTMENT OF llGRICULTURE

Bureau of Plant IndllStry

SUMiYIbEX OF THE GBElu PLAINSmiddotUN1FOBM WIhrm~ BUNT NUESmY 1941

By HI A Rodenhiser Pathologist and K S Quisenberry AgronomishWheat Investigations TIivision of Cereal Crops and Diseases

The uniform winter wheat bunt nUrsery for tho Great Plains area wos continued in 1941 inthe same manner as in previous yeaxs This report presents 0 sumnnry of the d1toobtoined in1941 together vlith lbhe averages formiddot the vaxietliies grown dUring different periods from 1932 to1941bull

In the fall of 1940 50 varieties and stroins of uinter wheot were SOVl1l in duplicotC8-foot r01S ot- ten stotions in the GrCtJt Ploins and ot BozemaJ1 1bnt KecrneysvilleW VoBeltsvill e M4 and Logan Utah BeCouse of unfovor2blc environracntalcolldit ions for bunt Jonshyfaction or subsequent plont grovrth no cL-m VlOre obtolned in the nuDseries seeded at- Lincoln andNorth Plotte Nebr and at St Poul Ivlinn ThedJta from 10 nurseries axe averaged The SllUt trot developed in the Logan utah nursery was caused entirely by the so-called dworf bunt orgOroniso and therefore the infection pcrcQntltgcs ore not included in the averages for other stationsThe nurseries included vorioties that hud shown resistw1ce in previous years and Igtromsing nm7strJins supplied by sevotal of the cooperat ing stat ions

Inoculuo for nost stations inS obtained fron the previous years IfUrsery at that stationby selecting bunted heads poundroD all infected vriGtics end froD collections DQrle froD faroersfields in the State where the test was made For the IvWiliatGan eXperioent the inoculum laS acomposite of racos knovm to be present in Kansas For the Kearneysville and Beltsville teststhe seed was inoculated with a cotlposite Dade 1lp of inoculum frOD all of the other nurseriesClean seed vms planted in the Logon nursery Q1d infection resulted fron the soil bormc organisn

The vurieties axe listed in order of the avertge infection at the 10 stations Thesemiddotaverages ranged fron 01 to 671 percent The average infections for SODe standard varietieslere as follows Ridit 20 Relief 26 Hussor 32 Minturki 91 Yoga 95 Nebred 103ond Oro 172 Of the susceptible check varieties Kh1Xkof had an average iIlfcction of 360 Cheyenne 39bull0 Quiviro 518 and Chiefkwl1 671 TJO hybrid strains hnd averogo infectionslovler than Ridit These were Oro x Turkey-FlorQamp1Ce (F9) and Hussar x Kmred (CbullI 11989) Fourselections fron the cross Hope x Turkey 1069 bad aver~ges 10Ter tlDJ1 the porelit varietyTurkey 1069 (CI 10016)

At the bottom of the table are shovm the average infections by stations rhe heaviestinfections with inoculum other than the dwarf bunt vmre obtained at Bozeman Ivlont Fort CollinsColo and lviurJbattan IWns A study of the lbnhattan Akron Fort Collins ond Bozemun dda gives some indication that different races mltJY be present ot these stations The behavior of thevarieties at Logon is of interest in thlt some of those eorrring rOpoundistance to the races presentin the Plains are also resistant to the dvrnrf bunt present at Logon In other cases strains trot

are quite susceptible on the Ploins see~ to be ~oderotely resistent ot Logon

Longtine averages are shovlD for vorieties gr~m for more trAT) one ye~bull For the period1932-41 Turkey 1069 (CI 10016) Nebred ond Hussor hcvo the 10middote st avero~es For the 3--yeorperiod 1939-41Hope x HussCX (C~I1l834J Relief 2nd Hepe x Turkey 1069 ~CI 11964) hmiddotweshmm the nost resistance Severol of the vcrieties trot mve beon highly resisttnt in thesetests and are othervlise agrononica11y desiroble axe being tested llith individ1U11 races tht havebeen identified in all of the wheot grovling areaS

bull j

i

86

j 1O~106101

7middot96

middot_----~----------------~~-~-~------~--------------------

rI

55

UNIFOBlvI WINTER vrnm RUST NURSERUS

In t~bles 25 ~~ 26 ore presented dQto qn severity of le~f~rust md s~g~~~t infection

on the 30 voxieties qf winter vThed grown Ll rust obss~tion nurseries t~ltgQgheIJ~ tho oountry

in 1941 These nurseries Jre LUintained froD yeor to yecr ~s part of n J1Jert ~elQUrQh progrno

corried on Ll coopcrotion ui th agronorUsts and patll010gists erployed in the ~evoru Stdes CODshy

cerned Lcter t 0 cooplete report of these nurseTies ui11 be issued 8c1d th9 rust percotCges my

not agree ent irel rlth those presented here since the clto sItovm in this less de~oilecl raport

include only figures for the severity)f infection

Differentiol dato for leed-rust hlfection -rare obtdneclfor the vcriotips ot 20 stotHJlS

(toble 25) In cnlcul~ting the over~get Q trace (T) ~ns considered2s equal to O Aoong the

seuihJrd whects Hope x Russlr (CI middot11682) Hope x Konvde (CI 11959)~ ~lcl Red Rock x BGpe

(C o 11821) Ind the lC)VTest ovemge infoctions Of the lnrd VIhBats IIt-uqui110 x Oro (CI 11979

and CI 11851) t Hope x Cheyenne (CI 11969) a1d tavrvnle x Tenrnorq (CI 11956) had averoges

less thaR 20 percent In the snme tests susceptible voriotieshad aver~ge infections of from

60 to 715 percent

Stem~rust readings showing differential reaction wore raported from 13 stations (table

26) Among the hard wheats the mosb pronoun~ed resistancQ vJUsmiddot shovm byHopb x CheyOJlIle (CI

11969) Hope x Turkey (CI 11964) Mnrguillo X Oro (C~I 11979 Cw1d CI 11851) t ond R-044shy

Minturki x lVJinturki (CI 12022) Of the semihard mGQts Hope x Knvrvole (CI 11959) and Hope x

HusstX (CI 11682) md low nveroge infections

Toblc 25 _Severity of 1e1 rust infection on ninter nheQt vQrieties gravm in the Uniform Rust Observation Nurseries in 1941

VGriety or cross

~

5355 302 50T+ 25

15 305 15

1 70T 501 65T50T 35T+ 10

T 301 50

1 65T+ QOT 5o 10o 1 T 25

0 25T+ 30

T+ 30T+ 45

433131054 4128

30 13313~3

806570

70 36765 11975 56770 46460 24460 26140 180middot25 15835 15465 21865 190

170 261

80 63 080 71535 35880 64910-63 390Q5 8HO t9 010 t5a I1099 OJ

15 117 m15 124 I

65 245

B565

100100

6520202540202515

46 SO10 50609025 5T 10T 70

2S 1525 lt1585 6040 80

T 255 40T 25T 255 Z5T 25T 10T 20

251015

TTT

20355

2010

15203030

52020

101010

1

30 25 80 - 9025 60 80 9015 5 80 8020 65 80 9020 -40 60-8Sshy20 85 90 10030 40 60 9010 T 25 10

1 T 20 105 T 10 20I T 10 20

T 10 40

70502060eo6070101015

510

753075

55

10

106080704030401510102015

9595809595959020

5Q

5070

7010100102010

100100100100middot

75202020

T55

20

30506030104020

TTT13

503080TTT

75 5060 7060 540 8070 middotmiddotmiddotmiddot6065 9085 4040 T

3 23 2

25 T20 20

25351575T5

JO30504040252020

55

103

9090gt9595Sfr80857570657030

8585

51060G5

8090

70207580556570551095

2525402510

TToo

oT

402585-~

T

-

85100

254065shy6525

5T

3T

10

3525middot9590

52525TT

105T

759510

10085

10075

5252

15

5060

100TTT

35

2525

325

3T2T

3

225615

115

5

)5252010

5352middotJ

515204025

60 7560 9510 545 10000 100Z09015 20

5 55 T

30 T3 T5 T

355

75T5T

7590306585-85452010101550

1530

57

1055

-0ooo1+

607075551045

51020656065

40755580755520

3551

20

T122

5211T

502510

253010152510

51TTE+5

TTT5

51020TTT

152025101510101515201015

50754050404020

T

fSoit Bed ~hignn Amb er 5620 751 TiUIllbu11 5657 80~~tDcnton 8265 50ti bullbull M(3Jster 6471 90

~tmiddotgtoiit~~~ioncon ~f~ ~gampi Purdue no 1 11380 80r~WijDas1i 11384 60t middotEUitzsel x Hungarian 11849 50~Fultzseh x HungaXion 11850 45~rbulll ~tz sel x HuDgorian120l7 30)middotFultzsel xTJWIlbull 12018 40

~H~eHt~=Redmiddot 4843 50~l Kawvale 8180 ~ 35 I~nt~~i 6155 50I Hope~Hussor 11682 20 HQpc~ KuwvrUltl 11959 20

Red~o~k x Hope 11821 35

atI~ ~ep7 51 A6 I~liiiiibda J 50 Tcnmarq 6936 65

Kharkof 1442 75Mala~of 4898 80Comanche 11673 40

I Pawnee 11669 30 Kawvale x Terimarq 11956 35

Marquil10 x Oro 11851 50Marquil10 x Oro 11979 30HOpe x Turkey 1069 11961 25Hope x Cheyenne 11969 20E-41oMinturkix Minturki lAJ22 70

~ -l

=_---~------------ ~----------------_ --~~~_-~~~

Table 26 - Severity of stem rust infection on winter wheat varieties grom in the Uniform Rust Observation Nurseries

11lJ~J

in 1941

----[AverC1ge for I13

stations I

I519467500515492538 j488566 1

558 CJl591 -J

535 I-

535 j

467 j

290 219 i

5-919 ~

318

18320028828513818613~8

4429220511

1

)

--~---

30 100 75 T- 30 100 65 65 20 65 2035 100 80 T 20 lOO 65 60 15 65 1530 100 80 T 20 100 65 70 15 65 3035 95 85 5 20 lOU 65 70 15 65 3540 100 70 5 25 100 65 70 20 65 545 100 80 5 40 100 40 80 25 60 3545 85 80 20 20 100 60 70 20 60 1550 85 86 10 30 100 65 80 20 80 4040 90 80 20 30 100 65 80 20 70 5050 100 88 40 40 100 65 70 10 80 5035 100 90 10 40 100 65 60 10 70 4555 90 85 5 WO 80 60 5 70 40

10 75 90 25 FO 65 60 5 65 T10 90 40 10 15 90 20 15 2 25 25

5 20 60 T 15 80 15 20 5 10 10T+ 10 T 0 25 5 10 1 T 20

15 T T+ a 5 5 T T 0 T T10 60 0 20 lOO 25 45 15 25 -10 3 25 10 20 90 5 -~ 15 T T20 10 25 0 15 75 20 10 15 T T25 - 15 55 0 30 100 25 20 15 l 10

5 20 60 T_ 20 100 25 25 25 T 1020 T 20 0 15 80 5 T 5 T T20 5 45 0 15 90 10 15 5 2 T15 5 10 0 15 90 10 T 3 1 520 5 5 D 5 T 5 3 T T10 T 1 0 5 10 T T 2 T T

5 5 0 0 10 5 T 1 T T5 0 T 0 0 T T T 2 T T

30 0 2 0 10 T 5 2- -T T

0 e IMchigan Amber 5620 40 65Trumbull 5657 2 50Denton 8265 10 65Fulcaster 6471 15 65Ivioditerranoan 3332 5 70Minhurdi 5149 10 80Purdue No 1 11380 10 50Wobash 11384 25 65Fultzselection x Hungarian 11849 20 60Ful tz selection x Hungarian 11850 15 60Fultz selGetion x Hungarian 12017 10 6~

FultzsGlection x Trumbull 12018 2 50SBmihard Red

HUssar 4843 T 65Kawvolc 8180 T 35Minturki 6155 T+ 45HOPe x Hussar 11682 T T

HoPe x Kawvolc 11959 0 TRed Rock x Hope 11821 T 50

Hard HedtKnnred 5146 0 60TeIlll18rq 6936 T 70Khurkof 1112 T+ 75Molukof 1898 T 80Comanche 11G73 T 35Pownoo 116G9 T+ 35rowvule x Tonmorq 11956 0 25M1rquillo x Oro 11851 T 10M1rqui110 x Oro 11979 T 10Hope x Turkey 11964 0 THope x Cheyenne 11969 0 TH-44-Minturki x Minturldl 12022 0 T

Is ft R d

Variety or cross

Ii

~bull~bullbullbullmiddotbull1

~ ~

J

-~

rmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddot

~

SU1EmRY OF PLOT DAXLii

The 1941 crop Vls subjected t)severe -rintorkilling L l~ebroskn ci1d yeninuesoto hession bull I

fly and 16efrust~~ in Nebroslm ~d KnnSos Clld both led qnd steD rust infection farther

southII

Ill Oklcll0t and Texqs tdomch Ll0isturc YJQS reqe~v9d QJ1d ot sor10 stations lJUVest VloS

difficulti

(

In the southltrn district Kawvale x TenmarqCI 11959) a new va~iety in plots ranked

first fOJ yield with Pamee and CoJlaJilche second acd ~hird xspcctivelyI -

The Blackhull wheats (Bla~lili~li EJrly BlackhUll end ChictkDn) lodged or broke over

badly in the south~~~aJst~ict-under ~heextreIieiyrot coJ)ditiohsc

In tho central distrJctQvrnlte~Gorinnche and Chiepoundlon ~md the highest averoge yields at

six stDtions- 11he~o 1faricyics mde tlese averages in spitc ofvlint~rl~ning in ~Tbbraslro caused

by th6ArDistice Diy itorm~

i

HdreDpither vCgtricty d~d ICll in 1941 duo to

The bmiddotluvior of PowilCe Cfld COlJllnche is fairlyconsistont ot all stations in tle soutlcrn

ondcQntrol rlistricts cxceptot lIorthiPlcgtttc +

win~erkil1ing lt1J-ll neither roucs higllhcthb longer tine ltlv-eruges foryieldI

In the ~Qrthem dist~ict Minatd x ~i~11rdi (CI 8888 ho(l thO highest overgeyic~d 0)

five shtionsKhorkof rnIiJced seconaiond Yog~ tMrclI

Tle tVTO ncvrly naned hcots Cononche olld Immce nucle good records Cooancle is being

increosccl ot Chillicotheolcltbe plcn i~ bo Clistribute it froD t~1~t station in 1942 Pownee is

bc~ng increased and purified d WJltmhoJtcn Q1dLincoln Nebrcslm IlnS clecided to iistribute the- - Imiddot

j

variety as soonos seed is avoiloble but 10 clcpoundin~te action las beetl tolton by IC-1o1Sos WhileI

neither is 0 perfec~ vorie~y it is f61t thot each is a step fottlord JTJCl eoc~J sloulcl clo well in

its-~pted 2Xeo

fn Mil1Ilcsoto the behavior of cOJtoin FM x Mi~turki2 ~trQins WltiS pleasing ~hese linter

vlhoots corry the Hope resistalce to loaf end sten rust

In the fall of 1940

tJHIFORM YIZLD NUESW _I

the uniform yieldti1UserY was seeded at the same 14etdions in tIle ( central and southern districts as in 1939 AtBushland th nurSG1J was seeded on both dry 8JJd

irrigated lanG4 Th0~ntirsQrYcoriisteaof 30vorietios cnd strcinsoach seeded in tlUee rod-rowbull 1-

plots IJIhe Il1llber of plots of each Ir~iety at a station varied from throe to five In tabIe 18 )

tiJC varieties mokirJg up tlle 1941 nursery together with StptQ r-Jld CI nunbcrs arc sho~m -

-------1IIIi

------~-----------

31 -

Tlt)biols -Vori~tios of Tintor lhoct grmm in tho uniform yioldpus9ry1941

~ -~t~r-~~~_~_- --t~~Lstt1~omiddot orhybrid nunbor

I Khnrkof 1442 -------Blf3cidiu116251 -------Erly Bhckhull middot8856 -------Nebred 10094 Nobr~ l~o 1063

IComncllO 11673 KD11S lTo 2729Kanred x Blackhull 11844 Nebr No 1098Pnvmee Ii-S69 Nebr No 1086Hope x Cheyenne 11969 Nobr sel No 363339Kawvale x TOIlllkIQ 11950 Kans 1102726bly Blackhull i TennUq 11952 KanSi No 2739Konrcd-Ihrd Fodoratiop x Minlmrdi-Mipturki 11970 Alltrop No 130Fort Collins selectiop 11971 E G 1143Cheyenne x TentllDIq 11972 Kons Ho 2748Cheyenne x Terunarq 11973 KUns lTo 2751Kawvnle x TenLnrg 11956 Dentop DTo 35-34-117iYhrtin x Tonmarq3 11823 D0nton~0-50-3~128Kanrcci-Hnrd Fedoration x TOl~q 11974 Dopton No 37-34-54Konrod xH~po-K~rd Fodoration 11975 Akrop Bo 533Konrod x Hopo 11976 Akron No 850Compound Cross 11977 A1Uon No 874 Choyonne x Thrly Blockhull 11999 vVoodv-rard No 1126CpoyorJj10 x Ebrly B1ackr-ull 12000Woodtmrd l~o 1127 1

Blackhull Xcrloyorrq 12101 H G No 40-102 IBlocldiull Tcnmrq 12102 H C No 40-115Choyonno x TomlDJ-q 12103 ll1s10 2749Choyonno x Tcl1Darq 1210~ ~ons No 2750 I

Knwval0 x Tonpcrq 11992 iobr No 1114 IHope x lJurkoy 1069 11964 Nobr sol tIo 363401 _I

KonrodHardFodqration 25007 x TorJDltUq 12)06 Donton sol No 25-34-44 IEinrcid-lbid FoderatiJn 142 c ToImUo )2105 Donton sol No 3334-303 I

----- ---

A cODpL-rison of tho 1941 list wit~1 tlrt of 1940 will S1011 onuobor of changos in tho nur

sor T011 strai~1s which SO~~JDod to bo 1ocldng ii1 ogronooic volue ond which roro not 110aded for

ecological studios IOrO roplocodby norror soloctims As S0011 as a strin is shown to bo 10ckirot

in somo tDIiortont chI[1tr it is omittod frootho nursery qlthoughit still my bocontinuod

at individual stotims Tho strais mvLg tho bost porfoJlOllco il1tho nursoryaroadvQncod to

plot triols 1m attOLlpt is also mdo to avoid too llJ1y dU1Jlicc-t ions botvroon plot ond nursery

tosts

DATA OBTAINED

In tiibl0 19 oro prosontod tho dta fron tho 13 nUTsorios No d~to Joro roportod from

Stilhntor bGcous~ of dipoundfo~ontial stQl1ds duo to sood trotnont tQLld from North Platto duet-o

wintorkillil~g FbI 0~Ci1 station tho variotios oro list~a ~11 o~c~orof tllo 1911 yiolds anClO1ly

the Ct poundlUii~ois nro given ~or id~l1tificationbull ~vor~go yiolcsru1d rOJll~sfor thoZ-yoar poriod

1940-41 arc givon TI1orevo~possiblo~ Pata othor tl~)yio1~ aro includcdvn10ncl]jroctors conshy

cornoclsoooocl to be rol~tod t) yiold or vrhon tho dDta shorrod lifforoncosboliovodto bo of inshy

torost

At DOlton tho nurso~y yiolds ~Toro sonovrbct bottor tl11l1 -th)sO obtoinod from tho plots

_________________________________--L ~_~ _ ___~

32

The highest yielding 1ori6tiGs~middotcrcCI 11952 C()nnnche CI 12104 und 11956bull Foro bull 1 bull bull ~

the 2-yeor period 1949i41 centu~ nupbq~sl~$Q2~ 11956 ruld Pomlee hoiro rod the highest ov~~Ctgc ~ bull ~ -i-middot~middot bull(~

yields KlDrkof llL1d the ioWs~~r~~eylq1dfor -Chis some ]criod~

The stroITQ-S reth~rtlmiddot~t~picothe rmd before h2XVcst considerblo loelgingo~ - - bull - ~gt~)j bull - 1

curred in most of the V~idtioSmiddot middotAfltf70fbe stiffer stXouorl stroins nercQo~lChq GI~ ~lm

bors 12102 11964 ond K~k~f lh16 B1ockhullmiddot ond l1rly$itCl9lJl11 s~J~ieel tlicC)~e~t str6~~ bullbull ~ i bull bull ~ bull bull -

Consiclercble rust cl079loP9d Jsppqiql]Jyon ~usceptibL vorieties while CI~ Iros lH~64 11969 ~ ~- tmiddotmiddot-~middot~middotmiddot 11 ~ i-

and 11956 showed some resistmce to bdth lealbnd ster1 rust ~ Septoria irifection~m~hOOliy on

all vorietmiddotio~ eicampPt(iIlti li9S6~~esJtv~i~h~vmre 10Wr~ging from ~6~6 to 8~pounds per

bushel

- 6Zbus~lCls per ~r9Jii~hPtivirc991~

- - I

nunbors 11976 Qildli97idt tll~bo1tOtiJ- - - ~ -

nui1bcrsl199Z rrl 12104 2t tho top of~16 list G-l1c1 qfr~

For the Z-yell joriodthroQ15t piuf3 aic tiod for~i~$tbull bull d _ bullbullbull

p1oce in yield noDelyPlt-~momiddoto CotibtJpl~omiddot and CI11973 Duri tins ~iirio peri6dNebrqclKlm~ t r bull

-

I bull bull

TIe highest yiolcli~lgVorioti6~yc~cIIi

kof md CI 11977 middothil1t10i~6ii~centrg6lt7ioldsbull l_-~_ ~- )~ f ~ i lt-

In the irrig2ilQcluursery tlt E3u$l~l1ii~lt os llOig2ts ranged frOD55~Ot o6i5middotJ1oUI1Jspdi~u - i bull ~ ~ bull

shel ad t10 yields fr6h40~4t~ai~2bu~~dlspcr acre - -

PovJnee C I llU9b0rs yl972 oclmiddot I199sthi1o]brly l3Lockhull C1ld CI 11975 ~qrd low tJ~~1940

and 1941 Yieicl~middotbyen9middoti~1middot~6r~ i~bl1tit ithe $e t~oe voriqtJ8stli1~ poundotedfi~~t ~n~[~4~middotmiddotVlCr(3

blso ~igl poundor t~e 2-yClt1Z averoge

The drJr land ~~s~y atl3~~~ffCL gave yields only ~Jig~ttY 1ower than those in the irri_

g~t~d nUse~r~l this estconsid9~JlJble)oafrustd~Vieioped onsvsCOl)~ib1eva~JOti6smiddotpound1Jlclthe [

~st vmights vmr9 $QIlow1W-t 10vwrthaniiIl tho i~rigatee1 nurs9I lheTbiot ies hoving the highest I

yields wereG~I nuppors 1Z105 1199Z~ DIld PO-Jllee while CJ~ 11915 ~6b~od~ QLld CI 11971 1ero ~ -- - l lt - bull bull

low GI 11l50 Pa010e and Cltl~6 11lJvo the highest ~yc(~ro~prgc intliis d-ry lGnd~

sory test ~ -

lt

StroxT IlQS Ullusually tall rt WQ~ehlTrd Vlit~l hoig~1tS Jol1gil~froo45 to 53 inchos i1d CIS

IJight be expectod COllsidercb10 lodgihg qccuJted botore lZVest SODe of the stronger sbroTodimiddotmiddot middotmiddotmiddot middotmiddot

strainsrere CInunbqrs 11977 1197~ oncl 121OZ ~e$t weights lTerp fqirly good illriost cosesbull bull bull bull 1- e _ bull

01tlOUg~l one vr~rict~IW0 woigIlt of~6 pouncls per bus1el Two vorietics c I ilunbors 11952 C-l-w

11972ri91dec1mprethml 50 buslels pprlcre~ CJl(l 11 vc1rietiesmiddot gt(1 yiOld bot7oen 4OQJ1i 50biishy

shell por nerebull Bo~ed~l1 tho2-YO~t-~crge the J1igllostfi~ldingvoHoticsmiddot lC~~ CI ilW1borsmiddot-bull

11972 ~1952 0ld l19 wljilo NCQre~ CI 11969~ oJ1clCI~ i1977IXtd6thepoorest yidld ~ecordbull

At MDcl1Qttcm LQclgi1l~ ilOSrqpo~ed for 0)1 v~rietiQsLiltj~ough CI Ili~f1bcirs il974 11971 bull i - -_ ~- i

mcl 11977 stooel up t~le best ~c1f Jrust rcoclii1gs llOrO foitlyl1ig+1 i~l nost coses DJ+etcol~idcr6blo

S~9Ll 1llst ~~eve~qped bull 91ointoxburomiddot]Qs f[lj7~y g90~ 0c1 test neights~ lith on Oxc9t~~ir~god

-33 ~

froD 55 to 616 p01X1lS pOI bushel Tho ~ighost yioldiucvGriety CI 11950 gave 413 bu~hels

per acre while thelore5t yield vlUs168 bllshels1er acry( Additional vpxieties giving-tho

bet~bcr yields were C~I12l-9amp CI1l956 qnd Pavmeebullfor the 2yoar period cl 11950ronked (

iirst Pawnee second OJidCT 11952 thiro This last ThUled variety is exbroiaely early [~d is

boing considei-oel as a p05siblo subst i tuto f01 Ehrly 1lockhull Strnins such as Khoi-kOf BlocY_

hull and Nobrodhave boen q1dto low in yiold tho lcst two y~rs

Wint erki11ing occurred at ibys with SOLle VJriotios having survivals as 10VI as 63 p()rcont

11I

while others CltlJ1e through the winter with porfect sta-cls StrQJmiddot vms fairly tdl and dorisidoroblloaf rustdevclopod Ol~ all suSccptiblevariotios~Thoyielcl rcmiddotngod from 525 to 196 bushols

per ncro lLnking tit the top of tho list Jero CI numbors 11~5Q1l974 ond11972 d~lilo Jt thlt

bottm 1I~rcNebrod ond ]hrly Blackhull in tlds cso a lctcQnrl onoxbroDoly oarly variety In

genoral the lS4L yields nro in lile ulth ullO 2yoar wcrBe

No w1wberkilling was reporiedfrom Akron but the dry wecthor previous to harvest causedmiddot

straw to be short test VTeightslight and yields low The lighost yields 7ero reportod for C

I numbors 12105 l2l06aca 11952 No 2-yoar avoragos are sholm for this station sLlcO tho

1940 crop v~s a fai~c

At Fort CollL1s grmrlJh VJaS hoavy as l+sua1 the strm1 las tull undbeforb bargest all va

riotiesIere lodgod completely Yields ranged from 69 bull3 to 449 bushels per acre The throe

highest yielding strains Lll 1941 Tore CI numbers 11974 11970 3nd Comnnche For the 2-)roar

period CI 11974 raDkod first folloITed by Crnumbers 1~950i 11970 c-uiQ Conmche

Test Teights at Hesporus ranged froll 60 to 64 pounds por bushel aJd tho yields from 648

to 349 bushels per oore The Mghost yielding vorieiies lere Blackhull cr 11971 Nebred

and COLlCXlcllo 011 oflhich gavo moro tIm 50 bushols lJor ocre ~nscd on a Z-yodr averagef

Comanche had telO ~ighost averoge yiold poundol1Oled by Blockhull CI 11972 old C~r1l974 The

agreenent betllOen tho 2ye8r nvelngo o1d the 1941 yields is lotsO goocl at tllisstation

Winterki11ing was very severe at Ames but the rellJtionship between survival and yield is

not very close For example cr 11969 lith a wnter survival of 86 percent yielded close to

the bottom while Cl 12101 with a survival of 26percent rmuod secOnd for yiGid so it is

apparent that other htizard~YiOre prE)sent Test vrOig1lts whore obtained rangod from 543 to 590

pcn~nds per bushel The highest yieiding v~~rieties v[ore Nc)redC 14101 bnd KJ-1rkof The six

lowest yiolding strains gave lessthnn 10 bushels IJer acre~FOr~ tho ~yo6r poriod 194041 CI

1197f has hd tho h~ghest avorage yidld follmmd by Nebred Pa~moe end CI 1195Z

AtL~ncoln t110 November freoze causQd consid~rablewintorkUliilgand therelationsllip

botlTeen middotlintor surVival anltlyield iis fairly goodbull incre~re 5omo exceptions in tInt Nelired

Cl 11971 elld Kll2rkof rith good survivals ru1k6cl rolctively lQYI iny-ield This 1DsproboblY

~

ctlusod b~r 0 combiIl)ti0l or Joopound rUst lnfotion~ hossion fly ~1lngo ~d tho h~ ~ough~bull All

varieties except Pamee Carrieda foiply heavy lecpound rusb infect ion and testvreights were ratherbull bull bull ~ ~I ~lt 1

low langing from 44~O to 592 pounds ]jar pushel~ wo varietJ~sC bullI~ numbers1JS50 rnrl11952

~yields abOv~ 30 bushels -oermiddot acreTlhilo f~mvnietiosCInumboIsmiddot1975 J205 ~ii~77 - i

~bndi1976~yi~ldcd 10sstl1Q1l10 bJShotsporO-ltFo TIloS 10lYiolds T10rC accotap~io(fbY~xhrlJolY

low wintor suwivals Based on tho 2+ycQJavorago JihrJy BJacklmll hndtho nigh9stnverogoI - bull bull bullbull bull bull bull

inciinodto bo vL1tCrtoiiidor~

middot yiold fonowed by CI~tJUIilb0tS1l950~ 11956 t lmd Pamoo~ All ()f thQsostroins are early andI

COllsidcrrblo 1i11torkillingmiddot VJUSrcport 00 from AJliancbut tho dnto arc not too consistont

lith vih is knownofthdhnrdii1ossof tho dipoundforont vc~iotios For 0~10 GI11964 l~d ai

survivnlof l00porcontcomparod bo 8~ -percont for a1lJltof It is YT)1 Mllbtf1l1 if this xol~

tionshipis correct Grail1 quQlityvtLS poundcidygood JlJdyiolclsxogcd fro 0 21bull3 to 84 busholsj gt - ~ gt bull bull bull bull ~ bull bullbull bull

poraCroCl Dunbers 12102 121OJ~i[u1dKl11rkofampvctho highest polds in 1941 andCl l11Woo

middot bors 11975 11956 D-ld 11977govo thoi 10I10stones ior tflC lJ~r p oriod CI 11972 rc-Jko~

fiist for yielii K11rkofsecond CO~1Cho t1ird and Jqn_ecf(gtUxth

~obl0 1~ - Agro1ooic Q1d other dcto for uniforo willtor uhot varictics BiomiddotJ11 in rcplicQt6c1middot j

nursor-plotsincooporotivecxporioqnps at12 stti6ns in t10 hprd r9d ~yintor vlheot lnroa iJ~ 1941 and nvor-ge yiqldsfor 193g41

bull

Imiddot

14

23

7

611

middotmiddot15 i

91011 ~

13

245215

23322120125223~5

203

VS 36 580 196VS 34 q5~O 181V$ 35 560 17~91532 560169

S 31 545 167VS 37550 166VS35 588 165VS 35 540 165VS 33 560 164VS 34 635lt 161VS 36 50~0 155VS 35middot 5~5 151VS 33 560 154vS ~31 565 150VS M 54~0 149VS 31 510 146VS 31 510 1lt11

VS 3~ 560 141VS 34 5SW 13~9vS 35 560 136VS 35 51~5 13~5VS ~2 560 121VB 33 56 0 middot119VS 32 56~O 115 213 12VB 32 50 3 J1o3 lQ3 17 VS 3lt1 9~O li1 212 i$ XS

Smiddot12 470 9 7 l~ 6 16 I

v 31 500 74 19 19 VVSS 32 170 73 182 18_

34 166 67 130 20)DOCli yic1CIio~ Oiiy lio-middotinrieties IS7 ousl1cIs--

Denton TeJmS(OW 1 ) our p pus

Ptv 0CI

number

11952 April32 1fny26 601511673 April 30 middot1~by31~ bull 15 2012iQ4 ~pr~l 39 June l 15 151l956loiloy 5 tUne1middotmiddot 5 15

11669- )by 2middot JUl1C 1 13 1512105 April 29 lvhy 30 4 28

12000 prp24~26 60 ~311992 April 30 ~ 3q 10 23i2103 tllili)T 2 JulQ2 10 a5li974 ~pril 29 JUlio 1 13 4511823 by 6 June 2 10 1812106 ifby 1 June 1 5 28

11972 Ithy 1 June 1 18 20li961 YJ6y 2 JUJo l T ~ 011019

0 97~t~pril 81bY middot3135 5

May 6 Juno 2 73 13 11950 Yoy2 JIJll0 ~ middot3 25 A856 -t-oiil 22 ~vftw 2~ 58 811969 ~By 5 lIDY 30 0 011899 by 4 middotJun02 18 35 118middot1L ~Jay 2 JULJO 2 56~5

12101 ~v1Y 1J~)q~ i 58 0812102 ~IJccy 2 Junol 53 Igt

6251 ~4V6 Juio ~ p5 18JlSn uJpiy 2 ri Jii-1Q 118 5511876 poundtiV 3 Juricl 63 2011870 thy 1middot middotJUno 1 65 83

11977 1441 6 Juno 3 80 3511971 ubv- 2 JUll0 2 73 36I 1442 ~ Juno lt1 55 40

monaiirucrrar ofa Clifferonce botloOD tho

- - bullbull~_c- 0_ -bull ~-

TO-ble 19 - (Co1tinued)

ChilliCQt)l~middotTe~s--rFoux plots----

- to

1

I

-r- -_~_ ~~ Leat-IL~pging r-w~e )j ~vo~o-Yr-- -- C~I bull~ Dah iHQigh~rust I eld 1940-41 BarJltn1lIlb er headeC-Lmiddotmiddot i

Percent PcrcClt Mels Bushelsr- ------ CInches39~- 11669 Maiv 7 ~ 30 241 213 1

11992 May 6 39 20 10 231 12104 May 2 40 20 15 2211673 IIuy 2 42 8 5 21Q 213 111973 IipoundW 2 38 25 15 214 213 111972 May 7 bull 41middot 25 20 211 2Q5 412103 May 7 41 20 10 20611956 ivJay 9 40 T- 10 193 17~8 912102 iicy 5 37 65 5 17411964 ihy 2 35~ a 5 17middot0 I11970 Ilioy 2 42 50 20 159 180 8 I11952 April 26middot 33 - 50 60 156 176 10 8856 April 2middot1 34 65 95 152 183 511950 ~i~ 2 39 ~ 75 152 151 1211823 LlJay 8 41 25 ]0 148 181 6 I

I11999 lbiY 6 34 65 90 147

112106 Ihy 5 38 20 75 1-1712105 llioy2 42 5 40 14511974 Lioy 2 10 20 30 140 162 11 I118M lib 6 37 50 60 136 181 6

I12000 April 25middot 33 65 95 136 I12101 ihy 6 38 65JJ 15 128 11969 lihy 8 38 ]1 25 120 142 13

I11975 iby 1 36 65 15 87 129 1511lt12 ~~ 11 40 65 5 90 111 19 I6251 bullJJy6 36 50 100 amp8 141 14 I

10091 Lhy8 37 75 10 78 middot102 20

I11977middot Boy 10 37 40 85 74 n3 1811976 rJoJr 7 37 65 60 amp4 1l7 1711971 lifoy 7 38 75 100 62 128 16 I

I

Standard error of 0- difference between the meO-n yieldsof any two varieties - 321 bushelsbull

11 Severe firing of leO-ves

t ~

~

r 3P~

rabl0 19 - (Continuod)

~

r-Tmiddot

913

13

71215

26-9239231

250236

29026~290

246214243

middot281

C I HQi~lltl I IIIJXlbo_r_L-==-~==--L---==C-~~r--+-o+l-------tltilt---~c-r+~==+-~gtlt===--~r-t~plusmn-r~~ROr=cn1~ct

~~ 1

lJ669 16 JUri~ 25 32 87 610 104 320 I II

11972 20 J~o 29 34 87 585 392 299 2i11956 21 Juno ltZS) 33 i 85 600 3S3 29~7 3 i

12103 20 Juno 30 35 88 600 383 i11882 18 Julo28 34 85 600 36111969 22 JunoZO 34 87 585 35~611823 20 Julybull136 82 550 34011973 16 June 27 32 86 600 34012104 18 June 273S 88 600 33811673 16 June 27 32 85 600 32511999 20 Julie 0 35middotmiddot 83 605 32512105 16 June 24 32 82 60032111950 17 June 27 33 84p80 31911964 17 June 25middot 28 86 610 31211976 18 June ~e 32 85570 30911977 20 June 29middot 35 77 570 3071210220 June ~ 34 86 600 30 711844 20 June 30 34 86595 middot2991442 24 July 1 36 86 59029811~52 12 June 22 32 87 615 29812101 21 June 30middot 33 85 600 28910094 21 July ~ 31 85 590 27911970 20 June 29 37 85 595 27411974 18 June 28 31 77 565 27212000 14 June 25 32 83 590 27212106 14 June 24 32 83 570 271

6251 20 June 30 3433 82 580363 213 1811971 20 June 29 81 575243 229 16

8856 10 June 2Lmiddotmiddot 32 80 580 ~ 7 1amp5 20 11975 16 June 28 33 80 565 212 211 19 i Imanaarcrerror of a differeJiii6~qiyroojn-1homQanyJo1dsof~~tw6-Yltii-+oti os - 3 ~Dushors----

I

~

ft

- 3$~

~able 19 - (Continued)

37~0 4

380 3

364 5

318 63~0 8middotmiddotmiddotmiddot314 12

341 7[327 9

325 10 J~

I3h4 middotmiddot12 3]5 n

~$~7 15

In1 17

29~4 14 ~

a74 16J

267 18

227 20237 1degJ

53509493491 479473-15244-7middot146433j27126middot12139939638$ 3943793793723563-123263r630~228~8

2712622Lh8Z4~7

6359~Z61616158~1606061i~6661605860585558506157564658605658

5334

3924

5051

294

5316fI8~i18

4045

2054tJ831393025Ii211129133155deg50

50495149494850

51SO50

4917

~I S1

564$ 16middotmiddot48lt53

48194948lt1617501545

15 14middotmiddot 12

1614

14gt 11 15

-131415

16 17 J510ismiddotmiddotmiddot13ltlEl13

~i~JP middott6middotmiddot17lt16 lt16-i5 ii

1$16

11 14

512

8109

11 Smiddot1014

1312

102

88

-129

14middotio

J2la

15 913 11

Alt

1514

1195211972121051210312104116691197412102121061199211956121011184411973

88561195011673119981196411823n87011871

625114-12

11975middot1197610094120001107711868

__n~_~2r l~~~j~~tlL6Igtilg Ib~ fgd]~Jvnyln6hcs) (EOrccnt) (ol1nds~-l-ri-~~u-shols) -----i

I

~ ltlO~l 2 i 405 1 i

standai-d error of a difference hetwe~n the mean yields of-any two varfetios - 19Zbushels---middot

~---~-------- --------~

Table IS - (Continuod)

- 3D -

Table 18 - (Continued)

276 7262 926-1 8

239 11243 1022-6 12215 13211 15215 13207 16182 -20205 17W6 18184 19

25 2) 43 5 52526 25 42 40 48527 25 42 60 47025 25 42 50 45224 25 43 5 44820 2Q 43 90 pound13bull726 25 middot14 25 t13~5-

23 21 41 50 13525 25 42 20 middot12~9

27 25 -11 5 middot2325 2lt1 39 10 U7

~ 26 26 42- 75 lt10322 2] 42 -50 38026 2$ 11 75 37625 2~ 43 50 37826

2~ t17 60 371

27 25 10 5 36325 25 44 80 36_025 ~ -13 5 31125 25 42 50 29~8

-26 25 45 80 297 28 2q -11 50 288

27 26 43 90 27526 26 39 60 26927 26 38 85 268

28 28 38 75 25729 28 -12 90 251

-ZS 26 12 80 24~1

27 26 39 80 21~1

10 IG 43 00 19(5

11950 1197411972121041199211952121031210611669119561196111999120001210111973li97011969121021210511673118411182311971119751197611977

14126251

1009lt1middot8856

----aJmiddotmiddotizcrogccr Survival D1e1r _ Rc)ight 1ecd rust cro

number Hoadcd Ii~1bullbullbullo L bull JLcld-----=-=--Lr-Fpcrc-6it 1f1y upo -h n--ch-os--Ircontj (BUSh91s)-J~~----I-

10090

100769391908396

10086

96100

98$8

10088806577

~ 8580

100 63

7677

10096

10098

Standard errorof a difference betw~en the mean yields o~ any twovaxieties - 536 bushels

41 _

Table 19 - (Continued)

Akron Colorado (Five plots)

12105 Way 26 23 545 lS212106 May 28 22 55~0 17111952 Wey27 21 565 14711972 Juno 3 19 57s 14711669 May 28 21 550 14111970 llfiav 29 23 500 139

88q6 May 26 22 560 13611971 lVlay 31 20 545 13511999 June 1 20 570middot 133118t1lf1 IYhy 31 22 565 13312103 Juno 2 20 560 13011S92 l~y 31 19 540 12612104 H~ 30 21 570 12510091 Juno 3 20 570 12512000 IVlay 2821 5middot15 12-4

6251 Juno 2 21 560 1l4n950 (ny 29 21 515 11Zl1S6l lihy 31 13 535 11212101 Juno 3 21 545 no11Sn Juno 2 21 535 10111823 Juno 3 20 540 S911875 lihy 27 IS 560 S112102 ltby 31 21 560 09

14-1 Juno 4 21 560 3911S60 Dune 3 13 550 C711S76 Juno 1 19 5middot10 G611673 ivhy 30 21 500 8511973 Juno 1 20 555 C2

I

11077 Juno 3 18 5middot~5 amp2

11956 Juno 3 10 =--i=5G5-r--~fiF--5=-3r__Stondord orroref Q difpoundororico betwoen bhomonn yioldsmiddotOf QIlJ two vC)riotios -Z09 0ushols

Seeded September 11 emergneSeptembor 17 1940)

I Height --jmiddotweight per=1~vCi~ampO9Cro-[1 C~Ic7llJ=lmib-=o=r----L --Datoh=o=ad=cd I ~ bushcl __-Z_~ __

(Inchos) bull (Pounds BusholS III

I

III

I

I

I

f

Table IS - (Continued

rorbCol~ins Colorodo1(Fjvoplots)

8

20

147

11181617

131012

85

1419

459503~

1734U415~

449

i

46-147547l4S9506459 433

- -- o---~-~- - - - ~--7-IA-V-QrccCtgc~Ocro-t Yield f

el no rDatQ-- - ~lield--1Avertlgc _1~lbii4~h~k=gt ~ush61s) ushels) 1

11(71 May 2D middotlD a GS3 567 1 Ii

llC70 llny 31 _ 52 O 640 523 311673 lvny 30 50 0583516 4 I12106 Iby 29 bull __ 51 a 570 111823 June 2 48 a 566 506 5li950 lviay 30 _ 49 a 560 54~ 2

- 12000 llilay 30 50 0 5601~105 May 28 j 53 0 5608$56 lvhy 27 52 7 557

11971 June 2 51 0556 12102 June 1 46 6 548 11973 lJby 31- 48 o 54311952 lvhy 29 49 18 537

-11975 lvby 30 48 0531iUi56 June 3 46 a 526i19n June 2 46 3 525~ii6S9 Fey 30- 48 deg 52111976 June 1 47 o 50611999 June 1 47 14 506il992 lJaiy 30 47 32 504

11811 June 2 48 18 lt199 12101 June 2 middot16 14 499 11-12 June lt1 48 32 182 6251 lvhy 31 48 1847411969 June 2 47 0middotmiddot lt17010middotj94 June 3 17 a 463

12103middot June 3 48 a 160 )1977 June 3 46 a 458

1196middot1 14ay 3C)middot 16 5 457 12101 iIay 30middot 19 0 MS

H bull i bull

StnnaDrd error of a diffcreiiCC ~otwccn thcmc(]l] yiqldOs of iinytvio voriotios =546 buShels

I

~

- 43-

Table 19 - (Continued)

scsperus ColorC1do(Tl1rce plats seeded September 27 1940)

Imiddot n~~rr ~~~l--=uigh ~

porRDnkbushel

I I ----- -~ ~ugust=- ltInches I POUoJds) ---

6251 10 4-1 63 618 509 2i llSn 10 ~ -12 63 5604 419 3

10091 8 l ~ 10 62 558middot B2 -0

ll673 middot12 62 539 514 1()

8856 5 J laquo 44 63 492 440 711974 9 42 62 475 443 4

12101 10 lt 44 64 474 12000 8 42 63 463 ~

12102 12 44 62 458--11823 10 lt13 60 456 400 1011976 12 40 62 lt156 442 5ll81fl 9 44 63 451 408 911972 8 flO 62 4t 472 3ll950 6 n 02 -134 399 II

1112 9 42 62 428 388 1211973 8 41 63 123 370 17ll969 10 12 61 418 343 1911992 8 14 62 -11-7 11999 8 11 6lt1 -n7ll961 8 lt12 62 n~

ll669 7 f bull 38 63 107 378 1412104 12 44 62 10412105 11 44 62 404ll956 9 14 63 101 374 1512106 11 13 62 39611975 12 42 62 394 367 18ll952 3 40 64 377 310 2011977 10 38 61 357 374 1512103 12 44 62 M9ll970 11 45 62 329 388 12

bull Standard error of a difference between the IOOan yields 6f any tWQvaJieties = 768 bushels

f

I

Table 19 - (Continued)

1- ~

t ~ bull

o14

AIDos Iowa (Jiourplots)

10094 69 588 288 403 212101 26 E86 255 fl1442 34middotmiddotmiddotmiddot 528 247 366 7

11950middot 51middotmiddot 554 221 377 -511999 middotmiddot 45 588 22111844 51middot 578 220 356 1111971 1-3 556 220 424 111972 35middot ~ amp72 208 366 711956gt 55 590 201 364 912103--- sa 587 195 11952middotmiddot 66 588 170 390 412104 ~ 64bulllt middot585 16812000middot t 579 16211669 78 S~r4 16-1 391 311992 10 573 16111974- 61 543 160 369 612102 2~ 598 158

6251 78 579 155 346 1311973 54 586 155 354 1211823 li4 544 154 357 1011970 28 5704 114 342 1411673 60 563 139 33 1511964middot 51 579 1358856 18 581 119 328 16

12109 J 15 563 9511977middot 6Q amp0 2amp2 1811975middot 71lt 72 299

_ J 17-

11969 86 ---- 57 270 2012105 13~- -_ 4111976 _5 32 271 19 l_

~~~df~~e~~let-~en

Standard

the yields ororyy two~6rieties= 249 bushelsbull-

error mean

- 45 -

Table 19 - (Continued) L~col~ebraslm

(Five p1ots~ seeded acpt01~er 25 emerged September 30 1940)

9

8

13456

715

17

161814

11131012

227221232225

1965186207

32~5 280 21t7276 272

--~l~till~~r gtti~~ - ~f~1-ei~~0 vre~-~TICJlV~ Jlvera~~clf==1 ~~~~_l~rvival)le~~do~rmpeIreacti~zrl_ _ J bush~l- ~~el~~ 1940-~L ~~1k_1

Pc -ilij June 1L1) -Wosf Bu ~Bu- I11950 65 29q4 22 35 568 317 316 2 I

11992 6525 25 34 557 3098856 69 P 20 3 36 592middot 295

11956 66 2pc 26 2 32 57r 28011669 65 33lt 24 2 34 564 26811844 56 25 27 3 36 568 25811952 702~ 20 3 35 58824412102 5626 27 3 33 57 7 22112101 61 26 27 3 32 568 19411973 57~5 26 3 34 55~(j 19112000 51 43 25 3 33 55~4 18610094middotmiddotmiddot 84 Z6 26 3 32 543 17411964 56Z6 25 2 30 51-0 17111971 74 Zo 26 3 34 518 154 11972 60~7 27 3 32 518 15111673 57Z5 26 3 34 526 118

1142 76 Z7 c 28 3 34 550 itG11999 46Z7 28 3 31 539 14612104 44 Z5 28 3 32 amp-10 137

6251 69 ~rlmiddot 28 3 34 550 13511970 63Z6 26 3 37 510 13~iJ12103 middot16~7 27 3 30 539 13311823 51~7 28 3 31 17-2 13211969 - 52 Z7 27 1 32533 13611970 13 ~6 27 3 28 195 12312106 41 35 25 3 30 510 -110111975 29 (37 28 3 28 190 6612105 29 AS 28 332 510 6SllSn 39 29 28 3 2810 55 174 20

I 1197e~ __~~ 29 28 bull 3 2747~~_54 185 19__1

Standcud error of 8i differ9nc~bet~loenth9rmoan yieldsQany1-wbV1arieties 298 bushels

l 1 and 2 arc degrees of resistance 3 and middot1 degrees ofsliscoptitbility

f

46

J

109 10

106 1191 17

120 994 15

106 ll101 1393 1679 2090 IS96 14 G5 19

Ronk~-

i150 2 t141 4

I154 1

137 5147 3 I

130 6

128 7124 S

Table 19 (Cont inuod)

AlliOJlce NebraSka(Thiee plots

C~I

number

12102 80 JiinC3 21 610 21312101 88 Jime3 3() 625 206

1112 88 JuneS 27 610 1$911669 85 June 2 20 605 lSS11972 83 JJine 3 19 615 lS712103 gO JUlle2 20 600middot 18~9

6251 75 JUIle2 23 620 bull lS~311973 87 JUiEl 2 19 615 lS111673 85 June 2 21 610 IS )12105 60 J~l 23 605 17910094 97 Juil3 4 18 615 18-511844 90 Jun13 1 20 EiOO 15~912104 middot83 JUfl92 20 595 15712106 $3 JL1Q 1 22 590 1511992 S1 Junel 21 56~0 15311964 160 June 2 19 580 119

8856 83 Yay30 20 590 13411999 88 Juile 2 17 600 13312000 ll8 JUIioZ IS 595 13311950 87 JU1Q 2 17 570 12middot2U969 90 Juno2 17 590 117nS74 88 Junel 18 580 ll6ll91 92 June 2 17 575 ll211952 M Juno 2 16 58middot0 1071+823 87 June~l 18 580 10311970 OS June 2 18 610 9911979 68 Junc2 19 585 8611975 15 Juno 2 21 585 B911906 ~3 JUne 2 17 575 061197 78 Juno 3 19 600 84

Standard error of a diffcrcnCebetwoonthe moan yi~lds of ~ly twovarieti~~ = 389 bushels

iL-s

- 47-

STANDARD EBROBS

Standard errors were calculated for each station as outlined on page 21 of this report

In table 20 will be found the number of plots t average yields and standard errorS for the unishy

form nursery grown at each of the 12 stations~

9-411512

7middot63575

132227237145

187321335205

265453474290

696 492 348 891

369 301 213 719656 5~36 379 1057

331 209 148 1279864 546 386 7329 Ll0 7~68 543 1228

353 249 176 1101

1 73 298 211 1234188 399 282 19~25

---_

Imiddot -l__Stl1daril er OJ opound a ---_== iSbgle~DifferOJ1Ce ~l 1

I plot between oeDLlS lfuSlio-rs=~rcenr

(Bu~hols BUshcs Ij

ITexns

Denton 4 1403Chillicothe 4 1501Bushland ~Irrig~ted) 4 3105Bushland Dry) 4 252i

OklahomaWoodward 4 3904

hJsosIvbnbnt t an 3 2964hys 3 3585

ColoradoAkron 5 1157Fort Collins 5 5270Hesperus 3 4416

IowaAmes 4 1599

NebraSkaLincoln 5 1710Alliance 3 1465

Table 20 - Nwnb)r of plots averGge yield and standard errors for the uniform yield nurseryat each coopmting station in 1941

NUmber -+---XVerageStation of yield of

~lots vDrietiesbushels)

SUIJlifLBY OF NUBSERY YIKLDS

The yields of the 30 varieties of winter wheat groW1l at 12 stations (13 nursories) are

sWllIIlnrized in table 21 whore ~he varieties are listed in order of the 13-nursory average yield

These avemgcs arc of int erost only insofar 1sthey shaw the generai adoptat ion of the vcriety

A more detaile~ study is possible i as the vcrieties also have been Dvercged and ranked by Stotes

Pmmee hDd the highest aVerage yield in 1941 rhis v2riety rankod first in ~exns ol1d

f Nebr1ska sixth in Oklahoma and Kansast f()(rteenth in Iowa ord seventeenth in Colorodo In 1940

Pmmee ranked second in the nursery and again made its poorest record h Coloiiado Cheyenne x

Tenmarq (CI 11972) rnnkcd second ~~ing its best record in K~s~s ~his strain ~id the highest

average yield in 1940 Li third place WC1S KalTv2Je x TOl~rq (cr 11950) a wheat that ros been

high in yield for sc)voral years in spite of a tendency to shcttor under certain conditions

KamiddotNalO x Tenmarq (CI 11992) rOJked fourth culd KDxNnle x ~e1llIDrq (Cel 11956) fifth ~he avo

rage yields of the four leading varieti~s differed vGry little It should be lintcd out that

tho first tlOlve vorioties had ~oxmrq as one parent In this sune group four varieties rod

KmNale os one Drent DLid i~1 three cases CheYOJu1e laS used in the ClOss Eighteen hyblid strnini

rI

IrImiddot

I

bullI I -- per acre Iz IN1rm Iemiddot Iowa eP~1rP CoIOrte1o pound ~

ii C~I I lIuh- 1 I I I I I I 1 ~ I I I J 13 I=~ i 1Cldl-1 1IIiu1 1aIIilble- JIBIIIlIOOl1-middot~ 1AIlbmkl ill8$iLi_ AlU-A~ BamkJori aAllnDdleit- Ae-JIaak1 I S~ 1 u- DIF (rnc~ -- rampampel 0middot I colin aileerace middotJCol- i tPenalftCllI lut1eot1IenAllid)_ I ~ bull I bull 0 I I bull UD I Imiddot I

I

III

Jampbull

I -

iftliaart errOl o~ bull _ (1IuIIelII) 132 227 1115 2- 096 21 3079 211 1middot16 211 2~12 116 86 1118 5middot1l 228 0 080 J I Is~ error ~ bull _ (~) 91l1 1512 515 16 5005 1middot91 11910middot51 639 1101 12- 19025 nll 132 1219 ~2I 6JJ 11l II I

- 49-

ronked obovc Faxly Blockhull ond 21 nere obove Blackhull OCld Nebred Again the Hope crosses

failed to give good yields as Hope x Tuxkey 1069 rmkcd cightcenth Hope x Cheyenne twenty-fifth

Qlld KlJlred x Hope tVlCllty-ninth In the 1941 nuxsory three strains had [werage yields lamr thDn _

Khnrkofchock

Tvrenty varieties have beon grovm iE the nuxscry for the 2-yccr period 19middot10-1941 Clt 11

stations vlith 12 nuxseries These dnta are presented in tob~e 22 lhcre the yields are avoraged

by States and the vC1rietics are listed in order of yield at all statiolS Cheyclmo x Tel1m~tq

(C I 11972) bad the highest avercge yield being consistontly high at 011 sttions excGIJt in

IO7au1d l~ebrcsko uhere wintorkilling wos heavy KavJValo x Tenmarc (Cl 11950) roikcd second

and PmJnee third These tvro strains had consistentB performuncos except trot Pavmee roc1ked fifshy

teenth in Colomdo Kawvale x TC11lIlurq (Cl 11956) ro1ked fourth COlIiltlIlChe shth 1hrly Blachshy

hull tenth and Black~u11 tvmlfth Nebred and warkof hnd avcroges considerobly lovlOr tlmn the

earlier vcxieti0s Etrly Blockhull x TollJDXq (CI 11952) hod 01 IverG-go yield considerably

higher Uwn Fcrly Blackhull In spite of tl-Je viintcrkilling ct the more northern stations grom1g

nurserios in 1941 tho oorly lalf-rustresistCJ1tvcrioties rlgcin rere at the top of tho list

for yield

Dato for c1klXocters other than yield cxe Qvorcged and presented in table 23 Since all

stations did not report the same datathe number of stations entering the averages is shawn at

the top of each column

Winter survival data show Nebred to be the most hardy variety in the nursery TvJO KltUlrea

Hard Federotion x Tenmarq strains (CI 12105 amp1d 12106) proved to be rather tender The rest o~

the varioties lu1d survivoJsthnt variod aver a I11frOVl rongo bull

Farly Blocld1ull is still the earliest vorioty in the nuxseryAt cleven sktions ipound 1VG-o

raged two days oarlier in headbg tlJDn Ebrly Bladldlull x TenmGrq (cr 11952) and three days

earlier than ChcyoTJ1Je x Thrly Blockhull (Cl 12000) Sevoetecn hybrids in the nuxsery rod rnv~

rage dates of he1ding e1Tlier thlt-n Block1mll ~Xkof ws the latest V1rilttty in thG lIllrSor

This gives a clear picture of the empmsis being ploced on cCXly vrheats in thoarea Ripening

datcs bring out about the same differences Qlthough the sprood is not so grect

Height measurements vcre reportod from all except one nursery and the averages showed

KltmredJhrd FederCtion x MiIlJmrdi-Mintuxki (CI 11970) to be the tallest and Hope x Turkey 1069

(Cl 11964) the sholtest athel vaIieties shOUwd very little differcl1CQ in averag0 height

Lodging data were reported from four st~tions )J1d indicated some differencesmiddot ~he weak0si

strawed vrieties were l31ockhu11 E1rly Black1lull and CheyeIlile x ]1rly Blcckbull (Cl 12000)

The IGastlodgir~was reported for Nebrad Ivbrtin x TOJ1PlOrq3 (CI 11823) and BltLckhull x Ten

marq (CI 12102)~

--

faltb ~ -~ of Bence Fie14 of ZO wbhr whea YUieU cr- ill _Uelll Fie14 _erie bull U aUon in lla 1l8I4red riDur whea 1eC10nbull 1~1

a I t llpllle1 pH Ia I I Jtpe Pr I Japmiddotu COXon4lp I Ina f - 1tratIla ~I bull I I IJlaU-Illpell-l I I I I I I I I I I I I I I I I I 2 I

1 t 8Iie7 or I 01 IDa- 101l11l-1 1Ul41 1a1llAn- lBultI1J~III lAy I Ihr I Ay i a I Ir IAlA-IAy I I- Ia I _811 on I cohe(IlIi+(Drr 1l8p I - IftIlll 1lIuIk1~I_1 daDk 1001- 1p8n81 ZIJaIi-IJIaDJt I aohle I r-BaDkIUle Ia I I _4118114) I I I I I I 11M I I I I I I I I I

IIq~n z 8uaIq 1172 ~1 205 29 11 232 3 40 1 ~9 32~ 31tmiddotl 3 506 ~12 1Ns9 3 ]66 7 221 15 I bull 312 IlKarial i arq 1150 2O1a 151 281 19middot1 20 bull 31t l 1 352 386 1 ~~ 9 ~7middot2 5 middot7 5 llmiddot 10 211 t 30 I11_bull 11669 25middot~ 21 32middot0 lbullL2~5 I 31middot0 _o~ 29bull9 311 ~

3Tbull1S 19 ~ -~~l ~ 271 ll~ ~1_ I

llawnJOZ aDUlq 1156 21middot ll ~1 16 235 2 36~ 5 31middot3 30 ~lis ~~ ~3~2 13 280 bull 9 i

llured-IIuIlJe48laUonz8uaIq 11971a 2115 162 middot3 162 203 10 38middot0 3 2 ) 561~ 50middot5 2 369 6 2001 120 16 13 291 IIaouoie 11673 252 21middot3 236 16 217 ~ ~7 9 350 29 5 bull ~-6 5~515 1 5 1 22 l~O 1S1 12 29 IllallJ B181llt1ml1 Z auaJq

~=281 176 23middot1 15middot5 211 6 1 2 3S~ 31middot1 2 7~5 ~o ~ 19 0 272 106 I 7 291 I

lIaIlIet Z Blackmll ZO 11 269 169 206 9 JIJbullbull 6 1lmiddot7 ~ 210 lis 7 10 356 11 276 12 ZO~O ~ 212 I I

IO~lIIIile Z aazq 11~U 19middot 21 290 15middot0 21~2 5 ~o bull 6 276 30middot6 7 ~ ~0~7 11 35~ 12 2 1~bullJ 5 bullbull1 I~1ulJBlacldml1 IS 25middot2 18 1middot5 11 1middot3 12 llmiddot~ 12 6 1~ 260 12 ~9 0 ~o 9 32middotmiddot16 32middot5 lG217 1 269 I

1~1Di ellMIq 1112 middot215 181 26 lla ZO2 11 32middot5 io 261 226 2~1 11a ~6 400 ~5 bull t 7 10~~

1011~bullbull 16 265 I Blokml1 6251 21 llal 21 10 17~ 15 2S1 15 211 ZO5 2~ 15 ~ 509 ~7middot1 ~6 l 17 11 26 Iilaprell-llull JederaUonz II1Ilha141- IIi lIiDUrId 11970 196 10 211a 12 11 l ll 12 26bull 262 26 11 52 l Zf-l li 1~ 206 l 120 ~~

260 IIJ~_ a011iDe eleoUon 119n 182 12 22- 5 156 19 31middot5 11 ~bullbull middot215 25middot71

~~ 1 ~ 1 221 1 1 260 1Ie_et 1~ 221 102 21a6 10 169 17 - 267 18 2 186 218 19 ~t ~~6-11 110 2 2~2 128 18 11 ~~ lliope Z alureilD 1~~ 25 1~2 290 17middot0 20~ 7 27 19 27 26~ 27110 1a52 ~ ~ 18 27~0 20 18 1 1 18 7 IlliieIkof 13middot0 111 2 1~ 15 20 271 i7 27middot2 12 227 11 ~7 31 1 1~ 36middot6 7 225 150 11 bull 2~ IlIaDJoe4 Z Iope-Bar4 JeIlerUOD 1115 2middot3 12 2lJ 106 170 16 29~ 1~ 260 21~ 2middotZ 16 ~7~1 ~7 1 15 ~9 l1 12 0 li ~7 23middot I1bDie4 z IIope 11976 212 11middot7 250 12middot5 17middot6 lla 27middot~ 16 25middot7 215 2 17 la 2 ~s 12 27middot1 19 18~ 1~9 12 1 2 IICClllp01Ul4 orobullbull 11971 1~9 11 26 16 15 18 22middot7 20 20 207 20 20 1 3l~ rlmiddot 20 212 18 11 5 10 20 21_ II l-

~I

-

Leai rust

Varieties roving

- 52 -

reodings were reported rom five und stem rust reodings from twomiddot stotions

low re~ngs for both diseosos were Jomiddotllee KvlVole x T~qmiddot(CI 1195Gi)

Hope xT~key 1069 (CI~ 11964) Hope xChcy~rme(C~I~ 11969) und KovNQle xT~1IllQrq (9I

11992)

Kernel plump~Ss data were2e]orted from two statio~ aha these havegtbeen averaged and

DATA mOM TREDlSEASE mmsmus

Bmfr NUElSmY

For convenience tho doto from tho vniform Iilinter nhcot bunt nUsery ore includod in this

report Tl10se dnto (table 24)Tore ~ecurec1in cOQpcr~tion with AgroiJqmist s O)ld Potllologists

working in the area

j

f

1

- 53

UNITED STAT1S D]PAaTMENT OF llGRICULTURE

Bureau of Plant IndllStry

SUMiYIbEX OF THE GBElu PLAINSmiddotUN1FOBM WIhrm~ BUNT NUESmY 1941

By HI A Rodenhiser Pathologist and K S Quisenberry AgronomishWheat Investigations TIivision of Cereal Crops and Diseases

The uniform winter wheat bunt nUrsery for tho Great Plains area wos continued in 1941 inthe same manner as in previous yeaxs This report presents 0 sumnnry of the d1toobtoined in1941 together vlith lbhe averages formiddot the vaxietliies grown dUring different periods from 1932 to1941bull

In the fall of 1940 50 varieties and stroins of uinter wheot were SOVl1l in duplicotC8-foot r01S ot- ten stotions in the GrCtJt Ploins and ot BozemaJ1 1bnt KecrneysvilleW VoBeltsvill e M4 and Logan Utah BeCouse of unfovor2blc environracntalcolldit ions for bunt Jonshyfaction or subsequent plont grovrth no cL-m VlOre obtolned in the nuDseries seeded at- Lincoln andNorth Plotte Nebr and at St Poul Ivlinn ThedJta from 10 nurseries axe averaged The SllUt trot developed in the Logan utah nursery was caused entirely by the so-called dworf bunt orgOroniso and therefore the infection pcrcQntltgcs ore not included in the averages for other stationsThe nurseries included vorioties that hud shown resistw1ce in previous years and Igtromsing nm7strJins supplied by sevotal of the cooperat ing stat ions

Inoculuo for nost stations inS obtained fron the previous years IfUrsery at that stationby selecting bunted heads poundroD all infected vriGtics end froD collections DQrle froD faroersfields in the State where the test was made For the IvWiliatGan eXperioent the inoculum laS acomposite of racos knovm to be present in Kansas For the Kearneysville and Beltsville teststhe seed was inoculated with a cotlposite Dade 1lp of inoculum frOD all of the other nurseriesClean seed vms planted in the Logon nursery Q1d infection resulted fron the soil bormc organisn

The vurieties axe listed in order of the avertge infection at the 10 stations Thesemiddotaverages ranged fron 01 to 671 percent The average infections for SODe standard varietieslere as follows Ridit 20 Relief 26 Hussor 32 Minturki 91 Yoga 95 Nebred 103ond Oro 172 Of the susceptible check varieties Kh1Xkof had an average iIlfcction of 360 Cheyenne 39bull0 Quiviro 518 and Chiefkwl1 671 TJO hybrid strains hnd averogo infectionslovler than Ridit These were Oro x Turkey-FlorQamp1Ce (F9) and Hussar x Kmred (CbullI 11989) Fourselections fron the cross Hope x Turkey 1069 bad aver~ges 10Ter tlDJ1 the porelit varietyTurkey 1069 (CI 10016)

At the bottom of the table are shovm the average infections by stations rhe heaviestinfections with inoculum other than the dwarf bunt vmre obtained at Bozeman Ivlont Fort CollinsColo and lviurJbattan IWns A study of the lbnhattan Akron Fort Collins ond Bozemun dda gives some indication that different races mltJY be present ot these stations The behavior of thevarieties at Logon is of interest in thlt some of those eorrring rOpoundistance to the races presentin the Plains are also resistant to the dvrnrf bunt present at Logon In other cases strains trot

are quite susceptible on the Ploins see~ to be ~oderotely resistent ot Logon

Longtine averages are shovlD for vorieties gr~m for more trAT) one ye~bull For the period1932-41 Turkey 1069 (CI 10016) Nebred ond Hussor hcvo the 10middote st avero~es For the 3--yeorperiod 1939-41Hope x HussCX (C~I1l834J Relief 2nd Hepe x Turkey 1069 ~CI 11964) hmiddotweshmm the nost resistance Severol of the vcrieties trot mve beon highly resisttnt in thesetests and are othervlise agrononica11y desiroble axe being tested llith individ1U11 races tht havebeen identified in all of the wheot grovling areaS

bull j

i

86

j 1O~106101

7middot96

middot_----~----------------~~-~-~------~--------------------

rI

55

UNIFOBlvI WINTER vrnm RUST NURSERUS

In t~bles 25 ~~ 26 ore presented dQto qn severity of le~f~rust md s~g~~~t infection

on the 30 voxieties qf winter vThed grown Ll rust obss~tion nurseries t~ltgQgheIJ~ tho oountry

in 1941 These nurseries Jre LUintained froD yeor to yecr ~s part of n J1Jert ~elQUrQh progrno

corried on Ll coopcrotion ui th agronorUsts and patll010gists erployed in the ~evoru Stdes CODshy

cerned Lcter t 0 cooplete report of these nurseTies ui11 be issued 8c1d th9 rust percotCges my

not agree ent irel rlth those presented here since the clto sItovm in this less de~oilecl raport

include only figures for the severity)f infection

Differentiol dato for leed-rust hlfection -rare obtdneclfor the vcriotips ot 20 stotHJlS

(toble 25) In cnlcul~ting the over~get Q trace (T) ~ns considered2s equal to O Aoong the

seuihJrd whects Hope x Russlr (CI middot11682) Hope x Konvde (CI 11959)~ ~lcl Red Rock x BGpe

(C o 11821) Ind the lC)VTest ovemge infoctions Of the lnrd VIhBats IIt-uqui110 x Oro (CI 11979

and CI 11851) t Hope x Cheyenne (CI 11969) a1d tavrvnle x Tenrnorq (CI 11956) had averoges

less thaR 20 percent In the snme tests susceptible voriotieshad aver~ge infections of from

60 to 715 percent

Stem~rust readings showing differential reaction wore raported from 13 stations (table

26) Among the hard wheats the mosb pronoun~ed resistancQ vJUsmiddot shovm byHopb x CheyOJlIle (CI

11969) Hope x Turkey (CI 11964) Mnrguillo X Oro (C~I 11979 Cw1d CI 11851) t ond R-044shy

Minturki x lVJinturki (CI 12022) Of the semihard mGQts Hope x Knvrvole (CI 11959) and Hope x

HusstX (CI 11682) md low nveroge infections

Toblc 25 _Severity of 1e1 rust infection on ninter nheQt vQrieties gravm in the Uniform Rust Observation Nurseries in 1941

VGriety or cross

~

5355 302 50T+ 25

15 305 15

1 70T 501 65T50T 35T+ 10

T 301 50

1 65T+ QOT 5o 10o 1 T 25

0 25T+ 30

T+ 30T+ 45

433131054 4128

30 13313~3

806570

70 36765 11975 56770 46460 24460 26140 180middot25 15835 15465 21865 190

170 261

80 63 080 71535 35880 64910-63 390Q5 8HO t9 010 t5a I1099 OJ

15 117 m15 124 I

65 245

B565

100100

6520202540202515

46 SO10 50609025 5T 10T 70

2S 1525 lt1585 6040 80

T 255 40T 25T 255 Z5T 25T 10T 20

251015

TTT

20355

2010

15203030

52020

101010

1

30 25 80 - 9025 60 80 9015 5 80 8020 65 80 9020 -40 60-8Sshy20 85 90 10030 40 60 9010 T 25 10

1 T 20 105 T 10 20I T 10 20

T 10 40

70502060eo6070101015

510

753075

55

10

106080704030401510102015

9595809595959020

5Q

5070

7010100102010

100100100100middot

75202020

T55

20

30506030104020

TTT13

503080TTT

75 5060 7060 540 8070 middotmiddotmiddotmiddot6065 9085 4040 T

3 23 2

25 T20 20

25351575T5

JO30504040252020

55

103

9090gt9595Sfr80857570657030

8585

51060G5

8090

70207580556570551095

2525402510

TToo

oT

402585-~

T

-

85100

254065shy6525

5T

3T

10

3525middot9590

52525TT

105T

759510

10085

10075

5252

15

5060

100TTT

35

2525

325

3T2T

3

225615

115

5

)5252010

5352middotJ

515204025

60 7560 9510 545 10000 100Z09015 20

5 55 T

30 T3 T5 T

355

75T5T

7590306585-85452010101550

1530

57

1055

-0ooo1+

607075551045

51020656065

40755580755520

3551

20

T122

5211T

502510

253010152510

51TTE+5

TTT5

51020TTT

152025101510101515201015

50754050404020

T

fSoit Bed ~hignn Amb er 5620 751 TiUIllbu11 5657 80~~tDcnton 8265 50ti bullbull M(3Jster 6471 90

~tmiddotgtoiit~~~ioncon ~f~ ~gampi Purdue no 1 11380 80r~WijDas1i 11384 60t middotEUitzsel x Hungarian 11849 50~Fultzseh x HungaXion 11850 45~rbulll ~tz sel x HuDgorian120l7 30)middotFultzsel xTJWIlbull 12018 40

~H~eHt~=Redmiddot 4843 50~l Kawvale 8180 ~ 35 I~nt~~i 6155 50I Hope~Hussor 11682 20 HQpc~ KuwvrUltl 11959 20

Red~o~k x Hope 11821 35

atI~ ~ep7 51 A6 I~liiiiibda J 50 Tcnmarq 6936 65

Kharkof 1442 75Mala~of 4898 80Comanche 11673 40

I Pawnee 11669 30 Kawvale x Terimarq 11956 35

Marquil10 x Oro 11851 50Marquil10 x Oro 11979 30HOpe x Turkey 1069 11961 25Hope x Cheyenne 11969 20E-41oMinturkix Minturki lAJ22 70

~ -l

=_---~------------ ~----------------_ --~~~_-~~~

Table 26 - Severity of stem rust infection on winter wheat varieties grom in the Uniform Rust Observation Nurseries

11lJ~J

in 1941

----[AverC1ge for I13

stations I

I519467500515492538 j488566 1

558 CJl591 -J

535 I-

535 j

467 j

290 219 i

5-919 ~

318

18320028828513818613~8

4429220511

1

)

--~---

30 100 75 T- 30 100 65 65 20 65 2035 100 80 T 20 lOO 65 60 15 65 1530 100 80 T 20 100 65 70 15 65 3035 95 85 5 20 lOU 65 70 15 65 3540 100 70 5 25 100 65 70 20 65 545 100 80 5 40 100 40 80 25 60 3545 85 80 20 20 100 60 70 20 60 1550 85 86 10 30 100 65 80 20 80 4040 90 80 20 30 100 65 80 20 70 5050 100 88 40 40 100 65 70 10 80 5035 100 90 10 40 100 65 60 10 70 4555 90 85 5 WO 80 60 5 70 40

10 75 90 25 FO 65 60 5 65 T10 90 40 10 15 90 20 15 2 25 25

5 20 60 T 15 80 15 20 5 10 10T+ 10 T 0 25 5 10 1 T 20

15 T T+ a 5 5 T T 0 T T10 60 0 20 lOO 25 45 15 25 -10 3 25 10 20 90 5 -~ 15 T T20 10 25 0 15 75 20 10 15 T T25 - 15 55 0 30 100 25 20 15 l 10

5 20 60 T_ 20 100 25 25 25 T 1020 T 20 0 15 80 5 T 5 T T20 5 45 0 15 90 10 15 5 2 T15 5 10 0 15 90 10 T 3 1 520 5 5 D 5 T 5 3 T T10 T 1 0 5 10 T T 2 T T

5 5 0 0 10 5 T 1 T T5 0 T 0 0 T T T 2 T T

30 0 2 0 10 T 5 2- -T T

0 e IMchigan Amber 5620 40 65Trumbull 5657 2 50Denton 8265 10 65Fulcaster 6471 15 65Ivioditerranoan 3332 5 70Minhurdi 5149 10 80Purdue No 1 11380 10 50Wobash 11384 25 65Fultzselection x Hungarian 11849 20 60Ful tz selection x Hungarian 11850 15 60Fultz selGetion x Hungarian 12017 10 6~

FultzsGlection x Trumbull 12018 2 50SBmihard Red

HUssar 4843 T 65Kawvolc 8180 T 35Minturki 6155 T+ 45HOPe x Hussar 11682 T T

HoPe x Kawvolc 11959 0 TRed Rock x Hope 11821 T 50

Hard HedtKnnred 5146 0 60TeIlll18rq 6936 T 70Khurkof 1112 T+ 75Molukof 1898 T 80Comanche 11G73 T 35Pownoo 116G9 T+ 35rowvule x Tonmorq 11956 0 25M1rquillo x Oro 11851 T 10M1rqui110 x Oro 11979 T 10Hope x Turkey 11964 0 THope x Cheyenne 11969 0 TH-44-Minturki x Minturldl 12022 0 T

Is ft R d

Variety or cross

Ii

~bull~bullbullbullmiddotbull1

~ ~

J

-~

rmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddot

~

-------1IIIi

------~-----------

31 -

Tlt)biols -Vori~tios of Tintor lhoct grmm in tho uniform yioldpus9ry1941

~ -~t~r-~~~_~_- --t~~Lstt1~omiddot orhybrid nunbor

I Khnrkof 1442 -------Blf3cidiu116251 -------Erly Bhckhull middot8856 -------Nebred 10094 Nobr~ l~o 1063

IComncllO 11673 KD11S lTo 2729Kanred x Blackhull 11844 Nebr No 1098Pnvmee Ii-S69 Nebr No 1086Hope x Cheyenne 11969 Nobr sel No 363339Kawvale x TOIlllkIQ 11950 Kans 1102726bly Blackhull i TennUq 11952 KanSi No 2739Konrcd-Ihrd Fodoratiop x Minlmrdi-Mipturki 11970 Alltrop No 130Fort Collins selectiop 11971 E G 1143Cheyenne x TentllDIq 11972 Kons Ho 2748Cheyenne x Terunarq 11973 KUns lTo 2751Kawvnle x TenLnrg 11956 Dentop DTo 35-34-117iYhrtin x Tonmarq3 11823 D0nton~0-50-3~128Kanrcci-Hnrd Fedoration x TOl~q 11974 Dopton No 37-34-54Konrod xH~po-K~rd Fodoration 11975 Akrop Bo 533Konrod x Hopo 11976 Akron No 850Compound Cross 11977 A1Uon No 874 Choyonne x Thrly Blockhull 11999 vVoodv-rard No 1126CpoyorJj10 x Ebrly B1ackr-ull 12000Woodtmrd l~o 1127 1

Blackhull Xcrloyorrq 12101 H G No 40-102 IBlocldiull Tcnmrq 12102 H C No 40-115Choyonno x TomlDJ-q 12103 ll1s10 2749Choyonno x Tcl1Darq 1210~ ~ons No 2750 I

Knwval0 x Tonpcrq 11992 iobr No 1114 IHope x lJurkoy 1069 11964 Nobr sol tIo 363401 _I

KonrodHardFodqration 25007 x TorJDltUq 12)06 Donton sol No 25-34-44 IEinrcid-lbid FoderatiJn 142 c ToImUo )2105 Donton sol No 3334-303 I

----- ---

A cODpL-rison of tho 1941 list wit~1 tlrt of 1940 will S1011 onuobor of changos in tho nur

sor T011 strai~1s which SO~~JDod to bo 1ocldng ii1 ogronooic volue ond which roro not 110aded for

ecological studios IOrO roplocodby norror soloctims As S0011 as a strin is shown to bo 10ckirot

in somo tDIiortont chI[1tr it is omittod frootho nursery qlthoughit still my bocontinuod

at individual stotims Tho strais mvLg tho bost porfoJlOllco il1tho nursoryaroadvQncod to

plot triols 1m attOLlpt is also mdo to avoid too llJ1y dU1Jlicc-t ions botvroon plot ond nursery

tosts

DATA OBTAINED

In tiibl0 19 oro prosontod tho dta fron tho 13 nUTsorios No d~to Joro roportod from

Stilhntor bGcous~ of dipoundfo~ontial stQl1ds duo to sood trotnont tQLld from North Platto duet-o

wintorkillil~g FbI 0~Ci1 station tho variotios oro list~a ~11 o~c~orof tllo 1911 yiolds anClO1ly

the Ct poundlUii~ois nro given ~or id~l1tificationbull ~vor~go yiolcsru1d rOJll~sfor thoZ-yoar poriod

1940-41 arc givon TI1orevo~possiblo~ Pata othor tl~)yio1~ aro includcdvn10ncl]jroctors conshy

cornoclsoooocl to be rol~tod t) yiold or vrhon tho dDta shorrod lifforoncosboliovodto bo of inshy

torost

At DOlton tho nurso~y yiolds ~Toro sonovrbct bottor tl11l1 -th)sO obtoinod from tho plots

_________________________________--L ~_~ _ ___~

32

The highest yielding 1ori6tiGs~middotcrcCI 11952 C()nnnche CI 12104 und 11956bull Foro bull 1 bull bull ~

the 2-yeor period 1949i41 centu~ nupbq~sl~$Q2~ 11956 ruld Pomlee hoiro rod the highest ov~~Ctgc ~ bull ~ -i-middot~middot bull(~

yields KlDrkof llL1d the ioWs~~r~~eylq1dfor -Chis some ]criod~

The stroITQ-S reth~rtlmiddot~t~picothe rmd before h2XVcst considerblo loelgingo~ - - bull - ~gt~)j bull - 1

curred in most of the V~idtioSmiddot middotAfltf70fbe stiffer stXouorl stroins nercQo~lChq GI~ ~lm

bors 12102 11964 ond K~k~f lh16 B1ockhullmiddot ond l1rly$itCl9lJl11 s~J~ieel tlicC)~e~t str6~~ bullbull ~ i bull bull ~ bull bull -

Consiclercble rust cl079loP9d Jsppqiql]Jyon ~usceptibL vorieties while CI~ Iros lH~64 11969 ~ ~- tmiddotmiddot-~middot~middotmiddot 11 ~ i-

and 11956 showed some resistmce to bdth lealbnd ster1 rust ~ Septoria irifection~m~hOOliy on

all vorietmiddotio~ eicampPt(iIlti li9S6~~esJtv~i~h~vmre 10Wr~ging from ~6~6 to 8~pounds per

bushel

- 6Zbus~lCls per ~r9Jii~hPtivirc991~

- - I

nunbors 11976 Qildli97idt tll~bo1tOtiJ- - - ~ -

nui1bcrsl199Z rrl 12104 2t tho top of~16 list G-l1c1 qfr~

For the Z-yell joriodthroQ15t piuf3 aic tiod for~i~$tbull bull d _ bullbullbull

p1oce in yield noDelyPlt-~momiddoto CotibtJpl~omiddot and CI11973 Duri tins ~iirio peri6dNebrqclKlm~ t r bull

-

I bull bull

TIe highest yiolcli~lgVorioti6~yc~cIIi

kof md CI 11977 middothil1t10i~6ii~centrg6lt7ioldsbull l_-~_ ~- )~ f ~ i lt-

In the irrig2ilQcluursery tlt E3u$l~l1ii~lt os llOig2ts ranged frOD55~Ot o6i5middotJ1oUI1Jspdi~u - i bull ~ ~ bull

shel ad t10 yields fr6h40~4t~ai~2bu~~dlspcr acre - -

PovJnee C I llU9b0rs yl972 oclmiddot I199sthi1o]brly l3Lockhull C1ld CI 11975 ~qrd low tJ~~1940

and 1941 Yieicl~middotbyen9middoti~1middot~6r~ i~bl1tit ithe $e t~oe voriqtJ8stli1~ poundotedfi~~t ~n~[~4~middotmiddotVlCr(3

blso ~igl poundor t~e 2-yClt1Z averoge

The drJr land ~~s~y atl3~~~ffCL gave yields only ~Jig~ttY 1ower than those in the irri_

g~t~d nUse~r~l this estconsid9~JlJble)oafrustd~Vieioped onsvsCOl)~ib1eva~JOti6smiddotpound1Jlclthe [

~st vmights vmr9 $QIlow1W-t 10vwrthaniiIl tho i~rigatee1 nurs9I lheTbiot ies hoving the highest I

yields wereG~I nuppors 1Z105 1199Z~ DIld PO-Jllee while CJ~ 11915 ~6b~od~ QLld CI 11971 1ero ~ -- - l lt - bull bull

low GI 11l50 Pa010e and Cltl~6 11lJvo the highest ~yc(~ro~prgc intliis d-ry lGnd~

sory test ~ -

lt

StroxT IlQS Ullusually tall rt WQ~ehlTrd Vlit~l hoig~1tS Jol1gil~froo45 to 53 inchos i1d CIS

IJight be expectod COllsidercb10 lodgihg qccuJted botore lZVest SODe of the stronger sbroTodimiddotmiddot middotmiddotmiddot middotmiddot

strainsrere CInunbqrs 11977 1197~ oncl 121OZ ~e$t weights lTerp fqirly good illriost cosesbull bull bull bull 1- e _ bull

01tlOUg~l one vr~rict~IW0 woigIlt of~6 pouncls per bus1el Two vorietics c I ilunbors 11952 C-l-w

11972ri91dec1mprethml 50 buslels pprlcre~ CJl(l 11 vc1rietiesmiddot gt(1 yiOld bot7oen 4OQJ1i 50biishy

shell por nerebull Bo~ed~l1 tho2-YO~t-~crge the J1igllostfi~ldingvoHoticsmiddot lC~~ CI ilW1borsmiddot-bull

11972 ~1952 0ld l19 wljilo NCQre~ CI 11969~ oJ1clCI~ i1977IXtd6thepoorest yidld ~ecordbull

At MDcl1Qttcm LQclgi1l~ ilOSrqpo~ed for 0)1 v~rietiQsLiltj~ough CI Ili~f1bcirs il974 11971 bull i - -_ ~- i

mcl 11977 stooel up t~le best ~c1f Jrust rcoclii1gs llOrO foitlyl1ig+1 i~l nost coses DJ+etcol~idcr6blo

S~9Ll 1llst ~~eve~qped bull 91ointoxburomiddot]Qs f[lj7~y g90~ 0c1 test neights~ lith on Oxc9t~~ir~god

-33 ~

froD 55 to 616 p01X1lS pOI bushel Tho ~ighost yioldiucvGriety CI 11950 gave 413 bu~hels

per acre while thelore5t yield vlUs168 bllshels1er acry( Additional vpxieties giving-tho

bet~bcr yields were C~I12l-9amp CI1l956 qnd Pavmeebullfor the 2yoar period cl 11950ronked (

iirst Pawnee second OJidCT 11952 thiro This last ThUled variety is exbroiaely early [~d is

boing considei-oel as a p05siblo subst i tuto f01 Ehrly 1lockhull Strnins such as Khoi-kOf BlocY_

hull and Nobrodhave boen q1dto low in yiold tho lcst two y~rs

Wint erki11ing occurred at ibys with SOLle VJriotios having survivals as 10VI as 63 p()rcont

11I

while others CltlJ1e through the winter with porfect sta-cls StrQJmiddot vms fairly tdl and dorisidoroblloaf rustdevclopod Ol~ all suSccptiblevariotios~Thoyielcl rcmiddotngod from 525 to 196 bushols

per ncro lLnking tit the top of tho list Jero CI numbors 11~5Q1l974 ond11972 d~lilo Jt thlt

bottm 1I~rcNebrod ond ]hrly Blackhull in tlds cso a lctcQnrl onoxbroDoly oarly variety In

genoral the lS4L yields nro in lile ulth ullO 2yoar wcrBe

No w1wberkilling was reporiedfrom Akron but the dry wecthor previous to harvest causedmiddot

straw to be short test VTeightslight and yields low The lighost yields 7ero reportod for C

I numbors 12105 l2l06aca 11952 No 2-yoar avoragos are sholm for this station sLlcO tho

1940 crop v~s a fai~c

At Fort CollL1s grmrlJh VJaS hoavy as l+sua1 the strm1 las tull undbeforb bargest all va

riotiesIere lodgod completely Yields ranged from 69 bull3 to 449 bushels per acre The throe

highest yielding strains Lll 1941 Tore CI numbers 11974 11970 3nd Comnnche For the 2-)roar

period CI 11974 raDkod first folloITed by Crnumbers 1~950i 11970 c-uiQ Conmche

Test Teights at Hesporus ranged froll 60 to 64 pounds por bushel aJd tho yields from 648

to 349 bushels per oore The Mghost yielding vorieiies lere Blackhull cr 11971 Nebred

and COLlCXlcllo 011 oflhich gavo moro tIm 50 bushols lJor ocre ~nscd on a Z-yodr averagef

Comanche had telO ~ighost averoge yiold poundol1Oled by Blockhull CI 11972 old C~r1l974 The

agreenent betllOen tho 2ye8r nvelngo o1d the 1941 yields is lotsO goocl at tllisstation

Winterki11ing was very severe at Ames but the rellJtionship between survival and yield is

not very close For example cr 11969 lith a wnter survival of 86 percent yielded close to

the bottom while Cl 12101 with a survival of 26percent rmuod secOnd for yiGid so it is

apparent that other htizard~YiOre prE)sent Test vrOig1lts whore obtained rangod from 543 to 590

pcn~nds per bushel The highest yieiding v~~rieties v[ore Nc)redC 14101 bnd KJ-1rkof The six

lowest yiolding strains gave lessthnn 10 bushels IJer acre~FOr~ tho ~yo6r poriod 194041 CI

1197f has hd tho h~ghest avorage yidld follmmd by Nebred Pa~moe end CI 1195Z

AtL~ncoln t110 November freoze causQd consid~rablewintorkUliilgand therelationsllip

botlTeen middotlintor surVival anltlyield iis fairly goodbull incre~re 5omo exceptions in tInt Nelired

Cl 11971 elld Kll2rkof rith good survivals ru1k6cl rolctively lQYI iny-ield This 1DsproboblY

~

ctlusod b~r 0 combiIl)ti0l or Joopound rUst lnfotion~ hossion fly ~1lngo ~d tho h~ ~ough~bull All

varieties except Pamee Carrieda foiply heavy lecpound rusb infect ion and testvreights were ratherbull bull bull ~ ~I ~lt 1

low langing from 44~O to 592 pounds ]jar pushel~ wo varietJ~sC bullI~ numbers1JS50 rnrl11952

~yields abOv~ 30 bushels -oermiddot acreTlhilo f~mvnietiosCInumboIsmiddot1975 J205 ~ii~77 - i

~bndi1976~yi~ldcd 10sstl1Q1l10 bJShotsporO-ltFo TIloS 10lYiolds T10rC accotap~io(fbY~xhrlJolY

low wintor suwivals Based on tho 2+ycQJavorago JihrJy BJacklmll hndtho nigh9stnverogoI - bull bull bullbull bull bull bull

inciinodto bo vL1tCrtoiiidor~

middot yiold fonowed by CI~tJUIilb0tS1l950~ 11956 t lmd Pamoo~ All ()f thQsostroins are early andI

COllsidcrrblo 1i11torkillingmiddot VJUSrcport 00 from AJliancbut tho dnto arc not too consistont

lith vih is knownofthdhnrdii1ossof tho dipoundforont vc~iotios For 0~10 GI11964 l~d ai

survivnlof l00porcontcomparod bo 8~ -percont for a1lJltof It is YT)1 Mllbtf1l1 if this xol~

tionshipis correct Grail1 quQlityvtLS poundcidygood JlJdyiolclsxogcd fro 0 21bull3 to 84 busholsj gt - ~ gt bull bull bull bull ~ bull bullbull bull

poraCroCl Dunbers 12102 121OJ~i[u1dKl11rkofampvctho highest polds in 1941 andCl l11Woo

middot bors 11975 11956 D-ld 11977govo thoi 10I10stones ior tflC lJ~r p oriod CI 11972 rc-Jko~

fiist for yielii K11rkofsecond CO~1Cho t1ird and Jqn_ecf(gtUxth

~obl0 1~ - Agro1ooic Q1d other dcto for uniforo willtor uhot varictics BiomiddotJ11 in rcplicQt6c1middot j

nursor-plotsincooporotivecxporioqnps at12 stti6ns in t10 hprd r9d ~yintor vlheot lnroa iJ~ 1941 and nvor-ge yiqldsfor 193g41

bull

Imiddot

14

23

7

611

middotmiddot15 i

91011 ~

13

245215

23322120125223~5

203

VS 36 580 196VS 34 q5~O 181V$ 35 560 17~91532 560169

S 31 545 167VS 37550 166VS35 588 165VS 35 540 165VS 33 560 164VS 34 635lt 161VS 36 50~0 155VS 35middot 5~5 151VS 33 560 154vS ~31 565 150VS M 54~0 149VS 31 510 146VS 31 510 1lt11

VS 3~ 560 141VS 34 5SW 13~9vS 35 560 136VS 35 51~5 13~5VS ~2 560 121VB 33 56 0 middot119VS 32 56~O 115 213 12VB 32 50 3 J1o3 lQ3 17 VS 3lt1 9~O li1 212 i$ XS

Smiddot12 470 9 7 l~ 6 16 I

v 31 500 74 19 19 VVSS 32 170 73 182 18_

34 166 67 130 20)DOCli yic1CIio~ Oiiy lio-middotinrieties IS7 ousl1cIs--

Denton TeJmS(OW 1 ) our p pus

Ptv 0CI

number

11952 April32 1fny26 601511673 April 30 middot1~by31~ bull 15 2012iQ4 ~pr~l 39 June l 15 151l956loiloy 5 tUne1middotmiddot 5 15

11669- )by 2middot JUl1C 1 13 1512105 April 29 lvhy 30 4 28

12000 prp24~26 60 ~311992 April 30 ~ 3q 10 23i2103 tllili)T 2 JulQ2 10 a5li974 ~pril 29 JUlio 1 13 4511823 by 6 June 2 10 1812106 ifby 1 June 1 5 28

11972 Ithy 1 June 1 18 20li961 YJ6y 2 JUJo l T ~ 011019

0 97~t~pril 81bY middot3135 5

May 6 Juno 2 73 13 11950 Yoy2 JIJll0 ~ middot3 25 A856 -t-oiil 22 ~vftw 2~ 58 811969 ~By 5 lIDY 30 0 011899 by 4 middotJun02 18 35 118middot1L ~Jay 2 JULJO 2 56~5

12101 ~v1Y 1J~)q~ i 58 0812102 ~IJccy 2 Junol 53 Igt

6251 ~4V6 Juio ~ p5 18JlSn uJpiy 2 ri Jii-1Q 118 5511876 poundtiV 3 Juricl 63 2011870 thy 1middot middotJUno 1 65 83

11977 1441 6 Juno 3 80 3511971 ubv- 2 JUll0 2 73 36I 1442 ~ Juno lt1 55 40

monaiirucrrar ofa Clifferonce botloOD tho

- - bullbull~_c- 0_ -bull ~-

TO-ble 19 - (Co1tinued)

ChilliCQt)l~middotTe~s--rFoux plots----

- to

1

I

-r- -_~_ ~~ Leat-IL~pging r-w~e )j ~vo~o-Yr-- -- C~I bull~ Dah iHQigh~rust I eld 1940-41 BarJltn1lIlb er headeC-Lmiddotmiddot i

Percent PcrcClt Mels Bushelsr- ------ CInches39~- 11669 Maiv 7 ~ 30 241 213 1

11992 May 6 39 20 10 231 12104 May 2 40 20 15 2211673 IIuy 2 42 8 5 21Q 213 111973 IipoundW 2 38 25 15 214 213 111972 May 7 bull 41middot 25 20 211 2Q5 412103 May 7 41 20 10 20611956 ivJay 9 40 T- 10 193 17~8 912102 iicy 5 37 65 5 17411964 ihy 2 35~ a 5 17middot0 I11970 Ilioy 2 42 50 20 159 180 8 I11952 April 26middot 33 - 50 60 156 176 10 8856 April 2middot1 34 65 95 152 183 511950 ~i~ 2 39 ~ 75 152 151 1211823 LlJay 8 41 25 ]0 148 181 6 I

I11999 lbiY 6 34 65 90 147

112106 Ihy 5 38 20 75 1-1712105 llioy2 42 5 40 14511974 Lioy 2 10 20 30 140 162 11 I118M lib 6 37 50 60 136 181 6

I12000 April 25middot 33 65 95 136 I12101 ihy 6 38 65JJ 15 128 11969 lihy 8 38 ]1 25 120 142 13

I11975 iby 1 36 65 15 87 129 1511lt12 ~~ 11 40 65 5 90 111 19 I6251 bullJJy6 36 50 100 amp8 141 14 I

10091 Lhy8 37 75 10 78 middot102 20

I11977middot Boy 10 37 40 85 74 n3 1811976 rJoJr 7 37 65 60 amp4 1l7 1711971 lifoy 7 38 75 100 62 128 16 I

I

Standard error of 0- difference between the meO-n yieldsof any two varieties - 321 bushelsbull

11 Severe firing of leO-ves

t ~

~

r 3P~

rabl0 19 - (Continuod)

~

r-Tmiddot

913

13

71215

26-9239231

250236

29026~290

246214243

middot281

C I HQi~lltl I IIIJXlbo_r_L-==-~==--L---==C-~~r--+-o+l-------tltilt---~c-r+~==+-~gtlt===--~r-t~plusmn-r~~ROr=cn1~ct

~~ 1

lJ669 16 JUri~ 25 32 87 610 104 320 I II

11972 20 J~o 29 34 87 585 392 299 2i11956 21 Juno ltZS) 33 i 85 600 3S3 29~7 3 i

12103 20 Juno 30 35 88 600 383 i11882 18 Julo28 34 85 600 36111969 22 JunoZO 34 87 585 35~611823 20 Julybull136 82 550 34011973 16 June 27 32 86 600 34012104 18 June 273S 88 600 33811673 16 June 27 32 85 600 32511999 20 Julie 0 35middotmiddot 83 605 32512105 16 June 24 32 82 60032111950 17 June 27 33 84p80 31911964 17 June 25middot 28 86 610 31211976 18 June ~e 32 85570 30911977 20 June 29middot 35 77 570 3071210220 June ~ 34 86 600 30 711844 20 June 30 34 86595 middot2991442 24 July 1 36 86 59029811~52 12 June 22 32 87 615 29812101 21 June 30middot 33 85 600 28910094 21 July ~ 31 85 590 27911970 20 June 29 37 85 595 27411974 18 June 28 31 77 565 27212000 14 June 25 32 83 590 27212106 14 June 24 32 83 570 271

6251 20 June 30 3433 82 580363 213 1811971 20 June 29 81 575243 229 16

8856 10 June 2Lmiddotmiddot 32 80 580 ~ 7 1amp5 20 11975 16 June 28 33 80 565 212 211 19 i Imanaarcrerror of a differeJiii6~qiyroojn-1homQanyJo1dsof~~tw6-Yltii-+oti os - 3 ~Dushors----

I

~

ft

- 3$~

~able 19 - (Continued)

37~0 4

380 3

364 5

318 63~0 8middotmiddotmiddotmiddot314 12

341 7[327 9

325 10 J~

I3h4 middotmiddot12 3]5 n

~$~7 15

In1 17

29~4 14 ~

a74 16J

267 18

227 20237 1degJ

53509493491 479473-15244-7middot146433j27126middot12139939638$ 3943793793723563-123263r630~228~8

2712622Lh8Z4~7

6359~Z61616158~1606061i~6661605860585558506157564658605658

5334

3924

5051

294

5316fI8~i18

4045

2054tJ831393025Ii211129133155deg50

50495149494850

51SO50

4917

~I S1

564$ 16middotmiddot48lt53

48194948lt1617501545

15 14middotmiddot 12

1614

14gt 11 15

-131415

16 17 J510ismiddotmiddotmiddot13ltlEl13

~i~JP middott6middotmiddot17lt16 lt16-i5 ii

1$16

11 14

512

8109

11 Smiddot1014

1312

102

88

-129

14middotio

J2la

15 913 11

Alt

1514

1195211972121051210312104116691197412102121061199211956121011184411973

88561195011673119981196411823n87011871

625114-12

11975middot1197610094120001107711868

__n~_~2r l~~~j~~tlL6Igtilg Ib~ fgd]~Jvnyln6hcs) (EOrccnt) (ol1nds~-l-ri-~~u-shols) -----i

I

~ ltlO~l 2 i 405 1 i

standai-d error of a difference hetwe~n the mean yields of-any two varfetios - 19Zbushels---middot

~---~-------- --------~

Table IS - (Continuod)

- 3D -

Table 18 - (Continued)

276 7262 926-1 8

239 11243 1022-6 12215 13211 15215 13207 16182 -20205 17W6 18184 19

25 2) 43 5 52526 25 42 40 48527 25 42 60 47025 25 42 50 45224 25 43 5 44820 2Q 43 90 pound13bull726 25 middot14 25 t13~5-

23 21 41 50 13525 25 42 20 middot12~9

27 25 -11 5 middot2325 2lt1 39 10 U7

~ 26 26 42- 75 lt10322 2] 42 -50 38026 2$ 11 75 37625 2~ 43 50 37826

2~ t17 60 371

27 25 10 5 36325 25 44 80 36_025 ~ -13 5 31125 25 42 50 29~8

-26 25 45 80 297 28 2q -11 50 288

27 26 43 90 27526 26 39 60 26927 26 38 85 268

28 28 38 75 25729 28 -12 90 251

-ZS 26 12 80 24~1

27 26 39 80 21~1

10 IG 43 00 19(5

11950 1197411972121041199211952121031210611669119561196111999120001210111973li97011969121021210511673118411182311971119751197611977

14126251

1009lt1middot8856

----aJmiddotmiddotizcrogccr Survival D1e1r _ Rc)ight 1ecd rust cro

number Hoadcd Ii~1bullbullbullo L bull JLcld-----=-=--Lr-Fpcrc-6it 1f1y upo -h n--ch-os--Ircontj (BUSh91s)-J~~----I-

10090

100769391908396

10086

96100

98$8

10088806577

~ 8580

100 63

7677

10096

10098

Standard errorof a difference betw~en the mean yields o~ any twovaxieties - 536 bushels

41 _

Table 19 - (Continued)

Akron Colorado (Five plots)

12105 Way 26 23 545 lS212106 May 28 22 55~0 17111952 Wey27 21 565 14711972 Juno 3 19 57s 14711669 May 28 21 550 14111970 llfiav 29 23 500 139

88q6 May 26 22 560 13611971 lVlay 31 20 545 13511999 June 1 20 570middot 133118t1lf1 IYhy 31 22 565 13312103 Juno 2 20 560 13011S92 l~y 31 19 540 12612104 H~ 30 21 570 12510091 Juno 3 20 570 12512000 IVlay 2821 5middot15 12-4

6251 Juno 2 21 560 1l4n950 (ny 29 21 515 11Zl1S6l lihy 31 13 535 11212101 Juno 3 21 545 no11Sn Juno 2 21 535 10111823 Juno 3 20 540 S911875 lihy 27 IS 560 S112102 ltby 31 21 560 09

14-1 Juno 4 21 560 3911S60 Dune 3 13 550 C711S76 Juno 1 19 5middot10 G611673 ivhy 30 21 500 8511973 Juno 1 20 555 C2

I

11077 Juno 3 18 5middot~5 amp2

11956 Juno 3 10 =--i=5G5-r--~fiF--5=-3r__Stondord orroref Q difpoundororico betwoen bhomonn yioldsmiddotOf QIlJ two vC)riotios -Z09 0ushols

Seeded September 11 emergneSeptembor 17 1940)

I Height --jmiddotweight per=1~vCi~ampO9Cro-[1 C~Ic7llJ=lmib-=o=r----L --Datoh=o=ad=cd I ~ bushcl __-Z_~ __

(Inchos) bull (Pounds BusholS III

I

III

I

I

I

f

Table IS - (Continued

rorbCol~ins Colorodo1(Fjvoplots)

8

20

147

11181617

131012

85

1419

459503~

1734U415~

449

i

46-147547l4S9506459 433

- -- o---~-~- - - - ~--7-IA-V-QrccCtgc~Ocro-t Yield f

el no rDatQ-- - ~lield--1Avertlgc _1~lbii4~h~k=gt ~ush61s) ushels) 1

11(71 May 2D middotlD a GS3 567 1 Ii

llC70 llny 31 _ 52 O 640 523 311673 lvny 30 50 0583516 4 I12106 Iby 29 bull __ 51 a 570 111823 June 2 48 a 566 506 5li950 lviay 30 _ 49 a 560 54~ 2

- 12000 llilay 30 50 0 5601~105 May 28 j 53 0 5608$56 lvhy 27 52 7 557

11971 June 2 51 0556 12102 June 1 46 6 548 11973 lJby 31- 48 o 54311952 lvhy 29 49 18 537

-11975 lvby 30 48 0531iUi56 June 3 46 a 526i19n June 2 46 3 525~ii6S9 Fey 30- 48 deg 52111976 June 1 47 o 50611999 June 1 47 14 506il992 lJaiy 30 47 32 504

11811 June 2 48 18 lt199 12101 June 2 middot16 14 499 11-12 June lt1 48 32 182 6251 lvhy 31 48 1847411969 June 2 47 0middotmiddot lt17010middotj94 June 3 17 a 463

12103middot June 3 48 a 160 )1977 June 3 46 a 458

1196middot1 14ay 3C)middot 16 5 457 12101 iIay 30middot 19 0 MS

H bull i bull

StnnaDrd error of a diffcreiiCC ~otwccn thcmc(]l] yiqldOs of iinytvio voriotios =546 buShels

I

~

- 43-

Table 19 - (Continued)

scsperus ColorC1do(Tl1rce plats seeded September 27 1940)

Imiddot n~~rr ~~~l--=uigh ~

porRDnkbushel

I I ----- -~ ~ugust=- ltInches I POUoJds) ---

6251 10 4-1 63 618 509 2i llSn 10 ~ -12 63 5604 419 3

10091 8 l ~ 10 62 558middot B2 -0

ll673 middot12 62 539 514 1()

8856 5 J laquo 44 63 492 440 711974 9 42 62 475 443 4

12101 10 lt 44 64 474 12000 8 42 63 463 ~

12102 12 44 62 458--11823 10 lt13 60 456 400 1011976 12 40 62 lt156 442 5ll81fl 9 44 63 451 408 911972 8 flO 62 4t 472 3ll950 6 n 02 -134 399 II

1112 9 42 62 428 388 1211973 8 41 63 123 370 17ll969 10 12 61 418 343 1911992 8 14 62 -11-7 11999 8 11 6lt1 -n7ll961 8 lt12 62 n~

ll669 7 f bull 38 63 107 378 1412104 12 44 62 10412105 11 44 62 404ll956 9 14 63 101 374 1512106 11 13 62 39611975 12 42 62 394 367 18ll952 3 40 64 377 310 2011977 10 38 61 357 374 1512103 12 44 62 M9ll970 11 45 62 329 388 12

bull Standard error of a difference between the IOOan yields 6f any tWQvaJieties = 768 bushels

f

I

Table 19 - (Continued)

1- ~

t ~ bull

o14

AIDos Iowa (Jiourplots)

10094 69 588 288 403 212101 26 E86 255 fl1442 34middotmiddotmiddotmiddot 528 247 366 7

11950middot 51middotmiddot 554 221 377 -511999 middotmiddot 45 588 22111844 51middot 578 220 356 1111971 1-3 556 220 424 111972 35middot ~ amp72 208 366 711956gt 55 590 201 364 912103--- sa 587 195 11952middotmiddot 66 588 170 390 412104 ~ 64bulllt middot585 16812000middot t 579 16211669 78 S~r4 16-1 391 311992 10 573 16111974- 61 543 160 369 612102 2~ 598 158

6251 78 579 155 346 1311973 54 586 155 354 1211823 li4 544 154 357 1011970 28 5704 114 342 1411673 60 563 139 33 1511964middot 51 579 1358856 18 581 119 328 16

12109 J 15 563 9511977middot 6Q amp0 2amp2 1811975middot 71lt 72 299

_ J 17-

11969 86 ---- 57 270 2012105 13~- -_ 4111976 _5 32 271 19 l_

~~~df~~e~~let-~en

Standard

the yields ororyy two~6rieties= 249 bushelsbull-

error mean

- 45 -

Table 19 - (Continued) L~col~ebraslm

(Five p1ots~ seeded acpt01~er 25 emerged September 30 1940)

9

8

13456

715

17

161814

11131012

227221232225

1965186207

32~5 280 21t7276 272

--~l~till~~r gtti~~ - ~f~1-ei~~0 vre~-~TICJlV~ Jlvera~~clf==1 ~~~~_l~rvival)le~~do~rmpeIreacti~zrl_ _ J bush~l- ~~el~~ 1940-~L ~~1k_1

Pc -ilij June 1L1) -Wosf Bu ~Bu- I11950 65 29q4 22 35 568 317 316 2 I

11992 6525 25 34 557 3098856 69 P 20 3 36 592middot 295

11956 66 2pc 26 2 32 57r 28011669 65 33lt 24 2 34 564 26811844 56 25 27 3 36 568 25811952 702~ 20 3 35 58824412102 5626 27 3 33 57 7 22112101 61 26 27 3 32 568 19411973 57~5 26 3 34 55~(j 19112000 51 43 25 3 33 55~4 18610094middotmiddotmiddot 84 Z6 26 3 32 543 17411964 56Z6 25 2 30 51-0 17111971 74 Zo 26 3 34 518 154 11972 60~7 27 3 32 518 15111673 57Z5 26 3 34 526 118

1142 76 Z7 c 28 3 34 550 itG11999 46Z7 28 3 31 539 14612104 44 Z5 28 3 32 amp-10 137

6251 69 ~rlmiddot 28 3 34 550 13511970 63Z6 26 3 37 510 13~iJ12103 middot16~7 27 3 30 539 13311823 51~7 28 3 31 17-2 13211969 - 52 Z7 27 1 32533 13611970 13 ~6 27 3 28 195 12312106 41 35 25 3 30 510 -110111975 29 (37 28 3 28 190 6612105 29 AS 28 332 510 6SllSn 39 29 28 3 2810 55 174 20

I 1197e~ __~~ 29 28 bull 3 2747~~_54 185 19__1

Standcud error of 8i differ9nc~bet~loenth9rmoan yieldsQany1-wbV1arieties 298 bushels

l 1 and 2 arc degrees of resistance 3 and middot1 degrees ofsliscoptitbility

f

46

J

109 10

106 1191 17

120 994 15

106 ll101 1393 1679 2090 IS96 14 G5 19

Ronk~-

i150 2 t141 4

I154 1

137 5147 3 I

130 6

128 7124 S

Table 19 (Cont inuod)

AlliOJlce NebraSka(Thiee plots

C~I

number

12102 80 JiinC3 21 610 21312101 88 Jime3 3() 625 206

1112 88 JuneS 27 610 1$911669 85 June 2 20 605 lSS11972 83 JJine 3 19 615 lS712103 gO JUlle2 20 600middot 18~9

6251 75 JUIle2 23 620 bull lS~311973 87 JUiEl 2 19 615 lS111673 85 June 2 21 610 IS )12105 60 J~l 23 605 17910094 97 Juil3 4 18 615 18-511844 90 Jun13 1 20 EiOO 15~912104 middot83 JUfl92 20 595 15712106 $3 JL1Q 1 22 590 1511992 S1 Junel 21 56~0 15311964 160 June 2 19 580 119

8856 83 Yay30 20 590 13411999 88 Juile 2 17 600 13312000 ll8 JUIioZ IS 595 13311950 87 JU1Q 2 17 570 12middot2U969 90 Juno2 17 590 117nS74 88 Junel 18 580 ll6ll91 92 June 2 17 575 ll211952 M Juno 2 16 58middot0 1071+823 87 June~l 18 580 10311970 OS June 2 18 610 9911979 68 Junc2 19 585 8611975 15 Juno 2 21 585 B911906 ~3 JUne 2 17 575 061197 78 Juno 3 19 600 84

Standard error of a diffcrcnCebetwoonthe moan yi~lds of ~ly twovarieti~~ = 389 bushels

iL-s

- 47-

STANDARD EBROBS

Standard errors were calculated for each station as outlined on page 21 of this report

In table 20 will be found the number of plots t average yields and standard errorS for the unishy

form nursery grown at each of the 12 stations~

9-411512

7middot63575

132227237145

187321335205

265453474290

696 492 348 891

369 301 213 719656 5~36 379 1057

331 209 148 1279864 546 386 7329 Ll0 7~68 543 1228

353 249 176 1101

1 73 298 211 1234188 399 282 19~25

---_

Imiddot -l__Stl1daril er OJ opound a ---_== iSbgle~DifferOJ1Ce ~l 1

I plot between oeDLlS lfuSlio-rs=~rcenr

(Bu~hols BUshcs Ij

ITexns

Denton 4 1403Chillicothe 4 1501Bushland ~Irrig~ted) 4 3105Bushland Dry) 4 252i

OklahomaWoodward 4 3904

hJsosIvbnbnt t an 3 2964hys 3 3585

ColoradoAkron 5 1157Fort Collins 5 5270Hesperus 3 4416

IowaAmes 4 1599

NebraSkaLincoln 5 1710Alliance 3 1465

Table 20 - Nwnb)r of plots averGge yield and standard errors for the uniform yield nurseryat each coopmting station in 1941

NUmber -+---XVerageStation of yield of

~lots vDrietiesbushels)

SUIJlifLBY OF NUBSERY YIKLDS

The yields of the 30 varieties of winter wheat groW1l at 12 stations (13 nursories) are

sWllIIlnrized in table 21 whore ~he varieties are listed in order of the 13-nursory average yield

These avemgcs arc of int erost only insofar 1sthey shaw the generai adoptat ion of the vcriety

A more detaile~ study is possible i as the vcrieties also have been Dvercged and ranked by Stotes

Pmmee hDd the highest aVerage yield in 1941 rhis v2riety rankod first in ~exns ol1d

f Nebr1ska sixth in Oklahoma and Kansast f()(rteenth in Iowa ord seventeenth in Colorodo In 1940

Pmmee ranked second in the nursery and again made its poorest record h Coloiiado Cheyenne x

Tenmarq (CI 11972) rnnkcd second ~~ing its best record in K~s~s ~his strain ~id the highest

average yield in 1940 Li third place WC1S KalTv2Je x TOl~rq (cr 11950) a wheat that ros been

high in yield for sc)voral years in spite of a tendency to shcttor under certain conditions

KamiddotNalO x Tenmarq (CI 11992) rOJked fourth culd KDxNnle x ~e1llIDrq (Cel 11956) fifth ~he avo

rage yields of the four leading varieti~s differed vGry little It should be lintcd out that

tho first tlOlve vorioties had ~oxmrq as one parent In this sune group four varieties rod

KmNale os one Drent DLid i~1 three cases CheYOJu1e laS used in the ClOss Eighteen hyblid strnini

rI

IrImiddot

I

bullI I -- per acre Iz IN1rm Iemiddot Iowa eP~1rP CoIOrte1o pound ~

ii C~I I lIuh- 1 I I I I I I 1 ~ I I I J 13 I=~ i 1Cldl-1 1IIiu1 1aIIilble- JIBIIIlIOOl1-middot~ 1AIlbmkl ill8$iLi_ AlU-A~ BamkJori aAllnDdleit- Ae-JIaak1 I S~ 1 u- DIF (rnc~ -- rampampel 0middot I colin aileerace middotJCol- i tPenalftCllI lut1eot1IenAllid)_ I ~ bull I bull 0 I I bull UD I Imiddot I

I

III

Jampbull

I -

iftliaart errOl o~ bull _ (1IuIIelII) 132 227 1115 2- 096 21 3079 211 1middot16 211 2~12 116 86 1118 5middot1l 228 0 080 J I Is~ error ~ bull _ (~) 91l1 1512 515 16 5005 1middot91 11910middot51 639 1101 12- 19025 nll 132 1219 ~2I 6JJ 11l II I

- 49-

ronked obovc Faxly Blockhull ond 21 nere obove Blackhull OCld Nebred Again the Hope crosses

failed to give good yields as Hope x Tuxkey 1069 rmkcd cightcenth Hope x Cheyenne twenty-fifth

Qlld KlJlred x Hope tVlCllty-ninth In the 1941 nuxsory three strains had [werage yields lamr thDn _

Khnrkofchock

Tvrenty varieties have beon grovm iE the nuxscry for the 2-yccr period 19middot10-1941 Clt 11

stations vlith 12 nuxseries These dnta are presented in tob~e 22 lhcre the yields are avoraged

by States and the vC1rietics are listed in order of yield at all statiolS Cheyclmo x Tel1m~tq

(C I 11972) bad the highest avercge yield being consistontly high at 011 sttions excGIJt in

IO7au1d l~ebrcsko uhere wintorkilling wos heavy KavJValo x Tenmarc (Cl 11950) roikcd second

and PmJnee third These tvro strains had consistentB performuncos except trot Pavmee roc1ked fifshy

teenth in Colomdo Kawvale x TC11lIlurq (Cl 11956) ro1ked fourth COlIiltlIlChe shth 1hrly Blachshy

hull tenth and Black~u11 tvmlfth Nebred and warkof hnd avcroges considerobly lovlOr tlmn the

earlier vcxieti0s Etrly Blockhull x TollJDXq (CI 11952) hod 01 IverG-go yield considerably

higher Uwn Fcrly Blackhull In spite of tl-Je viintcrkilling ct the more northern stations grom1g

nurserios in 1941 tho oorly lalf-rustresistCJ1tvcrioties rlgcin rere at the top of tho list

for yield

Dato for c1klXocters other than yield cxe Qvorcged and presented in table 23 Since all

stations did not report the same datathe number of stations entering the averages is shawn at

the top of each column

Winter survival data show Nebred to be the most hardy variety in the nursery TvJO KltUlrea

Hard Federotion x Tenmarq strains (CI 12105 amp1d 12106) proved to be rather tender The rest o~

the varioties lu1d survivoJsthnt variod aver a I11frOVl rongo bull

Farly Blocld1ull is still the earliest vorioty in the nuxseryAt cleven sktions ipound 1VG-o

raged two days oarlier in headbg tlJDn Ebrly Bladldlull x TenmGrq (cr 11952) and three days

earlier than ChcyoTJ1Je x Thrly Blockhull (Cl 12000) Sevoetecn hybrids in the nuxsery rod rnv~

rage dates of he1ding e1Tlier thlt-n Block1mll ~Xkof ws the latest V1rilttty in thG lIllrSor

This gives a clear picture of the empmsis being ploced on cCXly vrheats in thoarea Ripening

datcs bring out about the same differences Qlthough the sprood is not so grect

Height measurements vcre reportod from all except one nursery and the averages showed

KltmredJhrd FederCtion x MiIlJmrdi-Mintuxki (CI 11970) to be the tallest and Hope x Turkey 1069

(Cl 11964) the sholtest athel vaIieties shOUwd very little differcl1CQ in averag0 height

Lodging data were reported from four st~tions )J1d indicated some differencesmiddot ~he weak0si

strawed vrieties were l31ockhu11 E1rly Black1lull and CheyeIlile x ]1rly Blcckbull (Cl 12000)

The IGastlodgir~was reported for Nebrad Ivbrtin x TOJ1PlOrq3 (CI 11823) and BltLckhull x Ten

marq (CI 12102)~

--

faltb ~ -~ of Bence Fie14 of ZO wbhr whea YUieU cr- ill _Uelll Fie14 _erie bull U aUon in lla 1l8I4red riDur whea 1eC10nbull 1~1

a I t llpllle1 pH Ia I I Jtpe Pr I Japmiddotu COXon4lp I Ina f - 1tratIla ~I bull I I IJlaU-Illpell-l I I I I I I I I I I I I I I I I I 2 I

1 t 8Iie7 or I 01 IDa- 101l11l-1 1Ul41 1a1llAn- lBultI1J~III lAy I Ihr I Ay i a I Ir IAlA-IAy I I- Ia I _811 on I cohe(IlIi+(Drr 1l8p I - IftIlll 1lIuIk1~I_1 daDk 1001- 1p8n81 ZIJaIi-IJIaDJt I aohle I r-BaDkIUle Ia I I _4118114) I I I I I I 11M I I I I I I I I I

IIq~n z 8uaIq 1172 ~1 205 29 11 232 3 40 1 ~9 32~ 31tmiddotl 3 506 ~12 1Ns9 3 ]66 7 221 15 I bull 312 IlKarial i arq 1150 2O1a 151 281 19middot1 20 bull 31t l 1 352 386 1 ~~ 9 ~7middot2 5 middot7 5 llmiddot 10 211 t 30 I11_bull 11669 25middot~ 21 32middot0 lbullL2~5 I 31middot0 _o~ 29bull9 311 ~

3Tbull1S 19 ~ -~~l ~ 271 ll~ ~1_ I

llawnJOZ aDUlq 1156 21middot ll ~1 16 235 2 36~ 5 31middot3 30 ~lis ~~ ~3~2 13 280 bull 9 i

llured-IIuIlJe48laUonz8uaIq 11971a 2115 162 middot3 162 203 10 38middot0 3 2 ) 561~ 50middot5 2 369 6 2001 120 16 13 291 IIaouoie 11673 252 21middot3 236 16 217 ~ ~7 9 350 29 5 bull ~-6 5~515 1 5 1 22 l~O 1S1 12 29 IllallJ B181llt1ml1 Z auaJq

~=281 176 23middot1 15middot5 211 6 1 2 3S~ 31middot1 2 7~5 ~o ~ 19 0 272 106 I 7 291 I

lIaIlIet Z Blackmll ZO 11 269 169 206 9 JIJbullbull 6 1lmiddot7 ~ 210 lis 7 10 356 11 276 12 ZO~O ~ 212 I I

IO~lIIIile Z aazq 11~U 19middot 21 290 15middot0 21~2 5 ~o bull 6 276 30middot6 7 ~ ~0~7 11 35~ 12 2 1~bullJ 5 bullbull1 I~1ulJBlacldml1 IS 25middot2 18 1middot5 11 1middot3 12 llmiddot~ 12 6 1~ 260 12 ~9 0 ~o 9 32middotmiddot16 32middot5 lG217 1 269 I

1~1Di ellMIq 1112 middot215 181 26 lla ZO2 11 32middot5 io 261 226 2~1 11a ~6 400 ~5 bull t 7 10~~

1011~bullbull 16 265 I Blokml1 6251 21 llal 21 10 17~ 15 2S1 15 211 ZO5 2~ 15 ~ 509 ~7middot1 ~6 l 17 11 26 Iilaprell-llull JederaUonz II1Ilha141- IIi lIiDUrId 11970 196 10 211a 12 11 l ll 12 26bull 262 26 11 52 l Zf-l li 1~ 206 l 120 ~~

260 IIJ~_ a011iDe eleoUon 119n 182 12 22- 5 156 19 31middot5 11 ~bullbull middot215 25middot71

~~ 1 ~ 1 221 1 1 260 1Ie_et 1~ 221 102 21a6 10 169 17 - 267 18 2 186 218 19 ~t ~~6-11 110 2 2~2 128 18 11 ~~ lliope Z alureilD 1~~ 25 1~2 290 17middot0 20~ 7 27 19 27 26~ 27110 1a52 ~ ~ 18 27~0 20 18 1 1 18 7 IlliieIkof 13middot0 111 2 1~ 15 20 271 i7 27middot2 12 227 11 ~7 31 1 1~ 36middot6 7 225 150 11 bull 2~ IlIaDJoe4 Z Iope-Bar4 JeIlerUOD 1115 2middot3 12 2lJ 106 170 16 29~ 1~ 260 21~ 2middotZ 16 ~7~1 ~7 1 15 ~9 l1 12 0 li ~7 23middot I1bDie4 z IIope 11976 212 11middot7 250 12middot5 17middot6 lla 27middot~ 16 25middot7 215 2 17 la 2 ~s 12 27middot1 19 18~ 1~9 12 1 2 IICClllp01Ul4 orobullbull 11971 1~9 11 26 16 15 18 22middot7 20 20 207 20 20 1 3l~ rlmiddot 20 212 18 11 5 10 20 21_ II l-

~I

-

Leai rust

Varieties roving

- 52 -

reodings were reported rom five und stem rust reodings from twomiddot stotions

low re~ngs for both diseosos were Jomiddotllee KvlVole x T~qmiddot(CI 1195Gi)

Hope xT~key 1069 (CI~ 11964) Hope xChcy~rme(C~I~ 11969) und KovNQle xT~1IllQrq (9I

11992)

Kernel plump~Ss data were2e]orted from two statio~ aha these havegtbeen averaged and

DATA mOM TREDlSEASE mmsmus

Bmfr NUElSmY

For convenience tho doto from tho vniform Iilinter nhcot bunt nUsery ore includod in this

report Tl10se dnto (table 24)Tore ~ecurec1in cOQpcr~tion with AgroiJqmist s O)ld Potllologists

working in the area

j

f

1

- 53

UNITED STAT1S D]PAaTMENT OF llGRICULTURE

Bureau of Plant IndllStry

SUMiYIbEX OF THE GBElu PLAINSmiddotUN1FOBM WIhrm~ BUNT NUESmY 1941

By HI A Rodenhiser Pathologist and K S Quisenberry AgronomishWheat Investigations TIivision of Cereal Crops and Diseases

The uniform winter wheat bunt nUrsery for tho Great Plains area wos continued in 1941 inthe same manner as in previous yeaxs This report presents 0 sumnnry of the d1toobtoined in1941 together vlith lbhe averages formiddot the vaxietliies grown dUring different periods from 1932 to1941bull

In the fall of 1940 50 varieties and stroins of uinter wheot were SOVl1l in duplicotC8-foot r01S ot- ten stotions in the GrCtJt Ploins and ot BozemaJ1 1bnt KecrneysvilleW VoBeltsvill e M4 and Logan Utah BeCouse of unfovor2blc environracntalcolldit ions for bunt Jonshyfaction or subsequent plont grovrth no cL-m VlOre obtolned in the nuDseries seeded at- Lincoln andNorth Plotte Nebr and at St Poul Ivlinn ThedJta from 10 nurseries axe averaged The SllUt trot developed in the Logan utah nursery was caused entirely by the so-called dworf bunt orgOroniso and therefore the infection pcrcQntltgcs ore not included in the averages for other stationsThe nurseries included vorioties that hud shown resistw1ce in previous years and Igtromsing nm7strJins supplied by sevotal of the cooperat ing stat ions

Inoculuo for nost stations inS obtained fron the previous years IfUrsery at that stationby selecting bunted heads poundroD all infected vriGtics end froD collections DQrle froD faroersfields in the State where the test was made For the IvWiliatGan eXperioent the inoculum laS acomposite of racos knovm to be present in Kansas For the Kearneysville and Beltsville teststhe seed was inoculated with a cotlposite Dade 1lp of inoculum frOD all of the other nurseriesClean seed vms planted in the Logon nursery Q1d infection resulted fron the soil bormc organisn

The vurieties axe listed in order of the avertge infection at the 10 stations Thesemiddotaverages ranged fron 01 to 671 percent The average infections for SODe standard varietieslere as follows Ridit 20 Relief 26 Hussor 32 Minturki 91 Yoga 95 Nebred 103ond Oro 172 Of the susceptible check varieties Kh1Xkof had an average iIlfcction of 360 Cheyenne 39bull0 Quiviro 518 and Chiefkwl1 671 TJO hybrid strains hnd averogo infectionslovler than Ridit These were Oro x Turkey-FlorQamp1Ce (F9) and Hussar x Kmred (CbullI 11989) Fourselections fron the cross Hope x Turkey 1069 bad aver~ges 10Ter tlDJ1 the porelit varietyTurkey 1069 (CI 10016)

At the bottom of the table are shovm the average infections by stations rhe heaviestinfections with inoculum other than the dwarf bunt vmre obtained at Bozeman Ivlont Fort CollinsColo and lviurJbattan IWns A study of the lbnhattan Akron Fort Collins ond Bozemun dda gives some indication that different races mltJY be present ot these stations The behavior of thevarieties at Logon is of interest in thlt some of those eorrring rOpoundistance to the races presentin the Plains are also resistant to the dvrnrf bunt present at Logon In other cases strains trot

are quite susceptible on the Ploins see~ to be ~oderotely resistent ot Logon

Longtine averages are shovlD for vorieties gr~m for more trAT) one ye~bull For the period1932-41 Turkey 1069 (CI 10016) Nebred ond Hussor hcvo the 10middote st avero~es For the 3--yeorperiod 1939-41Hope x HussCX (C~I1l834J Relief 2nd Hepe x Turkey 1069 ~CI 11964) hmiddotweshmm the nost resistance Severol of the vcrieties trot mve beon highly resisttnt in thesetests and are othervlise agrononica11y desiroble axe being tested llith individ1U11 races tht havebeen identified in all of the wheot grovling areaS

bull j

i

86

j 1O~106101

7middot96

middot_----~----------------~~-~-~------~--------------------

rI

55

UNIFOBlvI WINTER vrnm RUST NURSERUS

In t~bles 25 ~~ 26 ore presented dQto qn severity of le~f~rust md s~g~~~t infection

on the 30 voxieties qf winter vThed grown Ll rust obss~tion nurseries t~ltgQgheIJ~ tho oountry

in 1941 These nurseries Jre LUintained froD yeor to yecr ~s part of n J1Jert ~elQUrQh progrno

corried on Ll coopcrotion ui th agronorUsts and patll010gists erployed in the ~evoru Stdes CODshy

cerned Lcter t 0 cooplete report of these nurseTies ui11 be issued 8c1d th9 rust percotCges my

not agree ent irel rlth those presented here since the clto sItovm in this less de~oilecl raport

include only figures for the severity)f infection

Differentiol dato for leed-rust hlfection -rare obtdneclfor the vcriotips ot 20 stotHJlS

(toble 25) In cnlcul~ting the over~get Q trace (T) ~ns considered2s equal to O Aoong the

seuihJrd whects Hope x Russlr (CI middot11682) Hope x Konvde (CI 11959)~ ~lcl Red Rock x BGpe

(C o 11821) Ind the lC)VTest ovemge infoctions Of the lnrd VIhBats IIt-uqui110 x Oro (CI 11979

and CI 11851) t Hope x Cheyenne (CI 11969) a1d tavrvnle x Tenrnorq (CI 11956) had averoges

less thaR 20 percent In the snme tests susceptible voriotieshad aver~ge infections of from

60 to 715 percent

Stem~rust readings showing differential reaction wore raported from 13 stations (table

26) Among the hard wheats the mosb pronoun~ed resistancQ vJUsmiddot shovm byHopb x CheyOJlIle (CI

11969) Hope x Turkey (CI 11964) Mnrguillo X Oro (C~I 11979 Cw1d CI 11851) t ond R-044shy

Minturki x lVJinturki (CI 12022) Of the semihard mGQts Hope x Knvrvole (CI 11959) and Hope x

HusstX (CI 11682) md low nveroge infections

Toblc 25 _Severity of 1e1 rust infection on ninter nheQt vQrieties gravm in the Uniform Rust Observation Nurseries in 1941

VGriety or cross

~

5355 302 50T+ 25

15 305 15

1 70T 501 65T50T 35T+ 10

T 301 50

1 65T+ QOT 5o 10o 1 T 25

0 25T+ 30

T+ 30T+ 45

433131054 4128

30 13313~3

806570

70 36765 11975 56770 46460 24460 26140 180middot25 15835 15465 21865 190

170 261

80 63 080 71535 35880 64910-63 390Q5 8HO t9 010 t5a I1099 OJ

15 117 m15 124 I

65 245

B565

100100

6520202540202515

46 SO10 50609025 5T 10T 70

2S 1525 lt1585 6040 80

T 255 40T 25T 255 Z5T 25T 10T 20

251015

TTT

20355

2010

15203030

52020

101010

1

30 25 80 - 9025 60 80 9015 5 80 8020 65 80 9020 -40 60-8Sshy20 85 90 10030 40 60 9010 T 25 10

1 T 20 105 T 10 20I T 10 20

T 10 40

70502060eo6070101015

510

753075

55

10

106080704030401510102015

9595809595959020

5Q

5070

7010100102010

100100100100middot

75202020

T55

20

30506030104020

TTT13

503080TTT

75 5060 7060 540 8070 middotmiddotmiddotmiddot6065 9085 4040 T

3 23 2

25 T20 20

25351575T5

JO30504040252020

55

103

9090gt9595Sfr80857570657030

8585

51060G5

8090

70207580556570551095

2525402510

TToo

oT

402585-~

T

-

85100

254065shy6525

5T

3T

10

3525middot9590

52525TT

105T

759510

10085

10075

5252

15

5060

100TTT

35

2525

325

3T2T

3

225615

115

5

)5252010

5352middotJ

515204025

60 7560 9510 545 10000 100Z09015 20

5 55 T

30 T3 T5 T

355

75T5T

7590306585-85452010101550

1530

57

1055

-0ooo1+

607075551045

51020656065

40755580755520

3551

20

T122

5211T

502510

253010152510

51TTE+5

TTT5

51020TTT

152025101510101515201015

50754050404020

T

fSoit Bed ~hignn Amb er 5620 751 TiUIllbu11 5657 80~~tDcnton 8265 50ti bullbull M(3Jster 6471 90

~tmiddotgtoiit~~~ioncon ~f~ ~gampi Purdue no 1 11380 80r~WijDas1i 11384 60t middotEUitzsel x Hungarian 11849 50~Fultzseh x HungaXion 11850 45~rbulll ~tz sel x HuDgorian120l7 30)middotFultzsel xTJWIlbull 12018 40

~H~eHt~=Redmiddot 4843 50~l Kawvale 8180 ~ 35 I~nt~~i 6155 50I Hope~Hussor 11682 20 HQpc~ KuwvrUltl 11959 20

Red~o~k x Hope 11821 35

atI~ ~ep7 51 A6 I~liiiiibda J 50 Tcnmarq 6936 65

Kharkof 1442 75Mala~of 4898 80Comanche 11673 40

I Pawnee 11669 30 Kawvale x Terimarq 11956 35

Marquil10 x Oro 11851 50Marquil10 x Oro 11979 30HOpe x Turkey 1069 11961 25Hope x Cheyenne 11969 20E-41oMinturkix Minturki lAJ22 70

~ -l

=_---~------------ ~----------------_ --~~~_-~~~

Table 26 - Severity of stem rust infection on winter wheat varieties grom in the Uniform Rust Observation Nurseries

11lJ~J

in 1941

----[AverC1ge for I13

stations I

I519467500515492538 j488566 1

558 CJl591 -J

535 I-

535 j

467 j

290 219 i

5-919 ~

318

18320028828513818613~8

4429220511

1

)

--~---

30 100 75 T- 30 100 65 65 20 65 2035 100 80 T 20 lOO 65 60 15 65 1530 100 80 T 20 100 65 70 15 65 3035 95 85 5 20 lOU 65 70 15 65 3540 100 70 5 25 100 65 70 20 65 545 100 80 5 40 100 40 80 25 60 3545 85 80 20 20 100 60 70 20 60 1550 85 86 10 30 100 65 80 20 80 4040 90 80 20 30 100 65 80 20 70 5050 100 88 40 40 100 65 70 10 80 5035 100 90 10 40 100 65 60 10 70 4555 90 85 5 WO 80 60 5 70 40

10 75 90 25 FO 65 60 5 65 T10 90 40 10 15 90 20 15 2 25 25

5 20 60 T 15 80 15 20 5 10 10T+ 10 T 0 25 5 10 1 T 20

15 T T+ a 5 5 T T 0 T T10 60 0 20 lOO 25 45 15 25 -10 3 25 10 20 90 5 -~ 15 T T20 10 25 0 15 75 20 10 15 T T25 - 15 55 0 30 100 25 20 15 l 10

5 20 60 T_ 20 100 25 25 25 T 1020 T 20 0 15 80 5 T 5 T T20 5 45 0 15 90 10 15 5 2 T15 5 10 0 15 90 10 T 3 1 520 5 5 D 5 T 5 3 T T10 T 1 0 5 10 T T 2 T T

5 5 0 0 10 5 T 1 T T5 0 T 0 0 T T T 2 T T

30 0 2 0 10 T 5 2- -T T

0 e IMchigan Amber 5620 40 65Trumbull 5657 2 50Denton 8265 10 65Fulcaster 6471 15 65Ivioditerranoan 3332 5 70Minhurdi 5149 10 80Purdue No 1 11380 10 50Wobash 11384 25 65Fultzselection x Hungarian 11849 20 60Ful tz selection x Hungarian 11850 15 60Fultz selGetion x Hungarian 12017 10 6~

FultzsGlection x Trumbull 12018 2 50SBmihard Red

HUssar 4843 T 65Kawvolc 8180 T 35Minturki 6155 T+ 45HOPe x Hussar 11682 T T

HoPe x Kawvolc 11959 0 TRed Rock x Hope 11821 T 50

Hard HedtKnnred 5146 0 60TeIlll18rq 6936 T 70Khurkof 1112 T+ 75Molukof 1898 T 80Comanche 11G73 T 35Pownoo 116G9 T+ 35rowvule x Tonmorq 11956 0 25M1rquillo x Oro 11851 T 10M1rqui110 x Oro 11979 T 10Hope x Turkey 11964 0 THope x Cheyenne 11969 0 TH-44-Minturki x Minturldl 12022 0 T

Is ft R d

Variety or cross

Ii

~bull~bullbullbullmiddotbull1

~ ~

J

-~

rmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddot

~

32

The highest yielding 1ori6tiGs~middotcrcCI 11952 C()nnnche CI 12104 und 11956bull Foro bull 1 bull bull ~

the 2-yeor period 1949i41 centu~ nupbq~sl~$Q2~ 11956 ruld Pomlee hoiro rod the highest ov~~Ctgc ~ bull ~ -i-middot~middot bull(~

yields KlDrkof llL1d the ioWs~~r~~eylq1dfor -Chis some ]criod~

The stroITQ-S reth~rtlmiddot~t~picothe rmd before h2XVcst considerblo loelgingo~ - - bull - ~gt~)j bull - 1

curred in most of the V~idtioSmiddot middotAfltf70fbe stiffer stXouorl stroins nercQo~lChq GI~ ~lm

bors 12102 11964 ond K~k~f lh16 B1ockhullmiddot ond l1rly$itCl9lJl11 s~J~ieel tlicC)~e~t str6~~ bullbull ~ i bull bull ~ bull bull -

Consiclercble rust cl079loP9d Jsppqiql]Jyon ~usceptibL vorieties while CI~ Iros lH~64 11969 ~ ~- tmiddotmiddot-~middot~middotmiddot 11 ~ i-

and 11956 showed some resistmce to bdth lealbnd ster1 rust ~ Septoria irifection~m~hOOliy on

all vorietmiddotio~ eicampPt(iIlti li9S6~~esJtv~i~h~vmre 10Wr~ging from ~6~6 to 8~pounds per

bushel

- 6Zbus~lCls per ~r9Jii~hPtivirc991~

- - I

nunbors 11976 Qildli97idt tll~bo1tOtiJ- - - ~ -

nui1bcrsl199Z rrl 12104 2t tho top of~16 list G-l1c1 qfr~

For the Z-yell joriodthroQ15t piuf3 aic tiod for~i~$tbull bull d _ bullbullbull

p1oce in yield noDelyPlt-~momiddoto CotibtJpl~omiddot and CI11973 Duri tins ~iirio peri6dNebrqclKlm~ t r bull

-

I bull bull

TIe highest yiolcli~lgVorioti6~yc~cIIi

kof md CI 11977 middothil1t10i~6ii~centrg6lt7ioldsbull l_-~_ ~- )~ f ~ i lt-

In the irrig2ilQcluursery tlt E3u$l~l1ii~lt os llOig2ts ranged frOD55~Ot o6i5middotJ1oUI1Jspdi~u - i bull ~ ~ bull

shel ad t10 yields fr6h40~4t~ai~2bu~~dlspcr acre - -

PovJnee C I llU9b0rs yl972 oclmiddot I199sthi1o]brly l3Lockhull C1ld CI 11975 ~qrd low tJ~~1940

and 1941 Yieicl~middotbyen9middoti~1middot~6r~ i~bl1tit ithe $e t~oe voriqtJ8stli1~ poundotedfi~~t ~n~[~4~middotmiddotVlCr(3

blso ~igl poundor t~e 2-yClt1Z averoge

The drJr land ~~s~y atl3~~~ffCL gave yields only ~Jig~ttY 1ower than those in the irri_

g~t~d nUse~r~l this estconsid9~JlJble)oafrustd~Vieioped onsvsCOl)~ib1eva~JOti6smiddotpound1Jlclthe [

~st vmights vmr9 $QIlow1W-t 10vwrthaniiIl tho i~rigatee1 nurs9I lheTbiot ies hoving the highest I

yields wereG~I nuppors 1Z105 1199Z~ DIld PO-Jllee while CJ~ 11915 ~6b~od~ QLld CI 11971 1ero ~ -- - l lt - bull bull

low GI 11l50 Pa010e and Cltl~6 11lJvo the highest ~yc(~ro~prgc intliis d-ry lGnd~

sory test ~ -

lt

StroxT IlQS Ullusually tall rt WQ~ehlTrd Vlit~l hoig~1tS Jol1gil~froo45 to 53 inchos i1d CIS

IJight be expectod COllsidercb10 lodgihg qccuJted botore lZVest SODe of the stronger sbroTodimiddotmiddot middotmiddotmiddot middotmiddot

strainsrere CInunbqrs 11977 1197~ oncl 121OZ ~e$t weights lTerp fqirly good illriost cosesbull bull bull bull 1- e _ bull

01tlOUg~l one vr~rict~IW0 woigIlt of~6 pouncls per bus1el Two vorietics c I ilunbors 11952 C-l-w

11972ri91dec1mprethml 50 buslels pprlcre~ CJl(l 11 vc1rietiesmiddot gt(1 yiOld bot7oen 4OQJ1i 50biishy

shell por nerebull Bo~ed~l1 tho2-YO~t-~crge the J1igllostfi~ldingvoHoticsmiddot lC~~ CI ilW1borsmiddot-bull

11972 ~1952 0ld l19 wljilo NCQre~ CI 11969~ oJ1clCI~ i1977IXtd6thepoorest yidld ~ecordbull

At MDcl1Qttcm LQclgi1l~ ilOSrqpo~ed for 0)1 v~rietiQsLiltj~ough CI Ili~f1bcirs il974 11971 bull i - -_ ~- i

mcl 11977 stooel up t~le best ~c1f Jrust rcoclii1gs llOrO foitlyl1ig+1 i~l nost coses DJ+etcol~idcr6blo

S~9Ll 1llst ~~eve~qped bull 91ointoxburomiddot]Qs f[lj7~y g90~ 0c1 test neights~ lith on Oxc9t~~ir~god

-33 ~

froD 55 to 616 p01X1lS pOI bushel Tho ~ighost yioldiucvGriety CI 11950 gave 413 bu~hels

per acre while thelore5t yield vlUs168 bllshels1er acry( Additional vpxieties giving-tho

bet~bcr yields were C~I12l-9amp CI1l956 qnd Pavmeebullfor the 2yoar period cl 11950ronked (

iirst Pawnee second OJidCT 11952 thiro This last ThUled variety is exbroiaely early [~d is

boing considei-oel as a p05siblo subst i tuto f01 Ehrly 1lockhull Strnins such as Khoi-kOf BlocY_

hull and Nobrodhave boen q1dto low in yiold tho lcst two y~rs

Wint erki11ing occurred at ibys with SOLle VJriotios having survivals as 10VI as 63 p()rcont

11I

while others CltlJ1e through the winter with porfect sta-cls StrQJmiddot vms fairly tdl and dorisidoroblloaf rustdevclopod Ol~ all suSccptiblevariotios~Thoyielcl rcmiddotngod from 525 to 196 bushols

per ncro lLnking tit the top of tho list Jero CI numbors 11~5Q1l974 ond11972 d~lilo Jt thlt

bottm 1I~rcNebrod ond ]hrly Blackhull in tlds cso a lctcQnrl onoxbroDoly oarly variety In

genoral the lS4L yields nro in lile ulth ullO 2yoar wcrBe

No w1wberkilling was reporiedfrom Akron but the dry wecthor previous to harvest causedmiddot

straw to be short test VTeightslight and yields low The lighost yields 7ero reportod for C

I numbors 12105 l2l06aca 11952 No 2-yoar avoragos are sholm for this station sLlcO tho

1940 crop v~s a fai~c

At Fort CollL1s grmrlJh VJaS hoavy as l+sua1 the strm1 las tull undbeforb bargest all va

riotiesIere lodgod completely Yields ranged from 69 bull3 to 449 bushels per acre The throe

highest yielding strains Lll 1941 Tore CI numbers 11974 11970 3nd Comnnche For the 2-)roar

period CI 11974 raDkod first folloITed by Crnumbers 1~950i 11970 c-uiQ Conmche

Test Teights at Hesporus ranged froll 60 to 64 pounds por bushel aJd tho yields from 648

to 349 bushels per oore The Mghost yielding vorieiies lere Blackhull cr 11971 Nebred

and COLlCXlcllo 011 oflhich gavo moro tIm 50 bushols lJor ocre ~nscd on a Z-yodr averagef

Comanche had telO ~ighost averoge yiold poundol1Oled by Blockhull CI 11972 old C~r1l974 The

agreenent betllOen tho 2ye8r nvelngo o1d the 1941 yields is lotsO goocl at tllisstation

Winterki11ing was very severe at Ames but the rellJtionship between survival and yield is

not very close For example cr 11969 lith a wnter survival of 86 percent yielded close to

the bottom while Cl 12101 with a survival of 26percent rmuod secOnd for yiGid so it is

apparent that other htizard~YiOre prE)sent Test vrOig1lts whore obtained rangod from 543 to 590

pcn~nds per bushel The highest yieiding v~~rieties v[ore Nc)redC 14101 bnd KJ-1rkof The six

lowest yiolding strains gave lessthnn 10 bushels IJer acre~FOr~ tho ~yo6r poriod 194041 CI

1197f has hd tho h~ghest avorage yidld follmmd by Nebred Pa~moe end CI 1195Z

AtL~ncoln t110 November freoze causQd consid~rablewintorkUliilgand therelationsllip

botlTeen middotlintor surVival anltlyield iis fairly goodbull incre~re 5omo exceptions in tInt Nelired

Cl 11971 elld Kll2rkof rith good survivals ru1k6cl rolctively lQYI iny-ield This 1DsproboblY

~

ctlusod b~r 0 combiIl)ti0l or Joopound rUst lnfotion~ hossion fly ~1lngo ~d tho h~ ~ough~bull All

varieties except Pamee Carrieda foiply heavy lecpound rusb infect ion and testvreights were ratherbull bull bull ~ ~I ~lt 1

low langing from 44~O to 592 pounds ]jar pushel~ wo varietJ~sC bullI~ numbers1JS50 rnrl11952

~yields abOv~ 30 bushels -oermiddot acreTlhilo f~mvnietiosCInumboIsmiddot1975 J205 ~ii~77 - i

~bndi1976~yi~ldcd 10sstl1Q1l10 bJShotsporO-ltFo TIloS 10lYiolds T10rC accotap~io(fbY~xhrlJolY

low wintor suwivals Based on tho 2+ycQJavorago JihrJy BJacklmll hndtho nigh9stnverogoI - bull bull bullbull bull bull bull

inciinodto bo vL1tCrtoiiidor~

middot yiold fonowed by CI~tJUIilb0tS1l950~ 11956 t lmd Pamoo~ All ()f thQsostroins are early andI

COllsidcrrblo 1i11torkillingmiddot VJUSrcport 00 from AJliancbut tho dnto arc not too consistont

lith vih is knownofthdhnrdii1ossof tho dipoundforont vc~iotios For 0~10 GI11964 l~d ai

survivnlof l00porcontcomparod bo 8~ -percont for a1lJltof It is YT)1 Mllbtf1l1 if this xol~

tionshipis correct Grail1 quQlityvtLS poundcidygood JlJdyiolclsxogcd fro 0 21bull3 to 84 busholsj gt - ~ gt bull bull bull bull ~ bull bullbull bull

poraCroCl Dunbers 12102 121OJ~i[u1dKl11rkofampvctho highest polds in 1941 andCl l11Woo

middot bors 11975 11956 D-ld 11977govo thoi 10I10stones ior tflC lJ~r p oriod CI 11972 rc-Jko~

fiist for yielii K11rkofsecond CO~1Cho t1ird and Jqn_ecf(gtUxth

~obl0 1~ - Agro1ooic Q1d other dcto for uniforo willtor uhot varictics BiomiddotJ11 in rcplicQt6c1middot j

nursor-plotsincooporotivecxporioqnps at12 stti6ns in t10 hprd r9d ~yintor vlheot lnroa iJ~ 1941 and nvor-ge yiqldsfor 193g41

bull

Imiddot

14

23

7

611

middotmiddot15 i

91011 ~

13

245215

23322120125223~5

203

VS 36 580 196VS 34 q5~O 181V$ 35 560 17~91532 560169

S 31 545 167VS 37550 166VS35 588 165VS 35 540 165VS 33 560 164VS 34 635lt 161VS 36 50~0 155VS 35middot 5~5 151VS 33 560 154vS ~31 565 150VS M 54~0 149VS 31 510 146VS 31 510 1lt11

VS 3~ 560 141VS 34 5SW 13~9vS 35 560 136VS 35 51~5 13~5VS ~2 560 121VB 33 56 0 middot119VS 32 56~O 115 213 12VB 32 50 3 J1o3 lQ3 17 VS 3lt1 9~O li1 212 i$ XS

Smiddot12 470 9 7 l~ 6 16 I

v 31 500 74 19 19 VVSS 32 170 73 182 18_

34 166 67 130 20)DOCli yic1CIio~ Oiiy lio-middotinrieties IS7 ousl1cIs--

Denton TeJmS(OW 1 ) our p pus

Ptv 0CI

number

11952 April32 1fny26 601511673 April 30 middot1~by31~ bull 15 2012iQ4 ~pr~l 39 June l 15 151l956loiloy 5 tUne1middotmiddot 5 15

11669- )by 2middot JUl1C 1 13 1512105 April 29 lvhy 30 4 28

12000 prp24~26 60 ~311992 April 30 ~ 3q 10 23i2103 tllili)T 2 JulQ2 10 a5li974 ~pril 29 JUlio 1 13 4511823 by 6 June 2 10 1812106 ifby 1 June 1 5 28

11972 Ithy 1 June 1 18 20li961 YJ6y 2 JUJo l T ~ 011019

0 97~t~pril 81bY middot3135 5

May 6 Juno 2 73 13 11950 Yoy2 JIJll0 ~ middot3 25 A856 -t-oiil 22 ~vftw 2~ 58 811969 ~By 5 lIDY 30 0 011899 by 4 middotJun02 18 35 118middot1L ~Jay 2 JULJO 2 56~5

12101 ~v1Y 1J~)q~ i 58 0812102 ~IJccy 2 Junol 53 Igt

6251 ~4V6 Juio ~ p5 18JlSn uJpiy 2 ri Jii-1Q 118 5511876 poundtiV 3 Juricl 63 2011870 thy 1middot middotJUno 1 65 83

11977 1441 6 Juno 3 80 3511971 ubv- 2 JUll0 2 73 36I 1442 ~ Juno lt1 55 40

monaiirucrrar ofa Clifferonce botloOD tho

- - bullbull~_c- 0_ -bull ~-

TO-ble 19 - (Co1tinued)

ChilliCQt)l~middotTe~s--rFoux plots----

- to

1

I

-r- -_~_ ~~ Leat-IL~pging r-w~e )j ~vo~o-Yr-- -- C~I bull~ Dah iHQigh~rust I eld 1940-41 BarJltn1lIlb er headeC-Lmiddotmiddot i

Percent PcrcClt Mels Bushelsr- ------ CInches39~- 11669 Maiv 7 ~ 30 241 213 1

11992 May 6 39 20 10 231 12104 May 2 40 20 15 2211673 IIuy 2 42 8 5 21Q 213 111973 IipoundW 2 38 25 15 214 213 111972 May 7 bull 41middot 25 20 211 2Q5 412103 May 7 41 20 10 20611956 ivJay 9 40 T- 10 193 17~8 912102 iicy 5 37 65 5 17411964 ihy 2 35~ a 5 17middot0 I11970 Ilioy 2 42 50 20 159 180 8 I11952 April 26middot 33 - 50 60 156 176 10 8856 April 2middot1 34 65 95 152 183 511950 ~i~ 2 39 ~ 75 152 151 1211823 LlJay 8 41 25 ]0 148 181 6 I

I11999 lbiY 6 34 65 90 147

112106 Ihy 5 38 20 75 1-1712105 llioy2 42 5 40 14511974 Lioy 2 10 20 30 140 162 11 I118M lib 6 37 50 60 136 181 6

I12000 April 25middot 33 65 95 136 I12101 ihy 6 38 65JJ 15 128 11969 lihy 8 38 ]1 25 120 142 13

I11975 iby 1 36 65 15 87 129 1511lt12 ~~ 11 40 65 5 90 111 19 I6251 bullJJy6 36 50 100 amp8 141 14 I

10091 Lhy8 37 75 10 78 middot102 20

I11977middot Boy 10 37 40 85 74 n3 1811976 rJoJr 7 37 65 60 amp4 1l7 1711971 lifoy 7 38 75 100 62 128 16 I

I

Standard error of 0- difference between the meO-n yieldsof any two varieties - 321 bushelsbull

11 Severe firing of leO-ves

t ~

~

r 3P~

rabl0 19 - (Continuod)

~

r-Tmiddot

913

13

71215

26-9239231

250236

29026~290

246214243

middot281

C I HQi~lltl I IIIJXlbo_r_L-==-~==--L---==C-~~r--+-o+l-------tltilt---~c-r+~==+-~gtlt===--~r-t~plusmn-r~~ROr=cn1~ct

~~ 1

lJ669 16 JUri~ 25 32 87 610 104 320 I II

11972 20 J~o 29 34 87 585 392 299 2i11956 21 Juno ltZS) 33 i 85 600 3S3 29~7 3 i

12103 20 Juno 30 35 88 600 383 i11882 18 Julo28 34 85 600 36111969 22 JunoZO 34 87 585 35~611823 20 Julybull136 82 550 34011973 16 June 27 32 86 600 34012104 18 June 273S 88 600 33811673 16 June 27 32 85 600 32511999 20 Julie 0 35middotmiddot 83 605 32512105 16 June 24 32 82 60032111950 17 June 27 33 84p80 31911964 17 June 25middot 28 86 610 31211976 18 June ~e 32 85570 30911977 20 June 29middot 35 77 570 3071210220 June ~ 34 86 600 30 711844 20 June 30 34 86595 middot2991442 24 July 1 36 86 59029811~52 12 June 22 32 87 615 29812101 21 June 30middot 33 85 600 28910094 21 July ~ 31 85 590 27911970 20 June 29 37 85 595 27411974 18 June 28 31 77 565 27212000 14 June 25 32 83 590 27212106 14 June 24 32 83 570 271

6251 20 June 30 3433 82 580363 213 1811971 20 June 29 81 575243 229 16

8856 10 June 2Lmiddotmiddot 32 80 580 ~ 7 1amp5 20 11975 16 June 28 33 80 565 212 211 19 i Imanaarcrerror of a differeJiii6~qiyroojn-1homQanyJo1dsof~~tw6-Yltii-+oti os - 3 ~Dushors----

I

~

ft

- 3$~

~able 19 - (Continued)

37~0 4

380 3

364 5

318 63~0 8middotmiddotmiddotmiddot314 12

341 7[327 9

325 10 J~

I3h4 middotmiddot12 3]5 n

~$~7 15

In1 17

29~4 14 ~

a74 16J

267 18

227 20237 1degJ

53509493491 479473-15244-7middot146433j27126middot12139939638$ 3943793793723563-123263r630~228~8

2712622Lh8Z4~7

6359~Z61616158~1606061i~6661605860585558506157564658605658

5334

3924

5051

294

5316fI8~i18

4045

2054tJ831393025Ii211129133155deg50

50495149494850

51SO50

4917

~I S1

564$ 16middotmiddot48lt53

48194948lt1617501545

15 14middotmiddot 12

1614

14gt 11 15

-131415

16 17 J510ismiddotmiddotmiddot13ltlEl13

~i~JP middott6middotmiddot17lt16 lt16-i5 ii

1$16

11 14

512

8109

11 Smiddot1014

1312

102

88

-129

14middotio

J2la

15 913 11

Alt

1514

1195211972121051210312104116691197412102121061199211956121011184411973

88561195011673119981196411823n87011871

625114-12

11975middot1197610094120001107711868

__n~_~2r l~~~j~~tlL6Igtilg Ib~ fgd]~Jvnyln6hcs) (EOrccnt) (ol1nds~-l-ri-~~u-shols) -----i

I

~ ltlO~l 2 i 405 1 i

standai-d error of a difference hetwe~n the mean yields of-any two varfetios - 19Zbushels---middot

~---~-------- --------~

Table IS - (Continuod)

- 3D -

Table 18 - (Continued)

276 7262 926-1 8

239 11243 1022-6 12215 13211 15215 13207 16182 -20205 17W6 18184 19

25 2) 43 5 52526 25 42 40 48527 25 42 60 47025 25 42 50 45224 25 43 5 44820 2Q 43 90 pound13bull726 25 middot14 25 t13~5-

23 21 41 50 13525 25 42 20 middot12~9

27 25 -11 5 middot2325 2lt1 39 10 U7

~ 26 26 42- 75 lt10322 2] 42 -50 38026 2$ 11 75 37625 2~ 43 50 37826

2~ t17 60 371

27 25 10 5 36325 25 44 80 36_025 ~ -13 5 31125 25 42 50 29~8

-26 25 45 80 297 28 2q -11 50 288

27 26 43 90 27526 26 39 60 26927 26 38 85 268

28 28 38 75 25729 28 -12 90 251

-ZS 26 12 80 24~1

27 26 39 80 21~1

10 IG 43 00 19(5

11950 1197411972121041199211952121031210611669119561196111999120001210111973li97011969121021210511673118411182311971119751197611977

14126251

1009lt1middot8856

----aJmiddotmiddotizcrogccr Survival D1e1r _ Rc)ight 1ecd rust cro

number Hoadcd Ii~1bullbullbullo L bull JLcld-----=-=--Lr-Fpcrc-6it 1f1y upo -h n--ch-os--Ircontj (BUSh91s)-J~~----I-

10090

100769391908396

10086

96100

98$8

10088806577

~ 8580

100 63

7677

10096

10098

Standard errorof a difference betw~en the mean yields o~ any twovaxieties - 536 bushels

41 _

Table 19 - (Continued)

Akron Colorado (Five plots)

12105 Way 26 23 545 lS212106 May 28 22 55~0 17111952 Wey27 21 565 14711972 Juno 3 19 57s 14711669 May 28 21 550 14111970 llfiav 29 23 500 139

88q6 May 26 22 560 13611971 lVlay 31 20 545 13511999 June 1 20 570middot 133118t1lf1 IYhy 31 22 565 13312103 Juno 2 20 560 13011S92 l~y 31 19 540 12612104 H~ 30 21 570 12510091 Juno 3 20 570 12512000 IVlay 2821 5middot15 12-4

6251 Juno 2 21 560 1l4n950 (ny 29 21 515 11Zl1S6l lihy 31 13 535 11212101 Juno 3 21 545 no11Sn Juno 2 21 535 10111823 Juno 3 20 540 S911875 lihy 27 IS 560 S112102 ltby 31 21 560 09

14-1 Juno 4 21 560 3911S60 Dune 3 13 550 C711S76 Juno 1 19 5middot10 G611673 ivhy 30 21 500 8511973 Juno 1 20 555 C2

I

11077 Juno 3 18 5middot~5 amp2

11956 Juno 3 10 =--i=5G5-r--~fiF--5=-3r__Stondord orroref Q difpoundororico betwoen bhomonn yioldsmiddotOf QIlJ two vC)riotios -Z09 0ushols

Seeded September 11 emergneSeptembor 17 1940)

I Height --jmiddotweight per=1~vCi~ampO9Cro-[1 C~Ic7llJ=lmib-=o=r----L --Datoh=o=ad=cd I ~ bushcl __-Z_~ __

(Inchos) bull (Pounds BusholS III

I

III

I

I

I

f

Table IS - (Continued

rorbCol~ins Colorodo1(Fjvoplots)

8

20

147

11181617

131012

85

1419

459503~

1734U415~

449

i

46-147547l4S9506459 433

- -- o---~-~- - - - ~--7-IA-V-QrccCtgc~Ocro-t Yield f

el no rDatQ-- - ~lield--1Avertlgc _1~lbii4~h~k=gt ~ush61s) ushels) 1

11(71 May 2D middotlD a GS3 567 1 Ii

llC70 llny 31 _ 52 O 640 523 311673 lvny 30 50 0583516 4 I12106 Iby 29 bull __ 51 a 570 111823 June 2 48 a 566 506 5li950 lviay 30 _ 49 a 560 54~ 2

- 12000 llilay 30 50 0 5601~105 May 28 j 53 0 5608$56 lvhy 27 52 7 557

11971 June 2 51 0556 12102 June 1 46 6 548 11973 lJby 31- 48 o 54311952 lvhy 29 49 18 537

-11975 lvby 30 48 0531iUi56 June 3 46 a 526i19n June 2 46 3 525~ii6S9 Fey 30- 48 deg 52111976 June 1 47 o 50611999 June 1 47 14 506il992 lJaiy 30 47 32 504

11811 June 2 48 18 lt199 12101 June 2 middot16 14 499 11-12 June lt1 48 32 182 6251 lvhy 31 48 1847411969 June 2 47 0middotmiddot lt17010middotj94 June 3 17 a 463

12103middot June 3 48 a 160 )1977 June 3 46 a 458

1196middot1 14ay 3C)middot 16 5 457 12101 iIay 30middot 19 0 MS

H bull i bull

StnnaDrd error of a diffcreiiCC ~otwccn thcmc(]l] yiqldOs of iinytvio voriotios =546 buShels

I

~

- 43-

Table 19 - (Continued)

scsperus ColorC1do(Tl1rce plats seeded September 27 1940)

Imiddot n~~rr ~~~l--=uigh ~

porRDnkbushel

I I ----- -~ ~ugust=- ltInches I POUoJds) ---

6251 10 4-1 63 618 509 2i llSn 10 ~ -12 63 5604 419 3

10091 8 l ~ 10 62 558middot B2 -0

ll673 middot12 62 539 514 1()

8856 5 J laquo 44 63 492 440 711974 9 42 62 475 443 4

12101 10 lt 44 64 474 12000 8 42 63 463 ~

12102 12 44 62 458--11823 10 lt13 60 456 400 1011976 12 40 62 lt156 442 5ll81fl 9 44 63 451 408 911972 8 flO 62 4t 472 3ll950 6 n 02 -134 399 II

1112 9 42 62 428 388 1211973 8 41 63 123 370 17ll969 10 12 61 418 343 1911992 8 14 62 -11-7 11999 8 11 6lt1 -n7ll961 8 lt12 62 n~

ll669 7 f bull 38 63 107 378 1412104 12 44 62 10412105 11 44 62 404ll956 9 14 63 101 374 1512106 11 13 62 39611975 12 42 62 394 367 18ll952 3 40 64 377 310 2011977 10 38 61 357 374 1512103 12 44 62 M9ll970 11 45 62 329 388 12

bull Standard error of a difference between the IOOan yields 6f any tWQvaJieties = 768 bushels

f

I

Table 19 - (Continued)

1- ~

t ~ bull

o14

AIDos Iowa (Jiourplots)

10094 69 588 288 403 212101 26 E86 255 fl1442 34middotmiddotmiddotmiddot 528 247 366 7

11950middot 51middotmiddot 554 221 377 -511999 middotmiddot 45 588 22111844 51middot 578 220 356 1111971 1-3 556 220 424 111972 35middot ~ amp72 208 366 711956gt 55 590 201 364 912103--- sa 587 195 11952middotmiddot 66 588 170 390 412104 ~ 64bulllt middot585 16812000middot t 579 16211669 78 S~r4 16-1 391 311992 10 573 16111974- 61 543 160 369 612102 2~ 598 158

6251 78 579 155 346 1311973 54 586 155 354 1211823 li4 544 154 357 1011970 28 5704 114 342 1411673 60 563 139 33 1511964middot 51 579 1358856 18 581 119 328 16

12109 J 15 563 9511977middot 6Q amp0 2amp2 1811975middot 71lt 72 299

_ J 17-

11969 86 ---- 57 270 2012105 13~- -_ 4111976 _5 32 271 19 l_

~~~df~~e~~let-~en

Standard

the yields ororyy two~6rieties= 249 bushelsbull-

error mean

- 45 -

Table 19 - (Continued) L~col~ebraslm

(Five p1ots~ seeded acpt01~er 25 emerged September 30 1940)

9

8

13456

715

17

161814

11131012

227221232225

1965186207

32~5 280 21t7276 272

--~l~till~~r gtti~~ - ~f~1-ei~~0 vre~-~TICJlV~ Jlvera~~clf==1 ~~~~_l~rvival)le~~do~rmpeIreacti~zrl_ _ J bush~l- ~~el~~ 1940-~L ~~1k_1

Pc -ilij June 1L1) -Wosf Bu ~Bu- I11950 65 29q4 22 35 568 317 316 2 I

11992 6525 25 34 557 3098856 69 P 20 3 36 592middot 295

11956 66 2pc 26 2 32 57r 28011669 65 33lt 24 2 34 564 26811844 56 25 27 3 36 568 25811952 702~ 20 3 35 58824412102 5626 27 3 33 57 7 22112101 61 26 27 3 32 568 19411973 57~5 26 3 34 55~(j 19112000 51 43 25 3 33 55~4 18610094middotmiddotmiddot 84 Z6 26 3 32 543 17411964 56Z6 25 2 30 51-0 17111971 74 Zo 26 3 34 518 154 11972 60~7 27 3 32 518 15111673 57Z5 26 3 34 526 118

1142 76 Z7 c 28 3 34 550 itG11999 46Z7 28 3 31 539 14612104 44 Z5 28 3 32 amp-10 137

6251 69 ~rlmiddot 28 3 34 550 13511970 63Z6 26 3 37 510 13~iJ12103 middot16~7 27 3 30 539 13311823 51~7 28 3 31 17-2 13211969 - 52 Z7 27 1 32533 13611970 13 ~6 27 3 28 195 12312106 41 35 25 3 30 510 -110111975 29 (37 28 3 28 190 6612105 29 AS 28 332 510 6SllSn 39 29 28 3 2810 55 174 20

I 1197e~ __~~ 29 28 bull 3 2747~~_54 185 19__1

Standcud error of 8i differ9nc~bet~loenth9rmoan yieldsQany1-wbV1arieties 298 bushels

l 1 and 2 arc degrees of resistance 3 and middot1 degrees ofsliscoptitbility

f

46

J

109 10

106 1191 17

120 994 15

106 ll101 1393 1679 2090 IS96 14 G5 19

Ronk~-

i150 2 t141 4

I154 1

137 5147 3 I

130 6

128 7124 S

Table 19 (Cont inuod)

AlliOJlce NebraSka(Thiee plots

C~I

number

12102 80 JiinC3 21 610 21312101 88 Jime3 3() 625 206

1112 88 JuneS 27 610 1$911669 85 June 2 20 605 lSS11972 83 JJine 3 19 615 lS712103 gO JUlle2 20 600middot 18~9

6251 75 JUIle2 23 620 bull lS~311973 87 JUiEl 2 19 615 lS111673 85 June 2 21 610 IS )12105 60 J~l 23 605 17910094 97 Juil3 4 18 615 18-511844 90 Jun13 1 20 EiOO 15~912104 middot83 JUfl92 20 595 15712106 $3 JL1Q 1 22 590 1511992 S1 Junel 21 56~0 15311964 160 June 2 19 580 119

8856 83 Yay30 20 590 13411999 88 Juile 2 17 600 13312000 ll8 JUIioZ IS 595 13311950 87 JU1Q 2 17 570 12middot2U969 90 Juno2 17 590 117nS74 88 Junel 18 580 ll6ll91 92 June 2 17 575 ll211952 M Juno 2 16 58middot0 1071+823 87 June~l 18 580 10311970 OS June 2 18 610 9911979 68 Junc2 19 585 8611975 15 Juno 2 21 585 B911906 ~3 JUne 2 17 575 061197 78 Juno 3 19 600 84

Standard error of a diffcrcnCebetwoonthe moan yi~lds of ~ly twovarieti~~ = 389 bushels

iL-s

- 47-

STANDARD EBROBS

Standard errors were calculated for each station as outlined on page 21 of this report

In table 20 will be found the number of plots t average yields and standard errorS for the unishy

form nursery grown at each of the 12 stations~

9-411512

7middot63575

132227237145

187321335205

265453474290

696 492 348 891

369 301 213 719656 5~36 379 1057

331 209 148 1279864 546 386 7329 Ll0 7~68 543 1228

353 249 176 1101

1 73 298 211 1234188 399 282 19~25

---_

Imiddot -l__Stl1daril er OJ opound a ---_== iSbgle~DifferOJ1Ce ~l 1

I plot between oeDLlS lfuSlio-rs=~rcenr

(Bu~hols BUshcs Ij

ITexns

Denton 4 1403Chillicothe 4 1501Bushland ~Irrig~ted) 4 3105Bushland Dry) 4 252i

OklahomaWoodward 4 3904

hJsosIvbnbnt t an 3 2964hys 3 3585

ColoradoAkron 5 1157Fort Collins 5 5270Hesperus 3 4416

IowaAmes 4 1599

NebraSkaLincoln 5 1710Alliance 3 1465

Table 20 - Nwnb)r of plots averGge yield and standard errors for the uniform yield nurseryat each coopmting station in 1941

NUmber -+---XVerageStation of yield of

~lots vDrietiesbushels)

SUIJlifLBY OF NUBSERY YIKLDS

The yields of the 30 varieties of winter wheat groW1l at 12 stations (13 nursories) are

sWllIIlnrized in table 21 whore ~he varieties are listed in order of the 13-nursory average yield

These avemgcs arc of int erost only insofar 1sthey shaw the generai adoptat ion of the vcriety

A more detaile~ study is possible i as the vcrieties also have been Dvercged and ranked by Stotes

Pmmee hDd the highest aVerage yield in 1941 rhis v2riety rankod first in ~exns ol1d

f Nebr1ska sixth in Oklahoma and Kansast f()(rteenth in Iowa ord seventeenth in Colorodo In 1940

Pmmee ranked second in the nursery and again made its poorest record h Coloiiado Cheyenne x

Tenmarq (CI 11972) rnnkcd second ~~ing its best record in K~s~s ~his strain ~id the highest

average yield in 1940 Li third place WC1S KalTv2Je x TOl~rq (cr 11950) a wheat that ros been

high in yield for sc)voral years in spite of a tendency to shcttor under certain conditions

KamiddotNalO x Tenmarq (CI 11992) rOJked fourth culd KDxNnle x ~e1llIDrq (Cel 11956) fifth ~he avo

rage yields of the four leading varieti~s differed vGry little It should be lintcd out that

tho first tlOlve vorioties had ~oxmrq as one parent In this sune group four varieties rod

KmNale os one Drent DLid i~1 three cases CheYOJu1e laS used in the ClOss Eighteen hyblid strnini

rI

IrImiddot

I

bullI I -- per acre Iz IN1rm Iemiddot Iowa eP~1rP CoIOrte1o pound ~

ii C~I I lIuh- 1 I I I I I I 1 ~ I I I J 13 I=~ i 1Cldl-1 1IIiu1 1aIIilble- JIBIIIlIOOl1-middot~ 1AIlbmkl ill8$iLi_ AlU-A~ BamkJori aAllnDdleit- Ae-JIaak1 I S~ 1 u- DIF (rnc~ -- rampampel 0middot I colin aileerace middotJCol- i tPenalftCllI lut1eot1IenAllid)_ I ~ bull I bull 0 I I bull UD I Imiddot I

I

III

Jampbull

I -

iftliaart errOl o~ bull _ (1IuIIelII) 132 227 1115 2- 096 21 3079 211 1middot16 211 2~12 116 86 1118 5middot1l 228 0 080 J I Is~ error ~ bull _ (~) 91l1 1512 515 16 5005 1middot91 11910middot51 639 1101 12- 19025 nll 132 1219 ~2I 6JJ 11l II I

- 49-

ronked obovc Faxly Blockhull ond 21 nere obove Blackhull OCld Nebred Again the Hope crosses

failed to give good yields as Hope x Tuxkey 1069 rmkcd cightcenth Hope x Cheyenne twenty-fifth

Qlld KlJlred x Hope tVlCllty-ninth In the 1941 nuxsory three strains had [werage yields lamr thDn _

Khnrkofchock

Tvrenty varieties have beon grovm iE the nuxscry for the 2-yccr period 19middot10-1941 Clt 11

stations vlith 12 nuxseries These dnta are presented in tob~e 22 lhcre the yields are avoraged

by States and the vC1rietics are listed in order of yield at all statiolS Cheyclmo x Tel1m~tq

(C I 11972) bad the highest avercge yield being consistontly high at 011 sttions excGIJt in

IO7au1d l~ebrcsko uhere wintorkilling wos heavy KavJValo x Tenmarc (Cl 11950) roikcd second

and PmJnee third These tvro strains had consistentB performuncos except trot Pavmee roc1ked fifshy

teenth in Colomdo Kawvale x TC11lIlurq (Cl 11956) ro1ked fourth COlIiltlIlChe shth 1hrly Blachshy

hull tenth and Black~u11 tvmlfth Nebred and warkof hnd avcroges considerobly lovlOr tlmn the

earlier vcxieti0s Etrly Blockhull x TollJDXq (CI 11952) hod 01 IverG-go yield considerably

higher Uwn Fcrly Blackhull In spite of tl-Je viintcrkilling ct the more northern stations grom1g

nurserios in 1941 tho oorly lalf-rustresistCJ1tvcrioties rlgcin rere at the top of tho list

for yield

Dato for c1klXocters other than yield cxe Qvorcged and presented in table 23 Since all

stations did not report the same datathe number of stations entering the averages is shawn at

the top of each column

Winter survival data show Nebred to be the most hardy variety in the nursery TvJO KltUlrea

Hard Federotion x Tenmarq strains (CI 12105 amp1d 12106) proved to be rather tender The rest o~

the varioties lu1d survivoJsthnt variod aver a I11frOVl rongo bull

Farly Blocld1ull is still the earliest vorioty in the nuxseryAt cleven sktions ipound 1VG-o

raged two days oarlier in headbg tlJDn Ebrly Bladldlull x TenmGrq (cr 11952) and three days

earlier than ChcyoTJ1Je x Thrly Blockhull (Cl 12000) Sevoetecn hybrids in the nuxsery rod rnv~

rage dates of he1ding e1Tlier thlt-n Block1mll ~Xkof ws the latest V1rilttty in thG lIllrSor

This gives a clear picture of the empmsis being ploced on cCXly vrheats in thoarea Ripening

datcs bring out about the same differences Qlthough the sprood is not so grect

Height measurements vcre reportod from all except one nursery and the averages showed

KltmredJhrd FederCtion x MiIlJmrdi-Mintuxki (CI 11970) to be the tallest and Hope x Turkey 1069

(Cl 11964) the sholtest athel vaIieties shOUwd very little differcl1CQ in averag0 height

Lodging data were reported from four st~tions )J1d indicated some differencesmiddot ~he weak0si

strawed vrieties were l31ockhu11 E1rly Black1lull and CheyeIlile x ]1rly Blcckbull (Cl 12000)

The IGastlodgir~was reported for Nebrad Ivbrtin x TOJ1PlOrq3 (CI 11823) and BltLckhull x Ten

marq (CI 12102)~

--

faltb ~ -~ of Bence Fie14 of ZO wbhr whea YUieU cr- ill _Uelll Fie14 _erie bull U aUon in lla 1l8I4red riDur whea 1eC10nbull 1~1

a I t llpllle1 pH Ia I I Jtpe Pr I Japmiddotu COXon4lp I Ina f - 1tratIla ~I bull I I IJlaU-Illpell-l I I I I I I I I I I I I I I I I I 2 I

1 t 8Iie7 or I 01 IDa- 101l11l-1 1Ul41 1a1llAn- lBultI1J~III lAy I Ihr I Ay i a I Ir IAlA-IAy I I- Ia I _811 on I cohe(IlIi+(Drr 1l8p I - IftIlll 1lIuIk1~I_1 daDk 1001- 1p8n81 ZIJaIi-IJIaDJt I aohle I r-BaDkIUle Ia I I _4118114) I I I I I I 11M I I I I I I I I I

IIq~n z 8uaIq 1172 ~1 205 29 11 232 3 40 1 ~9 32~ 31tmiddotl 3 506 ~12 1Ns9 3 ]66 7 221 15 I bull 312 IlKarial i arq 1150 2O1a 151 281 19middot1 20 bull 31t l 1 352 386 1 ~~ 9 ~7middot2 5 middot7 5 llmiddot 10 211 t 30 I11_bull 11669 25middot~ 21 32middot0 lbullL2~5 I 31middot0 _o~ 29bull9 311 ~

3Tbull1S 19 ~ -~~l ~ 271 ll~ ~1_ I

llawnJOZ aDUlq 1156 21middot ll ~1 16 235 2 36~ 5 31middot3 30 ~lis ~~ ~3~2 13 280 bull 9 i

llured-IIuIlJe48laUonz8uaIq 11971a 2115 162 middot3 162 203 10 38middot0 3 2 ) 561~ 50middot5 2 369 6 2001 120 16 13 291 IIaouoie 11673 252 21middot3 236 16 217 ~ ~7 9 350 29 5 bull ~-6 5~515 1 5 1 22 l~O 1S1 12 29 IllallJ B181llt1ml1 Z auaJq

~=281 176 23middot1 15middot5 211 6 1 2 3S~ 31middot1 2 7~5 ~o ~ 19 0 272 106 I 7 291 I

lIaIlIet Z Blackmll ZO 11 269 169 206 9 JIJbullbull 6 1lmiddot7 ~ 210 lis 7 10 356 11 276 12 ZO~O ~ 212 I I

IO~lIIIile Z aazq 11~U 19middot 21 290 15middot0 21~2 5 ~o bull 6 276 30middot6 7 ~ ~0~7 11 35~ 12 2 1~bullJ 5 bullbull1 I~1ulJBlacldml1 IS 25middot2 18 1middot5 11 1middot3 12 llmiddot~ 12 6 1~ 260 12 ~9 0 ~o 9 32middotmiddot16 32middot5 lG217 1 269 I

1~1Di ellMIq 1112 middot215 181 26 lla ZO2 11 32middot5 io 261 226 2~1 11a ~6 400 ~5 bull t 7 10~~

1011~bullbull 16 265 I Blokml1 6251 21 llal 21 10 17~ 15 2S1 15 211 ZO5 2~ 15 ~ 509 ~7middot1 ~6 l 17 11 26 Iilaprell-llull JederaUonz II1Ilha141- IIi lIiDUrId 11970 196 10 211a 12 11 l ll 12 26bull 262 26 11 52 l Zf-l li 1~ 206 l 120 ~~

260 IIJ~_ a011iDe eleoUon 119n 182 12 22- 5 156 19 31middot5 11 ~bullbull middot215 25middot71

~~ 1 ~ 1 221 1 1 260 1Ie_et 1~ 221 102 21a6 10 169 17 - 267 18 2 186 218 19 ~t ~~6-11 110 2 2~2 128 18 11 ~~ lliope Z alureilD 1~~ 25 1~2 290 17middot0 20~ 7 27 19 27 26~ 27110 1a52 ~ ~ 18 27~0 20 18 1 1 18 7 IlliieIkof 13middot0 111 2 1~ 15 20 271 i7 27middot2 12 227 11 ~7 31 1 1~ 36middot6 7 225 150 11 bull 2~ IlIaDJoe4 Z Iope-Bar4 JeIlerUOD 1115 2middot3 12 2lJ 106 170 16 29~ 1~ 260 21~ 2middotZ 16 ~7~1 ~7 1 15 ~9 l1 12 0 li ~7 23middot I1bDie4 z IIope 11976 212 11middot7 250 12middot5 17middot6 lla 27middot~ 16 25middot7 215 2 17 la 2 ~s 12 27middot1 19 18~ 1~9 12 1 2 IICClllp01Ul4 orobullbull 11971 1~9 11 26 16 15 18 22middot7 20 20 207 20 20 1 3l~ rlmiddot 20 212 18 11 5 10 20 21_ II l-

~I

-

Leai rust

Varieties roving

- 52 -

reodings were reported rom five und stem rust reodings from twomiddot stotions

low re~ngs for both diseosos were Jomiddotllee KvlVole x T~qmiddot(CI 1195Gi)

Hope xT~key 1069 (CI~ 11964) Hope xChcy~rme(C~I~ 11969) und KovNQle xT~1IllQrq (9I

11992)

Kernel plump~Ss data were2e]orted from two statio~ aha these havegtbeen averaged and

DATA mOM TREDlSEASE mmsmus

Bmfr NUElSmY

For convenience tho doto from tho vniform Iilinter nhcot bunt nUsery ore includod in this

report Tl10se dnto (table 24)Tore ~ecurec1in cOQpcr~tion with AgroiJqmist s O)ld Potllologists

working in the area

j

f

1

- 53

UNITED STAT1S D]PAaTMENT OF llGRICULTURE

Bureau of Plant IndllStry

SUMiYIbEX OF THE GBElu PLAINSmiddotUN1FOBM WIhrm~ BUNT NUESmY 1941

By HI A Rodenhiser Pathologist and K S Quisenberry AgronomishWheat Investigations TIivision of Cereal Crops and Diseases

The uniform winter wheat bunt nUrsery for tho Great Plains area wos continued in 1941 inthe same manner as in previous yeaxs This report presents 0 sumnnry of the d1toobtoined in1941 together vlith lbhe averages formiddot the vaxietliies grown dUring different periods from 1932 to1941bull

In the fall of 1940 50 varieties and stroins of uinter wheot were SOVl1l in duplicotC8-foot r01S ot- ten stotions in the GrCtJt Ploins and ot BozemaJ1 1bnt KecrneysvilleW VoBeltsvill e M4 and Logan Utah BeCouse of unfovor2blc environracntalcolldit ions for bunt Jonshyfaction or subsequent plont grovrth no cL-m VlOre obtolned in the nuDseries seeded at- Lincoln andNorth Plotte Nebr and at St Poul Ivlinn ThedJta from 10 nurseries axe averaged The SllUt trot developed in the Logan utah nursery was caused entirely by the so-called dworf bunt orgOroniso and therefore the infection pcrcQntltgcs ore not included in the averages for other stationsThe nurseries included vorioties that hud shown resistw1ce in previous years and Igtromsing nm7strJins supplied by sevotal of the cooperat ing stat ions

Inoculuo for nost stations inS obtained fron the previous years IfUrsery at that stationby selecting bunted heads poundroD all infected vriGtics end froD collections DQrle froD faroersfields in the State where the test was made For the IvWiliatGan eXperioent the inoculum laS acomposite of racos knovm to be present in Kansas For the Kearneysville and Beltsville teststhe seed was inoculated with a cotlposite Dade 1lp of inoculum frOD all of the other nurseriesClean seed vms planted in the Logon nursery Q1d infection resulted fron the soil bormc organisn

The vurieties axe listed in order of the avertge infection at the 10 stations Thesemiddotaverages ranged fron 01 to 671 percent The average infections for SODe standard varietieslere as follows Ridit 20 Relief 26 Hussor 32 Minturki 91 Yoga 95 Nebred 103ond Oro 172 Of the susceptible check varieties Kh1Xkof had an average iIlfcction of 360 Cheyenne 39bull0 Quiviro 518 and Chiefkwl1 671 TJO hybrid strains hnd averogo infectionslovler than Ridit These were Oro x Turkey-FlorQamp1Ce (F9) and Hussar x Kmred (CbullI 11989) Fourselections fron the cross Hope x Turkey 1069 bad aver~ges 10Ter tlDJ1 the porelit varietyTurkey 1069 (CI 10016)

At the bottom of the table are shovm the average infections by stations rhe heaviestinfections with inoculum other than the dwarf bunt vmre obtained at Bozeman Ivlont Fort CollinsColo and lviurJbattan IWns A study of the lbnhattan Akron Fort Collins ond Bozemun dda gives some indication that different races mltJY be present ot these stations The behavior of thevarieties at Logon is of interest in thlt some of those eorrring rOpoundistance to the races presentin the Plains are also resistant to the dvrnrf bunt present at Logon In other cases strains trot

are quite susceptible on the Ploins see~ to be ~oderotely resistent ot Logon

Longtine averages are shovlD for vorieties gr~m for more trAT) one ye~bull For the period1932-41 Turkey 1069 (CI 10016) Nebred ond Hussor hcvo the 10middote st avero~es For the 3--yeorperiod 1939-41Hope x HussCX (C~I1l834J Relief 2nd Hepe x Turkey 1069 ~CI 11964) hmiddotweshmm the nost resistance Severol of the vcrieties trot mve beon highly resisttnt in thesetests and are othervlise agrononica11y desiroble axe being tested llith individ1U11 races tht havebeen identified in all of the wheot grovling areaS

bull j

i

86

j 1O~106101

7middot96

middot_----~----------------~~-~-~------~--------------------

rI

55

UNIFOBlvI WINTER vrnm RUST NURSERUS

In t~bles 25 ~~ 26 ore presented dQto qn severity of le~f~rust md s~g~~~t infection

on the 30 voxieties qf winter vThed grown Ll rust obss~tion nurseries t~ltgQgheIJ~ tho oountry

in 1941 These nurseries Jre LUintained froD yeor to yecr ~s part of n J1Jert ~elQUrQh progrno

corried on Ll coopcrotion ui th agronorUsts and patll010gists erployed in the ~evoru Stdes CODshy

cerned Lcter t 0 cooplete report of these nurseTies ui11 be issued 8c1d th9 rust percotCges my

not agree ent irel rlth those presented here since the clto sItovm in this less de~oilecl raport

include only figures for the severity)f infection

Differentiol dato for leed-rust hlfection -rare obtdneclfor the vcriotips ot 20 stotHJlS

(toble 25) In cnlcul~ting the over~get Q trace (T) ~ns considered2s equal to O Aoong the

seuihJrd whects Hope x Russlr (CI middot11682) Hope x Konvde (CI 11959)~ ~lcl Red Rock x BGpe

(C o 11821) Ind the lC)VTest ovemge infoctions Of the lnrd VIhBats IIt-uqui110 x Oro (CI 11979

and CI 11851) t Hope x Cheyenne (CI 11969) a1d tavrvnle x Tenrnorq (CI 11956) had averoges

less thaR 20 percent In the snme tests susceptible voriotieshad aver~ge infections of from

60 to 715 percent

Stem~rust readings showing differential reaction wore raported from 13 stations (table

26) Among the hard wheats the mosb pronoun~ed resistancQ vJUsmiddot shovm byHopb x CheyOJlIle (CI

11969) Hope x Turkey (CI 11964) Mnrguillo X Oro (C~I 11979 Cw1d CI 11851) t ond R-044shy

Minturki x lVJinturki (CI 12022) Of the semihard mGQts Hope x Knvrvole (CI 11959) and Hope x

HusstX (CI 11682) md low nveroge infections

Toblc 25 _Severity of 1e1 rust infection on ninter nheQt vQrieties gravm in the Uniform Rust Observation Nurseries in 1941

VGriety or cross

~

5355 302 50T+ 25

15 305 15

1 70T 501 65T50T 35T+ 10

T 301 50

1 65T+ QOT 5o 10o 1 T 25

0 25T+ 30

T+ 30T+ 45

433131054 4128

30 13313~3

806570

70 36765 11975 56770 46460 24460 26140 180middot25 15835 15465 21865 190

170 261

80 63 080 71535 35880 64910-63 390Q5 8HO t9 010 t5a I1099 OJ

15 117 m15 124 I

65 245

B565

100100

6520202540202515

46 SO10 50609025 5T 10T 70

2S 1525 lt1585 6040 80

T 255 40T 25T 255 Z5T 25T 10T 20

251015

TTT

20355

2010

15203030

52020

101010

1

30 25 80 - 9025 60 80 9015 5 80 8020 65 80 9020 -40 60-8Sshy20 85 90 10030 40 60 9010 T 25 10

1 T 20 105 T 10 20I T 10 20

T 10 40

70502060eo6070101015

510

753075

55

10

106080704030401510102015

9595809595959020

5Q

5070

7010100102010

100100100100middot

75202020

T55

20

30506030104020

TTT13

503080TTT

75 5060 7060 540 8070 middotmiddotmiddotmiddot6065 9085 4040 T

3 23 2

25 T20 20

25351575T5

JO30504040252020

55

103

9090gt9595Sfr80857570657030

8585

51060G5

8090

70207580556570551095

2525402510

TToo

oT

402585-~

T

-

85100

254065shy6525

5T

3T

10

3525middot9590

52525TT

105T

759510

10085

10075

5252

15

5060

100TTT

35

2525

325

3T2T

3

225615

115

5

)5252010

5352middotJ

515204025

60 7560 9510 545 10000 100Z09015 20

5 55 T

30 T3 T5 T

355

75T5T

7590306585-85452010101550

1530

57

1055

-0ooo1+

607075551045

51020656065

40755580755520

3551

20

T122

5211T

502510

253010152510

51TTE+5

TTT5

51020TTT

152025101510101515201015

50754050404020

T

fSoit Bed ~hignn Amb er 5620 751 TiUIllbu11 5657 80~~tDcnton 8265 50ti bullbull M(3Jster 6471 90

~tmiddotgtoiit~~~ioncon ~f~ ~gampi Purdue no 1 11380 80r~WijDas1i 11384 60t middotEUitzsel x Hungarian 11849 50~Fultzseh x HungaXion 11850 45~rbulll ~tz sel x HuDgorian120l7 30)middotFultzsel xTJWIlbull 12018 40

~H~eHt~=Redmiddot 4843 50~l Kawvale 8180 ~ 35 I~nt~~i 6155 50I Hope~Hussor 11682 20 HQpc~ KuwvrUltl 11959 20

Red~o~k x Hope 11821 35

atI~ ~ep7 51 A6 I~liiiiibda J 50 Tcnmarq 6936 65

Kharkof 1442 75Mala~of 4898 80Comanche 11673 40

I Pawnee 11669 30 Kawvale x Terimarq 11956 35

Marquil10 x Oro 11851 50Marquil10 x Oro 11979 30HOpe x Turkey 1069 11961 25Hope x Cheyenne 11969 20E-41oMinturkix Minturki lAJ22 70

~ -l

=_---~------------ ~----------------_ --~~~_-~~~

Table 26 - Severity of stem rust infection on winter wheat varieties grom in the Uniform Rust Observation Nurseries

11lJ~J

in 1941

----[AverC1ge for I13

stations I

I519467500515492538 j488566 1

558 CJl591 -J

535 I-

535 j

467 j

290 219 i

5-919 ~

318

18320028828513818613~8

4429220511

1

)

--~---

30 100 75 T- 30 100 65 65 20 65 2035 100 80 T 20 lOO 65 60 15 65 1530 100 80 T 20 100 65 70 15 65 3035 95 85 5 20 lOU 65 70 15 65 3540 100 70 5 25 100 65 70 20 65 545 100 80 5 40 100 40 80 25 60 3545 85 80 20 20 100 60 70 20 60 1550 85 86 10 30 100 65 80 20 80 4040 90 80 20 30 100 65 80 20 70 5050 100 88 40 40 100 65 70 10 80 5035 100 90 10 40 100 65 60 10 70 4555 90 85 5 WO 80 60 5 70 40

10 75 90 25 FO 65 60 5 65 T10 90 40 10 15 90 20 15 2 25 25

5 20 60 T 15 80 15 20 5 10 10T+ 10 T 0 25 5 10 1 T 20

15 T T+ a 5 5 T T 0 T T10 60 0 20 lOO 25 45 15 25 -10 3 25 10 20 90 5 -~ 15 T T20 10 25 0 15 75 20 10 15 T T25 - 15 55 0 30 100 25 20 15 l 10

5 20 60 T_ 20 100 25 25 25 T 1020 T 20 0 15 80 5 T 5 T T20 5 45 0 15 90 10 15 5 2 T15 5 10 0 15 90 10 T 3 1 520 5 5 D 5 T 5 3 T T10 T 1 0 5 10 T T 2 T T

5 5 0 0 10 5 T 1 T T5 0 T 0 0 T T T 2 T T

30 0 2 0 10 T 5 2- -T T

0 e IMchigan Amber 5620 40 65Trumbull 5657 2 50Denton 8265 10 65Fulcaster 6471 15 65Ivioditerranoan 3332 5 70Minhurdi 5149 10 80Purdue No 1 11380 10 50Wobash 11384 25 65Fultzselection x Hungarian 11849 20 60Ful tz selection x Hungarian 11850 15 60Fultz selGetion x Hungarian 12017 10 6~

FultzsGlection x Trumbull 12018 2 50SBmihard Red

HUssar 4843 T 65Kawvolc 8180 T 35Minturki 6155 T+ 45HOPe x Hussar 11682 T T

HoPe x Kawvolc 11959 0 TRed Rock x Hope 11821 T 50

Hard HedtKnnred 5146 0 60TeIlll18rq 6936 T 70Khurkof 1112 T+ 75Molukof 1898 T 80Comanche 11G73 T 35Pownoo 116G9 T+ 35rowvule x Tonmorq 11956 0 25M1rquillo x Oro 11851 T 10M1rqui110 x Oro 11979 T 10Hope x Turkey 11964 0 THope x Cheyenne 11969 0 TH-44-Minturki x Minturldl 12022 0 T

Is ft R d

Variety or cross

Ii

~bull~bullbullbullmiddotbull1

~ ~

J

-~

rmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddot

~

-33 ~

froD 55 to 616 p01X1lS pOI bushel Tho ~ighost yioldiucvGriety CI 11950 gave 413 bu~hels

per acre while thelore5t yield vlUs168 bllshels1er acry( Additional vpxieties giving-tho

bet~bcr yields were C~I12l-9amp CI1l956 qnd Pavmeebullfor the 2yoar period cl 11950ronked (

iirst Pawnee second OJidCT 11952 thiro This last ThUled variety is exbroiaely early [~d is

boing considei-oel as a p05siblo subst i tuto f01 Ehrly 1lockhull Strnins such as Khoi-kOf BlocY_

hull and Nobrodhave boen q1dto low in yiold tho lcst two y~rs

Wint erki11ing occurred at ibys with SOLle VJriotios having survivals as 10VI as 63 p()rcont

11I

while others CltlJ1e through the winter with porfect sta-cls StrQJmiddot vms fairly tdl and dorisidoroblloaf rustdevclopod Ol~ all suSccptiblevariotios~Thoyielcl rcmiddotngod from 525 to 196 bushols

per ncro lLnking tit the top of tho list Jero CI numbors 11~5Q1l974 ond11972 d~lilo Jt thlt

bottm 1I~rcNebrod ond ]hrly Blackhull in tlds cso a lctcQnrl onoxbroDoly oarly variety In

genoral the lS4L yields nro in lile ulth ullO 2yoar wcrBe

No w1wberkilling was reporiedfrom Akron but the dry wecthor previous to harvest causedmiddot

straw to be short test VTeightslight and yields low The lighost yields 7ero reportod for C

I numbors 12105 l2l06aca 11952 No 2-yoar avoragos are sholm for this station sLlcO tho

1940 crop v~s a fai~c

At Fort CollL1s grmrlJh VJaS hoavy as l+sua1 the strm1 las tull undbeforb bargest all va

riotiesIere lodgod completely Yields ranged from 69 bull3 to 449 bushels per acre The throe

highest yielding strains Lll 1941 Tore CI numbers 11974 11970 3nd Comnnche For the 2-)roar

period CI 11974 raDkod first folloITed by Crnumbers 1~950i 11970 c-uiQ Conmche

Test Teights at Hesporus ranged froll 60 to 64 pounds por bushel aJd tho yields from 648

to 349 bushels per oore The Mghost yielding vorieiies lere Blackhull cr 11971 Nebred

and COLlCXlcllo 011 oflhich gavo moro tIm 50 bushols lJor ocre ~nscd on a Z-yodr averagef

Comanche had telO ~ighost averoge yiold poundol1Oled by Blockhull CI 11972 old C~r1l974 The

agreenent betllOen tho 2ye8r nvelngo o1d the 1941 yields is lotsO goocl at tllisstation

Winterki11ing was very severe at Ames but the rellJtionship between survival and yield is

not very close For example cr 11969 lith a wnter survival of 86 percent yielded close to

the bottom while Cl 12101 with a survival of 26percent rmuod secOnd for yiGid so it is

apparent that other htizard~YiOre prE)sent Test vrOig1lts whore obtained rangod from 543 to 590

pcn~nds per bushel The highest yieiding v~~rieties v[ore Nc)redC 14101 bnd KJ-1rkof The six

lowest yiolding strains gave lessthnn 10 bushels IJer acre~FOr~ tho ~yo6r poriod 194041 CI

1197f has hd tho h~ghest avorage yidld follmmd by Nebred Pa~moe end CI 1195Z

AtL~ncoln t110 November freoze causQd consid~rablewintorkUliilgand therelationsllip

botlTeen middotlintor surVival anltlyield iis fairly goodbull incre~re 5omo exceptions in tInt Nelired

Cl 11971 elld Kll2rkof rith good survivals ru1k6cl rolctively lQYI iny-ield This 1DsproboblY

~

ctlusod b~r 0 combiIl)ti0l or Joopound rUst lnfotion~ hossion fly ~1lngo ~d tho h~ ~ough~bull All

varieties except Pamee Carrieda foiply heavy lecpound rusb infect ion and testvreights were ratherbull bull bull ~ ~I ~lt 1

low langing from 44~O to 592 pounds ]jar pushel~ wo varietJ~sC bullI~ numbers1JS50 rnrl11952

~yields abOv~ 30 bushels -oermiddot acreTlhilo f~mvnietiosCInumboIsmiddot1975 J205 ~ii~77 - i

~bndi1976~yi~ldcd 10sstl1Q1l10 bJShotsporO-ltFo TIloS 10lYiolds T10rC accotap~io(fbY~xhrlJolY

low wintor suwivals Based on tho 2+ycQJavorago JihrJy BJacklmll hndtho nigh9stnverogoI - bull bull bullbull bull bull bull

inciinodto bo vL1tCrtoiiidor~

middot yiold fonowed by CI~tJUIilb0tS1l950~ 11956 t lmd Pamoo~ All ()f thQsostroins are early andI

COllsidcrrblo 1i11torkillingmiddot VJUSrcport 00 from AJliancbut tho dnto arc not too consistont

lith vih is knownofthdhnrdii1ossof tho dipoundforont vc~iotios For 0~10 GI11964 l~d ai

survivnlof l00porcontcomparod bo 8~ -percont for a1lJltof It is YT)1 Mllbtf1l1 if this xol~

tionshipis correct Grail1 quQlityvtLS poundcidygood JlJdyiolclsxogcd fro 0 21bull3 to 84 busholsj gt - ~ gt bull bull bull bull ~ bull bullbull bull

poraCroCl Dunbers 12102 121OJ~i[u1dKl11rkofampvctho highest polds in 1941 andCl l11Woo

middot bors 11975 11956 D-ld 11977govo thoi 10I10stones ior tflC lJ~r p oriod CI 11972 rc-Jko~

fiist for yielii K11rkofsecond CO~1Cho t1ird and Jqn_ecf(gtUxth

~obl0 1~ - Agro1ooic Q1d other dcto for uniforo willtor uhot varictics BiomiddotJ11 in rcplicQt6c1middot j

nursor-plotsincooporotivecxporioqnps at12 stti6ns in t10 hprd r9d ~yintor vlheot lnroa iJ~ 1941 and nvor-ge yiqldsfor 193g41

bull

Imiddot

14

23

7

611

middotmiddot15 i

91011 ~

13

245215

23322120125223~5

203

VS 36 580 196VS 34 q5~O 181V$ 35 560 17~91532 560169

S 31 545 167VS 37550 166VS35 588 165VS 35 540 165VS 33 560 164VS 34 635lt 161VS 36 50~0 155VS 35middot 5~5 151VS 33 560 154vS ~31 565 150VS M 54~0 149VS 31 510 146VS 31 510 1lt11

VS 3~ 560 141VS 34 5SW 13~9vS 35 560 136VS 35 51~5 13~5VS ~2 560 121VB 33 56 0 middot119VS 32 56~O 115 213 12VB 32 50 3 J1o3 lQ3 17 VS 3lt1 9~O li1 212 i$ XS

Smiddot12 470 9 7 l~ 6 16 I

v 31 500 74 19 19 VVSS 32 170 73 182 18_

34 166 67 130 20)DOCli yic1CIio~ Oiiy lio-middotinrieties IS7 ousl1cIs--

Denton TeJmS(OW 1 ) our p pus

Ptv 0CI

number

11952 April32 1fny26 601511673 April 30 middot1~by31~ bull 15 2012iQ4 ~pr~l 39 June l 15 151l956loiloy 5 tUne1middotmiddot 5 15

11669- )by 2middot JUl1C 1 13 1512105 April 29 lvhy 30 4 28

12000 prp24~26 60 ~311992 April 30 ~ 3q 10 23i2103 tllili)T 2 JulQ2 10 a5li974 ~pril 29 JUlio 1 13 4511823 by 6 June 2 10 1812106 ifby 1 June 1 5 28

11972 Ithy 1 June 1 18 20li961 YJ6y 2 JUJo l T ~ 011019

0 97~t~pril 81bY middot3135 5

May 6 Juno 2 73 13 11950 Yoy2 JIJll0 ~ middot3 25 A856 -t-oiil 22 ~vftw 2~ 58 811969 ~By 5 lIDY 30 0 011899 by 4 middotJun02 18 35 118middot1L ~Jay 2 JULJO 2 56~5

12101 ~v1Y 1J~)q~ i 58 0812102 ~IJccy 2 Junol 53 Igt

6251 ~4V6 Juio ~ p5 18JlSn uJpiy 2 ri Jii-1Q 118 5511876 poundtiV 3 Juricl 63 2011870 thy 1middot middotJUno 1 65 83

11977 1441 6 Juno 3 80 3511971 ubv- 2 JUll0 2 73 36I 1442 ~ Juno lt1 55 40

monaiirucrrar ofa Clifferonce botloOD tho

- - bullbull~_c- 0_ -bull ~-

TO-ble 19 - (Co1tinued)

ChilliCQt)l~middotTe~s--rFoux plots----

- to

1

I

-r- -_~_ ~~ Leat-IL~pging r-w~e )j ~vo~o-Yr-- -- C~I bull~ Dah iHQigh~rust I eld 1940-41 BarJltn1lIlb er headeC-Lmiddotmiddot i

Percent PcrcClt Mels Bushelsr- ------ CInches39~- 11669 Maiv 7 ~ 30 241 213 1

11992 May 6 39 20 10 231 12104 May 2 40 20 15 2211673 IIuy 2 42 8 5 21Q 213 111973 IipoundW 2 38 25 15 214 213 111972 May 7 bull 41middot 25 20 211 2Q5 412103 May 7 41 20 10 20611956 ivJay 9 40 T- 10 193 17~8 912102 iicy 5 37 65 5 17411964 ihy 2 35~ a 5 17middot0 I11970 Ilioy 2 42 50 20 159 180 8 I11952 April 26middot 33 - 50 60 156 176 10 8856 April 2middot1 34 65 95 152 183 511950 ~i~ 2 39 ~ 75 152 151 1211823 LlJay 8 41 25 ]0 148 181 6 I

I11999 lbiY 6 34 65 90 147

112106 Ihy 5 38 20 75 1-1712105 llioy2 42 5 40 14511974 Lioy 2 10 20 30 140 162 11 I118M lib 6 37 50 60 136 181 6

I12000 April 25middot 33 65 95 136 I12101 ihy 6 38 65JJ 15 128 11969 lihy 8 38 ]1 25 120 142 13

I11975 iby 1 36 65 15 87 129 1511lt12 ~~ 11 40 65 5 90 111 19 I6251 bullJJy6 36 50 100 amp8 141 14 I

10091 Lhy8 37 75 10 78 middot102 20

I11977middot Boy 10 37 40 85 74 n3 1811976 rJoJr 7 37 65 60 amp4 1l7 1711971 lifoy 7 38 75 100 62 128 16 I

I

Standard error of 0- difference between the meO-n yieldsof any two varieties - 321 bushelsbull

11 Severe firing of leO-ves

t ~

~

r 3P~

rabl0 19 - (Continuod)

~

r-Tmiddot

913

13

71215

26-9239231

250236

29026~290

246214243

middot281

C I HQi~lltl I IIIJXlbo_r_L-==-~==--L---==C-~~r--+-o+l-------tltilt---~c-r+~==+-~gtlt===--~r-t~plusmn-r~~ROr=cn1~ct

~~ 1

lJ669 16 JUri~ 25 32 87 610 104 320 I II

11972 20 J~o 29 34 87 585 392 299 2i11956 21 Juno ltZS) 33 i 85 600 3S3 29~7 3 i

12103 20 Juno 30 35 88 600 383 i11882 18 Julo28 34 85 600 36111969 22 JunoZO 34 87 585 35~611823 20 Julybull136 82 550 34011973 16 June 27 32 86 600 34012104 18 June 273S 88 600 33811673 16 June 27 32 85 600 32511999 20 Julie 0 35middotmiddot 83 605 32512105 16 June 24 32 82 60032111950 17 June 27 33 84p80 31911964 17 June 25middot 28 86 610 31211976 18 June ~e 32 85570 30911977 20 June 29middot 35 77 570 3071210220 June ~ 34 86 600 30 711844 20 June 30 34 86595 middot2991442 24 July 1 36 86 59029811~52 12 June 22 32 87 615 29812101 21 June 30middot 33 85 600 28910094 21 July ~ 31 85 590 27911970 20 June 29 37 85 595 27411974 18 June 28 31 77 565 27212000 14 June 25 32 83 590 27212106 14 June 24 32 83 570 271

6251 20 June 30 3433 82 580363 213 1811971 20 June 29 81 575243 229 16

8856 10 June 2Lmiddotmiddot 32 80 580 ~ 7 1amp5 20 11975 16 June 28 33 80 565 212 211 19 i Imanaarcrerror of a differeJiii6~qiyroojn-1homQanyJo1dsof~~tw6-Yltii-+oti os - 3 ~Dushors----

I

~

ft

- 3$~

~able 19 - (Continued)

37~0 4

380 3

364 5

318 63~0 8middotmiddotmiddotmiddot314 12

341 7[327 9

325 10 J~

I3h4 middotmiddot12 3]5 n

~$~7 15

In1 17

29~4 14 ~

a74 16J

267 18

227 20237 1degJ

53509493491 479473-15244-7middot146433j27126middot12139939638$ 3943793793723563-123263r630~228~8

2712622Lh8Z4~7

6359~Z61616158~1606061i~6661605860585558506157564658605658

5334

3924

5051

294

5316fI8~i18

4045

2054tJ831393025Ii211129133155deg50

50495149494850

51SO50

4917

~I S1

564$ 16middotmiddot48lt53

48194948lt1617501545

15 14middotmiddot 12

1614

14gt 11 15

-131415

16 17 J510ismiddotmiddotmiddot13ltlEl13

~i~JP middott6middotmiddot17lt16 lt16-i5 ii

1$16

11 14

512

8109

11 Smiddot1014

1312

102

88

-129

14middotio

J2la

15 913 11

Alt

1514

1195211972121051210312104116691197412102121061199211956121011184411973

88561195011673119981196411823n87011871

625114-12

11975middot1197610094120001107711868

__n~_~2r l~~~j~~tlL6Igtilg Ib~ fgd]~Jvnyln6hcs) (EOrccnt) (ol1nds~-l-ri-~~u-shols) -----i

I

~ ltlO~l 2 i 405 1 i

standai-d error of a difference hetwe~n the mean yields of-any two varfetios - 19Zbushels---middot

~---~-------- --------~

Table IS - (Continuod)

- 3D -

Table 18 - (Continued)

276 7262 926-1 8

239 11243 1022-6 12215 13211 15215 13207 16182 -20205 17W6 18184 19

25 2) 43 5 52526 25 42 40 48527 25 42 60 47025 25 42 50 45224 25 43 5 44820 2Q 43 90 pound13bull726 25 middot14 25 t13~5-

23 21 41 50 13525 25 42 20 middot12~9

27 25 -11 5 middot2325 2lt1 39 10 U7

~ 26 26 42- 75 lt10322 2] 42 -50 38026 2$ 11 75 37625 2~ 43 50 37826

2~ t17 60 371

27 25 10 5 36325 25 44 80 36_025 ~ -13 5 31125 25 42 50 29~8

-26 25 45 80 297 28 2q -11 50 288

27 26 43 90 27526 26 39 60 26927 26 38 85 268

28 28 38 75 25729 28 -12 90 251

-ZS 26 12 80 24~1

27 26 39 80 21~1

10 IG 43 00 19(5

11950 1197411972121041199211952121031210611669119561196111999120001210111973li97011969121021210511673118411182311971119751197611977

14126251

1009lt1middot8856

----aJmiddotmiddotizcrogccr Survival D1e1r _ Rc)ight 1ecd rust cro

number Hoadcd Ii~1bullbullbullo L bull JLcld-----=-=--Lr-Fpcrc-6it 1f1y upo -h n--ch-os--Ircontj (BUSh91s)-J~~----I-

10090

100769391908396

10086

96100

98$8

10088806577

~ 8580

100 63

7677

10096

10098

Standard errorof a difference betw~en the mean yields o~ any twovaxieties - 536 bushels

41 _

Table 19 - (Continued)

Akron Colorado (Five plots)

12105 Way 26 23 545 lS212106 May 28 22 55~0 17111952 Wey27 21 565 14711972 Juno 3 19 57s 14711669 May 28 21 550 14111970 llfiav 29 23 500 139

88q6 May 26 22 560 13611971 lVlay 31 20 545 13511999 June 1 20 570middot 133118t1lf1 IYhy 31 22 565 13312103 Juno 2 20 560 13011S92 l~y 31 19 540 12612104 H~ 30 21 570 12510091 Juno 3 20 570 12512000 IVlay 2821 5middot15 12-4

6251 Juno 2 21 560 1l4n950 (ny 29 21 515 11Zl1S6l lihy 31 13 535 11212101 Juno 3 21 545 no11Sn Juno 2 21 535 10111823 Juno 3 20 540 S911875 lihy 27 IS 560 S112102 ltby 31 21 560 09

14-1 Juno 4 21 560 3911S60 Dune 3 13 550 C711S76 Juno 1 19 5middot10 G611673 ivhy 30 21 500 8511973 Juno 1 20 555 C2

I

11077 Juno 3 18 5middot~5 amp2

11956 Juno 3 10 =--i=5G5-r--~fiF--5=-3r__Stondord orroref Q difpoundororico betwoen bhomonn yioldsmiddotOf QIlJ two vC)riotios -Z09 0ushols

Seeded September 11 emergneSeptembor 17 1940)

I Height --jmiddotweight per=1~vCi~ampO9Cro-[1 C~Ic7llJ=lmib-=o=r----L --Datoh=o=ad=cd I ~ bushcl __-Z_~ __

(Inchos) bull (Pounds BusholS III

I

III

I

I

I

f

Table IS - (Continued

rorbCol~ins Colorodo1(Fjvoplots)

8

20

147

11181617

131012

85

1419

459503~

1734U415~

449

i

46-147547l4S9506459 433

- -- o---~-~- - - - ~--7-IA-V-QrccCtgc~Ocro-t Yield f

el no rDatQ-- - ~lield--1Avertlgc _1~lbii4~h~k=gt ~ush61s) ushels) 1

11(71 May 2D middotlD a GS3 567 1 Ii

llC70 llny 31 _ 52 O 640 523 311673 lvny 30 50 0583516 4 I12106 Iby 29 bull __ 51 a 570 111823 June 2 48 a 566 506 5li950 lviay 30 _ 49 a 560 54~ 2

- 12000 llilay 30 50 0 5601~105 May 28 j 53 0 5608$56 lvhy 27 52 7 557

11971 June 2 51 0556 12102 June 1 46 6 548 11973 lJby 31- 48 o 54311952 lvhy 29 49 18 537

-11975 lvby 30 48 0531iUi56 June 3 46 a 526i19n June 2 46 3 525~ii6S9 Fey 30- 48 deg 52111976 June 1 47 o 50611999 June 1 47 14 506il992 lJaiy 30 47 32 504

11811 June 2 48 18 lt199 12101 June 2 middot16 14 499 11-12 June lt1 48 32 182 6251 lvhy 31 48 1847411969 June 2 47 0middotmiddot lt17010middotj94 June 3 17 a 463

12103middot June 3 48 a 160 )1977 June 3 46 a 458

1196middot1 14ay 3C)middot 16 5 457 12101 iIay 30middot 19 0 MS

H bull i bull

StnnaDrd error of a diffcreiiCC ~otwccn thcmc(]l] yiqldOs of iinytvio voriotios =546 buShels

I

~

- 43-

Table 19 - (Continued)

scsperus ColorC1do(Tl1rce plats seeded September 27 1940)

Imiddot n~~rr ~~~l--=uigh ~

porRDnkbushel

I I ----- -~ ~ugust=- ltInches I POUoJds) ---

6251 10 4-1 63 618 509 2i llSn 10 ~ -12 63 5604 419 3

10091 8 l ~ 10 62 558middot B2 -0

ll673 middot12 62 539 514 1()

8856 5 J laquo 44 63 492 440 711974 9 42 62 475 443 4

12101 10 lt 44 64 474 12000 8 42 63 463 ~

12102 12 44 62 458--11823 10 lt13 60 456 400 1011976 12 40 62 lt156 442 5ll81fl 9 44 63 451 408 911972 8 flO 62 4t 472 3ll950 6 n 02 -134 399 II

1112 9 42 62 428 388 1211973 8 41 63 123 370 17ll969 10 12 61 418 343 1911992 8 14 62 -11-7 11999 8 11 6lt1 -n7ll961 8 lt12 62 n~

ll669 7 f bull 38 63 107 378 1412104 12 44 62 10412105 11 44 62 404ll956 9 14 63 101 374 1512106 11 13 62 39611975 12 42 62 394 367 18ll952 3 40 64 377 310 2011977 10 38 61 357 374 1512103 12 44 62 M9ll970 11 45 62 329 388 12

bull Standard error of a difference between the IOOan yields 6f any tWQvaJieties = 768 bushels

f

I

Table 19 - (Continued)

1- ~

t ~ bull

o14

AIDos Iowa (Jiourplots)

10094 69 588 288 403 212101 26 E86 255 fl1442 34middotmiddotmiddotmiddot 528 247 366 7

11950middot 51middotmiddot 554 221 377 -511999 middotmiddot 45 588 22111844 51middot 578 220 356 1111971 1-3 556 220 424 111972 35middot ~ amp72 208 366 711956gt 55 590 201 364 912103--- sa 587 195 11952middotmiddot 66 588 170 390 412104 ~ 64bulllt middot585 16812000middot t 579 16211669 78 S~r4 16-1 391 311992 10 573 16111974- 61 543 160 369 612102 2~ 598 158

6251 78 579 155 346 1311973 54 586 155 354 1211823 li4 544 154 357 1011970 28 5704 114 342 1411673 60 563 139 33 1511964middot 51 579 1358856 18 581 119 328 16

12109 J 15 563 9511977middot 6Q amp0 2amp2 1811975middot 71lt 72 299

_ J 17-

11969 86 ---- 57 270 2012105 13~- -_ 4111976 _5 32 271 19 l_

~~~df~~e~~let-~en

Standard

the yields ororyy two~6rieties= 249 bushelsbull-

error mean

- 45 -

Table 19 - (Continued) L~col~ebraslm

(Five p1ots~ seeded acpt01~er 25 emerged September 30 1940)

9

8

13456

715

17

161814

11131012

227221232225

1965186207

32~5 280 21t7276 272

--~l~till~~r gtti~~ - ~f~1-ei~~0 vre~-~TICJlV~ Jlvera~~clf==1 ~~~~_l~rvival)le~~do~rmpeIreacti~zrl_ _ J bush~l- ~~el~~ 1940-~L ~~1k_1

Pc -ilij June 1L1) -Wosf Bu ~Bu- I11950 65 29q4 22 35 568 317 316 2 I

11992 6525 25 34 557 3098856 69 P 20 3 36 592middot 295

11956 66 2pc 26 2 32 57r 28011669 65 33lt 24 2 34 564 26811844 56 25 27 3 36 568 25811952 702~ 20 3 35 58824412102 5626 27 3 33 57 7 22112101 61 26 27 3 32 568 19411973 57~5 26 3 34 55~(j 19112000 51 43 25 3 33 55~4 18610094middotmiddotmiddot 84 Z6 26 3 32 543 17411964 56Z6 25 2 30 51-0 17111971 74 Zo 26 3 34 518 154 11972 60~7 27 3 32 518 15111673 57Z5 26 3 34 526 118

1142 76 Z7 c 28 3 34 550 itG11999 46Z7 28 3 31 539 14612104 44 Z5 28 3 32 amp-10 137

6251 69 ~rlmiddot 28 3 34 550 13511970 63Z6 26 3 37 510 13~iJ12103 middot16~7 27 3 30 539 13311823 51~7 28 3 31 17-2 13211969 - 52 Z7 27 1 32533 13611970 13 ~6 27 3 28 195 12312106 41 35 25 3 30 510 -110111975 29 (37 28 3 28 190 6612105 29 AS 28 332 510 6SllSn 39 29 28 3 2810 55 174 20

I 1197e~ __~~ 29 28 bull 3 2747~~_54 185 19__1

Standcud error of 8i differ9nc~bet~loenth9rmoan yieldsQany1-wbV1arieties 298 bushels

l 1 and 2 arc degrees of resistance 3 and middot1 degrees ofsliscoptitbility

f

46

J

109 10

106 1191 17

120 994 15

106 ll101 1393 1679 2090 IS96 14 G5 19

Ronk~-

i150 2 t141 4

I154 1

137 5147 3 I

130 6

128 7124 S

Table 19 (Cont inuod)

AlliOJlce NebraSka(Thiee plots

C~I

number

12102 80 JiinC3 21 610 21312101 88 Jime3 3() 625 206

1112 88 JuneS 27 610 1$911669 85 June 2 20 605 lSS11972 83 JJine 3 19 615 lS712103 gO JUlle2 20 600middot 18~9

6251 75 JUIle2 23 620 bull lS~311973 87 JUiEl 2 19 615 lS111673 85 June 2 21 610 IS )12105 60 J~l 23 605 17910094 97 Juil3 4 18 615 18-511844 90 Jun13 1 20 EiOO 15~912104 middot83 JUfl92 20 595 15712106 $3 JL1Q 1 22 590 1511992 S1 Junel 21 56~0 15311964 160 June 2 19 580 119

8856 83 Yay30 20 590 13411999 88 Juile 2 17 600 13312000 ll8 JUIioZ IS 595 13311950 87 JU1Q 2 17 570 12middot2U969 90 Juno2 17 590 117nS74 88 Junel 18 580 ll6ll91 92 June 2 17 575 ll211952 M Juno 2 16 58middot0 1071+823 87 June~l 18 580 10311970 OS June 2 18 610 9911979 68 Junc2 19 585 8611975 15 Juno 2 21 585 B911906 ~3 JUne 2 17 575 061197 78 Juno 3 19 600 84

Standard error of a diffcrcnCebetwoonthe moan yi~lds of ~ly twovarieti~~ = 389 bushels

iL-s

- 47-

STANDARD EBROBS

Standard errors were calculated for each station as outlined on page 21 of this report

In table 20 will be found the number of plots t average yields and standard errorS for the unishy

form nursery grown at each of the 12 stations~

9-411512

7middot63575

132227237145

187321335205

265453474290

696 492 348 891

369 301 213 719656 5~36 379 1057

331 209 148 1279864 546 386 7329 Ll0 7~68 543 1228

353 249 176 1101

1 73 298 211 1234188 399 282 19~25

---_

Imiddot -l__Stl1daril er OJ opound a ---_== iSbgle~DifferOJ1Ce ~l 1

I plot between oeDLlS lfuSlio-rs=~rcenr

(Bu~hols BUshcs Ij

ITexns

Denton 4 1403Chillicothe 4 1501Bushland ~Irrig~ted) 4 3105Bushland Dry) 4 252i

OklahomaWoodward 4 3904

hJsosIvbnbnt t an 3 2964hys 3 3585

ColoradoAkron 5 1157Fort Collins 5 5270Hesperus 3 4416

IowaAmes 4 1599

NebraSkaLincoln 5 1710Alliance 3 1465

Table 20 - Nwnb)r of plots averGge yield and standard errors for the uniform yield nurseryat each coopmting station in 1941

NUmber -+---XVerageStation of yield of

~lots vDrietiesbushels)

SUIJlifLBY OF NUBSERY YIKLDS

The yields of the 30 varieties of winter wheat groW1l at 12 stations (13 nursories) are

sWllIIlnrized in table 21 whore ~he varieties are listed in order of the 13-nursory average yield

These avemgcs arc of int erost only insofar 1sthey shaw the generai adoptat ion of the vcriety

A more detaile~ study is possible i as the vcrieties also have been Dvercged and ranked by Stotes

Pmmee hDd the highest aVerage yield in 1941 rhis v2riety rankod first in ~exns ol1d

f Nebr1ska sixth in Oklahoma and Kansast f()(rteenth in Iowa ord seventeenth in Colorodo In 1940

Pmmee ranked second in the nursery and again made its poorest record h Coloiiado Cheyenne x

Tenmarq (CI 11972) rnnkcd second ~~ing its best record in K~s~s ~his strain ~id the highest

average yield in 1940 Li third place WC1S KalTv2Je x TOl~rq (cr 11950) a wheat that ros been

high in yield for sc)voral years in spite of a tendency to shcttor under certain conditions

KamiddotNalO x Tenmarq (CI 11992) rOJked fourth culd KDxNnle x ~e1llIDrq (Cel 11956) fifth ~he avo

rage yields of the four leading varieti~s differed vGry little It should be lintcd out that

tho first tlOlve vorioties had ~oxmrq as one parent In this sune group four varieties rod

KmNale os one Drent DLid i~1 three cases CheYOJu1e laS used in the ClOss Eighteen hyblid strnini

rI

IrImiddot

I

bullI I -- per acre Iz IN1rm Iemiddot Iowa eP~1rP CoIOrte1o pound ~

ii C~I I lIuh- 1 I I I I I I 1 ~ I I I J 13 I=~ i 1Cldl-1 1IIiu1 1aIIilble- JIBIIIlIOOl1-middot~ 1AIlbmkl ill8$iLi_ AlU-A~ BamkJori aAllnDdleit- Ae-JIaak1 I S~ 1 u- DIF (rnc~ -- rampampel 0middot I colin aileerace middotJCol- i tPenalftCllI lut1eot1IenAllid)_ I ~ bull I bull 0 I I bull UD I Imiddot I

I

III

Jampbull

I -

iftliaart errOl o~ bull _ (1IuIIelII) 132 227 1115 2- 096 21 3079 211 1middot16 211 2~12 116 86 1118 5middot1l 228 0 080 J I Is~ error ~ bull _ (~) 91l1 1512 515 16 5005 1middot91 11910middot51 639 1101 12- 19025 nll 132 1219 ~2I 6JJ 11l II I

- 49-

ronked obovc Faxly Blockhull ond 21 nere obove Blackhull OCld Nebred Again the Hope crosses

failed to give good yields as Hope x Tuxkey 1069 rmkcd cightcenth Hope x Cheyenne twenty-fifth

Qlld KlJlred x Hope tVlCllty-ninth In the 1941 nuxsory three strains had [werage yields lamr thDn _

Khnrkofchock

Tvrenty varieties have beon grovm iE the nuxscry for the 2-yccr period 19middot10-1941 Clt 11

stations vlith 12 nuxseries These dnta are presented in tob~e 22 lhcre the yields are avoraged

by States and the vC1rietics are listed in order of yield at all statiolS Cheyclmo x Tel1m~tq

(C I 11972) bad the highest avercge yield being consistontly high at 011 sttions excGIJt in

IO7au1d l~ebrcsko uhere wintorkilling wos heavy KavJValo x Tenmarc (Cl 11950) roikcd second

and PmJnee third These tvro strains had consistentB performuncos except trot Pavmee roc1ked fifshy

teenth in Colomdo Kawvale x TC11lIlurq (Cl 11956) ro1ked fourth COlIiltlIlChe shth 1hrly Blachshy

hull tenth and Black~u11 tvmlfth Nebred and warkof hnd avcroges considerobly lovlOr tlmn the

earlier vcxieti0s Etrly Blockhull x TollJDXq (CI 11952) hod 01 IverG-go yield considerably

higher Uwn Fcrly Blackhull In spite of tl-Je viintcrkilling ct the more northern stations grom1g

nurserios in 1941 tho oorly lalf-rustresistCJ1tvcrioties rlgcin rere at the top of tho list

for yield

Dato for c1klXocters other than yield cxe Qvorcged and presented in table 23 Since all

stations did not report the same datathe number of stations entering the averages is shawn at

the top of each column

Winter survival data show Nebred to be the most hardy variety in the nursery TvJO KltUlrea

Hard Federotion x Tenmarq strains (CI 12105 amp1d 12106) proved to be rather tender The rest o~

the varioties lu1d survivoJsthnt variod aver a I11frOVl rongo bull

Farly Blocld1ull is still the earliest vorioty in the nuxseryAt cleven sktions ipound 1VG-o

raged two days oarlier in headbg tlJDn Ebrly Bladldlull x TenmGrq (cr 11952) and three days

earlier than ChcyoTJ1Je x Thrly Blockhull (Cl 12000) Sevoetecn hybrids in the nuxsery rod rnv~

rage dates of he1ding e1Tlier thlt-n Block1mll ~Xkof ws the latest V1rilttty in thG lIllrSor

This gives a clear picture of the empmsis being ploced on cCXly vrheats in thoarea Ripening

datcs bring out about the same differences Qlthough the sprood is not so grect

Height measurements vcre reportod from all except one nursery and the averages showed

KltmredJhrd FederCtion x MiIlJmrdi-Mintuxki (CI 11970) to be the tallest and Hope x Turkey 1069

(Cl 11964) the sholtest athel vaIieties shOUwd very little differcl1CQ in averag0 height

Lodging data were reported from four st~tions )J1d indicated some differencesmiddot ~he weak0si

strawed vrieties were l31ockhu11 E1rly Black1lull and CheyeIlile x ]1rly Blcckbull (Cl 12000)

The IGastlodgir~was reported for Nebrad Ivbrtin x TOJ1PlOrq3 (CI 11823) and BltLckhull x Ten

marq (CI 12102)~

--

faltb ~ -~ of Bence Fie14 of ZO wbhr whea YUieU cr- ill _Uelll Fie14 _erie bull U aUon in lla 1l8I4red riDur whea 1eC10nbull 1~1

a I t llpllle1 pH Ia I I Jtpe Pr I Japmiddotu COXon4lp I Ina f - 1tratIla ~I bull I I IJlaU-Illpell-l I I I I I I I I I I I I I I I I I 2 I

1 t 8Iie7 or I 01 IDa- 101l11l-1 1Ul41 1a1llAn- lBultI1J~III lAy I Ihr I Ay i a I Ir IAlA-IAy I I- Ia I _811 on I cohe(IlIi+(Drr 1l8p I - IftIlll 1lIuIk1~I_1 daDk 1001- 1p8n81 ZIJaIi-IJIaDJt I aohle I r-BaDkIUle Ia I I _4118114) I I I I I I 11M I I I I I I I I I

IIq~n z 8uaIq 1172 ~1 205 29 11 232 3 40 1 ~9 32~ 31tmiddotl 3 506 ~12 1Ns9 3 ]66 7 221 15 I bull 312 IlKarial i arq 1150 2O1a 151 281 19middot1 20 bull 31t l 1 352 386 1 ~~ 9 ~7middot2 5 middot7 5 llmiddot 10 211 t 30 I11_bull 11669 25middot~ 21 32middot0 lbullL2~5 I 31middot0 _o~ 29bull9 311 ~

3Tbull1S 19 ~ -~~l ~ 271 ll~ ~1_ I

llawnJOZ aDUlq 1156 21middot ll ~1 16 235 2 36~ 5 31middot3 30 ~lis ~~ ~3~2 13 280 bull 9 i

llured-IIuIlJe48laUonz8uaIq 11971a 2115 162 middot3 162 203 10 38middot0 3 2 ) 561~ 50middot5 2 369 6 2001 120 16 13 291 IIaouoie 11673 252 21middot3 236 16 217 ~ ~7 9 350 29 5 bull ~-6 5~515 1 5 1 22 l~O 1S1 12 29 IllallJ B181llt1ml1 Z auaJq

~=281 176 23middot1 15middot5 211 6 1 2 3S~ 31middot1 2 7~5 ~o ~ 19 0 272 106 I 7 291 I

lIaIlIet Z Blackmll ZO 11 269 169 206 9 JIJbullbull 6 1lmiddot7 ~ 210 lis 7 10 356 11 276 12 ZO~O ~ 212 I I

IO~lIIIile Z aazq 11~U 19middot 21 290 15middot0 21~2 5 ~o bull 6 276 30middot6 7 ~ ~0~7 11 35~ 12 2 1~bullJ 5 bullbull1 I~1ulJBlacldml1 IS 25middot2 18 1middot5 11 1middot3 12 llmiddot~ 12 6 1~ 260 12 ~9 0 ~o 9 32middotmiddot16 32middot5 lG217 1 269 I

1~1Di ellMIq 1112 middot215 181 26 lla ZO2 11 32middot5 io 261 226 2~1 11a ~6 400 ~5 bull t 7 10~~

1011~bullbull 16 265 I Blokml1 6251 21 llal 21 10 17~ 15 2S1 15 211 ZO5 2~ 15 ~ 509 ~7middot1 ~6 l 17 11 26 Iilaprell-llull JederaUonz II1Ilha141- IIi lIiDUrId 11970 196 10 211a 12 11 l ll 12 26bull 262 26 11 52 l Zf-l li 1~ 206 l 120 ~~

260 IIJ~_ a011iDe eleoUon 119n 182 12 22- 5 156 19 31middot5 11 ~bullbull middot215 25middot71

~~ 1 ~ 1 221 1 1 260 1Ie_et 1~ 221 102 21a6 10 169 17 - 267 18 2 186 218 19 ~t ~~6-11 110 2 2~2 128 18 11 ~~ lliope Z alureilD 1~~ 25 1~2 290 17middot0 20~ 7 27 19 27 26~ 27110 1a52 ~ ~ 18 27~0 20 18 1 1 18 7 IlliieIkof 13middot0 111 2 1~ 15 20 271 i7 27middot2 12 227 11 ~7 31 1 1~ 36middot6 7 225 150 11 bull 2~ IlIaDJoe4 Z Iope-Bar4 JeIlerUOD 1115 2middot3 12 2lJ 106 170 16 29~ 1~ 260 21~ 2middotZ 16 ~7~1 ~7 1 15 ~9 l1 12 0 li ~7 23middot I1bDie4 z IIope 11976 212 11middot7 250 12middot5 17middot6 lla 27middot~ 16 25middot7 215 2 17 la 2 ~s 12 27middot1 19 18~ 1~9 12 1 2 IICClllp01Ul4 orobullbull 11971 1~9 11 26 16 15 18 22middot7 20 20 207 20 20 1 3l~ rlmiddot 20 212 18 11 5 10 20 21_ II l-

~I

-

Leai rust

Varieties roving

- 52 -

reodings were reported rom five und stem rust reodings from twomiddot stotions

low re~ngs for both diseosos were Jomiddotllee KvlVole x T~qmiddot(CI 1195Gi)

Hope xT~key 1069 (CI~ 11964) Hope xChcy~rme(C~I~ 11969) und KovNQle xT~1IllQrq (9I

11992)

Kernel plump~Ss data were2e]orted from two statio~ aha these havegtbeen averaged and

DATA mOM TREDlSEASE mmsmus

Bmfr NUElSmY

For convenience tho doto from tho vniform Iilinter nhcot bunt nUsery ore includod in this

report Tl10se dnto (table 24)Tore ~ecurec1in cOQpcr~tion with AgroiJqmist s O)ld Potllologists

working in the area

j

f

1

- 53

UNITED STAT1S D]PAaTMENT OF llGRICULTURE

Bureau of Plant IndllStry

SUMiYIbEX OF THE GBElu PLAINSmiddotUN1FOBM WIhrm~ BUNT NUESmY 1941

By HI A Rodenhiser Pathologist and K S Quisenberry AgronomishWheat Investigations TIivision of Cereal Crops and Diseases

The uniform winter wheat bunt nUrsery for tho Great Plains area wos continued in 1941 inthe same manner as in previous yeaxs This report presents 0 sumnnry of the d1toobtoined in1941 together vlith lbhe averages formiddot the vaxietliies grown dUring different periods from 1932 to1941bull

In the fall of 1940 50 varieties and stroins of uinter wheot were SOVl1l in duplicotC8-foot r01S ot- ten stotions in the GrCtJt Ploins and ot BozemaJ1 1bnt KecrneysvilleW VoBeltsvill e M4 and Logan Utah BeCouse of unfovor2blc environracntalcolldit ions for bunt Jonshyfaction or subsequent plont grovrth no cL-m VlOre obtolned in the nuDseries seeded at- Lincoln andNorth Plotte Nebr and at St Poul Ivlinn ThedJta from 10 nurseries axe averaged The SllUt trot developed in the Logan utah nursery was caused entirely by the so-called dworf bunt orgOroniso and therefore the infection pcrcQntltgcs ore not included in the averages for other stationsThe nurseries included vorioties that hud shown resistw1ce in previous years and Igtromsing nm7strJins supplied by sevotal of the cooperat ing stat ions

Inoculuo for nost stations inS obtained fron the previous years IfUrsery at that stationby selecting bunted heads poundroD all infected vriGtics end froD collections DQrle froD faroersfields in the State where the test was made For the IvWiliatGan eXperioent the inoculum laS acomposite of racos knovm to be present in Kansas For the Kearneysville and Beltsville teststhe seed was inoculated with a cotlposite Dade 1lp of inoculum frOD all of the other nurseriesClean seed vms planted in the Logon nursery Q1d infection resulted fron the soil bormc organisn

The vurieties axe listed in order of the avertge infection at the 10 stations Thesemiddotaverages ranged fron 01 to 671 percent The average infections for SODe standard varietieslere as follows Ridit 20 Relief 26 Hussor 32 Minturki 91 Yoga 95 Nebred 103ond Oro 172 Of the susceptible check varieties Kh1Xkof had an average iIlfcction of 360 Cheyenne 39bull0 Quiviro 518 and Chiefkwl1 671 TJO hybrid strains hnd averogo infectionslovler than Ridit These were Oro x Turkey-FlorQamp1Ce (F9) and Hussar x Kmred (CbullI 11989) Fourselections fron the cross Hope x Turkey 1069 bad aver~ges 10Ter tlDJ1 the porelit varietyTurkey 1069 (CI 10016)

At the bottom of the table are shovm the average infections by stations rhe heaviestinfections with inoculum other than the dwarf bunt vmre obtained at Bozeman Ivlont Fort CollinsColo and lviurJbattan IWns A study of the lbnhattan Akron Fort Collins ond Bozemun dda gives some indication that different races mltJY be present ot these stations The behavior of thevarieties at Logon is of interest in thlt some of those eorrring rOpoundistance to the races presentin the Plains are also resistant to the dvrnrf bunt present at Logon In other cases strains trot

are quite susceptible on the Ploins see~ to be ~oderotely resistent ot Logon

Longtine averages are shovlD for vorieties gr~m for more trAT) one ye~bull For the period1932-41 Turkey 1069 (CI 10016) Nebred ond Hussor hcvo the 10middote st avero~es For the 3--yeorperiod 1939-41Hope x HussCX (C~I1l834J Relief 2nd Hepe x Turkey 1069 ~CI 11964) hmiddotweshmm the nost resistance Severol of the vcrieties trot mve beon highly resisttnt in thesetests and are othervlise agrononica11y desiroble axe being tested llith individ1U11 races tht havebeen identified in all of the wheot grovling areaS

bull j

i

86

j 1O~106101

7middot96

middot_----~----------------~~-~-~------~--------------------

rI

55

UNIFOBlvI WINTER vrnm RUST NURSERUS

In t~bles 25 ~~ 26 ore presented dQto qn severity of le~f~rust md s~g~~~t infection

on the 30 voxieties qf winter vThed grown Ll rust obss~tion nurseries t~ltgQgheIJ~ tho oountry

in 1941 These nurseries Jre LUintained froD yeor to yecr ~s part of n J1Jert ~elQUrQh progrno

corried on Ll coopcrotion ui th agronorUsts and patll010gists erployed in the ~evoru Stdes CODshy

cerned Lcter t 0 cooplete report of these nurseTies ui11 be issued 8c1d th9 rust percotCges my

not agree ent irel rlth those presented here since the clto sItovm in this less de~oilecl raport

include only figures for the severity)f infection

Differentiol dato for leed-rust hlfection -rare obtdneclfor the vcriotips ot 20 stotHJlS

(toble 25) In cnlcul~ting the over~get Q trace (T) ~ns considered2s equal to O Aoong the

seuihJrd whects Hope x Russlr (CI middot11682) Hope x Konvde (CI 11959)~ ~lcl Red Rock x BGpe

(C o 11821) Ind the lC)VTest ovemge infoctions Of the lnrd VIhBats IIt-uqui110 x Oro (CI 11979

and CI 11851) t Hope x Cheyenne (CI 11969) a1d tavrvnle x Tenrnorq (CI 11956) had averoges

less thaR 20 percent In the snme tests susceptible voriotieshad aver~ge infections of from

60 to 715 percent

Stem~rust readings showing differential reaction wore raported from 13 stations (table

26) Among the hard wheats the mosb pronoun~ed resistancQ vJUsmiddot shovm byHopb x CheyOJlIle (CI

11969) Hope x Turkey (CI 11964) Mnrguillo X Oro (C~I 11979 Cw1d CI 11851) t ond R-044shy

Minturki x lVJinturki (CI 12022) Of the semihard mGQts Hope x Knvrvole (CI 11959) and Hope x

HusstX (CI 11682) md low nveroge infections

Toblc 25 _Severity of 1e1 rust infection on ninter nheQt vQrieties gravm in the Uniform Rust Observation Nurseries in 1941

VGriety or cross

~

5355 302 50T+ 25

15 305 15

1 70T 501 65T50T 35T+ 10

T 301 50

1 65T+ QOT 5o 10o 1 T 25

0 25T+ 30

T+ 30T+ 45

433131054 4128

30 13313~3

806570

70 36765 11975 56770 46460 24460 26140 180middot25 15835 15465 21865 190

170 261

80 63 080 71535 35880 64910-63 390Q5 8HO t9 010 t5a I1099 OJ

15 117 m15 124 I

65 245

B565

100100

6520202540202515

46 SO10 50609025 5T 10T 70

2S 1525 lt1585 6040 80

T 255 40T 25T 255 Z5T 25T 10T 20

251015

TTT

20355

2010

15203030

52020

101010

1

30 25 80 - 9025 60 80 9015 5 80 8020 65 80 9020 -40 60-8Sshy20 85 90 10030 40 60 9010 T 25 10

1 T 20 105 T 10 20I T 10 20

T 10 40

70502060eo6070101015

510

753075

55

10

106080704030401510102015

9595809595959020

5Q

5070

7010100102010

100100100100middot

75202020

T55

20

30506030104020

TTT13

503080TTT

75 5060 7060 540 8070 middotmiddotmiddotmiddot6065 9085 4040 T

3 23 2

25 T20 20

25351575T5

JO30504040252020

55

103

9090gt9595Sfr80857570657030

8585

51060G5

8090

70207580556570551095

2525402510

TToo

oT

402585-~

T

-

85100

254065shy6525

5T

3T

10

3525middot9590

52525TT

105T

759510

10085

10075

5252

15

5060

100TTT

35

2525

325

3T2T

3

225615

115

5

)5252010

5352middotJ

515204025

60 7560 9510 545 10000 100Z09015 20

5 55 T

30 T3 T5 T

355

75T5T

7590306585-85452010101550

1530

57

1055

-0ooo1+

607075551045

51020656065

40755580755520

3551

20

T122

5211T

502510

253010152510

51TTE+5

TTT5

51020TTT

152025101510101515201015

50754050404020

T

fSoit Bed ~hignn Amb er 5620 751 TiUIllbu11 5657 80~~tDcnton 8265 50ti bullbull M(3Jster 6471 90

~tmiddotgtoiit~~~ioncon ~f~ ~gampi Purdue no 1 11380 80r~WijDas1i 11384 60t middotEUitzsel x Hungarian 11849 50~Fultzseh x HungaXion 11850 45~rbulll ~tz sel x HuDgorian120l7 30)middotFultzsel xTJWIlbull 12018 40

~H~eHt~=Redmiddot 4843 50~l Kawvale 8180 ~ 35 I~nt~~i 6155 50I Hope~Hussor 11682 20 HQpc~ KuwvrUltl 11959 20

Red~o~k x Hope 11821 35

atI~ ~ep7 51 A6 I~liiiiibda J 50 Tcnmarq 6936 65

Kharkof 1442 75Mala~of 4898 80Comanche 11673 40

I Pawnee 11669 30 Kawvale x Terimarq 11956 35

Marquil10 x Oro 11851 50Marquil10 x Oro 11979 30HOpe x Turkey 1069 11961 25Hope x Cheyenne 11969 20E-41oMinturkix Minturki lAJ22 70

~ -l

=_---~------------ ~----------------_ --~~~_-~~~

Table 26 - Severity of stem rust infection on winter wheat varieties grom in the Uniform Rust Observation Nurseries

11lJ~J

in 1941

----[AverC1ge for I13

stations I

I519467500515492538 j488566 1

558 CJl591 -J

535 I-

535 j

467 j

290 219 i

5-919 ~

318

18320028828513818613~8

4429220511

1

)

--~---

30 100 75 T- 30 100 65 65 20 65 2035 100 80 T 20 lOO 65 60 15 65 1530 100 80 T 20 100 65 70 15 65 3035 95 85 5 20 lOU 65 70 15 65 3540 100 70 5 25 100 65 70 20 65 545 100 80 5 40 100 40 80 25 60 3545 85 80 20 20 100 60 70 20 60 1550 85 86 10 30 100 65 80 20 80 4040 90 80 20 30 100 65 80 20 70 5050 100 88 40 40 100 65 70 10 80 5035 100 90 10 40 100 65 60 10 70 4555 90 85 5 WO 80 60 5 70 40

10 75 90 25 FO 65 60 5 65 T10 90 40 10 15 90 20 15 2 25 25

5 20 60 T 15 80 15 20 5 10 10T+ 10 T 0 25 5 10 1 T 20

15 T T+ a 5 5 T T 0 T T10 60 0 20 lOO 25 45 15 25 -10 3 25 10 20 90 5 -~ 15 T T20 10 25 0 15 75 20 10 15 T T25 - 15 55 0 30 100 25 20 15 l 10

5 20 60 T_ 20 100 25 25 25 T 1020 T 20 0 15 80 5 T 5 T T20 5 45 0 15 90 10 15 5 2 T15 5 10 0 15 90 10 T 3 1 520 5 5 D 5 T 5 3 T T10 T 1 0 5 10 T T 2 T T

5 5 0 0 10 5 T 1 T T5 0 T 0 0 T T T 2 T T

30 0 2 0 10 T 5 2- -T T

0 e IMchigan Amber 5620 40 65Trumbull 5657 2 50Denton 8265 10 65Fulcaster 6471 15 65Ivioditerranoan 3332 5 70Minhurdi 5149 10 80Purdue No 1 11380 10 50Wobash 11384 25 65Fultzselection x Hungarian 11849 20 60Ful tz selection x Hungarian 11850 15 60Fultz selGetion x Hungarian 12017 10 6~

FultzsGlection x Trumbull 12018 2 50SBmihard Red

HUssar 4843 T 65Kawvolc 8180 T 35Minturki 6155 T+ 45HOPe x Hussar 11682 T T

HoPe x Kawvolc 11959 0 TRed Rock x Hope 11821 T 50

Hard HedtKnnred 5146 0 60TeIlll18rq 6936 T 70Khurkof 1112 T+ 75Molukof 1898 T 80Comanche 11G73 T 35Pownoo 116G9 T+ 35rowvule x Tonmorq 11956 0 25M1rquillo x Oro 11851 T 10M1rqui110 x Oro 11979 T 10Hope x Turkey 11964 0 THope x Cheyenne 11969 0 TH-44-Minturki x Minturldl 12022 0 T

Is ft R d

Variety or cross

Ii

~bull~bullbullbullmiddotbull1

~ ~

J

-~

rmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddot

~

~

ctlusod b~r 0 combiIl)ti0l or Joopound rUst lnfotion~ hossion fly ~1lngo ~d tho h~ ~ough~bull All

varieties except Pamee Carrieda foiply heavy lecpound rusb infect ion and testvreights were ratherbull bull bull ~ ~I ~lt 1

low langing from 44~O to 592 pounds ]jar pushel~ wo varietJ~sC bullI~ numbers1JS50 rnrl11952

~yields abOv~ 30 bushels -oermiddot acreTlhilo f~mvnietiosCInumboIsmiddot1975 J205 ~ii~77 - i

~bndi1976~yi~ldcd 10sstl1Q1l10 bJShotsporO-ltFo TIloS 10lYiolds T10rC accotap~io(fbY~xhrlJolY

low wintor suwivals Based on tho 2+ycQJavorago JihrJy BJacklmll hndtho nigh9stnverogoI - bull bull bullbull bull bull bull

inciinodto bo vL1tCrtoiiidor~

middot yiold fonowed by CI~tJUIilb0tS1l950~ 11956 t lmd Pamoo~ All ()f thQsostroins are early andI

COllsidcrrblo 1i11torkillingmiddot VJUSrcport 00 from AJliancbut tho dnto arc not too consistont

lith vih is knownofthdhnrdii1ossof tho dipoundforont vc~iotios For 0~10 GI11964 l~d ai

survivnlof l00porcontcomparod bo 8~ -percont for a1lJltof It is YT)1 Mllbtf1l1 if this xol~

tionshipis correct Grail1 quQlityvtLS poundcidygood JlJdyiolclsxogcd fro 0 21bull3 to 84 busholsj gt - ~ gt bull bull bull bull ~ bull bullbull bull

poraCroCl Dunbers 12102 121OJ~i[u1dKl11rkofampvctho highest polds in 1941 andCl l11Woo

middot bors 11975 11956 D-ld 11977govo thoi 10I10stones ior tflC lJ~r p oriod CI 11972 rc-Jko~

fiist for yielii K11rkofsecond CO~1Cho t1ird and Jqn_ecf(gtUxth

~obl0 1~ - Agro1ooic Q1d other dcto for uniforo willtor uhot varictics BiomiddotJ11 in rcplicQt6c1middot j

nursor-plotsincooporotivecxporioqnps at12 stti6ns in t10 hprd r9d ~yintor vlheot lnroa iJ~ 1941 and nvor-ge yiqldsfor 193g41

bull

Imiddot

14

23

7

611

middotmiddot15 i

91011 ~

13

245215

23322120125223~5

203

VS 36 580 196VS 34 q5~O 181V$ 35 560 17~91532 560169

S 31 545 167VS 37550 166VS35 588 165VS 35 540 165VS 33 560 164VS 34 635lt 161VS 36 50~0 155VS 35middot 5~5 151VS 33 560 154vS ~31 565 150VS M 54~0 149VS 31 510 146VS 31 510 1lt11

VS 3~ 560 141VS 34 5SW 13~9vS 35 560 136VS 35 51~5 13~5VS ~2 560 121VB 33 56 0 middot119VS 32 56~O 115 213 12VB 32 50 3 J1o3 lQ3 17 VS 3lt1 9~O li1 212 i$ XS

Smiddot12 470 9 7 l~ 6 16 I

v 31 500 74 19 19 VVSS 32 170 73 182 18_

34 166 67 130 20)DOCli yic1CIio~ Oiiy lio-middotinrieties IS7 ousl1cIs--

Denton TeJmS(OW 1 ) our p pus

Ptv 0CI

number

11952 April32 1fny26 601511673 April 30 middot1~by31~ bull 15 2012iQ4 ~pr~l 39 June l 15 151l956loiloy 5 tUne1middotmiddot 5 15

11669- )by 2middot JUl1C 1 13 1512105 April 29 lvhy 30 4 28

12000 prp24~26 60 ~311992 April 30 ~ 3q 10 23i2103 tllili)T 2 JulQ2 10 a5li974 ~pril 29 JUlio 1 13 4511823 by 6 June 2 10 1812106 ifby 1 June 1 5 28

11972 Ithy 1 June 1 18 20li961 YJ6y 2 JUJo l T ~ 011019

0 97~t~pril 81bY middot3135 5

May 6 Juno 2 73 13 11950 Yoy2 JIJll0 ~ middot3 25 A856 -t-oiil 22 ~vftw 2~ 58 811969 ~By 5 lIDY 30 0 011899 by 4 middotJun02 18 35 118middot1L ~Jay 2 JULJO 2 56~5

12101 ~v1Y 1J~)q~ i 58 0812102 ~IJccy 2 Junol 53 Igt

6251 ~4V6 Juio ~ p5 18JlSn uJpiy 2 ri Jii-1Q 118 5511876 poundtiV 3 Juricl 63 2011870 thy 1middot middotJUno 1 65 83

11977 1441 6 Juno 3 80 3511971 ubv- 2 JUll0 2 73 36I 1442 ~ Juno lt1 55 40

monaiirucrrar ofa Clifferonce botloOD tho

- - bullbull~_c- 0_ -bull ~-

TO-ble 19 - (Co1tinued)

ChilliCQt)l~middotTe~s--rFoux plots----

- to

1

I

-r- -_~_ ~~ Leat-IL~pging r-w~e )j ~vo~o-Yr-- -- C~I bull~ Dah iHQigh~rust I eld 1940-41 BarJltn1lIlb er headeC-Lmiddotmiddot i

Percent PcrcClt Mels Bushelsr- ------ CInches39~- 11669 Maiv 7 ~ 30 241 213 1

11992 May 6 39 20 10 231 12104 May 2 40 20 15 2211673 IIuy 2 42 8 5 21Q 213 111973 IipoundW 2 38 25 15 214 213 111972 May 7 bull 41middot 25 20 211 2Q5 412103 May 7 41 20 10 20611956 ivJay 9 40 T- 10 193 17~8 912102 iicy 5 37 65 5 17411964 ihy 2 35~ a 5 17middot0 I11970 Ilioy 2 42 50 20 159 180 8 I11952 April 26middot 33 - 50 60 156 176 10 8856 April 2middot1 34 65 95 152 183 511950 ~i~ 2 39 ~ 75 152 151 1211823 LlJay 8 41 25 ]0 148 181 6 I

I11999 lbiY 6 34 65 90 147

112106 Ihy 5 38 20 75 1-1712105 llioy2 42 5 40 14511974 Lioy 2 10 20 30 140 162 11 I118M lib 6 37 50 60 136 181 6

I12000 April 25middot 33 65 95 136 I12101 ihy 6 38 65JJ 15 128 11969 lihy 8 38 ]1 25 120 142 13

I11975 iby 1 36 65 15 87 129 1511lt12 ~~ 11 40 65 5 90 111 19 I6251 bullJJy6 36 50 100 amp8 141 14 I

10091 Lhy8 37 75 10 78 middot102 20

I11977middot Boy 10 37 40 85 74 n3 1811976 rJoJr 7 37 65 60 amp4 1l7 1711971 lifoy 7 38 75 100 62 128 16 I

I

Standard error of 0- difference between the meO-n yieldsof any two varieties - 321 bushelsbull

11 Severe firing of leO-ves

t ~

~

r 3P~

rabl0 19 - (Continuod)

~

r-Tmiddot

913

13

71215

26-9239231

250236

29026~290

246214243

middot281

C I HQi~lltl I IIIJXlbo_r_L-==-~==--L---==C-~~r--+-o+l-------tltilt---~c-r+~==+-~gtlt===--~r-t~plusmn-r~~ROr=cn1~ct

~~ 1

lJ669 16 JUri~ 25 32 87 610 104 320 I II

11972 20 J~o 29 34 87 585 392 299 2i11956 21 Juno ltZS) 33 i 85 600 3S3 29~7 3 i

12103 20 Juno 30 35 88 600 383 i11882 18 Julo28 34 85 600 36111969 22 JunoZO 34 87 585 35~611823 20 Julybull136 82 550 34011973 16 June 27 32 86 600 34012104 18 June 273S 88 600 33811673 16 June 27 32 85 600 32511999 20 Julie 0 35middotmiddot 83 605 32512105 16 June 24 32 82 60032111950 17 June 27 33 84p80 31911964 17 June 25middot 28 86 610 31211976 18 June ~e 32 85570 30911977 20 June 29middot 35 77 570 3071210220 June ~ 34 86 600 30 711844 20 June 30 34 86595 middot2991442 24 July 1 36 86 59029811~52 12 June 22 32 87 615 29812101 21 June 30middot 33 85 600 28910094 21 July ~ 31 85 590 27911970 20 June 29 37 85 595 27411974 18 June 28 31 77 565 27212000 14 June 25 32 83 590 27212106 14 June 24 32 83 570 271

6251 20 June 30 3433 82 580363 213 1811971 20 June 29 81 575243 229 16

8856 10 June 2Lmiddotmiddot 32 80 580 ~ 7 1amp5 20 11975 16 June 28 33 80 565 212 211 19 i Imanaarcrerror of a differeJiii6~qiyroojn-1homQanyJo1dsof~~tw6-Yltii-+oti os - 3 ~Dushors----

I

~

ft

- 3$~

~able 19 - (Continued)

37~0 4

380 3

364 5

318 63~0 8middotmiddotmiddotmiddot314 12

341 7[327 9

325 10 J~

I3h4 middotmiddot12 3]5 n

~$~7 15

In1 17

29~4 14 ~

a74 16J

267 18

227 20237 1degJ

53509493491 479473-15244-7middot146433j27126middot12139939638$ 3943793793723563-123263r630~228~8

2712622Lh8Z4~7

6359~Z61616158~1606061i~6661605860585558506157564658605658

5334

3924

5051

294

5316fI8~i18

4045

2054tJ831393025Ii211129133155deg50

50495149494850

51SO50

4917

~I S1

564$ 16middotmiddot48lt53

48194948lt1617501545

15 14middotmiddot 12

1614

14gt 11 15

-131415

16 17 J510ismiddotmiddotmiddot13ltlEl13

~i~JP middott6middotmiddot17lt16 lt16-i5 ii

1$16

11 14

512

8109

11 Smiddot1014

1312

102

88

-129

14middotio

J2la

15 913 11

Alt

1514

1195211972121051210312104116691197412102121061199211956121011184411973

88561195011673119981196411823n87011871

625114-12

11975middot1197610094120001107711868

__n~_~2r l~~~j~~tlL6Igtilg Ib~ fgd]~Jvnyln6hcs) (EOrccnt) (ol1nds~-l-ri-~~u-shols) -----i

I

~ ltlO~l 2 i 405 1 i

standai-d error of a difference hetwe~n the mean yields of-any two varfetios - 19Zbushels---middot

~---~-------- --------~

Table IS - (Continuod)

- 3D -

Table 18 - (Continued)

276 7262 926-1 8

239 11243 1022-6 12215 13211 15215 13207 16182 -20205 17W6 18184 19

25 2) 43 5 52526 25 42 40 48527 25 42 60 47025 25 42 50 45224 25 43 5 44820 2Q 43 90 pound13bull726 25 middot14 25 t13~5-

23 21 41 50 13525 25 42 20 middot12~9

27 25 -11 5 middot2325 2lt1 39 10 U7

~ 26 26 42- 75 lt10322 2] 42 -50 38026 2$ 11 75 37625 2~ 43 50 37826

2~ t17 60 371

27 25 10 5 36325 25 44 80 36_025 ~ -13 5 31125 25 42 50 29~8

-26 25 45 80 297 28 2q -11 50 288

27 26 43 90 27526 26 39 60 26927 26 38 85 268

28 28 38 75 25729 28 -12 90 251

-ZS 26 12 80 24~1

27 26 39 80 21~1

10 IG 43 00 19(5

11950 1197411972121041199211952121031210611669119561196111999120001210111973li97011969121021210511673118411182311971119751197611977

14126251

1009lt1middot8856

----aJmiddotmiddotizcrogccr Survival D1e1r _ Rc)ight 1ecd rust cro

number Hoadcd Ii~1bullbullbullo L bull JLcld-----=-=--Lr-Fpcrc-6it 1f1y upo -h n--ch-os--Ircontj (BUSh91s)-J~~----I-

10090

100769391908396

10086

96100

98$8

10088806577

~ 8580

100 63

7677

10096

10098

Standard errorof a difference betw~en the mean yields o~ any twovaxieties - 536 bushels

41 _

Table 19 - (Continued)

Akron Colorado (Five plots)

12105 Way 26 23 545 lS212106 May 28 22 55~0 17111952 Wey27 21 565 14711972 Juno 3 19 57s 14711669 May 28 21 550 14111970 llfiav 29 23 500 139

88q6 May 26 22 560 13611971 lVlay 31 20 545 13511999 June 1 20 570middot 133118t1lf1 IYhy 31 22 565 13312103 Juno 2 20 560 13011S92 l~y 31 19 540 12612104 H~ 30 21 570 12510091 Juno 3 20 570 12512000 IVlay 2821 5middot15 12-4

6251 Juno 2 21 560 1l4n950 (ny 29 21 515 11Zl1S6l lihy 31 13 535 11212101 Juno 3 21 545 no11Sn Juno 2 21 535 10111823 Juno 3 20 540 S911875 lihy 27 IS 560 S112102 ltby 31 21 560 09

14-1 Juno 4 21 560 3911S60 Dune 3 13 550 C711S76 Juno 1 19 5middot10 G611673 ivhy 30 21 500 8511973 Juno 1 20 555 C2

I

11077 Juno 3 18 5middot~5 amp2

11956 Juno 3 10 =--i=5G5-r--~fiF--5=-3r__Stondord orroref Q difpoundororico betwoen bhomonn yioldsmiddotOf QIlJ two vC)riotios -Z09 0ushols

Seeded September 11 emergneSeptembor 17 1940)

I Height --jmiddotweight per=1~vCi~ampO9Cro-[1 C~Ic7llJ=lmib-=o=r----L --Datoh=o=ad=cd I ~ bushcl __-Z_~ __

(Inchos) bull (Pounds BusholS III

I

III

I

I

I

f

Table IS - (Continued

rorbCol~ins Colorodo1(Fjvoplots)

8

20

147

11181617

131012

85

1419

459503~

1734U415~

449

i

46-147547l4S9506459 433

- -- o---~-~- - - - ~--7-IA-V-QrccCtgc~Ocro-t Yield f

el no rDatQ-- - ~lield--1Avertlgc _1~lbii4~h~k=gt ~ush61s) ushels) 1

11(71 May 2D middotlD a GS3 567 1 Ii

llC70 llny 31 _ 52 O 640 523 311673 lvny 30 50 0583516 4 I12106 Iby 29 bull __ 51 a 570 111823 June 2 48 a 566 506 5li950 lviay 30 _ 49 a 560 54~ 2

- 12000 llilay 30 50 0 5601~105 May 28 j 53 0 5608$56 lvhy 27 52 7 557

11971 June 2 51 0556 12102 June 1 46 6 548 11973 lJby 31- 48 o 54311952 lvhy 29 49 18 537

-11975 lvby 30 48 0531iUi56 June 3 46 a 526i19n June 2 46 3 525~ii6S9 Fey 30- 48 deg 52111976 June 1 47 o 50611999 June 1 47 14 506il992 lJaiy 30 47 32 504

11811 June 2 48 18 lt199 12101 June 2 middot16 14 499 11-12 June lt1 48 32 182 6251 lvhy 31 48 1847411969 June 2 47 0middotmiddot lt17010middotj94 June 3 17 a 463

12103middot June 3 48 a 160 )1977 June 3 46 a 458

1196middot1 14ay 3C)middot 16 5 457 12101 iIay 30middot 19 0 MS

H bull i bull

StnnaDrd error of a diffcreiiCC ~otwccn thcmc(]l] yiqldOs of iinytvio voriotios =546 buShels

I

~

- 43-

Table 19 - (Continued)

scsperus ColorC1do(Tl1rce plats seeded September 27 1940)

Imiddot n~~rr ~~~l--=uigh ~

porRDnkbushel

I I ----- -~ ~ugust=- ltInches I POUoJds) ---

6251 10 4-1 63 618 509 2i llSn 10 ~ -12 63 5604 419 3

10091 8 l ~ 10 62 558middot B2 -0

ll673 middot12 62 539 514 1()

8856 5 J laquo 44 63 492 440 711974 9 42 62 475 443 4

12101 10 lt 44 64 474 12000 8 42 63 463 ~

12102 12 44 62 458--11823 10 lt13 60 456 400 1011976 12 40 62 lt156 442 5ll81fl 9 44 63 451 408 911972 8 flO 62 4t 472 3ll950 6 n 02 -134 399 II

1112 9 42 62 428 388 1211973 8 41 63 123 370 17ll969 10 12 61 418 343 1911992 8 14 62 -11-7 11999 8 11 6lt1 -n7ll961 8 lt12 62 n~

ll669 7 f bull 38 63 107 378 1412104 12 44 62 10412105 11 44 62 404ll956 9 14 63 101 374 1512106 11 13 62 39611975 12 42 62 394 367 18ll952 3 40 64 377 310 2011977 10 38 61 357 374 1512103 12 44 62 M9ll970 11 45 62 329 388 12

bull Standard error of a difference between the IOOan yields 6f any tWQvaJieties = 768 bushels

f

I

Table 19 - (Continued)

1- ~

t ~ bull

o14

AIDos Iowa (Jiourplots)

10094 69 588 288 403 212101 26 E86 255 fl1442 34middotmiddotmiddotmiddot 528 247 366 7

11950middot 51middotmiddot 554 221 377 -511999 middotmiddot 45 588 22111844 51middot 578 220 356 1111971 1-3 556 220 424 111972 35middot ~ amp72 208 366 711956gt 55 590 201 364 912103--- sa 587 195 11952middotmiddot 66 588 170 390 412104 ~ 64bulllt middot585 16812000middot t 579 16211669 78 S~r4 16-1 391 311992 10 573 16111974- 61 543 160 369 612102 2~ 598 158

6251 78 579 155 346 1311973 54 586 155 354 1211823 li4 544 154 357 1011970 28 5704 114 342 1411673 60 563 139 33 1511964middot 51 579 1358856 18 581 119 328 16

12109 J 15 563 9511977middot 6Q amp0 2amp2 1811975middot 71lt 72 299

_ J 17-

11969 86 ---- 57 270 2012105 13~- -_ 4111976 _5 32 271 19 l_

~~~df~~e~~let-~en

Standard

the yields ororyy two~6rieties= 249 bushelsbull-

error mean

- 45 -

Table 19 - (Continued) L~col~ebraslm

(Five p1ots~ seeded acpt01~er 25 emerged September 30 1940)

9

8

13456

715

17

161814

11131012

227221232225

1965186207

32~5 280 21t7276 272

--~l~till~~r gtti~~ - ~f~1-ei~~0 vre~-~TICJlV~ Jlvera~~clf==1 ~~~~_l~rvival)le~~do~rmpeIreacti~zrl_ _ J bush~l- ~~el~~ 1940-~L ~~1k_1

Pc -ilij June 1L1) -Wosf Bu ~Bu- I11950 65 29q4 22 35 568 317 316 2 I

11992 6525 25 34 557 3098856 69 P 20 3 36 592middot 295

11956 66 2pc 26 2 32 57r 28011669 65 33lt 24 2 34 564 26811844 56 25 27 3 36 568 25811952 702~ 20 3 35 58824412102 5626 27 3 33 57 7 22112101 61 26 27 3 32 568 19411973 57~5 26 3 34 55~(j 19112000 51 43 25 3 33 55~4 18610094middotmiddotmiddot 84 Z6 26 3 32 543 17411964 56Z6 25 2 30 51-0 17111971 74 Zo 26 3 34 518 154 11972 60~7 27 3 32 518 15111673 57Z5 26 3 34 526 118

1142 76 Z7 c 28 3 34 550 itG11999 46Z7 28 3 31 539 14612104 44 Z5 28 3 32 amp-10 137

6251 69 ~rlmiddot 28 3 34 550 13511970 63Z6 26 3 37 510 13~iJ12103 middot16~7 27 3 30 539 13311823 51~7 28 3 31 17-2 13211969 - 52 Z7 27 1 32533 13611970 13 ~6 27 3 28 195 12312106 41 35 25 3 30 510 -110111975 29 (37 28 3 28 190 6612105 29 AS 28 332 510 6SllSn 39 29 28 3 2810 55 174 20

I 1197e~ __~~ 29 28 bull 3 2747~~_54 185 19__1

Standcud error of 8i differ9nc~bet~loenth9rmoan yieldsQany1-wbV1arieties 298 bushels

l 1 and 2 arc degrees of resistance 3 and middot1 degrees ofsliscoptitbility

f

46

J

109 10

106 1191 17

120 994 15

106 ll101 1393 1679 2090 IS96 14 G5 19

Ronk~-

i150 2 t141 4

I154 1

137 5147 3 I

130 6

128 7124 S

Table 19 (Cont inuod)

AlliOJlce NebraSka(Thiee plots

C~I

number

12102 80 JiinC3 21 610 21312101 88 Jime3 3() 625 206

1112 88 JuneS 27 610 1$911669 85 June 2 20 605 lSS11972 83 JJine 3 19 615 lS712103 gO JUlle2 20 600middot 18~9

6251 75 JUIle2 23 620 bull lS~311973 87 JUiEl 2 19 615 lS111673 85 June 2 21 610 IS )12105 60 J~l 23 605 17910094 97 Juil3 4 18 615 18-511844 90 Jun13 1 20 EiOO 15~912104 middot83 JUfl92 20 595 15712106 $3 JL1Q 1 22 590 1511992 S1 Junel 21 56~0 15311964 160 June 2 19 580 119

8856 83 Yay30 20 590 13411999 88 Juile 2 17 600 13312000 ll8 JUIioZ IS 595 13311950 87 JU1Q 2 17 570 12middot2U969 90 Juno2 17 590 117nS74 88 Junel 18 580 ll6ll91 92 June 2 17 575 ll211952 M Juno 2 16 58middot0 1071+823 87 June~l 18 580 10311970 OS June 2 18 610 9911979 68 Junc2 19 585 8611975 15 Juno 2 21 585 B911906 ~3 JUne 2 17 575 061197 78 Juno 3 19 600 84

Standard error of a diffcrcnCebetwoonthe moan yi~lds of ~ly twovarieti~~ = 389 bushels

iL-s

- 47-

STANDARD EBROBS

Standard errors were calculated for each station as outlined on page 21 of this report

In table 20 will be found the number of plots t average yields and standard errorS for the unishy

form nursery grown at each of the 12 stations~

9-411512

7middot63575

132227237145

187321335205

265453474290

696 492 348 891

369 301 213 719656 5~36 379 1057

331 209 148 1279864 546 386 7329 Ll0 7~68 543 1228

353 249 176 1101

1 73 298 211 1234188 399 282 19~25

---_

Imiddot -l__Stl1daril er OJ opound a ---_== iSbgle~DifferOJ1Ce ~l 1

I plot between oeDLlS lfuSlio-rs=~rcenr

(Bu~hols BUshcs Ij

ITexns

Denton 4 1403Chillicothe 4 1501Bushland ~Irrig~ted) 4 3105Bushland Dry) 4 252i

OklahomaWoodward 4 3904

hJsosIvbnbnt t an 3 2964hys 3 3585

ColoradoAkron 5 1157Fort Collins 5 5270Hesperus 3 4416

IowaAmes 4 1599

NebraSkaLincoln 5 1710Alliance 3 1465

Table 20 - Nwnb)r of plots averGge yield and standard errors for the uniform yield nurseryat each coopmting station in 1941

NUmber -+---XVerageStation of yield of

~lots vDrietiesbushels)

SUIJlifLBY OF NUBSERY YIKLDS

The yields of the 30 varieties of winter wheat groW1l at 12 stations (13 nursories) are

sWllIIlnrized in table 21 whore ~he varieties are listed in order of the 13-nursory average yield

These avemgcs arc of int erost only insofar 1sthey shaw the generai adoptat ion of the vcriety

A more detaile~ study is possible i as the vcrieties also have been Dvercged and ranked by Stotes

Pmmee hDd the highest aVerage yield in 1941 rhis v2riety rankod first in ~exns ol1d

f Nebr1ska sixth in Oklahoma and Kansast f()(rteenth in Iowa ord seventeenth in Colorodo In 1940

Pmmee ranked second in the nursery and again made its poorest record h Coloiiado Cheyenne x

Tenmarq (CI 11972) rnnkcd second ~~ing its best record in K~s~s ~his strain ~id the highest

average yield in 1940 Li third place WC1S KalTv2Je x TOl~rq (cr 11950) a wheat that ros been

high in yield for sc)voral years in spite of a tendency to shcttor under certain conditions

KamiddotNalO x Tenmarq (CI 11992) rOJked fourth culd KDxNnle x ~e1llIDrq (Cel 11956) fifth ~he avo

rage yields of the four leading varieti~s differed vGry little It should be lintcd out that

tho first tlOlve vorioties had ~oxmrq as one parent In this sune group four varieties rod

KmNale os one Drent DLid i~1 three cases CheYOJu1e laS used in the ClOss Eighteen hyblid strnini

rI

IrImiddot

I

bullI I -- per acre Iz IN1rm Iemiddot Iowa eP~1rP CoIOrte1o pound ~

ii C~I I lIuh- 1 I I I I I I 1 ~ I I I J 13 I=~ i 1Cldl-1 1IIiu1 1aIIilble- JIBIIIlIOOl1-middot~ 1AIlbmkl ill8$iLi_ AlU-A~ BamkJori aAllnDdleit- Ae-JIaak1 I S~ 1 u- DIF (rnc~ -- rampampel 0middot I colin aileerace middotJCol- i tPenalftCllI lut1eot1IenAllid)_ I ~ bull I bull 0 I I bull UD I Imiddot I

I

III

Jampbull

I -

iftliaart errOl o~ bull _ (1IuIIelII) 132 227 1115 2- 096 21 3079 211 1middot16 211 2~12 116 86 1118 5middot1l 228 0 080 J I Is~ error ~ bull _ (~) 91l1 1512 515 16 5005 1middot91 11910middot51 639 1101 12- 19025 nll 132 1219 ~2I 6JJ 11l II I

- 49-

ronked obovc Faxly Blockhull ond 21 nere obove Blackhull OCld Nebred Again the Hope crosses

failed to give good yields as Hope x Tuxkey 1069 rmkcd cightcenth Hope x Cheyenne twenty-fifth

Qlld KlJlred x Hope tVlCllty-ninth In the 1941 nuxsory three strains had [werage yields lamr thDn _

Khnrkofchock

Tvrenty varieties have beon grovm iE the nuxscry for the 2-yccr period 19middot10-1941 Clt 11

stations vlith 12 nuxseries These dnta are presented in tob~e 22 lhcre the yields are avoraged

by States and the vC1rietics are listed in order of yield at all statiolS Cheyclmo x Tel1m~tq

(C I 11972) bad the highest avercge yield being consistontly high at 011 sttions excGIJt in

IO7au1d l~ebrcsko uhere wintorkilling wos heavy KavJValo x Tenmarc (Cl 11950) roikcd second

and PmJnee third These tvro strains had consistentB performuncos except trot Pavmee roc1ked fifshy

teenth in Colomdo Kawvale x TC11lIlurq (Cl 11956) ro1ked fourth COlIiltlIlChe shth 1hrly Blachshy

hull tenth and Black~u11 tvmlfth Nebred and warkof hnd avcroges considerobly lovlOr tlmn the

earlier vcxieti0s Etrly Blockhull x TollJDXq (CI 11952) hod 01 IverG-go yield considerably

higher Uwn Fcrly Blackhull In spite of tl-Je viintcrkilling ct the more northern stations grom1g

nurserios in 1941 tho oorly lalf-rustresistCJ1tvcrioties rlgcin rere at the top of tho list

for yield

Dato for c1klXocters other than yield cxe Qvorcged and presented in table 23 Since all

stations did not report the same datathe number of stations entering the averages is shawn at

the top of each column

Winter survival data show Nebred to be the most hardy variety in the nursery TvJO KltUlrea

Hard Federotion x Tenmarq strains (CI 12105 amp1d 12106) proved to be rather tender The rest o~

the varioties lu1d survivoJsthnt variod aver a I11frOVl rongo bull

Farly Blocld1ull is still the earliest vorioty in the nuxseryAt cleven sktions ipound 1VG-o

raged two days oarlier in headbg tlJDn Ebrly Bladldlull x TenmGrq (cr 11952) and three days

earlier than ChcyoTJ1Je x Thrly Blockhull (Cl 12000) Sevoetecn hybrids in the nuxsery rod rnv~

rage dates of he1ding e1Tlier thlt-n Block1mll ~Xkof ws the latest V1rilttty in thG lIllrSor

This gives a clear picture of the empmsis being ploced on cCXly vrheats in thoarea Ripening

datcs bring out about the same differences Qlthough the sprood is not so grect

Height measurements vcre reportod from all except one nursery and the averages showed

KltmredJhrd FederCtion x MiIlJmrdi-Mintuxki (CI 11970) to be the tallest and Hope x Turkey 1069

(Cl 11964) the sholtest athel vaIieties shOUwd very little differcl1CQ in averag0 height

Lodging data were reported from four st~tions )J1d indicated some differencesmiddot ~he weak0si

strawed vrieties were l31ockhu11 E1rly Black1lull and CheyeIlile x ]1rly Blcckbull (Cl 12000)

The IGastlodgir~was reported for Nebrad Ivbrtin x TOJ1PlOrq3 (CI 11823) and BltLckhull x Ten

marq (CI 12102)~

--

faltb ~ -~ of Bence Fie14 of ZO wbhr whea YUieU cr- ill _Uelll Fie14 _erie bull U aUon in lla 1l8I4red riDur whea 1eC10nbull 1~1

a I t llpllle1 pH Ia I I Jtpe Pr I Japmiddotu COXon4lp I Ina f - 1tratIla ~I bull I I IJlaU-Illpell-l I I I I I I I I I I I I I I I I I 2 I

1 t 8Iie7 or I 01 IDa- 101l11l-1 1Ul41 1a1llAn- lBultI1J~III lAy I Ihr I Ay i a I Ir IAlA-IAy I I- Ia I _811 on I cohe(IlIi+(Drr 1l8p I - IftIlll 1lIuIk1~I_1 daDk 1001- 1p8n81 ZIJaIi-IJIaDJt I aohle I r-BaDkIUle Ia I I _4118114) I I I I I I 11M I I I I I I I I I

IIq~n z 8uaIq 1172 ~1 205 29 11 232 3 40 1 ~9 32~ 31tmiddotl 3 506 ~12 1Ns9 3 ]66 7 221 15 I bull 312 IlKarial i arq 1150 2O1a 151 281 19middot1 20 bull 31t l 1 352 386 1 ~~ 9 ~7middot2 5 middot7 5 llmiddot 10 211 t 30 I11_bull 11669 25middot~ 21 32middot0 lbullL2~5 I 31middot0 _o~ 29bull9 311 ~

3Tbull1S 19 ~ -~~l ~ 271 ll~ ~1_ I

llawnJOZ aDUlq 1156 21middot ll ~1 16 235 2 36~ 5 31middot3 30 ~lis ~~ ~3~2 13 280 bull 9 i

llured-IIuIlJe48laUonz8uaIq 11971a 2115 162 middot3 162 203 10 38middot0 3 2 ) 561~ 50middot5 2 369 6 2001 120 16 13 291 IIaouoie 11673 252 21middot3 236 16 217 ~ ~7 9 350 29 5 bull ~-6 5~515 1 5 1 22 l~O 1S1 12 29 IllallJ B181llt1ml1 Z auaJq

~=281 176 23middot1 15middot5 211 6 1 2 3S~ 31middot1 2 7~5 ~o ~ 19 0 272 106 I 7 291 I

lIaIlIet Z Blackmll ZO 11 269 169 206 9 JIJbullbull 6 1lmiddot7 ~ 210 lis 7 10 356 11 276 12 ZO~O ~ 212 I I

IO~lIIIile Z aazq 11~U 19middot 21 290 15middot0 21~2 5 ~o bull 6 276 30middot6 7 ~ ~0~7 11 35~ 12 2 1~bullJ 5 bullbull1 I~1ulJBlacldml1 IS 25middot2 18 1middot5 11 1middot3 12 llmiddot~ 12 6 1~ 260 12 ~9 0 ~o 9 32middotmiddot16 32middot5 lG217 1 269 I

1~1Di ellMIq 1112 middot215 181 26 lla ZO2 11 32middot5 io 261 226 2~1 11a ~6 400 ~5 bull t 7 10~~

1011~bullbull 16 265 I Blokml1 6251 21 llal 21 10 17~ 15 2S1 15 211 ZO5 2~ 15 ~ 509 ~7middot1 ~6 l 17 11 26 Iilaprell-llull JederaUonz II1Ilha141- IIi lIiDUrId 11970 196 10 211a 12 11 l ll 12 26bull 262 26 11 52 l Zf-l li 1~ 206 l 120 ~~

260 IIJ~_ a011iDe eleoUon 119n 182 12 22- 5 156 19 31middot5 11 ~bullbull middot215 25middot71

~~ 1 ~ 1 221 1 1 260 1Ie_et 1~ 221 102 21a6 10 169 17 - 267 18 2 186 218 19 ~t ~~6-11 110 2 2~2 128 18 11 ~~ lliope Z alureilD 1~~ 25 1~2 290 17middot0 20~ 7 27 19 27 26~ 27110 1a52 ~ ~ 18 27~0 20 18 1 1 18 7 IlliieIkof 13middot0 111 2 1~ 15 20 271 i7 27middot2 12 227 11 ~7 31 1 1~ 36middot6 7 225 150 11 bull 2~ IlIaDJoe4 Z Iope-Bar4 JeIlerUOD 1115 2middot3 12 2lJ 106 170 16 29~ 1~ 260 21~ 2middotZ 16 ~7~1 ~7 1 15 ~9 l1 12 0 li ~7 23middot I1bDie4 z IIope 11976 212 11middot7 250 12middot5 17middot6 lla 27middot~ 16 25middot7 215 2 17 la 2 ~s 12 27middot1 19 18~ 1~9 12 1 2 IICClllp01Ul4 orobullbull 11971 1~9 11 26 16 15 18 22middot7 20 20 207 20 20 1 3l~ rlmiddot 20 212 18 11 5 10 20 21_ II l-

~I

-

Leai rust

Varieties roving

- 52 -

reodings were reported rom five und stem rust reodings from twomiddot stotions

low re~ngs for both diseosos were Jomiddotllee KvlVole x T~qmiddot(CI 1195Gi)

Hope xT~key 1069 (CI~ 11964) Hope xChcy~rme(C~I~ 11969) und KovNQle xT~1IllQrq (9I

11992)

Kernel plump~Ss data were2e]orted from two statio~ aha these havegtbeen averaged and

DATA mOM TREDlSEASE mmsmus

Bmfr NUElSmY

For convenience tho doto from tho vniform Iilinter nhcot bunt nUsery ore includod in this

report Tl10se dnto (table 24)Tore ~ecurec1in cOQpcr~tion with AgroiJqmist s O)ld Potllologists

working in the area

j

f

1

- 53

UNITED STAT1S D]PAaTMENT OF llGRICULTURE

Bureau of Plant IndllStry

SUMiYIbEX OF THE GBElu PLAINSmiddotUN1FOBM WIhrm~ BUNT NUESmY 1941

By HI A Rodenhiser Pathologist and K S Quisenberry AgronomishWheat Investigations TIivision of Cereal Crops and Diseases

The uniform winter wheat bunt nUrsery for tho Great Plains area wos continued in 1941 inthe same manner as in previous yeaxs This report presents 0 sumnnry of the d1toobtoined in1941 together vlith lbhe averages formiddot the vaxietliies grown dUring different periods from 1932 to1941bull

In the fall of 1940 50 varieties and stroins of uinter wheot were SOVl1l in duplicotC8-foot r01S ot- ten stotions in the GrCtJt Ploins and ot BozemaJ1 1bnt KecrneysvilleW VoBeltsvill e M4 and Logan Utah BeCouse of unfovor2blc environracntalcolldit ions for bunt Jonshyfaction or subsequent plont grovrth no cL-m VlOre obtolned in the nuDseries seeded at- Lincoln andNorth Plotte Nebr and at St Poul Ivlinn ThedJta from 10 nurseries axe averaged The SllUt trot developed in the Logan utah nursery was caused entirely by the so-called dworf bunt orgOroniso and therefore the infection pcrcQntltgcs ore not included in the averages for other stationsThe nurseries included vorioties that hud shown resistw1ce in previous years and Igtromsing nm7strJins supplied by sevotal of the cooperat ing stat ions

Inoculuo for nost stations inS obtained fron the previous years IfUrsery at that stationby selecting bunted heads poundroD all infected vriGtics end froD collections DQrle froD faroersfields in the State where the test was made For the IvWiliatGan eXperioent the inoculum laS acomposite of racos knovm to be present in Kansas For the Kearneysville and Beltsville teststhe seed was inoculated with a cotlposite Dade 1lp of inoculum frOD all of the other nurseriesClean seed vms planted in the Logon nursery Q1d infection resulted fron the soil bormc organisn

The vurieties axe listed in order of the avertge infection at the 10 stations Thesemiddotaverages ranged fron 01 to 671 percent The average infections for SODe standard varietieslere as follows Ridit 20 Relief 26 Hussor 32 Minturki 91 Yoga 95 Nebred 103ond Oro 172 Of the susceptible check varieties Kh1Xkof had an average iIlfcction of 360 Cheyenne 39bull0 Quiviro 518 and Chiefkwl1 671 TJO hybrid strains hnd averogo infectionslovler than Ridit These were Oro x Turkey-FlorQamp1Ce (F9) and Hussar x Kmred (CbullI 11989) Fourselections fron the cross Hope x Turkey 1069 bad aver~ges 10Ter tlDJ1 the porelit varietyTurkey 1069 (CI 10016)

At the bottom of the table are shovm the average infections by stations rhe heaviestinfections with inoculum other than the dwarf bunt vmre obtained at Bozeman Ivlont Fort CollinsColo and lviurJbattan IWns A study of the lbnhattan Akron Fort Collins ond Bozemun dda gives some indication that different races mltJY be present ot these stations The behavior of thevarieties at Logon is of interest in thlt some of those eorrring rOpoundistance to the races presentin the Plains are also resistant to the dvrnrf bunt present at Logon In other cases strains trot

are quite susceptible on the Ploins see~ to be ~oderotely resistent ot Logon

Longtine averages are shovlD for vorieties gr~m for more trAT) one ye~bull For the period1932-41 Turkey 1069 (CI 10016) Nebred ond Hussor hcvo the 10middote st avero~es For the 3--yeorperiod 1939-41Hope x HussCX (C~I1l834J Relief 2nd Hepe x Turkey 1069 ~CI 11964) hmiddotweshmm the nost resistance Severol of the vcrieties trot mve beon highly resisttnt in thesetests and are othervlise agrononica11y desiroble axe being tested llith individ1U11 races tht havebeen identified in all of the wheot grovling areaS

bull j

i

86

j 1O~106101

7middot96

middot_----~----------------~~-~-~------~--------------------

rI

55

UNIFOBlvI WINTER vrnm RUST NURSERUS

In t~bles 25 ~~ 26 ore presented dQto qn severity of le~f~rust md s~g~~~t infection

on the 30 voxieties qf winter vThed grown Ll rust obss~tion nurseries t~ltgQgheIJ~ tho oountry

in 1941 These nurseries Jre LUintained froD yeor to yecr ~s part of n J1Jert ~elQUrQh progrno

corried on Ll coopcrotion ui th agronorUsts and patll010gists erployed in the ~evoru Stdes CODshy

cerned Lcter t 0 cooplete report of these nurseTies ui11 be issued 8c1d th9 rust percotCges my

not agree ent irel rlth those presented here since the clto sItovm in this less de~oilecl raport

include only figures for the severity)f infection

Differentiol dato for leed-rust hlfection -rare obtdneclfor the vcriotips ot 20 stotHJlS

(toble 25) In cnlcul~ting the over~get Q trace (T) ~ns considered2s equal to O Aoong the

seuihJrd whects Hope x Russlr (CI middot11682) Hope x Konvde (CI 11959)~ ~lcl Red Rock x BGpe

(C o 11821) Ind the lC)VTest ovemge infoctions Of the lnrd VIhBats IIt-uqui110 x Oro (CI 11979

and CI 11851) t Hope x Cheyenne (CI 11969) a1d tavrvnle x Tenrnorq (CI 11956) had averoges

less thaR 20 percent In the snme tests susceptible voriotieshad aver~ge infections of from

60 to 715 percent

Stem~rust readings showing differential reaction wore raported from 13 stations (table

26) Among the hard wheats the mosb pronoun~ed resistancQ vJUsmiddot shovm byHopb x CheyOJlIle (CI

11969) Hope x Turkey (CI 11964) Mnrguillo X Oro (C~I 11979 Cw1d CI 11851) t ond R-044shy

Minturki x lVJinturki (CI 12022) Of the semihard mGQts Hope x Knvrvole (CI 11959) and Hope x

HusstX (CI 11682) md low nveroge infections

Toblc 25 _Severity of 1e1 rust infection on ninter nheQt vQrieties gravm in the Uniform Rust Observation Nurseries in 1941

VGriety or cross

~

5355 302 50T+ 25

15 305 15

1 70T 501 65T50T 35T+ 10

T 301 50

1 65T+ QOT 5o 10o 1 T 25

0 25T+ 30

T+ 30T+ 45

433131054 4128

30 13313~3

806570

70 36765 11975 56770 46460 24460 26140 180middot25 15835 15465 21865 190

170 261

80 63 080 71535 35880 64910-63 390Q5 8HO t9 010 t5a I1099 OJ

15 117 m15 124 I

65 245

B565

100100

6520202540202515

46 SO10 50609025 5T 10T 70

2S 1525 lt1585 6040 80

T 255 40T 25T 255 Z5T 25T 10T 20

251015

TTT

20355

2010

15203030

52020

101010

1

30 25 80 - 9025 60 80 9015 5 80 8020 65 80 9020 -40 60-8Sshy20 85 90 10030 40 60 9010 T 25 10

1 T 20 105 T 10 20I T 10 20

T 10 40

70502060eo6070101015

510

753075

55

10

106080704030401510102015

9595809595959020

5Q

5070

7010100102010

100100100100middot

75202020

T55

20

30506030104020

TTT13

503080TTT

75 5060 7060 540 8070 middotmiddotmiddotmiddot6065 9085 4040 T

3 23 2

25 T20 20

25351575T5

JO30504040252020

55

103

9090gt9595Sfr80857570657030

8585

51060G5

8090

70207580556570551095

2525402510

TToo

oT

402585-~

T

-

85100

254065shy6525

5T

3T

10

3525middot9590

52525TT

105T

759510

10085

10075

5252

15

5060

100TTT

35

2525

325

3T2T

3

225615

115

5

)5252010

5352middotJ

515204025

60 7560 9510 545 10000 100Z09015 20

5 55 T

30 T3 T5 T

355

75T5T

7590306585-85452010101550

1530

57

1055

-0ooo1+

607075551045

51020656065

40755580755520

3551

20

T122

5211T

502510

253010152510

51TTE+5

TTT5

51020TTT

152025101510101515201015

50754050404020

T

fSoit Bed ~hignn Amb er 5620 751 TiUIllbu11 5657 80~~tDcnton 8265 50ti bullbull M(3Jster 6471 90

~tmiddotgtoiit~~~ioncon ~f~ ~gampi Purdue no 1 11380 80r~WijDas1i 11384 60t middotEUitzsel x Hungarian 11849 50~Fultzseh x HungaXion 11850 45~rbulll ~tz sel x HuDgorian120l7 30)middotFultzsel xTJWIlbull 12018 40

~H~eHt~=Redmiddot 4843 50~l Kawvale 8180 ~ 35 I~nt~~i 6155 50I Hope~Hussor 11682 20 HQpc~ KuwvrUltl 11959 20

Red~o~k x Hope 11821 35

atI~ ~ep7 51 A6 I~liiiiibda J 50 Tcnmarq 6936 65

Kharkof 1442 75Mala~of 4898 80Comanche 11673 40

I Pawnee 11669 30 Kawvale x Terimarq 11956 35

Marquil10 x Oro 11851 50Marquil10 x Oro 11979 30HOpe x Turkey 1069 11961 25Hope x Cheyenne 11969 20E-41oMinturkix Minturki lAJ22 70

~ -l

=_---~------------ ~----------------_ --~~~_-~~~

Table 26 - Severity of stem rust infection on winter wheat varieties grom in the Uniform Rust Observation Nurseries

11lJ~J

in 1941

----[AverC1ge for I13

stations I

I519467500515492538 j488566 1

558 CJl591 -J

535 I-

535 j

467 j

290 219 i

5-919 ~

318

18320028828513818613~8

4429220511

1

)

--~---

30 100 75 T- 30 100 65 65 20 65 2035 100 80 T 20 lOO 65 60 15 65 1530 100 80 T 20 100 65 70 15 65 3035 95 85 5 20 lOU 65 70 15 65 3540 100 70 5 25 100 65 70 20 65 545 100 80 5 40 100 40 80 25 60 3545 85 80 20 20 100 60 70 20 60 1550 85 86 10 30 100 65 80 20 80 4040 90 80 20 30 100 65 80 20 70 5050 100 88 40 40 100 65 70 10 80 5035 100 90 10 40 100 65 60 10 70 4555 90 85 5 WO 80 60 5 70 40

10 75 90 25 FO 65 60 5 65 T10 90 40 10 15 90 20 15 2 25 25

5 20 60 T 15 80 15 20 5 10 10T+ 10 T 0 25 5 10 1 T 20

15 T T+ a 5 5 T T 0 T T10 60 0 20 lOO 25 45 15 25 -10 3 25 10 20 90 5 -~ 15 T T20 10 25 0 15 75 20 10 15 T T25 - 15 55 0 30 100 25 20 15 l 10

5 20 60 T_ 20 100 25 25 25 T 1020 T 20 0 15 80 5 T 5 T T20 5 45 0 15 90 10 15 5 2 T15 5 10 0 15 90 10 T 3 1 520 5 5 D 5 T 5 3 T T10 T 1 0 5 10 T T 2 T T

5 5 0 0 10 5 T 1 T T5 0 T 0 0 T T T 2 T T

30 0 2 0 10 T 5 2- -T T

0 e IMchigan Amber 5620 40 65Trumbull 5657 2 50Denton 8265 10 65Fulcaster 6471 15 65Ivioditerranoan 3332 5 70Minhurdi 5149 10 80Purdue No 1 11380 10 50Wobash 11384 25 65Fultzselection x Hungarian 11849 20 60Ful tz selection x Hungarian 11850 15 60Fultz selGetion x Hungarian 12017 10 6~

FultzsGlection x Trumbull 12018 2 50SBmihard Red

HUssar 4843 T 65Kawvolc 8180 T 35Minturki 6155 T+ 45HOPe x Hussar 11682 T T

HoPe x Kawvolc 11959 0 TRed Rock x Hope 11821 T 50

Hard HedtKnnred 5146 0 60TeIlll18rq 6936 T 70Khurkof 1112 T+ 75Molukof 1898 T 80Comanche 11G73 T 35Pownoo 116G9 T+ 35rowvule x Tonmorq 11956 0 25M1rquillo x Oro 11851 T 10M1rqui110 x Oro 11979 T 10Hope x Turkey 11964 0 THope x Cheyenne 11969 0 TH-44-Minturki x Minturldl 12022 0 T

Is ft R d

Variety or cross

Ii

~bull~bullbullbullmiddotbull1

~ ~

J

-~

rmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddot

~

TO-ble 19 - (Co1tinued)

ChilliCQt)l~middotTe~s--rFoux plots----

- to

1

I

-r- -_~_ ~~ Leat-IL~pging r-w~e )j ~vo~o-Yr-- -- C~I bull~ Dah iHQigh~rust I eld 1940-41 BarJltn1lIlb er headeC-Lmiddotmiddot i

Percent PcrcClt Mels Bushelsr- ------ CInches39~- 11669 Maiv 7 ~ 30 241 213 1

11992 May 6 39 20 10 231 12104 May 2 40 20 15 2211673 IIuy 2 42 8 5 21Q 213 111973 IipoundW 2 38 25 15 214 213 111972 May 7 bull 41middot 25 20 211 2Q5 412103 May 7 41 20 10 20611956 ivJay 9 40 T- 10 193 17~8 912102 iicy 5 37 65 5 17411964 ihy 2 35~ a 5 17middot0 I11970 Ilioy 2 42 50 20 159 180 8 I11952 April 26middot 33 - 50 60 156 176 10 8856 April 2middot1 34 65 95 152 183 511950 ~i~ 2 39 ~ 75 152 151 1211823 LlJay 8 41 25 ]0 148 181 6 I

I11999 lbiY 6 34 65 90 147

112106 Ihy 5 38 20 75 1-1712105 llioy2 42 5 40 14511974 Lioy 2 10 20 30 140 162 11 I118M lib 6 37 50 60 136 181 6

I12000 April 25middot 33 65 95 136 I12101 ihy 6 38 65JJ 15 128 11969 lihy 8 38 ]1 25 120 142 13

I11975 iby 1 36 65 15 87 129 1511lt12 ~~ 11 40 65 5 90 111 19 I6251 bullJJy6 36 50 100 amp8 141 14 I

10091 Lhy8 37 75 10 78 middot102 20

I11977middot Boy 10 37 40 85 74 n3 1811976 rJoJr 7 37 65 60 amp4 1l7 1711971 lifoy 7 38 75 100 62 128 16 I

I

Standard error of 0- difference between the meO-n yieldsof any two varieties - 321 bushelsbull

11 Severe firing of leO-ves

t ~

~

r 3P~

rabl0 19 - (Continuod)

~

r-Tmiddot

913

13

71215

26-9239231

250236

29026~290

246214243

middot281

C I HQi~lltl I IIIJXlbo_r_L-==-~==--L---==C-~~r--+-o+l-------tltilt---~c-r+~==+-~gtlt===--~r-t~plusmn-r~~ROr=cn1~ct

~~ 1

lJ669 16 JUri~ 25 32 87 610 104 320 I II

11972 20 J~o 29 34 87 585 392 299 2i11956 21 Juno ltZS) 33 i 85 600 3S3 29~7 3 i

12103 20 Juno 30 35 88 600 383 i11882 18 Julo28 34 85 600 36111969 22 JunoZO 34 87 585 35~611823 20 Julybull136 82 550 34011973 16 June 27 32 86 600 34012104 18 June 273S 88 600 33811673 16 June 27 32 85 600 32511999 20 Julie 0 35middotmiddot 83 605 32512105 16 June 24 32 82 60032111950 17 June 27 33 84p80 31911964 17 June 25middot 28 86 610 31211976 18 June ~e 32 85570 30911977 20 June 29middot 35 77 570 3071210220 June ~ 34 86 600 30 711844 20 June 30 34 86595 middot2991442 24 July 1 36 86 59029811~52 12 June 22 32 87 615 29812101 21 June 30middot 33 85 600 28910094 21 July ~ 31 85 590 27911970 20 June 29 37 85 595 27411974 18 June 28 31 77 565 27212000 14 June 25 32 83 590 27212106 14 June 24 32 83 570 271

6251 20 June 30 3433 82 580363 213 1811971 20 June 29 81 575243 229 16

8856 10 June 2Lmiddotmiddot 32 80 580 ~ 7 1amp5 20 11975 16 June 28 33 80 565 212 211 19 i Imanaarcrerror of a differeJiii6~qiyroojn-1homQanyJo1dsof~~tw6-Yltii-+oti os - 3 ~Dushors----

I

~

ft

- 3$~

~able 19 - (Continued)

37~0 4

380 3

364 5

318 63~0 8middotmiddotmiddotmiddot314 12

341 7[327 9

325 10 J~

I3h4 middotmiddot12 3]5 n

~$~7 15

In1 17

29~4 14 ~

a74 16J

267 18

227 20237 1degJ

53509493491 479473-15244-7middot146433j27126middot12139939638$ 3943793793723563-123263r630~228~8

2712622Lh8Z4~7

6359~Z61616158~1606061i~6661605860585558506157564658605658

5334

3924

5051

294

5316fI8~i18

4045

2054tJ831393025Ii211129133155deg50

50495149494850

51SO50

4917

~I S1

564$ 16middotmiddot48lt53

48194948lt1617501545

15 14middotmiddot 12

1614

14gt 11 15

-131415

16 17 J510ismiddotmiddotmiddot13ltlEl13

~i~JP middott6middotmiddot17lt16 lt16-i5 ii

1$16

11 14

512

8109

11 Smiddot1014

1312

102

88

-129

14middotio

J2la

15 913 11

Alt

1514

1195211972121051210312104116691197412102121061199211956121011184411973

88561195011673119981196411823n87011871

625114-12

11975middot1197610094120001107711868

__n~_~2r l~~~j~~tlL6Igtilg Ib~ fgd]~Jvnyln6hcs) (EOrccnt) (ol1nds~-l-ri-~~u-shols) -----i

I

~ ltlO~l 2 i 405 1 i

standai-d error of a difference hetwe~n the mean yields of-any two varfetios - 19Zbushels---middot

~---~-------- --------~

Table IS - (Continuod)

- 3D -

Table 18 - (Continued)

276 7262 926-1 8

239 11243 1022-6 12215 13211 15215 13207 16182 -20205 17W6 18184 19

25 2) 43 5 52526 25 42 40 48527 25 42 60 47025 25 42 50 45224 25 43 5 44820 2Q 43 90 pound13bull726 25 middot14 25 t13~5-

23 21 41 50 13525 25 42 20 middot12~9

27 25 -11 5 middot2325 2lt1 39 10 U7

~ 26 26 42- 75 lt10322 2] 42 -50 38026 2$ 11 75 37625 2~ 43 50 37826

2~ t17 60 371

27 25 10 5 36325 25 44 80 36_025 ~ -13 5 31125 25 42 50 29~8

-26 25 45 80 297 28 2q -11 50 288

27 26 43 90 27526 26 39 60 26927 26 38 85 268

28 28 38 75 25729 28 -12 90 251

-ZS 26 12 80 24~1

27 26 39 80 21~1

10 IG 43 00 19(5

11950 1197411972121041199211952121031210611669119561196111999120001210111973li97011969121021210511673118411182311971119751197611977

14126251

1009lt1middot8856

----aJmiddotmiddotizcrogccr Survival D1e1r _ Rc)ight 1ecd rust cro

number Hoadcd Ii~1bullbullbullo L bull JLcld-----=-=--Lr-Fpcrc-6it 1f1y upo -h n--ch-os--Ircontj (BUSh91s)-J~~----I-

10090

100769391908396

10086

96100

98$8

10088806577

~ 8580

100 63

7677

10096

10098

Standard errorof a difference betw~en the mean yields o~ any twovaxieties - 536 bushels

41 _

Table 19 - (Continued)

Akron Colorado (Five plots)

12105 Way 26 23 545 lS212106 May 28 22 55~0 17111952 Wey27 21 565 14711972 Juno 3 19 57s 14711669 May 28 21 550 14111970 llfiav 29 23 500 139

88q6 May 26 22 560 13611971 lVlay 31 20 545 13511999 June 1 20 570middot 133118t1lf1 IYhy 31 22 565 13312103 Juno 2 20 560 13011S92 l~y 31 19 540 12612104 H~ 30 21 570 12510091 Juno 3 20 570 12512000 IVlay 2821 5middot15 12-4

6251 Juno 2 21 560 1l4n950 (ny 29 21 515 11Zl1S6l lihy 31 13 535 11212101 Juno 3 21 545 no11Sn Juno 2 21 535 10111823 Juno 3 20 540 S911875 lihy 27 IS 560 S112102 ltby 31 21 560 09

14-1 Juno 4 21 560 3911S60 Dune 3 13 550 C711S76 Juno 1 19 5middot10 G611673 ivhy 30 21 500 8511973 Juno 1 20 555 C2

I

11077 Juno 3 18 5middot~5 amp2

11956 Juno 3 10 =--i=5G5-r--~fiF--5=-3r__Stondord orroref Q difpoundororico betwoen bhomonn yioldsmiddotOf QIlJ two vC)riotios -Z09 0ushols

Seeded September 11 emergneSeptembor 17 1940)

I Height --jmiddotweight per=1~vCi~ampO9Cro-[1 C~Ic7llJ=lmib-=o=r----L --Datoh=o=ad=cd I ~ bushcl __-Z_~ __

(Inchos) bull (Pounds BusholS III

I

III

I

I

I

f

Table IS - (Continued

rorbCol~ins Colorodo1(Fjvoplots)

8

20

147

11181617

131012

85

1419

459503~

1734U415~

449

i

46-147547l4S9506459 433

- -- o---~-~- - - - ~--7-IA-V-QrccCtgc~Ocro-t Yield f

el no rDatQ-- - ~lield--1Avertlgc _1~lbii4~h~k=gt ~ush61s) ushels) 1

11(71 May 2D middotlD a GS3 567 1 Ii

llC70 llny 31 _ 52 O 640 523 311673 lvny 30 50 0583516 4 I12106 Iby 29 bull __ 51 a 570 111823 June 2 48 a 566 506 5li950 lviay 30 _ 49 a 560 54~ 2

- 12000 llilay 30 50 0 5601~105 May 28 j 53 0 5608$56 lvhy 27 52 7 557

11971 June 2 51 0556 12102 June 1 46 6 548 11973 lJby 31- 48 o 54311952 lvhy 29 49 18 537

-11975 lvby 30 48 0531iUi56 June 3 46 a 526i19n June 2 46 3 525~ii6S9 Fey 30- 48 deg 52111976 June 1 47 o 50611999 June 1 47 14 506il992 lJaiy 30 47 32 504

11811 June 2 48 18 lt199 12101 June 2 middot16 14 499 11-12 June lt1 48 32 182 6251 lvhy 31 48 1847411969 June 2 47 0middotmiddot lt17010middotj94 June 3 17 a 463

12103middot June 3 48 a 160 )1977 June 3 46 a 458

1196middot1 14ay 3C)middot 16 5 457 12101 iIay 30middot 19 0 MS

H bull i bull

StnnaDrd error of a diffcreiiCC ~otwccn thcmc(]l] yiqldOs of iinytvio voriotios =546 buShels

I

~

- 43-

Table 19 - (Continued)

scsperus ColorC1do(Tl1rce plats seeded September 27 1940)

Imiddot n~~rr ~~~l--=uigh ~

porRDnkbushel

I I ----- -~ ~ugust=- ltInches I POUoJds) ---

6251 10 4-1 63 618 509 2i llSn 10 ~ -12 63 5604 419 3

10091 8 l ~ 10 62 558middot B2 -0

ll673 middot12 62 539 514 1()

8856 5 J laquo 44 63 492 440 711974 9 42 62 475 443 4

12101 10 lt 44 64 474 12000 8 42 63 463 ~

12102 12 44 62 458--11823 10 lt13 60 456 400 1011976 12 40 62 lt156 442 5ll81fl 9 44 63 451 408 911972 8 flO 62 4t 472 3ll950 6 n 02 -134 399 II

1112 9 42 62 428 388 1211973 8 41 63 123 370 17ll969 10 12 61 418 343 1911992 8 14 62 -11-7 11999 8 11 6lt1 -n7ll961 8 lt12 62 n~

ll669 7 f bull 38 63 107 378 1412104 12 44 62 10412105 11 44 62 404ll956 9 14 63 101 374 1512106 11 13 62 39611975 12 42 62 394 367 18ll952 3 40 64 377 310 2011977 10 38 61 357 374 1512103 12 44 62 M9ll970 11 45 62 329 388 12

bull Standard error of a difference between the IOOan yields 6f any tWQvaJieties = 768 bushels

f

I

Table 19 - (Continued)

1- ~

t ~ bull

o14

AIDos Iowa (Jiourplots)

10094 69 588 288 403 212101 26 E86 255 fl1442 34middotmiddotmiddotmiddot 528 247 366 7

11950middot 51middotmiddot 554 221 377 -511999 middotmiddot 45 588 22111844 51middot 578 220 356 1111971 1-3 556 220 424 111972 35middot ~ amp72 208 366 711956gt 55 590 201 364 912103--- sa 587 195 11952middotmiddot 66 588 170 390 412104 ~ 64bulllt middot585 16812000middot t 579 16211669 78 S~r4 16-1 391 311992 10 573 16111974- 61 543 160 369 612102 2~ 598 158

6251 78 579 155 346 1311973 54 586 155 354 1211823 li4 544 154 357 1011970 28 5704 114 342 1411673 60 563 139 33 1511964middot 51 579 1358856 18 581 119 328 16

12109 J 15 563 9511977middot 6Q amp0 2amp2 1811975middot 71lt 72 299

_ J 17-

11969 86 ---- 57 270 2012105 13~- -_ 4111976 _5 32 271 19 l_

~~~df~~e~~let-~en

Standard

the yields ororyy two~6rieties= 249 bushelsbull-

error mean

- 45 -

Table 19 - (Continued) L~col~ebraslm

(Five p1ots~ seeded acpt01~er 25 emerged September 30 1940)

9

8

13456

715

17

161814

11131012

227221232225

1965186207

32~5 280 21t7276 272

--~l~till~~r gtti~~ - ~f~1-ei~~0 vre~-~TICJlV~ Jlvera~~clf==1 ~~~~_l~rvival)le~~do~rmpeIreacti~zrl_ _ J bush~l- ~~el~~ 1940-~L ~~1k_1

Pc -ilij June 1L1) -Wosf Bu ~Bu- I11950 65 29q4 22 35 568 317 316 2 I

11992 6525 25 34 557 3098856 69 P 20 3 36 592middot 295

11956 66 2pc 26 2 32 57r 28011669 65 33lt 24 2 34 564 26811844 56 25 27 3 36 568 25811952 702~ 20 3 35 58824412102 5626 27 3 33 57 7 22112101 61 26 27 3 32 568 19411973 57~5 26 3 34 55~(j 19112000 51 43 25 3 33 55~4 18610094middotmiddotmiddot 84 Z6 26 3 32 543 17411964 56Z6 25 2 30 51-0 17111971 74 Zo 26 3 34 518 154 11972 60~7 27 3 32 518 15111673 57Z5 26 3 34 526 118

1142 76 Z7 c 28 3 34 550 itG11999 46Z7 28 3 31 539 14612104 44 Z5 28 3 32 amp-10 137

6251 69 ~rlmiddot 28 3 34 550 13511970 63Z6 26 3 37 510 13~iJ12103 middot16~7 27 3 30 539 13311823 51~7 28 3 31 17-2 13211969 - 52 Z7 27 1 32533 13611970 13 ~6 27 3 28 195 12312106 41 35 25 3 30 510 -110111975 29 (37 28 3 28 190 6612105 29 AS 28 332 510 6SllSn 39 29 28 3 2810 55 174 20

I 1197e~ __~~ 29 28 bull 3 2747~~_54 185 19__1

Standcud error of 8i differ9nc~bet~loenth9rmoan yieldsQany1-wbV1arieties 298 bushels

l 1 and 2 arc degrees of resistance 3 and middot1 degrees ofsliscoptitbility

f

46

J

109 10

106 1191 17

120 994 15

106 ll101 1393 1679 2090 IS96 14 G5 19

Ronk~-

i150 2 t141 4

I154 1

137 5147 3 I

130 6

128 7124 S

Table 19 (Cont inuod)

AlliOJlce NebraSka(Thiee plots

C~I

number

12102 80 JiinC3 21 610 21312101 88 Jime3 3() 625 206

1112 88 JuneS 27 610 1$911669 85 June 2 20 605 lSS11972 83 JJine 3 19 615 lS712103 gO JUlle2 20 600middot 18~9

6251 75 JUIle2 23 620 bull lS~311973 87 JUiEl 2 19 615 lS111673 85 June 2 21 610 IS )12105 60 J~l 23 605 17910094 97 Juil3 4 18 615 18-511844 90 Jun13 1 20 EiOO 15~912104 middot83 JUfl92 20 595 15712106 $3 JL1Q 1 22 590 1511992 S1 Junel 21 56~0 15311964 160 June 2 19 580 119

8856 83 Yay30 20 590 13411999 88 Juile 2 17 600 13312000 ll8 JUIioZ IS 595 13311950 87 JU1Q 2 17 570 12middot2U969 90 Juno2 17 590 117nS74 88 Junel 18 580 ll6ll91 92 June 2 17 575 ll211952 M Juno 2 16 58middot0 1071+823 87 June~l 18 580 10311970 OS June 2 18 610 9911979 68 Junc2 19 585 8611975 15 Juno 2 21 585 B911906 ~3 JUne 2 17 575 061197 78 Juno 3 19 600 84

Standard error of a diffcrcnCebetwoonthe moan yi~lds of ~ly twovarieti~~ = 389 bushels

iL-s

- 47-

STANDARD EBROBS

Standard errors were calculated for each station as outlined on page 21 of this report

In table 20 will be found the number of plots t average yields and standard errorS for the unishy

form nursery grown at each of the 12 stations~

9-411512

7middot63575

132227237145

187321335205

265453474290

696 492 348 891

369 301 213 719656 5~36 379 1057

331 209 148 1279864 546 386 7329 Ll0 7~68 543 1228

353 249 176 1101

1 73 298 211 1234188 399 282 19~25

---_

Imiddot -l__Stl1daril er OJ opound a ---_== iSbgle~DifferOJ1Ce ~l 1

I plot between oeDLlS lfuSlio-rs=~rcenr

(Bu~hols BUshcs Ij

ITexns

Denton 4 1403Chillicothe 4 1501Bushland ~Irrig~ted) 4 3105Bushland Dry) 4 252i

OklahomaWoodward 4 3904

hJsosIvbnbnt t an 3 2964hys 3 3585

ColoradoAkron 5 1157Fort Collins 5 5270Hesperus 3 4416

IowaAmes 4 1599

NebraSkaLincoln 5 1710Alliance 3 1465

Table 20 - Nwnb)r of plots averGge yield and standard errors for the uniform yield nurseryat each coopmting station in 1941

NUmber -+---XVerageStation of yield of

~lots vDrietiesbushels)

SUIJlifLBY OF NUBSERY YIKLDS

The yields of the 30 varieties of winter wheat groW1l at 12 stations (13 nursories) are

sWllIIlnrized in table 21 whore ~he varieties are listed in order of the 13-nursory average yield

These avemgcs arc of int erost only insofar 1sthey shaw the generai adoptat ion of the vcriety

A more detaile~ study is possible i as the vcrieties also have been Dvercged and ranked by Stotes

Pmmee hDd the highest aVerage yield in 1941 rhis v2riety rankod first in ~exns ol1d

f Nebr1ska sixth in Oklahoma and Kansast f()(rteenth in Iowa ord seventeenth in Colorodo In 1940

Pmmee ranked second in the nursery and again made its poorest record h Coloiiado Cheyenne x

Tenmarq (CI 11972) rnnkcd second ~~ing its best record in K~s~s ~his strain ~id the highest

average yield in 1940 Li third place WC1S KalTv2Je x TOl~rq (cr 11950) a wheat that ros been

high in yield for sc)voral years in spite of a tendency to shcttor under certain conditions

KamiddotNalO x Tenmarq (CI 11992) rOJked fourth culd KDxNnle x ~e1llIDrq (Cel 11956) fifth ~he avo

rage yields of the four leading varieti~s differed vGry little It should be lintcd out that

tho first tlOlve vorioties had ~oxmrq as one parent In this sune group four varieties rod

KmNale os one Drent DLid i~1 three cases CheYOJu1e laS used in the ClOss Eighteen hyblid strnini

rI

IrImiddot

I

bullI I -- per acre Iz IN1rm Iemiddot Iowa eP~1rP CoIOrte1o pound ~

ii C~I I lIuh- 1 I I I I I I 1 ~ I I I J 13 I=~ i 1Cldl-1 1IIiu1 1aIIilble- JIBIIIlIOOl1-middot~ 1AIlbmkl ill8$iLi_ AlU-A~ BamkJori aAllnDdleit- Ae-JIaak1 I S~ 1 u- DIF (rnc~ -- rampampel 0middot I colin aileerace middotJCol- i tPenalftCllI lut1eot1IenAllid)_ I ~ bull I bull 0 I I bull UD I Imiddot I

I

III

Jampbull

I -

iftliaart errOl o~ bull _ (1IuIIelII) 132 227 1115 2- 096 21 3079 211 1middot16 211 2~12 116 86 1118 5middot1l 228 0 080 J I Is~ error ~ bull _ (~) 91l1 1512 515 16 5005 1middot91 11910middot51 639 1101 12- 19025 nll 132 1219 ~2I 6JJ 11l II I

- 49-

ronked obovc Faxly Blockhull ond 21 nere obove Blackhull OCld Nebred Again the Hope crosses

failed to give good yields as Hope x Tuxkey 1069 rmkcd cightcenth Hope x Cheyenne twenty-fifth

Qlld KlJlred x Hope tVlCllty-ninth In the 1941 nuxsory three strains had [werage yields lamr thDn _

Khnrkofchock

Tvrenty varieties have beon grovm iE the nuxscry for the 2-yccr period 19middot10-1941 Clt 11

stations vlith 12 nuxseries These dnta are presented in tob~e 22 lhcre the yields are avoraged

by States and the vC1rietics are listed in order of yield at all statiolS Cheyclmo x Tel1m~tq

(C I 11972) bad the highest avercge yield being consistontly high at 011 sttions excGIJt in

IO7au1d l~ebrcsko uhere wintorkilling wos heavy KavJValo x Tenmarc (Cl 11950) roikcd second

and PmJnee third These tvro strains had consistentB performuncos except trot Pavmee roc1ked fifshy

teenth in Colomdo Kawvale x TC11lIlurq (Cl 11956) ro1ked fourth COlIiltlIlChe shth 1hrly Blachshy

hull tenth and Black~u11 tvmlfth Nebred and warkof hnd avcroges considerobly lovlOr tlmn the

earlier vcxieti0s Etrly Blockhull x TollJDXq (CI 11952) hod 01 IverG-go yield considerably

higher Uwn Fcrly Blackhull In spite of tl-Je viintcrkilling ct the more northern stations grom1g

nurserios in 1941 tho oorly lalf-rustresistCJ1tvcrioties rlgcin rere at the top of tho list

for yield

Dato for c1klXocters other than yield cxe Qvorcged and presented in table 23 Since all

stations did not report the same datathe number of stations entering the averages is shawn at

the top of each column

Winter survival data show Nebred to be the most hardy variety in the nursery TvJO KltUlrea

Hard Federotion x Tenmarq strains (CI 12105 amp1d 12106) proved to be rather tender The rest o~

the varioties lu1d survivoJsthnt variod aver a I11frOVl rongo bull

Farly Blocld1ull is still the earliest vorioty in the nuxseryAt cleven sktions ipound 1VG-o

raged two days oarlier in headbg tlJDn Ebrly Bladldlull x TenmGrq (cr 11952) and three days

earlier than ChcyoTJ1Je x Thrly Blockhull (Cl 12000) Sevoetecn hybrids in the nuxsery rod rnv~

rage dates of he1ding e1Tlier thlt-n Block1mll ~Xkof ws the latest V1rilttty in thG lIllrSor

This gives a clear picture of the empmsis being ploced on cCXly vrheats in thoarea Ripening

datcs bring out about the same differences Qlthough the sprood is not so grect

Height measurements vcre reportod from all except one nursery and the averages showed

KltmredJhrd FederCtion x MiIlJmrdi-Mintuxki (CI 11970) to be the tallest and Hope x Turkey 1069

(Cl 11964) the sholtest athel vaIieties shOUwd very little differcl1CQ in averag0 height

Lodging data were reported from four st~tions )J1d indicated some differencesmiddot ~he weak0si

strawed vrieties were l31ockhu11 E1rly Black1lull and CheyeIlile x ]1rly Blcckbull (Cl 12000)

The IGastlodgir~was reported for Nebrad Ivbrtin x TOJ1PlOrq3 (CI 11823) and BltLckhull x Ten

marq (CI 12102)~

--

faltb ~ -~ of Bence Fie14 of ZO wbhr whea YUieU cr- ill _Uelll Fie14 _erie bull U aUon in lla 1l8I4red riDur whea 1eC10nbull 1~1

a I t llpllle1 pH Ia I I Jtpe Pr I Japmiddotu COXon4lp I Ina f - 1tratIla ~I bull I I IJlaU-Illpell-l I I I I I I I I I I I I I I I I I 2 I

1 t 8Iie7 or I 01 IDa- 101l11l-1 1Ul41 1a1llAn- lBultI1J~III lAy I Ihr I Ay i a I Ir IAlA-IAy I I- Ia I _811 on I cohe(IlIi+(Drr 1l8p I - IftIlll 1lIuIk1~I_1 daDk 1001- 1p8n81 ZIJaIi-IJIaDJt I aohle I r-BaDkIUle Ia I I _4118114) I I I I I I 11M I I I I I I I I I

IIq~n z 8uaIq 1172 ~1 205 29 11 232 3 40 1 ~9 32~ 31tmiddotl 3 506 ~12 1Ns9 3 ]66 7 221 15 I bull 312 IlKarial i arq 1150 2O1a 151 281 19middot1 20 bull 31t l 1 352 386 1 ~~ 9 ~7middot2 5 middot7 5 llmiddot 10 211 t 30 I11_bull 11669 25middot~ 21 32middot0 lbullL2~5 I 31middot0 _o~ 29bull9 311 ~

3Tbull1S 19 ~ -~~l ~ 271 ll~ ~1_ I

llawnJOZ aDUlq 1156 21middot ll ~1 16 235 2 36~ 5 31middot3 30 ~lis ~~ ~3~2 13 280 bull 9 i

llured-IIuIlJe48laUonz8uaIq 11971a 2115 162 middot3 162 203 10 38middot0 3 2 ) 561~ 50middot5 2 369 6 2001 120 16 13 291 IIaouoie 11673 252 21middot3 236 16 217 ~ ~7 9 350 29 5 bull ~-6 5~515 1 5 1 22 l~O 1S1 12 29 IllallJ B181llt1ml1 Z auaJq

~=281 176 23middot1 15middot5 211 6 1 2 3S~ 31middot1 2 7~5 ~o ~ 19 0 272 106 I 7 291 I

lIaIlIet Z Blackmll ZO 11 269 169 206 9 JIJbullbull 6 1lmiddot7 ~ 210 lis 7 10 356 11 276 12 ZO~O ~ 212 I I

IO~lIIIile Z aazq 11~U 19middot 21 290 15middot0 21~2 5 ~o bull 6 276 30middot6 7 ~ ~0~7 11 35~ 12 2 1~bullJ 5 bullbull1 I~1ulJBlacldml1 IS 25middot2 18 1middot5 11 1middot3 12 llmiddot~ 12 6 1~ 260 12 ~9 0 ~o 9 32middotmiddot16 32middot5 lG217 1 269 I

1~1Di ellMIq 1112 middot215 181 26 lla ZO2 11 32middot5 io 261 226 2~1 11a ~6 400 ~5 bull t 7 10~~

1011~bullbull 16 265 I Blokml1 6251 21 llal 21 10 17~ 15 2S1 15 211 ZO5 2~ 15 ~ 509 ~7middot1 ~6 l 17 11 26 Iilaprell-llull JederaUonz II1Ilha141- IIi lIiDUrId 11970 196 10 211a 12 11 l ll 12 26bull 262 26 11 52 l Zf-l li 1~ 206 l 120 ~~

260 IIJ~_ a011iDe eleoUon 119n 182 12 22- 5 156 19 31middot5 11 ~bullbull middot215 25middot71

~~ 1 ~ 1 221 1 1 260 1Ie_et 1~ 221 102 21a6 10 169 17 - 267 18 2 186 218 19 ~t ~~6-11 110 2 2~2 128 18 11 ~~ lliope Z alureilD 1~~ 25 1~2 290 17middot0 20~ 7 27 19 27 26~ 27110 1a52 ~ ~ 18 27~0 20 18 1 1 18 7 IlliieIkof 13middot0 111 2 1~ 15 20 271 i7 27middot2 12 227 11 ~7 31 1 1~ 36middot6 7 225 150 11 bull 2~ IlIaDJoe4 Z Iope-Bar4 JeIlerUOD 1115 2middot3 12 2lJ 106 170 16 29~ 1~ 260 21~ 2middotZ 16 ~7~1 ~7 1 15 ~9 l1 12 0 li ~7 23middot I1bDie4 z IIope 11976 212 11middot7 250 12middot5 17middot6 lla 27middot~ 16 25middot7 215 2 17 la 2 ~s 12 27middot1 19 18~ 1~9 12 1 2 IICClllp01Ul4 orobullbull 11971 1~9 11 26 16 15 18 22middot7 20 20 207 20 20 1 3l~ rlmiddot 20 212 18 11 5 10 20 21_ II l-

~I

-

Leai rust

Varieties roving

- 52 -

reodings were reported rom five und stem rust reodings from twomiddot stotions

low re~ngs for both diseosos were Jomiddotllee KvlVole x T~qmiddot(CI 1195Gi)

Hope xT~key 1069 (CI~ 11964) Hope xChcy~rme(C~I~ 11969) und KovNQle xT~1IllQrq (9I

11992)

Kernel plump~Ss data were2e]orted from two statio~ aha these havegtbeen averaged and

DATA mOM TREDlSEASE mmsmus

Bmfr NUElSmY

For convenience tho doto from tho vniform Iilinter nhcot bunt nUsery ore includod in this

report Tl10se dnto (table 24)Tore ~ecurec1in cOQpcr~tion with AgroiJqmist s O)ld Potllologists

working in the area

j

f

1

- 53

UNITED STAT1S D]PAaTMENT OF llGRICULTURE

Bureau of Plant IndllStry

SUMiYIbEX OF THE GBElu PLAINSmiddotUN1FOBM WIhrm~ BUNT NUESmY 1941

By HI A Rodenhiser Pathologist and K S Quisenberry AgronomishWheat Investigations TIivision of Cereal Crops and Diseases

The uniform winter wheat bunt nUrsery for tho Great Plains area wos continued in 1941 inthe same manner as in previous yeaxs This report presents 0 sumnnry of the d1toobtoined in1941 together vlith lbhe averages formiddot the vaxietliies grown dUring different periods from 1932 to1941bull

In the fall of 1940 50 varieties and stroins of uinter wheot were SOVl1l in duplicotC8-foot r01S ot- ten stotions in the GrCtJt Ploins and ot BozemaJ1 1bnt KecrneysvilleW VoBeltsvill e M4 and Logan Utah BeCouse of unfovor2blc environracntalcolldit ions for bunt Jonshyfaction or subsequent plont grovrth no cL-m VlOre obtolned in the nuDseries seeded at- Lincoln andNorth Plotte Nebr and at St Poul Ivlinn ThedJta from 10 nurseries axe averaged The SllUt trot developed in the Logan utah nursery was caused entirely by the so-called dworf bunt orgOroniso and therefore the infection pcrcQntltgcs ore not included in the averages for other stationsThe nurseries included vorioties that hud shown resistw1ce in previous years and Igtromsing nm7strJins supplied by sevotal of the cooperat ing stat ions

Inoculuo for nost stations inS obtained fron the previous years IfUrsery at that stationby selecting bunted heads poundroD all infected vriGtics end froD collections DQrle froD faroersfields in the State where the test was made For the IvWiliatGan eXperioent the inoculum laS acomposite of racos knovm to be present in Kansas For the Kearneysville and Beltsville teststhe seed was inoculated with a cotlposite Dade 1lp of inoculum frOD all of the other nurseriesClean seed vms planted in the Logon nursery Q1d infection resulted fron the soil bormc organisn

The vurieties axe listed in order of the avertge infection at the 10 stations Thesemiddotaverages ranged fron 01 to 671 percent The average infections for SODe standard varietieslere as follows Ridit 20 Relief 26 Hussor 32 Minturki 91 Yoga 95 Nebred 103ond Oro 172 Of the susceptible check varieties Kh1Xkof had an average iIlfcction of 360 Cheyenne 39bull0 Quiviro 518 and Chiefkwl1 671 TJO hybrid strains hnd averogo infectionslovler than Ridit These were Oro x Turkey-FlorQamp1Ce (F9) and Hussar x Kmred (CbullI 11989) Fourselections fron the cross Hope x Turkey 1069 bad aver~ges 10Ter tlDJ1 the porelit varietyTurkey 1069 (CI 10016)

At the bottom of the table are shovm the average infections by stations rhe heaviestinfections with inoculum other than the dwarf bunt vmre obtained at Bozeman Ivlont Fort CollinsColo and lviurJbattan IWns A study of the lbnhattan Akron Fort Collins ond Bozemun dda gives some indication that different races mltJY be present ot these stations The behavior of thevarieties at Logon is of interest in thlt some of those eorrring rOpoundistance to the races presentin the Plains are also resistant to the dvrnrf bunt present at Logon In other cases strains trot

are quite susceptible on the Ploins see~ to be ~oderotely resistent ot Logon

Longtine averages are shovlD for vorieties gr~m for more trAT) one ye~bull For the period1932-41 Turkey 1069 (CI 10016) Nebred ond Hussor hcvo the 10middote st avero~es For the 3--yeorperiod 1939-41Hope x HussCX (C~I1l834J Relief 2nd Hepe x Turkey 1069 ~CI 11964) hmiddotweshmm the nost resistance Severol of the vcrieties trot mve beon highly resisttnt in thesetests and are othervlise agrononica11y desiroble axe being tested llith individ1U11 races tht havebeen identified in all of the wheot grovling areaS

bull j

i

86

j 1O~106101

7middot96

middot_----~----------------~~-~-~------~--------------------

rI

55

UNIFOBlvI WINTER vrnm RUST NURSERUS

In t~bles 25 ~~ 26 ore presented dQto qn severity of le~f~rust md s~g~~~t infection

on the 30 voxieties qf winter vThed grown Ll rust obss~tion nurseries t~ltgQgheIJ~ tho oountry

in 1941 These nurseries Jre LUintained froD yeor to yecr ~s part of n J1Jert ~elQUrQh progrno

corried on Ll coopcrotion ui th agronorUsts and patll010gists erployed in the ~evoru Stdes CODshy

cerned Lcter t 0 cooplete report of these nurseTies ui11 be issued 8c1d th9 rust percotCges my

not agree ent irel rlth those presented here since the clto sItovm in this less de~oilecl raport

include only figures for the severity)f infection

Differentiol dato for leed-rust hlfection -rare obtdneclfor the vcriotips ot 20 stotHJlS

(toble 25) In cnlcul~ting the over~get Q trace (T) ~ns considered2s equal to O Aoong the

seuihJrd whects Hope x Russlr (CI middot11682) Hope x Konvde (CI 11959)~ ~lcl Red Rock x BGpe

(C o 11821) Ind the lC)VTest ovemge infoctions Of the lnrd VIhBats IIt-uqui110 x Oro (CI 11979

and CI 11851) t Hope x Cheyenne (CI 11969) a1d tavrvnle x Tenrnorq (CI 11956) had averoges

less thaR 20 percent In the snme tests susceptible voriotieshad aver~ge infections of from

60 to 715 percent

Stem~rust readings showing differential reaction wore raported from 13 stations (table

26) Among the hard wheats the mosb pronoun~ed resistancQ vJUsmiddot shovm byHopb x CheyOJlIle (CI

11969) Hope x Turkey (CI 11964) Mnrguillo X Oro (C~I 11979 Cw1d CI 11851) t ond R-044shy

Minturki x lVJinturki (CI 12022) Of the semihard mGQts Hope x Knvrvole (CI 11959) and Hope x

HusstX (CI 11682) md low nveroge infections

Toblc 25 _Severity of 1e1 rust infection on ninter nheQt vQrieties gravm in the Uniform Rust Observation Nurseries in 1941

VGriety or cross

~

5355 302 50T+ 25

15 305 15

1 70T 501 65T50T 35T+ 10

T 301 50

1 65T+ QOT 5o 10o 1 T 25

0 25T+ 30

T+ 30T+ 45

433131054 4128

30 13313~3

806570

70 36765 11975 56770 46460 24460 26140 180middot25 15835 15465 21865 190

170 261

80 63 080 71535 35880 64910-63 390Q5 8HO t9 010 t5a I1099 OJ

15 117 m15 124 I

65 245

B565

100100

6520202540202515

46 SO10 50609025 5T 10T 70

2S 1525 lt1585 6040 80

T 255 40T 25T 255 Z5T 25T 10T 20

251015

TTT

20355

2010

15203030

52020

101010

1

30 25 80 - 9025 60 80 9015 5 80 8020 65 80 9020 -40 60-8Sshy20 85 90 10030 40 60 9010 T 25 10

1 T 20 105 T 10 20I T 10 20

T 10 40

70502060eo6070101015

510

753075

55

10

106080704030401510102015

9595809595959020

5Q

5070

7010100102010

100100100100middot

75202020

T55

20

30506030104020

TTT13

503080TTT

75 5060 7060 540 8070 middotmiddotmiddotmiddot6065 9085 4040 T

3 23 2

25 T20 20

25351575T5

JO30504040252020

55

103

9090gt9595Sfr80857570657030

8585

51060G5

8090

70207580556570551095

2525402510

TToo

oT

402585-~

T

-

85100

254065shy6525

5T

3T

10

3525middot9590

52525TT

105T

759510

10085

10075

5252

15

5060

100TTT

35

2525

325

3T2T

3

225615

115

5

)5252010

5352middotJ

515204025

60 7560 9510 545 10000 100Z09015 20

5 55 T

30 T3 T5 T

355

75T5T

7590306585-85452010101550

1530

57

1055

-0ooo1+

607075551045

51020656065

40755580755520

3551

20

T122

5211T

502510

253010152510

51TTE+5

TTT5

51020TTT

152025101510101515201015

50754050404020

T

fSoit Bed ~hignn Amb er 5620 751 TiUIllbu11 5657 80~~tDcnton 8265 50ti bullbull M(3Jster 6471 90

~tmiddotgtoiit~~~ioncon ~f~ ~gampi Purdue no 1 11380 80r~WijDas1i 11384 60t middotEUitzsel x Hungarian 11849 50~Fultzseh x HungaXion 11850 45~rbulll ~tz sel x HuDgorian120l7 30)middotFultzsel xTJWIlbull 12018 40

~H~eHt~=Redmiddot 4843 50~l Kawvale 8180 ~ 35 I~nt~~i 6155 50I Hope~Hussor 11682 20 HQpc~ KuwvrUltl 11959 20

Red~o~k x Hope 11821 35

atI~ ~ep7 51 A6 I~liiiiibda J 50 Tcnmarq 6936 65

Kharkof 1442 75Mala~of 4898 80Comanche 11673 40

I Pawnee 11669 30 Kawvale x Terimarq 11956 35

Marquil10 x Oro 11851 50Marquil10 x Oro 11979 30HOpe x Turkey 1069 11961 25Hope x Cheyenne 11969 20E-41oMinturkix Minturki lAJ22 70

~ -l

=_---~------------ ~----------------_ --~~~_-~~~

Table 26 - Severity of stem rust infection on winter wheat varieties grom in the Uniform Rust Observation Nurseries

11lJ~J

in 1941

----[AverC1ge for I13

stations I

I519467500515492538 j488566 1

558 CJl591 -J

535 I-

535 j

467 j

290 219 i

5-919 ~

318

18320028828513818613~8

4429220511

1

)

--~---

30 100 75 T- 30 100 65 65 20 65 2035 100 80 T 20 lOO 65 60 15 65 1530 100 80 T 20 100 65 70 15 65 3035 95 85 5 20 lOU 65 70 15 65 3540 100 70 5 25 100 65 70 20 65 545 100 80 5 40 100 40 80 25 60 3545 85 80 20 20 100 60 70 20 60 1550 85 86 10 30 100 65 80 20 80 4040 90 80 20 30 100 65 80 20 70 5050 100 88 40 40 100 65 70 10 80 5035 100 90 10 40 100 65 60 10 70 4555 90 85 5 WO 80 60 5 70 40

10 75 90 25 FO 65 60 5 65 T10 90 40 10 15 90 20 15 2 25 25

5 20 60 T 15 80 15 20 5 10 10T+ 10 T 0 25 5 10 1 T 20

15 T T+ a 5 5 T T 0 T T10 60 0 20 lOO 25 45 15 25 -10 3 25 10 20 90 5 -~ 15 T T20 10 25 0 15 75 20 10 15 T T25 - 15 55 0 30 100 25 20 15 l 10

5 20 60 T_ 20 100 25 25 25 T 1020 T 20 0 15 80 5 T 5 T T20 5 45 0 15 90 10 15 5 2 T15 5 10 0 15 90 10 T 3 1 520 5 5 D 5 T 5 3 T T10 T 1 0 5 10 T T 2 T T

5 5 0 0 10 5 T 1 T T5 0 T 0 0 T T T 2 T T

30 0 2 0 10 T 5 2- -T T

0 e IMchigan Amber 5620 40 65Trumbull 5657 2 50Denton 8265 10 65Fulcaster 6471 15 65Ivioditerranoan 3332 5 70Minhurdi 5149 10 80Purdue No 1 11380 10 50Wobash 11384 25 65Fultzselection x Hungarian 11849 20 60Ful tz selection x Hungarian 11850 15 60Fultz selGetion x Hungarian 12017 10 6~

FultzsGlection x Trumbull 12018 2 50SBmihard Red

HUssar 4843 T 65Kawvolc 8180 T 35Minturki 6155 T+ 45HOPe x Hussar 11682 T T

HoPe x Kawvolc 11959 0 TRed Rock x Hope 11821 T 50

Hard HedtKnnred 5146 0 60TeIlll18rq 6936 T 70Khurkof 1112 T+ 75Molukof 1898 T 80Comanche 11G73 T 35Pownoo 116G9 T+ 35rowvule x Tonmorq 11956 0 25M1rquillo x Oro 11851 T 10M1rqui110 x Oro 11979 T 10Hope x Turkey 11964 0 THope x Cheyenne 11969 0 TH-44-Minturki x Minturldl 12022 0 T

Is ft R d

Variety or cross

Ii

~bull~bullbullbullmiddotbull1

~ ~

J

-~

rmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddot

~

r 3P~

rabl0 19 - (Continuod)

~

r-Tmiddot

913

13

71215

26-9239231

250236

29026~290

246214243

middot281

C I HQi~lltl I IIIJXlbo_r_L-==-~==--L---==C-~~r--+-o+l-------tltilt---~c-r+~==+-~gtlt===--~r-t~plusmn-r~~ROr=cn1~ct

~~ 1

lJ669 16 JUri~ 25 32 87 610 104 320 I II

11972 20 J~o 29 34 87 585 392 299 2i11956 21 Juno ltZS) 33 i 85 600 3S3 29~7 3 i

12103 20 Juno 30 35 88 600 383 i11882 18 Julo28 34 85 600 36111969 22 JunoZO 34 87 585 35~611823 20 Julybull136 82 550 34011973 16 June 27 32 86 600 34012104 18 June 273S 88 600 33811673 16 June 27 32 85 600 32511999 20 Julie 0 35middotmiddot 83 605 32512105 16 June 24 32 82 60032111950 17 June 27 33 84p80 31911964 17 June 25middot 28 86 610 31211976 18 June ~e 32 85570 30911977 20 June 29middot 35 77 570 3071210220 June ~ 34 86 600 30 711844 20 June 30 34 86595 middot2991442 24 July 1 36 86 59029811~52 12 June 22 32 87 615 29812101 21 June 30middot 33 85 600 28910094 21 July ~ 31 85 590 27911970 20 June 29 37 85 595 27411974 18 June 28 31 77 565 27212000 14 June 25 32 83 590 27212106 14 June 24 32 83 570 271

6251 20 June 30 3433 82 580363 213 1811971 20 June 29 81 575243 229 16

8856 10 June 2Lmiddotmiddot 32 80 580 ~ 7 1amp5 20 11975 16 June 28 33 80 565 212 211 19 i Imanaarcrerror of a differeJiii6~qiyroojn-1homQanyJo1dsof~~tw6-Yltii-+oti os - 3 ~Dushors----

I

~

ft

- 3$~

~able 19 - (Continued)

37~0 4

380 3

364 5

318 63~0 8middotmiddotmiddotmiddot314 12

341 7[327 9

325 10 J~

I3h4 middotmiddot12 3]5 n

~$~7 15

In1 17

29~4 14 ~

a74 16J

267 18

227 20237 1degJ

53509493491 479473-15244-7middot146433j27126middot12139939638$ 3943793793723563-123263r630~228~8

2712622Lh8Z4~7

6359~Z61616158~1606061i~6661605860585558506157564658605658

5334

3924

5051

294

5316fI8~i18

4045

2054tJ831393025Ii211129133155deg50

50495149494850

51SO50

4917

~I S1

564$ 16middotmiddot48lt53

48194948lt1617501545

15 14middotmiddot 12

1614

14gt 11 15

-131415

16 17 J510ismiddotmiddotmiddot13ltlEl13

~i~JP middott6middotmiddot17lt16 lt16-i5 ii

1$16

11 14

512

8109

11 Smiddot1014

1312

102

88

-129

14middotio

J2la

15 913 11

Alt

1514

1195211972121051210312104116691197412102121061199211956121011184411973

88561195011673119981196411823n87011871

625114-12

11975middot1197610094120001107711868

__n~_~2r l~~~j~~tlL6Igtilg Ib~ fgd]~Jvnyln6hcs) (EOrccnt) (ol1nds~-l-ri-~~u-shols) -----i

I

~ ltlO~l 2 i 405 1 i

standai-d error of a difference hetwe~n the mean yields of-any two varfetios - 19Zbushels---middot

~---~-------- --------~

Table IS - (Continuod)

- 3D -

Table 18 - (Continued)

276 7262 926-1 8

239 11243 1022-6 12215 13211 15215 13207 16182 -20205 17W6 18184 19

25 2) 43 5 52526 25 42 40 48527 25 42 60 47025 25 42 50 45224 25 43 5 44820 2Q 43 90 pound13bull726 25 middot14 25 t13~5-

23 21 41 50 13525 25 42 20 middot12~9

27 25 -11 5 middot2325 2lt1 39 10 U7

~ 26 26 42- 75 lt10322 2] 42 -50 38026 2$ 11 75 37625 2~ 43 50 37826

2~ t17 60 371

27 25 10 5 36325 25 44 80 36_025 ~ -13 5 31125 25 42 50 29~8

-26 25 45 80 297 28 2q -11 50 288

27 26 43 90 27526 26 39 60 26927 26 38 85 268

28 28 38 75 25729 28 -12 90 251

-ZS 26 12 80 24~1

27 26 39 80 21~1

10 IG 43 00 19(5

11950 1197411972121041199211952121031210611669119561196111999120001210111973li97011969121021210511673118411182311971119751197611977

14126251

1009lt1middot8856

----aJmiddotmiddotizcrogccr Survival D1e1r _ Rc)ight 1ecd rust cro

number Hoadcd Ii~1bullbullbullo L bull JLcld-----=-=--Lr-Fpcrc-6it 1f1y upo -h n--ch-os--Ircontj (BUSh91s)-J~~----I-

10090

100769391908396

10086

96100

98$8

10088806577

~ 8580

100 63

7677

10096

10098

Standard errorof a difference betw~en the mean yields o~ any twovaxieties - 536 bushels

41 _

Table 19 - (Continued)

Akron Colorado (Five plots)

12105 Way 26 23 545 lS212106 May 28 22 55~0 17111952 Wey27 21 565 14711972 Juno 3 19 57s 14711669 May 28 21 550 14111970 llfiav 29 23 500 139

88q6 May 26 22 560 13611971 lVlay 31 20 545 13511999 June 1 20 570middot 133118t1lf1 IYhy 31 22 565 13312103 Juno 2 20 560 13011S92 l~y 31 19 540 12612104 H~ 30 21 570 12510091 Juno 3 20 570 12512000 IVlay 2821 5middot15 12-4

6251 Juno 2 21 560 1l4n950 (ny 29 21 515 11Zl1S6l lihy 31 13 535 11212101 Juno 3 21 545 no11Sn Juno 2 21 535 10111823 Juno 3 20 540 S911875 lihy 27 IS 560 S112102 ltby 31 21 560 09

14-1 Juno 4 21 560 3911S60 Dune 3 13 550 C711S76 Juno 1 19 5middot10 G611673 ivhy 30 21 500 8511973 Juno 1 20 555 C2

I

11077 Juno 3 18 5middot~5 amp2

11956 Juno 3 10 =--i=5G5-r--~fiF--5=-3r__Stondord orroref Q difpoundororico betwoen bhomonn yioldsmiddotOf QIlJ two vC)riotios -Z09 0ushols

Seeded September 11 emergneSeptembor 17 1940)

I Height --jmiddotweight per=1~vCi~ampO9Cro-[1 C~Ic7llJ=lmib-=o=r----L --Datoh=o=ad=cd I ~ bushcl __-Z_~ __

(Inchos) bull (Pounds BusholS III

I

III

I

I

I

f

Table IS - (Continued

rorbCol~ins Colorodo1(Fjvoplots)

8

20

147

11181617

131012

85

1419

459503~

1734U415~

449

i

46-147547l4S9506459 433

- -- o---~-~- - - - ~--7-IA-V-QrccCtgc~Ocro-t Yield f

el no rDatQ-- - ~lield--1Avertlgc _1~lbii4~h~k=gt ~ush61s) ushels) 1

11(71 May 2D middotlD a GS3 567 1 Ii

llC70 llny 31 _ 52 O 640 523 311673 lvny 30 50 0583516 4 I12106 Iby 29 bull __ 51 a 570 111823 June 2 48 a 566 506 5li950 lviay 30 _ 49 a 560 54~ 2

- 12000 llilay 30 50 0 5601~105 May 28 j 53 0 5608$56 lvhy 27 52 7 557

11971 June 2 51 0556 12102 June 1 46 6 548 11973 lJby 31- 48 o 54311952 lvhy 29 49 18 537

-11975 lvby 30 48 0531iUi56 June 3 46 a 526i19n June 2 46 3 525~ii6S9 Fey 30- 48 deg 52111976 June 1 47 o 50611999 June 1 47 14 506il992 lJaiy 30 47 32 504

11811 June 2 48 18 lt199 12101 June 2 middot16 14 499 11-12 June lt1 48 32 182 6251 lvhy 31 48 1847411969 June 2 47 0middotmiddot lt17010middotj94 June 3 17 a 463

12103middot June 3 48 a 160 )1977 June 3 46 a 458

1196middot1 14ay 3C)middot 16 5 457 12101 iIay 30middot 19 0 MS

H bull i bull

StnnaDrd error of a diffcreiiCC ~otwccn thcmc(]l] yiqldOs of iinytvio voriotios =546 buShels

I

~

- 43-

Table 19 - (Continued)

scsperus ColorC1do(Tl1rce plats seeded September 27 1940)

Imiddot n~~rr ~~~l--=uigh ~

porRDnkbushel

I I ----- -~ ~ugust=- ltInches I POUoJds) ---

6251 10 4-1 63 618 509 2i llSn 10 ~ -12 63 5604 419 3

10091 8 l ~ 10 62 558middot B2 -0

ll673 middot12 62 539 514 1()

8856 5 J laquo 44 63 492 440 711974 9 42 62 475 443 4

12101 10 lt 44 64 474 12000 8 42 63 463 ~

12102 12 44 62 458--11823 10 lt13 60 456 400 1011976 12 40 62 lt156 442 5ll81fl 9 44 63 451 408 911972 8 flO 62 4t 472 3ll950 6 n 02 -134 399 II

1112 9 42 62 428 388 1211973 8 41 63 123 370 17ll969 10 12 61 418 343 1911992 8 14 62 -11-7 11999 8 11 6lt1 -n7ll961 8 lt12 62 n~

ll669 7 f bull 38 63 107 378 1412104 12 44 62 10412105 11 44 62 404ll956 9 14 63 101 374 1512106 11 13 62 39611975 12 42 62 394 367 18ll952 3 40 64 377 310 2011977 10 38 61 357 374 1512103 12 44 62 M9ll970 11 45 62 329 388 12

bull Standard error of a difference between the IOOan yields 6f any tWQvaJieties = 768 bushels

f

I

Table 19 - (Continued)

1- ~

t ~ bull

o14

AIDos Iowa (Jiourplots)

10094 69 588 288 403 212101 26 E86 255 fl1442 34middotmiddotmiddotmiddot 528 247 366 7

11950middot 51middotmiddot 554 221 377 -511999 middotmiddot 45 588 22111844 51middot 578 220 356 1111971 1-3 556 220 424 111972 35middot ~ amp72 208 366 711956gt 55 590 201 364 912103--- sa 587 195 11952middotmiddot 66 588 170 390 412104 ~ 64bulllt middot585 16812000middot t 579 16211669 78 S~r4 16-1 391 311992 10 573 16111974- 61 543 160 369 612102 2~ 598 158

6251 78 579 155 346 1311973 54 586 155 354 1211823 li4 544 154 357 1011970 28 5704 114 342 1411673 60 563 139 33 1511964middot 51 579 1358856 18 581 119 328 16

12109 J 15 563 9511977middot 6Q amp0 2amp2 1811975middot 71lt 72 299

_ J 17-

11969 86 ---- 57 270 2012105 13~- -_ 4111976 _5 32 271 19 l_

~~~df~~e~~let-~en

Standard

the yields ororyy two~6rieties= 249 bushelsbull-

error mean

- 45 -

Table 19 - (Continued) L~col~ebraslm

(Five p1ots~ seeded acpt01~er 25 emerged September 30 1940)

9

8

13456

715

17

161814

11131012

227221232225

1965186207

32~5 280 21t7276 272

--~l~till~~r gtti~~ - ~f~1-ei~~0 vre~-~TICJlV~ Jlvera~~clf==1 ~~~~_l~rvival)le~~do~rmpeIreacti~zrl_ _ J bush~l- ~~el~~ 1940-~L ~~1k_1

Pc -ilij June 1L1) -Wosf Bu ~Bu- I11950 65 29q4 22 35 568 317 316 2 I

11992 6525 25 34 557 3098856 69 P 20 3 36 592middot 295

11956 66 2pc 26 2 32 57r 28011669 65 33lt 24 2 34 564 26811844 56 25 27 3 36 568 25811952 702~ 20 3 35 58824412102 5626 27 3 33 57 7 22112101 61 26 27 3 32 568 19411973 57~5 26 3 34 55~(j 19112000 51 43 25 3 33 55~4 18610094middotmiddotmiddot 84 Z6 26 3 32 543 17411964 56Z6 25 2 30 51-0 17111971 74 Zo 26 3 34 518 154 11972 60~7 27 3 32 518 15111673 57Z5 26 3 34 526 118

1142 76 Z7 c 28 3 34 550 itG11999 46Z7 28 3 31 539 14612104 44 Z5 28 3 32 amp-10 137

6251 69 ~rlmiddot 28 3 34 550 13511970 63Z6 26 3 37 510 13~iJ12103 middot16~7 27 3 30 539 13311823 51~7 28 3 31 17-2 13211969 - 52 Z7 27 1 32533 13611970 13 ~6 27 3 28 195 12312106 41 35 25 3 30 510 -110111975 29 (37 28 3 28 190 6612105 29 AS 28 332 510 6SllSn 39 29 28 3 2810 55 174 20

I 1197e~ __~~ 29 28 bull 3 2747~~_54 185 19__1

Standcud error of 8i differ9nc~bet~loenth9rmoan yieldsQany1-wbV1arieties 298 bushels

l 1 and 2 arc degrees of resistance 3 and middot1 degrees ofsliscoptitbility

f

46

J

109 10

106 1191 17

120 994 15

106 ll101 1393 1679 2090 IS96 14 G5 19

Ronk~-

i150 2 t141 4

I154 1

137 5147 3 I

130 6

128 7124 S

Table 19 (Cont inuod)

AlliOJlce NebraSka(Thiee plots

C~I

number

12102 80 JiinC3 21 610 21312101 88 Jime3 3() 625 206

1112 88 JuneS 27 610 1$911669 85 June 2 20 605 lSS11972 83 JJine 3 19 615 lS712103 gO JUlle2 20 600middot 18~9

6251 75 JUIle2 23 620 bull lS~311973 87 JUiEl 2 19 615 lS111673 85 June 2 21 610 IS )12105 60 J~l 23 605 17910094 97 Juil3 4 18 615 18-511844 90 Jun13 1 20 EiOO 15~912104 middot83 JUfl92 20 595 15712106 $3 JL1Q 1 22 590 1511992 S1 Junel 21 56~0 15311964 160 June 2 19 580 119

8856 83 Yay30 20 590 13411999 88 Juile 2 17 600 13312000 ll8 JUIioZ IS 595 13311950 87 JU1Q 2 17 570 12middot2U969 90 Juno2 17 590 117nS74 88 Junel 18 580 ll6ll91 92 June 2 17 575 ll211952 M Juno 2 16 58middot0 1071+823 87 June~l 18 580 10311970 OS June 2 18 610 9911979 68 Junc2 19 585 8611975 15 Juno 2 21 585 B911906 ~3 JUne 2 17 575 061197 78 Juno 3 19 600 84

Standard error of a diffcrcnCebetwoonthe moan yi~lds of ~ly twovarieti~~ = 389 bushels

iL-s

- 47-

STANDARD EBROBS

Standard errors were calculated for each station as outlined on page 21 of this report

In table 20 will be found the number of plots t average yields and standard errorS for the unishy

form nursery grown at each of the 12 stations~

9-411512

7middot63575

132227237145

187321335205

265453474290

696 492 348 891

369 301 213 719656 5~36 379 1057

331 209 148 1279864 546 386 7329 Ll0 7~68 543 1228

353 249 176 1101

1 73 298 211 1234188 399 282 19~25

---_

Imiddot -l__Stl1daril er OJ opound a ---_== iSbgle~DifferOJ1Ce ~l 1

I plot between oeDLlS lfuSlio-rs=~rcenr

(Bu~hols BUshcs Ij

ITexns

Denton 4 1403Chillicothe 4 1501Bushland ~Irrig~ted) 4 3105Bushland Dry) 4 252i

OklahomaWoodward 4 3904

hJsosIvbnbnt t an 3 2964hys 3 3585

ColoradoAkron 5 1157Fort Collins 5 5270Hesperus 3 4416

IowaAmes 4 1599

NebraSkaLincoln 5 1710Alliance 3 1465

Table 20 - Nwnb)r of plots averGge yield and standard errors for the uniform yield nurseryat each coopmting station in 1941

NUmber -+---XVerageStation of yield of

~lots vDrietiesbushels)

SUIJlifLBY OF NUBSERY YIKLDS

The yields of the 30 varieties of winter wheat groW1l at 12 stations (13 nursories) are

sWllIIlnrized in table 21 whore ~he varieties are listed in order of the 13-nursory average yield

These avemgcs arc of int erost only insofar 1sthey shaw the generai adoptat ion of the vcriety

A more detaile~ study is possible i as the vcrieties also have been Dvercged and ranked by Stotes

Pmmee hDd the highest aVerage yield in 1941 rhis v2riety rankod first in ~exns ol1d

f Nebr1ska sixth in Oklahoma and Kansast f()(rteenth in Iowa ord seventeenth in Colorodo In 1940

Pmmee ranked second in the nursery and again made its poorest record h Coloiiado Cheyenne x

Tenmarq (CI 11972) rnnkcd second ~~ing its best record in K~s~s ~his strain ~id the highest

average yield in 1940 Li third place WC1S KalTv2Je x TOl~rq (cr 11950) a wheat that ros been

high in yield for sc)voral years in spite of a tendency to shcttor under certain conditions

KamiddotNalO x Tenmarq (CI 11992) rOJked fourth culd KDxNnle x ~e1llIDrq (Cel 11956) fifth ~he avo

rage yields of the four leading varieti~s differed vGry little It should be lintcd out that

tho first tlOlve vorioties had ~oxmrq as one parent In this sune group four varieties rod

KmNale os one Drent DLid i~1 three cases CheYOJu1e laS used in the ClOss Eighteen hyblid strnini

rI

IrImiddot

I

bullI I -- per acre Iz IN1rm Iemiddot Iowa eP~1rP CoIOrte1o pound ~

ii C~I I lIuh- 1 I I I I I I 1 ~ I I I J 13 I=~ i 1Cldl-1 1IIiu1 1aIIilble- JIBIIIlIOOl1-middot~ 1AIlbmkl ill8$iLi_ AlU-A~ BamkJori aAllnDdleit- Ae-JIaak1 I S~ 1 u- DIF (rnc~ -- rampampel 0middot I colin aileerace middotJCol- i tPenalftCllI lut1eot1IenAllid)_ I ~ bull I bull 0 I I bull UD I Imiddot I

I

III

Jampbull

I -

iftliaart errOl o~ bull _ (1IuIIelII) 132 227 1115 2- 096 21 3079 211 1middot16 211 2~12 116 86 1118 5middot1l 228 0 080 J I Is~ error ~ bull _ (~) 91l1 1512 515 16 5005 1middot91 11910middot51 639 1101 12- 19025 nll 132 1219 ~2I 6JJ 11l II I

- 49-

ronked obovc Faxly Blockhull ond 21 nere obove Blackhull OCld Nebred Again the Hope crosses

failed to give good yields as Hope x Tuxkey 1069 rmkcd cightcenth Hope x Cheyenne twenty-fifth

Qlld KlJlred x Hope tVlCllty-ninth In the 1941 nuxsory three strains had [werage yields lamr thDn _

Khnrkofchock

Tvrenty varieties have beon grovm iE the nuxscry for the 2-yccr period 19middot10-1941 Clt 11

stations vlith 12 nuxseries These dnta are presented in tob~e 22 lhcre the yields are avoraged

by States and the vC1rietics are listed in order of yield at all statiolS Cheyclmo x Tel1m~tq

(C I 11972) bad the highest avercge yield being consistontly high at 011 sttions excGIJt in

IO7au1d l~ebrcsko uhere wintorkilling wos heavy KavJValo x Tenmarc (Cl 11950) roikcd second

and PmJnee third These tvro strains had consistentB performuncos except trot Pavmee roc1ked fifshy

teenth in Colomdo Kawvale x TC11lIlurq (Cl 11956) ro1ked fourth COlIiltlIlChe shth 1hrly Blachshy

hull tenth and Black~u11 tvmlfth Nebred and warkof hnd avcroges considerobly lovlOr tlmn the

earlier vcxieti0s Etrly Blockhull x TollJDXq (CI 11952) hod 01 IverG-go yield considerably

higher Uwn Fcrly Blackhull In spite of tl-Je viintcrkilling ct the more northern stations grom1g

nurserios in 1941 tho oorly lalf-rustresistCJ1tvcrioties rlgcin rere at the top of tho list

for yield

Dato for c1klXocters other than yield cxe Qvorcged and presented in table 23 Since all

stations did not report the same datathe number of stations entering the averages is shawn at

the top of each column

Winter survival data show Nebred to be the most hardy variety in the nursery TvJO KltUlrea

Hard Federotion x Tenmarq strains (CI 12105 amp1d 12106) proved to be rather tender The rest o~

the varioties lu1d survivoJsthnt variod aver a I11frOVl rongo bull

Farly Blocld1ull is still the earliest vorioty in the nuxseryAt cleven sktions ipound 1VG-o

raged two days oarlier in headbg tlJDn Ebrly Bladldlull x TenmGrq (cr 11952) and three days

earlier than ChcyoTJ1Je x Thrly Blockhull (Cl 12000) Sevoetecn hybrids in the nuxsery rod rnv~

rage dates of he1ding e1Tlier thlt-n Block1mll ~Xkof ws the latest V1rilttty in thG lIllrSor

This gives a clear picture of the empmsis being ploced on cCXly vrheats in thoarea Ripening

datcs bring out about the same differences Qlthough the sprood is not so grect

Height measurements vcre reportod from all except one nursery and the averages showed

KltmredJhrd FederCtion x MiIlJmrdi-Mintuxki (CI 11970) to be the tallest and Hope x Turkey 1069

(Cl 11964) the sholtest athel vaIieties shOUwd very little differcl1CQ in averag0 height

Lodging data were reported from four st~tions )J1d indicated some differencesmiddot ~he weak0si

strawed vrieties were l31ockhu11 E1rly Black1lull and CheyeIlile x ]1rly Blcckbull (Cl 12000)

The IGastlodgir~was reported for Nebrad Ivbrtin x TOJ1PlOrq3 (CI 11823) and BltLckhull x Ten

marq (CI 12102)~

--

faltb ~ -~ of Bence Fie14 of ZO wbhr whea YUieU cr- ill _Uelll Fie14 _erie bull U aUon in lla 1l8I4red riDur whea 1eC10nbull 1~1

a I t llpllle1 pH Ia I I Jtpe Pr I Japmiddotu COXon4lp I Ina f - 1tratIla ~I bull I I IJlaU-Illpell-l I I I I I I I I I I I I I I I I I 2 I

1 t 8Iie7 or I 01 IDa- 101l11l-1 1Ul41 1a1llAn- lBultI1J~III lAy I Ihr I Ay i a I Ir IAlA-IAy I I- Ia I _811 on I cohe(IlIi+(Drr 1l8p I - IftIlll 1lIuIk1~I_1 daDk 1001- 1p8n81 ZIJaIi-IJIaDJt I aohle I r-BaDkIUle Ia I I _4118114) I I I I I I 11M I I I I I I I I I

IIq~n z 8uaIq 1172 ~1 205 29 11 232 3 40 1 ~9 32~ 31tmiddotl 3 506 ~12 1Ns9 3 ]66 7 221 15 I bull 312 IlKarial i arq 1150 2O1a 151 281 19middot1 20 bull 31t l 1 352 386 1 ~~ 9 ~7middot2 5 middot7 5 llmiddot 10 211 t 30 I11_bull 11669 25middot~ 21 32middot0 lbullL2~5 I 31middot0 _o~ 29bull9 311 ~

3Tbull1S 19 ~ -~~l ~ 271 ll~ ~1_ I

llawnJOZ aDUlq 1156 21middot ll ~1 16 235 2 36~ 5 31middot3 30 ~lis ~~ ~3~2 13 280 bull 9 i

llured-IIuIlJe48laUonz8uaIq 11971a 2115 162 middot3 162 203 10 38middot0 3 2 ) 561~ 50middot5 2 369 6 2001 120 16 13 291 IIaouoie 11673 252 21middot3 236 16 217 ~ ~7 9 350 29 5 bull ~-6 5~515 1 5 1 22 l~O 1S1 12 29 IllallJ B181llt1ml1 Z auaJq

~=281 176 23middot1 15middot5 211 6 1 2 3S~ 31middot1 2 7~5 ~o ~ 19 0 272 106 I 7 291 I

lIaIlIet Z Blackmll ZO 11 269 169 206 9 JIJbullbull 6 1lmiddot7 ~ 210 lis 7 10 356 11 276 12 ZO~O ~ 212 I I

IO~lIIIile Z aazq 11~U 19middot 21 290 15middot0 21~2 5 ~o bull 6 276 30middot6 7 ~ ~0~7 11 35~ 12 2 1~bullJ 5 bullbull1 I~1ulJBlacldml1 IS 25middot2 18 1middot5 11 1middot3 12 llmiddot~ 12 6 1~ 260 12 ~9 0 ~o 9 32middotmiddot16 32middot5 lG217 1 269 I

1~1Di ellMIq 1112 middot215 181 26 lla ZO2 11 32middot5 io 261 226 2~1 11a ~6 400 ~5 bull t 7 10~~

1011~bullbull 16 265 I Blokml1 6251 21 llal 21 10 17~ 15 2S1 15 211 ZO5 2~ 15 ~ 509 ~7middot1 ~6 l 17 11 26 Iilaprell-llull JederaUonz II1Ilha141- IIi lIiDUrId 11970 196 10 211a 12 11 l ll 12 26bull 262 26 11 52 l Zf-l li 1~ 206 l 120 ~~

260 IIJ~_ a011iDe eleoUon 119n 182 12 22- 5 156 19 31middot5 11 ~bullbull middot215 25middot71

~~ 1 ~ 1 221 1 1 260 1Ie_et 1~ 221 102 21a6 10 169 17 - 267 18 2 186 218 19 ~t ~~6-11 110 2 2~2 128 18 11 ~~ lliope Z alureilD 1~~ 25 1~2 290 17middot0 20~ 7 27 19 27 26~ 27110 1a52 ~ ~ 18 27~0 20 18 1 1 18 7 IlliieIkof 13middot0 111 2 1~ 15 20 271 i7 27middot2 12 227 11 ~7 31 1 1~ 36middot6 7 225 150 11 bull 2~ IlIaDJoe4 Z Iope-Bar4 JeIlerUOD 1115 2middot3 12 2lJ 106 170 16 29~ 1~ 260 21~ 2middotZ 16 ~7~1 ~7 1 15 ~9 l1 12 0 li ~7 23middot I1bDie4 z IIope 11976 212 11middot7 250 12middot5 17middot6 lla 27middot~ 16 25middot7 215 2 17 la 2 ~s 12 27middot1 19 18~ 1~9 12 1 2 IICClllp01Ul4 orobullbull 11971 1~9 11 26 16 15 18 22middot7 20 20 207 20 20 1 3l~ rlmiddot 20 212 18 11 5 10 20 21_ II l-

~I

-

Leai rust

Varieties roving

- 52 -

reodings were reported rom five und stem rust reodings from twomiddot stotions

low re~ngs for both diseosos were Jomiddotllee KvlVole x T~qmiddot(CI 1195Gi)

Hope xT~key 1069 (CI~ 11964) Hope xChcy~rme(C~I~ 11969) und KovNQle xT~1IllQrq (9I

11992)

Kernel plump~Ss data were2e]orted from two statio~ aha these havegtbeen averaged and

DATA mOM TREDlSEASE mmsmus

Bmfr NUElSmY

For convenience tho doto from tho vniform Iilinter nhcot bunt nUsery ore includod in this

report Tl10se dnto (table 24)Tore ~ecurec1in cOQpcr~tion with AgroiJqmist s O)ld Potllologists

working in the area

j

f

1

- 53

UNITED STAT1S D]PAaTMENT OF llGRICULTURE

Bureau of Plant IndllStry

SUMiYIbEX OF THE GBElu PLAINSmiddotUN1FOBM WIhrm~ BUNT NUESmY 1941

By HI A Rodenhiser Pathologist and K S Quisenberry AgronomishWheat Investigations TIivision of Cereal Crops and Diseases

The uniform winter wheat bunt nUrsery for tho Great Plains area wos continued in 1941 inthe same manner as in previous yeaxs This report presents 0 sumnnry of the d1toobtoined in1941 together vlith lbhe averages formiddot the vaxietliies grown dUring different periods from 1932 to1941bull

In the fall of 1940 50 varieties and stroins of uinter wheot were SOVl1l in duplicotC8-foot r01S ot- ten stotions in the GrCtJt Ploins and ot BozemaJ1 1bnt KecrneysvilleW VoBeltsvill e M4 and Logan Utah BeCouse of unfovor2blc environracntalcolldit ions for bunt Jonshyfaction or subsequent plont grovrth no cL-m VlOre obtolned in the nuDseries seeded at- Lincoln andNorth Plotte Nebr and at St Poul Ivlinn ThedJta from 10 nurseries axe averaged The SllUt trot developed in the Logan utah nursery was caused entirely by the so-called dworf bunt orgOroniso and therefore the infection pcrcQntltgcs ore not included in the averages for other stationsThe nurseries included vorioties that hud shown resistw1ce in previous years and Igtromsing nm7strJins supplied by sevotal of the cooperat ing stat ions

Inoculuo for nost stations inS obtained fron the previous years IfUrsery at that stationby selecting bunted heads poundroD all infected vriGtics end froD collections DQrle froD faroersfields in the State where the test was made For the IvWiliatGan eXperioent the inoculum laS acomposite of racos knovm to be present in Kansas For the Kearneysville and Beltsville teststhe seed was inoculated with a cotlposite Dade 1lp of inoculum frOD all of the other nurseriesClean seed vms planted in the Logon nursery Q1d infection resulted fron the soil bormc organisn

The vurieties axe listed in order of the avertge infection at the 10 stations Thesemiddotaverages ranged fron 01 to 671 percent The average infections for SODe standard varietieslere as follows Ridit 20 Relief 26 Hussor 32 Minturki 91 Yoga 95 Nebred 103ond Oro 172 Of the susceptible check varieties Kh1Xkof had an average iIlfcction of 360 Cheyenne 39bull0 Quiviro 518 and Chiefkwl1 671 TJO hybrid strains hnd averogo infectionslovler than Ridit These were Oro x Turkey-FlorQamp1Ce (F9) and Hussar x Kmred (CbullI 11989) Fourselections fron the cross Hope x Turkey 1069 bad aver~ges 10Ter tlDJ1 the porelit varietyTurkey 1069 (CI 10016)

At the bottom of the table are shovm the average infections by stations rhe heaviestinfections with inoculum other than the dwarf bunt vmre obtained at Bozeman Ivlont Fort CollinsColo and lviurJbattan IWns A study of the lbnhattan Akron Fort Collins ond Bozemun dda gives some indication that different races mltJY be present ot these stations The behavior of thevarieties at Logon is of interest in thlt some of those eorrring rOpoundistance to the races presentin the Plains are also resistant to the dvrnrf bunt present at Logon In other cases strains trot

are quite susceptible on the Ploins see~ to be ~oderotely resistent ot Logon

Longtine averages are shovlD for vorieties gr~m for more trAT) one ye~bull For the period1932-41 Turkey 1069 (CI 10016) Nebred ond Hussor hcvo the 10middote st avero~es For the 3--yeorperiod 1939-41Hope x HussCX (C~I1l834J Relief 2nd Hepe x Turkey 1069 ~CI 11964) hmiddotweshmm the nost resistance Severol of the vcrieties trot mve beon highly resisttnt in thesetests and are othervlise agrononica11y desiroble axe being tested llith individ1U11 races tht havebeen identified in all of the wheot grovling areaS

bull j

i

86

j 1O~106101

7middot96

middot_----~----------------~~-~-~------~--------------------

rI

55

UNIFOBlvI WINTER vrnm RUST NURSERUS

In t~bles 25 ~~ 26 ore presented dQto qn severity of le~f~rust md s~g~~~t infection

on the 30 voxieties qf winter vThed grown Ll rust obss~tion nurseries t~ltgQgheIJ~ tho oountry

in 1941 These nurseries Jre LUintained froD yeor to yecr ~s part of n J1Jert ~elQUrQh progrno

corried on Ll coopcrotion ui th agronorUsts and patll010gists erployed in the ~evoru Stdes CODshy

cerned Lcter t 0 cooplete report of these nurseTies ui11 be issued 8c1d th9 rust percotCges my

not agree ent irel rlth those presented here since the clto sItovm in this less de~oilecl raport

include only figures for the severity)f infection

Differentiol dato for leed-rust hlfection -rare obtdneclfor the vcriotips ot 20 stotHJlS

(toble 25) In cnlcul~ting the over~get Q trace (T) ~ns considered2s equal to O Aoong the

seuihJrd whects Hope x Russlr (CI middot11682) Hope x Konvde (CI 11959)~ ~lcl Red Rock x BGpe

(C o 11821) Ind the lC)VTest ovemge infoctions Of the lnrd VIhBats IIt-uqui110 x Oro (CI 11979

and CI 11851) t Hope x Cheyenne (CI 11969) a1d tavrvnle x Tenrnorq (CI 11956) had averoges

less thaR 20 percent In the snme tests susceptible voriotieshad aver~ge infections of from

60 to 715 percent

Stem~rust readings showing differential reaction wore raported from 13 stations (table

26) Among the hard wheats the mosb pronoun~ed resistancQ vJUsmiddot shovm byHopb x CheyOJlIle (CI

11969) Hope x Turkey (CI 11964) Mnrguillo X Oro (C~I 11979 Cw1d CI 11851) t ond R-044shy

Minturki x lVJinturki (CI 12022) Of the semihard mGQts Hope x Knvrvole (CI 11959) and Hope x

HusstX (CI 11682) md low nveroge infections

Toblc 25 _Severity of 1e1 rust infection on ninter nheQt vQrieties gravm in the Uniform Rust Observation Nurseries in 1941

VGriety or cross

~

5355 302 50T+ 25

15 305 15

1 70T 501 65T50T 35T+ 10

T 301 50

1 65T+ QOT 5o 10o 1 T 25

0 25T+ 30

T+ 30T+ 45

433131054 4128

30 13313~3

806570

70 36765 11975 56770 46460 24460 26140 180middot25 15835 15465 21865 190

170 261

80 63 080 71535 35880 64910-63 390Q5 8HO t9 010 t5a I1099 OJ

15 117 m15 124 I

65 245

B565

100100

6520202540202515

46 SO10 50609025 5T 10T 70

2S 1525 lt1585 6040 80

T 255 40T 25T 255 Z5T 25T 10T 20

251015

TTT

20355

2010

15203030

52020

101010

1

30 25 80 - 9025 60 80 9015 5 80 8020 65 80 9020 -40 60-8Sshy20 85 90 10030 40 60 9010 T 25 10

1 T 20 105 T 10 20I T 10 20

T 10 40

70502060eo6070101015

510

753075

55

10

106080704030401510102015

9595809595959020

5Q

5070

7010100102010

100100100100middot

75202020

T55

20

30506030104020

TTT13

503080TTT

75 5060 7060 540 8070 middotmiddotmiddotmiddot6065 9085 4040 T

3 23 2

25 T20 20

25351575T5

JO30504040252020

55

103

9090gt9595Sfr80857570657030

8585

51060G5

8090

70207580556570551095

2525402510

TToo

oT

402585-~

T

-

85100

254065shy6525

5T

3T

10

3525middot9590

52525TT

105T

759510

10085

10075

5252

15

5060

100TTT

35

2525

325

3T2T

3

225615

115

5

)5252010

5352middotJ

515204025

60 7560 9510 545 10000 100Z09015 20

5 55 T

30 T3 T5 T

355

75T5T

7590306585-85452010101550

1530

57

1055

-0ooo1+

607075551045

51020656065

40755580755520

3551

20

T122

5211T

502510

253010152510

51TTE+5

TTT5

51020TTT

152025101510101515201015

50754050404020

T

fSoit Bed ~hignn Amb er 5620 751 TiUIllbu11 5657 80~~tDcnton 8265 50ti bullbull M(3Jster 6471 90

~tmiddotgtoiit~~~ioncon ~f~ ~gampi Purdue no 1 11380 80r~WijDas1i 11384 60t middotEUitzsel x Hungarian 11849 50~Fultzseh x HungaXion 11850 45~rbulll ~tz sel x HuDgorian120l7 30)middotFultzsel xTJWIlbull 12018 40

~H~eHt~=Redmiddot 4843 50~l Kawvale 8180 ~ 35 I~nt~~i 6155 50I Hope~Hussor 11682 20 HQpc~ KuwvrUltl 11959 20

Red~o~k x Hope 11821 35

atI~ ~ep7 51 A6 I~liiiiibda J 50 Tcnmarq 6936 65

Kharkof 1442 75Mala~of 4898 80Comanche 11673 40

I Pawnee 11669 30 Kawvale x Terimarq 11956 35

Marquil10 x Oro 11851 50Marquil10 x Oro 11979 30HOpe x Turkey 1069 11961 25Hope x Cheyenne 11969 20E-41oMinturkix Minturki lAJ22 70

~ -l

=_---~------------ ~----------------_ --~~~_-~~~

Table 26 - Severity of stem rust infection on winter wheat varieties grom in the Uniform Rust Observation Nurseries

11lJ~J

in 1941

----[AverC1ge for I13

stations I

I519467500515492538 j488566 1

558 CJl591 -J

535 I-

535 j

467 j

290 219 i

5-919 ~

318

18320028828513818613~8

4429220511

1

)

--~---

30 100 75 T- 30 100 65 65 20 65 2035 100 80 T 20 lOO 65 60 15 65 1530 100 80 T 20 100 65 70 15 65 3035 95 85 5 20 lOU 65 70 15 65 3540 100 70 5 25 100 65 70 20 65 545 100 80 5 40 100 40 80 25 60 3545 85 80 20 20 100 60 70 20 60 1550 85 86 10 30 100 65 80 20 80 4040 90 80 20 30 100 65 80 20 70 5050 100 88 40 40 100 65 70 10 80 5035 100 90 10 40 100 65 60 10 70 4555 90 85 5 WO 80 60 5 70 40

10 75 90 25 FO 65 60 5 65 T10 90 40 10 15 90 20 15 2 25 25

5 20 60 T 15 80 15 20 5 10 10T+ 10 T 0 25 5 10 1 T 20

15 T T+ a 5 5 T T 0 T T10 60 0 20 lOO 25 45 15 25 -10 3 25 10 20 90 5 -~ 15 T T20 10 25 0 15 75 20 10 15 T T25 - 15 55 0 30 100 25 20 15 l 10

5 20 60 T_ 20 100 25 25 25 T 1020 T 20 0 15 80 5 T 5 T T20 5 45 0 15 90 10 15 5 2 T15 5 10 0 15 90 10 T 3 1 520 5 5 D 5 T 5 3 T T10 T 1 0 5 10 T T 2 T T

5 5 0 0 10 5 T 1 T T5 0 T 0 0 T T T 2 T T

30 0 2 0 10 T 5 2- -T T

0 e IMchigan Amber 5620 40 65Trumbull 5657 2 50Denton 8265 10 65Fulcaster 6471 15 65Ivioditerranoan 3332 5 70Minhurdi 5149 10 80Purdue No 1 11380 10 50Wobash 11384 25 65Fultzselection x Hungarian 11849 20 60Ful tz selection x Hungarian 11850 15 60Fultz selGetion x Hungarian 12017 10 6~

FultzsGlection x Trumbull 12018 2 50SBmihard Red

HUssar 4843 T 65Kawvolc 8180 T 35Minturki 6155 T+ 45HOPe x Hussar 11682 T T

HoPe x Kawvolc 11959 0 TRed Rock x Hope 11821 T 50

Hard HedtKnnred 5146 0 60TeIlll18rq 6936 T 70Khurkof 1112 T+ 75Molukof 1898 T 80Comanche 11G73 T 35Pownoo 116G9 T+ 35rowvule x Tonmorq 11956 0 25M1rquillo x Oro 11851 T 10M1rqui110 x Oro 11979 T 10Hope x Turkey 11964 0 THope x Cheyenne 11969 0 TH-44-Minturki x Minturldl 12022 0 T

Is ft R d

Variety or cross

Ii

~bull~bullbullbullmiddotbull1

~ ~

J

-~

rmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddot

~

ft

- 3$~

~able 19 - (Continued)

37~0 4

380 3

364 5

318 63~0 8middotmiddotmiddotmiddot314 12

341 7[327 9

325 10 J~

I3h4 middotmiddot12 3]5 n

~$~7 15

In1 17

29~4 14 ~

a74 16J

267 18

227 20237 1degJ

53509493491 479473-15244-7middot146433j27126middot12139939638$ 3943793793723563-123263r630~228~8

2712622Lh8Z4~7

6359~Z61616158~1606061i~6661605860585558506157564658605658

5334

3924

5051

294

5316fI8~i18

4045

2054tJ831393025Ii211129133155deg50

50495149494850

51SO50

4917

~I S1

564$ 16middotmiddot48lt53

48194948lt1617501545

15 14middotmiddot 12

1614

14gt 11 15

-131415

16 17 J510ismiddotmiddotmiddot13ltlEl13

~i~JP middott6middotmiddot17lt16 lt16-i5 ii

1$16

11 14

512

8109

11 Smiddot1014

1312

102

88

-129

14middotio

J2la

15 913 11

Alt

1514

1195211972121051210312104116691197412102121061199211956121011184411973

88561195011673119981196411823n87011871

625114-12

11975middot1197610094120001107711868

__n~_~2r l~~~j~~tlL6Igtilg Ib~ fgd]~Jvnyln6hcs) (EOrccnt) (ol1nds~-l-ri-~~u-shols) -----i

I

~ ltlO~l 2 i 405 1 i

standai-d error of a difference hetwe~n the mean yields of-any two varfetios - 19Zbushels---middot

~---~-------- --------~

Table IS - (Continuod)

- 3D -

Table 18 - (Continued)

276 7262 926-1 8

239 11243 1022-6 12215 13211 15215 13207 16182 -20205 17W6 18184 19

25 2) 43 5 52526 25 42 40 48527 25 42 60 47025 25 42 50 45224 25 43 5 44820 2Q 43 90 pound13bull726 25 middot14 25 t13~5-

23 21 41 50 13525 25 42 20 middot12~9

27 25 -11 5 middot2325 2lt1 39 10 U7

~ 26 26 42- 75 lt10322 2] 42 -50 38026 2$ 11 75 37625 2~ 43 50 37826

2~ t17 60 371

27 25 10 5 36325 25 44 80 36_025 ~ -13 5 31125 25 42 50 29~8

-26 25 45 80 297 28 2q -11 50 288

27 26 43 90 27526 26 39 60 26927 26 38 85 268

28 28 38 75 25729 28 -12 90 251

-ZS 26 12 80 24~1

27 26 39 80 21~1

10 IG 43 00 19(5

11950 1197411972121041199211952121031210611669119561196111999120001210111973li97011969121021210511673118411182311971119751197611977

14126251

1009lt1middot8856

----aJmiddotmiddotizcrogccr Survival D1e1r _ Rc)ight 1ecd rust cro

number Hoadcd Ii~1bullbullbullo L bull JLcld-----=-=--Lr-Fpcrc-6it 1f1y upo -h n--ch-os--Ircontj (BUSh91s)-J~~----I-

10090

100769391908396

10086

96100

98$8

10088806577

~ 8580

100 63

7677

10096

10098

Standard errorof a difference betw~en the mean yields o~ any twovaxieties - 536 bushels

41 _

Table 19 - (Continued)

Akron Colorado (Five plots)

12105 Way 26 23 545 lS212106 May 28 22 55~0 17111952 Wey27 21 565 14711972 Juno 3 19 57s 14711669 May 28 21 550 14111970 llfiav 29 23 500 139

88q6 May 26 22 560 13611971 lVlay 31 20 545 13511999 June 1 20 570middot 133118t1lf1 IYhy 31 22 565 13312103 Juno 2 20 560 13011S92 l~y 31 19 540 12612104 H~ 30 21 570 12510091 Juno 3 20 570 12512000 IVlay 2821 5middot15 12-4

6251 Juno 2 21 560 1l4n950 (ny 29 21 515 11Zl1S6l lihy 31 13 535 11212101 Juno 3 21 545 no11Sn Juno 2 21 535 10111823 Juno 3 20 540 S911875 lihy 27 IS 560 S112102 ltby 31 21 560 09

14-1 Juno 4 21 560 3911S60 Dune 3 13 550 C711S76 Juno 1 19 5middot10 G611673 ivhy 30 21 500 8511973 Juno 1 20 555 C2

I

11077 Juno 3 18 5middot~5 amp2

11956 Juno 3 10 =--i=5G5-r--~fiF--5=-3r__Stondord orroref Q difpoundororico betwoen bhomonn yioldsmiddotOf QIlJ two vC)riotios -Z09 0ushols

Seeded September 11 emergneSeptembor 17 1940)

I Height --jmiddotweight per=1~vCi~ampO9Cro-[1 C~Ic7llJ=lmib-=o=r----L --Datoh=o=ad=cd I ~ bushcl __-Z_~ __

(Inchos) bull (Pounds BusholS III

I

III

I

I

I

f

Table IS - (Continued

rorbCol~ins Colorodo1(Fjvoplots)

8

20

147

11181617

131012

85

1419

459503~

1734U415~

449

i

46-147547l4S9506459 433

- -- o---~-~- - - - ~--7-IA-V-QrccCtgc~Ocro-t Yield f

el no rDatQ-- - ~lield--1Avertlgc _1~lbii4~h~k=gt ~ush61s) ushels) 1

11(71 May 2D middotlD a GS3 567 1 Ii

llC70 llny 31 _ 52 O 640 523 311673 lvny 30 50 0583516 4 I12106 Iby 29 bull __ 51 a 570 111823 June 2 48 a 566 506 5li950 lviay 30 _ 49 a 560 54~ 2

- 12000 llilay 30 50 0 5601~105 May 28 j 53 0 5608$56 lvhy 27 52 7 557

11971 June 2 51 0556 12102 June 1 46 6 548 11973 lJby 31- 48 o 54311952 lvhy 29 49 18 537

-11975 lvby 30 48 0531iUi56 June 3 46 a 526i19n June 2 46 3 525~ii6S9 Fey 30- 48 deg 52111976 June 1 47 o 50611999 June 1 47 14 506il992 lJaiy 30 47 32 504

11811 June 2 48 18 lt199 12101 June 2 middot16 14 499 11-12 June lt1 48 32 182 6251 lvhy 31 48 1847411969 June 2 47 0middotmiddot lt17010middotj94 June 3 17 a 463

12103middot June 3 48 a 160 )1977 June 3 46 a 458

1196middot1 14ay 3C)middot 16 5 457 12101 iIay 30middot 19 0 MS

H bull i bull

StnnaDrd error of a diffcreiiCC ~otwccn thcmc(]l] yiqldOs of iinytvio voriotios =546 buShels

I

~

- 43-

Table 19 - (Continued)

scsperus ColorC1do(Tl1rce plats seeded September 27 1940)

Imiddot n~~rr ~~~l--=uigh ~

porRDnkbushel

I I ----- -~ ~ugust=- ltInches I POUoJds) ---

6251 10 4-1 63 618 509 2i llSn 10 ~ -12 63 5604 419 3

10091 8 l ~ 10 62 558middot B2 -0

ll673 middot12 62 539 514 1()

8856 5 J laquo 44 63 492 440 711974 9 42 62 475 443 4

12101 10 lt 44 64 474 12000 8 42 63 463 ~

12102 12 44 62 458--11823 10 lt13 60 456 400 1011976 12 40 62 lt156 442 5ll81fl 9 44 63 451 408 911972 8 flO 62 4t 472 3ll950 6 n 02 -134 399 II

1112 9 42 62 428 388 1211973 8 41 63 123 370 17ll969 10 12 61 418 343 1911992 8 14 62 -11-7 11999 8 11 6lt1 -n7ll961 8 lt12 62 n~

ll669 7 f bull 38 63 107 378 1412104 12 44 62 10412105 11 44 62 404ll956 9 14 63 101 374 1512106 11 13 62 39611975 12 42 62 394 367 18ll952 3 40 64 377 310 2011977 10 38 61 357 374 1512103 12 44 62 M9ll970 11 45 62 329 388 12

bull Standard error of a difference between the IOOan yields 6f any tWQvaJieties = 768 bushels

f

I

Table 19 - (Continued)

1- ~

t ~ bull

o14

AIDos Iowa (Jiourplots)

10094 69 588 288 403 212101 26 E86 255 fl1442 34middotmiddotmiddotmiddot 528 247 366 7

11950middot 51middotmiddot 554 221 377 -511999 middotmiddot 45 588 22111844 51middot 578 220 356 1111971 1-3 556 220 424 111972 35middot ~ amp72 208 366 711956gt 55 590 201 364 912103--- sa 587 195 11952middotmiddot 66 588 170 390 412104 ~ 64bulllt middot585 16812000middot t 579 16211669 78 S~r4 16-1 391 311992 10 573 16111974- 61 543 160 369 612102 2~ 598 158

6251 78 579 155 346 1311973 54 586 155 354 1211823 li4 544 154 357 1011970 28 5704 114 342 1411673 60 563 139 33 1511964middot 51 579 1358856 18 581 119 328 16

12109 J 15 563 9511977middot 6Q amp0 2amp2 1811975middot 71lt 72 299

_ J 17-

11969 86 ---- 57 270 2012105 13~- -_ 4111976 _5 32 271 19 l_

~~~df~~e~~let-~en

Standard

the yields ororyy two~6rieties= 249 bushelsbull-

error mean

- 45 -

Table 19 - (Continued) L~col~ebraslm

(Five p1ots~ seeded acpt01~er 25 emerged September 30 1940)

9

8

13456

715

17

161814

11131012

227221232225

1965186207

32~5 280 21t7276 272

--~l~till~~r gtti~~ - ~f~1-ei~~0 vre~-~TICJlV~ Jlvera~~clf==1 ~~~~_l~rvival)le~~do~rmpeIreacti~zrl_ _ J bush~l- ~~el~~ 1940-~L ~~1k_1

Pc -ilij June 1L1) -Wosf Bu ~Bu- I11950 65 29q4 22 35 568 317 316 2 I

11992 6525 25 34 557 3098856 69 P 20 3 36 592middot 295

11956 66 2pc 26 2 32 57r 28011669 65 33lt 24 2 34 564 26811844 56 25 27 3 36 568 25811952 702~ 20 3 35 58824412102 5626 27 3 33 57 7 22112101 61 26 27 3 32 568 19411973 57~5 26 3 34 55~(j 19112000 51 43 25 3 33 55~4 18610094middotmiddotmiddot 84 Z6 26 3 32 543 17411964 56Z6 25 2 30 51-0 17111971 74 Zo 26 3 34 518 154 11972 60~7 27 3 32 518 15111673 57Z5 26 3 34 526 118

1142 76 Z7 c 28 3 34 550 itG11999 46Z7 28 3 31 539 14612104 44 Z5 28 3 32 amp-10 137

6251 69 ~rlmiddot 28 3 34 550 13511970 63Z6 26 3 37 510 13~iJ12103 middot16~7 27 3 30 539 13311823 51~7 28 3 31 17-2 13211969 - 52 Z7 27 1 32533 13611970 13 ~6 27 3 28 195 12312106 41 35 25 3 30 510 -110111975 29 (37 28 3 28 190 6612105 29 AS 28 332 510 6SllSn 39 29 28 3 2810 55 174 20

I 1197e~ __~~ 29 28 bull 3 2747~~_54 185 19__1

Standcud error of 8i differ9nc~bet~loenth9rmoan yieldsQany1-wbV1arieties 298 bushels

l 1 and 2 arc degrees of resistance 3 and middot1 degrees ofsliscoptitbility

f

46

J

109 10

106 1191 17

120 994 15

106 ll101 1393 1679 2090 IS96 14 G5 19

Ronk~-

i150 2 t141 4

I154 1

137 5147 3 I

130 6

128 7124 S

Table 19 (Cont inuod)

AlliOJlce NebraSka(Thiee plots

C~I

number

12102 80 JiinC3 21 610 21312101 88 Jime3 3() 625 206

1112 88 JuneS 27 610 1$911669 85 June 2 20 605 lSS11972 83 JJine 3 19 615 lS712103 gO JUlle2 20 600middot 18~9

6251 75 JUIle2 23 620 bull lS~311973 87 JUiEl 2 19 615 lS111673 85 June 2 21 610 IS )12105 60 J~l 23 605 17910094 97 Juil3 4 18 615 18-511844 90 Jun13 1 20 EiOO 15~912104 middot83 JUfl92 20 595 15712106 $3 JL1Q 1 22 590 1511992 S1 Junel 21 56~0 15311964 160 June 2 19 580 119

8856 83 Yay30 20 590 13411999 88 Juile 2 17 600 13312000 ll8 JUIioZ IS 595 13311950 87 JU1Q 2 17 570 12middot2U969 90 Juno2 17 590 117nS74 88 Junel 18 580 ll6ll91 92 June 2 17 575 ll211952 M Juno 2 16 58middot0 1071+823 87 June~l 18 580 10311970 OS June 2 18 610 9911979 68 Junc2 19 585 8611975 15 Juno 2 21 585 B911906 ~3 JUne 2 17 575 061197 78 Juno 3 19 600 84

Standard error of a diffcrcnCebetwoonthe moan yi~lds of ~ly twovarieti~~ = 389 bushels

iL-s

- 47-

STANDARD EBROBS

Standard errors were calculated for each station as outlined on page 21 of this report

In table 20 will be found the number of plots t average yields and standard errorS for the unishy

form nursery grown at each of the 12 stations~

9-411512

7middot63575

132227237145

187321335205

265453474290

696 492 348 891

369 301 213 719656 5~36 379 1057

331 209 148 1279864 546 386 7329 Ll0 7~68 543 1228

353 249 176 1101

1 73 298 211 1234188 399 282 19~25

---_

Imiddot -l__Stl1daril er OJ opound a ---_== iSbgle~DifferOJ1Ce ~l 1

I plot between oeDLlS lfuSlio-rs=~rcenr

(Bu~hols BUshcs Ij

ITexns

Denton 4 1403Chillicothe 4 1501Bushland ~Irrig~ted) 4 3105Bushland Dry) 4 252i

OklahomaWoodward 4 3904

hJsosIvbnbnt t an 3 2964hys 3 3585

ColoradoAkron 5 1157Fort Collins 5 5270Hesperus 3 4416

IowaAmes 4 1599

NebraSkaLincoln 5 1710Alliance 3 1465

Table 20 - Nwnb)r of plots averGge yield and standard errors for the uniform yield nurseryat each coopmting station in 1941

NUmber -+---XVerageStation of yield of

~lots vDrietiesbushels)

SUIJlifLBY OF NUBSERY YIKLDS

The yields of the 30 varieties of winter wheat groW1l at 12 stations (13 nursories) are

sWllIIlnrized in table 21 whore ~he varieties are listed in order of the 13-nursory average yield

These avemgcs arc of int erost only insofar 1sthey shaw the generai adoptat ion of the vcriety

A more detaile~ study is possible i as the vcrieties also have been Dvercged and ranked by Stotes

Pmmee hDd the highest aVerage yield in 1941 rhis v2riety rankod first in ~exns ol1d

f Nebr1ska sixth in Oklahoma and Kansast f()(rteenth in Iowa ord seventeenth in Colorodo In 1940

Pmmee ranked second in the nursery and again made its poorest record h Coloiiado Cheyenne x

Tenmarq (CI 11972) rnnkcd second ~~ing its best record in K~s~s ~his strain ~id the highest

average yield in 1940 Li third place WC1S KalTv2Je x TOl~rq (cr 11950) a wheat that ros been

high in yield for sc)voral years in spite of a tendency to shcttor under certain conditions

KamiddotNalO x Tenmarq (CI 11992) rOJked fourth culd KDxNnle x ~e1llIDrq (Cel 11956) fifth ~he avo

rage yields of the four leading varieti~s differed vGry little It should be lintcd out that

tho first tlOlve vorioties had ~oxmrq as one parent In this sune group four varieties rod

KmNale os one Drent DLid i~1 three cases CheYOJu1e laS used in the ClOss Eighteen hyblid strnini

rI

IrImiddot

I

bullI I -- per acre Iz IN1rm Iemiddot Iowa eP~1rP CoIOrte1o pound ~

ii C~I I lIuh- 1 I I I I I I 1 ~ I I I J 13 I=~ i 1Cldl-1 1IIiu1 1aIIilble- JIBIIIlIOOl1-middot~ 1AIlbmkl ill8$iLi_ AlU-A~ BamkJori aAllnDdleit- Ae-JIaak1 I S~ 1 u- DIF (rnc~ -- rampampel 0middot I colin aileerace middotJCol- i tPenalftCllI lut1eot1IenAllid)_ I ~ bull I bull 0 I I bull UD I Imiddot I

I

III

Jampbull

I -

iftliaart errOl o~ bull _ (1IuIIelII) 132 227 1115 2- 096 21 3079 211 1middot16 211 2~12 116 86 1118 5middot1l 228 0 080 J I Is~ error ~ bull _ (~) 91l1 1512 515 16 5005 1middot91 11910middot51 639 1101 12- 19025 nll 132 1219 ~2I 6JJ 11l II I

- 49-

ronked obovc Faxly Blockhull ond 21 nere obove Blackhull OCld Nebred Again the Hope crosses

failed to give good yields as Hope x Tuxkey 1069 rmkcd cightcenth Hope x Cheyenne twenty-fifth

Qlld KlJlred x Hope tVlCllty-ninth In the 1941 nuxsory three strains had [werage yields lamr thDn _

Khnrkofchock

Tvrenty varieties have beon grovm iE the nuxscry for the 2-yccr period 19middot10-1941 Clt 11

stations vlith 12 nuxseries These dnta are presented in tob~e 22 lhcre the yields are avoraged

by States and the vC1rietics are listed in order of yield at all statiolS Cheyclmo x Tel1m~tq

(C I 11972) bad the highest avercge yield being consistontly high at 011 sttions excGIJt in

IO7au1d l~ebrcsko uhere wintorkilling wos heavy KavJValo x Tenmarc (Cl 11950) roikcd second

and PmJnee third These tvro strains had consistentB performuncos except trot Pavmee roc1ked fifshy

teenth in Colomdo Kawvale x TC11lIlurq (Cl 11956) ro1ked fourth COlIiltlIlChe shth 1hrly Blachshy

hull tenth and Black~u11 tvmlfth Nebred and warkof hnd avcroges considerobly lovlOr tlmn the

earlier vcxieti0s Etrly Blockhull x TollJDXq (CI 11952) hod 01 IverG-go yield considerably

higher Uwn Fcrly Blackhull In spite of tl-Je viintcrkilling ct the more northern stations grom1g

nurserios in 1941 tho oorly lalf-rustresistCJ1tvcrioties rlgcin rere at the top of tho list

for yield

Dato for c1klXocters other than yield cxe Qvorcged and presented in table 23 Since all

stations did not report the same datathe number of stations entering the averages is shawn at

the top of each column

Winter survival data show Nebred to be the most hardy variety in the nursery TvJO KltUlrea

Hard Federotion x Tenmarq strains (CI 12105 amp1d 12106) proved to be rather tender The rest o~

the varioties lu1d survivoJsthnt variod aver a I11frOVl rongo bull

Farly Blocld1ull is still the earliest vorioty in the nuxseryAt cleven sktions ipound 1VG-o

raged two days oarlier in headbg tlJDn Ebrly Bladldlull x TenmGrq (cr 11952) and three days

earlier than ChcyoTJ1Je x Thrly Blockhull (Cl 12000) Sevoetecn hybrids in the nuxsery rod rnv~

rage dates of he1ding e1Tlier thlt-n Block1mll ~Xkof ws the latest V1rilttty in thG lIllrSor

This gives a clear picture of the empmsis being ploced on cCXly vrheats in thoarea Ripening

datcs bring out about the same differences Qlthough the sprood is not so grect

Height measurements vcre reportod from all except one nursery and the averages showed

KltmredJhrd FederCtion x MiIlJmrdi-Mintuxki (CI 11970) to be the tallest and Hope x Turkey 1069

(Cl 11964) the sholtest athel vaIieties shOUwd very little differcl1CQ in averag0 height

Lodging data were reported from four st~tions )J1d indicated some differencesmiddot ~he weak0si

strawed vrieties were l31ockhu11 E1rly Black1lull and CheyeIlile x ]1rly Blcckbull (Cl 12000)

The IGastlodgir~was reported for Nebrad Ivbrtin x TOJ1PlOrq3 (CI 11823) and BltLckhull x Ten

marq (CI 12102)~

--

faltb ~ -~ of Bence Fie14 of ZO wbhr whea YUieU cr- ill _Uelll Fie14 _erie bull U aUon in lla 1l8I4red riDur whea 1eC10nbull 1~1

a I t llpllle1 pH Ia I I Jtpe Pr I Japmiddotu COXon4lp I Ina f - 1tratIla ~I bull I I IJlaU-Illpell-l I I I I I I I I I I I I I I I I I 2 I

1 t 8Iie7 or I 01 IDa- 101l11l-1 1Ul41 1a1llAn- lBultI1J~III lAy I Ihr I Ay i a I Ir IAlA-IAy I I- Ia I _811 on I cohe(IlIi+(Drr 1l8p I - IftIlll 1lIuIk1~I_1 daDk 1001- 1p8n81 ZIJaIi-IJIaDJt I aohle I r-BaDkIUle Ia I I _4118114) I I I I I I 11M I I I I I I I I I

IIq~n z 8uaIq 1172 ~1 205 29 11 232 3 40 1 ~9 32~ 31tmiddotl 3 506 ~12 1Ns9 3 ]66 7 221 15 I bull 312 IlKarial i arq 1150 2O1a 151 281 19middot1 20 bull 31t l 1 352 386 1 ~~ 9 ~7middot2 5 middot7 5 llmiddot 10 211 t 30 I11_bull 11669 25middot~ 21 32middot0 lbullL2~5 I 31middot0 _o~ 29bull9 311 ~

3Tbull1S 19 ~ -~~l ~ 271 ll~ ~1_ I

llawnJOZ aDUlq 1156 21middot ll ~1 16 235 2 36~ 5 31middot3 30 ~lis ~~ ~3~2 13 280 bull 9 i

llured-IIuIlJe48laUonz8uaIq 11971a 2115 162 middot3 162 203 10 38middot0 3 2 ) 561~ 50middot5 2 369 6 2001 120 16 13 291 IIaouoie 11673 252 21middot3 236 16 217 ~ ~7 9 350 29 5 bull ~-6 5~515 1 5 1 22 l~O 1S1 12 29 IllallJ B181llt1ml1 Z auaJq

~=281 176 23middot1 15middot5 211 6 1 2 3S~ 31middot1 2 7~5 ~o ~ 19 0 272 106 I 7 291 I

lIaIlIet Z Blackmll ZO 11 269 169 206 9 JIJbullbull 6 1lmiddot7 ~ 210 lis 7 10 356 11 276 12 ZO~O ~ 212 I I

IO~lIIIile Z aazq 11~U 19middot 21 290 15middot0 21~2 5 ~o bull 6 276 30middot6 7 ~ ~0~7 11 35~ 12 2 1~bullJ 5 bullbull1 I~1ulJBlacldml1 IS 25middot2 18 1middot5 11 1middot3 12 llmiddot~ 12 6 1~ 260 12 ~9 0 ~o 9 32middotmiddot16 32middot5 lG217 1 269 I

1~1Di ellMIq 1112 middot215 181 26 lla ZO2 11 32middot5 io 261 226 2~1 11a ~6 400 ~5 bull t 7 10~~

1011~bullbull 16 265 I Blokml1 6251 21 llal 21 10 17~ 15 2S1 15 211 ZO5 2~ 15 ~ 509 ~7middot1 ~6 l 17 11 26 Iilaprell-llull JederaUonz II1Ilha141- IIi lIiDUrId 11970 196 10 211a 12 11 l ll 12 26bull 262 26 11 52 l Zf-l li 1~ 206 l 120 ~~

260 IIJ~_ a011iDe eleoUon 119n 182 12 22- 5 156 19 31middot5 11 ~bullbull middot215 25middot71

~~ 1 ~ 1 221 1 1 260 1Ie_et 1~ 221 102 21a6 10 169 17 - 267 18 2 186 218 19 ~t ~~6-11 110 2 2~2 128 18 11 ~~ lliope Z alureilD 1~~ 25 1~2 290 17middot0 20~ 7 27 19 27 26~ 27110 1a52 ~ ~ 18 27~0 20 18 1 1 18 7 IlliieIkof 13middot0 111 2 1~ 15 20 271 i7 27middot2 12 227 11 ~7 31 1 1~ 36middot6 7 225 150 11 bull 2~ IlIaDJoe4 Z Iope-Bar4 JeIlerUOD 1115 2middot3 12 2lJ 106 170 16 29~ 1~ 260 21~ 2middotZ 16 ~7~1 ~7 1 15 ~9 l1 12 0 li ~7 23middot I1bDie4 z IIope 11976 212 11middot7 250 12middot5 17middot6 lla 27middot~ 16 25middot7 215 2 17 la 2 ~s 12 27middot1 19 18~ 1~9 12 1 2 IICClllp01Ul4 orobullbull 11971 1~9 11 26 16 15 18 22middot7 20 20 207 20 20 1 3l~ rlmiddot 20 212 18 11 5 10 20 21_ II l-

~I

-

Leai rust

Varieties roving

- 52 -

reodings were reported rom five und stem rust reodings from twomiddot stotions

low re~ngs for both diseosos were Jomiddotllee KvlVole x T~qmiddot(CI 1195Gi)

Hope xT~key 1069 (CI~ 11964) Hope xChcy~rme(C~I~ 11969) und KovNQle xT~1IllQrq (9I

11992)

Kernel plump~Ss data were2e]orted from two statio~ aha these havegtbeen averaged and

DATA mOM TREDlSEASE mmsmus

Bmfr NUElSmY

For convenience tho doto from tho vniform Iilinter nhcot bunt nUsery ore includod in this

report Tl10se dnto (table 24)Tore ~ecurec1in cOQpcr~tion with AgroiJqmist s O)ld Potllologists

working in the area

j

f

1

- 53

UNITED STAT1S D]PAaTMENT OF llGRICULTURE

Bureau of Plant IndllStry

SUMiYIbEX OF THE GBElu PLAINSmiddotUN1FOBM WIhrm~ BUNT NUESmY 1941

By HI A Rodenhiser Pathologist and K S Quisenberry AgronomishWheat Investigations TIivision of Cereal Crops and Diseases

The uniform winter wheat bunt nUrsery for tho Great Plains area wos continued in 1941 inthe same manner as in previous yeaxs This report presents 0 sumnnry of the d1toobtoined in1941 together vlith lbhe averages formiddot the vaxietliies grown dUring different periods from 1932 to1941bull

In the fall of 1940 50 varieties and stroins of uinter wheot were SOVl1l in duplicotC8-foot r01S ot- ten stotions in the GrCtJt Ploins and ot BozemaJ1 1bnt KecrneysvilleW VoBeltsvill e M4 and Logan Utah BeCouse of unfovor2blc environracntalcolldit ions for bunt Jonshyfaction or subsequent plont grovrth no cL-m VlOre obtolned in the nuDseries seeded at- Lincoln andNorth Plotte Nebr and at St Poul Ivlinn ThedJta from 10 nurseries axe averaged The SllUt trot developed in the Logan utah nursery was caused entirely by the so-called dworf bunt orgOroniso and therefore the infection pcrcQntltgcs ore not included in the averages for other stationsThe nurseries included vorioties that hud shown resistw1ce in previous years and Igtromsing nm7strJins supplied by sevotal of the cooperat ing stat ions

Inoculuo for nost stations inS obtained fron the previous years IfUrsery at that stationby selecting bunted heads poundroD all infected vriGtics end froD collections DQrle froD faroersfields in the State where the test was made For the IvWiliatGan eXperioent the inoculum laS acomposite of racos knovm to be present in Kansas For the Kearneysville and Beltsville teststhe seed was inoculated with a cotlposite Dade 1lp of inoculum frOD all of the other nurseriesClean seed vms planted in the Logon nursery Q1d infection resulted fron the soil bormc organisn

The vurieties axe listed in order of the avertge infection at the 10 stations Thesemiddotaverages ranged fron 01 to 671 percent The average infections for SODe standard varietieslere as follows Ridit 20 Relief 26 Hussor 32 Minturki 91 Yoga 95 Nebred 103ond Oro 172 Of the susceptible check varieties Kh1Xkof had an average iIlfcction of 360 Cheyenne 39bull0 Quiviro 518 and Chiefkwl1 671 TJO hybrid strains hnd averogo infectionslovler than Ridit These were Oro x Turkey-FlorQamp1Ce (F9) and Hussar x Kmred (CbullI 11989) Fourselections fron the cross Hope x Turkey 1069 bad aver~ges 10Ter tlDJ1 the porelit varietyTurkey 1069 (CI 10016)

At the bottom of the table are shovm the average infections by stations rhe heaviestinfections with inoculum other than the dwarf bunt vmre obtained at Bozeman Ivlont Fort CollinsColo and lviurJbattan IWns A study of the lbnhattan Akron Fort Collins ond Bozemun dda gives some indication that different races mltJY be present ot these stations The behavior of thevarieties at Logon is of interest in thlt some of those eorrring rOpoundistance to the races presentin the Plains are also resistant to the dvrnrf bunt present at Logon In other cases strains trot

are quite susceptible on the Ploins see~ to be ~oderotely resistent ot Logon

Longtine averages are shovlD for vorieties gr~m for more trAT) one ye~bull For the period1932-41 Turkey 1069 (CI 10016) Nebred ond Hussor hcvo the 10middote st avero~es For the 3--yeorperiod 1939-41Hope x HussCX (C~I1l834J Relief 2nd Hepe x Turkey 1069 ~CI 11964) hmiddotweshmm the nost resistance Severol of the vcrieties trot mve beon highly resisttnt in thesetests and are othervlise agrononica11y desiroble axe being tested llith individ1U11 races tht havebeen identified in all of the wheot grovling areaS

bull j

i

86

j 1O~106101

7middot96

middot_----~----------------~~-~-~------~--------------------

rI

55

UNIFOBlvI WINTER vrnm RUST NURSERUS

In t~bles 25 ~~ 26 ore presented dQto qn severity of le~f~rust md s~g~~~t infection

on the 30 voxieties qf winter vThed grown Ll rust obss~tion nurseries t~ltgQgheIJ~ tho oountry

in 1941 These nurseries Jre LUintained froD yeor to yecr ~s part of n J1Jert ~elQUrQh progrno

corried on Ll coopcrotion ui th agronorUsts and patll010gists erployed in the ~evoru Stdes CODshy

cerned Lcter t 0 cooplete report of these nurseTies ui11 be issued 8c1d th9 rust percotCges my

not agree ent irel rlth those presented here since the clto sItovm in this less de~oilecl raport

include only figures for the severity)f infection

Differentiol dato for leed-rust hlfection -rare obtdneclfor the vcriotips ot 20 stotHJlS

(toble 25) In cnlcul~ting the over~get Q trace (T) ~ns considered2s equal to O Aoong the

seuihJrd whects Hope x Russlr (CI middot11682) Hope x Konvde (CI 11959)~ ~lcl Red Rock x BGpe

(C o 11821) Ind the lC)VTest ovemge infoctions Of the lnrd VIhBats IIt-uqui110 x Oro (CI 11979

and CI 11851) t Hope x Cheyenne (CI 11969) a1d tavrvnle x Tenrnorq (CI 11956) had averoges

less thaR 20 percent In the snme tests susceptible voriotieshad aver~ge infections of from

60 to 715 percent

Stem~rust readings showing differential reaction wore raported from 13 stations (table

26) Among the hard wheats the mosb pronoun~ed resistancQ vJUsmiddot shovm byHopb x CheyOJlIle (CI

11969) Hope x Turkey (CI 11964) Mnrguillo X Oro (C~I 11979 Cw1d CI 11851) t ond R-044shy

Minturki x lVJinturki (CI 12022) Of the semihard mGQts Hope x Knvrvole (CI 11959) and Hope x

HusstX (CI 11682) md low nveroge infections

Toblc 25 _Severity of 1e1 rust infection on ninter nheQt vQrieties gravm in the Uniform Rust Observation Nurseries in 1941

VGriety or cross

~

5355 302 50T+ 25

15 305 15

1 70T 501 65T50T 35T+ 10

T 301 50

1 65T+ QOT 5o 10o 1 T 25

0 25T+ 30

T+ 30T+ 45

433131054 4128

30 13313~3

806570

70 36765 11975 56770 46460 24460 26140 180middot25 15835 15465 21865 190

170 261

80 63 080 71535 35880 64910-63 390Q5 8HO t9 010 t5a I1099 OJ

15 117 m15 124 I

65 245

B565

100100

6520202540202515

46 SO10 50609025 5T 10T 70

2S 1525 lt1585 6040 80

T 255 40T 25T 255 Z5T 25T 10T 20

251015

TTT

20355

2010

15203030

52020

101010

1

30 25 80 - 9025 60 80 9015 5 80 8020 65 80 9020 -40 60-8Sshy20 85 90 10030 40 60 9010 T 25 10

1 T 20 105 T 10 20I T 10 20

T 10 40

70502060eo6070101015

510

753075

55

10

106080704030401510102015

9595809595959020

5Q

5070

7010100102010

100100100100middot

75202020

T55

20

30506030104020

TTT13

503080TTT

75 5060 7060 540 8070 middotmiddotmiddotmiddot6065 9085 4040 T

3 23 2

25 T20 20

25351575T5

JO30504040252020

55

103

9090gt9595Sfr80857570657030

8585

51060G5

8090

70207580556570551095

2525402510

TToo

oT

402585-~

T

-

85100

254065shy6525

5T

3T

10

3525middot9590

52525TT

105T

759510

10085

10075

5252

15

5060

100TTT

35

2525

325

3T2T

3

225615

115

5

)5252010

5352middotJ

515204025

60 7560 9510 545 10000 100Z09015 20

5 55 T

30 T3 T5 T

355

75T5T

7590306585-85452010101550

1530

57

1055

-0ooo1+

607075551045

51020656065

40755580755520

3551

20

T122

5211T

502510

253010152510

51TTE+5

TTT5

51020TTT

152025101510101515201015

50754050404020

T

fSoit Bed ~hignn Amb er 5620 751 TiUIllbu11 5657 80~~tDcnton 8265 50ti bullbull M(3Jster 6471 90

~tmiddotgtoiit~~~ioncon ~f~ ~gampi Purdue no 1 11380 80r~WijDas1i 11384 60t middotEUitzsel x Hungarian 11849 50~Fultzseh x HungaXion 11850 45~rbulll ~tz sel x HuDgorian120l7 30)middotFultzsel xTJWIlbull 12018 40

~H~eHt~=Redmiddot 4843 50~l Kawvale 8180 ~ 35 I~nt~~i 6155 50I Hope~Hussor 11682 20 HQpc~ KuwvrUltl 11959 20

Red~o~k x Hope 11821 35

atI~ ~ep7 51 A6 I~liiiiibda J 50 Tcnmarq 6936 65

Kharkof 1442 75Mala~of 4898 80Comanche 11673 40

I Pawnee 11669 30 Kawvale x Terimarq 11956 35

Marquil10 x Oro 11851 50Marquil10 x Oro 11979 30HOpe x Turkey 1069 11961 25Hope x Cheyenne 11969 20E-41oMinturkix Minturki lAJ22 70

~ -l

=_---~------------ ~----------------_ --~~~_-~~~

Table 26 - Severity of stem rust infection on winter wheat varieties grom in the Uniform Rust Observation Nurseries

11lJ~J

in 1941

----[AverC1ge for I13

stations I

I519467500515492538 j488566 1

558 CJl591 -J

535 I-

535 j

467 j

290 219 i

5-919 ~

318

18320028828513818613~8

4429220511

1

)

--~---

30 100 75 T- 30 100 65 65 20 65 2035 100 80 T 20 lOO 65 60 15 65 1530 100 80 T 20 100 65 70 15 65 3035 95 85 5 20 lOU 65 70 15 65 3540 100 70 5 25 100 65 70 20 65 545 100 80 5 40 100 40 80 25 60 3545 85 80 20 20 100 60 70 20 60 1550 85 86 10 30 100 65 80 20 80 4040 90 80 20 30 100 65 80 20 70 5050 100 88 40 40 100 65 70 10 80 5035 100 90 10 40 100 65 60 10 70 4555 90 85 5 WO 80 60 5 70 40

10 75 90 25 FO 65 60 5 65 T10 90 40 10 15 90 20 15 2 25 25

5 20 60 T 15 80 15 20 5 10 10T+ 10 T 0 25 5 10 1 T 20

15 T T+ a 5 5 T T 0 T T10 60 0 20 lOO 25 45 15 25 -10 3 25 10 20 90 5 -~ 15 T T20 10 25 0 15 75 20 10 15 T T25 - 15 55 0 30 100 25 20 15 l 10

5 20 60 T_ 20 100 25 25 25 T 1020 T 20 0 15 80 5 T 5 T T20 5 45 0 15 90 10 15 5 2 T15 5 10 0 15 90 10 T 3 1 520 5 5 D 5 T 5 3 T T10 T 1 0 5 10 T T 2 T T

5 5 0 0 10 5 T 1 T T5 0 T 0 0 T T T 2 T T

30 0 2 0 10 T 5 2- -T T

0 e IMchigan Amber 5620 40 65Trumbull 5657 2 50Denton 8265 10 65Fulcaster 6471 15 65Ivioditerranoan 3332 5 70Minhurdi 5149 10 80Purdue No 1 11380 10 50Wobash 11384 25 65Fultzselection x Hungarian 11849 20 60Ful tz selection x Hungarian 11850 15 60Fultz selGetion x Hungarian 12017 10 6~

FultzsGlection x Trumbull 12018 2 50SBmihard Red

HUssar 4843 T 65Kawvolc 8180 T 35Minturki 6155 T+ 45HOPe x Hussar 11682 T T

HoPe x Kawvolc 11959 0 TRed Rock x Hope 11821 T 50

Hard HedtKnnred 5146 0 60TeIlll18rq 6936 T 70Khurkof 1112 T+ 75Molukof 1898 T 80Comanche 11G73 T 35Pownoo 116G9 T+ 35rowvule x Tonmorq 11956 0 25M1rquillo x Oro 11851 T 10M1rqui110 x Oro 11979 T 10Hope x Turkey 11964 0 THope x Cheyenne 11969 0 TH-44-Minturki x Minturldl 12022 0 T

Is ft R d

Variety or cross

Ii

~bull~bullbullbullmiddotbull1

~ ~

J

-~

rmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddot

~

- 3$~

~able 19 - (Continued)

37~0 4

380 3

364 5

318 63~0 8middotmiddotmiddotmiddot314 12

341 7[327 9

325 10 J~

I3h4 middotmiddot12 3]5 n

~$~7 15

In1 17

29~4 14 ~

a74 16J

267 18

227 20237 1degJ

53509493491 479473-15244-7middot146433j27126middot12139939638$ 3943793793723563-123263r630~228~8

2712622Lh8Z4~7

6359~Z61616158~1606061i~6661605860585558506157564658605658

5334

3924

5051

294

5316fI8~i18

4045

2054tJ831393025Ii211129133155deg50

50495149494850

51SO50

4917

~I S1

564$ 16middotmiddot48lt53

48194948lt1617501545

15 14middotmiddot 12

1614

14gt 11 15

-131415

16 17 J510ismiddotmiddotmiddot13ltlEl13

~i~JP middott6middotmiddot17lt16 lt16-i5 ii

1$16

11 14

512

8109

11 Smiddot1014

1312

102

88

-129

14middotio

J2la

15 913 11

Alt

1514

1195211972121051210312104116691197412102121061199211956121011184411973

88561195011673119981196411823n87011871

625114-12

11975middot1197610094120001107711868

__n~_~2r l~~~j~~tlL6Igtilg Ib~ fgd]~Jvnyln6hcs) (EOrccnt) (ol1nds~-l-ri-~~u-shols) -----i

I

~ ltlO~l 2 i 405 1 i

standai-d error of a difference hetwe~n the mean yields of-any two varfetios - 19Zbushels---middot

~---~-------- --------~

Table IS - (Continuod)

- 3D -

Table 18 - (Continued)

276 7262 926-1 8

239 11243 1022-6 12215 13211 15215 13207 16182 -20205 17W6 18184 19

25 2) 43 5 52526 25 42 40 48527 25 42 60 47025 25 42 50 45224 25 43 5 44820 2Q 43 90 pound13bull726 25 middot14 25 t13~5-

23 21 41 50 13525 25 42 20 middot12~9

27 25 -11 5 middot2325 2lt1 39 10 U7

~ 26 26 42- 75 lt10322 2] 42 -50 38026 2$ 11 75 37625 2~ 43 50 37826

2~ t17 60 371

27 25 10 5 36325 25 44 80 36_025 ~ -13 5 31125 25 42 50 29~8

-26 25 45 80 297 28 2q -11 50 288

27 26 43 90 27526 26 39 60 26927 26 38 85 268

28 28 38 75 25729 28 -12 90 251

-ZS 26 12 80 24~1

27 26 39 80 21~1

10 IG 43 00 19(5

11950 1197411972121041199211952121031210611669119561196111999120001210111973li97011969121021210511673118411182311971119751197611977

14126251

1009lt1middot8856

----aJmiddotmiddotizcrogccr Survival D1e1r _ Rc)ight 1ecd rust cro

number Hoadcd Ii~1bullbullbullo L bull JLcld-----=-=--Lr-Fpcrc-6it 1f1y upo -h n--ch-os--Ircontj (BUSh91s)-J~~----I-

10090

100769391908396

10086

96100

98$8

10088806577

~ 8580

100 63

7677

10096

10098

Standard errorof a difference betw~en the mean yields o~ any twovaxieties - 536 bushels

41 _

Table 19 - (Continued)

Akron Colorado (Five plots)

12105 Way 26 23 545 lS212106 May 28 22 55~0 17111952 Wey27 21 565 14711972 Juno 3 19 57s 14711669 May 28 21 550 14111970 llfiav 29 23 500 139

88q6 May 26 22 560 13611971 lVlay 31 20 545 13511999 June 1 20 570middot 133118t1lf1 IYhy 31 22 565 13312103 Juno 2 20 560 13011S92 l~y 31 19 540 12612104 H~ 30 21 570 12510091 Juno 3 20 570 12512000 IVlay 2821 5middot15 12-4

6251 Juno 2 21 560 1l4n950 (ny 29 21 515 11Zl1S6l lihy 31 13 535 11212101 Juno 3 21 545 no11Sn Juno 2 21 535 10111823 Juno 3 20 540 S911875 lihy 27 IS 560 S112102 ltby 31 21 560 09

14-1 Juno 4 21 560 3911S60 Dune 3 13 550 C711S76 Juno 1 19 5middot10 G611673 ivhy 30 21 500 8511973 Juno 1 20 555 C2

I

11077 Juno 3 18 5middot~5 amp2

11956 Juno 3 10 =--i=5G5-r--~fiF--5=-3r__Stondord orroref Q difpoundororico betwoen bhomonn yioldsmiddotOf QIlJ two vC)riotios -Z09 0ushols

Seeded September 11 emergneSeptembor 17 1940)

I Height --jmiddotweight per=1~vCi~ampO9Cro-[1 C~Ic7llJ=lmib-=o=r----L --Datoh=o=ad=cd I ~ bushcl __-Z_~ __

(Inchos) bull (Pounds BusholS III

I

III

I

I

I

f

Table IS - (Continued

rorbCol~ins Colorodo1(Fjvoplots)

8

20

147

11181617

131012

85

1419

459503~

1734U415~

449

i

46-147547l4S9506459 433

- -- o---~-~- - - - ~--7-IA-V-QrccCtgc~Ocro-t Yield f

el no rDatQ-- - ~lield--1Avertlgc _1~lbii4~h~k=gt ~ush61s) ushels) 1

11(71 May 2D middotlD a GS3 567 1 Ii

llC70 llny 31 _ 52 O 640 523 311673 lvny 30 50 0583516 4 I12106 Iby 29 bull __ 51 a 570 111823 June 2 48 a 566 506 5li950 lviay 30 _ 49 a 560 54~ 2

- 12000 llilay 30 50 0 5601~105 May 28 j 53 0 5608$56 lvhy 27 52 7 557

11971 June 2 51 0556 12102 June 1 46 6 548 11973 lJby 31- 48 o 54311952 lvhy 29 49 18 537

-11975 lvby 30 48 0531iUi56 June 3 46 a 526i19n June 2 46 3 525~ii6S9 Fey 30- 48 deg 52111976 June 1 47 o 50611999 June 1 47 14 506il992 lJaiy 30 47 32 504

11811 June 2 48 18 lt199 12101 June 2 middot16 14 499 11-12 June lt1 48 32 182 6251 lvhy 31 48 1847411969 June 2 47 0middotmiddot lt17010middotj94 June 3 17 a 463

12103middot June 3 48 a 160 )1977 June 3 46 a 458

1196middot1 14ay 3C)middot 16 5 457 12101 iIay 30middot 19 0 MS

H bull i bull

StnnaDrd error of a diffcreiiCC ~otwccn thcmc(]l] yiqldOs of iinytvio voriotios =546 buShels

I

~

- 43-

Table 19 - (Continued)

scsperus ColorC1do(Tl1rce plats seeded September 27 1940)

Imiddot n~~rr ~~~l--=uigh ~

porRDnkbushel

I I ----- -~ ~ugust=- ltInches I POUoJds) ---

6251 10 4-1 63 618 509 2i llSn 10 ~ -12 63 5604 419 3

10091 8 l ~ 10 62 558middot B2 -0

ll673 middot12 62 539 514 1()

8856 5 J laquo 44 63 492 440 711974 9 42 62 475 443 4

12101 10 lt 44 64 474 12000 8 42 63 463 ~

12102 12 44 62 458--11823 10 lt13 60 456 400 1011976 12 40 62 lt156 442 5ll81fl 9 44 63 451 408 911972 8 flO 62 4t 472 3ll950 6 n 02 -134 399 II

1112 9 42 62 428 388 1211973 8 41 63 123 370 17ll969 10 12 61 418 343 1911992 8 14 62 -11-7 11999 8 11 6lt1 -n7ll961 8 lt12 62 n~

ll669 7 f bull 38 63 107 378 1412104 12 44 62 10412105 11 44 62 404ll956 9 14 63 101 374 1512106 11 13 62 39611975 12 42 62 394 367 18ll952 3 40 64 377 310 2011977 10 38 61 357 374 1512103 12 44 62 M9ll970 11 45 62 329 388 12

bull Standard error of a difference between the IOOan yields 6f any tWQvaJieties = 768 bushels

f

I

Table 19 - (Continued)

1- ~

t ~ bull

o14

AIDos Iowa (Jiourplots)

10094 69 588 288 403 212101 26 E86 255 fl1442 34middotmiddotmiddotmiddot 528 247 366 7

11950middot 51middotmiddot 554 221 377 -511999 middotmiddot 45 588 22111844 51middot 578 220 356 1111971 1-3 556 220 424 111972 35middot ~ amp72 208 366 711956gt 55 590 201 364 912103--- sa 587 195 11952middotmiddot 66 588 170 390 412104 ~ 64bulllt middot585 16812000middot t 579 16211669 78 S~r4 16-1 391 311992 10 573 16111974- 61 543 160 369 612102 2~ 598 158

6251 78 579 155 346 1311973 54 586 155 354 1211823 li4 544 154 357 1011970 28 5704 114 342 1411673 60 563 139 33 1511964middot 51 579 1358856 18 581 119 328 16

12109 J 15 563 9511977middot 6Q amp0 2amp2 1811975middot 71lt 72 299

_ J 17-

11969 86 ---- 57 270 2012105 13~- -_ 4111976 _5 32 271 19 l_

~~~df~~e~~let-~en

Standard

the yields ororyy two~6rieties= 249 bushelsbull-

error mean

- 45 -

Table 19 - (Continued) L~col~ebraslm

(Five p1ots~ seeded acpt01~er 25 emerged September 30 1940)

9

8

13456

715

17

161814

11131012

227221232225

1965186207

32~5 280 21t7276 272

--~l~till~~r gtti~~ - ~f~1-ei~~0 vre~-~TICJlV~ Jlvera~~clf==1 ~~~~_l~rvival)le~~do~rmpeIreacti~zrl_ _ J bush~l- ~~el~~ 1940-~L ~~1k_1

Pc -ilij June 1L1) -Wosf Bu ~Bu- I11950 65 29q4 22 35 568 317 316 2 I

11992 6525 25 34 557 3098856 69 P 20 3 36 592middot 295

11956 66 2pc 26 2 32 57r 28011669 65 33lt 24 2 34 564 26811844 56 25 27 3 36 568 25811952 702~ 20 3 35 58824412102 5626 27 3 33 57 7 22112101 61 26 27 3 32 568 19411973 57~5 26 3 34 55~(j 19112000 51 43 25 3 33 55~4 18610094middotmiddotmiddot 84 Z6 26 3 32 543 17411964 56Z6 25 2 30 51-0 17111971 74 Zo 26 3 34 518 154 11972 60~7 27 3 32 518 15111673 57Z5 26 3 34 526 118

1142 76 Z7 c 28 3 34 550 itG11999 46Z7 28 3 31 539 14612104 44 Z5 28 3 32 amp-10 137

6251 69 ~rlmiddot 28 3 34 550 13511970 63Z6 26 3 37 510 13~iJ12103 middot16~7 27 3 30 539 13311823 51~7 28 3 31 17-2 13211969 - 52 Z7 27 1 32533 13611970 13 ~6 27 3 28 195 12312106 41 35 25 3 30 510 -110111975 29 (37 28 3 28 190 6612105 29 AS 28 332 510 6SllSn 39 29 28 3 2810 55 174 20

I 1197e~ __~~ 29 28 bull 3 2747~~_54 185 19__1

Standcud error of 8i differ9nc~bet~loenth9rmoan yieldsQany1-wbV1arieties 298 bushels

l 1 and 2 arc degrees of resistance 3 and middot1 degrees ofsliscoptitbility

f

46

J

109 10

106 1191 17

120 994 15

106 ll101 1393 1679 2090 IS96 14 G5 19

Ronk~-

i150 2 t141 4

I154 1

137 5147 3 I

130 6

128 7124 S

Table 19 (Cont inuod)

AlliOJlce NebraSka(Thiee plots

C~I

number

12102 80 JiinC3 21 610 21312101 88 Jime3 3() 625 206

1112 88 JuneS 27 610 1$911669 85 June 2 20 605 lSS11972 83 JJine 3 19 615 lS712103 gO JUlle2 20 600middot 18~9

6251 75 JUIle2 23 620 bull lS~311973 87 JUiEl 2 19 615 lS111673 85 June 2 21 610 IS )12105 60 J~l 23 605 17910094 97 Juil3 4 18 615 18-511844 90 Jun13 1 20 EiOO 15~912104 middot83 JUfl92 20 595 15712106 $3 JL1Q 1 22 590 1511992 S1 Junel 21 56~0 15311964 160 June 2 19 580 119

8856 83 Yay30 20 590 13411999 88 Juile 2 17 600 13312000 ll8 JUIioZ IS 595 13311950 87 JU1Q 2 17 570 12middot2U969 90 Juno2 17 590 117nS74 88 Junel 18 580 ll6ll91 92 June 2 17 575 ll211952 M Juno 2 16 58middot0 1071+823 87 June~l 18 580 10311970 OS June 2 18 610 9911979 68 Junc2 19 585 8611975 15 Juno 2 21 585 B911906 ~3 JUne 2 17 575 061197 78 Juno 3 19 600 84

Standard error of a diffcrcnCebetwoonthe moan yi~lds of ~ly twovarieti~~ = 389 bushels

iL-s

- 47-

STANDARD EBROBS

Standard errors were calculated for each station as outlined on page 21 of this report

In table 20 will be found the number of plots t average yields and standard errorS for the unishy

form nursery grown at each of the 12 stations~

9-411512

7middot63575

132227237145

187321335205

265453474290

696 492 348 891

369 301 213 719656 5~36 379 1057

331 209 148 1279864 546 386 7329 Ll0 7~68 543 1228

353 249 176 1101

1 73 298 211 1234188 399 282 19~25

---_

Imiddot -l__Stl1daril er OJ opound a ---_== iSbgle~DifferOJ1Ce ~l 1

I plot between oeDLlS lfuSlio-rs=~rcenr

(Bu~hols BUshcs Ij

ITexns

Denton 4 1403Chillicothe 4 1501Bushland ~Irrig~ted) 4 3105Bushland Dry) 4 252i

OklahomaWoodward 4 3904

hJsosIvbnbnt t an 3 2964hys 3 3585

ColoradoAkron 5 1157Fort Collins 5 5270Hesperus 3 4416

IowaAmes 4 1599

NebraSkaLincoln 5 1710Alliance 3 1465

Table 20 - Nwnb)r of plots averGge yield and standard errors for the uniform yield nurseryat each coopmting station in 1941

NUmber -+---XVerageStation of yield of

~lots vDrietiesbushels)

SUIJlifLBY OF NUBSERY YIKLDS

The yields of the 30 varieties of winter wheat groW1l at 12 stations (13 nursories) are

sWllIIlnrized in table 21 whore ~he varieties are listed in order of the 13-nursory average yield

These avemgcs arc of int erost only insofar 1sthey shaw the generai adoptat ion of the vcriety

A more detaile~ study is possible i as the vcrieties also have been Dvercged and ranked by Stotes

Pmmee hDd the highest aVerage yield in 1941 rhis v2riety rankod first in ~exns ol1d

f Nebr1ska sixth in Oklahoma and Kansast f()(rteenth in Iowa ord seventeenth in Colorodo In 1940

Pmmee ranked second in the nursery and again made its poorest record h Coloiiado Cheyenne x

Tenmarq (CI 11972) rnnkcd second ~~ing its best record in K~s~s ~his strain ~id the highest

average yield in 1940 Li third place WC1S KalTv2Je x TOl~rq (cr 11950) a wheat that ros been

high in yield for sc)voral years in spite of a tendency to shcttor under certain conditions

KamiddotNalO x Tenmarq (CI 11992) rOJked fourth culd KDxNnle x ~e1llIDrq (Cel 11956) fifth ~he avo

rage yields of the four leading varieti~s differed vGry little It should be lintcd out that

tho first tlOlve vorioties had ~oxmrq as one parent In this sune group four varieties rod

KmNale os one Drent DLid i~1 three cases CheYOJu1e laS used in the ClOss Eighteen hyblid strnini

rI

IrImiddot

I

bullI I -- per acre Iz IN1rm Iemiddot Iowa eP~1rP CoIOrte1o pound ~

ii C~I I lIuh- 1 I I I I I I 1 ~ I I I J 13 I=~ i 1Cldl-1 1IIiu1 1aIIilble- JIBIIIlIOOl1-middot~ 1AIlbmkl ill8$iLi_ AlU-A~ BamkJori aAllnDdleit- Ae-JIaak1 I S~ 1 u- DIF (rnc~ -- rampampel 0middot I colin aileerace middotJCol- i tPenalftCllI lut1eot1IenAllid)_ I ~ bull I bull 0 I I bull UD I Imiddot I

I

III

Jampbull

I -

iftliaart errOl o~ bull _ (1IuIIelII) 132 227 1115 2- 096 21 3079 211 1middot16 211 2~12 116 86 1118 5middot1l 228 0 080 J I Is~ error ~ bull _ (~) 91l1 1512 515 16 5005 1middot91 11910middot51 639 1101 12- 19025 nll 132 1219 ~2I 6JJ 11l II I

- 49-

ronked obovc Faxly Blockhull ond 21 nere obove Blackhull OCld Nebred Again the Hope crosses

failed to give good yields as Hope x Tuxkey 1069 rmkcd cightcenth Hope x Cheyenne twenty-fifth

Qlld KlJlred x Hope tVlCllty-ninth In the 1941 nuxsory three strains had [werage yields lamr thDn _

Khnrkofchock

Tvrenty varieties have beon grovm iE the nuxscry for the 2-yccr period 19middot10-1941 Clt 11

stations vlith 12 nuxseries These dnta are presented in tob~e 22 lhcre the yields are avoraged

by States and the vC1rietics are listed in order of yield at all statiolS Cheyclmo x Tel1m~tq

(C I 11972) bad the highest avercge yield being consistontly high at 011 sttions excGIJt in

IO7au1d l~ebrcsko uhere wintorkilling wos heavy KavJValo x Tenmarc (Cl 11950) roikcd second

and PmJnee third These tvro strains had consistentB performuncos except trot Pavmee roc1ked fifshy

teenth in Colomdo Kawvale x TC11lIlurq (Cl 11956) ro1ked fourth COlIiltlIlChe shth 1hrly Blachshy

hull tenth and Black~u11 tvmlfth Nebred and warkof hnd avcroges considerobly lovlOr tlmn the

earlier vcxieti0s Etrly Blockhull x TollJDXq (CI 11952) hod 01 IverG-go yield considerably

higher Uwn Fcrly Blackhull In spite of tl-Je viintcrkilling ct the more northern stations grom1g

nurserios in 1941 tho oorly lalf-rustresistCJ1tvcrioties rlgcin rere at the top of tho list

for yield

Dato for c1klXocters other than yield cxe Qvorcged and presented in table 23 Since all

stations did not report the same datathe number of stations entering the averages is shawn at

the top of each column

Winter survival data show Nebred to be the most hardy variety in the nursery TvJO KltUlrea

Hard Federotion x Tenmarq strains (CI 12105 amp1d 12106) proved to be rather tender The rest o~

the varioties lu1d survivoJsthnt variod aver a I11frOVl rongo bull

Farly Blocld1ull is still the earliest vorioty in the nuxseryAt cleven sktions ipound 1VG-o

raged two days oarlier in headbg tlJDn Ebrly Bladldlull x TenmGrq (cr 11952) and three days

earlier than ChcyoTJ1Je x Thrly Blockhull (Cl 12000) Sevoetecn hybrids in the nuxsery rod rnv~

rage dates of he1ding e1Tlier thlt-n Block1mll ~Xkof ws the latest V1rilttty in thG lIllrSor

This gives a clear picture of the empmsis being ploced on cCXly vrheats in thoarea Ripening

datcs bring out about the same differences Qlthough the sprood is not so grect

Height measurements vcre reportod from all except one nursery and the averages showed

KltmredJhrd FederCtion x MiIlJmrdi-Mintuxki (CI 11970) to be the tallest and Hope x Turkey 1069

(Cl 11964) the sholtest athel vaIieties shOUwd very little differcl1CQ in averag0 height

Lodging data were reported from four st~tions )J1d indicated some differencesmiddot ~he weak0si

strawed vrieties were l31ockhu11 E1rly Black1lull and CheyeIlile x ]1rly Blcckbull (Cl 12000)

The IGastlodgir~was reported for Nebrad Ivbrtin x TOJ1PlOrq3 (CI 11823) and BltLckhull x Ten

marq (CI 12102)~

--

faltb ~ -~ of Bence Fie14 of ZO wbhr whea YUieU cr- ill _Uelll Fie14 _erie bull U aUon in lla 1l8I4red riDur whea 1eC10nbull 1~1

a I t llpllle1 pH Ia I I Jtpe Pr I Japmiddotu COXon4lp I Ina f - 1tratIla ~I bull I I IJlaU-Illpell-l I I I I I I I I I I I I I I I I I 2 I

1 t 8Iie7 or I 01 IDa- 101l11l-1 1Ul41 1a1llAn- lBultI1J~III lAy I Ihr I Ay i a I Ir IAlA-IAy I I- Ia I _811 on I cohe(IlIi+(Drr 1l8p I - IftIlll 1lIuIk1~I_1 daDk 1001- 1p8n81 ZIJaIi-IJIaDJt I aohle I r-BaDkIUle Ia I I _4118114) I I I I I I 11M I I I I I I I I I

IIq~n z 8uaIq 1172 ~1 205 29 11 232 3 40 1 ~9 32~ 31tmiddotl 3 506 ~12 1Ns9 3 ]66 7 221 15 I bull 312 IlKarial i arq 1150 2O1a 151 281 19middot1 20 bull 31t l 1 352 386 1 ~~ 9 ~7middot2 5 middot7 5 llmiddot 10 211 t 30 I11_bull 11669 25middot~ 21 32middot0 lbullL2~5 I 31middot0 _o~ 29bull9 311 ~

3Tbull1S 19 ~ -~~l ~ 271 ll~ ~1_ I

llawnJOZ aDUlq 1156 21middot ll ~1 16 235 2 36~ 5 31middot3 30 ~lis ~~ ~3~2 13 280 bull 9 i

llured-IIuIlJe48laUonz8uaIq 11971a 2115 162 middot3 162 203 10 38middot0 3 2 ) 561~ 50middot5 2 369 6 2001 120 16 13 291 IIaouoie 11673 252 21middot3 236 16 217 ~ ~7 9 350 29 5 bull ~-6 5~515 1 5 1 22 l~O 1S1 12 29 IllallJ B181llt1ml1 Z auaJq

~=281 176 23middot1 15middot5 211 6 1 2 3S~ 31middot1 2 7~5 ~o ~ 19 0 272 106 I 7 291 I

lIaIlIet Z Blackmll ZO 11 269 169 206 9 JIJbullbull 6 1lmiddot7 ~ 210 lis 7 10 356 11 276 12 ZO~O ~ 212 I I

IO~lIIIile Z aazq 11~U 19middot 21 290 15middot0 21~2 5 ~o bull 6 276 30middot6 7 ~ ~0~7 11 35~ 12 2 1~bullJ 5 bullbull1 I~1ulJBlacldml1 IS 25middot2 18 1middot5 11 1middot3 12 llmiddot~ 12 6 1~ 260 12 ~9 0 ~o 9 32middotmiddot16 32middot5 lG217 1 269 I

1~1Di ellMIq 1112 middot215 181 26 lla ZO2 11 32middot5 io 261 226 2~1 11a ~6 400 ~5 bull t 7 10~~

1011~bullbull 16 265 I Blokml1 6251 21 llal 21 10 17~ 15 2S1 15 211 ZO5 2~ 15 ~ 509 ~7middot1 ~6 l 17 11 26 Iilaprell-llull JederaUonz II1Ilha141- IIi lIiDUrId 11970 196 10 211a 12 11 l ll 12 26bull 262 26 11 52 l Zf-l li 1~ 206 l 120 ~~

260 IIJ~_ a011iDe eleoUon 119n 182 12 22- 5 156 19 31middot5 11 ~bullbull middot215 25middot71

~~ 1 ~ 1 221 1 1 260 1Ie_et 1~ 221 102 21a6 10 169 17 - 267 18 2 186 218 19 ~t ~~6-11 110 2 2~2 128 18 11 ~~ lliope Z alureilD 1~~ 25 1~2 290 17middot0 20~ 7 27 19 27 26~ 27110 1a52 ~ ~ 18 27~0 20 18 1 1 18 7 IlliieIkof 13middot0 111 2 1~ 15 20 271 i7 27middot2 12 227 11 ~7 31 1 1~ 36middot6 7 225 150 11 bull 2~ IlIaDJoe4 Z Iope-Bar4 JeIlerUOD 1115 2middot3 12 2lJ 106 170 16 29~ 1~ 260 21~ 2middotZ 16 ~7~1 ~7 1 15 ~9 l1 12 0 li ~7 23middot I1bDie4 z IIope 11976 212 11middot7 250 12middot5 17middot6 lla 27middot~ 16 25middot7 215 2 17 la 2 ~s 12 27middot1 19 18~ 1~9 12 1 2 IICClllp01Ul4 orobullbull 11971 1~9 11 26 16 15 18 22middot7 20 20 207 20 20 1 3l~ rlmiddot 20 212 18 11 5 10 20 21_ II l-

~I

-

Leai rust

Varieties roving

- 52 -

reodings were reported rom five und stem rust reodings from twomiddot stotions

low re~ngs for both diseosos were Jomiddotllee KvlVole x T~qmiddot(CI 1195Gi)

Hope xT~key 1069 (CI~ 11964) Hope xChcy~rme(C~I~ 11969) und KovNQle xT~1IllQrq (9I

11992)

Kernel plump~Ss data were2e]orted from two statio~ aha these havegtbeen averaged and

DATA mOM TREDlSEASE mmsmus

Bmfr NUElSmY

For convenience tho doto from tho vniform Iilinter nhcot bunt nUsery ore includod in this

report Tl10se dnto (table 24)Tore ~ecurec1in cOQpcr~tion with AgroiJqmist s O)ld Potllologists

working in the area

j

f

1

- 53

UNITED STAT1S D]PAaTMENT OF llGRICULTURE

Bureau of Plant IndllStry

SUMiYIbEX OF THE GBElu PLAINSmiddotUN1FOBM WIhrm~ BUNT NUESmY 1941

By HI A Rodenhiser Pathologist and K S Quisenberry AgronomishWheat Investigations TIivision of Cereal Crops and Diseases

The uniform winter wheat bunt nUrsery for tho Great Plains area wos continued in 1941 inthe same manner as in previous yeaxs This report presents 0 sumnnry of the d1toobtoined in1941 together vlith lbhe averages formiddot the vaxietliies grown dUring different periods from 1932 to1941bull

In the fall of 1940 50 varieties and stroins of uinter wheot were SOVl1l in duplicotC8-foot r01S ot- ten stotions in the GrCtJt Ploins and ot BozemaJ1 1bnt KecrneysvilleW VoBeltsvill e M4 and Logan Utah BeCouse of unfovor2blc environracntalcolldit ions for bunt Jonshyfaction or subsequent plont grovrth no cL-m VlOre obtolned in the nuDseries seeded at- Lincoln andNorth Plotte Nebr and at St Poul Ivlinn ThedJta from 10 nurseries axe averaged The SllUt trot developed in the Logan utah nursery was caused entirely by the so-called dworf bunt orgOroniso and therefore the infection pcrcQntltgcs ore not included in the averages for other stationsThe nurseries included vorioties that hud shown resistw1ce in previous years and Igtromsing nm7strJins supplied by sevotal of the cooperat ing stat ions

Inoculuo for nost stations inS obtained fron the previous years IfUrsery at that stationby selecting bunted heads poundroD all infected vriGtics end froD collections DQrle froD faroersfields in the State where the test was made For the IvWiliatGan eXperioent the inoculum laS acomposite of racos knovm to be present in Kansas For the Kearneysville and Beltsville teststhe seed was inoculated with a cotlposite Dade 1lp of inoculum frOD all of the other nurseriesClean seed vms planted in the Logon nursery Q1d infection resulted fron the soil bormc organisn

The vurieties axe listed in order of the avertge infection at the 10 stations Thesemiddotaverages ranged fron 01 to 671 percent The average infections for SODe standard varietieslere as follows Ridit 20 Relief 26 Hussor 32 Minturki 91 Yoga 95 Nebred 103ond Oro 172 Of the susceptible check varieties Kh1Xkof had an average iIlfcction of 360 Cheyenne 39bull0 Quiviro 518 and Chiefkwl1 671 TJO hybrid strains hnd averogo infectionslovler than Ridit These were Oro x Turkey-FlorQamp1Ce (F9) and Hussar x Kmred (CbullI 11989) Fourselections fron the cross Hope x Turkey 1069 bad aver~ges 10Ter tlDJ1 the porelit varietyTurkey 1069 (CI 10016)

At the bottom of the table are shovm the average infections by stations rhe heaviestinfections with inoculum other than the dwarf bunt vmre obtained at Bozeman Ivlont Fort CollinsColo and lviurJbattan IWns A study of the lbnhattan Akron Fort Collins ond Bozemun dda gives some indication that different races mltJY be present ot these stations The behavior of thevarieties at Logon is of interest in thlt some of those eorrring rOpoundistance to the races presentin the Plains are also resistant to the dvrnrf bunt present at Logon In other cases strains trot

are quite susceptible on the Ploins see~ to be ~oderotely resistent ot Logon

Longtine averages are shovlD for vorieties gr~m for more trAT) one ye~bull For the period1932-41 Turkey 1069 (CI 10016) Nebred ond Hussor hcvo the 10middote st avero~es For the 3--yeorperiod 1939-41Hope x HussCX (C~I1l834J Relief 2nd Hepe x Turkey 1069 ~CI 11964) hmiddotweshmm the nost resistance Severol of the vcrieties trot mve beon highly resisttnt in thesetests and are othervlise agrononica11y desiroble axe being tested llith individ1U11 races tht havebeen identified in all of the wheot grovling areaS

bull j

i

86

j 1O~106101

7middot96

middot_----~----------------~~-~-~------~--------------------

rI

55

UNIFOBlvI WINTER vrnm RUST NURSERUS

In t~bles 25 ~~ 26 ore presented dQto qn severity of le~f~rust md s~g~~~t infection

on the 30 voxieties qf winter vThed grown Ll rust obss~tion nurseries t~ltgQgheIJ~ tho oountry

in 1941 These nurseries Jre LUintained froD yeor to yecr ~s part of n J1Jert ~elQUrQh progrno

corried on Ll coopcrotion ui th agronorUsts and patll010gists erployed in the ~evoru Stdes CODshy

cerned Lcter t 0 cooplete report of these nurseTies ui11 be issued 8c1d th9 rust percotCges my

not agree ent irel rlth those presented here since the clto sItovm in this less de~oilecl raport

include only figures for the severity)f infection

Differentiol dato for leed-rust hlfection -rare obtdneclfor the vcriotips ot 20 stotHJlS

(toble 25) In cnlcul~ting the over~get Q trace (T) ~ns considered2s equal to O Aoong the

seuihJrd whects Hope x Russlr (CI middot11682) Hope x Konvde (CI 11959)~ ~lcl Red Rock x BGpe

(C o 11821) Ind the lC)VTest ovemge infoctions Of the lnrd VIhBats IIt-uqui110 x Oro (CI 11979

and CI 11851) t Hope x Cheyenne (CI 11969) a1d tavrvnle x Tenrnorq (CI 11956) had averoges

less thaR 20 percent In the snme tests susceptible voriotieshad aver~ge infections of from

60 to 715 percent

Stem~rust readings showing differential reaction wore raported from 13 stations (table

26) Among the hard wheats the mosb pronoun~ed resistancQ vJUsmiddot shovm byHopb x CheyOJlIle (CI

11969) Hope x Turkey (CI 11964) Mnrguillo X Oro (C~I 11979 Cw1d CI 11851) t ond R-044shy

Minturki x lVJinturki (CI 12022) Of the semihard mGQts Hope x Knvrvole (CI 11959) and Hope x

HusstX (CI 11682) md low nveroge infections

Toblc 25 _Severity of 1e1 rust infection on ninter nheQt vQrieties gravm in the Uniform Rust Observation Nurseries in 1941

VGriety or cross

~

5355 302 50T+ 25

15 305 15

1 70T 501 65T50T 35T+ 10

T 301 50

1 65T+ QOT 5o 10o 1 T 25

0 25T+ 30

T+ 30T+ 45

433131054 4128

30 13313~3

806570

70 36765 11975 56770 46460 24460 26140 180middot25 15835 15465 21865 190

170 261

80 63 080 71535 35880 64910-63 390Q5 8HO t9 010 t5a I1099 OJ

15 117 m15 124 I

65 245

B565

100100

6520202540202515

46 SO10 50609025 5T 10T 70

2S 1525 lt1585 6040 80

T 255 40T 25T 255 Z5T 25T 10T 20

251015

TTT

20355

2010

15203030

52020

101010

1

30 25 80 - 9025 60 80 9015 5 80 8020 65 80 9020 -40 60-8Sshy20 85 90 10030 40 60 9010 T 25 10

1 T 20 105 T 10 20I T 10 20

T 10 40

70502060eo6070101015

510

753075

55

10

106080704030401510102015

9595809595959020

5Q

5070

7010100102010

100100100100middot

75202020

T55

20

30506030104020

TTT13

503080TTT

75 5060 7060 540 8070 middotmiddotmiddotmiddot6065 9085 4040 T

3 23 2

25 T20 20

25351575T5

JO30504040252020

55

103

9090gt9595Sfr80857570657030

8585

51060G5

8090

70207580556570551095

2525402510

TToo

oT

402585-~

T

-

85100

254065shy6525

5T

3T

10

3525middot9590

52525TT

105T

759510

10085

10075

5252

15

5060

100TTT

35

2525

325

3T2T

3

225615

115

5

)5252010

5352middotJ

515204025

60 7560 9510 545 10000 100Z09015 20

5 55 T

30 T3 T5 T

355

75T5T

7590306585-85452010101550

1530

57

1055

-0ooo1+

607075551045

51020656065

40755580755520

3551

20

T122

5211T

502510

253010152510

51TTE+5

TTT5

51020TTT

152025101510101515201015

50754050404020

T

fSoit Bed ~hignn Amb er 5620 751 TiUIllbu11 5657 80~~tDcnton 8265 50ti bullbull M(3Jster 6471 90

~tmiddotgtoiit~~~ioncon ~f~ ~gampi Purdue no 1 11380 80r~WijDas1i 11384 60t middotEUitzsel x Hungarian 11849 50~Fultzseh x HungaXion 11850 45~rbulll ~tz sel x HuDgorian120l7 30)middotFultzsel xTJWIlbull 12018 40

~H~eHt~=Redmiddot 4843 50~l Kawvale 8180 ~ 35 I~nt~~i 6155 50I Hope~Hussor 11682 20 HQpc~ KuwvrUltl 11959 20

Red~o~k x Hope 11821 35

atI~ ~ep7 51 A6 I~liiiiibda J 50 Tcnmarq 6936 65

Kharkof 1442 75Mala~of 4898 80Comanche 11673 40

I Pawnee 11669 30 Kawvale x Terimarq 11956 35

Marquil10 x Oro 11851 50Marquil10 x Oro 11979 30HOpe x Turkey 1069 11961 25Hope x Cheyenne 11969 20E-41oMinturkix Minturki lAJ22 70

~ -l

=_---~------------ ~----------------_ --~~~_-~~~

Table 26 - Severity of stem rust infection on winter wheat varieties grom in the Uniform Rust Observation Nurseries

11lJ~J

in 1941

----[AverC1ge for I13

stations I

I519467500515492538 j488566 1

558 CJl591 -J

535 I-

535 j

467 j

290 219 i

5-919 ~

318

18320028828513818613~8

4429220511

1

)

--~---

30 100 75 T- 30 100 65 65 20 65 2035 100 80 T 20 lOO 65 60 15 65 1530 100 80 T 20 100 65 70 15 65 3035 95 85 5 20 lOU 65 70 15 65 3540 100 70 5 25 100 65 70 20 65 545 100 80 5 40 100 40 80 25 60 3545 85 80 20 20 100 60 70 20 60 1550 85 86 10 30 100 65 80 20 80 4040 90 80 20 30 100 65 80 20 70 5050 100 88 40 40 100 65 70 10 80 5035 100 90 10 40 100 65 60 10 70 4555 90 85 5 WO 80 60 5 70 40

10 75 90 25 FO 65 60 5 65 T10 90 40 10 15 90 20 15 2 25 25

5 20 60 T 15 80 15 20 5 10 10T+ 10 T 0 25 5 10 1 T 20

15 T T+ a 5 5 T T 0 T T10 60 0 20 lOO 25 45 15 25 -10 3 25 10 20 90 5 -~ 15 T T20 10 25 0 15 75 20 10 15 T T25 - 15 55 0 30 100 25 20 15 l 10

5 20 60 T_ 20 100 25 25 25 T 1020 T 20 0 15 80 5 T 5 T T20 5 45 0 15 90 10 15 5 2 T15 5 10 0 15 90 10 T 3 1 520 5 5 D 5 T 5 3 T T10 T 1 0 5 10 T T 2 T T

5 5 0 0 10 5 T 1 T T5 0 T 0 0 T T T 2 T T

30 0 2 0 10 T 5 2- -T T

0 e IMchigan Amber 5620 40 65Trumbull 5657 2 50Denton 8265 10 65Fulcaster 6471 15 65Ivioditerranoan 3332 5 70Minhurdi 5149 10 80Purdue No 1 11380 10 50Wobash 11384 25 65Fultzselection x Hungarian 11849 20 60Ful tz selection x Hungarian 11850 15 60Fultz selGetion x Hungarian 12017 10 6~

FultzsGlection x Trumbull 12018 2 50SBmihard Red

HUssar 4843 T 65Kawvolc 8180 T 35Minturki 6155 T+ 45HOPe x Hussar 11682 T T

HoPe x Kawvolc 11959 0 TRed Rock x Hope 11821 T 50

Hard HedtKnnred 5146 0 60TeIlll18rq 6936 T 70Khurkof 1112 T+ 75Molukof 1898 T 80Comanche 11G73 T 35Pownoo 116G9 T+ 35rowvule x Tonmorq 11956 0 25M1rquillo x Oro 11851 T 10M1rqui110 x Oro 11979 T 10Hope x Turkey 11964 0 THope x Cheyenne 11969 0 TH-44-Minturki x Minturldl 12022 0 T

Is ft R d

Variety or cross

Ii

~bull~bullbullbullmiddotbull1

~ ~

J

-~

rmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddot

~

~---~-------- --------~

Table IS - (Continuod)

- 3D -

Table 18 - (Continued)

276 7262 926-1 8

239 11243 1022-6 12215 13211 15215 13207 16182 -20205 17W6 18184 19

25 2) 43 5 52526 25 42 40 48527 25 42 60 47025 25 42 50 45224 25 43 5 44820 2Q 43 90 pound13bull726 25 middot14 25 t13~5-

23 21 41 50 13525 25 42 20 middot12~9

27 25 -11 5 middot2325 2lt1 39 10 U7

~ 26 26 42- 75 lt10322 2] 42 -50 38026 2$ 11 75 37625 2~ 43 50 37826

2~ t17 60 371

27 25 10 5 36325 25 44 80 36_025 ~ -13 5 31125 25 42 50 29~8

-26 25 45 80 297 28 2q -11 50 288

27 26 43 90 27526 26 39 60 26927 26 38 85 268

28 28 38 75 25729 28 -12 90 251

-ZS 26 12 80 24~1

27 26 39 80 21~1

10 IG 43 00 19(5

11950 1197411972121041199211952121031210611669119561196111999120001210111973li97011969121021210511673118411182311971119751197611977

14126251

1009lt1middot8856

----aJmiddotmiddotizcrogccr Survival D1e1r _ Rc)ight 1ecd rust cro

number Hoadcd Ii~1bullbullbullo L bull JLcld-----=-=--Lr-Fpcrc-6it 1f1y upo -h n--ch-os--Ircontj (BUSh91s)-J~~----I-

10090

100769391908396

10086

96100

98$8

10088806577

~ 8580

100 63

7677

10096

10098

Standard errorof a difference betw~en the mean yields o~ any twovaxieties - 536 bushels

41 _

Table 19 - (Continued)

Akron Colorado (Five plots)

12105 Way 26 23 545 lS212106 May 28 22 55~0 17111952 Wey27 21 565 14711972 Juno 3 19 57s 14711669 May 28 21 550 14111970 llfiav 29 23 500 139

88q6 May 26 22 560 13611971 lVlay 31 20 545 13511999 June 1 20 570middot 133118t1lf1 IYhy 31 22 565 13312103 Juno 2 20 560 13011S92 l~y 31 19 540 12612104 H~ 30 21 570 12510091 Juno 3 20 570 12512000 IVlay 2821 5middot15 12-4

6251 Juno 2 21 560 1l4n950 (ny 29 21 515 11Zl1S6l lihy 31 13 535 11212101 Juno 3 21 545 no11Sn Juno 2 21 535 10111823 Juno 3 20 540 S911875 lihy 27 IS 560 S112102 ltby 31 21 560 09

14-1 Juno 4 21 560 3911S60 Dune 3 13 550 C711S76 Juno 1 19 5middot10 G611673 ivhy 30 21 500 8511973 Juno 1 20 555 C2

I

11077 Juno 3 18 5middot~5 amp2

11956 Juno 3 10 =--i=5G5-r--~fiF--5=-3r__Stondord orroref Q difpoundororico betwoen bhomonn yioldsmiddotOf QIlJ two vC)riotios -Z09 0ushols

Seeded September 11 emergneSeptembor 17 1940)

I Height --jmiddotweight per=1~vCi~ampO9Cro-[1 C~Ic7llJ=lmib-=o=r----L --Datoh=o=ad=cd I ~ bushcl __-Z_~ __

(Inchos) bull (Pounds BusholS III

I

III

I

I

I

f

Table IS - (Continued

rorbCol~ins Colorodo1(Fjvoplots)

8

20

147

11181617

131012

85

1419

459503~

1734U415~

449

i

46-147547l4S9506459 433

- -- o---~-~- - - - ~--7-IA-V-QrccCtgc~Ocro-t Yield f

el no rDatQ-- - ~lield--1Avertlgc _1~lbii4~h~k=gt ~ush61s) ushels) 1

11(71 May 2D middotlD a GS3 567 1 Ii

llC70 llny 31 _ 52 O 640 523 311673 lvny 30 50 0583516 4 I12106 Iby 29 bull __ 51 a 570 111823 June 2 48 a 566 506 5li950 lviay 30 _ 49 a 560 54~ 2

- 12000 llilay 30 50 0 5601~105 May 28 j 53 0 5608$56 lvhy 27 52 7 557

11971 June 2 51 0556 12102 June 1 46 6 548 11973 lJby 31- 48 o 54311952 lvhy 29 49 18 537

-11975 lvby 30 48 0531iUi56 June 3 46 a 526i19n June 2 46 3 525~ii6S9 Fey 30- 48 deg 52111976 June 1 47 o 50611999 June 1 47 14 506il992 lJaiy 30 47 32 504

11811 June 2 48 18 lt199 12101 June 2 middot16 14 499 11-12 June lt1 48 32 182 6251 lvhy 31 48 1847411969 June 2 47 0middotmiddot lt17010middotj94 June 3 17 a 463

12103middot June 3 48 a 160 )1977 June 3 46 a 458

1196middot1 14ay 3C)middot 16 5 457 12101 iIay 30middot 19 0 MS

H bull i bull

StnnaDrd error of a diffcreiiCC ~otwccn thcmc(]l] yiqldOs of iinytvio voriotios =546 buShels

I

~

- 43-

Table 19 - (Continued)

scsperus ColorC1do(Tl1rce plats seeded September 27 1940)

Imiddot n~~rr ~~~l--=uigh ~

porRDnkbushel

I I ----- -~ ~ugust=- ltInches I POUoJds) ---

6251 10 4-1 63 618 509 2i llSn 10 ~ -12 63 5604 419 3

10091 8 l ~ 10 62 558middot B2 -0

ll673 middot12 62 539 514 1()

8856 5 J laquo 44 63 492 440 711974 9 42 62 475 443 4

12101 10 lt 44 64 474 12000 8 42 63 463 ~

12102 12 44 62 458--11823 10 lt13 60 456 400 1011976 12 40 62 lt156 442 5ll81fl 9 44 63 451 408 911972 8 flO 62 4t 472 3ll950 6 n 02 -134 399 II

1112 9 42 62 428 388 1211973 8 41 63 123 370 17ll969 10 12 61 418 343 1911992 8 14 62 -11-7 11999 8 11 6lt1 -n7ll961 8 lt12 62 n~

ll669 7 f bull 38 63 107 378 1412104 12 44 62 10412105 11 44 62 404ll956 9 14 63 101 374 1512106 11 13 62 39611975 12 42 62 394 367 18ll952 3 40 64 377 310 2011977 10 38 61 357 374 1512103 12 44 62 M9ll970 11 45 62 329 388 12

bull Standard error of a difference between the IOOan yields 6f any tWQvaJieties = 768 bushels

f

I

Table 19 - (Continued)

1- ~

t ~ bull

o14

AIDos Iowa (Jiourplots)

10094 69 588 288 403 212101 26 E86 255 fl1442 34middotmiddotmiddotmiddot 528 247 366 7

11950middot 51middotmiddot 554 221 377 -511999 middotmiddot 45 588 22111844 51middot 578 220 356 1111971 1-3 556 220 424 111972 35middot ~ amp72 208 366 711956gt 55 590 201 364 912103--- sa 587 195 11952middotmiddot 66 588 170 390 412104 ~ 64bulllt middot585 16812000middot t 579 16211669 78 S~r4 16-1 391 311992 10 573 16111974- 61 543 160 369 612102 2~ 598 158

6251 78 579 155 346 1311973 54 586 155 354 1211823 li4 544 154 357 1011970 28 5704 114 342 1411673 60 563 139 33 1511964middot 51 579 1358856 18 581 119 328 16

12109 J 15 563 9511977middot 6Q amp0 2amp2 1811975middot 71lt 72 299

_ J 17-

11969 86 ---- 57 270 2012105 13~- -_ 4111976 _5 32 271 19 l_

~~~df~~e~~let-~en

Standard

the yields ororyy two~6rieties= 249 bushelsbull-

error mean

- 45 -

Table 19 - (Continued) L~col~ebraslm

(Five p1ots~ seeded acpt01~er 25 emerged September 30 1940)

9

8

13456

715

17

161814

11131012

227221232225

1965186207

32~5 280 21t7276 272

--~l~till~~r gtti~~ - ~f~1-ei~~0 vre~-~TICJlV~ Jlvera~~clf==1 ~~~~_l~rvival)le~~do~rmpeIreacti~zrl_ _ J bush~l- ~~el~~ 1940-~L ~~1k_1

Pc -ilij June 1L1) -Wosf Bu ~Bu- I11950 65 29q4 22 35 568 317 316 2 I

11992 6525 25 34 557 3098856 69 P 20 3 36 592middot 295

11956 66 2pc 26 2 32 57r 28011669 65 33lt 24 2 34 564 26811844 56 25 27 3 36 568 25811952 702~ 20 3 35 58824412102 5626 27 3 33 57 7 22112101 61 26 27 3 32 568 19411973 57~5 26 3 34 55~(j 19112000 51 43 25 3 33 55~4 18610094middotmiddotmiddot 84 Z6 26 3 32 543 17411964 56Z6 25 2 30 51-0 17111971 74 Zo 26 3 34 518 154 11972 60~7 27 3 32 518 15111673 57Z5 26 3 34 526 118

1142 76 Z7 c 28 3 34 550 itG11999 46Z7 28 3 31 539 14612104 44 Z5 28 3 32 amp-10 137

6251 69 ~rlmiddot 28 3 34 550 13511970 63Z6 26 3 37 510 13~iJ12103 middot16~7 27 3 30 539 13311823 51~7 28 3 31 17-2 13211969 - 52 Z7 27 1 32533 13611970 13 ~6 27 3 28 195 12312106 41 35 25 3 30 510 -110111975 29 (37 28 3 28 190 6612105 29 AS 28 332 510 6SllSn 39 29 28 3 2810 55 174 20

I 1197e~ __~~ 29 28 bull 3 2747~~_54 185 19__1

Standcud error of 8i differ9nc~bet~loenth9rmoan yieldsQany1-wbV1arieties 298 bushels

l 1 and 2 arc degrees of resistance 3 and middot1 degrees ofsliscoptitbility

f

46

J

109 10

106 1191 17

120 994 15

106 ll101 1393 1679 2090 IS96 14 G5 19

Ronk~-

i150 2 t141 4

I154 1

137 5147 3 I

130 6

128 7124 S

Table 19 (Cont inuod)

AlliOJlce NebraSka(Thiee plots

C~I

number

12102 80 JiinC3 21 610 21312101 88 Jime3 3() 625 206

1112 88 JuneS 27 610 1$911669 85 June 2 20 605 lSS11972 83 JJine 3 19 615 lS712103 gO JUlle2 20 600middot 18~9

6251 75 JUIle2 23 620 bull lS~311973 87 JUiEl 2 19 615 lS111673 85 June 2 21 610 IS )12105 60 J~l 23 605 17910094 97 Juil3 4 18 615 18-511844 90 Jun13 1 20 EiOO 15~912104 middot83 JUfl92 20 595 15712106 $3 JL1Q 1 22 590 1511992 S1 Junel 21 56~0 15311964 160 June 2 19 580 119

8856 83 Yay30 20 590 13411999 88 Juile 2 17 600 13312000 ll8 JUIioZ IS 595 13311950 87 JU1Q 2 17 570 12middot2U969 90 Juno2 17 590 117nS74 88 Junel 18 580 ll6ll91 92 June 2 17 575 ll211952 M Juno 2 16 58middot0 1071+823 87 June~l 18 580 10311970 OS June 2 18 610 9911979 68 Junc2 19 585 8611975 15 Juno 2 21 585 B911906 ~3 JUne 2 17 575 061197 78 Juno 3 19 600 84

Standard error of a diffcrcnCebetwoonthe moan yi~lds of ~ly twovarieti~~ = 389 bushels

iL-s

- 47-

STANDARD EBROBS

Standard errors were calculated for each station as outlined on page 21 of this report

In table 20 will be found the number of plots t average yields and standard errorS for the unishy

form nursery grown at each of the 12 stations~

9-411512

7middot63575

132227237145

187321335205

265453474290

696 492 348 891

369 301 213 719656 5~36 379 1057

331 209 148 1279864 546 386 7329 Ll0 7~68 543 1228

353 249 176 1101

1 73 298 211 1234188 399 282 19~25

---_

Imiddot -l__Stl1daril er OJ opound a ---_== iSbgle~DifferOJ1Ce ~l 1

I plot between oeDLlS lfuSlio-rs=~rcenr

(Bu~hols BUshcs Ij

ITexns

Denton 4 1403Chillicothe 4 1501Bushland ~Irrig~ted) 4 3105Bushland Dry) 4 252i

OklahomaWoodward 4 3904

hJsosIvbnbnt t an 3 2964hys 3 3585

ColoradoAkron 5 1157Fort Collins 5 5270Hesperus 3 4416

IowaAmes 4 1599

NebraSkaLincoln 5 1710Alliance 3 1465

Table 20 - Nwnb)r of plots averGge yield and standard errors for the uniform yield nurseryat each coopmting station in 1941

NUmber -+---XVerageStation of yield of

~lots vDrietiesbushels)

SUIJlifLBY OF NUBSERY YIKLDS

The yields of the 30 varieties of winter wheat groW1l at 12 stations (13 nursories) are

sWllIIlnrized in table 21 whore ~he varieties are listed in order of the 13-nursory average yield

These avemgcs arc of int erost only insofar 1sthey shaw the generai adoptat ion of the vcriety

A more detaile~ study is possible i as the vcrieties also have been Dvercged and ranked by Stotes

Pmmee hDd the highest aVerage yield in 1941 rhis v2riety rankod first in ~exns ol1d

f Nebr1ska sixth in Oklahoma and Kansast f()(rteenth in Iowa ord seventeenth in Colorodo In 1940

Pmmee ranked second in the nursery and again made its poorest record h Coloiiado Cheyenne x

Tenmarq (CI 11972) rnnkcd second ~~ing its best record in K~s~s ~his strain ~id the highest

average yield in 1940 Li third place WC1S KalTv2Je x TOl~rq (cr 11950) a wheat that ros been

high in yield for sc)voral years in spite of a tendency to shcttor under certain conditions

KamiddotNalO x Tenmarq (CI 11992) rOJked fourth culd KDxNnle x ~e1llIDrq (Cel 11956) fifth ~he avo

rage yields of the four leading varieti~s differed vGry little It should be lintcd out that

tho first tlOlve vorioties had ~oxmrq as one parent In this sune group four varieties rod

KmNale os one Drent DLid i~1 three cases CheYOJu1e laS used in the ClOss Eighteen hyblid strnini

rI

IrImiddot

I

bullI I -- per acre Iz IN1rm Iemiddot Iowa eP~1rP CoIOrte1o pound ~

ii C~I I lIuh- 1 I I I I I I 1 ~ I I I J 13 I=~ i 1Cldl-1 1IIiu1 1aIIilble- JIBIIIlIOOl1-middot~ 1AIlbmkl ill8$iLi_ AlU-A~ BamkJori aAllnDdleit- Ae-JIaak1 I S~ 1 u- DIF (rnc~ -- rampampel 0middot I colin aileerace middotJCol- i tPenalftCllI lut1eot1IenAllid)_ I ~ bull I bull 0 I I bull UD I Imiddot I

I

III

Jampbull

I -

iftliaart errOl o~ bull _ (1IuIIelII) 132 227 1115 2- 096 21 3079 211 1middot16 211 2~12 116 86 1118 5middot1l 228 0 080 J I Is~ error ~ bull _ (~) 91l1 1512 515 16 5005 1middot91 11910middot51 639 1101 12- 19025 nll 132 1219 ~2I 6JJ 11l II I

- 49-

ronked obovc Faxly Blockhull ond 21 nere obove Blackhull OCld Nebred Again the Hope crosses

failed to give good yields as Hope x Tuxkey 1069 rmkcd cightcenth Hope x Cheyenne twenty-fifth

Qlld KlJlred x Hope tVlCllty-ninth In the 1941 nuxsory three strains had [werage yields lamr thDn _

Khnrkofchock

Tvrenty varieties have beon grovm iE the nuxscry for the 2-yccr period 19middot10-1941 Clt 11

stations vlith 12 nuxseries These dnta are presented in tob~e 22 lhcre the yields are avoraged

by States and the vC1rietics are listed in order of yield at all statiolS Cheyclmo x Tel1m~tq

(C I 11972) bad the highest avercge yield being consistontly high at 011 sttions excGIJt in

IO7au1d l~ebrcsko uhere wintorkilling wos heavy KavJValo x Tenmarc (Cl 11950) roikcd second

and PmJnee third These tvro strains had consistentB performuncos except trot Pavmee roc1ked fifshy

teenth in Colomdo Kawvale x TC11lIlurq (Cl 11956) ro1ked fourth COlIiltlIlChe shth 1hrly Blachshy

hull tenth and Black~u11 tvmlfth Nebred and warkof hnd avcroges considerobly lovlOr tlmn the

earlier vcxieti0s Etrly Blockhull x TollJDXq (CI 11952) hod 01 IverG-go yield considerably

higher Uwn Fcrly Blackhull In spite of tl-Je viintcrkilling ct the more northern stations grom1g

nurserios in 1941 tho oorly lalf-rustresistCJ1tvcrioties rlgcin rere at the top of tho list

for yield

Dato for c1klXocters other than yield cxe Qvorcged and presented in table 23 Since all

stations did not report the same datathe number of stations entering the averages is shawn at

the top of each column

Winter survival data show Nebred to be the most hardy variety in the nursery TvJO KltUlrea

Hard Federotion x Tenmarq strains (CI 12105 amp1d 12106) proved to be rather tender The rest o~

the varioties lu1d survivoJsthnt variod aver a I11frOVl rongo bull

Farly Blocld1ull is still the earliest vorioty in the nuxseryAt cleven sktions ipound 1VG-o

raged two days oarlier in headbg tlJDn Ebrly Bladldlull x TenmGrq (cr 11952) and three days

earlier than ChcyoTJ1Je x Thrly Blockhull (Cl 12000) Sevoetecn hybrids in the nuxsery rod rnv~

rage dates of he1ding e1Tlier thlt-n Block1mll ~Xkof ws the latest V1rilttty in thG lIllrSor

This gives a clear picture of the empmsis being ploced on cCXly vrheats in thoarea Ripening

datcs bring out about the same differences Qlthough the sprood is not so grect

Height measurements vcre reportod from all except one nursery and the averages showed

KltmredJhrd FederCtion x MiIlJmrdi-Mintuxki (CI 11970) to be the tallest and Hope x Turkey 1069

(Cl 11964) the sholtest athel vaIieties shOUwd very little differcl1CQ in averag0 height

Lodging data were reported from four st~tions )J1d indicated some differencesmiddot ~he weak0si

strawed vrieties were l31ockhu11 E1rly Black1lull and CheyeIlile x ]1rly Blcckbull (Cl 12000)

The IGastlodgir~was reported for Nebrad Ivbrtin x TOJ1PlOrq3 (CI 11823) and BltLckhull x Ten

marq (CI 12102)~

--

faltb ~ -~ of Bence Fie14 of ZO wbhr whea YUieU cr- ill _Uelll Fie14 _erie bull U aUon in lla 1l8I4red riDur whea 1eC10nbull 1~1

a I t llpllle1 pH Ia I I Jtpe Pr I Japmiddotu COXon4lp I Ina f - 1tratIla ~I bull I I IJlaU-Illpell-l I I I I I I I I I I I I I I I I I 2 I

1 t 8Iie7 or I 01 IDa- 101l11l-1 1Ul41 1a1llAn- lBultI1J~III lAy I Ihr I Ay i a I Ir IAlA-IAy I I- Ia I _811 on I cohe(IlIi+(Drr 1l8p I - IftIlll 1lIuIk1~I_1 daDk 1001- 1p8n81 ZIJaIi-IJIaDJt I aohle I r-BaDkIUle Ia I I _4118114) I I I I I I 11M I I I I I I I I I

IIq~n z 8uaIq 1172 ~1 205 29 11 232 3 40 1 ~9 32~ 31tmiddotl 3 506 ~12 1Ns9 3 ]66 7 221 15 I bull 312 IlKarial i arq 1150 2O1a 151 281 19middot1 20 bull 31t l 1 352 386 1 ~~ 9 ~7middot2 5 middot7 5 llmiddot 10 211 t 30 I11_bull 11669 25middot~ 21 32middot0 lbullL2~5 I 31middot0 _o~ 29bull9 311 ~

3Tbull1S 19 ~ -~~l ~ 271 ll~ ~1_ I

llawnJOZ aDUlq 1156 21middot ll ~1 16 235 2 36~ 5 31middot3 30 ~lis ~~ ~3~2 13 280 bull 9 i

llured-IIuIlJe48laUonz8uaIq 11971a 2115 162 middot3 162 203 10 38middot0 3 2 ) 561~ 50middot5 2 369 6 2001 120 16 13 291 IIaouoie 11673 252 21middot3 236 16 217 ~ ~7 9 350 29 5 bull ~-6 5~515 1 5 1 22 l~O 1S1 12 29 IllallJ B181llt1ml1 Z auaJq

~=281 176 23middot1 15middot5 211 6 1 2 3S~ 31middot1 2 7~5 ~o ~ 19 0 272 106 I 7 291 I

lIaIlIet Z Blackmll ZO 11 269 169 206 9 JIJbullbull 6 1lmiddot7 ~ 210 lis 7 10 356 11 276 12 ZO~O ~ 212 I I

IO~lIIIile Z aazq 11~U 19middot 21 290 15middot0 21~2 5 ~o bull 6 276 30middot6 7 ~ ~0~7 11 35~ 12 2 1~bullJ 5 bullbull1 I~1ulJBlacldml1 IS 25middot2 18 1middot5 11 1middot3 12 llmiddot~ 12 6 1~ 260 12 ~9 0 ~o 9 32middotmiddot16 32middot5 lG217 1 269 I

1~1Di ellMIq 1112 middot215 181 26 lla ZO2 11 32middot5 io 261 226 2~1 11a ~6 400 ~5 bull t 7 10~~

1011~bullbull 16 265 I Blokml1 6251 21 llal 21 10 17~ 15 2S1 15 211 ZO5 2~ 15 ~ 509 ~7middot1 ~6 l 17 11 26 Iilaprell-llull JederaUonz II1Ilha141- IIi lIiDUrId 11970 196 10 211a 12 11 l ll 12 26bull 262 26 11 52 l Zf-l li 1~ 206 l 120 ~~

260 IIJ~_ a011iDe eleoUon 119n 182 12 22- 5 156 19 31middot5 11 ~bullbull middot215 25middot71

~~ 1 ~ 1 221 1 1 260 1Ie_et 1~ 221 102 21a6 10 169 17 - 267 18 2 186 218 19 ~t ~~6-11 110 2 2~2 128 18 11 ~~ lliope Z alureilD 1~~ 25 1~2 290 17middot0 20~ 7 27 19 27 26~ 27110 1a52 ~ ~ 18 27~0 20 18 1 1 18 7 IlliieIkof 13middot0 111 2 1~ 15 20 271 i7 27middot2 12 227 11 ~7 31 1 1~ 36middot6 7 225 150 11 bull 2~ IlIaDJoe4 Z Iope-Bar4 JeIlerUOD 1115 2middot3 12 2lJ 106 170 16 29~ 1~ 260 21~ 2middotZ 16 ~7~1 ~7 1 15 ~9 l1 12 0 li ~7 23middot I1bDie4 z IIope 11976 212 11middot7 250 12middot5 17middot6 lla 27middot~ 16 25middot7 215 2 17 la 2 ~s 12 27middot1 19 18~ 1~9 12 1 2 IICClllp01Ul4 orobullbull 11971 1~9 11 26 16 15 18 22middot7 20 20 207 20 20 1 3l~ rlmiddot 20 212 18 11 5 10 20 21_ II l-

~I

-

Leai rust

Varieties roving

- 52 -

reodings were reported rom five und stem rust reodings from twomiddot stotions

low re~ngs for both diseosos were Jomiddotllee KvlVole x T~qmiddot(CI 1195Gi)

Hope xT~key 1069 (CI~ 11964) Hope xChcy~rme(C~I~ 11969) und KovNQle xT~1IllQrq (9I

11992)

Kernel plump~Ss data were2e]orted from two statio~ aha these havegtbeen averaged and

DATA mOM TREDlSEASE mmsmus

Bmfr NUElSmY

For convenience tho doto from tho vniform Iilinter nhcot bunt nUsery ore includod in this

report Tl10se dnto (table 24)Tore ~ecurec1in cOQpcr~tion with AgroiJqmist s O)ld Potllologists

working in the area

j

f

1

- 53

UNITED STAT1S D]PAaTMENT OF llGRICULTURE

Bureau of Plant IndllStry

SUMiYIbEX OF THE GBElu PLAINSmiddotUN1FOBM WIhrm~ BUNT NUESmY 1941

By HI A Rodenhiser Pathologist and K S Quisenberry AgronomishWheat Investigations TIivision of Cereal Crops and Diseases

The uniform winter wheat bunt nUrsery for tho Great Plains area wos continued in 1941 inthe same manner as in previous yeaxs This report presents 0 sumnnry of the d1toobtoined in1941 together vlith lbhe averages formiddot the vaxietliies grown dUring different periods from 1932 to1941bull

In the fall of 1940 50 varieties and stroins of uinter wheot were SOVl1l in duplicotC8-foot r01S ot- ten stotions in the GrCtJt Ploins and ot BozemaJ1 1bnt KecrneysvilleW VoBeltsvill e M4 and Logan Utah BeCouse of unfovor2blc environracntalcolldit ions for bunt Jonshyfaction or subsequent plont grovrth no cL-m VlOre obtolned in the nuDseries seeded at- Lincoln andNorth Plotte Nebr and at St Poul Ivlinn ThedJta from 10 nurseries axe averaged The SllUt trot developed in the Logan utah nursery was caused entirely by the so-called dworf bunt orgOroniso and therefore the infection pcrcQntltgcs ore not included in the averages for other stationsThe nurseries included vorioties that hud shown resistw1ce in previous years and Igtromsing nm7strJins supplied by sevotal of the cooperat ing stat ions

Inoculuo for nost stations inS obtained fron the previous years IfUrsery at that stationby selecting bunted heads poundroD all infected vriGtics end froD collections DQrle froD faroersfields in the State where the test was made For the IvWiliatGan eXperioent the inoculum laS acomposite of racos knovm to be present in Kansas For the Kearneysville and Beltsville teststhe seed was inoculated with a cotlposite Dade 1lp of inoculum frOD all of the other nurseriesClean seed vms planted in the Logon nursery Q1d infection resulted fron the soil bormc organisn

The vurieties axe listed in order of the avertge infection at the 10 stations Thesemiddotaverages ranged fron 01 to 671 percent The average infections for SODe standard varietieslere as follows Ridit 20 Relief 26 Hussor 32 Minturki 91 Yoga 95 Nebred 103ond Oro 172 Of the susceptible check varieties Kh1Xkof had an average iIlfcction of 360 Cheyenne 39bull0 Quiviro 518 and Chiefkwl1 671 TJO hybrid strains hnd averogo infectionslovler than Ridit These were Oro x Turkey-FlorQamp1Ce (F9) and Hussar x Kmred (CbullI 11989) Fourselections fron the cross Hope x Turkey 1069 bad aver~ges 10Ter tlDJ1 the porelit varietyTurkey 1069 (CI 10016)

At the bottom of the table are shovm the average infections by stations rhe heaviestinfections with inoculum other than the dwarf bunt vmre obtained at Bozeman Ivlont Fort CollinsColo and lviurJbattan IWns A study of the lbnhattan Akron Fort Collins ond Bozemun dda gives some indication that different races mltJY be present ot these stations The behavior of thevarieties at Logon is of interest in thlt some of those eorrring rOpoundistance to the races presentin the Plains are also resistant to the dvrnrf bunt present at Logon In other cases strains trot

are quite susceptible on the Ploins see~ to be ~oderotely resistent ot Logon

Longtine averages are shovlD for vorieties gr~m for more trAT) one ye~bull For the period1932-41 Turkey 1069 (CI 10016) Nebred ond Hussor hcvo the 10middote st avero~es For the 3--yeorperiod 1939-41Hope x HussCX (C~I1l834J Relief 2nd Hepe x Turkey 1069 ~CI 11964) hmiddotweshmm the nost resistance Severol of the vcrieties trot mve beon highly resisttnt in thesetests and are othervlise agrononica11y desiroble axe being tested llith individ1U11 races tht havebeen identified in all of the wheot grovling areaS

bull j

i

86

j 1O~106101

7middot96

middot_----~----------------~~-~-~------~--------------------

rI

55

UNIFOBlvI WINTER vrnm RUST NURSERUS

In t~bles 25 ~~ 26 ore presented dQto qn severity of le~f~rust md s~g~~~t infection

on the 30 voxieties qf winter vThed grown Ll rust obss~tion nurseries t~ltgQgheIJ~ tho oountry

in 1941 These nurseries Jre LUintained froD yeor to yecr ~s part of n J1Jert ~elQUrQh progrno

corried on Ll coopcrotion ui th agronorUsts and patll010gists erployed in the ~evoru Stdes CODshy

cerned Lcter t 0 cooplete report of these nurseTies ui11 be issued 8c1d th9 rust percotCges my

not agree ent irel rlth those presented here since the clto sItovm in this less de~oilecl raport

include only figures for the severity)f infection

Differentiol dato for leed-rust hlfection -rare obtdneclfor the vcriotips ot 20 stotHJlS

(toble 25) In cnlcul~ting the over~get Q trace (T) ~ns considered2s equal to O Aoong the

seuihJrd whects Hope x Russlr (CI middot11682) Hope x Konvde (CI 11959)~ ~lcl Red Rock x BGpe

(C o 11821) Ind the lC)VTest ovemge infoctions Of the lnrd VIhBats IIt-uqui110 x Oro (CI 11979

and CI 11851) t Hope x Cheyenne (CI 11969) a1d tavrvnle x Tenrnorq (CI 11956) had averoges

less thaR 20 percent In the snme tests susceptible voriotieshad aver~ge infections of from

60 to 715 percent

Stem~rust readings showing differential reaction wore raported from 13 stations (table

26) Among the hard wheats the mosb pronoun~ed resistancQ vJUsmiddot shovm byHopb x CheyOJlIle (CI

11969) Hope x Turkey (CI 11964) Mnrguillo X Oro (C~I 11979 Cw1d CI 11851) t ond R-044shy

Minturki x lVJinturki (CI 12022) Of the semihard mGQts Hope x Knvrvole (CI 11959) and Hope x

HusstX (CI 11682) md low nveroge infections

Toblc 25 _Severity of 1e1 rust infection on ninter nheQt vQrieties gravm in the Uniform Rust Observation Nurseries in 1941

VGriety or cross

~

5355 302 50T+ 25

15 305 15

1 70T 501 65T50T 35T+ 10

T 301 50

1 65T+ QOT 5o 10o 1 T 25

0 25T+ 30

T+ 30T+ 45

433131054 4128

30 13313~3

806570

70 36765 11975 56770 46460 24460 26140 180middot25 15835 15465 21865 190

170 261

80 63 080 71535 35880 64910-63 390Q5 8HO t9 010 t5a I1099 OJ

15 117 m15 124 I

65 245

B565

100100

6520202540202515

46 SO10 50609025 5T 10T 70

2S 1525 lt1585 6040 80

T 255 40T 25T 255 Z5T 25T 10T 20

251015

TTT

20355

2010

15203030

52020

101010

1

30 25 80 - 9025 60 80 9015 5 80 8020 65 80 9020 -40 60-8Sshy20 85 90 10030 40 60 9010 T 25 10

1 T 20 105 T 10 20I T 10 20

T 10 40

70502060eo6070101015

510

753075

55

10

106080704030401510102015

9595809595959020

5Q

5070

7010100102010

100100100100middot

75202020

T55

20

30506030104020

TTT13

503080TTT

75 5060 7060 540 8070 middotmiddotmiddotmiddot6065 9085 4040 T

3 23 2

25 T20 20

25351575T5

JO30504040252020

55

103

9090gt9595Sfr80857570657030

8585

51060G5

8090

70207580556570551095

2525402510

TToo

oT

402585-~

T

-

85100

254065shy6525

5T

3T

10

3525middot9590

52525TT

105T

759510

10085

10075

5252

15

5060

100TTT

35

2525

325

3T2T

3

225615

115

5

)5252010

5352middotJ

515204025

60 7560 9510 545 10000 100Z09015 20

5 55 T

30 T3 T5 T

355

75T5T

7590306585-85452010101550

1530

57

1055

-0ooo1+

607075551045

51020656065

40755580755520

3551

20

T122

5211T

502510

253010152510

51TTE+5

TTT5

51020TTT

152025101510101515201015

50754050404020

T

fSoit Bed ~hignn Amb er 5620 751 TiUIllbu11 5657 80~~tDcnton 8265 50ti bullbull M(3Jster 6471 90

~tmiddotgtoiit~~~ioncon ~f~ ~gampi Purdue no 1 11380 80r~WijDas1i 11384 60t middotEUitzsel x Hungarian 11849 50~Fultzseh x HungaXion 11850 45~rbulll ~tz sel x HuDgorian120l7 30)middotFultzsel xTJWIlbull 12018 40

~H~eHt~=Redmiddot 4843 50~l Kawvale 8180 ~ 35 I~nt~~i 6155 50I Hope~Hussor 11682 20 HQpc~ KuwvrUltl 11959 20

Red~o~k x Hope 11821 35

atI~ ~ep7 51 A6 I~liiiiibda J 50 Tcnmarq 6936 65

Kharkof 1442 75Mala~of 4898 80Comanche 11673 40

I Pawnee 11669 30 Kawvale x Terimarq 11956 35

Marquil10 x Oro 11851 50Marquil10 x Oro 11979 30HOpe x Turkey 1069 11961 25Hope x Cheyenne 11969 20E-41oMinturkix Minturki lAJ22 70

~ -l

=_---~------------ ~----------------_ --~~~_-~~~

Table 26 - Severity of stem rust infection on winter wheat varieties grom in the Uniform Rust Observation Nurseries

11lJ~J

in 1941

----[AverC1ge for I13

stations I

I519467500515492538 j488566 1

558 CJl591 -J

535 I-

535 j

467 j

290 219 i

5-919 ~

318

18320028828513818613~8

4429220511

1

)

--~---

30 100 75 T- 30 100 65 65 20 65 2035 100 80 T 20 lOO 65 60 15 65 1530 100 80 T 20 100 65 70 15 65 3035 95 85 5 20 lOU 65 70 15 65 3540 100 70 5 25 100 65 70 20 65 545 100 80 5 40 100 40 80 25 60 3545 85 80 20 20 100 60 70 20 60 1550 85 86 10 30 100 65 80 20 80 4040 90 80 20 30 100 65 80 20 70 5050 100 88 40 40 100 65 70 10 80 5035 100 90 10 40 100 65 60 10 70 4555 90 85 5 WO 80 60 5 70 40

10 75 90 25 FO 65 60 5 65 T10 90 40 10 15 90 20 15 2 25 25

5 20 60 T 15 80 15 20 5 10 10T+ 10 T 0 25 5 10 1 T 20

15 T T+ a 5 5 T T 0 T T10 60 0 20 lOO 25 45 15 25 -10 3 25 10 20 90 5 -~ 15 T T20 10 25 0 15 75 20 10 15 T T25 - 15 55 0 30 100 25 20 15 l 10

5 20 60 T_ 20 100 25 25 25 T 1020 T 20 0 15 80 5 T 5 T T20 5 45 0 15 90 10 15 5 2 T15 5 10 0 15 90 10 T 3 1 520 5 5 D 5 T 5 3 T T10 T 1 0 5 10 T T 2 T T

5 5 0 0 10 5 T 1 T T5 0 T 0 0 T T T 2 T T

30 0 2 0 10 T 5 2- -T T

0 e IMchigan Amber 5620 40 65Trumbull 5657 2 50Denton 8265 10 65Fulcaster 6471 15 65Ivioditerranoan 3332 5 70Minhurdi 5149 10 80Purdue No 1 11380 10 50Wobash 11384 25 65Fultzselection x Hungarian 11849 20 60Ful tz selection x Hungarian 11850 15 60Fultz selGetion x Hungarian 12017 10 6~

FultzsGlection x Trumbull 12018 2 50SBmihard Red

HUssar 4843 T 65Kawvolc 8180 T 35Minturki 6155 T+ 45HOPe x Hussar 11682 T T

HoPe x Kawvolc 11959 0 TRed Rock x Hope 11821 T 50

Hard HedtKnnred 5146 0 60TeIlll18rq 6936 T 70Khurkof 1112 T+ 75Molukof 1898 T 80Comanche 11G73 T 35Pownoo 116G9 T+ 35rowvule x Tonmorq 11956 0 25M1rquillo x Oro 11851 T 10M1rqui110 x Oro 11979 T 10Hope x Turkey 11964 0 THope x Cheyenne 11969 0 TH-44-Minturki x Minturldl 12022 0 T

Is ft R d

Variety or cross

Ii

~bull~bullbullbullmiddotbull1

~ ~

J

-~

rmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddot

~

Table 18 - (Continued)

276 7262 926-1 8

239 11243 1022-6 12215 13211 15215 13207 16182 -20205 17W6 18184 19

25 2) 43 5 52526 25 42 40 48527 25 42 60 47025 25 42 50 45224 25 43 5 44820 2Q 43 90 pound13bull726 25 middot14 25 t13~5-

23 21 41 50 13525 25 42 20 middot12~9

27 25 -11 5 middot2325 2lt1 39 10 U7

~ 26 26 42- 75 lt10322 2] 42 -50 38026 2$ 11 75 37625 2~ 43 50 37826

2~ t17 60 371

27 25 10 5 36325 25 44 80 36_025 ~ -13 5 31125 25 42 50 29~8

-26 25 45 80 297 28 2q -11 50 288

27 26 43 90 27526 26 39 60 26927 26 38 85 268

28 28 38 75 25729 28 -12 90 251

-ZS 26 12 80 24~1

27 26 39 80 21~1

10 IG 43 00 19(5

11950 1197411972121041199211952121031210611669119561196111999120001210111973li97011969121021210511673118411182311971119751197611977

14126251

1009lt1middot8856

----aJmiddotmiddotizcrogccr Survival D1e1r _ Rc)ight 1ecd rust cro

number Hoadcd Ii~1bullbullbullo L bull JLcld-----=-=--Lr-Fpcrc-6it 1f1y upo -h n--ch-os--Ircontj (BUSh91s)-J~~----I-

10090

100769391908396

10086

96100

98$8

10088806577

~ 8580

100 63

7677

10096

10098

Standard errorof a difference betw~en the mean yields o~ any twovaxieties - 536 bushels

41 _

Table 19 - (Continued)

Akron Colorado (Five plots)

12105 Way 26 23 545 lS212106 May 28 22 55~0 17111952 Wey27 21 565 14711972 Juno 3 19 57s 14711669 May 28 21 550 14111970 llfiav 29 23 500 139

88q6 May 26 22 560 13611971 lVlay 31 20 545 13511999 June 1 20 570middot 133118t1lf1 IYhy 31 22 565 13312103 Juno 2 20 560 13011S92 l~y 31 19 540 12612104 H~ 30 21 570 12510091 Juno 3 20 570 12512000 IVlay 2821 5middot15 12-4

6251 Juno 2 21 560 1l4n950 (ny 29 21 515 11Zl1S6l lihy 31 13 535 11212101 Juno 3 21 545 no11Sn Juno 2 21 535 10111823 Juno 3 20 540 S911875 lihy 27 IS 560 S112102 ltby 31 21 560 09

14-1 Juno 4 21 560 3911S60 Dune 3 13 550 C711S76 Juno 1 19 5middot10 G611673 ivhy 30 21 500 8511973 Juno 1 20 555 C2

I

11077 Juno 3 18 5middot~5 amp2

11956 Juno 3 10 =--i=5G5-r--~fiF--5=-3r__Stondord orroref Q difpoundororico betwoen bhomonn yioldsmiddotOf QIlJ two vC)riotios -Z09 0ushols

Seeded September 11 emergneSeptembor 17 1940)

I Height --jmiddotweight per=1~vCi~ampO9Cro-[1 C~Ic7llJ=lmib-=o=r----L --Datoh=o=ad=cd I ~ bushcl __-Z_~ __

(Inchos) bull (Pounds BusholS III

I

III

I

I

I

f

Table IS - (Continued

rorbCol~ins Colorodo1(Fjvoplots)

8

20

147

11181617

131012

85

1419

459503~

1734U415~

449

i

46-147547l4S9506459 433

- -- o---~-~- - - - ~--7-IA-V-QrccCtgc~Ocro-t Yield f

el no rDatQ-- - ~lield--1Avertlgc _1~lbii4~h~k=gt ~ush61s) ushels) 1

11(71 May 2D middotlD a GS3 567 1 Ii

llC70 llny 31 _ 52 O 640 523 311673 lvny 30 50 0583516 4 I12106 Iby 29 bull __ 51 a 570 111823 June 2 48 a 566 506 5li950 lviay 30 _ 49 a 560 54~ 2

- 12000 llilay 30 50 0 5601~105 May 28 j 53 0 5608$56 lvhy 27 52 7 557

11971 June 2 51 0556 12102 June 1 46 6 548 11973 lJby 31- 48 o 54311952 lvhy 29 49 18 537

-11975 lvby 30 48 0531iUi56 June 3 46 a 526i19n June 2 46 3 525~ii6S9 Fey 30- 48 deg 52111976 June 1 47 o 50611999 June 1 47 14 506il992 lJaiy 30 47 32 504

11811 June 2 48 18 lt199 12101 June 2 middot16 14 499 11-12 June lt1 48 32 182 6251 lvhy 31 48 1847411969 June 2 47 0middotmiddot lt17010middotj94 June 3 17 a 463

12103middot June 3 48 a 160 )1977 June 3 46 a 458

1196middot1 14ay 3C)middot 16 5 457 12101 iIay 30middot 19 0 MS

H bull i bull

StnnaDrd error of a diffcreiiCC ~otwccn thcmc(]l] yiqldOs of iinytvio voriotios =546 buShels

I

~

- 43-

Table 19 - (Continued)

scsperus ColorC1do(Tl1rce plats seeded September 27 1940)

Imiddot n~~rr ~~~l--=uigh ~

porRDnkbushel

I I ----- -~ ~ugust=- ltInches I POUoJds) ---

6251 10 4-1 63 618 509 2i llSn 10 ~ -12 63 5604 419 3

10091 8 l ~ 10 62 558middot B2 -0

ll673 middot12 62 539 514 1()

8856 5 J laquo 44 63 492 440 711974 9 42 62 475 443 4

12101 10 lt 44 64 474 12000 8 42 63 463 ~

12102 12 44 62 458--11823 10 lt13 60 456 400 1011976 12 40 62 lt156 442 5ll81fl 9 44 63 451 408 911972 8 flO 62 4t 472 3ll950 6 n 02 -134 399 II

1112 9 42 62 428 388 1211973 8 41 63 123 370 17ll969 10 12 61 418 343 1911992 8 14 62 -11-7 11999 8 11 6lt1 -n7ll961 8 lt12 62 n~

ll669 7 f bull 38 63 107 378 1412104 12 44 62 10412105 11 44 62 404ll956 9 14 63 101 374 1512106 11 13 62 39611975 12 42 62 394 367 18ll952 3 40 64 377 310 2011977 10 38 61 357 374 1512103 12 44 62 M9ll970 11 45 62 329 388 12

bull Standard error of a difference between the IOOan yields 6f any tWQvaJieties = 768 bushels

f

I

Table 19 - (Continued)

1- ~

t ~ bull

o14

AIDos Iowa (Jiourplots)

10094 69 588 288 403 212101 26 E86 255 fl1442 34middotmiddotmiddotmiddot 528 247 366 7

11950middot 51middotmiddot 554 221 377 -511999 middotmiddot 45 588 22111844 51middot 578 220 356 1111971 1-3 556 220 424 111972 35middot ~ amp72 208 366 711956gt 55 590 201 364 912103--- sa 587 195 11952middotmiddot 66 588 170 390 412104 ~ 64bulllt middot585 16812000middot t 579 16211669 78 S~r4 16-1 391 311992 10 573 16111974- 61 543 160 369 612102 2~ 598 158

6251 78 579 155 346 1311973 54 586 155 354 1211823 li4 544 154 357 1011970 28 5704 114 342 1411673 60 563 139 33 1511964middot 51 579 1358856 18 581 119 328 16

12109 J 15 563 9511977middot 6Q amp0 2amp2 1811975middot 71lt 72 299

_ J 17-

11969 86 ---- 57 270 2012105 13~- -_ 4111976 _5 32 271 19 l_

~~~df~~e~~let-~en

Standard

the yields ororyy two~6rieties= 249 bushelsbull-

error mean

- 45 -

Table 19 - (Continued) L~col~ebraslm

(Five p1ots~ seeded acpt01~er 25 emerged September 30 1940)

9

8

13456

715

17

161814

11131012

227221232225

1965186207

32~5 280 21t7276 272

--~l~till~~r gtti~~ - ~f~1-ei~~0 vre~-~TICJlV~ Jlvera~~clf==1 ~~~~_l~rvival)le~~do~rmpeIreacti~zrl_ _ J bush~l- ~~el~~ 1940-~L ~~1k_1

Pc -ilij June 1L1) -Wosf Bu ~Bu- I11950 65 29q4 22 35 568 317 316 2 I

11992 6525 25 34 557 3098856 69 P 20 3 36 592middot 295

11956 66 2pc 26 2 32 57r 28011669 65 33lt 24 2 34 564 26811844 56 25 27 3 36 568 25811952 702~ 20 3 35 58824412102 5626 27 3 33 57 7 22112101 61 26 27 3 32 568 19411973 57~5 26 3 34 55~(j 19112000 51 43 25 3 33 55~4 18610094middotmiddotmiddot 84 Z6 26 3 32 543 17411964 56Z6 25 2 30 51-0 17111971 74 Zo 26 3 34 518 154 11972 60~7 27 3 32 518 15111673 57Z5 26 3 34 526 118

1142 76 Z7 c 28 3 34 550 itG11999 46Z7 28 3 31 539 14612104 44 Z5 28 3 32 amp-10 137

6251 69 ~rlmiddot 28 3 34 550 13511970 63Z6 26 3 37 510 13~iJ12103 middot16~7 27 3 30 539 13311823 51~7 28 3 31 17-2 13211969 - 52 Z7 27 1 32533 13611970 13 ~6 27 3 28 195 12312106 41 35 25 3 30 510 -110111975 29 (37 28 3 28 190 6612105 29 AS 28 332 510 6SllSn 39 29 28 3 2810 55 174 20

I 1197e~ __~~ 29 28 bull 3 2747~~_54 185 19__1

Standcud error of 8i differ9nc~bet~loenth9rmoan yieldsQany1-wbV1arieties 298 bushels

l 1 and 2 arc degrees of resistance 3 and middot1 degrees ofsliscoptitbility

f

46

J

109 10

106 1191 17

120 994 15

106 ll101 1393 1679 2090 IS96 14 G5 19

Ronk~-

i150 2 t141 4

I154 1

137 5147 3 I

130 6

128 7124 S

Table 19 (Cont inuod)

AlliOJlce NebraSka(Thiee plots

C~I

number

12102 80 JiinC3 21 610 21312101 88 Jime3 3() 625 206

1112 88 JuneS 27 610 1$911669 85 June 2 20 605 lSS11972 83 JJine 3 19 615 lS712103 gO JUlle2 20 600middot 18~9

6251 75 JUIle2 23 620 bull lS~311973 87 JUiEl 2 19 615 lS111673 85 June 2 21 610 IS )12105 60 J~l 23 605 17910094 97 Juil3 4 18 615 18-511844 90 Jun13 1 20 EiOO 15~912104 middot83 JUfl92 20 595 15712106 $3 JL1Q 1 22 590 1511992 S1 Junel 21 56~0 15311964 160 June 2 19 580 119

8856 83 Yay30 20 590 13411999 88 Juile 2 17 600 13312000 ll8 JUIioZ IS 595 13311950 87 JU1Q 2 17 570 12middot2U969 90 Juno2 17 590 117nS74 88 Junel 18 580 ll6ll91 92 June 2 17 575 ll211952 M Juno 2 16 58middot0 1071+823 87 June~l 18 580 10311970 OS June 2 18 610 9911979 68 Junc2 19 585 8611975 15 Juno 2 21 585 B911906 ~3 JUne 2 17 575 061197 78 Juno 3 19 600 84

Standard error of a diffcrcnCebetwoonthe moan yi~lds of ~ly twovarieti~~ = 389 bushels

iL-s

- 47-

STANDARD EBROBS

Standard errors were calculated for each station as outlined on page 21 of this report

In table 20 will be found the number of plots t average yields and standard errorS for the unishy

form nursery grown at each of the 12 stations~

9-411512

7middot63575

132227237145

187321335205

265453474290

696 492 348 891

369 301 213 719656 5~36 379 1057

331 209 148 1279864 546 386 7329 Ll0 7~68 543 1228

353 249 176 1101

1 73 298 211 1234188 399 282 19~25

---_

Imiddot -l__Stl1daril er OJ opound a ---_== iSbgle~DifferOJ1Ce ~l 1

I plot between oeDLlS lfuSlio-rs=~rcenr

(Bu~hols BUshcs Ij

ITexns

Denton 4 1403Chillicothe 4 1501Bushland ~Irrig~ted) 4 3105Bushland Dry) 4 252i

OklahomaWoodward 4 3904

hJsosIvbnbnt t an 3 2964hys 3 3585

ColoradoAkron 5 1157Fort Collins 5 5270Hesperus 3 4416

IowaAmes 4 1599

NebraSkaLincoln 5 1710Alliance 3 1465

Table 20 - Nwnb)r of plots averGge yield and standard errors for the uniform yield nurseryat each coopmting station in 1941

NUmber -+---XVerageStation of yield of

~lots vDrietiesbushels)

SUIJlifLBY OF NUBSERY YIKLDS

The yields of the 30 varieties of winter wheat groW1l at 12 stations (13 nursories) are

sWllIIlnrized in table 21 whore ~he varieties are listed in order of the 13-nursory average yield

These avemgcs arc of int erost only insofar 1sthey shaw the generai adoptat ion of the vcriety

A more detaile~ study is possible i as the vcrieties also have been Dvercged and ranked by Stotes

Pmmee hDd the highest aVerage yield in 1941 rhis v2riety rankod first in ~exns ol1d

f Nebr1ska sixth in Oklahoma and Kansast f()(rteenth in Iowa ord seventeenth in Colorodo In 1940

Pmmee ranked second in the nursery and again made its poorest record h Coloiiado Cheyenne x

Tenmarq (CI 11972) rnnkcd second ~~ing its best record in K~s~s ~his strain ~id the highest

average yield in 1940 Li third place WC1S KalTv2Je x TOl~rq (cr 11950) a wheat that ros been

high in yield for sc)voral years in spite of a tendency to shcttor under certain conditions

KamiddotNalO x Tenmarq (CI 11992) rOJked fourth culd KDxNnle x ~e1llIDrq (Cel 11956) fifth ~he avo

rage yields of the four leading varieti~s differed vGry little It should be lintcd out that

tho first tlOlve vorioties had ~oxmrq as one parent In this sune group four varieties rod

KmNale os one Drent DLid i~1 three cases CheYOJu1e laS used in the ClOss Eighteen hyblid strnini

rI

IrImiddot

I

bullI I -- per acre Iz IN1rm Iemiddot Iowa eP~1rP CoIOrte1o pound ~

ii C~I I lIuh- 1 I I I I I I 1 ~ I I I J 13 I=~ i 1Cldl-1 1IIiu1 1aIIilble- JIBIIIlIOOl1-middot~ 1AIlbmkl ill8$iLi_ AlU-A~ BamkJori aAllnDdleit- Ae-JIaak1 I S~ 1 u- DIF (rnc~ -- rampampel 0middot I colin aileerace middotJCol- i tPenalftCllI lut1eot1IenAllid)_ I ~ bull I bull 0 I I bull UD I Imiddot I

I

III

Jampbull

I -

iftliaart errOl o~ bull _ (1IuIIelII) 132 227 1115 2- 096 21 3079 211 1middot16 211 2~12 116 86 1118 5middot1l 228 0 080 J I Is~ error ~ bull _ (~) 91l1 1512 515 16 5005 1middot91 11910middot51 639 1101 12- 19025 nll 132 1219 ~2I 6JJ 11l II I

- 49-

ronked obovc Faxly Blockhull ond 21 nere obove Blackhull OCld Nebred Again the Hope crosses

failed to give good yields as Hope x Tuxkey 1069 rmkcd cightcenth Hope x Cheyenne twenty-fifth

Qlld KlJlred x Hope tVlCllty-ninth In the 1941 nuxsory three strains had [werage yields lamr thDn _

Khnrkofchock

Tvrenty varieties have beon grovm iE the nuxscry for the 2-yccr period 19middot10-1941 Clt 11

stations vlith 12 nuxseries These dnta are presented in tob~e 22 lhcre the yields are avoraged

by States and the vC1rietics are listed in order of yield at all statiolS Cheyclmo x Tel1m~tq

(C I 11972) bad the highest avercge yield being consistontly high at 011 sttions excGIJt in

IO7au1d l~ebrcsko uhere wintorkilling wos heavy KavJValo x Tenmarc (Cl 11950) roikcd second

and PmJnee third These tvro strains had consistentB performuncos except trot Pavmee roc1ked fifshy

teenth in Colomdo Kawvale x TC11lIlurq (Cl 11956) ro1ked fourth COlIiltlIlChe shth 1hrly Blachshy

hull tenth and Black~u11 tvmlfth Nebred and warkof hnd avcroges considerobly lovlOr tlmn the

earlier vcxieti0s Etrly Blockhull x TollJDXq (CI 11952) hod 01 IverG-go yield considerably

higher Uwn Fcrly Blackhull In spite of tl-Je viintcrkilling ct the more northern stations grom1g

nurserios in 1941 tho oorly lalf-rustresistCJ1tvcrioties rlgcin rere at the top of tho list

for yield

Dato for c1klXocters other than yield cxe Qvorcged and presented in table 23 Since all

stations did not report the same datathe number of stations entering the averages is shawn at

the top of each column

Winter survival data show Nebred to be the most hardy variety in the nursery TvJO KltUlrea

Hard Federotion x Tenmarq strains (CI 12105 amp1d 12106) proved to be rather tender The rest o~

the varioties lu1d survivoJsthnt variod aver a I11frOVl rongo bull

Farly Blocld1ull is still the earliest vorioty in the nuxseryAt cleven sktions ipound 1VG-o

raged two days oarlier in headbg tlJDn Ebrly Bladldlull x TenmGrq (cr 11952) and three days

earlier than ChcyoTJ1Je x Thrly Blockhull (Cl 12000) Sevoetecn hybrids in the nuxsery rod rnv~

rage dates of he1ding e1Tlier thlt-n Block1mll ~Xkof ws the latest V1rilttty in thG lIllrSor

This gives a clear picture of the empmsis being ploced on cCXly vrheats in thoarea Ripening

datcs bring out about the same differences Qlthough the sprood is not so grect

Height measurements vcre reportod from all except one nursery and the averages showed

KltmredJhrd FederCtion x MiIlJmrdi-Mintuxki (CI 11970) to be the tallest and Hope x Turkey 1069

(Cl 11964) the sholtest athel vaIieties shOUwd very little differcl1CQ in averag0 height

Lodging data were reported from four st~tions )J1d indicated some differencesmiddot ~he weak0si

strawed vrieties were l31ockhu11 E1rly Black1lull and CheyeIlile x ]1rly Blcckbull (Cl 12000)

The IGastlodgir~was reported for Nebrad Ivbrtin x TOJ1PlOrq3 (CI 11823) and BltLckhull x Ten

marq (CI 12102)~

--

faltb ~ -~ of Bence Fie14 of ZO wbhr whea YUieU cr- ill _Uelll Fie14 _erie bull U aUon in lla 1l8I4red riDur whea 1eC10nbull 1~1

a I t llpllle1 pH Ia I I Jtpe Pr I Japmiddotu COXon4lp I Ina f - 1tratIla ~I bull I I IJlaU-Illpell-l I I I I I I I I I I I I I I I I I 2 I

1 t 8Iie7 or I 01 IDa- 101l11l-1 1Ul41 1a1llAn- lBultI1J~III lAy I Ihr I Ay i a I Ir IAlA-IAy I I- Ia I _811 on I cohe(IlIi+(Drr 1l8p I - IftIlll 1lIuIk1~I_1 daDk 1001- 1p8n81 ZIJaIi-IJIaDJt I aohle I r-BaDkIUle Ia I I _4118114) I I I I I I 11M I I I I I I I I I

IIq~n z 8uaIq 1172 ~1 205 29 11 232 3 40 1 ~9 32~ 31tmiddotl 3 506 ~12 1Ns9 3 ]66 7 221 15 I bull 312 IlKarial i arq 1150 2O1a 151 281 19middot1 20 bull 31t l 1 352 386 1 ~~ 9 ~7middot2 5 middot7 5 llmiddot 10 211 t 30 I11_bull 11669 25middot~ 21 32middot0 lbullL2~5 I 31middot0 _o~ 29bull9 311 ~

3Tbull1S 19 ~ -~~l ~ 271 ll~ ~1_ I

llawnJOZ aDUlq 1156 21middot ll ~1 16 235 2 36~ 5 31middot3 30 ~lis ~~ ~3~2 13 280 bull 9 i

llured-IIuIlJe48laUonz8uaIq 11971a 2115 162 middot3 162 203 10 38middot0 3 2 ) 561~ 50middot5 2 369 6 2001 120 16 13 291 IIaouoie 11673 252 21middot3 236 16 217 ~ ~7 9 350 29 5 bull ~-6 5~515 1 5 1 22 l~O 1S1 12 29 IllallJ B181llt1ml1 Z auaJq

~=281 176 23middot1 15middot5 211 6 1 2 3S~ 31middot1 2 7~5 ~o ~ 19 0 272 106 I 7 291 I

lIaIlIet Z Blackmll ZO 11 269 169 206 9 JIJbullbull 6 1lmiddot7 ~ 210 lis 7 10 356 11 276 12 ZO~O ~ 212 I I

IO~lIIIile Z aazq 11~U 19middot 21 290 15middot0 21~2 5 ~o bull 6 276 30middot6 7 ~ ~0~7 11 35~ 12 2 1~bullJ 5 bullbull1 I~1ulJBlacldml1 IS 25middot2 18 1middot5 11 1middot3 12 llmiddot~ 12 6 1~ 260 12 ~9 0 ~o 9 32middotmiddot16 32middot5 lG217 1 269 I

1~1Di ellMIq 1112 middot215 181 26 lla ZO2 11 32middot5 io 261 226 2~1 11a ~6 400 ~5 bull t 7 10~~

1011~bullbull 16 265 I Blokml1 6251 21 llal 21 10 17~ 15 2S1 15 211 ZO5 2~ 15 ~ 509 ~7middot1 ~6 l 17 11 26 Iilaprell-llull JederaUonz II1Ilha141- IIi lIiDUrId 11970 196 10 211a 12 11 l ll 12 26bull 262 26 11 52 l Zf-l li 1~ 206 l 120 ~~

260 IIJ~_ a011iDe eleoUon 119n 182 12 22- 5 156 19 31middot5 11 ~bullbull middot215 25middot71

~~ 1 ~ 1 221 1 1 260 1Ie_et 1~ 221 102 21a6 10 169 17 - 267 18 2 186 218 19 ~t ~~6-11 110 2 2~2 128 18 11 ~~ lliope Z alureilD 1~~ 25 1~2 290 17middot0 20~ 7 27 19 27 26~ 27110 1a52 ~ ~ 18 27~0 20 18 1 1 18 7 IlliieIkof 13middot0 111 2 1~ 15 20 271 i7 27middot2 12 227 11 ~7 31 1 1~ 36middot6 7 225 150 11 bull 2~ IlIaDJoe4 Z Iope-Bar4 JeIlerUOD 1115 2middot3 12 2lJ 106 170 16 29~ 1~ 260 21~ 2middotZ 16 ~7~1 ~7 1 15 ~9 l1 12 0 li ~7 23middot I1bDie4 z IIope 11976 212 11middot7 250 12middot5 17middot6 lla 27middot~ 16 25middot7 215 2 17 la 2 ~s 12 27middot1 19 18~ 1~9 12 1 2 IICClllp01Ul4 orobullbull 11971 1~9 11 26 16 15 18 22middot7 20 20 207 20 20 1 3l~ rlmiddot 20 212 18 11 5 10 20 21_ II l-

~I

-

Leai rust

Varieties roving

- 52 -

reodings were reported rom five und stem rust reodings from twomiddot stotions

low re~ngs for both diseosos were Jomiddotllee KvlVole x T~qmiddot(CI 1195Gi)

Hope xT~key 1069 (CI~ 11964) Hope xChcy~rme(C~I~ 11969) und KovNQle xT~1IllQrq (9I

11992)

Kernel plump~Ss data were2e]orted from two statio~ aha these havegtbeen averaged and

DATA mOM TREDlSEASE mmsmus

Bmfr NUElSmY

For convenience tho doto from tho vniform Iilinter nhcot bunt nUsery ore includod in this

report Tl10se dnto (table 24)Tore ~ecurec1in cOQpcr~tion with AgroiJqmist s O)ld Potllologists

working in the area

j

f

1

- 53

UNITED STAT1S D]PAaTMENT OF llGRICULTURE

Bureau of Plant IndllStry

SUMiYIbEX OF THE GBElu PLAINSmiddotUN1FOBM WIhrm~ BUNT NUESmY 1941

By HI A Rodenhiser Pathologist and K S Quisenberry AgronomishWheat Investigations TIivision of Cereal Crops and Diseases

The uniform winter wheat bunt nUrsery for tho Great Plains area wos continued in 1941 inthe same manner as in previous yeaxs This report presents 0 sumnnry of the d1toobtoined in1941 together vlith lbhe averages formiddot the vaxietliies grown dUring different periods from 1932 to1941bull

In the fall of 1940 50 varieties and stroins of uinter wheot were SOVl1l in duplicotC8-foot r01S ot- ten stotions in the GrCtJt Ploins and ot BozemaJ1 1bnt KecrneysvilleW VoBeltsvill e M4 and Logan Utah BeCouse of unfovor2blc environracntalcolldit ions for bunt Jonshyfaction or subsequent plont grovrth no cL-m VlOre obtolned in the nuDseries seeded at- Lincoln andNorth Plotte Nebr and at St Poul Ivlinn ThedJta from 10 nurseries axe averaged The SllUt trot developed in the Logan utah nursery was caused entirely by the so-called dworf bunt orgOroniso and therefore the infection pcrcQntltgcs ore not included in the averages for other stationsThe nurseries included vorioties that hud shown resistw1ce in previous years and Igtromsing nm7strJins supplied by sevotal of the cooperat ing stat ions

Inoculuo for nost stations inS obtained fron the previous years IfUrsery at that stationby selecting bunted heads poundroD all infected vriGtics end froD collections DQrle froD faroersfields in the State where the test was made For the IvWiliatGan eXperioent the inoculum laS acomposite of racos knovm to be present in Kansas For the Kearneysville and Beltsville teststhe seed was inoculated with a cotlposite Dade 1lp of inoculum frOD all of the other nurseriesClean seed vms planted in the Logon nursery Q1d infection resulted fron the soil bormc organisn

The vurieties axe listed in order of the avertge infection at the 10 stations Thesemiddotaverages ranged fron 01 to 671 percent The average infections for SODe standard varietieslere as follows Ridit 20 Relief 26 Hussor 32 Minturki 91 Yoga 95 Nebred 103ond Oro 172 Of the susceptible check varieties Kh1Xkof had an average iIlfcction of 360 Cheyenne 39bull0 Quiviro 518 and Chiefkwl1 671 TJO hybrid strains hnd averogo infectionslovler than Ridit These were Oro x Turkey-FlorQamp1Ce (F9) and Hussar x Kmred (CbullI 11989) Fourselections fron the cross Hope x Turkey 1069 bad aver~ges 10Ter tlDJ1 the porelit varietyTurkey 1069 (CI 10016)

At the bottom of the table are shovm the average infections by stations rhe heaviestinfections with inoculum other than the dwarf bunt vmre obtained at Bozeman Ivlont Fort CollinsColo and lviurJbattan IWns A study of the lbnhattan Akron Fort Collins ond Bozemun dda gives some indication that different races mltJY be present ot these stations The behavior of thevarieties at Logon is of interest in thlt some of those eorrring rOpoundistance to the races presentin the Plains are also resistant to the dvrnrf bunt present at Logon In other cases strains trot

are quite susceptible on the Ploins see~ to be ~oderotely resistent ot Logon

Longtine averages are shovlD for vorieties gr~m for more trAT) one ye~bull For the period1932-41 Turkey 1069 (CI 10016) Nebred ond Hussor hcvo the 10middote st avero~es For the 3--yeorperiod 1939-41Hope x HussCX (C~I1l834J Relief 2nd Hepe x Turkey 1069 ~CI 11964) hmiddotweshmm the nost resistance Severol of the vcrieties trot mve beon highly resisttnt in thesetests and are othervlise agrononica11y desiroble axe being tested llith individ1U11 races tht havebeen identified in all of the wheot grovling areaS

bull j

i

86

j 1O~106101

7middot96

middot_----~----------------~~-~-~------~--------------------

rI

55

UNIFOBlvI WINTER vrnm RUST NURSERUS

In t~bles 25 ~~ 26 ore presented dQto qn severity of le~f~rust md s~g~~~t infection

on the 30 voxieties qf winter vThed grown Ll rust obss~tion nurseries t~ltgQgheIJ~ tho oountry

in 1941 These nurseries Jre LUintained froD yeor to yecr ~s part of n J1Jert ~elQUrQh progrno

corried on Ll coopcrotion ui th agronorUsts and patll010gists erployed in the ~evoru Stdes CODshy

cerned Lcter t 0 cooplete report of these nurseTies ui11 be issued 8c1d th9 rust percotCges my

not agree ent irel rlth those presented here since the clto sItovm in this less de~oilecl raport

include only figures for the severity)f infection

Differentiol dato for leed-rust hlfection -rare obtdneclfor the vcriotips ot 20 stotHJlS

(toble 25) In cnlcul~ting the over~get Q trace (T) ~ns considered2s equal to O Aoong the

seuihJrd whects Hope x Russlr (CI middot11682) Hope x Konvde (CI 11959)~ ~lcl Red Rock x BGpe

(C o 11821) Ind the lC)VTest ovemge infoctions Of the lnrd VIhBats IIt-uqui110 x Oro (CI 11979

and CI 11851) t Hope x Cheyenne (CI 11969) a1d tavrvnle x Tenrnorq (CI 11956) had averoges

less thaR 20 percent In the snme tests susceptible voriotieshad aver~ge infections of from

60 to 715 percent

Stem~rust readings showing differential reaction wore raported from 13 stations (table

26) Among the hard wheats the mosb pronoun~ed resistancQ vJUsmiddot shovm byHopb x CheyOJlIle (CI

11969) Hope x Turkey (CI 11964) Mnrguillo X Oro (C~I 11979 Cw1d CI 11851) t ond R-044shy

Minturki x lVJinturki (CI 12022) Of the semihard mGQts Hope x Knvrvole (CI 11959) and Hope x

HusstX (CI 11682) md low nveroge infections

Toblc 25 _Severity of 1e1 rust infection on ninter nheQt vQrieties gravm in the Uniform Rust Observation Nurseries in 1941

VGriety or cross

~

5355 302 50T+ 25

15 305 15

1 70T 501 65T50T 35T+ 10

T 301 50

1 65T+ QOT 5o 10o 1 T 25

0 25T+ 30

T+ 30T+ 45

433131054 4128

30 13313~3

806570

70 36765 11975 56770 46460 24460 26140 180middot25 15835 15465 21865 190

170 261

80 63 080 71535 35880 64910-63 390Q5 8HO t9 010 t5a I1099 OJ

15 117 m15 124 I

65 245

B565

100100

6520202540202515

46 SO10 50609025 5T 10T 70

2S 1525 lt1585 6040 80

T 255 40T 25T 255 Z5T 25T 10T 20

251015

TTT

20355

2010

15203030

52020

101010

1

30 25 80 - 9025 60 80 9015 5 80 8020 65 80 9020 -40 60-8Sshy20 85 90 10030 40 60 9010 T 25 10

1 T 20 105 T 10 20I T 10 20

T 10 40

70502060eo6070101015

510

753075

55

10

106080704030401510102015

9595809595959020

5Q

5070

7010100102010

100100100100middot

75202020

T55

20

30506030104020

TTT13

503080TTT

75 5060 7060 540 8070 middotmiddotmiddotmiddot6065 9085 4040 T

3 23 2

25 T20 20

25351575T5

JO30504040252020

55

103

9090gt9595Sfr80857570657030

8585

51060G5

8090

70207580556570551095

2525402510

TToo

oT

402585-~

T

-

85100

254065shy6525

5T

3T

10

3525middot9590

52525TT

105T

759510

10085

10075

5252

15

5060

100TTT

35

2525

325

3T2T

3

225615

115

5

)5252010

5352middotJ

515204025

60 7560 9510 545 10000 100Z09015 20

5 55 T

30 T3 T5 T

355

75T5T

7590306585-85452010101550

1530

57

1055

-0ooo1+

607075551045

51020656065

40755580755520

3551

20

T122

5211T

502510

253010152510

51TTE+5

TTT5

51020TTT

152025101510101515201015

50754050404020

T

fSoit Bed ~hignn Amb er 5620 751 TiUIllbu11 5657 80~~tDcnton 8265 50ti bullbull M(3Jster 6471 90

~tmiddotgtoiit~~~ioncon ~f~ ~gampi Purdue no 1 11380 80r~WijDas1i 11384 60t middotEUitzsel x Hungarian 11849 50~Fultzseh x HungaXion 11850 45~rbulll ~tz sel x HuDgorian120l7 30)middotFultzsel xTJWIlbull 12018 40

~H~eHt~=Redmiddot 4843 50~l Kawvale 8180 ~ 35 I~nt~~i 6155 50I Hope~Hussor 11682 20 HQpc~ KuwvrUltl 11959 20

Red~o~k x Hope 11821 35

atI~ ~ep7 51 A6 I~liiiiibda J 50 Tcnmarq 6936 65

Kharkof 1442 75Mala~of 4898 80Comanche 11673 40

I Pawnee 11669 30 Kawvale x Terimarq 11956 35

Marquil10 x Oro 11851 50Marquil10 x Oro 11979 30HOpe x Turkey 1069 11961 25Hope x Cheyenne 11969 20E-41oMinturkix Minturki lAJ22 70

~ -l

=_---~------------ ~----------------_ --~~~_-~~~

Table 26 - Severity of stem rust infection on winter wheat varieties grom in the Uniform Rust Observation Nurseries

11lJ~J

in 1941

----[AverC1ge for I13

stations I

I519467500515492538 j488566 1

558 CJl591 -J

535 I-

535 j

467 j

290 219 i

5-919 ~

318

18320028828513818613~8

4429220511

1

)

--~---

30 100 75 T- 30 100 65 65 20 65 2035 100 80 T 20 lOO 65 60 15 65 1530 100 80 T 20 100 65 70 15 65 3035 95 85 5 20 lOU 65 70 15 65 3540 100 70 5 25 100 65 70 20 65 545 100 80 5 40 100 40 80 25 60 3545 85 80 20 20 100 60 70 20 60 1550 85 86 10 30 100 65 80 20 80 4040 90 80 20 30 100 65 80 20 70 5050 100 88 40 40 100 65 70 10 80 5035 100 90 10 40 100 65 60 10 70 4555 90 85 5 WO 80 60 5 70 40

10 75 90 25 FO 65 60 5 65 T10 90 40 10 15 90 20 15 2 25 25

5 20 60 T 15 80 15 20 5 10 10T+ 10 T 0 25 5 10 1 T 20

15 T T+ a 5 5 T T 0 T T10 60 0 20 lOO 25 45 15 25 -10 3 25 10 20 90 5 -~ 15 T T20 10 25 0 15 75 20 10 15 T T25 - 15 55 0 30 100 25 20 15 l 10

5 20 60 T_ 20 100 25 25 25 T 1020 T 20 0 15 80 5 T 5 T T20 5 45 0 15 90 10 15 5 2 T15 5 10 0 15 90 10 T 3 1 520 5 5 D 5 T 5 3 T T10 T 1 0 5 10 T T 2 T T

5 5 0 0 10 5 T 1 T T5 0 T 0 0 T T T 2 T T

30 0 2 0 10 T 5 2- -T T

0 e IMchigan Amber 5620 40 65Trumbull 5657 2 50Denton 8265 10 65Fulcaster 6471 15 65Ivioditerranoan 3332 5 70Minhurdi 5149 10 80Purdue No 1 11380 10 50Wobash 11384 25 65Fultzselection x Hungarian 11849 20 60Ful tz selection x Hungarian 11850 15 60Fultz selGetion x Hungarian 12017 10 6~

FultzsGlection x Trumbull 12018 2 50SBmihard Red

HUssar 4843 T 65Kawvolc 8180 T 35Minturki 6155 T+ 45HOPe x Hussar 11682 T T

HoPe x Kawvolc 11959 0 TRed Rock x Hope 11821 T 50

Hard HedtKnnred 5146 0 60TeIlll18rq 6936 T 70Khurkof 1112 T+ 75Molukof 1898 T 80Comanche 11G73 T 35Pownoo 116G9 T+ 35rowvule x Tonmorq 11956 0 25M1rquillo x Oro 11851 T 10M1rqui110 x Oro 11979 T 10Hope x Turkey 11964 0 THope x Cheyenne 11969 0 TH-44-Minturki x Minturldl 12022 0 T

Is ft R d

Variety or cross

Ii

~bull~bullbullbullmiddotbull1

~ ~

J

-~

rmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddot

~

41 _

Table 19 - (Continued)

Akron Colorado (Five plots)

12105 Way 26 23 545 lS212106 May 28 22 55~0 17111952 Wey27 21 565 14711972 Juno 3 19 57s 14711669 May 28 21 550 14111970 llfiav 29 23 500 139

88q6 May 26 22 560 13611971 lVlay 31 20 545 13511999 June 1 20 570middot 133118t1lf1 IYhy 31 22 565 13312103 Juno 2 20 560 13011S92 l~y 31 19 540 12612104 H~ 30 21 570 12510091 Juno 3 20 570 12512000 IVlay 2821 5middot15 12-4

6251 Juno 2 21 560 1l4n950 (ny 29 21 515 11Zl1S6l lihy 31 13 535 11212101 Juno 3 21 545 no11Sn Juno 2 21 535 10111823 Juno 3 20 540 S911875 lihy 27 IS 560 S112102 ltby 31 21 560 09

14-1 Juno 4 21 560 3911S60 Dune 3 13 550 C711S76 Juno 1 19 5middot10 G611673 ivhy 30 21 500 8511973 Juno 1 20 555 C2

I

11077 Juno 3 18 5middot~5 amp2

11956 Juno 3 10 =--i=5G5-r--~fiF--5=-3r__Stondord orroref Q difpoundororico betwoen bhomonn yioldsmiddotOf QIlJ two vC)riotios -Z09 0ushols

Seeded September 11 emergneSeptembor 17 1940)

I Height --jmiddotweight per=1~vCi~ampO9Cro-[1 C~Ic7llJ=lmib-=o=r----L --Datoh=o=ad=cd I ~ bushcl __-Z_~ __

(Inchos) bull (Pounds BusholS III

I

III

I

I

I

f

Table IS - (Continued

rorbCol~ins Colorodo1(Fjvoplots)

8

20

147

11181617

131012

85

1419

459503~

1734U415~

449

i

46-147547l4S9506459 433

- -- o---~-~- - - - ~--7-IA-V-QrccCtgc~Ocro-t Yield f

el no rDatQ-- - ~lield--1Avertlgc _1~lbii4~h~k=gt ~ush61s) ushels) 1

11(71 May 2D middotlD a GS3 567 1 Ii

llC70 llny 31 _ 52 O 640 523 311673 lvny 30 50 0583516 4 I12106 Iby 29 bull __ 51 a 570 111823 June 2 48 a 566 506 5li950 lviay 30 _ 49 a 560 54~ 2

- 12000 llilay 30 50 0 5601~105 May 28 j 53 0 5608$56 lvhy 27 52 7 557

11971 June 2 51 0556 12102 June 1 46 6 548 11973 lJby 31- 48 o 54311952 lvhy 29 49 18 537

-11975 lvby 30 48 0531iUi56 June 3 46 a 526i19n June 2 46 3 525~ii6S9 Fey 30- 48 deg 52111976 June 1 47 o 50611999 June 1 47 14 506il992 lJaiy 30 47 32 504

11811 June 2 48 18 lt199 12101 June 2 middot16 14 499 11-12 June lt1 48 32 182 6251 lvhy 31 48 1847411969 June 2 47 0middotmiddot lt17010middotj94 June 3 17 a 463

12103middot June 3 48 a 160 )1977 June 3 46 a 458

1196middot1 14ay 3C)middot 16 5 457 12101 iIay 30middot 19 0 MS

H bull i bull

StnnaDrd error of a diffcreiiCC ~otwccn thcmc(]l] yiqldOs of iinytvio voriotios =546 buShels

I

~

- 43-

Table 19 - (Continued)

scsperus ColorC1do(Tl1rce plats seeded September 27 1940)

Imiddot n~~rr ~~~l--=uigh ~

porRDnkbushel

I I ----- -~ ~ugust=- ltInches I POUoJds) ---

6251 10 4-1 63 618 509 2i llSn 10 ~ -12 63 5604 419 3

10091 8 l ~ 10 62 558middot B2 -0

ll673 middot12 62 539 514 1()

8856 5 J laquo 44 63 492 440 711974 9 42 62 475 443 4

12101 10 lt 44 64 474 12000 8 42 63 463 ~

12102 12 44 62 458--11823 10 lt13 60 456 400 1011976 12 40 62 lt156 442 5ll81fl 9 44 63 451 408 911972 8 flO 62 4t 472 3ll950 6 n 02 -134 399 II

1112 9 42 62 428 388 1211973 8 41 63 123 370 17ll969 10 12 61 418 343 1911992 8 14 62 -11-7 11999 8 11 6lt1 -n7ll961 8 lt12 62 n~

ll669 7 f bull 38 63 107 378 1412104 12 44 62 10412105 11 44 62 404ll956 9 14 63 101 374 1512106 11 13 62 39611975 12 42 62 394 367 18ll952 3 40 64 377 310 2011977 10 38 61 357 374 1512103 12 44 62 M9ll970 11 45 62 329 388 12

bull Standard error of a difference between the IOOan yields 6f any tWQvaJieties = 768 bushels

f

I

Table 19 - (Continued)

1- ~

t ~ bull

o14

AIDos Iowa (Jiourplots)

10094 69 588 288 403 212101 26 E86 255 fl1442 34middotmiddotmiddotmiddot 528 247 366 7

11950middot 51middotmiddot 554 221 377 -511999 middotmiddot 45 588 22111844 51middot 578 220 356 1111971 1-3 556 220 424 111972 35middot ~ amp72 208 366 711956gt 55 590 201 364 912103--- sa 587 195 11952middotmiddot 66 588 170 390 412104 ~ 64bulllt middot585 16812000middot t 579 16211669 78 S~r4 16-1 391 311992 10 573 16111974- 61 543 160 369 612102 2~ 598 158

6251 78 579 155 346 1311973 54 586 155 354 1211823 li4 544 154 357 1011970 28 5704 114 342 1411673 60 563 139 33 1511964middot 51 579 1358856 18 581 119 328 16

12109 J 15 563 9511977middot 6Q amp0 2amp2 1811975middot 71lt 72 299

_ J 17-

11969 86 ---- 57 270 2012105 13~- -_ 4111976 _5 32 271 19 l_

~~~df~~e~~let-~en

Standard

the yields ororyy two~6rieties= 249 bushelsbull-

error mean

- 45 -

Table 19 - (Continued) L~col~ebraslm

(Five p1ots~ seeded acpt01~er 25 emerged September 30 1940)

9

8

13456

715

17

161814

11131012

227221232225

1965186207

32~5 280 21t7276 272

--~l~till~~r gtti~~ - ~f~1-ei~~0 vre~-~TICJlV~ Jlvera~~clf==1 ~~~~_l~rvival)le~~do~rmpeIreacti~zrl_ _ J bush~l- ~~el~~ 1940-~L ~~1k_1

Pc -ilij June 1L1) -Wosf Bu ~Bu- I11950 65 29q4 22 35 568 317 316 2 I

11992 6525 25 34 557 3098856 69 P 20 3 36 592middot 295

11956 66 2pc 26 2 32 57r 28011669 65 33lt 24 2 34 564 26811844 56 25 27 3 36 568 25811952 702~ 20 3 35 58824412102 5626 27 3 33 57 7 22112101 61 26 27 3 32 568 19411973 57~5 26 3 34 55~(j 19112000 51 43 25 3 33 55~4 18610094middotmiddotmiddot 84 Z6 26 3 32 543 17411964 56Z6 25 2 30 51-0 17111971 74 Zo 26 3 34 518 154 11972 60~7 27 3 32 518 15111673 57Z5 26 3 34 526 118

1142 76 Z7 c 28 3 34 550 itG11999 46Z7 28 3 31 539 14612104 44 Z5 28 3 32 amp-10 137

6251 69 ~rlmiddot 28 3 34 550 13511970 63Z6 26 3 37 510 13~iJ12103 middot16~7 27 3 30 539 13311823 51~7 28 3 31 17-2 13211969 - 52 Z7 27 1 32533 13611970 13 ~6 27 3 28 195 12312106 41 35 25 3 30 510 -110111975 29 (37 28 3 28 190 6612105 29 AS 28 332 510 6SllSn 39 29 28 3 2810 55 174 20

I 1197e~ __~~ 29 28 bull 3 2747~~_54 185 19__1

Standcud error of 8i differ9nc~bet~loenth9rmoan yieldsQany1-wbV1arieties 298 bushels

l 1 and 2 arc degrees of resistance 3 and middot1 degrees ofsliscoptitbility

f

46

J

109 10

106 1191 17

120 994 15

106 ll101 1393 1679 2090 IS96 14 G5 19

Ronk~-

i150 2 t141 4

I154 1

137 5147 3 I

130 6

128 7124 S

Table 19 (Cont inuod)

AlliOJlce NebraSka(Thiee plots

C~I

number

12102 80 JiinC3 21 610 21312101 88 Jime3 3() 625 206

1112 88 JuneS 27 610 1$911669 85 June 2 20 605 lSS11972 83 JJine 3 19 615 lS712103 gO JUlle2 20 600middot 18~9

6251 75 JUIle2 23 620 bull lS~311973 87 JUiEl 2 19 615 lS111673 85 June 2 21 610 IS )12105 60 J~l 23 605 17910094 97 Juil3 4 18 615 18-511844 90 Jun13 1 20 EiOO 15~912104 middot83 JUfl92 20 595 15712106 $3 JL1Q 1 22 590 1511992 S1 Junel 21 56~0 15311964 160 June 2 19 580 119

8856 83 Yay30 20 590 13411999 88 Juile 2 17 600 13312000 ll8 JUIioZ IS 595 13311950 87 JU1Q 2 17 570 12middot2U969 90 Juno2 17 590 117nS74 88 Junel 18 580 ll6ll91 92 June 2 17 575 ll211952 M Juno 2 16 58middot0 1071+823 87 June~l 18 580 10311970 OS June 2 18 610 9911979 68 Junc2 19 585 8611975 15 Juno 2 21 585 B911906 ~3 JUne 2 17 575 061197 78 Juno 3 19 600 84

Standard error of a diffcrcnCebetwoonthe moan yi~lds of ~ly twovarieti~~ = 389 bushels

iL-s

- 47-

STANDARD EBROBS

Standard errors were calculated for each station as outlined on page 21 of this report

In table 20 will be found the number of plots t average yields and standard errorS for the unishy

form nursery grown at each of the 12 stations~

9-411512

7middot63575

132227237145

187321335205

265453474290

696 492 348 891

369 301 213 719656 5~36 379 1057

331 209 148 1279864 546 386 7329 Ll0 7~68 543 1228

353 249 176 1101

1 73 298 211 1234188 399 282 19~25

---_

Imiddot -l__Stl1daril er OJ opound a ---_== iSbgle~DifferOJ1Ce ~l 1

I plot between oeDLlS lfuSlio-rs=~rcenr

(Bu~hols BUshcs Ij

ITexns

Denton 4 1403Chillicothe 4 1501Bushland ~Irrig~ted) 4 3105Bushland Dry) 4 252i

OklahomaWoodward 4 3904

hJsosIvbnbnt t an 3 2964hys 3 3585

ColoradoAkron 5 1157Fort Collins 5 5270Hesperus 3 4416

IowaAmes 4 1599

NebraSkaLincoln 5 1710Alliance 3 1465

Table 20 - Nwnb)r of plots averGge yield and standard errors for the uniform yield nurseryat each coopmting station in 1941

NUmber -+---XVerageStation of yield of

~lots vDrietiesbushels)

SUIJlifLBY OF NUBSERY YIKLDS

The yields of the 30 varieties of winter wheat groW1l at 12 stations (13 nursories) are

sWllIIlnrized in table 21 whore ~he varieties are listed in order of the 13-nursory average yield

These avemgcs arc of int erost only insofar 1sthey shaw the generai adoptat ion of the vcriety

A more detaile~ study is possible i as the vcrieties also have been Dvercged and ranked by Stotes

Pmmee hDd the highest aVerage yield in 1941 rhis v2riety rankod first in ~exns ol1d

f Nebr1ska sixth in Oklahoma and Kansast f()(rteenth in Iowa ord seventeenth in Colorodo In 1940

Pmmee ranked second in the nursery and again made its poorest record h Coloiiado Cheyenne x

Tenmarq (CI 11972) rnnkcd second ~~ing its best record in K~s~s ~his strain ~id the highest

average yield in 1940 Li third place WC1S KalTv2Je x TOl~rq (cr 11950) a wheat that ros been

high in yield for sc)voral years in spite of a tendency to shcttor under certain conditions

KamiddotNalO x Tenmarq (CI 11992) rOJked fourth culd KDxNnle x ~e1llIDrq (Cel 11956) fifth ~he avo

rage yields of the four leading varieti~s differed vGry little It should be lintcd out that

tho first tlOlve vorioties had ~oxmrq as one parent In this sune group four varieties rod

KmNale os one Drent DLid i~1 three cases CheYOJu1e laS used in the ClOss Eighteen hyblid strnini

rI

IrImiddot

I

bullI I -- per acre Iz IN1rm Iemiddot Iowa eP~1rP CoIOrte1o pound ~

ii C~I I lIuh- 1 I I I I I I 1 ~ I I I J 13 I=~ i 1Cldl-1 1IIiu1 1aIIilble- JIBIIIlIOOl1-middot~ 1AIlbmkl ill8$iLi_ AlU-A~ BamkJori aAllnDdleit- Ae-JIaak1 I S~ 1 u- DIF (rnc~ -- rampampel 0middot I colin aileerace middotJCol- i tPenalftCllI lut1eot1IenAllid)_ I ~ bull I bull 0 I I bull UD I Imiddot I

I

III

Jampbull

I -

iftliaart errOl o~ bull _ (1IuIIelII) 132 227 1115 2- 096 21 3079 211 1middot16 211 2~12 116 86 1118 5middot1l 228 0 080 J I Is~ error ~ bull _ (~) 91l1 1512 515 16 5005 1middot91 11910middot51 639 1101 12- 19025 nll 132 1219 ~2I 6JJ 11l II I

- 49-

ronked obovc Faxly Blockhull ond 21 nere obove Blackhull OCld Nebred Again the Hope crosses

failed to give good yields as Hope x Tuxkey 1069 rmkcd cightcenth Hope x Cheyenne twenty-fifth

Qlld KlJlred x Hope tVlCllty-ninth In the 1941 nuxsory three strains had [werage yields lamr thDn _

Khnrkofchock

Tvrenty varieties have beon grovm iE the nuxscry for the 2-yccr period 19middot10-1941 Clt 11

stations vlith 12 nuxseries These dnta are presented in tob~e 22 lhcre the yields are avoraged

by States and the vC1rietics are listed in order of yield at all statiolS Cheyclmo x Tel1m~tq

(C I 11972) bad the highest avercge yield being consistontly high at 011 sttions excGIJt in

IO7au1d l~ebrcsko uhere wintorkilling wos heavy KavJValo x Tenmarc (Cl 11950) roikcd second

and PmJnee third These tvro strains had consistentB performuncos except trot Pavmee roc1ked fifshy

teenth in Colomdo Kawvale x TC11lIlurq (Cl 11956) ro1ked fourth COlIiltlIlChe shth 1hrly Blachshy

hull tenth and Black~u11 tvmlfth Nebred and warkof hnd avcroges considerobly lovlOr tlmn the

earlier vcxieti0s Etrly Blockhull x TollJDXq (CI 11952) hod 01 IverG-go yield considerably

higher Uwn Fcrly Blackhull In spite of tl-Je viintcrkilling ct the more northern stations grom1g

nurserios in 1941 tho oorly lalf-rustresistCJ1tvcrioties rlgcin rere at the top of tho list

for yield

Dato for c1klXocters other than yield cxe Qvorcged and presented in table 23 Since all

stations did not report the same datathe number of stations entering the averages is shawn at

the top of each column

Winter survival data show Nebred to be the most hardy variety in the nursery TvJO KltUlrea

Hard Federotion x Tenmarq strains (CI 12105 amp1d 12106) proved to be rather tender The rest o~

the varioties lu1d survivoJsthnt variod aver a I11frOVl rongo bull

Farly Blocld1ull is still the earliest vorioty in the nuxseryAt cleven sktions ipound 1VG-o

raged two days oarlier in headbg tlJDn Ebrly Bladldlull x TenmGrq (cr 11952) and three days

earlier than ChcyoTJ1Je x Thrly Blockhull (Cl 12000) Sevoetecn hybrids in the nuxsery rod rnv~

rage dates of he1ding e1Tlier thlt-n Block1mll ~Xkof ws the latest V1rilttty in thG lIllrSor

This gives a clear picture of the empmsis being ploced on cCXly vrheats in thoarea Ripening

datcs bring out about the same differences Qlthough the sprood is not so grect

Height measurements vcre reportod from all except one nursery and the averages showed

KltmredJhrd FederCtion x MiIlJmrdi-Mintuxki (CI 11970) to be the tallest and Hope x Turkey 1069

(Cl 11964) the sholtest athel vaIieties shOUwd very little differcl1CQ in averag0 height

Lodging data were reported from four st~tions )J1d indicated some differencesmiddot ~he weak0si

strawed vrieties were l31ockhu11 E1rly Black1lull and CheyeIlile x ]1rly Blcckbull (Cl 12000)

The IGastlodgir~was reported for Nebrad Ivbrtin x TOJ1PlOrq3 (CI 11823) and BltLckhull x Ten

marq (CI 12102)~

--

faltb ~ -~ of Bence Fie14 of ZO wbhr whea YUieU cr- ill _Uelll Fie14 _erie bull U aUon in lla 1l8I4red riDur whea 1eC10nbull 1~1

a I t llpllle1 pH Ia I I Jtpe Pr I Japmiddotu COXon4lp I Ina f - 1tratIla ~I bull I I IJlaU-Illpell-l I I I I I I I I I I I I I I I I I 2 I

1 t 8Iie7 or I 01 IDa- 101l11l-1 1Ul41 1a1llAn- lBultI1J~III lAy I Ihr I Ay i a I Ir IAlA-IAy I I- Ia I _811 on I cohe(IlIi+(Drr 1l8p I - IftIlll 1lIuIk1~I_1 daDk 1001- 1p8n81 ZIJaIi-IJIaDJt I aohle I r-BaDkIUle Ia I I _4118114) I I I I I I 11M I I I I I I I I I

IIq~n z 8uaIq 1172 ~1 205 29 11 232 3 40 1 ~9 32~ 31tmiddotl 3 506 ~12 1Ns9 3 ]66 7 221 15 I bull 312 IlKarial i arq 1150 2O1a 151 281 19middot1 20 bull 31t l 1 352 386 1 ~~ 9 ~7middot2 5 middot7 5 llmiddot 10 211 t 30 I11_bull 11669 25middot~ 21 32middot0 lbullL2~5 I 31middot0 _o~ 29bull9 311 ~

3Tbull1S 19 ~ -~~l ~ 271 ll~ ~1_ I

llawnJOZ aDUlq 1156 21middot ll ~1 16 235 2 36~ 5 31middot3 30 ~lis ~~ ~3~2 13 280 bull 9 i

llured-IIuIlJe48laUonz8uaIq 11971a 2115 162 middot3 162 203 10 38middot0 3 2 ) 561~ 50middot5 2 369 6 2001 120 16 13 291 IIaouoie 11673 252 21middot3 236 16 217 ~ ~7 9 350 29 5 bull ~-6 5~515 1 5 1 22 l~O 1S1 12 29 IllallJ B181llt1ml1 Z auaJq

~=281 176 23middot1 15middot5 211 6 1 2 3S~ 31middot1 2 7~5 ~o ~ 19 0 272 106 I 7 291 I

lIaIlIet Z Blackmll ZO 11 269 169 206 9 JIJbullbull 6 1lmiddot7 ~ 210 lis 7 10 356 11 276 12 ZO~O ~ 212 I I

IO~lIIIile Z aazq 11~U 19middot 21 290 15middot0 21~2 5 ~o bull 6 276 30middot6 7 ~ ~0~7 11 35~ 12 2 1~bullJ 5 bullbull1 I~1ulJBlacldml1 IS 25middot2 18 1middot5 11 1middot3 12 llmiddot~ 12 6 1~ 260 12 ~9 0 ~o 9 32middotmiddot16 32middot5 lG217 1 269 I

1~1Di ellMIq 1112 middot215 181 26 lla ZO2 11 32middot5 io 261 226 2~1 11a ~6 400 ~5 bull t 7 10~~

1011~bullbull 16 265 I Blokml1 6251 21 llal 21 10 17~ 15 2S1 15 211 ZO5 2~ 15 ~ 509 ~7middot1 ~6 l 17 11 26 Iilaprell-llull JederaUonz II1Ilha141- IIi lIiDUrId 11970 196 10 211a 12 11 l ll 12 26bull 262 26 11 52 l Zf-l li 1~ 206 l 120 ~~

260 IIJ~_ a011iDe eleoUon 119n 182 12 22- 5 156 19 31middot5 11 ~bullbull middot215 25middot71

~~ 1 ~ 1 221 1 1 260 1Ie_et 1~ 221 102 21a6 10 169 17 - 267 18 2 186 218 19 ~t ~~6-11 110 2 2~2 128 18 11 ~~ lliope Z alureilD 1~~ 25 1~2 290 17middot0 20~ 7 27 19 27 26~ 27110 1a52 ~ ~ 18 27~0 20 18 1 1 18 7 IlliieIkof 13middot0 111 2 1~ 15 20 271 i7 27middot2 12 227 11 ~7 31 1 1~ 36middot6 7 225 150 11 bull 2~ IlIaDJoe4 Z Iope-Bar4 JeIlerUOD 1115 2middot3 12 2lJ 106 170 16 29~ 1~ 260 21~ 2middotZ 16 ~7~1 ~7 1 15 ~9 l1 12 0 li ~7 23middot I1bDie4 z IIope 11976 212 11middot7 250 12middot5 17middot6 lla 27middot~ 16 25middot7 215 2 17 la 2 ~s 12 27middot1 19 18~ 1~9 12 1 2 IICClllp01Ul4 orobullbull 11971 1~9 11 26 16 15 18 22middot7 20 20 207 20 20 1 3l~ rlmiddot 20 212 18 11 5 10 20 21_ II l-

~I

-

Leai rust

Varieties roving

- 52 -

reodings were reported rom five und stem rust reodings from twomiddot stotions

low re~ngs for both diseosos were Jomiddotllee KvlVole x T~qmiddot(CI 1195Gi)

Hope xT~key 1069 (CI~ 11964) Hope xChcy~rme(C~I~ 11969) und KovNQle xT~1IllQrq (9I

11992)

Kernel plump~Ss data were2e]orted from two statio~ aha these havegtbeen averaged and

DATA mOM TREDlSEASE mmsmus

Bmfr NUElSmY

For convenience tho doto from tho vniform Iilinter nhcot bunt nUsery ore includod in this

report Tl10se dnto (table 24)Tore ~ecurec1in cOQpcr~tion with AgroiJqmist s O)ld Potllologists

working in the area

j

f

1

- 53

UNITED STAT1S D]PAaTMENT OF llGRICULTURE

Bureau of Plant IndllStry

SUMiYIbEX OF THE GBElu PLAINSmiddotUN1FOBM WIhrm~ BUNT NUESmY 1941

By HI A Rodenhiser Pathologist and K S Quisenberry AgronomishWheat Investigations TIivision of Cereal Crops and Diseases

The uniform winter wheat bunt nUrsery for tho Great Plains area wos continued in 1941 inthe same manner as in previous yeaxs This report presents 0 sumnnry of the d1toobtoined in1941 together vlith lbhe averages formiddot the vaxietliies grown dUring different periods from 1932 to1941bull

In the fall of 1940 50 varieties and stroins of uinter wheot were SOVl1l in duplicotC8-foot r01S ot- ten stotions in the GrCtJt Ploins and ot BozemaJ1 1bnt KecrneysvilleW VoBeltsvill e M4 and Logan Utah BeCouse of unfovor2blc environracntalcolldit ions for bunt Jonshyfaction or subsequent plont grovrth no cL-m VlOre obtolned in the nuDseries seeded at- Lincoln andNorth Plotte Nebr and at St Poul Ivlinn ThedJta from 10 nurseries axe averaged The SllUt trot developed in the Logan utah nursery was caused entirely by the so-called dworf bunt orgOroniso and therefore the infection pcrcQntltgcs ore not included in the averages for other stationsThe nurseries included vorioties that hud shown resistw1ce in previous years and Igtromsing nm7strJins supplied by sevotal of the cooperat ing stat ions

Inoculuo for nost stations inS obtained fron the previous years IfUrsery at that stationby selecting bunted heads poundroD all infected vriGtics end froD collections DQrle froD faroersfields in the State where the test was made For the IvWiliatGan eXperioent the inoculum laS acomposite of racos knovm to be present in Kansas For the Kearneysville and Beltsville teststhe seed was inoculated with a cotlposite Dade 1lp of inoculum frOD all of the other nurseriesClean seed vms planted in the Logon nursery Q1d infection resulted fron the soil bormc organisn

The vurieties axe listed in order of the avertge infection at the 10 stations Thesemiddotaverages ranged fron 01 to 671 percent The average infections for SODe standard varietieslere as follows Ridit 20 Relief 26 Hussor 32 Minturki 91 Yoga 95 Nebred 103ond Oro 172 Of the susceptible check varieties Kh1Xkof had an average iIlfcction of 360 Cheyenne 39bull0 Quiviro 518 and Chiefkwl1 671 TJO hybrid strains hnd averogo infectionslovler than Ridit These were Oro x Turkey-FlorQamp1Ce (F9) and Hussar x Kmred (CbullI 11989) Fourselections fron the cross Hope x Turkey 1069 bad aver~ges 10Ter tlDJ1 the porelit varietyTurkey 1069 (CI 10016)

At the bottom of the table are shovm the average infections by stations rhe heaviestinfections with inoculum other than the dwarf bunt vmre obtained at Bozeman Ivlont Fort CollinsColo and lviurJbattan IWns A study of the lbnhattan Akron Fort Collins ond Bozemun dda gives some indication that different races mltJY be present ot these stations The behavior of thevarieties at Logon is of interest in thlt some of those eorrring rOpoundistance to the races presentin the Plains are also resistant to the dvrnrf bunt present at Logon In other cases strains trot

are quite susceptible on the Ploins see~ to be ~oderotely resistent ot Logon

Longtine averages are shovlD for vorieties gr~m for more trAT) one ye~bull For the period1932-41 Turkey 1069 (CI 10016) Nebred ond Hussor hcvo the 10middote st avero~es For the 3--yeorperiod 1939-41Hope x HussCX (C~I1l834J Relief 2nd Hepe x Turkey 1069 ~CI 11964) hmiddotweshmm the nost resistance Severol of the vcrieties trot mve beon highly resisttnt in thesetests and are othervlise agrononica11y desiroble axe being tested llith individ1U11 races tht havebeen identified in all of the wheot grovling areaS

bull j

i

86

j 1O~106101

7middot96

middot_----~----------------~~-~-~------~--------------------

rI

55

UNIFOBlvI WINTER vrnm RUST NURSERUS

In t~bles 25 ~~ 26 ore presented dQto qn severity of le~f~rust md s~g~~~t infection

on the 30 voxieties qf winter vThed grown Ll rust obss~tion nurseries t~ltgQgheIJ~ tho oountry

in 1941 These nurseries Jre LUintained froD yeor to yecr ~s part of n J1Jert ~elQUrQh progrno

corried on Ll coopcrotion ui th agronorUsts and patll010gists erployed in the ~evoru Stdes CODshy

cerned Lcter t 0 cooplete report of these nurseTies ui11 be issued 8c1d th9 rust percotCges my

not agree ent irel rlth those presented here since the clto sItovm in this less de~oilecl raport

include only figures for the severity)f infection

Differentiol dato for leed-rust hlfection -rare obtdneclfor the vcriotips ot 20 stotHJlS

(toble 25) In cnlcul~ting the over~get Q trace (T) ~ns considered2s equal to O Aoong the

seuihJrd whects Hope x Russlr (CI middot11682) Hope x Konvde (CI 11959)~ ~lcl Red Rock x BGpe

(C o 11821) Ind the lC)VTest ovemge infoctions Of the lnrd VIhBats IIt-uqui110 x Oro (CI 11979

and CI 11851) t Hope x Cheyenne (CI 11969) a1d tavrvnle x Tenrnorq (CI 11956) had averoges

less thaR 20 percent In the snme tests susceptible voriotieshad aver~ge infections of from

60 to 715 percent

Stem~rust readings showing differential reaction wore raported from 13 stations (table

26) Among the hard wheats the mosb pronoun~ed resistancQ vJUsmiddot shovm byHopb x CheyOJlIle (CI

11969) Hope x Turkey (CI 11964) Mnrguillo X Oro (C~I 11979 Cw1d CI 11851) t ond R-044shy

Minturki x lVJinturki (CI 12022) Of the semihard mGQts Hope x Knvrvole (CI 11959) and Hope x

HusstX (CI 11682) md low nveroge infections

Toblc 25 _Severity of 1e1 rust infection on ninter nheQt vQrieties gravm in the Uniform Rust Observation Nurseries in 1941

VGriety or cross

~

5355 302 50T+ 25

15 305 15

1 70T 501 65T50T 35T+ 10

T 301 50

1 65T+ QOT 5o 10o 1 T 25

0 25T+ 30

T+ 30T+ 45

433131054 4128

30 13313~3

806570

70 36765 11975 56770 46460 24460 26140 180middot25 15835 15465 21865 190

170 261

80 63 080 71535 35880 64910-63 390Q5 8HO t9 010 t5a I1099 OJ

15 117 m15 124 I

65 245

B565

100100

6520202540202515

46 SO10 50609025 5T 10T 70

2S 1525 lt1585 6040 80

T 255 40T 25T 255 Z5T 25T 10T 20

251015

TTT

20355

2010

15203030

52020

101010

1

30 25 80 - 9025 60 80 9015 5 80 8020 65 80 9020 -40 60-8Sshy20 85 90 10030 40 60 9010 T 25 10

1 T 20 105 T 10 20I T 10 20

T 10 40

70502060eo6070101015

510

753075

55

10

106080704030401510102015

9595809595959020

5Q

5070

7010100102010

100100100100middot

75202020

T55

20

30506030104020

TTT13

503080TTT

75 5060 7060 540 8070 middotmiddotmiddotmiddot6065 9085 4040 T

3 23 2

25 T20 20

25351575T5

JO30504040252020

55

103

9090gt9595Sfr80857570657030

8585

51060G5

8090

70207580556570551095

2525402510

TToo

oT

402585-~

T

-

85100

254065shy6525

5T

3T

10

3525middot9590

52525TT

105T

759510

10085

10075

5252

15

5060

100TTT

35

2525

325

3T2T

3

225615

115

5

)5252010

5352middotJ

515204025

60 7560 9510 545 10000 100Z09015 20

5 55 T

30 T3 T5 T

355

75T5T

7590306585-85452010101550

1530

57

1055

-0ooo1+

607075551045

51020656065

40755580755520

3551

20

T122

5211T

502510

253010152510

51TTE+5

TTT5

51020TTT

152025101510101515201015

50754050404020

T

fSoit Bed ~hignn Amb er 5620 751 TiUIllbu11 5657 80~~tDcnton 8265 50ti bullbull M(3Jster 6471 90

~tmiddotgtoiit~~~ioncon ~f~ ~gampi Purdue no 1 11380 80r~WijDas1i 11384 60t middotEUitzsel x Hungarian 11849 50~Fultzseh x HungaXion 11850 45~rbulll ~tz sel x HuDgorian120l7 30)middotFultzsel xTJWIlbull 12018 40

~H~eHt~=Redmiddot 4843 50~l Kawvale 8180 ~ 35 I~nt~~i 6155 50I Hope~Hussor 11682 20 HQpc~ KuwvrUltl 11959 20

Red~o~k x Hope 11821 35

atI~ ~ep7 51 A6 I~liiiiibda J 50 Tcnmarq 6936 65

Kharkof 1442 75Mala~of 4898 80Comanche 11673 40

I Pawnee 11669 30 Kawvale x Terimarq 11956 35

Marquil10 x Oro 11851 50Marquil10 x Oro 11979 30HOpe x Turkey 1069 11961 25Hope x Cheyenne 11969 20E-41oMinturkix Minturki lAJ22 70

~ -l

=_---~------------ ~----------------_ --~~~_-~~~

Table 26 - Severity of stem rust infection on winter wheat varieties grom in the Uniform Rust Observation Nurseries

11lJ~J

in 1941

----[AverC1ge for I13

stations I

I519467500515492538 j488566 1

558 CJl591 -J

535 I-

535 j

467 j

290 219 i

5-919 ~

318

18320028828513818613~8

4429220511

1

)

--~---

30 100 75 T- 30 100 65 65 20 65 2035 100 80 T 20 lOO 65 60 15 65 1530 100 80 T 20 100 65 70 15 65 3035 95 85 5 20 lOU 65 70 15 65 3540 100 70 5 25 100 65 70 20 65 545 100 80 5 40 100 40 80 25 60 3545 85 80 20 20 100 60 70 20 60 1550 85 86 10 30 100 65 80 20 80 4040 90 80 20 30 100 65 80 20 70 5050 100 88 40 40 100 65 70 10 80 5035 100 90 10 40 100 65 60 10 70 4555 90 85 5 WO 80 60 5 70 40

10 75 90 25 FO 65 60 5 65 T10 90 40 10 15 90 20 15 2 25 25

5 20 60 T 15 80 15 20 5 10 10T+ 10 T 0 25 5 10 1 T 20

15 T T+ a 5 5 T T 0 T T10 60 0 20 lOO 25 45 15 25 -10 3 25 10 20 90 5 -~ 15 T T20 10 25 0 15 75 20 10 15 T T25 - 15 55 0 30 100 25 20 15 l 10

5 20 60 T_ 20 100 25 25 25 T 1020 T 20 0 15 80 5 T 5 T T20 5 45 0 15 90 10 15 5 2 T15 5 10 0 15 90 10 T 3 1 520 5 5 D 5 T 5 3 T T10 T 1 0 5 10 T T 2 T T

5 5 0 0 10 5 T 1 T T5 0 T 0 0 T T T 2 T T

30 0 2 0 10 T 5 2- -T T

0 e IMchigan Amber 5620 40 65Trumbull 5657 2 50Denton 8265 10 65Fulcaster 6471 15 65Ivioditerranoan 3332 5 70Minhurdi 5149 10 80Purdue No 1 11380 10 50Wobash 11384 25 65Fultzselection x Hungarian 11849 20 60Ful tz selection x Hungarian 11850 15 60Fultz selGetion x Hungarian 12017 10 6~

FultzsGlection x Trumbull 12018 2 50SBmihard Red

HUssar 4843 T 65Kawvolc 8180 T 35Minturki 6155 T+ 45HOPe x Hussar 11682 T T

HoPe x Kawvolc 11959 0 TRed Rock x Hope 11821 T 50

Hard HedtKnnred 5146 0 60TeIlll18rq 6936 T 70Khurkof 1112 T+ 75Molukof 1898 T 80Comanche 11G73 T 35Pownoo 116G9 T+ 35rowvule x Tonmorq 11956 0 25M1rquillo x Oro 11851 T 10M1rqui110 x Oro 11979 T 10Hope x Turkey 11964 0 THope x Cheyenne 11969 0 TH-44-Minturki x Minturldl 12022 0 T

Is ft R d

Variety or cross

Ii

~bull~bullbullbullmiddotbull1

~ ~

J

-~

rmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddot

~

Table IS - (Continued

rorbCol~ins Colorodo1(Fjvoplots)

8

20

147

11181617

131012

85

1419

459503~

1734U415~

449

i

46-147547l4S9506459 433

- -- o---~-~- - - - ~--7-IA-V-QrccCtgc~Ocro-t Yield f

el no rDatQ-- - ~lield--1Avertlgc _1~lbii4~h~k=gt ~ush61s) ushels) 1

11(71 May 2D middotlD a GS3 567 1 Ii

llC70 llny 31 _ 52 O 640 523 311673 lvny 30 50 0583516 4 I12106 Iby 29 bull __ 51 a 570 111823 June 2 48 a 566 506 5li950 lviay 30 _ 49 a 560 54~ 2

- 12000 llilay 30 50 0 5601~105 May 28 j 53 0 5608$56 lvhy 27 52 7 557

11971 June 2 51 0556 12102 June 1 46 6 548 11973 lJby 31- 48 o 54311952 lvhy 29 49 18 537

-11975 lvby 30 48 0531iUi56 June 3 46 a 526i19n June 2 46 3 525~ii6S9 Fey 30- 48 deg 52111976 June 1 47 o 50611999 June 1 47 14 506il992 lJaiy 30 47 32 504

11811 June 2 48 18 lt199 12101 June 2 middot16 14 499 11-12 June lt1 48 32 182 6251 lvhy 31 48 1847411969 June 2 47 0middotmiddot lt17010middotj94 June 3 17 a 463

12103middot June 3 48 a 160 )1977 June 3 46 a 458

1196middot1 14ay 3C)middot 16 5 457 12101 iIay 30middot 19 0 MS

H bull i bull

StnnaDrd error of a diffcreiiCC ~otwccn thcmc(]l] yiqldOs of iinytvio voriotios =546 buShels

I

~

- 43-

Table 19 - (Continued)

scsperus ColorC1do(Tl1rce plats seeded September 27 1940)

Imiddot n~~rr ~~~l--=uigh ~

porRDnkbushel

I I ----- -~ ~ugust=- ltInches I POUoJds) ---

6251 10 4-1 63 618 509 2i llSn 10 ~ -12 63 5604 419 3

10091 8 l ~ 10 62 558middot B2 -0

ll673 middot12 62 539 514 1()

8856 5 J laquo 44 63 492 440 711974 9 42 62 475 443 4

12101 10 lt 44 64 474 12000 8 42 63 463 ~

12102 12 44 62 458--11823 10 lt13 60 456 400 1011976 12 40 62 lt156 442 5ll81fl 9 44 63 451 408 911972 8 flO 62 4t 472 3ll950 6 n 02 -134 399 II

1112 9 42 62 428 388 1211973 8 41 63 123 370 17ll969 10 12 61 418 343 1911992 8 14 62 -11-7 11999 8 11 6lt1 -n7ll961 8 lt12 62 n~

ll669 7 f bull 38 63 107 378 1412104 12 44 62 10412105 11 44 62 404ll956 9 14 63 101 374 1512106 11 13 62 39611975 12 42 62 394 367 18ll952 3 40 64 377 310 2011977 10 38 61 357 374 1512103 12 44 62 M9ll970 11 45 62 329 388 12

bull Standard error of a difference between the IOOan yields 6f any tWQvaJieties = 768 bushels

f

I

Table 19 - (Continued)

1- ~

t ~ bull

o14

AIDos Iowa (Jiourplots)

10094 69 588 288 403 212101 26 E86 255 fl1442 34middotmiddotmiddotmiddot 528 247 366 7

11950middot 51middotmiddot 554 221 377 -511999 middotmiddot 45 588 22111844 51middot 578 220 356 1111971 1-3 556 220 424 111972 35middot ~ amp72 208 366 711956gt 55 590 201 364 912103--- sa 587 195 11952middotmiddot 66 588 170 390 412104 ~ 64bulllt middot585 16812000middot t 579 16211669 78 S~r4 16-1 391 311992 10 573 16111974- 61 543 160 369 612102 2~ 598 158

6251 78 579 155 346 1311973 54 586 155 354 1211823 li4 544 154 357 1011970 28 5704 114 342 1411673 60 563 139 33 1511964middot 51 579 1358856 18 581 119 328 16

12109 J 15 563 9511977middot 6Q amp0 2amp2 1811975middot 71lt 72 299

_ J 17-

11969 86 ---- 57 270 2012105 13~- -_ 4111976 _5 32 271 19 l_

~~~df~~e~~let-~en

Standard

the yields ororyy two~6rieties= 249 bushelsbull-

error mean

- 45 -

Table 19 - (Continued) L~col~ebraslm

(Five p1ots~ seeded acpt01~er 25 emerged September 30 1940)

9

8

13456

715

17

161814

11131012

227221232225

1965186207

32~5 280 21t7276 272

--~l~till~~r gtti~~ - ~f~1-ei~~0 vre~-~TICJlV~ Jlvera~~clf==1 ~~~~_l~rvival)le~~do~rmpeIreacti~zrl_ _ J bush~l- ~~el~~ 1940-~L ~~1k_1

Pc -ilij June 1L1) -Wosf Bu ~Bu- I11950 65 29q4 22 35 568 317 316 2 I

11992 6525 25 34 557 3098856 69 P 20 3 36 592middot 295

11956 66 2pc 26 2 32 57r 28011669 65 33lt 24 2 34 564 26811844 56 25 27 3 36 568 25811952 702~ 20 3 35 58824412102 5626 27 3 33 57 7 22112101 61 26 27 3 32 568 19411973 57~5 26 3 34 55~(j 19112000 51 43 25 3 33 55~4 18610094middotmiddotmiddot 84 Z6 26 3 32 543 17411964 56Z6 25 2 30 51-0 17111971 74 Zo 26 3 34 518 154 11972 60~7 27 3 32 518 15111673 57Z5 26 3 34 526 118

1142 76 Z7 c 28 3 34 550 itG11999 46Z7 28 3 31 539 14612104 44 Z5 28 3 32 amp-10 137

6251 69 ~rlmiddot 28 3 34 550 13511970 63Z6 26 3 37 510 13~iJ12103 middot16~7 27 3 30 539 13311823 51~7 28 3 31 17-2 13211969 - 52 Z7 27 1 32533 13611970 13 ~6 27 3 28 195 12312106 41 35 25 3 30 510 -110111975 29 (37 28 3 28 190 6612105 29 AS 28 332 510 6SllSn 39 29 28 3 2810 55 174 20

I 1197e~ __~~ 29 28 bull 3 2747~~_54 185 19__1

Standcud error of 8i differ9nc~bet~loenth9rmoan yieldsQany1-wbV1arieties 298 bushels

l 1 and 2 arc degrees of resistance 3 and middot1 degrees ofsliscoptitbility

f

46

J

109 10

106 1191 17

120 994 15

106 ll101 1393 1679 2090 IS96 14 G5 19

Ronk~-

i150 2 t141 4

I154 1

137 5147 3 I

130 6

128 7124 S

Table 19 (Cont inuod)

AlliOJlce NebraSka(Thiee plots

C~I

number

12102 80 JiinC3 21 610 21312101 88 Jime3 3() 625 206

1112 88 JuneS 27 610 1$911669 85 June 2 20 605 lSS11972 83 JJine 3 19 615 lS712103 gO JUlle2 20 600middot 18~9

6251 75 JUIle2 23 620 bull lS~311973 87 JUiEl 2 19 615 lS111673 85 June 2 21 610 IS )12105 60 J~l 23 605 17910094 97 Juil3 4 18 615 18-511844 90 Jun13 1 20 EiOO 15~912104 middot83 JUfl92 20 595 15712106 $3 JL1Q 1 22 590 1511992 S1 Junel 21 56~0 15311964 160 June 2 19 580 119

8856 83 Yay30 20 590 13411999 88 Juile 2 17 600 13312000 ll8 JUIioZ IS 595 13311950 87 JU1Q 2 17 570 12middot2U969 90 Juno2 17 590 117nS74 88 Junel 18 580 ll6ll91 92 June 2 17 575 ll211952 M Juno 2 16 58middot0 1071+823 87 June~l 18 580 10311970 OS June 2 18 610 9911979 68 Junc2 19 585 8611975 15 Juno 2 21 585 B911906 ~3 JUne 2 17 575 061197 78 Juno 3 19 600 84

Standard error of a diffcrcnCebetwoonthe moan yi~lds of ~ly twovarieti~~ = 389 bushels

iL-s

- 47-

STANDARD EBROBS

Standard errors were calculated for each station as outlined on page 21 of this report

In table 20 will be found the number of plots t average yields and standard errorS for the unishy

form nursery grown at each of the 12 stations~

9-411512

7middot63575

132227237145

187321335205

265453474290

696 492 348 891

369 301 213 719656 5~36 379 1057

331 209 148 1279864 546 386 7329 Ll0 7~68 543 1228

353 249 176 1101

1 73 298 211 1234188 399 282 19~25

---_

Imiddot -l__Stl1daril er OJ opound a ---_== iSbgle~DifferOJ1Ce ~l 1

I plot between oeDLlS lfuSlio-rs=~rcenr

(Bu~hols BUshcs Ij

ITexns

Denton 4 1403Chillicothe 4 1501Bushland ~Irrig~ted) 4 3105Bushland Dry) 4 252i

OklahomaWoodward 4 3904

hJsosIvbnbnt t an 3 2964hys 3 3585

ColoradoAkron 5 1157Fort Collins 5 5270Hesperus 3 4416

IowaAmes 4 1599

NebraSkaLincoln 5 1710Alliance 3 1465

Table 20 - Nwnb)r of plots averGge yield and standard errors for the uniform yield nurseryat each coopmting station in 1941

NUmber -+---XVerageStation of yield of

~lots vDrietiesbushels)

SUIJlifLBY OF NUBSERY YIKLDS

The yields of the 30 varieties of winter wheat groW1l at 12 stations (13 nursories) are

sWllIIlnrized in table 21 whore ~he varieties are listed in order of the 13-nursory average yield

These avemgcs arc of int erost only insofar 1sthey shaw the generai adoptat ion of the vcriety

A more detaile~ study is possible i as the vcrieties also have been Dvercged and ranked by Stotes

Pmmee hDd the highest aVerage yield in 1941 rhis v2riety rankod first in ~exns ol1d

f Nebr1ska sixth in Oklahoma and Kansast f()(rteenth in Iowa ord seventeenth in Colorodo In 1940

Pmmee ranked second in the nursery and again made its poorest record h Coloiiado Cheyenne x

Tenmarq (CI 11972) rnnkcd second ~~ing its best record in K~s~s ~his strain ~id the highest

average yield in 1940 Li third place WC1S KalTv2Je x TOl~rq (cr 11950) a wheat that ros been

high in yield for sc)voral years in spite of a tendency to shcttor under certain conditions

KamiddotNalO x Tenmarq (CI 11992) rOJked fourth culd KDxNnle x ~e1llIDrq (Cel 11956) fifth ~he avo

rage yields of the four leading varieti~s differed vGry little It should be lintcd out that

tho first tlOlve vorioties had ~oxmrq as one parent In this sune group four varieties rod

KmNale os one Drent DLid i~1 three cases CheYOJu1e laS used in the ClOss Eighteen hyblid strnini

rI

IrImiddot

I

bullI I -- per acre Iz IN1rm Iemiddot Iowa eP~1rP CoIOrte1o pound ~

ii C~I I lIuh- 1 I I I I I I 1 ~ I I I J 13 I=~ i 1Cldl-1 1IIiu1 1aIIilble- JIBIIIlIOOl1-middot~ 1AIlbmkl ill8$iLi_ AlU-A~ BamkJori aAllnDdleit- Ae-JIaak1 I S~ 1 u- DIF (rnc~ -- rampampel 0middot I colin aileerace middotJCol- i tPenalftCllI lut1eot1IenAllid)_ I ~ bull I bull 0 I I bull UD I Imiddot I

I

III

Jampbull

I -

iftliaart errOl o~ bull _ (1IuIIelII) 132 227 1115 2- 096 21 3079 211 1middot16 211 2~12 116 86 1118 5middot1l 228 0 080 J I Is~ error ~ bull _ (~) 91l1 1512 515 16 5005 1middot91 11910middot51 639 1101 12- 19025 nll 132 1219 ~2I 6JJ 11l II I

- 49-

ronked obovc Faxly Blockhull ond 21 nere obove Blackhull OCld Nebred Again the Hope crosses

failed to give good yields as Hope x Tuxkey 1069 rmkcd cightcenth Hope x Cheyenne twenty-fifth

Qlld KlJlred x Hope tVlCllty-ninth In the 1941 nuxsory three strains had [werage yields lamr thDn _

Khnrkofchock

Tvrenty varieties have beon grovm iE the nuxscry for the 2-yccr period 19middot10-1941 Clt 11

stations vlith 12 nuxseries These dnta are presented in tob~e 22 lhcre the yields are avoraged

by States and the vC1rietics are listed in order of yield at all statiolS Cheyclmo x Tel1m~tq

(C I 11972) bad the highest avercge yield being consistontly high at 011 sttions excGIJt in

IO7au1d l~ebrcsko uhere wintorkilling wos heavy KavJValo x Tenmarc (Cl 11950) roikcd second

and PmJnee third These tvro strains had consistentB performuncos except trot Pavmee roc1ked fifshy

teenth in Colomdo Kawvale x TC11lIlurq (Cl 11956) ro1ked fourth COlIiltlIlChe shth 1hrly Blachshy

hull tenth and Black~u11 tvmlfth Nebred and warkof hnd avcroges considerobly lovlOr tlmn the

earlier vcxieti0s Etrly Blockhull x TollJDXq (CI 11952) hod 01 IverG-go yield considerably

higher Uwn Fcrly Blackhull In spite of tl-Je viintcrkilling ct the more northern stations grom1g

nurserios in 1941 tho oorly lalf-rustresistCJ1tvcrioties rlgcin rere at the top of tho list

for yield

Dato for c1klXocters other than yield cxe Qvorcged and presented in table 23 Since all

stations did not report the same datathe number of stations entering the averages is shawn at

the top of each column

Winter survival data show Nebred to be the most hardy variety in the nursery TvJO KltUlrea

Hard Federotion x Tenmarq strains (CI 12105 amp1d 12106) proved to be rather tender The rest o~

the varioties lu1d survivoJsthnt variod aver a I11frOVl rongo bull

Farly Blocld1ull is still the earliest vorioty in the nuxseryAt cleven sktions ipound 1VG-o

raged two days oarlier in headbg tlJDn Ebrly Bladldlull x TenmGrq (cr 11952) and three days

earlier than ChcyoTJ1Je x Thrly Blockhull (Cl 12000) Sevoetecn hybrids in the nuxsery rod rnv~

rage dates of he1ding e1Tlier thlt-n Block1mll ~Xkof ws the latest V1rilttty in thG lIllrSor

This gives a clear picture of the empmsis being ploced on cCXly vrheats in thoarea Ripening

datcs bring out about the same differences Qlthough the sprood is not so grect

Height measurements vcre reportod from all except one nursery and the averages showed

KltmredJhrd FederCtion x MiIlJmrdi-Mintuxki (CI 11970) to be the tallest and Hope x Turkey 1069

(Cl 11964) the sholtest athel vaIieties shOUwd very little differcl1CQ in averag0 height

Lodging data were reported from four st~tions )J1d indicated some differencesmiddot ~he weak0si

strawed vrieties were l31ockhu11 E1rly Black1lull and CheyeIlile x ]1rly Blcckbull (Cl 12000)

The IGastlodgir~was reported for Nebrad Ivbrtin x TOJ1PlOrq3 (CI 11823) and BltLckhull x Ten

marq (CI 12102)~

--

faltb ~ -~ of Bence Fie14 of ZO wbhr whea YUieU cr- ill _Uelll Fie14 _erie bull U aUon in lla 1l8I4red riDur whea 1eC10nbull 1~1

a I t llpllle1 pH Ia I I Jtpe Pr I Japmiddotu COXon4lp I Ina f - 1tratIla ~I bull I I IJlaU-Illpell-l I I I I I I I I I I I I I I I I I 2 I

1 t 8Iie7 or I 01 IDa- 101l11l-1 1Ul41 1a1llAn- lBultI1J~III lAy I Ihr I Ay i a I Ir IAlA-IAy I I- Ia I _811 on I cohe(IlIi+(Drr 1l8p I - IftIlll 1lIuIk1~I_1 daDk 1001- 1p8n81 ZIJaIi-IJIaDJt I aohle I r-BaDkIUle Ia I I _4118114) I I I I I I 11M I I I I I I I I I

IIq~n z 8uaIq 1172 ~1 205 29 11 232 3 40 1 ~9 32~ 31tmiddotl 3 506 ~12 1Ns9 3 ]66 7 221 15 I bull 312 IlKarial i arq 1150 2O1a 151 281 19middot1 20 bull 31t l 1 352 386 1 ~~ 9 ~7middot2 5 middot7 5 llmiddot 10 211 t 30 I11_bull 11669 25middot~ 21 32middot0 lbullL2~5 I 31middot0 _o~ 29bull9 311 ~

3Tbull1S 19 ~ -~~l ~ 271 ll~ ~1_ I

llawnJOZ aDUlq 1156 21middot ll ~1 16 235 2 36~ 5 31middot3 30 ~lis ~~ ~3~2 13 280 bull 9 i

llured-IIuIlJe48laUonz8uaIq 11971a 2115 162 middot3 162 203 10 38middot0 3 2 ) 561~ 50middot5 2 369 6 2001 120 16 13 291 IIaouoie 11673 252 21middot3 236 16 217 ~ ~7 9 350 29 5 bull ~-6 5~515 1 5 1 22 l~O 1S1 12 29 IllallJ B181llt1ml1 Z auaJq

~=281 176 23middot1 15middot5 211 6 1 2 3S~ 31middot1 2 7~5 ~o ~ 19 0 272 106 I 7 291 I

lIaIlIet Z Blackmll ZO 11 269 169 206 9 JIJbullbull 6 1lmiddot7 ~ 210 lis 7 10 356 11 276 12 ZO~O ~ 212 I I

IO~lIIIile Z aazq 11~U 19middot 21 290 15middot0 21~2 5 ~o bull 6 276 30middot6 7 ~ ~0~7 11 35~ 12 2 1~bullJ 5 bullbull1 I~1ulJBlacldml1 IS 25middot2 18 1middot5 11 1middot3 12 llmiddot~ 12 6 1~ 260 12 ~9 0 ~o 9 32middotmiddot16 32middot5 lG217 1 269 I

1~1Di ellMIq 1112 middot215 181 26 lla ZO2 11 32middot5 io 261 226 2~1 11a ~6 400 ~5 bull t 7 10~~

1011~bullbull 16 265 I Blokml1 6251 21 llal 21 10 17~ 15 2S1 15 211 ZO5 2~ 15 ~ 509 ~7middot1 ~6 l 17 11 26 Iilaprell-llull JederaUonz II1Ilha141- IIi lIiDUrId 11970 196 10 211a 12 11 l ll 12 26bull 262 26 11 52 l Zf-l li 1~ 206 l 120 ~~

260 IIJ~_ a011iDe eleoUon 119n 182 12 22- 5 156 19 31middot5 11 ~bullbull middot215 25middot71

~~ 1 ~ 1 221 1 1 260 1Ie_et 1~ 221 102 21a6 10 169 17 - 267 18 2 186 218 19 ~t ~~6-11 110 2 2~2 128 18 11 ~~ lliope Z alureilD 1~~ 25 1~2 290 17middot0 20~ 7 27 19 27 26~ 27110 1a52 ~ ~ 18 27~0 20 18 1 1 18 7 IlliieIkof 13middot0 111 2 1~ 15 20 271 i7 27middot2 12 227 11 ~7 31 1 1~ 36middot6 7 225 150 11 bull 2~ IlIaDJoe4 Z Iope-Bar4 JeIlerUOD 1115 2middot3 12 2lJ 106 170 16 29~ 1~ 260 21~ 2middotZ 16 ~7~1 ~7 1 15 ~9 l1 12 0 li ~7 23middot I1bDie4 z IIope 11976 212 11middot7 250 12middot5 17middot6 lla 27middot~ 16 25middot7 215 2 17 la 2 ~s 12 27middot1 19 18~ 1~9 12 1 2 IICClllp01Ul4 orobullbull 11971 1~9 11 26 16 15 18 22middot7 20 20 207 20 20 1 3l~ rlmiddot 20 212 18 11 5 10 20 21_ II l-

~I

-

Leai rust

Varieties roving

- 52 -

reodings were reported rom five und stem rust reodings from twomiddot stotions

low re~ngs for both diseosos were Jomiddotllee KvlVole x T~qmiddot(CI 1195Gi)

Hope xT~key 1069 (CI~ 11964) Hope xChcy~rme(C~I~ 11969) und KovNQle xT~1IllQrq (9I

11992)

Kernel plump~Ss data were2e]orted from two statio~ aha these havegtbeen averaged and

DATA mOM TREDlSEASE mmsmus

Bmfr NUElSmY

For convenience tho doto from tho vniform Iilinter nhcot bunt nUsery ore includod in this

report Tl10se dnto (table 24)Tore ~ecurec1in cOQpcr~tion with AgroiJqmist s O)ld Potllologists

working in the area

j

f

1

- 53

UNITED STAT1S D]PAaTMENT OF llGRICULTURE

Bureau of Plant IndllStry

SUMiYIbEX OF THE GBElu PLAINSmiddotUN1FOBM WIhrm~ BUNT NUESmY 1941

By HI A Rodenhiser Pathologist and K S Quisenberry AgronomishWheat Investigations TIivision of Cereal Crops and Diseases

The uniform winter wheat bunt nUrsery for tho Great Plains area wos continued in 1941 inthe same manner as in previous yeaxs This report presents 0 sumnnry of the d1toobtoined in1941 together vlith lbhe averages formiddot the vaxietliies grown dUring different periods from 1932 to1941bull

In the fall of 1940 50 varieties and stroins of uinter wheot were SOVl1l in duplicotC8-foot r01S ot- ten stotions in the GrCtJt Ploins and ot BozemaJ1 1bnt KecrneysvilleW VoBeltsvill e M4 and Logan Utah BeCouse of unfovor2blc environracntalcolldit ions for bunt Jonshyfaction or subsequent plont grovrth no cL-m VlOre obtolned in the nuDseries seeded at- Lincoln andNorth Plotte Nebr and at St Poul Ivlinn ThedJta from 10 nurseries axe averaged The SllUt trot developed in the Logan utah nursery was caused entirely by the so-called dworf bunt orgOroniso and therefore the infection pcrcQntltgcs ore not included in the averages for other stationsThe nurseries included vorioties that hud shown resistw1ce in previous years and Igtromsing nm7strJins supplied by sevotal of the cooperat ing stat ions

Inoculuo for nost stations inS obtained fron the previous years IfUrsery at that stationby selecting bunted heads poundroD all infected vriGtics end froD collections DQrle froD faroersfields in the State where the test was made For the IvWiliatGan eXperioent the inoculum laS acomposite of racos knovm to be present in Kansas For the Kearneysville and Beltsville teststhe seed was inoculated with a cotlposite Dade 1lp of inoculum frOD all of the other nurseriesClean seed vms planted in the Logon nursery Q1d infection resulted fron the soil bormc organisn

The vurieties axe listed in order of the avertge infection at the 10 stations Thesemiddotaverages ranged fron 01 to 671 percent The average infections for SODe standard varietieslere as follows Ridit 20 Relief 26 Hussor 32 Minturki 91 Yoga 95 Nebred 103ond Oro 172 Of the susceptible check varieties Kh1Xkof had an average iIlfcction of 360 Cheyenne 39bull0 Quiviro 518 and Chiefkwl1 671 TJO hybrid strains hnd averogo infectionslovler than Ridit These were Oro x Turkey-FlorQamp1Ce (F9) and Hussar x Kmred (CbullI 11989) Fourselections fron the cross Hope x Turkey 1069 bad aver~ges 10Ter tlDJ1 the porelit varietyTurkey 1069 (CI 10016)

At the bottom of the table are shovm the average infections by stations rhe heaviestinfections with inoculum other than the dwarf bunt vmre obtained at Bozeman Ivlont Fort CollinsColo and lviurJbattan IWns A study of the lbnhattan Akron Fort Collins ond Bozemun dda gives some indication that different races mltJY be present ot these stations The behavior of thevarieties at Logon is of interest in thlt some of those eorrring rOpoundistance to the races presentin the Plains are also resistant to the dvrnrf bunt present at Logon In other cases strains trot

are quite susceptible on the Ploins see~ to be ~oderotely resistent ot Logon

Longtine averages are shovlD for vorieties gr~m for more trAT) one ye~bull For the period1932-41 Turkey 1069 (CI 10016) Nebred ond Hussor hcvo the 10middote st avero~es For the 3--yeorperiod 1939-41Hope x HussCX (C~I1l834J Relief 2nd Hepe x Turkey 1069 ~CI 11964) hmiddotweshmm the nost resistance Severol of the vcrieties trot mve beon highly resisttnt in thesetests and are othervlise agrononica11y desiroble axe being tested llith individ1U11 races tht havebeen identified in all of the wheot grovling areaS

bull j

i

86

j 1O~106101

7middot96

middot_----~----------------~~-~-~------~--------------------

rI

55

UNIFOBlvI WINTER vrnm RUST NURSERUS

In t~bles 25 ~~ 26 ore presented dQto qn severity of le~f~rust md s~g~~~t infection

on the 30 voxieties qf winter vThed grown Ll rust obss~tion nurseries t~ltgQgheIJ~ tho oountry

in 1941 These nurseries Jre LUintained froD yeor to yecr ~s part of n J1Jert ~elQUrQh progrno

corried on Ll coopcrotion ui th agronorUsts and patll010gists erployed in the ~evoru Stdes CODshy

cerned Lcter t 0 cooplete report of these nurseTies ui11 be issued 8c1d th9 rust percotCges my

not agree ent irel rlth those presented here since the clto sItovm in this less de~oilecl raport

include only figures for the severity)f infection

Differentiol dato for leed-rust hlfection -rare obtdneclfor the vcriotips ot 20 stotHJlS

(toble 25) In cnlcul~ting the over~get Q trace (T) ~ns considered2s equal to O Aoong the

seuihJrd whects Hope x Russlr (CI middot11682) Hope x Konvde (CI 11959)~ ~lcl Red Rock x BGpe

(C o 11821) Ind the lC)VTest ovemge infoctions Of the lnrd VIhBats IIt-uqui110 x Oro (CI 11979

and CI 11851) t Hope x Cheyenne (CI 11969) a1d tavrvnle x Tenrnorq (CI 11956) had averoges

less thaR 20 percent In the snme tests susceptible voriotieshad aver~ge infections of from

60 to 715 percent

Stem~rust readings showing differential reaction wore raported from 13 stations (table

26) Among the hard wheats the mosb pronoun~ed resistancQ vJUsmiddot shovm byHopb x CheyOJlIle (CI

11969) Hope x Turkey (CI 11964) Mnrguillo X Oro (C~I 11979 Cw1d CI 11851) t ond R-044shy

Minturki x lVJinturki (CI 12022) Of the semihard mGQts Hope x Knvrvole (CI 11959) and Hope x

HusstX (CI 11682) md low nveroge infections

Toblc 25 _Severity of 1e1 rust infection on ninter nheQt vQrieties gravm in the Uniform Rust Observation Nurseries in 1941

VGriety or cross

~

5355 302 50T+ 25

15 305 15

1 70T 501 65T50T 35T+ 10

T 301 50

1 65T+ QOT 5o 10o 1 T 25

0 25T+ 30

T+ 30T+ 45

433131054 4128

30 13313~3

806570

70 36765 11975 56770 46460 24460 26140 180middot25 15835 15465 21865 190

170 261

80 63 080 71535 35880 64910-63 390Q5 8HO t9 010 t5a I1099 OJ

15 117 m15 124 I

65 245

B565

100100

6520202540202515

46 SO10 50609025 5T 10T 70

2S 1525 lt1585 6040 80

T 255 40T 25T 255 Z5T 25T 10T 20

251015

TTT

20355

2010

15203030

52020

101010

1

30 25 80 - 9025 60 80 9015 5 80 8020 65 80 9020 -40 60-8Sshy20 85 90 10030 40 60 9010 T 25 10

1 T 20 105 T 10 20I T 10 20

T 10 40

70502060eo6070101015

510

753075

55

10

106080704030401510102015

9595809595959020

5Q

5070

7010100102010

100100100100middot

75202020

T55

20

30506030104020

TTT13

503080TTT

75 5060 7060 540 8070 middotmiddotmiddotmiddot6065 9085 4040 T

3 23 2

25 T20 20

25351575T5

JO30504040252020

55

103

9090gt9595Sfr80857570657030

8585

51060G5

8090

70207580556570551095

2525402510

TToo

oT

402585-~

T

-

85100

254065shy6525

5T

3T

10

3525middot9590

52525TT

105T

759510

10085

10075

5252

15

5060

100TTT

35

2525

325

3T2T

3

225615

115

5

)5252010

5352middotJ

515204025

60 7560 9510 545 10000 100Z09015 20

5 55 T

30 T3 T5 T

355

75T5T

7590306585-85452010101550

1530

57

1055

-0ooo1+

607075551045

51020656065

40755580755520

3551

20

T122

5211T

502510

253010152510

51TTE+5

TTT5

51020TTT

152025101510101515201015

50754050404020

T

fSoit Bed ~hignn Amb er 5620 751 TiUIllbu11 5657 80~~tDcnton 8265 50ti bullbull M(3Jster 6471 90

~tmiddotgtoiit~~~ioncon ~f~ ~gampi Purdue no 1 11380 80r~WijDas1i 11384 60t middotEUitzsel x Hungarian 11849 50~Fultzseh x HungaXion 11850 45~rbulll ~tz sel x HuDgorian120l7 30)middotFultzsel xTJWIlbull 12018 40

~H~eHt~=Redmiddot 4843 50~l Kawvale 8180 ~ 35 I~nt~~i 6155 50I Hope~Hussor 11682 20 HQpc~ KuwvrUltl 11959 20

Red~o~k x Hope 11821 35

atI~ ~ep7 51 A6 I~liiiiibda J 50 Tcnmarq 6936 65

Kharkof 1442 75Mala~of 4898 80Comanche 11673 40

I Pawnee 11669 30 Kawvale x Terimarq 11956 35

Marquil10 x Oro 11851 50Marquil10 x Oro 11979 30HOpe x Turkey 1069 11961 25Hope x Cheyenne 11969 20E-41oMinturkix Minturki lAJ22 70

~ -l

=_---~------------ ~----------------_ --~~~_-~~~

Table 26 - Severity of stem rust infection on winter wheat varieties grom in the Uniform Rust Observation Nurseries

11lJ~J

in 1941

----[AverC1ge for I13

stations I

I519467500515492538 j488566 1

558 CJl591 -J

535 I-

535 j

467 j

290 219 i

5-919 ~

318

18320028828513818613~8

4429220511

1

)

--~---

30 100 75 T- 30 100 65 65 20 65 2035 100 80 T 20 lOO 65 60 15 65 1530 100 80 T 20 100 65 70 15 65 3035 95 85 5 20 lOU 65 70 15 65 3540 100 70 5 25 100 65 70 20 65 545 100 80 5 40 100 40 80 25 60 3545 85 80 20 20 100 60 70 20 60 1550 85 86 10 30 100 65 80 20 80 4040 90 80 20 30 100 65 80 20 70 5050 100 88 40 40 100 65 70 10 80 5035 100 90 10 40 100 65 60 10 70 4555 90 85 5 WO 80 60 5 70 40

10 75 90 25 FO 65 60 5 65 T10 90 40 10 15 90 20 15 2 25 25

5 20 60 T 15 80 15 20 5 10 10T+ 10 T 0 25 5 10 1 T 20

15 T T+ a 5 5 T T 0 T T10 60 0 20 lOO 25 45 15 25 -10 3 25 10 20 90 5 -~ 15 T T20 10 25 0 15 75 20 10 15 T T25 - 15 55 0 30 100 25 20 15 l 10

5 20 60 T_ 20 100 25 25 25 T 1020 T 20 0 15 80 5 T 5 T T20 5 45 0 15 90 10 15 5 2 T15 5 10 0 15 90 10 T 3 1 520 5 5 D 5 T 5 3 T T10 T 1 0 5 10 T T 2 T T

5 5 0 0 10 5 T 1 T T5 0 T 0 0 T T T 2 T T

30 0 2 0 10 T 5 2- -T T

0 e IMchigan Amber 5620 40 65Trumbull 5657 2 50Denton 8265 10 65Fulcaster 6471 15 65Ivioditerranoan 3332 5 70Minhurdi 5149 10 80Purdue No 1 11380 10 50Wobash 11384 25 65Fultzselection x Hungarian 11849 20 60Ful tz selection x Hungarian 11850 15 60Fultz selGetion x Hungarian 12017 10 6~

FultzsGlection x Trumbull 12018 2 50SBmihard Red

HUssar 4843 T 65Kawvolc 8180 T 35Minturki 6155 T+ 45HOPe x Hussar 11682 T T

HoPe x Kawvolc 11959 0 TRed Rock x Hope 11821 T 50

Hard HedtKnnred 5146 0 60TeIlll18rq 6936 T 70Khurkof 1112 T+ 75Molukof 1898 T 80Comanche 11G73 T 35Pownoo 116G9 T+ 35rowvule x Tonmorq 11956 0 25M1rquillo x Oro 11851 T 10M1rqui110 x Oro 11979 T 10Hope x Turkey 11964 0 THope x Cheyenne 11969 0 TH-44-Minturki x Minturldl 12022 0 T

Is ft R d

Variety or cross

Ii

~bull~bullbullbullmiddotbull1

~ ~

J

-~

rmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddot

~

~

- 43-

Table 19 - (Continued)

scsperus ColorC1do(Tl1rce plats seeded September 27 1940)

Imiddot n~~rr ~~~l--=uigh ~

porRDnkbushel

I I ----- -~ ~ugust=- ltInches I POUoJds) ---

6251 10 4-1 63 618 509 2i llSn 10 ~ -12 63 5604 419 3

10091 8 l ~ 10 62 558middot B2 -0

ll673 middot12 62 539 514 1()

8856 5 J laquo 44 63 492 440 711974 9 42 62 475 443 4

12101 10 lt 44 64 474 12000 8 42 63 463 ~

12102 12 44 62 458--11823 10 lt13 60 456 400 1011976 12 40 62 lt156 442 5ll81fl 9 44 63 451 408 911972 8 flO 62 4t 472 3ll950 6 n 02 -134 399 II

1112 9 42 62 428 388 1211973 8 41 63 123 370 17ll969 10 12 61 418 343 1911992 8 14 62 -11-7 11999 8 11 6lt1 -n7ll961 8 lt12 62 n~

ll669 7 f bull 38 63 107 378 1412104 12 44 62 10412105 11 44 62 404ll956 9 14 63 101 374 1512106 11 13 62 39611975 12 42 62 394 367 18ll952 3 40 64 377 310 2011977 10 38 61 357 374 1512103 12 44 62 M9ll970 11 45 62 329 388 12

bull Standard error of a difference between the IOOan yields 6f any tWQvaJieties = 768 bushels

f

I

Table 19 - (Continued)

1- ~

t ~ bull

o14

AIDos Iowa (Jiourplots)

10094 69 588 288 403 212101 26 E86 255 fl1442 34middotmiddotmiddotmiddot 528 247 366 7

11950middot 51middotmiddot 554 221 377 -511999 middotmiddot 45 588 22111844 51middot 578 220 356 1111971 1-3 556 220 424 111972 35middot ~ amp72 208 366 711956gt 55 590 201 364 912103--- sa 587 195 11952middotmiddot 66 588 170 390 412104 ~ 64bulllt middot585 16812000middot t 579 16211669 78 S~r4 16-1 391 311992 10 573 16111974- 61 543 160 369 612102 2~ 598 158

6251 78 579 155 346 1311973 54 586 155 354 1211823 li4 544 154 357 1011970 28 5704 114 342 1411673 60 563 139 33 1511964middot 51 579 1358856 18 581 119 328 16

12109 J 15 563 9511977middot 6Q amp0 2amp2 1811975middot 71lt 72 299

_ J 17-

11969 86 ---- 57 270 2012105 13~- -_ 4111976 _5 32 271 19 l_

~~~df~~e~~let-~en

Standard

the yields ororyy two~6rieties= 249 bushelsbull-

error mean

- 45 -

Table 19 - (Continued) L~col~ebraslm

(Five p1ots~ seeded acpt01~er 25 emerged September 30 1940)

9

8

13456

715

17

161814

11131012

227221232225

1965186207

32~5 280 21t7276 272

--~l~till~~r gtti~~ - ~f~1-ei~~0 vre~-~TICJlV~ Jlvera~~clf==1 ~~~~_l~rvival)le~~do~rmpeIreacti~zrl_ _ J bush~l- ~~el~~ 1940-~L ~~1k_1

Pc -ilij June 1L1) -Wosf Bu ~Bu- I11950 65 29q4 22 35 568 317 316 2 I

11992 6525 25 34 557 3098856 69 P 20 3 36 592middot 295

11956 66 2pc 26 2 32 57r 28011669 65 33lt 24 2 34 564 26811844 56 25 27 3 36 568 25811952 702~ 20 3 35 58824412102 5626 27 3 33 57 7 22112101 61 26 27 3 32 568 19411973 57~5 26 3 34 55~(j 19112000 51 43 25 3 33 55~4 18610094middotmiddotmiddot 84 Z6 26 3 32 543 17411964 56Z6 25 2 30 51-0 17111971 74 Zo 26 3 34 518 154 11972 60~7 27 3 32 518 15111673 57Z5 26 3 34 526 118

1142 76 Z7 c 28 3 34 550 itG11999 46Z7 28 3 31 539 14612104 44 Z5 28 3 32 amp-10 137

6251 69 ~rlmiddot 28 3 34 550 13511970 63Z6 26 3 37 510 13~iJ12103 middot16~7 27 3 30 539 13311823 51~7 28 3 31 17-2 13211969 - 52 Z7 27 1 32533 13611970 13 ~6 27 3 28 195 12312106 41 35 25 3 30 510 -110111975 29 (37 28 3 28 190 6612105 29 AS 28 332 510 6SllSn 39 29 28 3 2810 55 174 20

I 1197e~ __~~ 29 28 bull 3 2747~~_54 185 19__1

Standcud error of 8i differ9nc~bet~loenth9rmoan yieldsQany1-wbV1arieties 298 bushels

l 1 and 2 arc degrees of resistance 3 and middot1 degrees ofsliscoptitbility

f

46

J

109 10

106 1191 17

120 994 15

106 ll101 1393 1679 2090 IS96 14 G5 19

Ronk~-

i150 2 t141 4

I154 1

137 5147 3 I

130 6

128 7124 S

Table 19 (Cont inuod)

AlliOJlce NebraSka(Thiee plots

C~I

number

12102 80 JiinC3 21 610 21312101 88 Jime3 3() 625 206

1112 88 JuneS 27 610 1$911669 85 June 2 20 605 lSS11972 83 JJine 3 19 615 lS712103 gO JUlle2 20 600middot 18~9

6251 75 JUIle2 23 620 bull lS~311973 87 JUiEl 2 19 615 lS111673 85 June 2 21 610 IS )12105 60 J~l 23 605 17910094 97 Juil3 4 18 615 18-511844 90 Jun13 1 20 EiOO 15~912104 middot83 JUfl92 20 595 15712106 $3 JL1Q 1 22 590 1511992 S1 Junel 21 56~0 15311964 160 June 2 19 580 119

8856 83 Yay30 20 590 13411999 88 Juile 2 17 600 13312000 ll8 JUIioZ IS 595 13311950 87 JU1Q 2 17 570 12middot2U969 90 Juno2 17 590 117nS74 88 Junel 18 580 ll6ll91 92 June 2 17 575 ll211952 M Juno 2 16 58middot0 1071+823 87 June~l 18 580 10311970 OS June 2 18 610 9911979 68 Junc2 19 585 8611975 15 Juno 2 21 585 B911906 ~3 JUne 2 17 575 061197 78 Juno 3 19 600 84

Standard error of a diffcrcnCebetwoonthe moan yi~lds of ~ly twovarieti~~ = 389 bushels

iL-s

- 47-

STANDARD EBROBS

Standard errors were calculated for each station as outlined on page 21 of this report

In table 20 will be found the number of plots t average yields and standard errorS for the unishy

form nursery grown at each of the 12 stations~

9-411512

7middot63575

132227237145

187321335205

265453474290

696 492 348 891

369 301 213 719656 5~36 379 1057

331 209 148 1279864 546 386 7329 Ll0 7~68 543 1228

353 249 176 1101

1 73 298 211 1234188 399 282 19~25

---_

Imiddot -l__Stl1daril er OJ opound a ---_== iSbgle~DifferOJ1Ce ~l 1

I plot between oeDLlS lfuSlio-rs=~rcenr

(Bu~hols BUshcs Ij

ITexns

Denton 4 1403Chillicothe 4 1501Bushland ~Irrig~ted) 4 3105Bushland Dry) 4 252i

OklahomaWoodward 4 3904

hJsosIvbnbnt t an 3 2964hys 3 3585

ColoradoAkron 5 1157Fort Collins 5 5270Hesperus 3 4416

IowaAmes 4 1599

NebraSkaLincoln 5 1710Alliance 3 1465

Table 20 - Nwnb)r of plots averGge yield and standard errors for the uniform yield nurseryat each coopmting station in 1941

NUmber -+---XVerageStation of yield of

~lots vDrietiesbushels)

SUIJlifLBY OF NUBSERY YIKLDS

The yields of the 30 varieties of winter wheat groW1l at 12 stations (13 nursories) are

sWllIIlnrized in table 21 whore ~he varieties are listed in order of the 13-nursory average yield

These avemgcs arc of int erost only insofar 1sthey shaw the generai adoptat ion of the vcriety

A more detaile~ study is possible i as the vcrieties also have been Dvercged and ranked by Stotes

Pmmee hDd the highest aVerage yield in 1941 rhis v2riety rankod first in ~exns ol1d

f Nebr1ska sixth in Oklahoma and Kansast f()(rteenth in Iowa ord seventeenth in Colorodo In 1940

Pmmee ranked second in the nursery and again made its poorest record h Coloiiado Cheyenne x

Tenmarq (CI 11972) rnnkcd second ~~ing its best record in K~s~s ~his strain ~id the highest

average yield in 1940 Li third place WC1S KalTv2Je x TOl~rq (cr 11950) a wheat that ros been

high in yield for sc)voral years in spite of a tendency to shcttor under certain conditions

KamiddotNalO x Tenmarq (CI 11992) rOJked fourth culd KDxNnle x ~e1llIDrq (Cel 11956) fifth ~he avo

rage yields of the four leading varieti~s differed vGry little It should be lintcd out that

tho first tlOlve vorioties had ~oxmrq as one parent In this sune group four varieties rod

KmNale os one Drent DLid i~1 three cases CheYOJu1e laS used in the ClOss Eighteen hyblid strnini

rI

IrImiddot

I

bullI I -- per acre Iz IN1rm Iemiddot Iowa eP~1rP CoIOrte1o pound ~

ii C~I I lIuh- 1 I I I I I I 1 ~ I I I J 13 I=~ i 1Cldl-1 1IIiu1 1aIIilble- JIBIIIlIOOl1-middot~ 1AIlbmkl ill8$iLi_ AlU-A~ BamkJori aAllnDdleit- Ae-JIaak1 I S~ 1 u- DIF (rnc~ -- rampampel 0middot I colin aileerace middotJCol- i tPenalftCllI lut1eot1IenAllid)_ I ~ bull I bull 0 I I bull UD I Imiddot I

I

III

Jampbull

I -

iftliaart errOl o~ bull _ (1IuIIelII) 132 227 1115 2- 096 21 3079 211 1middot16 211 2~12 116 86 1118 5middot1l 228 0 080 J I Is~ error ~ bull _ (~) 91l1 1512 515 16 5005 1middot91 11910middot51 639 1101 12- 19025 nll 132 1219 ~2I 6JJ 11l II I

- 49-

ronked obovc Faxly Blockhull ond 21 nere obove Blackhull OCld Nebred Again the Hope crosses

failed to give good yields as Hope x Tuxkey 1069 rmkcd cightcenth Hope x Cheyenne twenty-fifth

Qlld KlJlred x Hope tVlCllty-ninth In the 1941 nuxsory three strains had [werage yields lamr thDn _

Khnrkofchock

Tvrenty varieties have beon grovm iE the nuxscry for the 2-yccr period 19middot10-1941 Clt 11

stations vlith 12 nuxseries These dnta are presented in tob~e 22 lhcre the yields are avoraged

by States and the vC1rietics are listed in order of yield at all statiolS Cheyclmo x Tel1m~tq

(C I 11972) bad the highest avercge yield being consistontly high at 011 sttions excGIJt in

IO7au1d l~ebrcsko uhere wintorkilling wos heavy KavJValo x Tenmarc (Cl 11950) roikcd second

and PmJnee third These tvro strains had consistentB performuncos except trot Pavmee roc1ked fifshy

teenth in Colomdo Kawvale x TC11lIlurq (Cl 11956) ro1ked fourth COlIiltlIlChe shth 1hrly Blachshy

hull tenth and Black~u11 tvmlfth Nebred and warkof hnd avcroges considerobly lovlOr tlmn the

earlier vcxieti0s Etrly Blockhull x TollJDXq (CI 11952) hod 01 IverG-go yield considerably

higher Uwn Fcrly Blackhull In spite of tl-Je viintcrkilling ct the more northern stations grom1g

nurserios in 1941 tho oorly lalf-rustresistCJ1tvcrioties rlgcin rere at the top of tho list

for yield

Dato for c1klXocters other than yield cxe Qvorcged and presented in table 23 Since all

stations did not report the same datathe number of stations entering the averages is shawn at

the top of each column

Winter survival data show Nebred to be the most hardy variety in the nursery TvJO KltUlrea

Hard Federotion x Tenmarq strains (CI 12105 amp1d 12106) proved to be rather tender The rest o~

the varioties lu1d survivoJsthnt variod aver a I11frOVl rongo bull

Farly Blocld1ull is still the earliest vorioty in the nuxseryAt cleven sktions ipound 1VG-o

raged two days oarlier in headbg tlJDn Ebrly Bladldlull x TenmGrq (cr 11952) and three days

earlier than ChcyoTJ1Je x Thrly Blockhull (Cl 12000) Sevoetecn hybrids in the nuxsery rod rnv~

rage dates of he1ding e1Tlier thlt-n Block1mll ~Xkof ws the latest V1rilttty in thG lIllrSor

This gives a clear picture of the empmsis being ploced on cCXly vrheats in thoarea Ripening

datcs bring out about the same differences Qlthough the sprood is not so grect

Height measurements vcre reportod from all except one nursery and the averages showed

KltmredJhrd FederCtion x MiIlJmrdi-Mintuxki (CI 11970) to be the tallest and Hope x Turkey 1069

(Cl 11964) the sholtest athel vaIieties shOUwd very little differcl1CQ in averag0 height

Lodging data were reported from four st~tions )J1d indicated some differencesmiddot ~he weak0si

strawed vrieties were l31ockhu11 E1rly Black1lull and CheyeIlile x ]1rly Blcckbull (Cl 12000)

The IGastlodgir~was reported for Nebrad Ivbrtin x TOJ1PlOrq3 (CI 11823) and BltLckhull x Ten

marq (CI 12102)~

--

faltb ~ -~ of Bence Fie14 of ZO wbhr whea YUieU cr- ill _Uelll Fie14 _erie bull U aUon in lla 1l8I4red riDur whea 1eC10nbull 1~1

a I t llpllle1 pH Ia I I Jtpe Pr I Japmiddotu COXon4lp I Ina f - 1tratIla ~I bull I I IJlaU-Illpell-l I I I I I I I I I I I I I I I I I 2 I

1 t 8Iie7 or I 01 IDa- 101l11l-1 1Ul41 1a1llAn- lBultI1J~III lAy I Ihr I Ay i a I Ir IAlA-IAy I I- Ia I _811 on I cohe(IlIi+(Drr 1l8p I - IftIlll 1lIuIk1~I_1 daDk 1001- 1p8n81 ZIJaIi-IJIaDJt I aohle I r-BaDkIUle Ia I I _4118114) I I I I I I 11M I I I I I I I I I

IIq~n z 8uaIq 1172 ~1 205 29 11 232 3 40 1 ~9 32~ 31tmiddotl 3 506 ~12 1Ns9 3 ]66 7 221 15 I bull 312 IlKarial i arq 1150 2O1a 151 281 19middot1 20 bull 31t l 1 352 386 1 ~~ 9 ~7middot2 5 middot7 5 llmiddot 10 211 t 30 I11_bull 11669 25middot~ 21 32middot0 lbullL2~5 I 31middot0 _o~ 29bull9 311 ~

3Tbull1S 19 ~ -~~l ~ 271 ll~ ~1_ I

llawnJOZ aDUlq 1156 21middot ll ~1 16 235 2 36~ 5 31middot3 30 ~lis ~~ ~3~2 13 280 bull 9 i

llured-IIuIlJe48laUonz8uaIq 11971a 2115 162 middot3 162 203 10 38middot0 3 2 ) 561~ 50middot5 2 369 6 2001 120 16 13 291 IIaouoie 11673 252 21middot3 236 16 217 ~ ~7 9 350 29 5 bull ~-6 5~515 1 5 1 22 l~O 1S1 12 29 IllallJ B181llt1ml1 Z auaJq

~=281 176 23middot1 15middot5 211 6 1 2 3S~ 31middot1 2 7~5 ~o ~ 19 0 272 106 I 7 291 I

lIaIlIet Z Blackmll ZO 11 269 169 206 9 JIJbullbull 6 1lmiddot7 ~ 210 lis 7 10 356 11 276 12 ZO~O ~ 212 I I

IO~lIIIile Z aazq 11~U 19middot 21 290 15middot0 21~2 5 ~o bull 6 276 30middot6 7 ~ ~0~7 11 35~ 12 2 1~bullJ 5 bullbull1 I~1ulJBlacldml1 IS 25middot2 18 1middot5 11 1middot3 12 llmiddot~ 12 6 1~ 260 12 ~9 0 ~o 9 32middotmiddot16 32middot5 lG217 1 269 I

1~1Di ellMIq 1112 middot215 181 26 lla ZO2 11 32middot5 io 261 226 2~1 11a ~6 400 ~5 bull t 7 10~~

1011~bullbull 16 265 I Blokml1 6251 21 llal 21 10 17~ 15 2S1 15 211 ZO5 2~ 15 ~ 509 ~7middot1 ~6 l 17 11 26 Iilaprell-llull JederaUonz II1Ilha141- IIi lIiDUrId 11970 196 10 211a 12 11 l ll 12 26bull 262 26 11 52 l Zf-l li 1~ 206 l 120 ~~

260 IIJ~_ a011iDe eleoUon 119n 182 12 22- 5 156 19 31middot5 11 ~bullbull middot215 25middot71

~~ 1 ~ 1 221 1 1 260 1Ie_et 1~ 221 102 21a6 10 169 17 - 267 18 2 186 218 19 ~t ~~6-11 110 2 2~2 128 18 11 ~~ lliope Z alureilD 1~~ 25 1~2 290 17middot0 20~ 7 27 19 27 26~ 27110 1a52 ~ ~ 18 27~0 20 18 1 1 18 7 IlliieIkof 13middot0 111 2 1~ 15 20 271 i7 27middot2 12 227 11 ~7 31 1 1~ 36middot6 7 225 150 11 bull 2~ IlIaDJoe4 Z Iope-Bar4 JeIlerUOD 1115 2middot3 12 2lJ 106 170 16 29~ 1~ 260 21~ 2middotZ 16 ~7~1 ~7 1 15 ~9 l1 12 0 li ~7 23middot I1bDie4 z IIope 11976 212 11middot7 250 12middot5 17middot6 lla 27middot~ 16 25middot7 215 2 17 la 2 ~s 12 27middot1 19 18~ 1~9 12 1 2 IICClllp01Ul4 orobullbull 11971 1~9 11 26 16 15 18 22middot7 20 20 207 20 20 1 3l~ rlmiddot 20 212 18 11 5 10 20 21_ II l-

~I

-

Leai rust

Varieties roving

- 52 -

reodings were reported rom five und stem rust reodings from twomiddot stotions

low re~ngs for both diseosos were Jomiddotllee KvlVole x T~qmiddot(CI 1195Gi)

Hope xT~key 1069 (CI~ 11964) Hope xChcy~rme(C~I~ 11969) und KovNQle xT~1IllQrq (9I

11992)

Kernel plump~Ss data were2e]orted from two statio~ aha these havegtbeen averaged and

DATA mOM TREDlSEASE mmsmus

Bmfr NUElSmY

For convenience tho doto from tho vniform Iilinter nhcot bunt nUsery ore includod in this

report Tl10se dnto (table 24)Tore ~ecurec1in cOQpcr~tion with AgroiJqmist s O)ld Potllologists

working in the area

j

f

1

- 53

UNITED STAT1S D]PAaTMENT OF llGRICULTURE

Bureau of Plant IndllStry

SUMiYIbEX OF THE GBElu PLAINSmiddotUN1FOBM WIhrm~ BUNT NUESmY 1941

By HI A Rodenhiser Pathologist and K S Quisenberry AgronomishWheat Investigations TIivision of Cereal Crops and Diseases

The uniform winter wheat bunt nUrsery for tho Great Plains area wos continued in 1941 inthe same manner as in previous yeaxs This report presents 0 sumnnry of the d1toobtoined in1941 together vlith lbhe averages formiddot the vaxietliies grown dUring different periods from 1932 to1941bull

In the fall of 1940 50 varieties and stroins of uinter wheot were SOVl1l in duplicotC8-foot r01S ot- ten stotions in the GrCtJt Ploins and ot BozemaJ1 1bnt KecrneysvilleW VoBeltsvill e M4 and Logan Utah BeCouse of unfovor2blc environracntalcolldit ions for bunt Jonshyfaction or subsequent plont grovrth no cL-m VlOre obtolned in the nuDseries seeded at- Lincoln andNorth Plotte Nebr and at St Poul Ivlinn ThedJta from 10 nurseries axe averaged The SllUt trot developed in the Logan utah nursery was caused entirely by the so-called dworf bunt orgOroniso and therefore the infection pcrcQntltgcs ore not included in the averages for other stationsThe nurseries included vorioties that hud shown resistw1ce in previous years and Igtromsing nm7strJins supplied by sevotal of the cooperat ing stat ions

Inoculuo for nost stations inS obtained fron the previous years IfUrsery at that stationby selecting bunted heads poundroD all infected vriGtics end froD collections DQrle froD faroersfields in the State where the test was made For the IvWiliatGan eXperioent the inoculum laS acomposite of racos knovm to be present in Kansas For the Kearneysville and Beltsville teststhe seed was inoculated with a cotlposite Dade 1lp of inoculum frOD all of the other nurseriesClean seed vms planted in the Logon nursery Q1d infection resulted fron the soil bormc organisn

The vurieties axe listed in order of the avertge infection at the 10 stations Thesemiddotaverages ranged fron 01 to 671 percent The average infections for SODe standard varietieslere as follows Ridit 20 Relief 26 Hussor 32 Minturki 91 Yoga 95 Nebred 103ond Oro 172 Of the susceptible check varieties Kh1Xkof had an average iIlfcction of 360 Cheyenne 39bull0 Quiviro 518 and Chiefkwl1 671 TJO hybrid strains hnd averogo infectionslovler than Ridit These were Oro x Turkey-FlorQamp1Ce (F9) and Hussar x Kmred (CbullI 11989) Fourselections fron the cross Hope x Turkey 1069 bad aver~ges 10Ter tlDJ1 the porelit varietyTurkey 1069 (CI 10016)

At the bottom of the table are shovm the average infections by stations rhe heaviestinfections with inoculum other than the dwarf bunt vmre obtained at Bozeman Ivlont Fort CollinsColo and lviurJbattan IWns A study of the lbnhattan Akron Fort Collins ond Bozemun dda gives some indication that different races mltJY be present ot these stations The behavior of thevarieties at Logon is of interest in thlt some of those eorrring rOpoundistance to the races presentin the Plains are also resistant to the dvrnrf bunt present at Logon In other cases strains trot

are quite susceptible on the Ploins see~ to be ~oderotely resistent ot Logon

Longtine averages are shovlD for vorieties gr~m for more trAT) one ye~bull For the period1932-41 Turkey 1069 (CI 10016) Nebred ond Hussor hcvo the 10middote st avero~es For the 3--yeorperiod 1939-41Hope x HussCX (C~I1l834J Relief 2nd Hepe x Turkey 1069 ~CI 11964) hmiddotweshmm the nost resistance Severol of the vcrieties trot mve beon highly resisttnt in thesetests and are othervlise agrononica11y desiroble axe being tested llith individ1U11 races tht havebeen identified in all of the wheot grovling areaS

bull j

i

86

j 1O~106101

7middot96

middot_----~----------------~~-~-~------~--------------------

rI

55

UNIFOBlvI WINTER vrnm RUST NURSERUS

In t~bles 25 ~~ 26 ore presented dQto qn severity of le~f~rust md s~g~~~t infection

on the 30 voxieties qf winter vThed grown Ll rust obss~tion nurseries t~ltgQgheIJ~ tho oountry

in 1941 These nurseries Jre LUintained froD yeor to yecr ~s part of n J1Jert ~elQUrQh progrno

corried on Ll coopcrotion ui th agronorUsts and patll010gists erployed in the ~evoru Stdes CODshy

cerned Lcter t 0 cooplete report of these nurseTies ui11 be issued 8c1d th9 rust percotCges my

not agree ent irel rlth those presented here since the clto sItovm in this less de~oilecl raport

include only figures for the severity)f infection

Differentiol dato for leed-rust hlfection -rare obtdneclfor the vcriotips ot 20 stotHJlS

(toble 25) In cnlcul~ting the over~get Q trace (T) ~ns considered2s equal to O Aoong the

seuihJrd whects Hope x Russlr (CI middot11682) Hope x Konvde (CI 11959)~ ~lcl Red Rock x BGpe

(C o 11821) Ind the lC)VTest ovemge infoctions Of the lnrd VIhBats IIt-uqui110 x Oro (CI 11979

and CI 11851) t Hope x Cheyenne (CI 11969) a1d tavrvnle x Tenrnorq (CI 11956) had averoges

less thaR 20 percent In the snme tests susceptible voriotieshad aver~ge infections of from

60 to 715 percent

Stem~rust readings showing differential reaction wore raported from 13 stations (table

26) Among the hard wheats the mosb pronoun~ed resistancQ vJUsmiddot shovm byHopb x CheyOJlIle (CI

11969) Hope x Turkey (CI 11964) Mnrguillo X Oro (C~I 11979 Cw1d CI 11851) t ond R-044shy

Minturki x lVJinturki (CI 12022) Of the semihard mGQts Hope x Knvrvole (CI 11959) and Hope x

HusstX (CI 11682) md low nveroge infections

Toblc 25 _Severity of 1e1 rust infection on ninter nheQt vQrieties gravm in the Uniform Rust Observation Nurseries in 1941

VGriety or cross

~

5355 302 50T+ 25

15 305 15

1 70T 501 65T50T 35T+ 10

T 301 50

1 65T+ QOT 5o 10o 1 T 25

0 25T+ 30

T+ 30T+ 45

433131054 4128

30 13313~3

806570

70 36765 11975 56770 46460 24460 26140 180middot25 15835 15465 21865 190

170 261

80 63 080 71535 35880 64910-63 390Q5 8HO t9 010 t5a I1099 OJ

15 117 m15 124 I

65 245

B565

100100

6520202540202515

46 SO10 50609025 5T 10T 70

2S 1525 lt1585 6040 80

T 255 40T 25T 255 Z5T 25T 10T 20

251015

TTT

20355

2010

15203030

52020

101010

1

30 25 80 - 9025 60 80 9015 5 80 8020 65 80 9020 -40 60-8Sshy20 85 90 10030 40 60 9010 T 25 10

1 T 20 105 T 10 20I T 10 20

T 10 40

70502060eo6070101015

510

753075

55

10

106080704030401510102015

9595809595959020

5Q

5070

7010100102010

100100100100middot

75202020

T55

20

30506030104020

TTT13

503080TTT

75 5060 7060 540 8070 middotmiddotmiddotmiddot6065 9085 4040 T

3 23 2

25 T20 20

25351575T5

JO30504040252020

55

103

9090gt9595Sfr80857570657030

8585

51060G5

8090

70207580556570551095

2525402510

TToo

oT

402585-~

T

-

85100

254065shy6525

5T

3T

10

3525middot9590

52525TT

105T

759510

10085

10075

5252

15

5060

100TTT

35

2525

325

3T2T

3

225615

115

5

)5252010

5352middotJ

515204025

60 7560 9510 545 10000 100Z09015 20

5 55 T

30 T3 T5 T

355

75T5T

7590306585-85452010101550

1530

57

1055

-0ooo1+

607075551045

51020656065

40755580755520

3551

20

T122

5211T

502510

253010152510

51TTE+5

TTT5

51020TTT

152025101510101515201015

50754050404020

T

fSoit Bed ~hignn Amb er 5620 751 TiUIllbu11 5657 80~~tDcnton 8265 50ti bullbull M(3Jster 6471 90

~tmiddotgtoiit~~~ioncon ~f~ ~gampi Purdue no 1 11380 80r~WijDas1i 11384 60t middotEUitzsel x Hungarian 11849 50~Fultzseh x HungaXion 11850 45~rbulll ~tz sel x HuDgorian120l7 30)middotFultzsel xTJWIlbull 12018 40

~H~eHt~=Redmiddot 4843 50~l Kawvale 8180 ~ 35 I~nt~~i 6155 50I Hope~Hussor 11682 20 HQpc~ KuwvrUltl 11959 20

Red~o~k x Hope 11821 35

atI~ ~ep7 51 A6 I~liiiiibda J 50 Tcnmarq 6936 65

Kharkof 1442 75Mala~of 4898 80Comanche 11673 40

I Pawnee 11669 30 Kawvale x Terimarq 11956 35

Marquil10 x Oro 11851 50Marquil10 x Oro 11979 30HOpe x Turkey 1069 11961 25Hope x Cheyenne 11969 20E-41oMinturkix Minturki lAJ22 70

~ -l

=_---~------------ ~----------------_ --~~~_-~~~

Table 26 - Severity of stem rust infection on winter wheat varieties grom in the Uniform Rust Observation Nurseries

11lJ~J

in 1941

----[AverC1ge for I13

stations I

I519467500515492538 j488566 1

558 CJl591 -J

535 I-

535 j

467 j

290 219 i

5-919 ~

318

18320028828513818613~8

4429220511

1

)

--~---

30 100 75 T- 30 100 65 65 20 65 2035 100 80 T 20 lOO 65 60 15 65 1530 100 80 T 20 100 65 70 15 65 3035 95 85 5 20 lOU 65 70 15 65 3540 100 70 5 25 100 65 70 20 65 545 100 80 5 40 100 40 80 25 60 3545 85 80 20 20 100 60 70 20 60 1550 85 86 10 30 100 65 80 20 80 4040 90 80 20 30 100 65 80 20 70 5050 100 88 40 40 100 65 70 10 80 5035 100 90 10 40 100 65 60 10 70 4555 90 85 5 WO 80 60 5 70 40

10 75 90 25 FO 65 60 5 65 T10 90 40 10 15 90 20 15 2 25 25

5 20 60 T 15 80 15 20 5 10 10T+ 10 T 0 25 5 10 1 T 20

15 T T+ a 5 5 T T 0 T T10 60 0 20 lOO 25 45 15 25 -10 3 25 10 20 90 5 -~ 15 T T20 10 25 0 15 75 20 10 15 T T25 - 15 55 0 30 100 25 20 15 l 10

5 20 60 T_ 20 100 25 25 25 T 1020 T 20 0 15 80 5 T 5 T T20 5 45 0 15 90 10 15 5 2 T15 5 10 0 15 90 10 T 3 1 520 5 5 D 5 T 5 3 T T10 T 1 0 5 10 T T 2 T T

5 5 0 0 10 5 T 1 T T5 0 T 0 0 T T T 2 T T

30 0 2 0 10 T 5 2- -T T

0 e IMchigan Amber 5620 40 65Trumbull 5657 2 50Denton 8265 10 65Fulcaster 6471 15 65Ivioditerranoan 3332 5 70Minhurdi 5149 10 80Purdue No 1 11380 10 50Wobash 11384 25 65Fultzselection x Hungarian 11849 20 60Ful tz selection x Hungarian 11850 15 60Fultz selGetion x Hungarian 12017 10 6~

FultzsGlection x Trumbull 12018 2 50SBmihard Red

HUssar 4843 T 65Kawvolc 8180 T 35Minturki 6155 T+ 45HOPe x Hussar 11682 T T

HoPe x Kawvolc 11959 0 TRed Rock x Hope 11821 T 50

Hard HedtKnnred 5146 0 60TeIlll18rq 6936 T 70Khurkof 1112 T+ 75Molukof 1898 T 80Comanche 11G73 T 35Pownoo 116G9 T+ 35rowvule x Tonmorq 11956 0 25M1rquillo x Oro 11851 T 10M1rqui110 x Oro 11979 T 10Hope x Turkey 11964 0 THope x Cheyenne 11969 0 TH-44-Minturki x Minturldl 12022 0 T

Is ft R d

Variety or cross

Ii

~bull~bullbullbullmiddotbull1

~ ~

J

-~

rmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddot

~

I

Table 19 - (Continued)

1- ~

t ~ bull

o14

AIDos Iowa (Jiourplots)

10094 69 588 288 403 212101 26 E86 255 fl1442 34middotmiddotmiddotmiddot 528 247 366 7

11950middot 51middotmiddot 554 221 377 -511999 middotmiddot 45 588 22111844 51middot 578 220 356 1111971 1-3 556 220 424 111972 35middot ~ amp72 208 366 711956gt 55 590 201 364 912103--- sa 587 195 11952middotmiddot 66 588 170 390 412104 ~ 64bulllt middot585 16812000middot t 579 16211669 78 S~r4 16-1 391 311992 10 573 16111974- 61 543 160 369 612102 2~ 598 158

6251 78 579 155 346 1311973 54 586 155 354 1211823 li4 544 154 357 1011970 28 5704 114 342 1411673 60 563 139 33 1511964middot 51 579 1358856 18 581 119 328 16

12109 J 15 563 9511977middot 6Q amp0 2amp2 1811975middot 71lt 72 299

_ J 17-

11969 86 ---- 57 270 2012105 13~- -_ 4111976 _5 32 271 19 l_

~~~df~~e~~let-~en

Standard

the yields ororyy two~6rieties= 249 bushelsbull-

error mean

- 45 -

Table 19 - (Continued) L~col~ebraslm

(Five p1ots~ seeded acpt01~er 25 emerged September 30 1940)

9

8

13456

715

17

161814

11131012

227221232225

1965186207

32~5 280 21t7276 272

--~l~till~~r gtti~~ - ~f~1-ei~~0 vre~-~TICJlV~ Jlvera~~clf==1 ~~~~_l~rvival)le~~do~rmpeIreacti~zrl_ _ J bush~l- ~~el~~ 1940-~L ~~1k_1

Pc -ilij June 1L1) -Wosf Bu ~Bu- I11950 65 29q4 22 35 568 317 316 2 I

11992 6525 25 34 557 3098856 69 P 20 3 36 592middot 295

11956 66 2pc 26 2 32 57r 28011669 65 33lt 24 2 34 564 26811844 56 25 27 3 36 568 25811952 702~ 20 3 35 58824412102 5626 27 3 33 57 7 22112101 61 26 27 3 32 568 19411973 57~5 26 3 34 55~(j 19112000 51 43 25 3 33 55~4 18610094middotmiddotmiddot 84 Z6 26 3 32 543 17411964 56Z6 25 2 30 51-0 17111971 74 Zo 26 3 34 518 154 11972 60~7 27 3 32 518 15111673 57Z5 26 3 34 526 118

1142 76 Z7 c 28 3 34 550 itG11999 46Z7 28 3 31 539 14612104 44 Z5 28 3 32 amp-10 137

6251 69 ~rlmiddot 28 3 34 550 13511970 63Z6 26 3 37 510 13~iJ12103 middot16~7 27 3 30 539 13311823 51~7 28 3 31 17-2 13211969 - 52 Z7 27 1 32533 13611970 13 ~6 27 3 28 195 12312106 41 35 25 3 30 510 -110111975 29 (37 28 3 28 190 6612105 29 AS 28 332 510 6SllSn 39 29 28 3 2810 55 174 20

I 1197e~ __~~ 29 28 bull 3 2747~~_54 185 19__1

Standcud error of 8i differ9nc~bet~loenth9rmoan yieldsQany1-wbV1arieties 298 bushels

l 1 and 2 arc degrees of resistance 3 and middot1 degrees ofsliscoptitbility

f

46

J

109 10

106 1191 17

120 994 15

106 ll101 1393 1679 2090 IS96 14 G5 19

Ronk~-

i150 2 t141 4

I154 1

137 5147 3 I

130 6

128 7124 S

Table 19 (Cont inuod)

AlliOJlce NebraSka(Thiee plots

C~I

number

12102 80 JiinC3 21 610 21312101 88 Jime3 3() 625 206

1112 88 JuneS 27 610 1$911669 85 June 2 20 605 lSS11972 83 JJine 3 19 615 lS712103 gO JUlle2 20 600middot 18~9

6251 75 JUIle2 23 620 bull lS~311973 87 JUiEl 2 19 615 lS111673 85 June 2 21 610 IS )12105 60 J~l 23 605 17910094 97 Juil3 4 18 615 18-511844 90 Jun13 1 20 EiOO 15~912104 middot83 JUfl92 20 595 15712106 $3 JL1Q 1 22 590 1511992 S1 Junel 21 56~0 15311964 160 June 2 19 580 119

8856 83 Yay30 20 590 13411999 88 Juile 2 17 600 13312000 ll8 JUIioZ IS 595 13311950 87 JU1Q 2 17 570 12middot2U969 90 Juno2 17 590 117nS74 88 Junel 18 580 ll6ll91 92 June 2 17 575 ll211952 M Juno 2 16 58middot0 1071+823 87 June~l 18 580 10311970 OS June 2 18 610 9911979 68 Junc2 19 585 8611975 15 Juno 2 21 585 B911906 ~3 JUne 2 17 575 061197 78 Juno 3 19 600 84

Standard error of a diffcrcnCebetwoonthe moan yi~lds of ~ly twovarieti~~ = 389 bushels

iL-s

- 47-

STANDARD EBROBS

Standard errors were calculated for each station as outlined on page 21 of this report

In table 20 will be found the number of plots t average yields and standard errorS for the unishy

form nursery grown at each of the 12 stations~

9-411512

7middot63575

132227237145

187321335205

265453474290

696 492 348 891

369 301 213 719656 5~36 379 1057

331 209 148 1279864 546 386 7329 Ll0 7~68 543 1228

353 249 176 1101

1 73 298 211 1234188 399 282 19~25

---_

Imiddot -l__Stl1daril er OJ opound a ---_== iSbgle~DifferOJ1Ce ~l 1

I plot between oeDLlS lfuSlio-rs=~rcenr

(Bu~hols BUshcs Ij

ITexns

Denton 4 1403Chillicothe 4 1501Bushland ~Irrig~ted) 4 3105Bushland Dry) 4 252i

OklahomaWoodward 4 3904

hJsosIvbnbnt t an 3 2964hys 3 3585

ColoradoAkron 5 1157Fort Collins 5 5270Hesperus 3 4416

IowaAmes 4 1599

NebraSkaLincoln 5 1710Alliance 3 1465

Table 20 - Nwnb)r of plots averGge yield and standard errors for the uniform yield nurseryat each coopmting station in 1941

NUmber -+---XVerageStation of yield of

~lots vDrietiesbushels)

SUIJlifLBY OF NUBSERY YIKLDS

The yields of the 30 varieties of winter wheat groW1l at 12 stations (13 nursories) are

sWllIIlnrized in table 21 whore ~he varieties are listed in order of the 13-nursory average yield

These avemgcs arc of int erost only insofar 1sthey shaw the generai adoptat ion of the vcriety

A more detaile~ study is possible i as the vcrieties also have been Dvercged and ranked by Stotes

Pmmee hDd the highest aVerage yield in 1941 rhis v2riety rankod first in ~exns ol1d

f Nebr1ska sixth in Oklahoma and Kansast f()(rteenth in Iowa ord seventeenth in Colorodo In 1940

Pmmee ranked second in the nursery and again made its poorest record h Coloiiado Cheyenne x

Tenmarq (CI 11972) rnnkcd second ~~ing its best record in K~s~s ~his strain ~id the highest

average yield in 1940 Li third place WC1S KalTv2Je x TOl~rq (cr 11950) a wheat that ros been

high in yield for sc)voral years in spite of a tendency to shcttor under certain conditions

KamiddotNalO x Tenmarq (CI 11992) rOJked fourth culd KDxNnle x ~e1llIDrq (Cel 11956) fifth ~he avo

rage yields of the four leading varieti~s differed vGry little It should be lintcd out that

tho first tlOlve vorioties had ~oxmrq as one parent In this sune group four varieties rod

KmNale os one Drent DLid i~1 three cases CheYOJu1e laS used in the ClOss Eighteen hyblid strnini

rI

IrImiddot

I

bullI I -- per acre Iz IN1rm Iemiddot Iowa eP~1rP CoIOrte1o pound ~

ii C~I I lIuh- 1 I I I I I I 1 ~ I I I J 13 I=~ i 1Cldl-1 1IIiu1 1aIIilble- JIBIIIlIOOl1-middot~ 1AIlbmkl ill8$iLi_ AlU-A~ BamkJori aAllnDdleit- Ae-JIaak1 I S~ 1 u- DIF (rnc~ -- rampampel 0middot I colin aileerace middotJCol- i tPenalftCllI lut1eot1IenAllid)_ I ~ bull I bull 0 I I bull UD I Imiddot I

I

III

Jampbull

I -

iftliaart errOl o~ bull _ (1IuIIelII) 132 227 1115 2- 096 21 3079 211 1middot16 211 2~12 116 86 1118 5middot1l 228 0 080 J I Is~ error ~ bull _ (~) 91l1 1512 515 16 5005 1middot91 11910middot51 639 1101 12- 19025 nll 132 1219 ~2I 6JJ 11l II I

- 49-

ronked obovc Faxly Blockhull ond 21 nere obove Blackhull OCld Nebred Again the Hope crosses

failed to give good yields as Hope x Tuxkey 1069 rmkcd cightcenth Hope x Cheyenne twenty-fifth

Qlld KlJlred x Hope tVlCllty-ninth In the 1941 nuxsory three strains had [werage yields lamr thDn _

Khnrkofchock

Tvrenty varieties have beon grovm iE the nuxscry for the 2-yccr period 19middot10-1941 Clt 11

stations vlith 12 nuxseries These dnta are presented in tob~e 22 lhcre the yields are avoraged

by States and the vC1rietics are listed in order of yield at all statiolS Cheyclmo x Tel1m~tq

(C I 11972) bad the highest avercge yield being consistontly high at 011 sttions excGIJt in

IO7au1d l~ebrcsko uhere wintorkilling wos heavy KavJValo x Tenmarc (Cl 11950) roikcd second

and PmJnee third These tvro strains had consistentB performuncos except trot Pavmee roc1ked fifshy

teenth in Colomdo Kawvale x TC11lIlurq (Cl 11956) ro1ked fourth COlIiltlIlChe shth 1hrly Blachshy

hull tenth and Black~u11 tvmlfth Nebred and warkof hnd avcroges considerobly lovlOr tlmn the

earlier vcxieti0s Etrly Blockhull x TollJDXq (CI 11952) hod 01 IverG-go yield considerably

higher Uwn Fcrly Blackhull In spite of tl-Je viintcrkilling ct the more northern stations grom1g

nurserios in 1941 tho oorly lalf-rustresistCJ1tvcrioties rlgcin rere at the top of tho list

for yield

Dato for c1klXocters other than yield cxe Qvorcged and presented in table 23 Since all

stations did not report the same datathe number of stations entering the averages is shawn at

the top of each column

Winter survival data show Nebred to be the most hardy variety in the nursery TvJO KltUlrea

Hard Federotion x Tenmarq strains (CI 12105 amp1d 12106) proved to be rather tender The rest o~

the varioties lu1d survivoJsthnt variod aver a I11frOVl rongo bull

Farly Blocld1ull is still the earliest vorioty in the nuxseryAt cleven sktions ipound 1VG-o

raged two days oarlier in headbg tlJDn Ebrly Bladldlull x TenmGrq (cr 11952) and three days

earlier than ChcyoTJ1Je x Thrly Blockhull (Cl 12000) Sevoetecn hybrids in the nuxsery rod rnv~

rage dates of he1ding e1Tlier thlt-n Block1mll ~Xkof ws the latest V1rilttty in thG lIllrSor

This gives a clear picture of the empmsis being ploced on cCXly vrheats in thoarea Ripening

datcs bring out about the same differences Qlthough the sprood is not so grect

Height measurements vcre reportod from all except one nursery and the averages showed

KltmredJhrd FederCtion x MiIlJmrdi-Mintuxki (CI 11970) to be the tallest and Hope x Turkey 1069

(Cl 11964) the sholtest athel vaIieties shOUwd very little differcl1CQ in averag0 height

Lodging data were reported from four st~tions )J1d indicated some differencesmiddot ~he weak0si

strawed vrieties were l31ockhu11 E1rly Black1lull and CheyeIlile x ]1rly Blcckbull (Cl 12000)

The IGastlodgir~was reported for Nebrad Ivbrtin x TOJ1PlOrq3 (CI 11823) and BltLckhull x Ten

marq (CI 12102)~

--

faltb ~ -~ of Bence Fie14 of ZO wbhr whea YUieU cr- ill _Uelll Fie14 _erie bull U aUon in lla 1l8I4red riDur whea 1eC10nbull 1~1

a I t llpllle1 pH Ia I I Jtpe Pr I Japmiddotu COXon4lp I Ina f - 1tratIla ~I bull I I IJlaU-Illpell-l I I I I I I I I I I I I I I I I I 2 I

1 t 8Iie7 or I 01 IDa- 101l11l-1 1Ul41 1a1llAn- lBultI1J~III lAy I Ihr I Ay i a I Ir IAlA-IAy I I- Ia I _811 on I cohe(IlIi+(Drr 1l8p I - IftIlll 1lIuIk1~I_1 daDk 1001- 1p8n81 ZIJaIi-IJIaDJt I aohle I r-BaDkIUle Ia I I _4118114) I I I I I I 11M I I I I I I I I I

IIq~n z 8uaIq 1172 ~1 205 29 11 232 3 40 1 ~9 32~ 31tmiddotl 3 506 ~12 1Ns9 3 ]66 7 221 15 I bull 312 IlKarial i arq 1150 2O1a 151 281 19middot1 20 bull 31t l 1 352 386 1 ~~ 9 ~7middot2 5 middot7 5 llmiddot 10 211 t 30 I11_bull 11669 25middot~ 21 32middot0 lbullL2~5 I 31middot0 _o~ 29bull9 311 ~

3Tbull1S 19 ~ -~~l ~ 271 ll~ ~1_ I

llawnJOZ aDUlq 1156 21middot ll ~1 16 235 2 36~ 5 31middot3 30 ~lis ~~ ~3~2 13 280 bull 9 i

llured-IIuIlJe48laUonz8uaIq 11971a 2115 162 middot3 162 203 10 38middot0 3 2 ) 561~ 50middot5 2 369 6 2001 120 16 13 291 IIaouoie 11673 252 21middot3 236 16 217 ~ ~7 9 350 29 5 bull ~-6 5~515 1 5 1 22 l~O 1S1 12 29 IllallJ B181llt1ml1 Z auaJq

~=281 176 23middot1 15middot5 211 6 1 2 3S~ 31middot1 2 7~5 ~o ~ 19 0 272 106 I 7 291 I

lIaIlIet Z Blackmll ZO 11 269 169 206 9 JIJbullbull 6 1lmiddot7 ~ 210 lis 7 10 356 11 276 12 ZO~O ~ 212 I I

IO~lIIIile Z aazq 11~U 19middot 21 290 15middot0 21~2 5 ~o bull 6 276 30middot6 7 ~ ~0~7 11 35~ 12 2 1~bullJ 5 bullbull1 I~1ulJBlacldml1 IS 25middot2 18 1middot5 11 1middot3 12 llmiddot~ 12 6 1~ 260 12 ~9 0 ~o 9 32middotmiddot16 32middot5 lG217 1 269 I

1~1Di ellMIq 1112 middot215 181 26 lla ZO2 11 32middot5 io 261 226 2~1 11a ~6 400 ~5 bull t 7 10~~

1011~bullbull 16 265 I Blokml1 6251 21 llal 21 10 17~ 15 2S1 15 211 ZO5 2~ 15 ~ 509 ~7middot1 ~6 l 17 11 26 Iilaprell-llull JederaUonz II1Ilha141- IIi lIiDUrId 11970 196 10 211a 12 11 l ll 12 26bull 262 26 11 52 l Zf-l li 1~ 206 l 120 ~~

260 IIJ~_ a011iDe eleoUon 119n 182 12 22- 5 156 19 31middot5 11 ~bullbull middot215 25middot71

~~ 1 ~ 1 221 1 1 260 1Ie_et 1~ 221 102 21a6 10 169 17 - 267 18 2 186 218 19 ~t ~~6-11 110 2 2~2 128 18 11 ~~ lliope Z alureilD 1~~ 25 1~2 290 17middot0 20~ 7 27 19 27 26~ 27110 1a52 ~ ~ 18 27~0 20 18 1 1 18 7 IlliieIkof 13middot0 111 2 1~ 15 20 271 i7 27middot2 12 227 11 ~7 31 1 1~ 36middot6 7 225 150 11 bull 2~ IlIaDJoe4 Z Iope-Bar4 JeIlerUOD 1115 2middot3 12 2lJ 106 170 16 29~ 1~ 260 21~ 2middotZ 16 ~7~1 ~7 1 15 ~9 l1 12 0 li ~7 23middot I1bDie4 z IIope 11976 212 11middot7 250 12middot5 17middot6 lla 27middot~ 16 25middot7 215 2 17 la 2 ~s 12 27middot1 19 18~ 1~9 12 1 2 IICClllp01Ul4 orobullbull 11971 1~9 11 26 16 15 18 22middot7 20 20 207 20 20 1 3l~ rlmiddot 20 212 18 11 5 10 20 21_ II l-

~I

-

Leai rust

Varieties roving

- 52 -

reodings were reported rom five und stem rust reodings from twomiddot stotions

low re~ngs for both diseosos were Jomiddotllee KvlVole x T~qmiddot(CI 1195Gi)

Hope xT~key 1069 (CI~ 11964) Hope xChcy~rme(C~I~ 11969) und KovNQle xT~1IllQrq (9I

11992)

Kernel plump~Ss data were2e]orted from two statio~ aha these havegtbeen averaged and

DATA mOM TREDlSEASE mmsmus

Bmfr NUElSmY

For convenience tho doto from tho vniform Iilinter nhcot bunt nUsery ore includod in this

report Tl10se dnto (table 24)Tore ~ecurec1in cOQpcr~tion with AgroiJqmist s O)ld Potllologists

working in the area

j

f

1

- 53

UNITED STAT1S D]PAaTMENT OF llGRICULTURE

Bureau of Plant IndllStry

SUMiYIbEX OF THE GBElu PLAINSmiddotUN1FOBM WIhrm~ BUNT NUESmY 1941

By HI A Rodenhiser Pathologist and K S Quisenberry AgronomishWheat Investigations TIivision of Cereal Crops and Diseases

The uniform winter wheat bunt nUrsery for tho Great Plains area wos continued in 1941 inthe same manner as in previous yeaxs This report presents 0 sumnnry of the d1toobtoined in1941 together vlith lbhe averages formiddot the vaxietliies grown dUring different periods from 1932 to1941bull

In the fall of 1940 50 varieties and stroins of uinter wheot were SOVl1l in duplicotC8-foot r01S ot- ten stotions in the GrCtJt Ploins and ot BozemaJ1 1bnt KecrneysvilleW VoBeltsvill e M4 and Logan Utah BeCouse of unfovor2blc environracntalcolldit ions for bunt Jonshyfaction or subsequent plont grovrth no cL-m VlOre obtolned in the nuDseries seeded at- Lincoln andNorth Plotte Nebr and at St Poul Ivlinn ThedJta from 10 nurseries axe averaged The SllUt trot developed in the Logan utah nursery was caused entirely by the so-called dworf bunt orgOroniso and therefore the infection pcrcQntltgcs ore not included in the averages for other stationsThe nurseries included vorioties that hud shown resistw1ce in previous years and Igtromsing nm7strJins supplied by sevotal of the cooperat ing stat ions

Inoculuo for nost stations inS obtained fron the previous years IfUrsery at that stationby selecting bunted heads poundroD all infected vriGtics end froD collections DQrle froD faroersfields in the State where the test was made For the IvWiliatGan eXperioent the inoculum laS acomposite of racos knovm to be present in Kansas For the Kearneysville and Beltsville teststhe seed was inoculated with a cotlposite Dade 1lp of inoculum frOD all of the other nurseriesClean seed vms planted in the Logon nursery Q1d infection resulted fron the soil bormc organisn

The vurieties axe listed in order of the avertge infection at the 10 stations Thesemiddotaverages ranged fron 01 to 671 percent The average infections for SODe standard varietieslere as follows Ridit 20 Relief 26 Hussor 32 Minturki 91 Yoga 95 Nebred 103ond Oro 172 Of the susceptible check varieties Kh1Xkof had an average iIlfcction of 360 Cheyenne 39bull0 Quiviro 518 and Chiefkwl1 671 TJO hybrid strains hnd averogo infectionslovler than Ridit These were Oro x Turkey-FlorQamp1Ce (F9) and Hussar x Kmred (CbullI 11989) Fourselections fron the cross Hope x Turkey 1069 bad aver~ges 10Ter tlDJ1 the porelit varietyTurkey 1069 (CI 10016)

At the bottom of the table are shovm the average infections by stations rhe heaviestinfections with inoculum other than the dwarf bunt vmre obtained at Bozeman Ivlont Fort CollinsColo and lviurJbattan IWns A study of the lbnhattan Akron Fort Collins ond Bozemun dda gives some indication that different races mltJY be present ot these stations The behavior of thevarieties at Logon is of interest in thlt some of those eorrring rOpoundistance to the races presentin the Plains are also resistant to the dvrnrf bunt present at Logon In other cases strains trot

are quite susceptible on the Ploins see~ to be ~oderotely resistent ot Logon

Longtine averages are shovlD for vorieties gr~m for more trAT) one ye~bull For the period1932-41 Turkey 1069 (CI 10016) Nebred ond Hussor hcvo the 10middote st avero~es For the 3--yeorperiod 1939-41Hope x HussCX (C~I1l834J Relief 2nd Hepe x Turkey 1069 ~CI 11964) hmiddotweshmm the nost resistance Severol of the vcrieties trot mve beon highly resisttnt in thesetests and are othervlise agrononica11y desiroble axe being tested llith individ1U11 races tht havebeen identified in all of the wheot grovling areaS

bull j

i

86

j 1O~106101

7middot96

middot_----~----------------~~-~-~------~--------------------

rI

55

UNIFOBlvI WINTER vrnm RUST NURSERUS

In t~bles 25 ~~ 26 ore presented dQto qn severity of le~f~rust md s~g~~~t infection

on the 30 voxieties qf winter vThed grown Ll rust obss~tion nurseries t~ltgQgheIJ~ tho oountry

in 1941 These nurseries Jre LUintained froD yeor to yecr ~s part of n J1Jert ~elQUrQh progrno

corried on Ll coopcrotion ui th agronorUsts and patll010gists erployed in the ~evoru Stdes CODshy

cerned Lcter t 0 cooplete report of these nurseTies ui11 be issued 8c1d th9 rust percotCges my

not agree ent irel rlth those presented here since the clto sItovm in this less de~oilecl raport

include only figures for the severity)f infection

Differentiol dato for leed-rust hlfection -rare obtdneclfor the vcriotips ot 20 stotHJlS

(toble 25) In cnlcul~ting the over~get Q trace (T) ~ns considered2s equal to O Aoong the

seuihJrd whects Hope x Russlr (CI middot11682) Hope x Konvde (CI 11959)~ ~lcl Red Rock x BGpe

(C o 11821) Ind the lC)VTest ovemge infoctions Of the lnrd VIhBats IIt-uqui110 x Oro (CI 11979

and CI 11851) t Hope x Cheyenne (CI 11969) a1d tavrvnle x Tenrnorq (CI 11956) had averoges

less thaR 20 percent In the snme tests susceptible voriotieshad aver~ge infections of from

60 to 715 percent

Stem~rust readings showing differential reaction wore raported from 13 stations (table

26) Among the hard wheats the mosb pronoun~ed resistancQ vJUsmiddot shovm byHopb x CheyOJlIle (CI

11969) Hope x Turkey (CI 11964) Mnrguillo X Oro (C~I 11979 Cw1d CI 11851) t ond R-044shy

Minturki x lVJinturki (CI 12022) Of the semihard mGQts Hope x Knvrvole (CI 11959) and Hope x

HusstX (CI 11682) md low nveroge infections

Toblc 25 _Severity of 1e1 rust infection on ninter nheQt vQrieties gravm in the Uniform Rust Observation Nurseries in 1941

VGriety or cross

~

5355 302 50T+ 25

15 305 15

1 70T 501 65T50T 35T+ 10

T 301 50

1 65T+ QOT 5o 10o 1 T 25

0 25T+ 30

T+ 30T+ 45

433131054 4128

30 13313~3

806570

70 36765 11975 56770 46460 24460 26140 180middot25 15835 15465 21865 190

170 261

80 63 080 71535 35880 64910-63 390Q5 8HO t9 010 t5a I1099 OJ

15 117 m15 124 I

65 245

B565

100100

6520202540202515

46 SO10 50609025 5T 10T 70

2S 1525 lt1585 6040 80

T 255 40T 25T 255 Z5T 25T 10T 20

251015

TTT

20355

2010

15203030

52020

101010

1

30 25 80 - 9025 60 80 9015 5 80 8020 65 80 9020 -40 60-8Sshy20 85 90 10030 40 60 9010 T 25 10

1 T 20 105 T 10 20I T 10 20

T 10 40

70502060eo6070101015

510

753075

55

10

106080704030401510102015

9595809595959020

5Q

5070

7010100102010

100100100100middot

75202020

T55

20

30506030104020

TTT13

503080TTT

75 5060 7060 540 8070 middotmiddotmiddotmiddot6065 9085 4040 T

3 23 2

25 T20 20

25351575T5

JO30504040252020

55

103

9090gt9595Sfr80857570657030

8585

51060G5

8090

70207580556570551095

2525402510

TToo

oT

402585-~

T

-

85100

254065shy6525

5T

3T

10

3525middot9590

52525TT

105T

759510

10085

10075

5252

15

5060

100TTT

35

2525

325

3T2T

3

225615

115

5

)5252010

5352middotJ

515204025

60 7560 9510 545 10000 100Z09015 20

5 55 T

30 T3 T5 T

355

75T5T

7590306585-85452010101550

1530

57

1055

-0ooo1+

607075551045

51020656065

40755580755520

3551

20

T122

5211T

502510

253010152510

51TTE+5

TTT5

51020TTT

152025101510101515201015

50754050404020

T

fSoit Bed ~hignn Amb er 5620 751 TiUIllbu11 5657 80~~tDcnton 8265 50ti bullbull M(3Jster 6471 90

~tmiddotgtoiit~~~ioncon ~f~ ~gampi Purdue no 1 11380 80r~WijDas1i 11384 60t middotEUitzsel x Hungarian 11849 50~Fultzseh x HungaXion 11850 45~rbulll ~tz sel x HuDgorian120l7 30)middotFultzsel xTJWIlbull 12018 40

~H~eHt~=Redmiddot 4843 50~l Kawvale 8180 ~ 35 I~nt~~i 6155 50I Hope~Hussor 11682 20 HQpc~ KuwvrUltl 11959 20

Red~o~k x Hope 11821 35

atI~ ~ep7 51 A6 I~liiiiibda J 50 Tcnmarq 6936 65

Kharkof 1442 75Mala~of 4898 80Comanche 11673 40

I Pawnee 11669 30 Kawvale x Terimarq 11956 35

Marquil10 x Oro 11851 50Marquil10 x Oro 11979 30HOpe x Turkey 1069 11961 25Hope x Cheyenne 11969 20E-41oMinturkix Minturki lAJ22 70

~ -l

=_---~------------ ~----------------_ --~~~_-~~~

Table 26 - Severity of stem rust infection on winter wheat varieties grom in the Uniform Rust Observation Nurseries

11lJ~J

in 1941

----[AverC1ge for I13

stations I

I519467500515492538 j488566 1

558 CJl591 -J

535 I-

535 j

467 j

290 219 i

5-919 ~

318

18320028828513818613~8

4429220511

1

)

--~---

30 100 75 T- 30 100 65 65 20 65 2035 100 80 T 20 lOO 65 60 15 65 1530 100 80 T 20 100 65 70 15 65 3035 95 85 5 20 lOU 65 70 15 65 3540 100 70 5 25 100 65 70 20 65 545 100 80 5 40 100 40 80 25 60 3545 85 80 20 20 100 60 70 20 60 1550 85 86 10 30 100 65 80 20 80 4040 90 80 20 30 100 65 80 20 70 5050 100 88 40 40 100 65 70 10 80 5035 100 90 10 40 100 65 60 10 70 4555 90 85 5 WO 80 60 5 70 40

10 75 90 25 FO 65 60 5 65 T10 90 40 10 15 90 20 15 2 25 25

5 20 60 T 15 80 15 20 5 10 10T+ 10 T 0 25 5 10 1 T 20

15 T T+ a 5 5 T T 0 T T10 60 0 20 lOO 25 45 15 25 -10 3 25 10 20 90 5 -~ 15 T T20 10 25 0 15 75 20 10 15 T T25 - 15 55 0 30 100 25 20 15 l 10

5 20 60 T_ 20 100 25 25 25 T 1020 T 20 0 15 80 5 T 5 T T20 5 45 0 15 90 10 15 5 2 T15 5 10 0 15 90 10 T 3 1 520 5 5 D 5 T 5 3 T T10 T 1 0 5 10 T T 2 T T

5 5 0 0 10 5 T 1 T T5 0 T 0 0 T T T 2 T T

30 0 2 0 10 T 5 2- -T T

0 e IMchigan Amber 5620 40 65Trumbull 5657 2 50Denton 8265 10 65Fulcaster 6471 15 65Ivioditerranoan 3332 5 70Minhurdi 5149 10 80Purdue No 1 11380 10 50Wobash 11384 25 65Fultzselection x Hungarian 11849 20 60Ful tz selection x Hungarian 11850 15 60Fultz selGetion x Hungarian 12017 10 6~

FultzsGlection x Trumbull 12018 2 50SBmihard Red

HUssar 4843 T 65Kawvolc 8180 T 35Minturki 6155 T+ 45HOPe x Hussar 11682 T T

HoPe x Kawvolc 11959 0 TRed Rock x Hope 11821 T 50

Hard HedtKnnred 5146 0 60TeIlll18rq 6936 T 70Khurkof 1112 T+ 75Molukof 1898 T 80Comanche 11G73 T 35Pownoo 116G9 T+ 35rowvule x Tonmorq 11956 0 25M1rquillo x Oro 11851 T 10M1rqui110 x Oro 11979 T 10Hope x Turkey 11964 0 THope x Cheyenne 11969 0 TH-44-Minturki x Minturldl 12022 0 T

Is ft R d

Variety or cross

Ii

~bull~bullbullbullmiddotbull1

~ ~

J

-~

rmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddot

~

- 45 -

Table 19 - (Continued) L~col~ebraslm

(Five p1ots~ seeded acpt01~er 25 emerged September 30 1940)

9

8

13456

715

17

161814

11131012

227221232225

1965186207

32~5 280 21t7276 272

--~l~till~~r gtti~~ - ~f~1-ei~~0 vre~-~TICJlV~ Jlvera~~clf==1 ~~~~_l~rvival)le~~do~rmpeIreacti~zrl_ _ J bush~l- ~~el~~ 1940-~L ~~1k_1

Pc -ilij June 1L1) -Wosf Bu ~Bu- I11950 65 29q4 22 35 568 317 316 2 I

11992 6525 25 34 557 3098856 69 P 20 3 36 592middot 295

11956 66 2pc 26 2 32 57r 28011669 65 33lt 24 2 34 564 26811844 56 25 27 3 36 568 25811952 702~ 20 3 35 58824412102 5626 27 3 33 57 7 22112101 61 26 27 3 32 568 19411973 57~5 26 3 34 55~(j 19112000 51 43 25 3 33 55~4 18610094middotmiddotmiddot 84 Z6 26 3 32 543 17411964 56Z6 25 2 30 51-0 17111971 74 Zo 26 3 34 518 154 11972 60~7 27 3 32 518 15111673 57Z5 26 3 34 526 118

1142 76 Z7 c 28 3 34 550 itG11999 46Z7 28 3 31 539 14612104 44 Z5 28 3 32 amp-10 137

6251 69 ~rlmiddot 28 3 34 550 13511970 63Z6 26 3 37 510 13~iJ12103 middot16~7 27 3 30 539 13311823 51~7 28 3 31 17-2 13211969 - 52 Z7 27 1 32533 13611970 13 ~6 27 3 28 195 12312106 41 35 25 3 30 510 -110111975 29 (37 28 3 28 190 6612105 29 AS 28 332 510 6SllSn 39 29 28 3 2810 55 174 20

I 1197e~ __~~ 29 28 bull 3 2747~~_54 185 19__1

Standcud error of 8i differ9nc~bet~loenth9rmoan yieldsQany1-wbV1arieties 298 bushels

l 1 and 2 arc degrees of resistance 3 and middot1 degrees ofsliscoptitbility

f

46

J

109 10

106 1191 17

120 994 15

106 ll101 1393 1679 2090 IS96 14 G5 19

Ronk~-

i150 2 t141 4

I154 1

137 5147 3 I

130 6

128 7124 S

Table 19 (Cont inuod)

AlliOJlce NebraSka(Thiee plots

C~I

number

12102 80 JiinC3 21 610 21312101 88 Jime3 3() 625 206

1112 88 JuneS 27 610 1$911669 85 June 2 20 605 lSS11972 83 JJine 3 19 615 lS712103 gO JUlle2 20 600middot 18~9

6251 75 JUIle2 23 620 bull lS~311973 87 JUiEl 2 19 615 lS111673 85 June 2 21 610 IS )12105 60 J~l 23 605 17910094 97 Juil3 4 18 615 18-511844 90 Jun13 1 20 EiOO 15~912104 middot83 JUfl92 20 595 15712106 $3 JL1Q 1 22 590 1511992 S1 Junel 21 56~0 15311964 160 June 2 19 580 119

8856 83 Yay30 20 590 13411999 88 Juile 2 17 600 13312000 ll8 JUIioZ IS 595 13311950 87 JU1Q 2 17 570 12middot2U969 90 Juno2 17 590 117nS74 88 Junel 18 580 ll6ll91 92 June 2 17 575 ll211952 M Juno 2 16 58middot0 1071+823 87 June~l 18 580 10311970 OS June 2 18 610 9911979 68 Junc2 19 585 8611975 15 Juno 2 21 585 B911906 ~3 JUne 2 17 575 061197 78 Juno 3 19 600 84

Standard error of a diffcrcnCebetwoonthe moan yi~lds of ~ly twovarieti~~ = 389 bushels

iL-s

- 47-

STANDARD EBROBS

Standard errors were calculated for each station as outlined on page 21 of this report

In table 20 will be found the number of plots t average yields and standard errorS for the unishy

form nursery grown at each of the 12 stations~

9-411512

7middot63575

132227237145

187321335205

265453474290

696 492 348 891

369 301 213 719656 5~36 379 1057

331 209 148 1279864 546 386 7329 Ll0 7~68 543 1228

353 249 176 1101

1 73 298 211 1234188 399 282 19~25

---_

Imiddot -l__Stl1daril er OJ opound a ---_== iSbgle~DifferOJ1Ce ~l 1

I plot between oeDLlS lfuSlio-rs=~rcenr

(Bu~hols BUshcs Ij

ITexns

Denton 4 1403Chillicothe 4 1501Bushland ~Irrig~ted) 4 3105Bushland Dry) 4 252i

OklahomaWoodward 4 3904

hJsosIvbnbnt t an 3 2964hys 3 3585

ColoradoAkron 5 1157Fort Collins 5 5270Hesperus 3 4416

IowaAmes 4 1599

NebraSkaLincoln 5 1710Alliance 3 1465

Table 20 - Nwnb)r of plots averGge yield and standard errors for the uniform yield nurseryat each coopmting station in 1941

NUmber -+---XVerageStation of yield of

~lots vDrietiesbushels)

SUIJlifLBY OF NUBSERY YIKLDS

The yields of the 30 varieties of winter wheat groW1l at 12 stations (13 nursories) are

sWllIIlnrized in table 21 whore ~he varieties are listed in order of the 13-nursory average yield

These avemgcs arc of int erost only insofar 1sthey shaw the generai adoptat ion of the vcriety

A more detaile~ study is possible i as the vcrieties also have been Dvercged and ranked by Stotes

Pmmee hDd the highest aVerage yield in 1941 rhis v2riety rankod first in ~exns ol1d

f Nebr1ska sixth in Oklahoma and Kansast f()(rteenth in Iowa ord seventeenth in Colorodo In 1940

Pmmee ranked second in the nursery and again made its poorest record h Coloiiado Cheyenne x

Tenmarq (CI 11972) rnnkcd second ~~ing its best record in K~s~s ~his strain ~id the highest

average yield in 1940 Li third place WC1S KalTv2Je x TOl~rq (cr 11950) a wheat that ros been

high in yield for sc)voral years in spite of a tendency to shcttor under certain conditions

KamiddotNalO x Tenmarq (CI 11992) rOJked fourth culd KDxNnle x ~e1llIDrq (Cel 11956) fifth ~he avo

rage yields of the four leading varieti~s differed vGry little It should be lintcd out that

tho first tlOlve vorioties had ~oxmrq as one parent In this sune group four varieties rod

KmNale os one Drent DLid i~1 three cases CheYOJu1e laS used in the ClOss Eighteen hyblid strnini

rI

IrImiddot

I

bullI I -- per acre Iz IN1rm Iemiddot Iowa eP~1rP CoIOrte1o pound ~

ii C~I I lIuh- 1 I I I I I I 1 ~ I I I J 13 I=~ i 1Cldl-1 1IIiu1 1aIIilble- JIBIIIlIOOl1-middot~ 1AIlbmkl ill8$iLi_ AlU-A~ BamkJori aAllnDdleit- Ae-JIaak1 I S~ 1 u- DIF (rnc~ -- rampampel 0middot I colin aileerace middotJCol- i tPenalftCllI lut1eot1IenAllid)_ I ~ bull I bull 0 I I bull UD I Imiddot I

I

III

Jampbull

I -

iftliaart errOl o~ bull _ (1IuIIelII) 132 227 1115 2- 096 21 3079 211 1middot16 211 2~12 116 86 1118 5middot1l 228 0 080 J I Is~ error ~ bull _ (~) 91l1 1512 515 16 5005 1middot91 11910middot51 639 1101 12- 19025 nll 132 1219 ~2I 6JJ 11l II I

- 49-

ronked obovc Faxly Blockhull ond 21 nere obove Blackhull OCld Nebred Again the Hope crosses

failed to give good yields as Hope x Tuxkey 1069 rmkcd cightcenth Hope x Cheyenne twenty-fifth

Qlld KlJlred x Hope tVlCllty-ninth In the 1941 nuxsory three strains had [werage yields lamr thDn _

Khnrkofchock

Tvrenty varieties have beon grovm iE the nuxscry for the 2-yccr period 19middot10-1941 Clt 11

stations vlith 12 nuxseries These dnta are presented in tob~e 22 lhcre the yields are avoraged

by States and the vC1rietics are listed in order of yield at all statiolS Cheyclmo x Tel1m~tq

(C I 11972) bad the highest avercge yield being consistontly high at 011 sttions excGIJt in

IO7au1d l~ebrcsko uhere wintorkilling wos heavy KavJValo x Tenmarc (Cl 11950) roikcd second

and PmJnee third These tvro strains had consistentB performuncos except trot Pavmee roc1ked fifshy

teenth in Colomdo Kawvale x TC11lIlurq (Cl 11956) ro1ked fourth COlIiltlIlChe shth 1hrly Blachshy

hull tenth and Black~u11 tvmlfth Nebred and warkof hnd avcroges considerobly lovlOr tlmn the

earlier vcxieti0s Etrly Blockhull x TollJDXq (CI 11952) hod 01 IverG-go yield considerably

higher Uwn Fcrly Blackhull In spite of tl-Je viintcrkilling ct the more northern stations grom1g

nurserios in 1941 tho oorly lalf-rustresistCJ1tvcrioties rlgcin rere at the top of tho list

for yield

Dato for c1klXocters other than yield cxe Qvorcged and presented in table 23 Since all

stations did not report the same datathe number of stations entering the averages is shawn at

the top of each column

Winter survival data show Nebred to be the most hardy variety in the nursery TvJO KltUlrea

Hard Federotion x Tenmarq strains (CI 12105 amp1d 12106) proved to be rather tender The rest o~

the varioties lu1d survivoJsthnt variod aver a I11frOVl rongo bull

Farly Blocld1ull is still the earliest vorioty in the nuxseryAt cleven sktions ipound 1VG-o

raged two days oarlier in headbg tlJDn Ebrly Bladldlull x TenmGrq (cr 11952) and three days

earlier than ChcyoTJ1Je x Thrly Blockhull (Cl 12000) Sevoetecn hybrids in the nuxsery rod rnv~

rage dates of he1ding e1Tlier thlt-n Block1mll ~Xkof ws the latest V1rilttty in thG lIllrSor

This gives a clear picture of the empmsis being ploced on cCXly vrheats in thoarea Ripening

datcs bring out about the same differences Qlthough the sprood is not so grect

Height measurements vcre reportod from all except one nursery and the averages showed

KltmredJhrd FederCtion x MiIlJmrdi-Mintuxki (CI 11970) to be the tallest and Hope x Turkey 1069

(Cl 11964) the sholtest athel vaIieties shOUwd very little differcl1CQ in averag0 height

Lodging data were reported from four st~tions )J1d indicated some differencesmiddot ~he weak0si

strawed vrieties were l31ockhu11 E1rly Black1lull and CheyeIlile x ]1rly Blcckbull (Cl 12000)

The IGastlodgir~was reported for Nebrad Ivbrtin x TOJ1PlOrq3 (CI 11823) and BltLckhull x Ten

marq (CI 12102)~

--

faltb ~ -~ of Bence Fie14 of ZO wbhr whea YUieU cr- ill _Uelll Fie14 _erie bull U aUon in lla 1l8I4red riDur whea 1eC10nbull 1~1

a I t llpllle1 pH Ia I I Jtpe Pr I Japmiddotu COXon4lp I Ina f - 1tratIla ~I bull I I IJlaU-Illpell-l I I I I I I I I I I I I I I I I I 2 I

1 t 8Iie7 or I 01 IDa- 101l11l-1 1Ul41 1a1llAn- lBultI1J~III lAy I Ihr I Ay i a I Ir IAlA-IAy I I- Ia I _811 on I cohe(IlIi+(Drr 1l8p I - IftIlll 1lIuIk1~I_1 daDk 1001- 1p8n81 ZIJaIi-IJIaDJt I aohle I r-BaDkIUle Ia I I _4118114) I I I I I I 11M I I I I I I I I I

IIq~n z 8uaIq 1172 ~1 205 29 11 232 3 40 1 ~9 32~ 31tmiddotl 3 506 ~12 1Ns9 3 ]66 7 221 15 I bull 312 IlKarial i arq 1150 2O1a 151 281 19middot1 20 bull 31t l 1 352 386 1 ~~ 9 ~7middot2 5 middot7 5 llmiddot 10 211 t 30 I11_bull 11669 25middot~ 21 32middot0 lbullL2~5 I 31middot0 _o~ 29bull9 311 ~

3Tbull1S 19 ~ -~~l ~ 271 ll~ ~1_ I

llawnJOZ aDUlq 1156 21middot ll ~1 16 235 2 36~ 5 31middot3 30 ~lis ~~ ~3~2 13 280 bull 9 i

llured-IIuIlJe48laUonz8uaIq 11971a 2115 162 middot3 162 203 10 38middot0 3 2 ) 561~ 50middot5 2 369 6 2001 120 16 13 291 IIaouoie 11673 252 21middot3 236 16 217 ~ ~7 9 350 29 5 bull ~-6 5~515 1 5 1 22 l~O 1S1 12 29 IllallJ B181llt1ml1 Z auaJq

~=281 176 23middot1 15middot5 211 6 1 2 3S~ 31middot1 2 7~5 ~o ~ 19 0 272 106 I 7 291 I

lIaIlIet Z Blackmll ZO 11 269 169 206 9 JIJbullbull 6 1lmiddot7 ~ 210 lis 7 10 356 11 276 12 ZO~O ~ 212 I I

IO~lIIIile Z aazq 11~U 19middot 21 290 15middot0 21~2 5 ~o bull 6 276 30middot6 7 ~ ~0~7 11 35~ 12 2 1~bullJ 5 bullbull1 I~1ulJBlacldml1 IS 25middot2 18 1middot5 11 1middot3 12 llmiddot~ 12 6 1~ 260 12 ~9 0 ~o 9 32middotmiddot16 32middot5 lG217 1 269 I

1~1Di ellMIq 1112 middot215 181 26 lla ZO2 11 32middot5 io 261 226 2~1 11a ~6 400 ~5 bull t 7 10~~

1011~bullbull 16 265 I Blokml1 6251 21 llal 21 10 17~ 15 2S1 15 211 ZO5 2~ 15 ~ 509 ~7middot1 ~6 l 17 11 26 Iilaprell-llull JederaUonz II1Ilha141- IIi lIiDUrId 11970 196 10 211a 12 11 l ll 12 26bull 262 26 11 52 l Zf-l li 1~ 206 l 120 ~~

260 IIJ~_ a011iDe eleoUon 119n 182 12 22- 5 156 19 31middot5 11 ~bullbull middot215 25middot71

~~ 1 ~ 1 221 1 1 260 1Ie_et 1~ 221 102 21a6 10 169 17 - 267 18 2 186 218 19 ~t ~~6-11 110 2 2~2 128 18 11 ~~ lliope Z alureilD 1~~ 25 1~2 290 17middot0 20~ 7 27 19 27 26~ 27110 1a52 ~ ~ 18 27~0 20 18 1 1 18 7 IlliieIkof 13middot0 111 2 1~ 15 20 271 i7 27middot2 12 227 11 ~7 31 1 1~ 36middot6 7 225 150 11 bull 2~ IlIaDJoe4 Z Iope-Bar4 JeIlerUOD 1115 2middot3 12 2lJ 106 170 16 29~ 1~ 260 21~ 2middotZ 16 ~7~1 ~7 1 15 ~9 l1 12 0 li ~7 23middot I1bDie4 z IIope 11976 212 11middot7 250 12middot5 17middot6 lla 27middot~ 16 25middot7 215 2 17 la 2 ~s 12 27middot1 19 18~ 1~9 12 1 2 IICClllp01Ul4 orobullbull 11971 1~9 11 26 16 15 18 22middot7 20 20 207 20 20 1 3l~ rlmiddot 20 212 18 11 5 10 20 21_ II l-

~I

-

Leai rust

Varieties roving

- 52 -

reodings were reported rom five und stem rust reodings from twomiddot stotions

low re~ngs for both diseosos were Jomiddotllee KvlVole x T~qmiddot(CI 1195Gi)

Hope xT~key 1069 (CI~ 11964) Hope xChcy~rme(C~I~ 11969) und KovNQle xT~1IllQrq (9I

11992)

Kernel plump~Ss data were2e]orted from two statio~ aha these havegtbeen averaged and

DATA mOM TREDlSEASE mmsmus

Bmfr NUElSmY

For convenience tho doto from tho vniform Iilinter nhcot bunt nUsery ore includod in this

report Tl10se dnto (table 24)Tore ~ecurec1in cOQpcr~tion with AgroiJqmist s O)ld Potllologists

working in the area

j

f

1

- 53

UNITED STAT1S D]PAaTMENT OF llGRICULTURE

Bureau of Plant IndllStry

SUMiYIbEX OF THE GBElu PLAINSmiddotUN1FOBM WIhrm~ BUNT NUESmY 1941

By HI A Rodenhiser Pathologist and K S Quisenberry AgronomishWheat Investigations TIivision of Cereal Crops and Diseases

The uniform winter wheat bunt nUrsery for tho Great Plains area wos continued in 1941 inthe same manner as in previous yeaxs This report presents 0 sumnnry of the d1toobtoined in1941 together vlith lbhe averages formiddot the vaxietliies grown dUring different periods from 1932 to1941bull

In the fall of 1940 50 varieties and stroins of uinter wheot were SOVl1l in duplicotC8-foot r01S ot- ten stotions in the GrCtJt Ploins and ot BozemaJ1 1bnt KecrneysvilleW VoBeltsvill e M4 and Logan Utah BeCouse of unfovor2blc environracntalcolldit ions for bunt Jonshyfaction or subsequent plont grovrth no cL-m VlOre obtolned in the nuDseries seeded at- Lincoln andNorth Plotte Nebr and at St Poul Ivlinn ThedJta from 10 nurseries axe averaged The SllUt trot developed in the Logan utah nursery was caused entirely by the so-called dworf bunt orgOroniso and therefore the infection pcrcQntltgcs ore not included in the averages for other stationsThe nurseries included vorioties that hud shown resistw1ce in previous years and Igtromsing nm7strJins supplied by sevotal of the cooperat ing stat ions

Inoculuo for nost stations inS obtained fron the previous years IfUrsery at that stationby selecting bunted heads poundroD all infected vriGtics end froD collections DQrle froD faroersfields in the State where the test was made For the IvWiliatGan eXperioent the inoculum laS acomposite of racos knovm to be present in Kansas For the Kearneysville and Beltsville teststhe seed was inoculated with a cotlposite Dade 1lp of inoculum frOD all of the other nurseriesClean seed vms planted in the Logon nursery Q1d infection resulted fron the soil bormc organisn

The vurieties axe listed in order of the avertge infection at the 10 stations Thesemiddotaverages ranged fron 01 to 671 percent The average infections for SODe standard varietieslere as follows Ridit 20 Relief 26 Hussor 32 Minturki 91 Yoga 95 Nebred 103ond Oro 172 Of the susceptible check varieties Kh1Xkof had an average iIlfcction of 360 Cheyenne 39bull0 Quiviro 518 and Chiefkwl1 671 TJO hybrid strains hnd averogo infectionslovler than Ridit These were Oro x Turkey-FlorQamp1Ce (F9) and Hussar x Kmred (CbullI 11989) Fourselections fron the cross Hope x Turkey 1069 bad aver~ges 10Ter tlDJ1 the porelit varietyTurkey 1069 (CI 10016)

At the bottom of the table are shovm the average infections by stations rhe heaviestinfections with inoculum other than the dwarf bunt vmre obtained at Bozeman Ivlont Fort CollinsColo and lviurJbattan IWns A study of the lbnhattan Akron Fort Collins ond Bozemun dda gives some indication that different races mltJY be present ot these stations The behavior of thevarieties at Logon is of interest in thlt some of those eorrring rOpoundistance to the races presentin the Plains are also resistant to the dvrnrf bunt present at Logon In other cases strains trot

are quite susceptible on the Ploins see~ to be ~oderotely resistent ot Logon

Longtine averages are shovlD for vorieties gr~m for more trAT) one ye~bull For the period1932-41 Turkey 1069 (CI 10016) Nebred ond Hussor hcvo the 10middote st avero~es For the 3--yeorperiod 1939-41Hope x HussCX (C~I1l834J Relief 2nd Hepe x Turkey 1069 ~CI 11964) hmiddotweshmm the nost resistance Severol of the vcrieties trot mve beon highly resisttnt in thesetests and are othervlise agrononica11y desiroble axe being tested llith individ1U11 races tht havebeen identified in all of the wheot grovling areaS

bull j

i

86

j 1O~106101

7middot96

middot_----~----------------~~-~-~------~--------------------

rI

55

UNIFOBlvI WINTER vrnm RUST NURSERUS

In t~bles 25 ~~ 26 ore presented dQto qn severity of le~f~rust md s~g~~~t infection

on the 30 voxieties qf winter vThed grown Ll rust obss~tion nurseries t~ltgQgheIJ~ tho oountry

in 1941 These nurseries Jre LUintained froD yeor to yecr ~s part of n J1Jert ~elQUrQh progrno

corried on Ll coopcrotion ui th agronorUsts and patll010gists erployed in the ~evoru Stdes CODshy

cerned Lcter t 0 cooplete report of these nurseTies ui11 be issued 8c1d th9 rust percotCges my

not agree ent irel rlth those presented here since the clto sItovm in this less de~oilecl raport

include only figures for the severity)f infection

Differentiol dato for leed-rust hlfection -rare obtdneclfor the vcriotips ot 20 stotHJlS

(toble 25) In cnlcul~ting the over~get Q trace (T) ~ns considered2s equal to O Aoong the

seuihJrd whects Hope x Russlr (CI middot11682) Hope x Konvde (CI 11959)~ ~lcl Red Rock x BGpe

(C o 11821) Ind the lC)VTest ovemge infoctions Of the lnrd VIhBats IIt-uqui110 x Oro (CI 11979

and CI 11851) t Hope x Cheyenne (CI 11969) a1d tavrvnle x Tenrnorq (CI 11956) had averoges

less thaR 20 percent In the snme tests susceptible voriotieshad aver~ge infections of from

60 to 715 percent

Stem~rust readings showing differential reaction wore raported from 13 stations (table

26) Among the hard wheats the mosb pronoun~ed resistancQ vJUsmiddot shovm byHopb x CheyOJlIle (CI

11969) Hope x Turkey (CI 11964) Mnrguillo X Oro (C~I 11979 Cw1d CI 11851) t ond R-044shy

Minturki x lVJinturki (CI 12022) Of the semihard mGQts Hope x Knvrvole (CI 11959) and Hope x

HusstX (CI 11682) md low nveroge infections

Toblc 25 _Severity of 1e1 rust infection on ninter nheQt vQrieties gravm in the Uniform Rust Observation Nurseries in 1941

VGriety or cross

~

5355 302 50T+ 25

15 305 15

1 70T 501 65T50T 35T+ 10

T 301 50

1 65T+ QOT 5o 10o 1 T 25

0 25T+ 30

T+ 30T+ 45

433131054 4128

30 13313~3

806570

70 36765 11975 56770 46460 24460 26140 180middot25 15835 15465 21865 190

170 261

80 63 080 71535 35880 64910-63 390Q5 8HO t9 010 t5a I1099 OJ

15 117 m15 124 I

65 245

B565

100100

6520202540202515

46 SO10 50609025 5T 10T 70

2S 1525 lt1585 6040 80

T 255 40T 25T 255 Z5T 25T 10T 20

251015

TTT

20355

2010

15203030

52020

101010

1

30 25 80 - 9025 60 80 9015 5 80 8020 65 80 9020 -40 60-8Sshy20 85 90 10030 40 60 9010 T 25 10

1 T 20 105 T 10 20I T 10 20

T 10 40

70502060eo6070101015

510

753075

55

10

106080704030401510102015

9595809595959020

5Q

5070

7010100102010

100100100100middot

75202020

T55

20

30506030104020

TTT13

503080TTT

75 5060 7060 540 8070 middotmiddotmiddotmiddot6065 9085 4040 T

3 23 2

25 T20 20

25351575T5

JO30504040252020

55

103

9090gt9595Sfr80857570657030

8585

51060G5

8090

70207580556570551095

2525402510

TToo

oT

402585-~

T

-

85100

254065shy6525

5T

3T

10

3525middot9590

52525TT

105T

759510

10085

10075

5252

15

5060

100TTT

35

2525

325

3T2T

3

225615

115

5

)5252010

5352middotJ

515204025

60 7560 9510 545 10000 100Z09015 20

5 55 T

30 T3 T5 T

355

75T5T

7590306585-85452010101550

1530

57

1055

-0ooo1+

607075551045

51020656065

40755580755520

3551

20

T122

5211T

502510

253010152510

51TTE+5

TTT5

51020TTT

152025101510101515201015

50754050404020

T

fSoit Bed ~hignn Amb er 5620 751 TiUIllbu11 5657 80~~tDcnton 8265 50ti bullbull M(3Jster 6471 90

~tmiddotgtoiit~~~ioncon ~f~ ~gampi Purdue no 1 11380 80r~WijDas1i 11384 60t middotEUitzsel x Hungarian 11849 50~Fultzseh x HungaXion 11850 45~rbulll ~tz sel x HuDgorian120l7 30)middotFultzsel xTJWIlbull 12018 40

~H~eHt~=Redmiddot 4843 50~l Kawvale 8180 ~ 35 I~nt~~i 6155 50I Hope~Hussor 11682 20 HQpc~ KuwvrUltl 11959 20

Red~o~k x Hope 11821 35

atI~ ~ep7 51 A6 I~liiiiibda J 50 Tcnmarq 6936 65

Kharkof 1442 75Mala~of 4898 80Comanche 11673 40

I Pawnee 11669 30 Kawvale x Terimarq 11956 35

Marquil10 x Oro 11851 50Marquil10 x Oro 11979 30HOpe x Turkey 1069 11961 25Hope x Cheyenne 11969 20E-41oMinturkix Minturki lAJ22 70

~ -l

=_---~------------ ~----------------_ --~~~_-~~~

Table 26 - Severity of stem rust infection on winter wheat varieties grom in the Uniform Rust Observation Nurseries

11lJ~J

in 1941

----[AverC1ge for I13

stations I

I519467500515492538 j488566 1

558 CJl591 -J

535 I-

535 j

467 j

290 219 i

5-919 ~

318

18320028828513818613~8

4429220511

1

)

--~---

30 100 75 T- 30 100 65 65 20 65 2035 100 80 T 20 lOO 65 60 15 65 1530 100 80 T 20 100 65 70 15 65 3035 95 85 5 20 lOU 65 70 15 65 3540 100 70 5 25 100 65 70 20 65 545 100 80 5 40 100 40 80 25 60 3545 85 80 20 20 100 60 70 20 60 1550 85 86 10 30 100 65 80 20 80 4040 90 80 20 30 100 65 80 20 70 5050 100 88 40 40 100 65 70 10 80 5035 100 90 10 40 100 65 60 10 70 4555 90 85 5 WO 80 60 5 70 40

10 75 90 25 FO 65 60 5 65 T10 90 40 10 15 90 20 15 2 25 25

5 20 60 T 15 80 15 20 5 10 10T+ 10 T 0 25 5 10 1 T 20

15 T T+ a 5 5 T T 0 T T10 60 0 20 lOO 25 45 15 25 -10 3 25 10 20 90 5 -~ 15 T T20 10 25 0 15 75 20 10 15 T T25 - 15 55 0 30 100 25 20 15 l 10

5 20 60 T_ 20 100 25 25 25 T 1020 T 20 0 15 80 5 T 5 T T20 5 45 0 15 90 10 15 5 2 T15 5 10 0 15 90 10 T 3 1 520 5 5 D 5 T 5 3 T T10 T 1 0 5 10 T T 2 T T

5 5 0 0 10 5 T 1 T T5 0 T 0 0 T T T 2 T T

30 0 2 0 10 T 5 2- -T T

0 e IMchigan Amber 5620 40 65Trumbull 5657 2 50Denton 8265 10 65Fulcaster 6471 15 65Ivioditerranoan 3332 5 70Minhurdi 5149 10 80Purdue No 1 11380 10 50Wobash 11384 25 65Fultzselection x Hungarian 11849 20 60Ful tz selection x Hungarian 11850 15 60Fultz selGetion x Hungarian 12017 10 6~

FultzsGlection x Trumbull 12018 2 50SBmihard Red

HUssar 4843 T 65Kawvolc 8180 T 35Minturki 6155 T+ 45HOPe x Hussar 11682 T T

HoPe x Kawvolc 11959 0 TRed Rock x Hope 11821 T 50

Hard HedtKnnred 5146 0 60TeIlll18rq 6936 T 70Khurkof 1112 T+ 75Molukof 1898 T 80Comanche 11G73 T 35Pownoo 116G9 T+ 35rowvule x Tonmorq 11956 0 25M1rquillo x Oro 11851 T 10M1rqui110 x Oro 11979 T 10Hope x Turkey 11964 0 THope x Cheyenne 11969 0 TH-44-Minturki x Minturldl 12022 0 T

Is ft R d

Variety or cross

Ii

~bull~bullbullbullmiddotbull1

~ ~

J

-~

rmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddot

~

46

J

109 10

106 1191 17

120 994 15

106 ll101 1393 1679 2090 IS96 14 G5 19

Ronk~-

i150 2 t141 4

I154 1

137 5147 3 I

130 6

128 7124 S

Table 19 (Cont inuod)

AlliOJlce NebraSka(Thiee plots

C~I

number

12102 80 JiinC3 21 610 21312101 88 Jime3 3() 625 206

1112 88 JuneS 27 610 1$911669 85 June 2 20 605 lSS11972 83 JJine 3 19 615 lS712103 gO JUlle2 20 600middot 18~9

6251 75 JUIle2 23 620 bull lS~311973 87 JUiEl 2 19 615 lS111673 85 June 2 21 610 IS )12105 60 J~l 23 605 17910094 97 Juil3 4 18 615 18-511844 90 Jun13 1 20 EiOO 15~912104 middot83 JUfl92 20 595 15712106 $3 JL1Q 1 22 590 1511992 S1 Junel 21 56~0 15311964 160 June 2 19 580 119

8856 83 Yay30 20 590 13411999 88 Juile 2 17 600 13312000 ll8 JUIioZ IS 595 13311950 87 JU1Q 2 17 570 12middot2U969 90 Juno2 17 590 117nS74 88 Junel 18 580 ll6ll91 92 June 2 17 575 ll211952 M Juno 2 16 58middot0 1071+823 87 June~l 18 580 10311970 OS June 2 18 610 9911979 68 Junc2 19 585 8611975 15 Juno 2 21 585 B911906 ~3 JUne 2 17 575 061197 78 Juno 3 19 600 84

Standard error of a diffcrcnCebetwoonthe moan yi~lds of ~ly twovarieti~~ = 389 bushels

iL-s

- 47-

STANDARD EBROBS

Standard errors were calculated for each station as outlined on page 21 of this report

In table 20 will be found the number of plots t average yields and standard errorS for the unishy

form nursery grown at each of the 12 stations~

9-411512

7middot63575

132227237145

187321335205

265453474290

696 492 348 891

369 301 213 719656 5~36 379 1057

331 209 148 1279864 546 386 7329 Ll0 7~68 543 1228

353 249 176 1101

1 73 298 211 1234188 399 282 19~25

---_

Imiddot -l__Stl1daril er OJ opound a ---_== iSbgle~DifferOJ1Ce ~l 1

I plot between oeDLlS lfuSlio-rs=~rcenr

(Bu~hols BUshcs Ij

ITexns

Denton 4 1403Chillicothe 4 1501Bushland ~Irrig~ted) 4 3105Bushland Dry) 4 252i

OklahomaWoodward 4 3904

hJsosIvbnbnt t an 3 2964hys 3 3585

ColoradoAkron 5 1157Fort Collins 5 5270Hesperus 3 4416

IowaAmes 4 1599

NebraSkaLincoln 5 1710Alliance 3 1465

Table 20 - Nwnb)r of plots averGge yield and standard errors for the uniform yield nurseryat each coopmting station in 1941

NUmber -+---XVerageStation of yield of

~lots vDrietiesbushels)

SUIJlifLBY OF NUBSERY YIKLDS

The yields of the 30 varieties of winter wheat groW1l at 12 stations (13 nursories) are

sWllIIlnrized in table 21 whore ~he varieties are listed in order of the 13-nursory average yield

These avemgcs arc of int erost only insofar 1sthey shaw the generai adoptat ion of the vcriety

A more detaile~ study is possible i as the vcrieties also have been Dvercged and ranked by Stotes

Pmmee hDd the highest aVerage yield in 1941 rhis v2riety rankod first in ~exns ol1d

f Nebr1ska sixth in Oklahoma and Kansast f()(rteenth in Iowa ord seventeenth in Colorodo In 1940

Pmmee ranked second in the nursery and again made its poorest record h Coloiiado Cheyenne x

Tenmarq (CI 11972) rnnkcd second ~~ing its best record in K~s~s ~his strain ~id the highest

average yield in 1940 Li third place WC1S KalTv2Je x TOl~rq (cr 11950) a wheat that ros been

high in yield for sc)voral years in spite of a tendency to shcttor under certain conditions

KamiddotNalO x Tenmarq (CI 11992) rOJked fourth culd KDxNnle x ~e1llIDrq (Cel 11956) fifth ~he avo

rage yields of the four leading varieti~s differed vGry little It should be lintcd out that

tho first tlOlve vorioties had ~oxmrq as one parent In this sune group four varieties rod

KmNale os one Drent DLid i~1 three cases CheYOJu1e laS used in the ClOss Eighteen hyblid strnini

rI

IrImiddot

I

bullI I -- per acre Iz IN1rm Iemiddot Iowa eP~1rP CoIOrte1o pound ~

ii C~I I lIuh- 1 I I I I I I 1 ~ I I I J 13 I=~ i 1Cldl-1 1IIiu1 1aIIilble- JIBIIIlIOOl1-middot~ 1AIlbmkl ill8$iLi_ AlU-A~ BamkJori aAllnDdleit- Ae-JIaak1 I S~ 1 u- DIF (rnc~ -- rampampel 0middot I colin aileerace middotJCol- i tPenalftCllI lut1eot1IenAllid)_ I ~ bull I bull 0 I I bull UD I Imiddot I

I

III

Jampbull

I -

iftliaart errOl o~ bull _ (1IuIIelII) 132 227 1115 2- 096 21 3079 211 1middot16 211 2~12 116 86 1118 5middot1l 228 0 080 J I Is~ error ~ bull _ (~) 91l1 1512 515 16 5005 1middot91 11910middot51 639 1101 12- 19025 nll 132 1219 ~2I 6JJ 11l II I

- 49-

ronked obovc Faxly Blockhull ond 21 nere obove Blackhull OCld Nebred Again the Hope crosses

failed to give good yields as Hope x Tuxkey 1069 rmkcd cightcenth Hope x Cheyenne twenty-fifth

Qlld KlJlred x Hope tVlCllty-ninth In the 1941 nuxsory three strains had [werage yields lamr thDn _

Khnrkofchock

Tvrenty varieties have beon grovm iE the nuxscry for the 2-yccr period 19middot10-1941 Clt 11

stations vlith 12 nuxseries These dnta are presented in tob~e 22 lhcre the yields are avoraged

by States and the vC1rietics are listed in order of yield at all statiolS Cheyclmo x Tel1m~tq

(C I 11972) bad the highest avercge yield being consistontly high at 011 sttions excGIJt in

IO7au1d l~ebrcsko uhere wintorkilling wos heavy KavJValo x Tenmarc (Cl 11950) roikcd second

and PmJnee third These tvro strains had consistentB performuncos except trot Pavmee roc1ked fifshy

teenth in Colomdo Kawvale x TC11lIlurq (Cl 11956) ro1ked fourth COlIiltlIlChe shth 1hrly Blachshy

hull tenth and Black~u11 tvmlfth Nebred and warkof hnd avcroges considerobly lovlOr tlmn the

earlier vcxieti0s Etrly Blockhull x TollJDXq (CI 11952) hod 01 IverG-go yield considerably

higher Uwn Fcrly Blackhull In spite of tl-Je viintcrkilling ct the more northern stations grom1g

nurserios in 1941 tho oorly lalf-rustresistCJ1tvcrioties rlgcin rere at the top of tho list

for yield

Dato for c1klXocters other than yield cxe Qvorcged and presented in table 23 Since all

stations did not report the same datathe number of stations entering the averages is shawn at

the top of each column

Winter survival data show Nebred to be the most hardy variety in the nursery TvJO KltUlrea

Hard Federotion x Tenmarq strains (CI 12105 amp1d 12106) proved to be rather tender The rest o~

the varioties lu1d survivoJsthnt variod aver a I11frOVl rongo bull

Farly Blocld1ull is still the earliest vorioty in the nuxseryAt cleven sktions ipound 1VG-o

raged two days oarlier in headbg tlJDn Ebrly Bladldlull x TenmGrq (cr 11952) and three days

earlier than ChcyoTJ1Je x Thrly Blockhull (Cl 12000) Sevoetecn hybrids in the nuxsery rod rnv~

rage dates of he1ding e1Tlier thlt-n Block1mll ~Xkof ws the latest V1rilttty in thG lIllrSor

This gives a clear picture of the empmsis being ploced on cCXly vrheats in thoarea Ripening

datcs bring out about the same differences Qlthough the sprood is not so grect

Height measurements vcre reportod from all except one nursery and the averages showed

KltmredJhrd FederCtion x MiIlJmrdi-Mintuxki (CI 11970) to be the tallest and Hope x Turkey 1069

(Cl 11964) the sholtest athel vaIieties shOUwd very little differcl1CQ in averag0 height

Lodging data were reported from four st~tions )J1d indicated some differencesmiddot ~he weak0si

strawed vrieties were l31ockhu11 E1rly Black1lull and CheyeIlile x ]1rly Blcckbull (Cl 12000)

The IGastlodgir~was reported for Nebrad Ivbrtin x TOJ1PlOrq3 (CI 11823) and BltLckhull x Ten

marq (CI 12102)~

--

faltb ~ -~ of Bence Fie14 of ZO wbhr whea YUieU cr- ill _Uelll Fie14 _erie bull U aUon in lla 1l8I4red riDur whea 1eC10nbull 1~1

a I t llpllle1 pH Ia I I Jtpe Pr I Japmiddotu COXon4lp I Ina f - 1tratIla ~I bull I I IJlaU-Illpell-l I I I I I I I I I I I I I I I I I 2 I

1 t 8Iie7 or I 01 IDa- 101l11l-1 1Ul41 1a1llAn- lBultI1J~III lAy I Ihr I Ay i a I Ir IAlA-IAy I I- Ia I _811 on I cohe(IlIi+(Drr 1l8p I - IftIlll 1lIuIk1~I_1 daDk 1001- 1p8n81 ZIJaIi-IJIaDJt I aohle I r-BaDkIUle Ia I I _4118114) I I I I I I 11M I I I I I I I I I

IIq~n z 8uaIq 1172 ~1 205 29 11 232 3 40 1 ~9 32~ 31tmiddotl 3 506 ~12 1Ns9 3 ]66 7 221 15 I bull 312 IlKarial i arq 1150 2O1a 151 281 19middot1 20 bull 31t l 1 352 386 1 ~~ 9 ~7middot2 5 middot7 5 llmiddot 10 211 t 30 I11_bull 11669 25middot~ 21 32middot0 lbullL2~5 I 31middot0 _o~ 29bull9 311 ~

3Tbull1S 19 ~ -~~l ~ 271 ll~ ~1_ I

llawnJOZ aDUlq 1156 21middot ll ~1 16 235 2 36~ 5 31middot3 30 ~lis ~~ ~3~2 13 280 bull 9 i

llured-IIuIlJe48laUonz8uaIq 11971a 2115 162 middot3 162 203 10 38middot0 3 2 ) 561~ 50middot5 2 369 6 2001 120 16 13 291 IIaouoie 11673 252 21middot3 236 16 217 ~ ~7 9 350 29 5 bull ~-6 5~515 1 5 1 22 l~O 1S1 12 29 IllallJ B181llt1ml1 Z auaJq

~=281 176 23middot1 15middot5 211 6 1 2 3S~ 31middot1 2 7~5 ~o ~ 19 0 272 106 I 7 291 I

lIaIlIet Z Blackmll ZO 11 269 169 206 9 JIJbullbull 6 1lmiddot7 ~ 210 lis 7 10 356 11 276 12 ZO~O ~ 212 I I

IO~lIIIile Z aazq 11~U 19middot 21 290 15middot0 21~2 5 ~o bull 6 276 30middot6 7 ~ ~0~7 11 35~ 12 2 1~bullJ 5 bullbull1 I~1ulJBlacldml1 IS 25middot2 18 1middot5 11 1middot3 12 llmiddot~ 12 6 1~ 260 12 ~9 0 ~o 9 32middotmiddot16 32middot5 lG217 1 269 I

1~1Di ellMIq 1112 middot215 181 26 lla ZO2 11 32middot5 io 261 226 2~1 11a ~6 400 ~5 bull t 7 10~~

1011~bullbull 16 265 I Blokml1 6251 21 llal 21 10 17~ 15 2S1 15 211 ZO5 2~ 15 ~ 509 ~7middot1 ~6 l 17 11 26 Iilaprell-llull JederaUonz II1Ilha141- IIi lIiDUrId 11970 196 10 211a 12 11 l ll 12 26bull 262 26 11 52 l Zf-l li 1~ 206 l 120 ~~

260 IIJ~_ a011iDe eleoUon 119n 182 12 22- 5 156 19 31middot5 11 ~bullbull middot215 25middot71

~~ 1 ~ 1 221 1 1 260 1Ie_et 1~ 221 102 21a6 10 169 17 - 267 18 2 186 218 19 ~t ~~6-11 110 2 2~2 128 18 11 ~~ lliope Z alureilD 1~~ 25 1~2 290 17middot0 20~ 7 27 19 27 26~ 27110 1a52 ~ ~ 18 27~0 20 18 1 1 18 7 IlliieIkof 13middot0 111 2 1~ 15 20 271 i7 27middot2 12 227 11 ~7 31 1 1~ 36middot6 7 225 150 11 bull 2~ IlIaDJoe4 Z Iope-Bar4 JeIlerUOD 1115 2middot3 12 2lJ 106 170 16 29~ 1~ 260 21~ 2middotZ 16 ~7~1 ~7 1 15 ~9 l1 12 0 li ~7 23middot I1bDie4 z IIope 11976 212 11middot7 250 12middot5 17middot6 lla 27middot~ 16 25middot7 215 2 17 la 2 ~s 12 27middot1 19 18~ 1~9 12 1 2 IICClllp01Ul4 orobullbull 11971 1~9 11 26 16 15 18 22middot7 20 20 207 20 20 1 3l~ rlmiddot 20 212 18 11 5 10 20 21_ II l-

~I

-

Leai rust

Varieties roving

- 52 -

reodings were reported rom five und stem rust reodings from twomiddot stotions

low re~ngs for both diseosos were Jomiddotllee KvlVole x T~qmiddot(CI 1195Gi)

Hope xT~key 1069 (CI~ 11964) Hope xChcy~rme(C~I~ 11969) und KovNQle xT~1IllQrq (9I

11992)

Kernel plump~Ss data were2e]orted from two statio~ aha these havegtbeen averaged and

DATA mOM TREDlSEASE mmsmus

Bmfr NUElSmY

For convenience tho doto from tho vniform Iilinter nhcot bunt nUsery ore includod in this

report Tl10se dnto (table 24)Tore ~ecurec1in cOQpcr~tion with AgroiJqmist s O)ld Potllologists

working in the area

j

f

1

- 53

UNITED STAT1S D]PAaTMENT OF llGRICULTURE

Bureau of Plant IndllStry

SUMiYIbEX OF THE GBElu PLAINSmiddotUN1FOBM WIhrm~ BUNT NUESmY 1941

By HI A Rodenhiser Pathologist and K S Quisenberry AgronomishWheat Investigations TIivision of Cereal Crops and Diseases

The uniform winter wheat bunt nUrsery for tho Great Plains area wos continued in 1941 inthe same manner as in previous yeaxs This report presents 0 sumnnry of the d1toobtoined in1941 together vlith lbhe averages formiddot the vaxietliies grown dUring different periods from 1932 to1941bull

In the fall of 1940 50 varieties and stroins of uinter wheot were SOVl1l in duplicotC8-foot r01S ot- ten stotions in the GrCtJt Ploins and ot BozemaJ1 1bnt KecrneysvilleW VoBeltsvill e M4 and Logan Utah BeCouse of unfovor2blc environracntalcolldit ions for bunt Jonshyfaction or subsequent plont grovrth no cL-m VlOre obtolned in the nuDseries seeded at- Lincoln andNorth Plotte Nebr and at St Poul Ivlinn ThedJta from 10 nurseries axe averaged The SllUt trot developed in the Logan utah nursery was caused entirely by the so-called dworf bunt orgOroniso and therefore the infection pcrcQntltgcs ore not included in the averages for other stationsThe nurseries included vorioties that hud shown resistw1ce in previous years and Igtromsing nm7strJins supplied by sevotal of the cooperat ing stat ions

Inoculuo for nost stations inS obtained fron the previous years IfUrsery at that stationby selecting bunted heads poundroD all infected vriGtics end froD collections DQrle froD faroersfields in the State where the test was made For the IvWiliatGan eXperioent the inoculum laS acomposite of racos knovm to be present in Kansas For the Kearneysville and Beltsville teststhe seed was inoculated with a cotlposite Dade 1lp of inoculum frOD all of the other nurseriesClean seed vms planted in the Logon nursery Q1d infection resulted fron the soil bormc organisn

The vurieties axe listed in order of the avertge infection at the 10 stations Thesemiddotaverages ranged fron 01 to 671 percent The average infections for SODe standard varietieslere as follows Ridit 20 Relief 26 Hussor 32 Minturki 91 Yoga 95 Nebred 103ond Oro 172 Of the susceptible check varieties Kh1Xkof had an average iIlfcction of 360 Cheyenne 39bull0 Quiviro 518 and Chiefkwl1 671 TJO hybrid strains hnd averogo infectionslovler than Ridit These were Oro x Turkey-FlorQamp1Ce (F9) and Hussar x Kmred (CbullI 11989) Fourselections fron the cross Hope x Turkey 1069 bad aver~ges 10Ter tlDJ1 the porelit varietyTurkey 1069 (CI 10016)

At the bottom of the table are shovm the average infections by stations rhe heaviestinfections with inoculum other than the dwarf bunt vmre obtained at Bozeman Ivlont Fort CollinsColo and lviurJbattan IWns A study of the lbnhattan Akron Fort Collins ond Bozemun dda gives some indication that different races mltJY be present ot these stations The behavior of thevarieties at Logon is of interest in thlt some of those eorrring rOpoundistance to the races presentin the Plains are also resistant to the dvrnrf bunt present at Logon In other cases strains trot

are quite susceptible on the Ploins see~ to be ~oderotely resistent ot Logon

Longtine averages are shovlD for vorieties gr~m for more trAT) one ye~bull For the period1932-41 Turkey 1069 (CI 10016) Nebred ond Hussor hcvo the 10middote st avero~es For the 3--yeorperiod 1939-41Hope x HussCX (C~I1l834J Relief 2nd Hepe x Turkey 1069 ~CI 11964) hmiddotweshmm the nost resistance Severol of the vcrieties trot mve beon highly resisttnt in thesetests and are othervlise agrononica11y desiroble axe being tested llith individ1U11 races tht havebeen identified in all of the wheot grovling areaS

bull j

i

86

j 1O~106101

7middot96

middot_----~----------------~~-~-~------~--------------------

rI

55

UNIFOBlvI WINTER vrnm RUST NURSERUS

In t~bles 25 ~~ 26 ore presented dQto qn severity of le~f~rust md s~g~~~t infection

on the 30 voxieties qf winter vThed grown Ll rust obss~tion nurseries t~ltgQgheIJ~ tho oountry

in 1941 These nurseries Jre LUintained froD yeor to yecr ~s part of n J1Jert ~elQUrQh progrno

corried on Ll coopcrotion ui th agronorUsts and patll010gists erployed in the ~evoru Stdes CODshy

cerned Lcter t 0 cooplete report of these nurseTies ui11 be issued 8c1d th9 rust percotCges my

not agree ent irel rlth those presented here since the clto sItovm in this less de~oilecl raport

include only figures for the severity)f infection

Differentiol dato for leed-rust hlfection -rare obtdneclfor the vcriotips ot 20 stotHJlS

(toble 25) In cnlcul~ting the over~get Q trace (T) ~ns considered2s equal to O Aoong the

seuihJrd whects Hope x Russlr (CI middot11682) Hope x Konvde (CI 11959)~ ~lcl Red Rock x BGpe

(C o 11821) Ind the lC)VTest ovemge infoctions Of the lnrd VIhBats IIt-uqui110 x Oro (CI 11979

and CI 11851) t Hope x Cheyenne (CI 11969) a1d tavrvnle x Tenrnorq (CI 11956) had averoges

less thaR 20 percent In the snme tests susceptible voriotieshad aver~ge infections of from

60 to 715 percent

Stem~rust readings showing differential reaction wore raported from 13 stations (table

26) Among the hard wheats the mosb pronoun~ed resistancQ vJUsmiddot shovm byHopb x CheyOJlIle (CI

11969) Hope x Turkey (CI 11964) Mnrguillo X Oro (C~I 11979 Cw1d CI 11851) t ond R-044shy

Minturki x lVJinturki (CI 12022) Of the semihard mGQts Hope x Knvrvole (CI 11959) and Hope x

HusstX (CI 11682) md low nveroge infections

Toblc 25 _Severity of 1e1 rust infection on ninter nheQt vQrieties gravm in the Uniform Rust Observation Nurseries in 1941

VGriety or cross

~

5355 302 50T+ 25

15 305 15

1 70T 501 65T50T 35T+ 10

T 301 50

1 65T+ QOT 5o 10o 1 T 25

0 25T+ 30

T+ 30T+ 45

433131054 4128

30 13313~3

806570

70 36765 11975 56770 46460 24460 26140 180middot25 15835 15465 21865 190

170 261

80 63 080 71535 35880 64910-63 390Q5 8HO t9 010 t5a I1099 OJ

15 117 m15 124 I

65 245

B565

100100

6520202540202515

46 SO10 50609025 5T 10T 70

2S 1525 lt1585 6040 80

T 255 40T 25T 255 Z5T 25T 10T 20

251015

TTT

20355

2010

15203030

52020

101010

1

30 25 80 - 9025 60 80 9015 5 80 8020 65 80 9020 -40 60-8Sshy20 85 90 10030 40 60 9010 T 25 10

1 T 20 105 T 10 20I T 10 20

T 10 40

70502060eo6070101015

510

753075

55

10

106080704030401510102015

9595809595959020

5Q

5070

7010100102010

100100100100middot

75202020

T55

20

30506030104020

TTT13

503080TTT

75 5060 7060 540 8070 middotmiddotmiddotmiddot6065 9085 4040 T

3 23 2

25 T20 20

25351575T5

JO30504040252020

55

103

9090gt9595Sfr80857570657030

8585

51060G5

8090

70207580556570551095

2525402510

TToo

oT

402585-~

T

-

85100

254065shy6525

5T

3T

10

3525middot9590

52525TT

105T

759510

10085

10075

5252

15

5060

100TTT

35

2525

325

3T2T

3

225615

115

5

)5252010

5352middotJ

515204025

60 7560 9510 545 10000 100Z09015 20

5 55 T

30 T3 T5 T

355

75T5T

7590306585-85452010101550

1530

57

1055

-0ooo1+

607075551045

51020656065

40755580755520

3551

20

T122

5211T

502510

253010152510

51TTE+5

TTT5

51020TTT

152025101510101515201015

50754050404020

T

fSoit Bed ~hignn Amb er 5620 751 TiUIllbu11 5657 80~~tDcnton 8265 50ti bullbull M(3Jster 6471 90

~tmiddotgtoiit~~~ioncon ~f~ ~gampi Purdue no 1 11380 80r~WijDas1i 11384 60t middotEUitzsel x Hungarian 11849 50~Fultzseh x HungaXion 11850 45~rbulll ~tz sel x HuDgorian120l7 30)middotFultzsel xTJWIlbull 12018 40

~H~eHt~=Redmiddot 4843 50~l Kawvale 8180 ~ 35 I~nt~~i 6155 50I Hope~Hussor 11682 20 HQpc~ KuwvrUltl 11959 20

Red~o~k x Hope 11821 35

atI~ ~ep7 51 A6 I~liiiiibda J 50 Tcnmarq 6936 65

Kharkof 1442 75Mala~of 4898 80Comanche 11673 40

I Pawnee 11669 30 Kawvale x Terimarq 11956 35

Marquil10 x Oro 11851 50Marquil10 x Oro 11979 30HOpe x Turkey 1069 11961 25Hope x Cheyenne 11969 20E-41oMinturkix Minturki lAJ22 70

~ -l

=_---~------------ ~----------------_ --~~~_-~~~

Table 26 - Severity of stem rust infection on winter wheat varieties grom in the Uniform Rust Observation Nurseries

11lJ~J

in 1941

----[AverC1ge for I13

stations I

I519467500515492538 j488566 1

558 CJl591 -J

535 I-

535 j

467 j

290 219 i

5-919 ~

318

18320028828513818613~8

4429220511

1

)

--~---

30 100 75 T- 30 100 65 65 20 65 2035 100 80 T 20 lOO 65 60 15 65 1530 100 80 T 20 100 65 70 15 65 3035 95 85 5 20 lOU 65 70 15 65 3540 100 70 5 25 100 65 70 20 65 545 100 80 5 40 100 40 80 25 60 3545 85 80 20 20 100 60 70 20 60 1550 85 86 10 30 100 65 80 20 80 4040 90 80 20 30 100 65 80 20 70 5050 100 88 40 40 100 65 70 10 80 5035 100 90 10 40 100 65 60 10 70 4555 90 85 5 WO 80 60 5 70 40

10 75 90 25 FO 65 60 5 65 T10 90 40 10 15 90 20 15 2 25 25

5 20 60 T 15 80 15 20 5 10 10T+ 10 T 0 25 5 10 1 T 20

15 T T+ a 5 5 T T 0 T T10 60 0 20 lOO 25 45 15 25 -10 3 25 10 20 90 5 -~ 15 T T20 10 25 0 15 75 20 10 15 T T25 - 15 55 0 30 100 25 20 15 l 10

5 20 60 T_ 20 100 25 25 25 T 1020 T 20 0 15 80 5 T 5 T T20 5 45 0 15 90 10 15 5 2 T15 5 10 0 15 90 10 T 3 1 520 5 5 D 5 T 5 3 T T10 T 1 0 5 10 T T 2 T T

5 5 0 0 10 5 T 1 T T5 0 T 0 0 T T T 2 T T

30 0 2 0 10 T 5 2- -T T

0 e IMchigan Amber 5620 40 65Trumbull 5657 2 50Denton 8265 10 65Fulcaster 6471 15 65Ivioditerranoan 3332 5 70Minhurdi 5149 10 80Purdue No 1 11380 10 50Wobash 11384 25 65Fultzselection x Hungarian 11849 20 60Ful tz selection x Hungarian 11850 15 60Fultz selGetion x Hungarian 12017 10 6~

FultzsGlection x Trumbull 12018 2 50SBmihard Red

HUssar 4843 T 65Kawvolc 8180 T 35Minturki 6155 T+ 45HOPe x Hussar 11682 T T

HoPe x Kawvolc 11959 0 TRed Rock x Hope 11821 T 50

Hard HedtKnnred 5146 0 60TeIlll18rq 6936 T 70Khurkof 1112 T+ 75Molukof 1898 T 80Comanche 11G73 T 35Pownoo 116G9 T+ 35rowvule x Tonmorq 11956 0 25M1rquillo x Oro 11851 T 10M1rqui110 x Oro 11979 T 10Hope x Turkey 11964 0 THope x Cheyenne 11969 0 TH-44-Minturki x Minturldl 12022 0 T

Is ft R d

Variety or cross

Ii

~bull~bullbullbullmiddotbull1

~ ~

J

-~

rmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddot

~

- 47-

STANDARD EBROBS

Standard errors were calculated for each station as outlined on page 21 of this report

In table 20 will be found the number of plots t average yields and standard errorS for the unishy

form nursery grown at each of the 12 stations~

9-411512

7middot63575

132227237145

187321335205

265453474290

696 492 348 891

369 301 213 719656 5~36 379 1057

331 209 148 1279864 546 386 7329 Ll0 7~68 543 1228

353 249 176 1101

1 73 298 211 1234188 399 282 19~25

---_

Imiddot -l__Stl1daril er OJ opound a ---_== iSbgle~DifferOJ1Ce ~l 1

I plot between oeDLlS lfuSlio-rs=~rcenr

(Bu~hols BUshcs Ij

ITexns

Denton 4 1403Chillicothe 4 1501Bushland ~Irrig~ted) 4 3105Bushland Dry) 4 252i

OklahomaWoodward 4 3904

hJsosIvbnbnt t an 3 2964hys 3 3585

ColoradoAkron 5 1157Fort Collins 5 5270Hesperus 3 4416

IowaAmes 4 1599

NebraSkaLincoln 5 1710Alliance 3 1465

Table 20 - Nwnb)r of plots averGge yield and standard errors for the uniform yield nurseryat each coopmting station in 1941

NUmber -+---XVerageStation of yield of

~lots vDrietiesbushels)

SUIJlifLBY OF NUBSERY YIKLDS

The yields of the 30 varieties of winter wheat groW1l at 12 stations (13 nursories) are

sWllIIlnrized in table 21 whore ~he varieties are listed in order of the 13-nursory average yield

These avemgcs arc of int erost only insofar 1sthey shaw the generai adoptat ion of the vcriety

A more detaile~ study is possible i as the vcrieties also have been Dvercged and ranked by Stotes

Pmmee hDd the highest aVerage yield in 1941 rhis v2riety rankod first in ~exns ol1d

f Nebr1ska sixth in Oklahoma and Kansast f()(rteenth in Iowa ord seventeenth in Colorodo In 1940

Pmmee ranked second in the nursery and again made its poorest record h Coloiiado Cheyenne x

Tenmarq (CI 11972) rnnkcd second ~~ing its best record in K~s~s ~his strain ~id the highest

average yield in 1940 Li third place WC1S KalTv2Je x TOl~rq (cr 11950) a wheat that ros been

high in yield for sc)voral years in spite of a tendency to shcttor under certain conditions

KamiddotNalO x Tenmarq (CI 11992) rOJked fourth culd KDxNnle x ~e1llIDrq (Cel 11956) fifth ~he avo

rage yields of the four leading varieti~s differed vGry little It should be lintcd out that

tho first tlOlve vorioties had ~oxmrq as one parent In this sune group four varieties rod

KmNale os one Drent DLid i~1 three cases CheYOJu1e laS used in the ClOss Eighteen hyblid strnini

rI

IrImiddot

I

bullI I -- per acre Iz IN1rm Iemiddot Iowa eP~1rP CoIOrte1o pound ~

ii C~I I lIuh- 1 I I I I I I 1 ~ I I I J 13 I=~ i 1Cldl-1 1IIiu1 1aIIilble- JIBIIIlIOOl1-middot~ 1AIlbmkl ill8$iLi_ AlU-A~ BamkJori aAllnDdleit- Ae-JIaak1 I S~ 1 u- DIF (rnc~ -- rampampel 0middot I colin aileerace middotJCol- i tPenalftCllI lut1eot1IenAllid)_ I ~ bull I bull 0 I I bull UD I Imiddot I

I

III

Jampbull

I -

iftliaart errOl o~ bull _ (1IuIIelII) 132 227 1115 2- 096 21 3079 211 1middot16 211 2~12 116 86 1118 5middot1l 228 0 080 J I Is~ error ~ bull _ (~) 91l1 1512 515 16 5005 1middot91 11910middot51 639 1101 12- 19025 nll 132 1219 ~2I 6JJ 11l II I

- 49-

ronked obovc Faxly Blockhull ond 21 nere obove Blackhull OCld Nebred Again the Hope crosses

failed to give good yields as Hope x Tuxkey 1069 rmkcd cightcenth Hope x Cheyenne twenty-fifth

Qlld KlJlred x Hope tVlCllty-ninth In the 1941 nuxsory three strains had [werage yields lamr thDn _

Khnrkofchock

Tvrenty varieties have beon grovm iE the nuxscry for the 2-yccr period 19middot10-1941 Clt 11

stations vlith 12 nuxseries These dnta are presented in tob~e 22 lhcre the yields are avoraged

by States and the vC1rietics are listed in order of yield at all statiolS Cheyclmo x Tel1m~tq

(C I 11972) bad the highest avercge yield being consistontly high at 011 sttions excGIJt in

IO7au1d l~ebrcsko uhere wintorkilling wos heavy KavJValo x Tenmarc (Cl 11950) roikcd second

and PmJnee third These tvro strains had consistentB performuncos except trot Pavmee roc1ked fifshy

teenth in Colomdo Kawvale x TC11lIlurq (Cl 11956) ro1ked fourth COlIiltlIlChe shth 1hrly Blachshy

hull tenth and Black~u11 tvmlfth Nebred and warkof hnd avcroges considerobly lovlOr tlmn the

earlier vcxieti0s Etrly Blockhull x TollJDXq (CI 11952) hod 01 IverG-go yield considerably

higher Uwn Fcrly Blackhull In spite of tl-Je viintcrkilling ct the more northern stations grom1g

nurserios in 1941 tho oorly lalf-rustresistCJ1tvcrioties rlgcin rere at the top of tho list

for yield

Dato for c1klXocters other than yield cxe Qvorcged and presented in table 23 Since all

stations did not report the same datathe number of stations entering the averages is shawn at

the top of each column

Winter survival data show Nebred to be the most hardy variety in the nursery TvJO KltUlrea

Hard Federotion x Tenmarq strains (CI 12105 amp1d 12106) proved to be rather tender The rest o~

the varioties lu1d survivoJsthnt variod aver a I11frOVl rongo bull

Farly Blocld1ull is still the earliest vorioty in the nuxseryAt cleven sktions ipound 1VG-o

raged two days oarlier in headbg tlJDn Ebrly Bladldlull x TenmGrq (cr 11952) and three days

earlier than ChcyoTJ1Je x Thrly Blockhull (Cl 12000) Sevoetecn hybrids in the nuxsery rod rnv~

rage dates of he1ding e1Tlier thlt-n Block1mll ~Xkof ws the latest V1rilttty in thG lIllrSor

This gives a clear picture of the empmsis being ploced on cCXly vrheats in thoarea Ripening

datcs bring out about the same differences Qlthough the sprood is not so grect

Height measurements vcre reportod from all except one nursery and the averages showed

KltmredJhrd FederCtion x MiIlJmrdi-Mintuxki (CI 11970) to be the tallest and Hope x Turkey 1069

(Cl 11964) the sholtest athel vaIieties shOUwd very little differcl1CQ in averag0 height

Lodging data were reported from four st~tions )J1d indicated some differencesmiddot ~he weak0si

strawed vrieties were l31ockhu11 E1rly Black1lull and CheyeIlile x ]1rly Blcckbull (Cl 12000)

The IGastlodgir~was reported for Nebrad Ivbrtin x TOJ1PlOrq3 (CI 11823) and BltLckhull x Ten

marq (CI 12102)~

--

faltb ~ -~ of Bence Fie14 of ZO wbhr whea YUieU cr- ill _Uelll Fie14 _erie bull U aUon in lla 1l8I4red riDur whea 1eC10nbull 1~1

a I t llpllle1 pH Ia I I Jtpe Pr I Japmiddotu COXon4lp I Ina f - 1tratIla ~I bull I I IJlaU-Illpell-l I I I I I I I I I I I I I I I I I 2 I

1 t 8Iie7 or I 01 IDa- 101l11l-1 1Ul41 1a1llAn- lBultI1J~III lAy I Ihr I Ay i a I Ir IAlA-IAy I I- Ia I _811 on I cohe(IlIi+(Drr 1l8p I - IftIlll 1lIuIk1~I_1 daDk 1001- 1p8n81 ZIJaIi-IJIaDJt I aohle I r-BaDkIUle Ia I I _4118114) I I I I I I 11M I I I I I I I I I

IIq~n z 8uaIq 1172 ~1 205 29 11 232 3 40 1 ~9 32~ 31tmiddotl 3 506 ~12 1Ns9 3 ]66 7 221 15 I bull 312 IlKarial i arq 1150 2O1a 151 281 19middot1 20 bull 31t l 1 352 386 1 ~~ 9 ~7middot2 5 middot7 5 llmiddot 10 211 t 30 I11_bull 11669 25middot~ 21 32middot0 lbullL2~5 I 31middot0 _o~ 29bull9 311 ~

3Tbull1S 19 ~ -~~l ~ 271 ll~ ~1_ I

llawnJOZ aDUlq 1156 21middot ll ~1 16 235 2 36~ 5 31middot3 30 ~lis ~~ ~3~2 13 280 bull 9 i

llured-IIuIlJe48laUonz8uaIq 11971a 2115 162 middot3 162 203 10 38middot0 3 2 ) 561~ 50middot5 2 369 6 2001 120 16 13 291 IIaouoie 11673 252 21middot3 236 16 217 ~ ~7 9 350 29 5 bull ~-6 5~515 1 5 1 22 l~O 1S1 12 29 IllallJ B181llt1ml1 Z auaJq

~=281 176 23middot1 15middot5 211 6 1 2 3S~ 31middot1 2 7~5 ~o ~ 19 0 272 106 I 7 291 I

lIaIlIet Z Blackmll ZO 11 269 169 206 9 JIJbullbull 6 1lmiddot7 ~ 210 lis 7 10 356 11 276 12 ZO~O ~ 212 I I

IO~lIIIile Z aazq 11~U 19middot 21 290 15middot0 21~2 5 ~o bull 6 276 30middot6 7 ~ ~0~7 11 35~ 12 2 1~bullJ 5 bullbull1 I~1ulJBlacldml1 IS 25middot2 18 1middot5 11 1middot3 12 llmiddot~ 12 6 1~ 260 12 ~9 0 ~o 9 32middotmiddot16 32middot5 lG217 1 269 I

1~1Di ellMIq 1112 middot215 181 26 lla ZO2 11 32middot5 io 261 226 2~1 11a ~6 400 ~5 bull t 7 10~~

1011~bullbull 16 265 I Blokml1 6251 21 llal 21 10 17~ 15 2S1 15 211 ZO5 2~ 15 ~ 509 ~7middot1 ~6 l 17 11 26 Iilaprell-llull JederaUonz II1Ilha141- IIi lIiDUrId 11970 196 10 211a 12 11 l ll 12 26bull 262 26 11 52 l Zf-l li 1~ 206 l 120 ~~

260 IIJ~_ a011iDe eleoUon 119n 182 12 22- 5 156 19 31middot5 11 ~bullbull middot215 25middot71

~~ 1 ~ 1 221 1 1 260 1Ie_et 1~ 221 102 21a6 10 169 17 - 267 18 2 186 218 19 ~t ~~6-11 110 2 2~2 128 18 11 ~~ lliope Z alureilD 1~~ 25 1~2 290 17middot0 20~ 7 27 19 27 26~ 27110 1a52 ~ ~ 18 27~0 20 18 1 1 18 7 IlliieIkof 13middot0 111 2 1~ 15 20 271 i7 27middot2 12 227 11 ~7 31 1 1~ 36middot6 7 225 150 11 bull 2~ IlIaDJoe4 Z Iope-Bar4 JeIlerUOD 1115 2middot3 12 2lJ 106 170 16 29~ 1~ 260 21~ 2middotZ 16 ~7~1 ~7 1 15 ~9 l1 12 0 li ~7 23middot I1bDie4 z IIope 11976 212 11middot7 250 12middot5 17middot6 lla 27middot~ 16 25middot7 215 2 17 la 2 ~s 12 27middot1 19 18~ 1~9 12 1 2 IICClllp01Ul4 orobullbull 11971 1~9 11 26 16 15 18 22middot7 20 20 207 20 20 1 3l~ rlmiddot 20 212 18 11 5 10 20 21_ II l-

~I

-

Leai rust

Varieties roving

- 52 -

reodings were reported rom five und stem rust reodings from twomiddot stotions

low re~ngs for both diseosos were Jomiddotllee KvlVole x T~qmiddot(CI 1195Gi)

Hope xT~key 1069 (CI~ 11964) Hope xChcy~rme(C~I~ 11969) und KovNQle xT~1IllQrq (9I

11992)

Kernel plump~Ss data were2e]orted from two statio~ aha these havegtbeen averaged and

DATA mOM TREDlSEASE mmsmus

Bmfr NUElSmY

For convenience tho doto from tho vniform Iilinter nhcot bunt nUsery ore includod in this

report Tl10se dnto (table 24)Tore ~ecurec1in cOQpcr~tion with AgroiJqmist s O)ld Potllologists

working in the area

j

f

1

- 53

UNITED STAT1S D]PAaTMENT OF llGRICULTURE

Bureau of Plant IndllStry

SUMiYIbEX OF THE GBElu PLAINSmiddotUN1FOBM WIhrm~ BUNT NUESmY 1941

By HI A Rodenhiser Pathologist and K S Quisenberry AgronomishWheat Investigations TIivision of Cereal Crops and Diseases

The uniform winter wheat bunt nUrsery for tho Great Plains area wos continued in 1941 inthe same manner as in previous yeaxs This report presents 0 sumnnry of the d1toobtoined in1941 together vlith lbhe averages formiddot the vaxietliies grown dUring different periods from 1932 to1941bull

In the fall of 1940 50 varieties and stroins of uinter wheot were SOVl1l in duplicotC8-foot r01S ot- ten stotions in the GrCtJt Ploins and ot BozemaJ1 1bnt KecrneysvilleW VoBeltsvill e M4 and Logan Utah BeCouse of unfovor2blc environracntalcolldit ions for bunt Jonshyfaction or subsequent plont grovrth no cL-m VlOre obtolned in the nuDseries seeded at- Lincoln andNorth Plotte Nebr and at St Poul Ivlinn ThedJta from 10 nurseries axe averaged The SllUt trot developed in the Logan utah nursery was caused entirely by the so-called dworf bunt orgOroniso and therefore the infection pcrcQntltgcs ore not included in the averages for other stationsThe nurseries included vorioties that hud shown resistw1ce in previous years and Igtromsing nm7strJins supplied by sevotal of the cooperat ing stat ions

Inoculuo for nost stations inS obtained fron the previous years IfUrsery at that stationby selecting bunted heads poundroD all infected vriGtics end froD collections DQrle froD faroersfields in the State where the test was made For the IvWiliatGan eXperioent the inoculum laS acomposite of racos knovm to be present in Kansas For the Kearneysville and Beltsville teststhe seed was inoculated with a cotlposite Dade 1lp of inoculum frOD all of the other nurseriesClean seed vms planted in the Logon nursery Q1d infection resulted fron the soil bormc organisn

The vurieties axe listed in order of the avertge infection at the 10 stations Thesemiddotaverages ranged fron 01 to 671 percent The average infections for SODe standard varietieslere as follows Ridit 20 Relief 26 Hussor 32 Minturki 91 Yoga 95 Nebred 103ond Oro 172 Of the susceptible check varieties Kh1Xkof had an average iIlfcction of 360 Cheyenne 39bull0 Quiviro 518 and Chiefkwl1 671 TJO hybrid strains hnd averogo infectionslovler than Ridit These were Oro x Turkey-FlorQamp1Ce (F9) and Hussar x Kmred (CbullI 11989) Fourselections fron the cross Hope x Turkey 1069 bad aver~ges 10Ter tlDJ1 the porelit varietyTurkey 1069 (CI 10016)

At the bottom of the table are shovm the average infections by stations rhe heaviestinfections with inoculum other than the dwarf bunt vmre obtained at Bozeman Ivlont Fort CollinsColo and lviurJbattan IWns A study of the lbnhattan Akron Fort Collins ond Bozemun dda gives some indication that different races mltJY be present ot these stations The behavior of thevarieties at Logon is of interest in thlt some of those eorrring rOpoundistance to the races presentin the Plains are also resistant to the dvrnrf bunt present at Logon In other cases strains trot

are quite susceptible on the Ploins see~ to be ~oderotely resistent ot Logon

Longtine averages are shovlD for vorieties gr~m for more trAT) one ye~bull For the period1932-41 Turkey 1069 (CI 10016) Nebred ond Hussor hcvo the 10middote st avero~es For the 3--yeorperiod 1939-41Hope x HussCX (C~I1l834J Relief 2nd Hepe x Turkey 1069 ~CI 11964) hmiddotweshmm the nost resistance Severol of the vcrieties trot mve beon highly resisttnt in thesetests and are othervlise agrononica11y desiroble axe being tested llith individ1U11 races tht havebeen identified in all of the wheot grovling areaS

bull j

i

86

j 1O~106101

7middot96

middot_----~----------------~~-~-~------~--------------------

rI

55

UNIFOBlvI WINTER vrnm RUST NURSERUS

In t~bles 25 ~~ 26 ore presented dQto qn severity of le~f~rust md s~g~~~t infection

on the 30 voxieties qf winter vThed grown Ll rust obss~tion nurseries t~ltgQgheIJ~ tho oountry

in 1941 These nurseries Jre LUintained froD yeor to yecr ~s part of n J1Jert ~elQUrQh progrno

corried on Ll coopcrotion ui th agronorUsts and patll010gists erployed in the ~evoru Stdes CODshy

cerned Lcter t 0 cooplete report of these nurseTies ui11 be issued 8c1d th9 rust percotCges my

not agree ent irel rlth those presented here since the clto sItovm in this less de~oilecl raport

include only figures for the severity)f infection

Differentiol dato for leed-rust hlfection -rare obtdneclfor the vcriotips ot 20 stotHJlS

(toble 25) In cnlcul~ting the over~get Q trace (T) ~ns considered2s equal to O Aoong the

seuihJrd whects Hope x Russlr (CI middot11682) Hope x Konvde (CI 11959)~ ~lcl Red Rock x BGpe

(C o 11821) Ind the lC)VTest ovemge infoctions Of the lnrd VIhBats IIt-uqui110 x Oro (CI 11979

and CI 11851) t Hope x Cheyenne (CI 11969) a1d tavrvnle x Tenrnorq (CI 11956) had averoges

less thaR 20 percent In the snme tests susceptible voriotieshad aver~ge infections of from

60 to 715 percent

Stem~rust readings showing differential reaction wore raported from 13 stations (table

26) Among the hard wheats the mosb pronoun~ed resistancQ vJUsmiddot shovm byHopb x CheyOJlIle (CI

11969) Hope x Turkey (CI 11964) Mnrguillo X Oro (C~I 11979 Cw1d CI 11851) t ond R-044shy

Minturki x lVJinturki (CI 12022) Of the semihard mGQts Hope x Knvrvole (CI 11959) and Hope x

HusstX (CI 11682) md low nveroge infections

Toblc 25 _Severity of 1e1 rust infection on ninter nheQt vQrieties gravm in the Uniform Rust Observation Nurseries in 1941

VGriety or cross

~

5355 302 50T+ 25

15 305 15

1 70T 501 65T50T 35T+ 10

T 301 50

1 65T+ QOT 5o 10o 1 T 25

0 25T+ 30

T+ 30T+ 45

433131054 4128

30 13313~3

806570

70 36765 11975 56770 46460 24460 26140 180middot25 15835 15465 21865 190

170 261

80 63 080 71535 35880 64910-63 390Q5 8HO t9 010 t5a I1099 OJ

15 117 m15 124 I

65 245

B565

100100

6520202540202515

46 SO10 50609025 5T 10T 70

2S 1525 lt1585 6040 80

T 255 40T 25T 255 Z5T 25T 10T 20

251015

TTT

20355

2010

15203030

52020

101010

1

30 25 80 - 9025 60 80 9015 5 80 8020 65 80 9020 -40 60-8Sshy20 85 90 10030 40 60 9010 T 25 10

1 T 20 105 T 10 20I T 10 20

T 10 40

70502060eo6070101015

510

753075

55

10

106080704030401510102015

9595809595959020

5Q

5070

7010100102010

100100100100middot

75202020

T55

20

30506030104020

TTT13

503080TTT

75 5060 7060 540 8070 middotmiddotmiddotmiddot6065 9085 4040 T

3 23 2

25 T20 20

25351575T5

JO30504040252020

55

103

9090gt9595Sfr80857570657030

8585

51060G5

8090

70207580556570551095

2525402510

TToo

oT

402585-~

T

-

85100

254065shy6525

5T

3T

10

3525middot9590

52525TT

105T

759510

10085

10075

5252

15

5060

100TTT

35

2525

325

3T2T

3

225615

115

5

)5252010

5352middotJ

515204025

60 7560 9510 545 10000 100Z09015 20

5 55 T

30 T3 T5 T

355

75T5T

7590306585-85452010101550

1530

57

1055

-0ooo1+

607075551045

51020656065

40755580755520

3551

20

T122

5211T

502510

253010152510

51TTE+5

TTT5

51020TTT

152025101510101515201015

50754050404020

T

fSoit Bed ~hignn Amb er 5620 751 TiUIllbu11 5657 80~~tDcnton 8265 50ti bullbull M(3Jster 6471 90

~tmiddotgtoiit~~~ioncon ~f~ ~gampi Purdue no 1 11380 80r~WijDas1i 11384 60t middotEUitzsel x Hungarian 11849 50~Fultzseh x HungaXion 11850 45~rbulll ~tz sel x HuDgorian120l7 30)middotFultzsel xTJWIlbull 12018 40

~H~eHt~=Redmiddot 4843 50~l Kawvale 8180 ~ 35 I~nt~~i 6155 50I Hope~Hussor 11682 20 HQpc~ KuwvrUltl 11959 20

Red~o~k x Hope 11821 35

atI~ ~ep7 51 A6 I~liiiiibda J 50 Tcnmarq 6936 65

Kharkof 1442 75Mala~of 4898 80Comanche 11673 40

I Pawnee 11669 30 Kawvale x Terimarq 11956 35

Marquil10 x Oro 11851 50Marquil10 x Oro 11979 30HOpe x Turkey 1069 11961 25Hope x Cheyenne 11969 20E-41oMinturkix Minturki lAJ22 70

~ -l

=_---~------------ ~----------------_ --~~~_-~~~

Table 26 - Severity of stem rust infection on winter wheat varieties grom in the Uniform Rust Observation Nurseries

11lJ~J

in 1941

----[AverC1ge for I13

stations I

I519467500515492538 j488566 1

558 CJl591 -J

535 I-

535 j

467 j

290 219 i

5-919 ~

318

18320028828513818613~8

4429220511

1

)

--~---

30 100 75 T- 30 100 65 65 20 65 2035 100 80 T 20 lOO 65 60 15 65 1530 100 80 T 20 100 65 70 15 65 3035 95 85 5 20 lOU 65 70 15 65 3540 100 70 5 25 100 65 70 20 65 545 100 80 5 40 100 40 80 25 60 3545 85 80 20 20 100 60 70 20 60 1550 85 86 10 30 100 65 80 20 80 4040 90 80 20 30 100 65 80 20 70 5050 100 88 40 40 100 65 70 10 80 5035 100 90 10 40 100 65 60 10 70 4555 90 85 5 WO 80 60 5 70 40

10 75 90 25 FO 65 60 5 65 T10 90 40 10 15 90 20 15 2 25 25

5 20 60 T 15 80 15 20 5 10 10T+ 10 T 0 25 5 10 1 T 20

15 T T+ a 5 5 T T 0 T T10 60 0 20 lOO 25 45 15 25 -10 3 25 10 20 90 5 -~ 15 T T20 10 25 0 15 75 20 10 15 T T25 - 15 55 0 30 100 25 20 15 l 10

5 20 60 T_ 20 100 25 25 25 T 1020 T 20 0 15 80 5 T 5 T T20 5 45 0 15 90 10 15 5 2 T15 5 10 0 15 90 10 T 3 1 520 5 5 D 5 T 5 3 T T10 T 1 0 5 10 T T 2 T T

5 5 0 0 10 5 T 1 T T5 0 T 0 0 T T T 2 T T

30 0 2 0 10 T 5 2- -T T

0 e IMchigan Amber 5620 40 65Trumbull 5657 2 50Denton 8265 10 65Fulcaster 6471 15 65Ivioditerranoan 3332 5 70Minhurdi 5149 10 80Purdue No 1 11380 10 50Wobash 11384 25 65Fultzselection x Hungarian 11849 20 60Ful tz selection x Hungarian 11850 15 60Fultz selGetion x Hungarian 12017 10 6~

FultzsGlection x Trumbull 12018 2 50SBmihard Red

HUssar 4843 T 65Kawvolc 8180 T 35Minturki 6155 T+ 45HOPe x Hussar 11682 T T

HoPe x Kawvolc 11959 0 TRed Rock x Hope 11821 T 50

Hard HedtKnnred 5146 0 60TeIlll18rq 6936 T 70Khurkof 1112 T+ 75Molukof 1898 T 80Comanche 11G73 T 35Pownoo 116G9 T+ 35rowvule x Tonmorq 11956 0 25M1rquillo x Oro 11851 T 10M1rqui110 x Oro 11979 T 10Hope x Turkey 11964 0 THope x Cheyenne 11969 0 TH-44-Minturki x Minturldl 12022 0 T

Is ft R d

Variety or cross

Ii

~bull~bullbullbullmiddotbull1

~ ~

J

-~

rmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddot

~

rI

IrImiddot

I

bullI I -- per acre Iz IN1rm Iemiddot Iowa eP~1rP CoIOrte1o pound ~

ii C~I I lIuh- 1 I I I I I I 1 ~ I I I J 13 I=~ i 1Cldl-1 1IIiu1 1aIIilble- JIBIIIlIOOl1-middot~ 1AIlbmkl ill8$iLi_ AlU-A~ BamkJori aAllnDdleit- Ae-JIaak1 I S~ 1 u- DIF (rnc~ -- rampampel 0middot I colin aileerace middotJCol- i tPenalftCllI lut1eot1IenAllid)_ I ~ bull I bull 0 I I bull UD I Imiddot I

I

III

Jampbull

I -

iftliaart errOl o~ bull _ (1IuIIelII) 132 227 1115 2- 096 21 3079 211 1middot16 211 2~12 116 86 1118 5middot1l 228 0 080 J I Is~ error ~ bull _ (~) 91l1 1512 515 16 5005 1middot91 11910middot51 639 1101 12- 19025 nll 132 1219 ~2I 6JJ 11l II I

- 49-

ronked obovc Faxly Blockhull ond 21 nere obove Blackhull OCld Nebred Again the Hope crosses

failed to give good yields as Hope x Tuxkey 1069 rmkcd cightcenth Hope x Cheyenne twenty-fifth

Qlld KlJlred x Hope tVlCllty-ninth In the 1941 nuxsory three strains had [werage yields lamr thDn _

Khnrkofchock

Tvrenty varieties have beon grovm iE the nuxscry for the 2-yccr period 19middot10-1941 Clt 11

stations vlith 12 nuxseries These dnta are presented in tob~e 22 lhcre the yields are avoraged

by States and the vC1rietics are listed in order of yield at all statiolS Cheyclmo x Tel1m~tq

(C I 11972) bad the highest avercge yield being consistontly high at 011 sttions excGIJt in

IO7au1d l~ebrcsko uhere wintorkilling wos heavy KavJValo x Tenmarc (Cl 11950) roikcd second

and PmJnee third These tvro strains had consistentB performuncos except trot Pavmee roc1ked fifshy

teenth in Colomdo Kawvale x TC11lIlurq (Cl 11956) ro1ked fourth COlIiltlIlChe shth 1hrly Blachshy

hull tenth and Black~u11 tvmlfth Nebred and warkof hnd avcroges considerobly lovlOr tlmn the

earlier vcxieti0s Etrly Blockhull x TollJDXq (CI 11952) hod 01 IverG-go yield considerably

higher Uwn Fcrly Blackhull In spite of tl-Je viintcrkilling ct the more northern stations grom1g

nurserios in 1941 tho oorly lalf-rustresistCJ1tvcrioties rlgcin rere at the top of tho list

for yield

Dato for c1klXocters other than yield cxe Qvorcged and presented in table 23 Since all

stations did not report the same datathe number of stations entering the averages is shawn at

the top of each column

Winter survival data show Nebred to be the most hardy variety in the nursery TvJO KltUlrea

Hard Federotion x Tenmarq strains (CI 12105 amp1d 12106) proved to be rather tender The rest o~

the varioties lu1d survivoJsthnt variod aver a I11frOVl rongo bull

Farly Blocld1ull is still the earliest vorioty in the nuxseryAt cleven sktions ipound 1VG-o

raged two days oarlier in headbg tlJDn Ebrly Bladldlull x TenmGrq (cr 11952) and three days

earlier than ChcyoTJ1Je x Thrly Blockhull (Cl 12000) Sevoetecn hybrids in the nuxsery rod rnv~

rage dates of he1ding e1Tlier thlt-n Block1mll ~Xkof ws the latest V1rilttty in thG lIllrSor

This gives a clear picture of the empmsis being ploced on cCXly vrheats in thoarea Ripening

datcs bring out about the same differences Qlthough the sprood is not so grect

Height measurements vcre reportod from all except one nursery and the averages showed

KltmredJhrd FederCtion x MiIlJmrdi-Mintuxki (CI 11970) to be the tallest and Hope x Turkey 1069

(Cl 11964) the sholtest athel vaIieties shOUwd very little differcl1CQ in averag0 height

Lodging data were reported from four st~tions )J1d indicated some differencesmiddot ~he weak0si

strawed vrieties were l31ockhu11 E1rly Black1lull and CheyeIlile x ]1rly Blcckbull (Cl 12000)

The IGastlodgir~was reported for Nebrad Ivbrtin x TOJ1PlOrq3 (CI 11823) and BltLckhull x Ten

marq (CI 12102)~

--

faltb ~ -~ of Bence Fie14 of ZO wbhr whea YUieU cr- ill _Uelll Fie14 _erie bull U aUon in lla 1l8I4red riDur whea 1eC10nbull 1~1

a I t llpllle1 pH Ia I I Jtpe Pr I Japmiddotu COXon4lp I Ina f - 1tratIla ~I bull I I IJlaU-Illpell-l I I I I I I I I I I I I I I I I I 2 I

1 t 8Iie7 or I 01 IDa- 101l11l-1 1Ul41 1a1llAn- lBultI1J~III lAy I Ihr I Ay i a I Ir IAlA-IAy I I- Ia I _811 on I cohe(IlIi+(Drr 1l8p I - IftIlll 1lIuIk1~I_1 daDk 1001- 1p8n81 ZIJaIi-IJIaDJt I aohle I r-BaDkIUle Ia I I _4118114) I I I I I I 11M I I I I I I I I I

IIq~n z 8uaIq 1172 ~1 205 29 11 232 3 40 1 ~9 32~ 31tmiddotl 3 506 ~12 1Ns9 3 ]66 7 221 15 I bull 312 IlKarial i arq 1150 2O1a 151 281 19middot1 20 bull 31t l 1 352 386 1 ~~ 9 ~7middot2 5 middot7 5 llmiddot 10 211 t 30 I11_bull 11669 25middot~ 21 32middot0 lbullL2~5 I 31middot0 _o~ 29bull9 311 ~

3Tbull1S 19 ~ -~~l ~ 271 ll~ ~1_ I

llawnJOZ aDUlq 1156 21middot ll ~1 16 235 2 36~ 5 31middot3 30 ~lis ~~ ~3~2 13 280 bull 9 i

llured-IIuIlJe48laUonz8uaIq 11971a 2115 162 middot3 162 203 10 38middot0 3 2 ) 561~ 50middot5 2 369 6 2001 120 16 13 291 IIaouoie 11673 252 21middot3 236 16 217 ~ ~7 9 350 29 5 bull ~-6 5~515 1 5 1 22 l~O 1S1 12 29 IllallJ B181llt1ml1 Z auaJq

~=281 176 23middot1 15middot5 211 6 1 2 3S~ 31middot1 2 7~5 ~o ~ 19 0 272 106 I 7 291 I

lIaIlIet Z Blackmll ZO 11 269 169 206 9 JIJbullbull 6 1lmiddot7 ~ 210 lis 7 10 356 11 276 12 ZO~O ~ 212 I I

IO~lIIIile Z aazq 11~U 19middot 21 290 15middot0 21~2 5 ~o bull 6 276 30middot6 7 ~ ~0~7 11 35~ 12 2 1~bullJ 5 bullbull1 I~1ulJBlacldml1 IS 25middot2 18 1middot5 11 1middot3 12 llmiddot~ 12 6 1~ 260 12 ~9 0 ~o 9 32middotmiddot16 32middot5 lG217 1 269 I

1~1Di ellMIq 1112 middot215 181 26 lla ZO2 11 32middot5 io 261 226 2~1 11a ~6 400 ~5 bull t 7 10~~

1011~bullbull 16 265 I Blokml1 6251 21 llal 21 10 17~ 15 2S1 15 211 ZO5 2~ 15 ~ 509 ~7middot1 ~6 l 17 11 26 Iilaprell-llull JederaUonz II1Ilha141- IIi lIiDUrId 11970 196 10 211a 12 11 l ll 12 26bull 262 26 11 52 l Zf-l li 1~ 206 l 120 ~~

260 IIJ~_ a011iDe eleoUon 119n 182 12 22- 5 156 19 31middot5 11 ~bullbull middot215 25middot71

~~ 1 ~ 1 221 1 1 260 1Ie_et 1~ 221 102 21a6 10 169 17 - 267 18 2 186 218 19 ~t ~~6-11 110 2 2~2 128 18 11 ~~ lliope Z alureilD 1~~ 25 1~2 290 17middot0 20~ 7 27 19 27 26~ 27110 1a52 ~ ~ 18 27~0 20 18 1 1 18 7 IlliieIkof 13middot0 111 2 1~ 15 20 271 i7 27middot2 12 227 11 ~7 31 1 1~ 36middot6 7 225 150 11 bull 2~ IlIaDJoe4 Z Iope-Bar4 JeIlerUOD 1115 2middot3 12 2lJ 106 170 16 29~ 1~ 260 21~ 2middotZ 16 ~7~1 ~7 1 15 ~9 l1 12 0 li ~7 23middot I1bDie4 z IIope 11976 212 11middot7 250 12middot5 17middot6 lla 27middot~ 16 25middot7 215 2 17 la 2 ~s 12 27middot1 19 18~ 1~9 12 1 2 IICClllp01Ul4 orobullbull 11971 1~9 11 26 16 15 18 22middot7 20 20 207 20 20 1 3l~ rlmiddot 20 212 18 11 5 10 20 21_ II l-

~I

-

Leai rust

Varieties roving

- 52 -

reodings were reported rom five und stem rust reodings from twomiddot stotions

low re~ngs for both diseosos were Jomiddotllee KvlVole x T~qmiddot(CI 1195Gi)

Hope xT~key 1069 (CI~ 11964) Hope xChcy~rme(C~I~ 11969) und KovNQle xT~1IllQrq (9I

11992)

Kernel plump~Ss data were2e]orted from two statio~ aha these havegtbeen averaged and

DATA mOM TREDlSEASE mmsmus

Bmfr NUElSmY

For convenience tho doto from tho vniform Iilinter nhcot bunt nUsery ore includod in this

report Tl10se dnto (table 24)Tore ~ecurec1in cOQpcr~tion with AgroiJqmist s O)ld Potllologists

working in the area

j

f

1

- 53

UNITED STAT1S D]PAaTMENT OF llGRICULTURE

Bureau of Plant IndllStry

SUMiYIbEX OF THE GBElu PLAINSmiddotUN1FOBM WIhrm~ BUNT NUESmY 1941

By HI A Rodenhiser Pathologist and K S Quisenberry AgronomishWheat Investigations TIivision of Cereal Crops and Diseases

The uniform winter wheat bunt nUrsery for tho Great Plains area wos continued in 1941 inthe same manner as in previous yeaxs This report presents 0 sumnnry of the d1toobtoined in1941 together vlith lbhe averages formiddot the vaxietliies grown dUring different periods from 1932 to1941bull

In the fall of 1940 50 varieties and stroins of uinter wheot were SOVl1l in duplicotC8-foot r01S ot- ten stotions in the GrCtJt Ploins and ot BozemaJ1 1bnt KecrneysvilleW VoBeltsvill e M4 and Logan Utah BeCouse of unfovor2blc environracntalcolldit ions for bunt Jonshyfaction or subsequent plont grovrth no cL-m VlOre obtolned in the nuDseries seeded at- Lincoln andNorth Plotte Nebr and at St Poul Ivlinn ThedJta from 10 nurseries axe averaged The SllUt trot developed in the Logan utah nursery was caused entirely by the so-called dworf bunt orgOroniso and therefore the infection pcrcQntltgcs ore not included in the averages for other stationsThe nurseries included vorioties that hud shown resistw1ce in previous years and Igtromsing nm7strJins supplied by sevotal of the cooperat ing stat ions

Inoculuo for nost stations inS obtained fron the previous years IfUrsery at that stationby selecting bunted heads poundroD all infected vriGtics end froD collections DQrle froD faroersfields in the State where the test was made For the IvWiliatGan eXperioent the inoculum laS acomposite of racos knovm to be present in Kansas For the Kearneysville and Beltsville teststhe seed was inoculated with a cotlposite Dade 1lp of inoculum frOD all of the other nurseriesClean seed vms planted in the Logon nursery Q1d infection resulted fron the soil bormc organisn

The vurieties axe listed in order of the avertge infection at the 10 stations Thesemiddotaverages ranged fron 01 to 671 percent The average infections for SODe standard varietieslere as follows Ridit 20 Relief 26 Hussor 32 Minturki 91 Yoga 95 Nebred 103ond Oro 172 Of the susceptible check varieties Kh1Xkof had an average iIlfcction of 360 Cheyenne 39bull0 Quiviro 518 and Chiefkwl1 671 TJO hybrid strains hnd averogo infectionslovler than Ridit These were Oro x Turkey-FlorQamp1Ce (F9) and Hussar x Kmred (CbullI 11989) Fourselections fron the cross Hope x Turkey 1069 bad aver~ges 10Ter tlDJ1 the porelit varietyTurkey 1069 (CI 10016)

At the bottom of the table are shovm the average infections by stations rhe heaviestinfections with inoculum other than the dwarf bunt vmre obtained at Bozeman Ivlont Fort CollinsColo and lviurJbattan IWns A study of the lbnhattan Akron Fort Collins ond Bozemun dda gives some indication that different races mltJY be present ot these stations The behavior of thevarieties at Logon is of interest in thlt some of those eorrring rOpoundistance to the races presentin the Plains are also resistant to the dvrnrf bunt present at Logon In other cases strains trot

are quite susceptible on the Ploins see~ to be ~oderotely resistent ot Logon

Longtine averages are shovlD for vorieties gr~m for more trAT) one ye~bull For the period1932-41 Turkey 1069 (CI 10016) Nebred ond Hussor hcvo the 10middote st avero~es For the 3--yeorperiod 1939-41Hope x HussCX (C~I1l834J Relief 2nd Hepe x Turkey 1069 ~CI 11964) hmiddotweshmm the nost resistance Severol of the vcrieties trot mve beon highly resisttnt in thesetests and are othervlise agrononica11y desiroble axe being tested llith individ1U11 races tht havebeen identified in all of the wheot grovling areaS

bull j

i

86

j 1O~106101

7middot96

middot_----~----------------~~-~-~------~--------------------

rI

55

UNIFOBlvI WINTER vrnm RUST NURSERUS

In t~bles 25 ~~ 26 ore presented dQto qn severity of le~f~rust md s~g~~~t infection

on the 30 voxieties qf winter vThed grown Ll rust obss~tion nurseries t~ltgQgheIJ~ tho oountry

in 1941 These nurseries Jre LUintained froD yeor to yecr ~s part of n J1Jert ~elQUrQh progrno

corried on Ll coopcrotion ui th agronorUsts and patll010gists erployed in the ~evoru Stdes CODshy

cerned Lcter t 0 cooplete report of these nurseTies ui11 be issued 8c1d th9 rust percotCges my

not agree ent irel rlth those presented here since the clto sItovm in this less de~oilecl raport

include only figures for the severity)f infection

Differentiol dato for leed-rust hlfection -rare obtdneclfor the vcriotips ot 20 stotHJlS

(toble 25) In cnlcul~ting the over~get Q trace (T) ~ns considered2s equal to O Aoong the

seuihJrd whects Hope x Russlr (CI middot11682) Hope x Konvde (CI 11959)~ ~lcl Red Rock x BGpe

(C o 11821) Ind the lC)VTest ovemge infoctions Of the lnrd VIhBats IIt-uqui110 x Oro (CI 11979

and CI 11851) t Hope x Cheyenne (CI 11969) a1d tavrvnle x Tenrnorq (CI 11956) had averoges

less thaR 20 percent In the snme tests susceptible voriotieshad aver~ge infections of from

60 to 715 percent

Stem~rust readings showing differential reaction wore raported from 13 stations (table

26) Among the hard wheats the mosb pronoun~ed resistancQ vJUsmiddot shovm byHopb x CheyOJlIle (CI

11969) Hope x Turkey (CI 11964) Mnrguillo X Oro (C~I 11979 Cw1d CI 11851) t ond R-044shy

Minturki x lVJinturki (CI 12022) Of the semihard mGQts Hope x Knvrvole (CI 11959) and Hope x

HusstX (CI 11682) md low nveroge infections

Toblc 25 _Severity of 1e1 rust infection on ninter nheQt vQrieties gravm in the Uniform Rust Observation Nurseries in 1941

VGriety or cross

~

5355 302 50T+ 25

15 305 15

1 70T 501 65T50T 35T+ 10

T 301 50

1 65T+ QOT 5o 10o 1 T 25

0 25T+ 30

T+ 30T+ 45

433131054 4128

30 13313~3

806570

70 36765 11975 56770 46460 24460 26140 180middot25 15835 15465 21865 190

170 261

80 63 080 71535 35880 64910-63 390Q5 8HO t9 010 t5a I1099 OJ

15 117 m15 124 I

65 245

B565

100100

6520202540202515

46 SO10 50609025 5T 10T 70

2S 1525 lt1585 6040 80

T 255 40T 25T 255 Z5T 25T 10T 20

251015

TTT

20355

2010

15203030

52020

101010

1

30 25 80 - 9025 60 80 9015 5 80 8020 65 80 9020 -40 60-8Sshy20 85 90 10030 40 60 9010 T 25 10

1 T 20 105 T 10 20I T 10 20

T 10 40

70502060eo6070101015

510

753075

55

10

106080704030401510102015

9595809595959020

5Q

5070

7010100102010

100100100100middot

75202020

T55

20

30506030104020

TTT13

503080TTT

75 5060 7060 540 8070 middotmiddotmiddotmiddot6065 9085 4040 T

3 23 2

25 T20 20

25351575T5

JO30504040252020

55

103

9090gt9595Sfr80857570657030

8585

51060G5

8090

70207580556570551095

2525402510

TToo

oT

402585-~

T

-

85100

254065shy6525

5T

3T

10

3525middot9590

52525TT

105T

759510

10085

10075

5252

15

5060

100TTT

35

2525

325

3T2T

3

225615

115

5

)5252010

5352middotJ

515204025

60 7560 9510 545 10000 100Z09015 20

5 55 T

30 T3 T5 T

355

75T5T

7590306585-85452010101550

1530

57

1055

-0ooo1+

607075551045

51020656065

40755580755520

3551

20

T122

5211T

502510

253010152510

51TTE+5

TTT5

51020TTT

152025101510101515201015

50754050404020

T

fSoit Bed ~hignn Amb er 5620 751 TiUIllbu11 5657 80~~tDcnton 8265 50ti bullbull M(3Jster 6471 90

~tmiddotgtoiit~~~ioncon ~f~ ~gampi Purdue no 1 11380 80r~WijDas1i 11384 60t middotEUitzsel x Hungarian 11849 50~Fultzseh x HungaXion 11850 45~rbulll ~tz sel x HuDgorian120l7 30)middotFultzsel xTJWIlbull 12018 40

~H~eHt~=Redmiddot 4843 50~l Kawvale 8180 ~ 35 I~nt~~i 6155 50I Hope~Hussor 11682 20 HQpc~ KuwvrUltl 11959 20

Red~o~k x Hope 11821 35

atI~ ~ep7 51 A6 I~liiiiibda J 50 Tcnmarq 6936 65

Kharkof 1442 75Mala~of 4898 80Comanche 11673 40

I Pawnee 11669 30 Kawvale x Terimarq 11956 35

Marquil10 x Oro 11851 50Marquil10 x Oro 11979 30HOpe x Turkey 1069 11961 25Hope x Cheyenne 11969 20E-41oMinturkix Minturki lAJ22 70

~ -l

=_---~------------ ~----------------_ --~~~_-~~~

Table 26 - Severity of stem rust infection on winter wheat varieties grom in the Uniform Rust Observation Nurseries

11lJ~J

in 1941

----[AverC1ge for I13

stations I

I519467500515492538 j488566 1

558 CJl591 -J

535 I-

535 j

467 j

290 219 i

5-919 ~

318

18320028828513818613~8

4429220511

1

)

--~---

30 100 75 T- 30 100 65 65 20 65 2035 100 80 T 20 lOO 65 60 15 65 1530 100 80 T 20 100 65 70 15 65 3035 95 85 5 20 lOU 65 70 15 65 3540 100 70 5 25 100 65 70 20 65 545 100 80 5 40 100 40 80 25 60 3545 85 80 20 20 100 60 70 20 60 1550 85 86 10 30 100 65 80 20 80 4040 90 80 20 30 100 65 80 20 70 5050 100 88 40 40 100 65 70 10 80 5035 100 90 10 40 100 65 60 10 70 4555 90 85 5 WO 80 60 5 70 40

10 75 90 25 FO 65 60 5 65 T10 90 40 10 15 90 20 15 2 25 25

5 20 60 T 15 80 15 20 5 10 10T+ 10 T 0 25 5 10 1 T 20

15 T T+ a 5 5 T T 0 T T10 60 0 20 lOO 25 45 15 25 -10 3 25 10 20 90 5 -~ 15 T T20 10 25 0 15 75 20 10 15 T T25 - 15 55 0 30 100 25 20 15 l 10

5 20 60 T_ 20 100 25 25 25 T 1020 T 20 0 15 80 5 T 5 T T20 5 45 0 15 90 10 15 5 2 T15 5 10 0 15 90 10 T 3 1 520 5 5 D 5 T 5 3 T T10 T 1 0 5 10 T T 2 T T

5 5 0 0 10 5 T 1 T T5 0 T 0 0 T T T 2 T T

30 0 2 0 10 T 5 2- -T T

0 e IMchigan Amber 5620 40 65Trumbull 5657 2 50Denton 8265 10 65Fulcaster 6471 15 65Ivioditerranoan 3332 5 70Minhurdi 5149 10 80Purdue No 1 11380 10 50Wobash 11384 25 65Fultzselection x Hungarian 11849 20 60Ful tz selection x Hungarian 11850 15 60Fultz selGetion x Hungarian 12017 10 6~

FultzsGlection x Trumbull 12018 2 50SBmihard Red

HUssar 4843 T 65Kawvolc 8180 T 35Minturki 6155 T+ 45HOPe x Hussar 11682 T T

HoPe x Kawvolc 11959 0 TRed Rock x Hope 11821 T 50

Hard HedtKnnred 5146 0 60TeIlll18rq 6936 T 70Khurkof 1112 T+ 75Molukof 1898 T 80Comanche 11G73 T 35Pownoo 116G9 T+ 35rowvule x Tonmorq 11956 0 25M1rquillo x Oro 11851 T 10M1rqui110 x Oro 11979 T 10Hope x Turkey 11964 0 THope x Cheyenne 11969 0 TH-44-Minturki x Minturldl 12022 0 T

Is ft R d

Variety or cross

Ii

~bull~bullbullbullmiddotbull1

~ ~

J

-~

rmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddot

~

- 49-

ronked obovc Faxly Blockhull ond 21 nere obove Blackhull OCld Nebred Again the Hope crosses

failed to give good yields as Hope x Tuxkey 1069 rmkcd cightcenth Hope x Cheyenne twenty-fifth

Qlld KlJlred x Hope tVlCllty-ninth In the 1941 nuxsory three strains had [werage yields lamr thDn _

Khnrkofchock

Tvrenty varieties have beon grovm iE the nuxscry for the 2-yccr period 19middot10-1941 Clt 11

stations vlith 12 nuxseries These dnta are presented in tob~e 22 lhcre the yields are avoraged

by States and the vC1rietics are listed in order of yield at all statiolS Cheyclmo x Tel1m~tq

(C I 11972) bad the highest avercge yield being consistontly high at 011 sttions excGIJt in

IO7au1d l~ebrcsko uhere wintorkilling wos heavy KavJValo x Tenmarc (Cl 11950) roikcd second

and PmJnee third These tvro strains had consistentB performuncos except trot Pavmee roc1ked fifshy

teenth in Colomdo Kawvale x TC11lIlurq (Cl 11956) ro1ked fourth COlIiltlIlChe shth 1hrly Blachshy

hull tenth and Black~u11 tvmlfth Nebred and warkof hnd avcroges considerobly lovlOr tlmn the

earlier vcxieti0s Etrly Blockhull x TollJDXq (CI 11952) hod 01 IverG-go yield considerably

higher Uwn Fcrly Blackhull In spite of tl-Je viintcrkilling ct the more northern stations grom1g

nurserios in 1941 tho oorly lalf-rustresistCJ1tvcrioties rlgcin rere at the top of tho list

for yield

Dato for c1klXocters other than yield cxe Qvorcged and presented in table 23 Since all

stations did not report the same datathe number of stations entering the averages is shawn at

the top of each column

Winter survival data show Nebred to be the most hardy variety in the nursery TvJO KltUlrea

Hard Federotion x Tenmarq strains (CI 12105 amp1d 12106) proved to be rather tender The rest o~

the varioties lu1d survivoJsthnt variod aver a I11frOVl rongo bull

Farly Blocld1ull is still the earliest vorioty in the nuxseryAt cleven sktions ipound 1VG-o

raged two days oarlier in headbg tlJDn Ebrly Bladldlull x TenmGrq (cr 11952) and three days

earlier than ChcyoTJ1Je x Thrly Blockhull (Cl 12000) Sevoetecn hybrids in the nuxsery rod rnv~

rage dates of he1ding e1Tlier thlt-n Block1mll ~Xkof ws the latest V1rilttty in thG lIllrSor

This gives a clear picture of the empmsis being ploced on cCXly vrheats in thoarea Ripening

datcs bring out about the same differences Qlthough the sprood is not so grect

Height measurements vcre reportod from all except one nursery and the averages showed

KltmredJhrd FederCtion x MiIlJmrdi-Mintuxki (CI 11970) to be the tallest and Hope x Turkey 1069

(Cl 11964) the sholtest athel vaIieties shOUwd very little differcl1CQ in averag0 height

Lodging data were reported from four st~tions )J1d indicated some differencesmiddot ~he weak0si

strawed vrieties were l31ockhu11 E1rly Black1lull and CheyeIlile x ]1rly Blcckbull (Cl 12000)

The IGastlodgir~was reported for Nebrad Ivbrtin x TOJ1PlOrq3 (CI 11823) and BltLckhull x Ten

marq (CI 12102)~

--

faltb ~ -~ of Bence Fie14 of ZO wbhr whea YUieU cr- ill _Uelll Fie14 _erie bull U aUon in lla 1l8I4red riDur whea 1eC10nbull 1~1

a I t llpllle1 pH Ia I I Jtpe Pr I Japmiddotu COXon4lp I Ina f - 1tratIla ~I bull I I IJlaU-Illpell-l I I I I I I I I I I I I I I I I I 2 I

1 t 8Iie7 or I 01 IDa- 101l11l-1 1Ul41 1a1llAn- lBultI1J~III lAy I Ihr I Ay i a I Ir IAlA-IAy I I- Ia I _811 on I cohe(IlIi+(Drr 1l8p I - IftIlll 1lIuIk1~I_1 daDk 1001- 1p8n81 ZIJaIi-IJIaDJt I aohle I r-BaDkIUle Ia I I _4118114) I I I I I I 11M I I I I I I I I I

IIq~n z 8uaIq 1172 ~1 205 29 11 232 3 40 1 ~9 32~ 31tmiddotl 3 506 ~12 1Ns9 3 ]66 7 221 15 I bull 312 IlKarial i arq 1150 2O1a 151 281 19middot1 20 bull 31t l 1 352 386 1 ~~ 9 ~7middot2 5 middot7 5 llmiddot 10 211 t 30 I11_bull 11669 25middot~ 21 32middot0 lbullL2~5 I 31middot0 _o~ 29bull9 311 ~

3Tbull1S 19 ~ -~~l ~ 271 ll~ ~1_ I

llawnJOZ aDUlq 1156 21middot ll ~1 16 235 2 36~ 5 31middot3 30 ~lis ~~ ~3~2 13 280 bull 9 i

llured-IIuIlJe48laUonz8uaIq 11971a 2115 162 middot3 162 203 10 38middot0 3 2 ) 561~ 50middot5 2 369 6 2001 120 16 13 291 IIaouoie 11673 252 21middot3 236 16 217 ~ ~7 9 350 29 5 bull ~-6 5~515 1 5 1 22 l~O 1S1 12 29 IllallJ B181llt1ml1 Z auaJq

~=281 176 23middot1 15middot5 211 6 1 2 3S~ 31middot1 2 7~5 ~o ~ 19 0 272 106 I 7 291 I

lIaIlIet Z Blackmll ZO 11 269 169 206 9 JIJbullbull 6 1lmiddot7 ~ 210 lis 7 10 356 11 276 12 ZO~O ~ 212 I I

IO~lIIIile Z aazq 11~U 19middot 21 290 15middot0 21~2 5 ~o bull 6 276 30middot6 7 ~ ~0~7 11 35~ 12 2 1~bullJ 5 bullbull1 I~1ulJBlacldml1 IS 25middot2 18 1middot5 11 1middot3 12 llmiddot~ 12 6 1~ 260 12 ~9 0 ~o 9 32middotmiddot16 32middot5 lG217 1 269 I

1~1Di ellMIq 1112 middot215 181 26 lla ZO2 11 32middot5 io 261 226 2~1 11a ~6 400 ~5 bull t 7 10~~

1011~bullbull 16 265 I Blokml1 6251 21 llal 21 10 17~ 15 2S1 15 211 ZO5 2~ 15 ~ 509 ~7middot1 ~6 l 17 11 26 Iilaprell-llull JederaUonz II1Ilha141- IIi lIiDUrId 11970 196 10 211a 12 11 l ll 12 26bull 262 26 11 52 l Zf-l li 1~ 206 l 120 ~~

260 IIJ~_ a011iDe eleoUon 119n 182 12 22- 5 156 19 31middot5 11 ~bullbull middot215 25middot71

~~ 1 ~ 1 221 1 1 260 1Ie_et 1~ 221 102 21a6 10 169 17 - 267 18 2 186 218 19 ~t ~~6-11 110 2 2~2 128 18 11 ~~ lliope Z alureilD 1~~ 25 1~2 290 17middot0 20~ 7 27 19 27 26~ 27110 1a52 ~ ~ 18 27~0 20 18 1 1 18 7 IlliieIkof 13middot0 111 2 1~ 15 20 271 i7 27middot2 12 227 11 ~7 31 1 1~ 36middot6 7 225 150 11 bull 2~ IlIaDJoe4 Z Iope-Bar4 JeIlerUOD 1115 2middot3 12 2lJ 106 170 16 29~ 1~ 260 21~ 2middotZ 16 ~7~1 ~7 1 15 ~9 l1 12 0 li ~7 23middot I1bDie4 z IIope 11976 212 11middot7 250 12middot5 17middot6 lla 27middot~ 16 25middot7 215 2 17 la 2 ~s 12 27middot1 19 18~ 1~9 12 1 2 IICClllp01Ul4 orobullbull 11971 1~9 11 26 16 15 18 22middot7 20 20 207 20 20 1 3l~ rlmiddot 20 212 18 11 5 10 20 21_ II l-

~I

-

Leai rust

Varieties roving

- 52 -

reodings were reported rom five und stem rust reodings from twomiddot stotions

low re~ngs for both diseosos were Jomiddotllee KvlVole x T~qmiddot(CI 1195Gi)

Hope xT~key 1069 (CI~ 11964) Hope xChcy~rme(C~I~ 11969) und KovNQle xT~1IllQrq (9I

11992)

Kernel plump~Ss data were2e]orted from two statio~ aha these havegtbeen averaged and

DATA mOM TREDlSEASE mmsmus

Bmfr NUElSmY

For convenience tho doto from tho vniform Iilinter nhcot bunt nUsery ore includod in this

report Tl10se dnto (table 24)Tore ~ecurec1in cOQpcr~tion with AgroiJqmist s O)ld Potllologists

working in the area

j

f

1

- 53

UNITED STAT1S D]PAaTMENT OF llGRICULTURE

Bureau of Plant IndllStry

SUMiYIbEX OF THE GBElu PLAINSmiddotUN1FOBM WIhrm~ BUNT NUESmY 1941

By HI A Rodenhiser Pathologist and K S Quisenberry AgronomishWheat Investigations TIivision of Cereal Crops and Diseases

The uniform winter wheat bunt nUrsery for tho Great Plains area wos continued in 1941 inthe same manner as in previous yeaxs This report presents 0 sumnnry of the d1toobtoined in1941 together vlith lbhe averages formiddot the vaxietliies grown dUring different periods from 1932 to1941bull

In the fall of 1940 50 varieties and stroins of uinter wheot were SOVl1l in duplicotC8-foot r01S ot- ten stotions in the GrCtJt Ploins and ot BozemaJ1 1bnt KecrneysvilleW VoBeltsvill e M4 and Logan Utah BeCouse of unfovor2blc environracntalcolldit ions for bunt Jonshyfaction or subsequent plont grovrth no cL-m VlOre obtolned in the nuDseries seeded at- Lincoln andNorth Plotte Nebr and at St Poul Ivlinn ThedJta from 10 nurseries axe averaged The SllUt trot developed in the Logan utah nursery was caused entirely by the so-called dworf bunt orgOroniso and therefore the infection pcrcQntltgcs ore not included in the averages for other stationsThe nurseries included vorioties that hud shown resistw1ce in previous years and Igtromsing nm7strJins supplied by sevotal of the cooperat ing stat ions

Inoculuo for nost stations inS obtained fron the previous years IfUrsery at that stationby selecting bunted heads poundroD all infected vriGtics end froD collections DQrle froD faroersfields in the State where the test was made For the IvWiliatGan eXperioent the inoculum laS acomposite of racos knovm to be present in Kansas For the Kearneysville and Beltsville teststhe seed was inoculated with a cotlposite Dade 1lp of inoculum frOD all of the other nurseriesClean seed vms planted in the Logon nursery Q1d infection resulted fron the soil bormc organisn

The vurieties axe listed in order of the avertge infection at the 10 stations Thesemiddotaverages ranged fron 01 to 671 percent The average infections for SODe standard varietieslere as follows Ridit 20 Relief 26 Hussor 32 Minturki 91 Yoga 95 Nebred 103ond Oro 172 Of the susceptible check varieties Kh1Xkof had an average iIlfcction of 360 Cheyenne 39bull0 Quiviro 518 and Chiefkwl1 671 TJO hybrid strains hnd averogo infectionslovler than Ridit These were Oro x Turkey-FlorQamp1Ce (F9) and Hussar x Kmred (CbullI 11989) Fourselections fron the cross Hope x Turkey 1069 bad aver~ges 10Ter tlDJ1 the porelit varietyTurkey 1069 (CI 10016)

At the bottom of the table are shovm the average infections by stations rhe heaviestinfections with inoculum other than the dwarf bunt vmre obtained at Bozeman Ivlont Fort CollinsColo and lviurJbattan IWns A study of the lbnhattan Akron Fort Collins ond Bozemun dda gives some indication that different races mltJY be present ot these stations The behavior of thevarieties at Logon is of interest in thlt some of those eorrring rOpoundistance to the races presentin the Plains are also resistant to the dvrnrf bunt present at Logon In other cases strains trot

are quite susceptible on the Ploins see~ to be ~oderotely resistent ot Logon

Longtine averages are shovlD for vorieties gr~m for more trAT) one ye~bull For the period1932-41 Turkey 1069 (CI 10016) Nebred ond Hussor hcvo the 10middote st avero~es For the 3--yeorperiod 1939-41Hope x HussCX (C~I1l834J Relief 2nd Hepe x Turkey 1069 ~CI 11964) hmiddotweshmm the nost resistance Severol of the vcrieties trot mve beon highly resisttnt in thesetests and are othervlise agrononica11y desiroble axe being tested llith individ1U11 races tht havebeen identified in all of the wheot grovling areaS

bull j

i

86

j 1O~106101

7middot96

middot_----~----------------~~-~-~------~--------------------

rI

55

UNIFOBlvI WINTER vrnm RUST NURSERUS

In t~bles 25 ~~ 26 ore presented dQto qn severity of le~f~rust md s~g~~~t infection

on the 30 voxieties qf winter vThed grown Ll rust obss~tion nurseries t~ltgQgheIJ~ tho oountry

in 1941 These nurseries Jre LUintained froD yeor to yecr ~s part of n J1Jert ~elQUrQh progrno

corried on Ll coopcrotion ui th agronorUsts and patll010gists erployed in the ~evoru Stdes CODshy

cerned Lcter t 0 cooplete report of these nurseTies ui11 be issued 8c1d th9 rust percotCges my

not agree ent irel rlth those presented here since the clto sItovm in this less de~oilecl raport

include only figures for the severity)f infection

Differentiol dato for leed-rust hlfection -rare obtdneclfor the vcriotips ot 20 stotHJlS

(toble 25) In cnlcul~ting the over~get Q trace (T) ~ns considered2s equal to O Aoong the

seuihJrd whects Hope x Russlr (CI middot11682) Hope x Konvde (CI 11959)~ ~lcl Red Rock x BGpe

(C o 11821) Ind the lC)VTest ovemge infoctions Of the lnrd VIhBats IIt-uqui110 x Oro (CI 11979

and CI 11851) t Hope x Cheyenne (CI 11969) a1d tavrvnle x Tenrnorq (CI 11956) had averoges

less thaR 20 percent In the snme tests susceptible voriotieshad aver~ge infections of from

60 to 715 percent

Stem~rust readings showing differential reaction wore raported from 13 stations (table

26) Among the hard wheats the mosb pronoun~ed resistancQ vJUsmiddot shovm byHopb x CheyOJlIle (CI

11969) Hope x Turkey (CI 11964) Mnrguillo X Oro (C~I 11979 Cw1d CI 11851) t ond R-044shy

Minturki x lVJinturki (CI 12022) Of the semihard mGQts Hope x Knvrvole (CI 11959) and Hope x

HusstX (CI 11682) md low nveroge infections

Toblc 25 _Severity of 1e1 rust infection on ninter nheQt vQrieties gravm in the Uniform Rust Observation Nurseries in 1941

VGriety or cross

~

5355 302 50T+ 25

15 305 15

1 70T 501 65T50T 35T+ 10

T 301 50

1 65T+ QOT 5o 10o 1 T 25

0 25T+ 30

T+ 30T+ 45

433131054 4128

30 13313~3

806570

70 36765 11975 56770 46460 24460 26140 180middot25 15835 15465 21865 190

170 261

80 63 080 71535 35880 64910-63 390Q5 8HO t9 010 t5a I1099 OJ

15 117 m15 124 I

65 245

B565

100100

6520202540202515

46 SO10 50609025 5T 10T 70

2S 1525 lt1585 6040 80

T 255 40T 25T 255 Z5T 25T 10T 20

251015

TTT

20355

2010

15203030

52020

101010

1

30 25 80 - 9025 60 80 9015 5 80 8020 65 80 9020 -40 60-8Sshy20 85 90 10030 40 60 9010 T 25 10

1 T 20 105 T 10 20I T 10 20

T 10 40

70502060eo6070101015

510

753075

55

10

106080704030401510102015

9595809595959020

5Q

5070

7010100102010

100100100100middot

75202020

T55

20

30506030104020

TTT13

503080TTT

75 5060 7060 540 8070 middotmiddotmiddotmiddot6065 9085 4040 T

3 23 2

25 T20 20

25351575T5

JO30504040252020

55

103

9090gt9595Sfr80857570657030

8585

51060G5

8090

70207580556570551095

2525402510

TToo

oT

402585-~

T

-

85100

254065shy6525

5T

3T

10

3525middot9590

52525TT

105T

759510

10085

10075

5252

15

5060

100TTT

35

2525

325

3T2T

3

225615

115

5

)5252010

5352middotJ

515204025

60 7560 9510 545 10000 100Z09015 20

5 55 T

30 T3 T5 T

355

75T5T

7590306585-85452010101550

1530

57

1055

-0ooo1+

607075551045

51020656065

40755580755520

3551

20

T122

5211T

502510

253010152510

51TTE+5

TTT5

51020TTT

152025101510101515201015

50754050404020

T

fSoit Bed ~hignn Amb er 5620 751 TiUIllbu11 5657 80~~tDcnton 8265 50ti bullbull M(3Jster 6471 90

~tmiddotgtoiit~~~ioncon ~f~ ~gampi Purdue no 1 11380 80r~WijDas1i 11384 60t middotEUitzsel x Hungarian 11849 50~Fultzseh x HungaXion 11850 45~rbulll ~tz sel x HuDgorian120l7 30)middotFultzsel xTJWIlbull 12018 40

~H~eHt~=Redmiddot 4843 50~l Kawvale 8180 ~ 35 I~nt~~i 6155 50I Hope~Hussor 11682 20 HQpc~ KuwvrUltl 11959 20

Red~o~k x Hope 11821 35

atI~ ~ep7 51 A6 I~liiiiibda J 50 Tcnmarq 6936 65

Kharkof 1442 75Mala~of 4898 80Comanche 11673 40

I Pawnee 11669 30 Kawvale x Terimarq 11956 35

Marquil10 x Oro 11851 50Marquil10 x Oro 11979 30HOpe x Turkey 1069 11961 25Hope x Cheyenne 11969 20E-41oMinturkix Minturki lAJ22 70

~ -l

=_---~------------ ~----------------_ --~~~_-~~~

Table 26 - Severity of stem rust infection on winter wheat varieties grom in the Uniform Rust Observation Nurseries

11lJ~J

in 1941

----[AverC1ge for I13

stations I

I519467500515492538 j488566 1

558 CJl591 -J

535 I-

535 j

467 j

290 219 i

5-919 ~

318

18320028828513818613~8

4429220511

1

)

--~---

30 100 75 T- 30 100 65 65 20 65 2035 100 80 T 20 lOO 65 60 15 65 1530 100 80 T 20 100 65 70 15 65 3035 95 85 5 20 lOU 65 70 15 65 3540 100 70 5 25 100 65 70 20 65 545 100 80 5 40 100 40 80 25 60 3545 85 80 20 20 100 60 70 20 60 1550 85 86 10 30 100 65 80 20 80 4040 90 80 20 30 100 65 80 20 70 5050 100 88 40 40 100 65 70 10 80 5035 100 90 10 40 100 65 60 10 70 4555 90 85 5 WO 80 60 5 70 40

10 75 90 25 FO 65 60 5 65 T10 90 40 10 15 90 20 15 2 25 25

5 20 60 T 15 80 15 20 5 10 10T+ 10 T 0 25 5 10 1 T 20

15 T T+ a 5 5 T T 0 T T10 60 0 20 lOO 25 45 15 25 -10 3 25 10 20 90 5 -~ 15 T T20 10 25 0 15 75 20 10 15 T T25 - 15 55 0 30 100 25 20 15 l 10

5 20 60 T_ 20 100 25 25 25 T 1020 T 20 0 15 80 5 T 5 T T20 5 45 0 15 90 10 15 5 2 T15 5 10 0 15 90 10 T 3 1 520 5 5 D 5 T 5 3 T T10 T 1 0 5 10 T T 2 T T

5 5 0 0 10 5 T 1 T T5 0 T 0 0 T T T 2 T T

30 0 2 0 10 T 5 2- -T T

0 e IMchigan Amber 5620 40 65Trumbull 5657 2 50Denton 8265 10 65Fulcaster 6471 15 65Ivioditerranoan 3332 5 70Minhurdi 5149 10 80Purdue No 1 11380 10 50Wobash 11384 25 65Fultzselection x Hungarian 11849 20 60Ful tz selection x Hungarian 11850 15 60Fultz selGetion x Hungarian 12017 10 6~

FultzsGlection x Trumbull 12018 2 50SBmihard Red

HUssar 4843 T 65Kawvolc 8180 T 35Minturki 6155 T+ 45HOPe x Hussar 11682 T T

HoPe x Kawvolc 11959 0 TRed Rock x Hope 11821 T 50

Hard HedtKnnred 5146 0 60TeIlll18rq 6936 T 70Khurkof 1112 T+ 75Molukof 1898 T 80Comanche 11G73 T 35Pownoo 116G9 T+ 35rowvule x Tonmorq 11956 0 25M1rquillo x Oro 11851 T 10M1rqui110 x Oro 11979 T 10Hope x Turkey 11964 0 THope x Cheyenne 11969 0 TH-44-Minturki x Minturldl 12022 0 T

Is ft R d

Variety or cross

Ii

~bull~bullbullbullmiddotbull1

~ ~

J

-~

rmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddot

~

--

faltb ~ -~ of Bence Fie14 of ZO wbhr whea YUieU cr- ill _Uelll Fie14 _erie bull U aUon in lla 1l8I4red riDur whea 1eC10nbull 1~1

a I t llpllle1 pH Ia I I Jtpe Pr I Japmiddotu COXon4lp I Ina f - 1tratIla ~I bull I I IJlaU-Illpell-l I I I I I I I I I I I I I I I I I 2 I

1 t 8Iie7 or I 01 IDa- 101l11l-1 1Ul41 1a1llAn- lBultI1J~III lAy I Ihr I Ay i a I Ir IAlA-IAy I I- Ia I _811 on I cohe(IlIi+(Drr 1l8p I - IftIlll 1lIuIk1~I_1 daDk 1001- 1p8n81 ZIJaIi-IJIaDJt I aohle I r-BaDkIUle Ia I I _4118114) I I I I I I 11M I I I I I I I I I

IIq~n z 8uaIq 1172 ~1 205 29 11 232 3 40 1 ~9 32~ 31tmiddotl 3 506 ~12 1Ns9 3 ]66 7 221 15 I bull 312 IlKarial i arq 1150 2O1a 151 281 19middot1 20 bull 31t l 1 352 386 1 ~~ 9 ~7middot2 5 middot7 5 llmiddot 10 211 t 30 I11_bull 11669 25middot~ 21 32middot0 lbullL2~5 I 31middot0 _o~ 29bull9 311 ~

3Tbull1S 19 ~ -~~l ~ 271 ll~ ~1_ I

llawnJOZ aDUlq 1156 21middot ll ~1 16 235 2 36~ 5 31middot3 30 ~lis ~~ ~3~2 13 280 bull 9 i

llured-IIuIlJe48laUonz8uaIq 11971a 2115 162 middot3 162 203 10 38middot0 3 2 ) 561~ 50middot5 2 369 6 2001 120 16 13 291 IIaouoie 11673 252 21middot3 236 16 217 ~ ~7 9 350 29 5 bull ~-6 5~515 1 5 1 22 l~O 1S1 12 29 IllallJ B181llt1ml1 Z auaJq

~=281 176 23middot1 15middot5 211 6 1 2 3S~ 31middot1 2 7~5 ~o ~ 19 0 272 106 I 7 291 I

lIaIlIet Z Blackmll ZO 11 269 169 206 9 JIJbullbull 6 1lmiddot7 ~ 210 lis 7 10 356 11 276 12 ZO~O ~ 212 I I

IO~lIIIile Z aazq 11~U 19middot 21 290 15middot0 21~2 5 ~o bull 6 276 30middot6 7 ~ ~0~7 11 35~ 12 2 1~bullJ 5 bullbull1 I~1ulJBlacldml1 IS 25middot2 18 1middot5 11 1middot3 12 llmiddot~ 12 6 1~ 260 12 ~9 0 ~o 9 32middotmiddot16 32middot5 lG217 1 269 I

1~1Di ellMIq 1112 middot215 181 26 lla ZO2 11 32middot5 io 261 226 2~1 11a ~6 400 ~5 bull t 7 10~~

1011~bullbull 16 265 I Blokml1 6251 21 llal 21 10 17~ 15 2S1 15 211 ZO5 2~ 15 ~ 509 ~7middot1 ~6 l 17 11 26 Iilaprell-llull JederaUonz II1Ilha141- IIi lIiDUrId 11970 196 10 211a 12 11 l ll 12 26bull 262 26 11 52 l Zf-l li 1~ 206 l 120 ~~

260 IIJ~_ a011iDe eleoUon 119n 182 12 22- 5 156 19 31middot5 11 ~bullbull middot215 25middot71

~~ 1 ~ 1 221 1 1 260 1Ie_et 1~ 221 102 21a6 10 169 17 - 267 18 2 186 218 19 ~t ~~6-11 110 2 2~2 128 18 11 ~~ lliope Z alureilD 1~~ 25 1~2 290 17middot0 20~ 7 27 19 27 26~ 27110 1a52 ~ ~ 18 27~0 20 18 1 1 18 7 IlliieIkof 13middot0 111 2 1~ 15 20 271 i7 27middot2 12 227 11 ~7 31 1 1~ 36middot6 7 225 150 11 bull 2~ IlIaDJoe4 Z Iope-Bar4 JeIlerUOD 1115 2middot3 12 2lJ 106 170 16 29~ 1~ 260 21~ 2middotZ 16 ~7~1 ~7 1 15 ~9 l1 12 0 li ~7 23middot I1bDie4 z IIope 11976 212 11middot7 250 12middot5 17middot6 lla 27middot~ 16 25middot7 215 2 17 la 2 ~s 12 27middot1 19 18~ 1~9 12 1 2 IICClllp01Ul4 orobullbull 11971 1~9 11 26 16 15 18 22middot7 20 20 207 20 20 1 3l~ rlmiddot 20 212 18 11 5 10 20 21_ II l-

~I

-

Leai rust

Varieties roving

- 52 -

reodings were reported rom five und stem rust reodings from twomiddot stotions

low re~ngs for both diseosos were Jomiddotllee KvlVole x T~qmiddot(CI 1195Gi)

Hope xT~key 1069 (CI~ 11964) Hope xChcy~rme(C~I~ 11969) und KovNQle xT~1IllQrq (9I

11992)

Kernel plump~Ss data were2e]orted from two statio~ aha these havegtbeen averaged and

DATA mOM TREDlSEASE mmsmus

Bmfr NUElSmY

For convenience tho doto from tho vniform Iilinter nhcot bunt nUsery ore includod in this

report Tl10se dnto (table 24)Tore ~ecurec1in cOQpcr~tion with AgroiJqmist s O)ld Potllologists

working in the area

j

f

1

- 53

UNITED STAT1S D]PAaTMENT OF llGRICULTURE

Bureau of Plant IndllStry

SUMiYIbEX OF THE GBElu PLAINSmiddotUN1FOBM WIhrm~ BUNT NUESmY 1941

By HI A Rodenhiser Pathologist and K S Quisenberry AgronomishWheat Investigations TIivision of Cereal Crops and Diseases

The uniform winter wheat bunt nUrsery for tho Great Plains area wos continued in 1941 inthe same manner as in previous yeaxs This report presents 0 sumnnry of the d1toobtoined in1941 together vlith lbhe averages formiddot the vaxietliies grown dUring different periods from 1932 to1941bull

In the fall of 1940 50 varieties and stroins of uinter wheot were SOVl1l in duplicotC8-foot r01S ot- ten stotions in the GrCtJt Ploins and ot BozemaJ1 1bnt KecrneysvilleW VoBeltsvill e M4 and Logan Utah BeCouse of unfovor2blc environracntalcolldit ions for bunt Jonshyfaction or subsequent plont grovrth no cL-m VlOre obtolned in the nuDseries seeded at- Lincoln andNorth Plotte Nebr and at St Poul Ivlinn ThedJta from 10 nurseries axe averaged The SllUt trot developed in the Logan utah nursery was caused entirely by the so-called dworf bunt orgOroniso and therefore the infection pcrcQntltgcs ore not included in the averages for other stationsThe nurseries included vorioties that hud shown resistw1ce in previous years and Igtromsing nm7strJins supplied by sevotal of the cooperat ing stat ions

Inoculuo for nost stations inS obtained fron the previous years IfUrsery at that stationby selecting bunted heads poundroD all infected vriGtics end froD collections DQrle froD faroersfields in the State where the test was made For the IvWiliatGan eXperioent the inoculum laS acomposite of racos knovm to be present in Kansas For the Kearneysville and Beltsville teststhe seed was inoculated with a cotlposite Dade 1lp of inoculum frOD all of the other nurseriesClean seed vms planted in the Logon nursery Q1d infection resulted fron the soil bormc organisn

The vurieties axe listed in order of the avertge infection at the 10 stations Thesemiddotaverages ranged fron 01 to 671 percent The average infections for SODe standard varietieslere as follows Ridit 20 Relief 26 Hussor 32 Minturki 91 Yoga 95 Nebred 103ond Oro 172 Of the susceptible check varieties Kh1Xkof had an average iIlfcction of 360 Cheyenne 39bull0 Quiviro 518 and Chiefkwl1 671 TJO hybrid strains hnd averogo infectionslovler than Ridit These were Oro x Turkey-FlorQamp1Ce (F9) and Hussar x Kmred (CbullI 11989) Fourselections fron the cross Hope x Turkey 1069 bad aver~ges 10Ter tlDJ1 the porelit varietyTurkey 1069 (CI 10016)

At the bottom of the table are shovm the average infections by stations rhe heaviestinfections with inoculum other than the dwarf bunt vmre obtained at Bozeman Ivlont Fort CollinsColo and lviurJbattan IWns A study of the lbnhattan Akron Fort Collins ond Bozemun dda gives some indication that different races mltJY be present ot these stations The behavior of thevarieties at Logon is of interest in thlt some of those eorrring rOpoundistance to the races presentin the Plains are also resistant to the dvrnrf bunt present at Logon In other cases strains trot

are quite susceptible on the Ploins see~ to be ~oderotely resistent ot Logon

Longtine averages are shovlD for vorieties gr~m for more trAT) one ye~bull For the period1932-41 Turkey 1069 (CI 10016) Nebred ond Hussor hcvo the 10middote st avero~es For the 3--yeorperiod 1939-41Hope x HussCX (C~I1l834J Relief 2nd Hepe x Turkey 1069 ~CI 11964) hmiddotweshmm the nost resistance Severol of the vcrieties trot mve beon highly resisttnt in thesetests and are othervlise agrononica11y desiroble axe being tested llith individ1U11 races tht havebeen identified in all of the wheot grovling areaS

bull j

i

86

j 1O~106101

7middot96

middot_----~----------------~~-~-~------~--------------------

rI

55

UNIFOBlvI WINTER vrnm RUST NURSERUS

In t~bles 25 ~~ 26 ore presented dQto qn severity of le~f~rust md s~g~~~t infection

on the 30 voxieties qf winter vThed grown Ll rust obss~tion nurseries t~ltgQgheIJ~ tho oountry

in 1941 These nurseries Jre LUintained froD yeor to yecr ~s part of n J1Jert ~elQUrQh progrno

corried on Ll coopcrotion ui th agronorUsts and patll010gists erployed in the ~evoru Stdes CODshy

cerned Lcter t 0 cooplete report of these nurseTies ui11 be issued 8c1d th9 rust percotCges my

not agree ent irel rlth those presented here since the clto sItovm in this less de~oilecl raport

include only figures for the severity)f infection

Differentiol dato for leed-rust hlfection -rare obtdneclfor the vcriotips ot 20 stotHJlS

(toble 25) In cnlcul~ting the over~get Q trace (T) ~ns considered2s equal to O Aoong the

seuihJrd whects Hope x Russlr (CI middot11682) Hope x Konvde (CI 11959)~ ~lcl Red Rock x BGpe

(C o 11821) Ind the lC)VTest ovemge infoctions Of the lnrd VIhBats IIt-uqui110 x Oro (CI 11979

and CI 11851) t Hope x Cheyenne (CI 11969) a1d tavrvnle x Tenrnorq (CI 11956) had averoges

less thaR 20 percent In the snme tests susceptible voriotieshad aver~ge infections of from

60 to 715 percent

Stem~rust readings showing differential reaction wore raported from 13 stations (table

26) Among the hard wheats the mosb pronoun~ed resistancQ vJUsmiddot shovm byHopb x CheyOJlIle (CI

11969) Hope x Turkey (CI 11964) Mnrguillo X Oro (C~I 11979 Cw1d CI 11851) t ond R-044shy

Minturki x lVJinturki (CI 12022) Of the semihard mGQts Hope x Knvrvole (CI 11959) and Hope x

HusstX (CI 11682) md low nveroge infections

Toblc 25 _Severity of 1e1 rust infection on ninter nheQt vQrieties gravm in the Uniform Rust Observation Nurseries in 1941

VGriety or cross

~

5355 302 50T+ 25

15 305 15

1 70T 501 65T50T 35T+ 10

T 301 50

1 65T+ QOT 5o 10o 1 T 25

0 25T+ 30

T+ 30T+ 45

433131054 4128

30 13313~3

806570

70 36765 11975 56770 46460 24460 26140 180middot25 15835 15465 21865 190

170 261

80 63 080 71535 35880 64910-63 390Q5 8HO t9 010 t5a I1099 OJ

15 117 m15 124 I

65 245

B565

100100

6520202540202515

46 SO10 50609025 5T 10T 70

2S 1525 lt1585 6040 80

T 255 40T 25T 255 Z5T 25T 10T 20

251015

TTT

20355

2010

15203030

52020

101010

1

30 25 80 - 9025 60 80 9015 5 80 8020 65 80 9020 -40 60-8Sshy20 85 90 10030 40 60 9010 T 25 10

1 T 20 105 T 10 20I T 10 20

T 10 40

70502060eo6070101015

510

753075

55

10

106080704030401510102015

9595809595959020

5Q

5070

7010100102010

100100100100middot

75202020

T55

20

30506030104020

TTT13

503080TTT

75 5060 7060 540 8070 middotmiddotmiddotmiddot6065 9085 4040 T

3 23 2

25 T20 20

25351575T5

JO30504040252020

55

103

9090gt9595Sfr80857570657030

8585

51060G5

8090

70207580556570551095

2525402510

TToo

oT

402585-~

T

-

85100

254065shy6525

5T

3T

10

3525middot9590

52525TT

105T

759510

10085

10075

5252

15

5060

100TTT

35

2525

325

3T2T

3

225615

115

5

)5252010

5352middotJ

515204025

60 7560 9510 545 10000 100Z09015 20

5 55 T

30 T3 T5 T

355

75T5T

7590306585-85452010101550

1530

57

1055

-0ooo1+

607075551045

51020656065

40755580755520

3551

20

T122

5211T

502510

253010152510

51TTE+5

TTT5

51020TTT

152025101510101515201015

50754050404020

T

fSoit Bed ~hignn Amb er 5620 751 TiUIllbu11 5657 80~~tDcnton 8265 50ti bullbull M(3Jster 6471 90

~tmiddotgtoiit~~~ioncon ~f~ ~gampi Purdue no 1 11380 80r~WijDas1i 11384 60t middotEUitzsel x Hungarian 11849 50~Fultzseh x HungaXion 11850 45~rbulll ~tz sel x HuDgorian120l7 30)middotFultzsel xTJWIlbull 12018 40

~H~eHt~=Redmiddot 4843 50~l Kawvale 8180 ~ 35 I~nt~~i 6155 50I Hope~Hussor 11682 20 HQpc~ KuwvrUltl 11959 20

Red~o~k x Hope 11821 35

atI~ ~ep7 51 A6 I~liiiiibda J 50 Tcnmarq 6936 65

Kharkof 1442 75Mala~of 4898 80Comanche 11673 40

I Pawnee 11669 30 Kawvale x Terimarq 11956 35

Marquil10 x Oro 11851 50Marquil10 x Oro 11979 30HOpe x Turkey 1069 11961 25Hope x Cheyenne 11969 20E-41oMinturkix Minturki lAJ22 70

~ -l

=_---~------------ ~----------------_ --~~~_-~~~

Table 26 - Severity of stem rust infection on winter wheat varieties grom in the Uniform Rust Observation Nurseries

11lJ~J

in 1941

----[AverC1ge for I13

stations I

I519467500515492538 j488566 1

558 CJl591 -J

535 I-

535 j

467 j

290 219 i

5-919 ~

318

18320028828513818613~8

4429220511

1

)

--~---

30 100 75 T- 30 100 65 65 20 65 2035 100 80 T 20 lOO 65 60 15 65 1530 100 80 T 20 100 65 70 15 65 3035 95 85 5 20 lOU 65 70 15 65 3540 100 70 5 25 100 65 70 20 65 545 100 80 5 40 100 40 80 25 60 3545 85 80 20 20 100 60 70 20 60 1550 85 86 10 30 100 65 80 20 80 4040 90 80 20 30 100 65 80 20 70 5050 100 88 40 40 100 65 70 10 80 5035 100 90 10 40 100 65 60 10 70 4555 90 85 5 WO 80 60 5 70 40

10 75 90 25 FO 65 60 5 65 T10 90 40 10 15 90 20 15 2 25 25

5 20 60 T 15 80 15 20 5 10 10T+ 10 T 0 25 5 10 1 T 20

15 T T+ a 5 5 T T 0 T T10 60 0 20 lOO 25 45 15 25 -10 3 25 10 20 90 5 -~ 15 T T20 10 25 0 15 75 20 10 15 T T25 - 15 55 0 30 100 25 20 15 l 10

5 20 60 T_ 20 100 25 25 25 T 1020 T 20 0 15 80 5 T 5 T T20 5 45 0 15 90 10 15 5 2 T15 5 10 0 15 90 10 T 3 1 520 5 5 D 5 T 5 3 T T10 T 1 0 5 10 T T 2 T T

5 5 0 0 10 5 T 1 T T5 0 T 0 0 T T T 2 T T

30 0 2 0 10 T 5 2- -T T

0 e IMchigan Amber 5620 40 65Trumbull 5657 2 50Denton 8265 10 65Fulcaster 6471 15 65Ivioditerranoan 3332 5 70Minhurdi 5149 10 80Purdue No 1 11380 10 50Wobash 11384 25 65Fultzselection x Hungarian 11849 20 60Ful tz selection x Hungarian 11850 15 60Fultz selGetion x Hungarian 12017 10 6~

FultzsGlection x Trumbull 12018 2 50SBmihard Red

HUssar 4843 T 65Kawvolc 8180 T 35Minturki 6155 T+ 45HOPe x Hussar 11682 T T

HoPe x Kawvolc 11959 0 TRed Rock x Hope 11821 T 50

Hard HedtKnnred 5146 0 60TeIlll18rq 6936 T 70Khurkof 1112 T+ 75Molukof 1898 T 80Comanche 11G73 T 35Pownoo 116G9 T+ 35rowvule x Tonmorq 11956 0 25M1rquillo x Oro 11851 T 10M1rqui110 x Oro 11979 T 10Hope x Turkey 11964 0 THope x Cheyenne 11969 0 TH-44-Minturki x Minturldl 12022 0 T

Is ft R d

Variety or cross

Ii

~bull~bullbullbullmiddotbull1

~ ~

J

-~

rmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddot

~

-

Leai rust

Varieties roving

- 52 -

reodings were reported rom five und stem rust reodings from twomiddot stotions

low re~ngs for both diseosos were Jomiddotllee KvlVole x T~qmiddot(CI 1195Gi)

Hope xT~key 1069 (CI~ 11964) Hope xChcy~rme(C~I~ 11969) und KovNQle xT~1IllQrq (9I

11992)

Kernel plump~Ss data were2e]orted from two statio~ aha these havegtbeen averaged and

DATA mOM TREDlSEASE mmsmus

Bmfr NUElSmY

For convenience tho doto from tho vniform Iilinter nhcot bunt nUsery ore includod in this

report Tl10se dnto (table 24)Tore ~ecurec1in cOQpcr~tion with AgroiJqmist s O)ld Potllologists

working in the area

j

f

1

- 53

UNITED STAT1S D]PAaTMENT OF llGRICULTURE

Bureau of Plant IndllStry

SUMiYIbEX OF THE GBElu PLAINSmiddotUN1FOBM WIhrm~ BUNT NUESmY 1941

By HI A Rodenhiser Pathologist and K S Quisenberry AgronomishWheat Investigations TIivision of Cereal Crops and Diseases

The uniform winter wheat bunt nUrsery for tho Great Plains area wos continued in 1941 inthe same manner as in previous yeaxs This report presents 0 sumnnry of the d1toobtoined in1941 together vlith lbhe averages formiddot the vaxietliies grown dUring different periods from 1932 to1941bull

In the fall of 1940 50 varieties and stroins of uinter wheot were SOVl1l in duplicotC8-foot r01S ot- ten stotions in the GrCtJt Ploins and ot BozemaJ1 1bnt KecrneysvilleW VoBeltsvill e M4 and Logan Utah BeCouse of unfovor2blc environracntalcolldit ions for bunt Jonshyfaction or subsequent plont grovrth no cL-m VlOre obtolned in the nuDseries seeded at- Lincoln andNorth Plotte Nebr and at St Poul Ivlinn ThedJta from 10 nurseries axe averaged The SllUt trot developed in the Logan utah nursery was caused entirely by the so-called dworf bunt orgOroniso and therefore the infection pcrcQntltgcs ore not included in the averages for other stationsThe nurseries included vorioties that hud shown resistw1ce in previous years and Igtromsing nm7strJins supplied by sevotal of the cooperat ing stat ions

Inoculuo for nost stations inS obtained fron the previous years IfUrsery at that stationby selecting bunted heads poundroD all infected vriGtics end froD collections DQrle froD faroersfields in the State where the test was made For the IvWiliatGan eXperioent the inoculum laS acomposite of racos knovm to be present in Kansas For the Kearneysville and Beltsville teststhe seed was inoculated with a cotlposite Dade 1lp of inoculum frOD all of the other nurseriesClean seed vms planted in the Logon nursery Q1d infection resulted fron the soil bormc organisn

The vurieties axe listed in order of the avertge infection at the 10 stations Thesemiddotaverages ranged fron 01 to 671 percent The average infections for SODe standard varietieslere as follows Ridit 20 Relief 26 Hussor 32 Minturki 91 Yoga 95 Nebred 103ond Oro 172 Of the susceptible check varieties Kh1Xkof had an average iIlfcction of 360 Cheyenne 39bull0 Quiviro 518 and Chiefkwl1 671 TJO hybrid strains hnd averogo infectionslovler than Ridit These were Oro x Turkey-FlorQamp1Ce (F9) and Hussar x Kmred (CbullI 11989) Fourselections fron the cross Hope x Turkey 1069 bad aver~ges 10Ter tlDJ1 the porelit varietyTurkey 1069 (CI 10016)

At the bottom of the table are shovm the average infections by stations rhe heaviestinfections with inoculum other than the dwarf bunt vmre obtained at Bozeman Ivlont Fort CollinsColo and lviurJbattan IWns A study of the lbnhattan Akron Fort Collins ond Bozemun dda gives some indication that different races mltJY be present ot these stations The behavior of thevarieties at Logon is of interest in thlt some of those eorrring rOpoundistance to the races presentin the Plains are also resistant to the dvrnrf bunt present at Logon In other cases strains trot

are quite susceptible on the Ploins see~ to be ~oderotely resistent ot Logon

Longtine averages are shovlD for vorieties gr~m for more trAT) one ye~bull For the period1932-41 Turkey 1069 (CI 10016) Nebred ond Hussor hcvo the 10middote st avero~es For the 3--yeorperiod 1939-41Hope x HussCX (C~I1l834J Relief 2nd Hepe x Turkey 1069 ~CI 11964) hmiddotweshmm the nost resistance Severol of the vcrieties trot mve beon highly resisttnt in thesetests and are othervlise agrononica11y desiroble axe being tested llith individ1U11 races tht havebeen identified in all of the wheot grovling areaS

bull j

i

86

j 1O~106101

7middot96

middot_----~----------------~~-~-~------~--------------------

rI

55

UNIFOBlvI WINTER vrnm RUST NURSERUS

In t~bles 25 ~~ 26 ore presented dQto qn severity of le~f~rust md s~g~~~t infection

on the 30 voxieties qf winter vThed grown Ll rust obss~tion nurseries t~ltgQgheIJ~ tho oountry

in 1941 These nurseries Jre LUintained froD yeor to yecr ~s part of n J1Jert ~elQUrQh progrno

corried on Ll coopcrotion ui th agronorUsts and patll010gists erployed in the ~evoru Stdes CODshy

cerned Lcter t 0 cooplete report of these nurseTies ui11 be issued 8c1d th9 rust percotCges my

not agree ent irel rlth those presented here since the clto sItovm in this less de~oilecl raport

include only figures for the severity)f infection

Differentiol dato for leed-rust hlfection -rare obtdneclfor the vcriotips ot 20 stotHJlS

(toble 25) In cnlcul~ting the over~get Q trace (T) ~ns considered2s equal to O Aoong the

seuihJrd whects Hope x Russlr (CI middot11682) Hope x Konvde (CI 11959)~ ~lcl Red Rock x BGpe

(C o 11821) Ind the lC)VTest ovemge infoctions Of the lnrd VIhBats IIt-uqui110 x Oro (CI 11979

and CI 11851) t Hope x Cheyenne (CI 11969) a1d tavrvnle x Tenrnorq (CI 11956) had averoges

less thaR 20 percent In the snme tests susceptible voriotieshad aver~ge infections of from

60 to 715 percent

Stem~rust readings showing differential reaction wore raported from 13 stations (table

26) Among the hard wheats the mosb pronoun~ed resistancQ vJUsmiddot shovm byHopb x CheyOJlIle (CI

11969) Hope x Turkey (CI 11964) Mnrguillo X Oro (C~I 11979 Cw1d CI 11851) t ond R-044shy

Minturki x lVJinturki (CI 12022) Of the semihard mGQts Hope x Knvrvole (CI 11959) and Hope x

HusstX (CI 11682) md low nveroge infections

Toblc 25 _Severity of 1e1 rust infection on ninter nheQt vQrieties gravm in the Uniform Rust Observation Nurseries in 1941

VGriety or cross

~

5355 302 50T+ 25

15 305 15

1 70T 501 65T50T 35T+ 10

T 301 50

1 65T+ QOT 5o 10o 1 T 25

0 25T+ 30

T+ 30T+ 45

433131054 4128

30 13313~3

806570

70 36765 11975 56770 46460 24460 26140 180middot25 15835 15465 21865 190

170 261

80 63 080 71535 35880 64910-63 390Q5 8HO t9 010 t5a I1099 OJ

15 117 m15 124 I

65 245

B565

100100

6520202540202515

46 SO10 50609025 5T 10T 70

2S 1525 lt1585 6040 80

T 255 40T 25T 255 Z5T 25T 10T 20

251015

TTT

20355

2010

15203030

52020

101010

1

30 25 80 - 9025 60 80 9015 5 80 8020 65 80 9020 -40 60-8Sshy20 85 90 10030 40 60 9010 T 25 10

1 T 20 105 T 10 20I T 10 20

T 10 40

70502060eo6070101015

510

753075

55

10

106080704030401510102015

9595809595959020

5Q

5070

7010100102010

100100100100middot

75202020

T55

20

30506030104020

TTT13

503080TTT

75 5060 7060 540 8070 middotmiddotmiddotmiddot6065 9085 4040 T

3 23 2

25 T20 20

25351575T5

JO30504040252020

55

103

9090gt9595Sfr80857570657030

8585

51060G5

8090

70207580556570551095

2525402510

TToo

oT

402585-~

T

-

85100

254065shy6525

5T

3T

10

3525middot9590

52525TT

105T

759510

10085

10075

5252

15

5060

100TTT

35

2525

325

3T2T

3

225615

115

5

)5252010

5352middotJ

515204025

60 7560 9510 545 10000 100Z09015 20

5 55 T

30 T3 T5 T

355

75T5T

7590306585-85452010101550

1530

57

1055

-0ooo1+

607075551045

51020656065

40755580755520

3551

20

T122

5211T

502510

253010152510

51TTE+5

TTT5

51020TTT

152025101510101515201015

50754050404020

T

fSoit Bed ~hignn Amb er 5620 751 TiUIllbu11 5657 80~~tDcnton 8265 50ti bullbull M(3Jster 6471 90

~tmiddotgtoiit~~~ioncon ~f~ ~gampi Purdue no 1 11380 80r~WijDas1i 11384 60t middotEUitzsel x Hungarian 11849 50~Fultzseh x HungaXion 11850 45~rbulll ~tz sel x HuDgorian120l7 30)middotFultzsel xTJWIlbull 12018 40

~H~eHt~=Redmiddot 4843 50~l Kawvale 8180 ~ 35 I~nt~~i 6155 50I Hope~Hussor 11682 20 HQpc~ KuwvrUltl 11959 20

Red~o~k x Hope 11821 35

atI~ ~ep7 51 A6 I~liiiiibda J 50 Tcnmarq 6936 65

Kharkof 1442 75Mala~of 4898 80Comanche 11673 40

I Pawnee 11669 30 Kawvale x Terimarq 11956 35

Marquil10 x Oro 11851 50Marquil10 x Oro 11979 30HOpe x Turkey 1069 11961 25Hope x Cheyenne 11969 20E-41oMinturkix Minturki lAJ22 70

~ -l

=_---~------------ ~----------------_ --~~~_-~~~

Table 26 - Severity of stem rust infection on winter wheat varieties grom in the Uniform Rust Observation Nurseries

11lJ~J

in 1941

----[AverC1ge for I13

stations I

I519467500515492538 j488566 1

558 CJl591 -J

535 I-

535 j

467 j

290 219 i

5-919 ~

318

18320028828513818613~8

4429220511

1

)

--~---

30 100 75 T- 30 100 65 65 20 65 2035 100 80 T 20 lOO 65 60 15 65 1530 100 80 T 20 100 65 70 15 65 3035 95 85 5 20 lOU 65 70 15 65 3540 100 70 5 25 100 65 70 20 65 545 100 80 5 40 100 40 80 25 60 3545 85 80 20 20 100 60 70 20 60 1550 85 86 10 30 100 65 80 20 80 4040 90 80 20 30 100 65 80 20 70 5050 100 88 40 40 100 65 70 10 80 5035 100 90 10 40 100 65 60 10 70 4555 90 85 5 WO 80 60 5 70 40

10 75 90 25 FO 65 60 5 65 T10 90 40 10 15 90 20 15 2 25 25

5 20 60 T 15 80 15 20 5 10 10T+ 10 T 0 25 5 10 1 T 20

15 T T+ a 5 5 T T 0 T T10 60 0 20 lOO 25 45 15 25 -10 3 25 10 20 90 5 -~ 15 T T20 10 25 0 15 75 20 10 15 T T25 - 15 55 0 30 100 25 20 15 l 10

5 20 60 T_ 20 100 25 25 25 T 1020 T 20 0 15 80 5 T 5 T T20 5 45 0 15 90 10 15 5 2 T15 5 10 0 15 90 10 T 3 1 520 5 5 D 5 T 5 3 T T10 T 1 0 5 10 T T 2 T T

5 5 0 0 10 5 T 1 T T5 0 T 0 0 T T T 2 T T

30 0 2 0 10 T 5 2- -T T

0 e IMchigan Amber 5620 40 65Trumbull 5657 2 50Denton 8265 10 65Fulcaster 6471 15 65Ivioditerranoan 3332 5 70Minhurdi 5149 10 80Purdue No 1 11380 10 50Wobash 11384 25 65Fultzselection x Hungarian 11849 20 60Ful tz selection x Hungarian 11850 15 60Fultz selGetion x Hungarian 12017 10 6~

FultzsGlection x Trumbull 12018 2 50SBmihard Red

HUssar 4843 T 65Kawvolc 8180 T 35Minturki 6155 T+ 45HOPe x Hussar 11682 T T

HoPe x Kawvolc 11959 0 TRed Rock x Hope 11821 T 50

Hard HedtKnnred 5146 0 60TeIlll18rq 6936 T 70Khurkof 1112 T+ 75Molukof 1898 T 80Comanche 11G73 T 35Pownoo 116G9 T+ 35rowvule x Tonmorq 11956 0 25M1rquillo x Oro 11851 T 10M1rqui110 x Oro 11979 T 10Hope x Turkey 11964 0 THope x Cheyenne 11969 0 TH-44-Minturki x Minturldl 12022 0 T

Is ft R d

Variety or cross

Ii

~bull~bullbullbullmiddotbull1

~ ~

J

-~

rmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddot

~

Leai rust

Varieties roving

- 52 -

reodings were reported rom five und stem rust reodings from twomiddot stotions

low re~ngs for both diseosos were Jomiddotllee KvlVole x T~qmiddot(CI 1195Gi)

Hope xT~key 1069 (CI~ 11964) Hope xChcy~rme(C~I~ 11969) und KovNQle xT~1IllQrq (9I

11992)

Kernel plump~Ss data were2e]orted from two statio~ aha these havegtbeen averaged and

DATA mOM TREDlSEASE mmsmus

Bmfr NUElSmY

For convenience tho doto from tho vniform Iilinter nhcot bunt nUsery ore includod in this

report Tl10se dnto (table 24)Tore ~ecurec1in cOQpcr~tion with AgroiJqmist s O)ld Potllologists

working in the area

j

f

1

- 53

UNITED STAT1S D]PAaTMENT OF llGRICULTURE

Bureau of Plant IndllStry

SUMiYIbEX OF THE GBElu PLAINSmiddotUN1FOBM WIhrm~ BUNT NUESmY 1941

By HI A Rodenhiser Pathologist and K S Quisenberry AgronomishWheat Investigations TIivision of Cereal Crops and Diseases

The uniform winter wheat bunt nUrsery for tho Great Plains area wos continued in 1941 inthe same manner as in previous yeaxs This report presents 0 sumnnry of the d1toobtoined in1941 together vlith lbhe averages formiddot the vaxietliies grown dUring different periods from 1932 to1941bull

In the fall of 1940 50 varieties and stroins of uinter wheot were SOVl1l in duplicotC8-foot r01S ot- ten stotions in the GrCtJt Ploins and ot BozemaJ1 1bnt KecrneysvilleW VoBeltsvill e M4 and Logan Utah BeCouse of unfovor2blc environracntalcolldit ions for bunt Jonshyfaction or subsequent plont grovrth no cL-m VlOre obtolned in the nuDseries seeded at- Lincoln andNorth Plotte Nebr and at St Poul Ivlinn ThedJta from 10 nurseries axe averaged The SllUt trot developed in the Logan utah nursery was caused entirely by the so-called dworf bunt orgOroniso and therefore the infection pcrcQntltgcs ore not included in the averages for other stationsThe nurseries included vorioties that hud shown resistw1ce in previous years and Igtromsing nm7strJins supplied by sevotal of the cooperat ing stat ions

Inoculuo for nost stations inS obtained fron the previous years IfUrsery at that stationby selecting bunted heads poundroD all infected vriGtics end froD collections DQrle froD faroersfields in the State where the test was made For the IvWiliatGan eXperioent the inoculum laS acomposite of racos knovm to be present in Kansas For the Kearneysville and Beltsville teststhe seed was inoculated with a cotlposite Dade 1lp of inoculum frOD all of the other nurseriesClean seed vms planted in the Logon nursery Q1d infection resulted fron the soil bormc organisn

The vurieties axe listed in order of the avertge infection at the 10 stations Thesemiddotaverages ranged fron 01 to 671 percent The average infections for SODe standard varietieslere as follows Ridit 20 Relief 26 Hussor 32 Minturki 91 Yoga 95 Nebred 103ond Oro 172 Of the susceptible check varieties Kh1Xkof had an average iIlfcction of 360 Cheyenne 39bull0 Quiviro 518 and Chiefkwl1 671 TJO hybrid strains hnd averogo infectionslovler than Ridit These were Oro x Turkey-FlorQamp1Ce (F9) and Hussar x Kmred (CbullI 11989) Fourselections fron the cross Hope x Turkey 1069 bad aver~ges 10Ter tlDJ1 the porelit varietyTurkey 1069 (CI 10016)

At the bottom of the table are shovm the average infections by stations rhe heaviestinfections with inoculum other than the dwarf bunt vmre obtained at Bozeman Ivlont Fort CollinsColo and lviurJbattan IWns A study of the lbnhattan Akron Fort Collins ond Bozemun dda gives some indication that different races mltJY be present ot these stations The behavior of thevarieties at Logon is of interest in thlt some of those eorrring rOpoundistance to the races presentin the Plains are also resistant to the dvrnrf bunt present at Logon In other cases strains trot

are quite susceptible on the Ploins see~ to be ~oderotely resistent ot Logon

Longtine averages are shovlD for vorieties gr~m for more trAT) one ye~bull For the period1932-41 Turkey 1069 (CI 10016) Nebred ond Hussor hcvo the 10middote st avero~es For the 3--yeorperiod 1939-41Hope x HussCX (C~I1l834J Relief 2nd Hepe x Turkey 1069 ~CI 11964) hmiddotweshmm the nost resistance Severol of the vcrieties trot mve beon highly resisttnt in thesetests and are othervlise agrononica11y desiroble axe being tested llith individ1U11 races tht havebeen identified in all of the wheot grovling areaS

bull j

i

86

j 1O~106101

7middot96

middot_----~----------------~~-~-~------~--------------------

rI

55

UNIFOBlvI WINTER vrnm RUST NURSERUS

In t~bles 25 ~~ 26 ore presented dQto qn severity of le~f~rust md s~g~~~t infection

on the 30 voxieties qf winter vThed grown Ll rust obss~tion nurseries t~ltgQgheIJ~ tho oountry

in 1941 These nurseries Jre LUintained froD yeor to yecr ~s part of n J1Jert ~elQUrQh progrno

corried on Ll coopcrotion ui th agronorUsts and patll010gists erployed in the ~evoru Stdes CODshy

cerned Lcter t 0 cooplete report of these nurseTies ui11 be issued 8c1d th9 rust percotCges my

not agree ent irel rlth those presented here since the clto sItovm in this less de~oilecl raport

include only figures for the severity)f infection

Differentiol dato for leed-rust hlfection -rare obtdneclfor the vcriotips ot 20 stotHJlS

(toble 25) In cnlcul~ting the over~get Q trace (T) ~ns considered2s equal to O Aoong the

seuihJrd whects Hope x Russlr (CI middot11682) Hope x Konvde (CI 11959)~ ~lcl Red Rock x BGpe

(C o 11821) Ind the lC)VTest ovemge infoctions Of the lnrd VIhBats IIt-uqui110 x Oro (CI 11979

and CI 11851) t Hope x Cheyenne (CI 11969) a1d tavrvnle x Tenrnorq (CI 11956) had averoges

less thaR 20 percent In the snme tests susceptible voriotieshad aver~ge infections of from

60 to 715 percent

Stem~rust readings showing differential reaction wore raported from 13 stations (table

26) Among the hard wheats the mosb pronoun~ed resistancQ vJUsmiddot shovm byHopb x CheyOJlIle (CI

11969) Hope x Turkey (CI 11964) Mnrguillo X Oro (C~I 11979 Cw1d CI 11851) t ond R-044shy

Minturki x lVJinturki (CI 12022) Of the semihard mGQts Hope x Knvrvole (CI 11959) and Hope x

HusstX (CI 11682) md low nveroge infections

Toblc 25 _Severity of 1e1 rust infection on ninter nheQt vQrieties gravm in the Uniform Rust Observation Nurseries in 1941

VGriety or cross

~

5355 302 50T+ 25

15 305 15

1 70T 501 65T50T 35T+ 10

T 301 50

1 65T+ QOT 5o 10o 1 T 25

0 25T+ 30

T+ 30T+ 45

433131054 4128

30 13313~3

806570

70 36765 11975 56770 46460 24460 26140 180middot25 15835 15465 21865 190

170 261

80 63 080 71535 35880 64910-63 390Q5 8HO t9 010 t5a I1099 OJ

15 117 m15 124 I

65 245

B565

100100

6520202540202515

46 SO10 50609025 5T 10T 70

2S 1525 lt1585 6040 80

T 255 40T 25T 255 Z5T 25T 10T 20

251015

TTT

20355

2010

15203030

52020

101010

1

30 25 80 - 9025 60 80 9015 5 80 8020 65 80 9020 -40 60-8Sshy20 85 90 10030 40 60 9010 T 25 10

1 T 20 105 T 10 20I T 10 20

T 10 40

70502060eo6070101015

510

753075

55

10

106080704030401510102015

9595809595959020

5Q

5070

7010100102010

100100100100middot

75202020

T55

20

30506030104020

TTT13

503080TTT

75 5060 7060 540 8070 middotmiddotmiddotmiddot6065 9085 4040 T

3 23 2

25 T20 20

25351575T5

JO30504040252020

55

103

9090gt9595Sfr80857570657030

8585

51060G5

8090

70207580556570551095

2525402510

TToo

oT

402585-~

T

-

85100

254065shy6525

5T

3T

10

3525middot9590

52525TT

105T

759510

10085

10075

5252

15

5060

100TTT

35

2525

325

3T2T

3

225615

115

5

)5252010

5352middotJ

515204025

60 7560 9510 545 10000 100Z09015 20

5 55 T

30 T3 T5 T

355

75T5T

7590306585-85452010101550

1530

57

1055

-0ooo1+

607075551045

51020656065

40755580755520

3551

20

T122

5211T

502510

253010152510

51TTE+5

TTT5

51020TTT

152025101510101515201015

50754050404020

T

fSoit Bed ~hignn Amb er 5620 751 TiUIllbu11 5657 80~~tDcnton 8265 50ti bullbull M(3Jster 6471 90

~tmiddotgtoiit~~~ioncon ~f~ ~gampi Purdue no 1 11380 80r~WijDas1i 11384 60t middotEUitzsel x Hungarian 11849 50~Fultzseh x HungaXion 11850 45~rbulll ~tz sel x HuDgorian120l7 30)middotFultzsel xTJWIlbull 12018 40

~H~eHt~=Redmiddot 4843 50~l Kawvale 8180 ~ 35 I~nt~~i 6155 50I Hope~Hussor 11682 20 HQpc~ KuwvrUltl 11959 20

Red~o~k x Hope 11821 35

atI~ ~ep7 51 A6 I~liiiiibda J 50 Tcnmarq 6936 65

Kharkof 1442 75Mala~of 4898 80Comanche 11673 40

I Pawnee 11669 30 Kawvale x Terimarq 11956 35

Marquil10 x Oro 11851 50Marquil10 x Oro 11979 30HOpe x Turkey 1069 11961 25Hope x Cheyenne 11969 20E-41oMinturkix Minturki lAJ22 70

~ -l

=_---~------------ ~----------------_ --~~~_-~~~

Table 26 - Severity of stem rust infection on winter wheat varieties grom in the Uniform Rust Observation Nurseries

11lJ~J

in 1941

----[AverC1ge for I13

stations I

I519467500515492538 j488566 1

558 CJl591 -J

535 I-

535 j

467 j

290 219 i

5-919 ~

318

18320028828513818613~8

4429220511

1

)

--~---

30 100 75 T- 30 100 65 65 20 65 2035 100 80 T 20 lOO 65 60 15 65 1530 100 80 T 20 100 65 70 15 65 3035 95 85 5 20 lOU 65 70 15 65 3540 100 70 5 25 100 65 70 20 65 545 100 80 5 40 100 40 80 25 60 3545 85 80 20 20 100 60 70 20 60 1550 85 86 10 30 100 65 80 20 80 4040 90 80 20 30 100 65 80 20 70 5050 100 88 40 40 100 65 70 10 80 5035 100 90 10 40 100 65 60 10 70 4555 90 85 5 WO 80 60 5 70 40

10 75 90 25 FO 65 60 5 65 T10 90 40 10 15 90 20 15 2 25 25

5 20 60 T 15 80 15 20 5 10 10T+ 10 T 0 25 5 10 1 T 20

15 T T+ a 5 5 T T 0 T T10 60 0 20 lOO 25 45 15 25 -10 3 25 10 20 90 5 -~ 15 T T20 10 25 0 15 75 20 10 15 T T25 - 15 55 0 30 100 25 20 15 l 10

5 20 60 T_ 20 100 25 25 25 T 1020 T 20 0 15 80 5 T 5 T T20 5 45 0 15 90 10 15 5 2 T15 5 10 0 15 90 10 T 3 1 520 5 5 D 5 T 5 3 T T10 T 1 0 5 10 T T 2 T T

5 5 0 0 10 5 T 1 T T5 0 T 0 0 T T T 2 T T

30 0 2 0 10 T 5 2- -T T

0 e IMchigan Amber 5620 40 65Trumbull 5657 2 50Denton 8265 10 65Fulcaster 6471 15 65Ivioditerranoan 3332 5 70Minhurdi 5149 10 80Purdue No 1 11380 10 50Wobash 11384 25 65Fultzselection x Hungarian 11849 20 60Ful tz selection x Hungarian 11850 15 60Fultz selGetion x Hungarian 12017 10 6~

FultzsGlection x Trumbull 12018 2 50SBmihard Red

HUssar 4843 T 65Kawvolc 8180 T 35Minturki 6155 T+ 45HOPe x Hussar 11682 T T

HoPe x Kawvolc 11959 0 TRed Rock x Hope 11821 T 50

Hard HedtKnnred 5146 0 60TeIlll18rq 6936 T 70Khurkof 1112 T+ 75Molukof 1898 T 80Comanche 11G73 T 35Pownoo 116G9 T+ 35rowvule x Tonmorq 11956 0 25M1rquillo x Oro 11851 T 10M1rqui110 x Oro 11979 T 10Hope x Turkey 11964 0 THope x Cheyenne 11969 0 TH-44-Minturki x Minturldl 12022 0 T

Is ft R d

Variety or cross

Ii

~bull~bullbullbullmiddotbull1

~ ~

J

-~

rmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddot

~

- 53

UNITED STAT1S D]PAaTMENT OF llGRICULTURE

Bureau of Plant IndllStry

SUMiYIbEX OF THE GBElu PLAINSmiddotUN1FOBM WIhrm~ BUNT NUESmY 1941

By HI A Rodenhiser Pathologist and K S Quisenberry AgronomishWheat Investigations TIivision of Cereal Crops and Diseases

The uniform winter wheat bunt nUrsery for tho Great Plains area wos continued in 1941 inthe same manner as in previous yeaxs This report presents 0 sumnnry of the d1toobtoined in1941 together vlith lbhe averages formiddot the vaxietliies grown dUring different periods from 1932 to1941bull

In the fall of 1940 50 varieties and stroins of uinter wheot were SOVl1l in duplicotC8-foot r01S ot- ten stotions in the GrCtJt Ploins and ot BozemaJ1 1bnt KecrneysvilleW VoBeltsvill e M4 and Logan Utah BeCouse of unfovor2blc environracntalcolldit ions for bunt Jonshyfaction or subsequent plont grovrth no cL-m VlOre obtolned in the nuDseries seeded at- Lincoln andNorth Plotte Nebr and at St Poul Ivlinn ThedJta from 10 nurseries axe averaged The SllUt trot developed in the Logan utah nursery was caused entirely by the so-called dworf bunt orgOroniso and therefore the infection pcrcQntltgcs ore not included in the averages for other stationsThe nurseries included vorioties that hud shown resistw1ce in previous years and Igtromsing nm7strJins supplied by sevotal of the cooperat ing stat ions

Inoculuo for nost stations inS obtained fron the previous years IfUrsery at that stationby selecting bunted heads poundroD all infected vriGtics end froD collections DQrle froD faroersfields in the State where the test was made For the IvWiliatGan eXperioent the inoculum laS acomposite of racos knovm to be present in Kansas For the Kearneysville and Beltsville teststhe seed was inoculated with a cotlposite Dade 1lp of inoculum frOD all of the other nurseriesClean seed vms planted in the Logon nursery Q1d infection resulted fron the soil bormc organisn

The vurieties axe listed in order of the avertge infection at the 10 stations Thesemiddotaverages ranged fron 01 to 671 percent The average infections for SODe standard varietieslere as follows Ridit 20 Relief 26 Hussor 32 Minturki 91 Yoga 95 Nebred 103ond Oro 172 Of the susceptible check varieties Kh1Xkof had an average iIlfcction of 360 Cheyenne 39bull0 Quiviro 518 and Chiefkwl1 671 TJO hybrid strains hnd averogo infectionslovler than Ridit These were Oro x Turkey-FlorQamp1Ce (F9) and Hussar x Kmred (CbullI 11989) Fourselections fron the cross Hope x Turkey 1069 bad aver~ges 10Ter tlDJ1 the porelit varietyTurkey 1069 (CI 10016)

At the bottom of the table are shovm the average infections by stations rhe heaviestinfections with inoculum other than the dwarf bunt vmre obtained at Bozeman Ivlont Fort CollinsColo and lviurJbattan IWns A study of the lbnhattan Akron Fort Collins ond Bozemun dda gives some indication that different races mltJY be present ot these stations The behavior of thevarieties at Logon is of interest in thlt some of those eorrring rOpoundistance to the races presentin the Plains are also resistant to the dvrnrf bunt present at Logon In other cases strains trot

are quite susceptible on the Ploins see~ to be ~oderotely resistent ot Logon

Longtine averages are shovlD for vorieties gr~m for more trAT) one ye~bull For the period1932-41 Turkey 1069 (CI 10016) Nebred ond Hussor hcvo the 10middote st avero~es For the 3--yeorperiod 1939-41Hope x HussCX (C~I1l834J Relief 2nd Hepe x Turkey 1069 ~CI 11964) hmiddotweshmm the nost resistance Severol of the vcrieties trot mve beon highly resisttnt in thesetests and are othervlise agrononica11y desiroble axe being tested llith individ1U11 races tht havebeen identified in all of the wheot grovling areaS

bull j

i

86

j 1O~106101

7middot96

middot_----~----------------~~-~-~------~--------------------

rI

55

UNIFOBlvI WINTER vrnm RUST NURSERUS

In t~bles 25 ~~ 26 ore presented dQto qn severity of le~f~rust md s~g~~~t infection

on the 30 voxieties qf winter vThed grown Ll rust obss~tion nurseries t~ltgQgheIJ~ tho oountry

in 1941 These nurseries Jre LUintained froD yeor to yecr ~s part of n J1Jert ~elQUrQh progrno

corried on Ll coopcrotion ui th agronorUsts and patll010gists erployed in the ~evoru Stdes CODshy

cerned Lcter t 0 cooplete report of these nurseTies ui11 be issued 8c1d th9 rust percotCges my

not agree ent irel rlth those presented here since the clto sItovm in this less de~oilecl raport

include only figures for the severity)f infection

Differentiol dato for leed-rust hlfection -rare obtdneclfor the vcriotips ot 20 stotHJlS

(toble 25) In cnlcul~ting the over~get Q trace (T) ~ns considered2s equal to O Aoong the

seuihJrd whects Hope x Russlr (CI middot11682) Hope x Konvde (CI 11959)~ ~lcl Red Rock x BGpe

(C o 11821) Ind the lC)VTest ovemge infoctions Of the lnrd VIhBats IIt-uqui110 x Oro (CI 11979

and CI 11851) t Hope x Cheyenne (CI 11969) a1d tavrvnle x Tenrnorq (CI 11956) had averoges

less thaR 20 percent In the snme tests susceptible voriotieshad aver~ge infections of from

60 to 715 percent

Stem~rust readings showing differential reaction wore raported from 13 stations (table

26) Among the hard wheats the mosb pronoun~ed resistancQ vJUsmiddot shovm byHopb x CheyOJlIle (CI

11969) Hope x Turkey (CI 11964) Mnrguillo X Oro (C~I 11979 Cw1d CI 11851) t ond R-044shy

Minturki x lVJinturki (CI 12022) Of the semihard mGQts Hope x Knvrvole (CI 11959) and Hope x

HusstX (CI 11682) md low nveroge infections

Toblc 25 _Severity of 1e1 rust infection on ninter nheQt vQrieties gravm in the Uniform Rust Observation Nurseries in 1941

VGriety or cross

~

5355 302 50T+ 25

15 305 15

1 70T 501 65T50T 35T+ 10

T 301 50

1 65T+ QOT 5o 10o 1 T 25

0 25T+ 30

T+ 30T+ 45

433131054 4128

30 13313~3

806570

70 36765 11975 56770 46460 24460 26140 180middot25 15835 15465 21865 190

170 261

80 63 080 71535 35880 64910-63 390Q5 8HO t9 010 t5a I1099 OJ

15 117 m15 124 I

65 245

B565

100100

6520202540202515

46 SO10 50609025 5T 10T 70

2S 1525 lt1585 6040 80

T 255 40T 25T 255 Z5T 25T 10T 20

251015

TTT

20355

2010

15203030

52020

101010

1

30 25 80 - 9025 60 80 9015 5 80 8020 65 80 9020 -40 60-8Sshy20 85 90 10030 40 60 9010 T 25 10

1 T 20 105 T 10 20I T 10 20

T 10 40

70502060eo6070101015

510

753075

55

10

106080704030401510102015

9595809595959020

5Q

5070

7010100102010

100100100100middot

75202020

T55

20

30506030104020

TTT13

503080TTT

75 5060 7060 540 8070 middotmiddotmiddotmiddot6065 9085 4040 T

3 23 2

25 T20 20

25351575T5

JO30504040252020

55

103

9090gt9595Sfr80857570657030

8585

51060G5

8090

70207580556570551095

2525402510

TToo

oT

402585-~

T

-

85100

254065shy6525

5T

3T

10

3525middot9590

52525TT

105T

759510

10085

10075

5252

15

5060

100TTT

35

2525

325

3T2T

3

225615

115

5

)5252010

5352middotJ

515204025

60 7560 9510 545 10000 100Z09015 20

5 55 T

30 T3 T5 T

355

75T5T

7590306585-85452010101550

1530

57

1055

-0ooo1+

607075551045

51020656065

40755580755520

3551

20

T122

5211T

502510

253010152510

51TTE+5

TTT5

51020TTT

152025101510101515201015

50754050404020

T

fSoit Bed ~hignn Amb er 5620 751 TiUIllbu11 5657 80~~tDcnton 8265 50ti bullbull M(3Jster 6471 90

~tmiddotgtoiit~~~ioncon ~f~ ~gampi Purdue no 1 11380 80r~WijDas1i 11384 60t middotEUitzsel x Hungarian 11849 50~Fultzseh x HungaXion 11850 45~rbulll ~tz sel x HuDgorian120l7 30)middotFultzsel xTJWIlbull 12018 40

~H~eHt~=Redmiddot 4843 50~l Kawvale 8180 ~ 35 I~nt~~i 6155 50I Hope~Hussor 11682 20 HQpc~ KuwvrUltl 11959 20

Red~o~k x Hope 11821 35

atI~ ~ep7 51 A6 I~liiiiibda J 50 Tcnmarq 6936 65

Kharkof 1442 75Mala~of 4898 80Comanche 11673 40

I Pawnee 11669 30 Kawvale x Terimarq 11956 35

Marquil10 x Oro 11851 50Marquil10 x Oro 11979 30HOpe x Turkey 1069 11961 25Hope x Cheyenne 11969 20E-41oMinturkix Minturki lAJ22 70

~ -l

=_---~------------ ~----------------_ --~~~_-~~~

Table 26 - Severity of stem rust infection on winter wheat varieties grom in the Uniform Rust Observation Nurseries

11lJ~J

in 1941

----[AverC1ge for I13

stations I

I519467500515492538 j488566 1

558 CJl591 -J

535 I-

535 j

467 j

290 219 i

5-919 ~

318

18320028828513818613~8

4429220511

1

)

--~---

30 100 75 T- 30 100 65 65 20 65 2035 100 80 T 20 lOO 65 60 15 65 1530 100 80 T 20 100 65 70 15 65 3035 95 85 5 20 lOU 65 70 15 65 3540 100 70 5 25 100 65 70 20 65 545 100 80 5 40 100 40 80 25 60 3545 85 80 20 20 100 60 70 20 60 1550 85 86 10 30 100 65 80 20 80 4040 90 80 20 30 100 65 80 20 70 5050 100 88 40 40 100 65 70 10 80 5035 100 90 10 40 100 65 60 10 70 4555 90 85 5 WO 80 60 5 70 40

10 75 90 25 FO 65 60 5 65 T10 90 40 10 15 90 20 15 2 25 25

5 20 60 T 15 80 15 20 5 10 10T+ 10 T 0 25 5 10 1 T 20

15 T T+ a 5 5 T T 0 T T10 60 0 20 lOO 25 45 15 25 -10 3 25 10 20 90 5 -~ 15 T T20 10 25 0 15 75 20 10 15 T T25 - 15 55 0 30 100 25 20 15 l 10

5 20 60 T_ 20 100 25 25 25 T 1020 T 20 0 15 80 5 T 5 T T20 5 45 0 15 90 10 15 5 2 T15 5 10 0 15 90 10 T 3 1 520 5 5 D 5 T 5 3 T T10 T 1 0 5 10 T T 2 T T

5 5 0 0 10 5 T 1 T T5 0 T 0 0 T T T 2 T T

30 0 2 0 10 T 5 2- -T T

0 e IMchigan Amber 5620 40 65Trumbull 5657 2 50Denton 8265 10 65Fulcaster 6471 15 65Ivioditerranoan 3332 5 70Minhurdi 5149 10 80Purdue No 1 11380 10 50Wobash 11384 25 65Fultzselection x Hungarian 11849 20 60Ful tz selection x Hungarian 11850 15 60Fultz selGetion x Hungarian 12017 10 6~

FultzsGlection x Trumbull 12018 2 50SBmihard Red

HUssar 4843 T 65Kawvolc 8180 T 35Minturki 6155 T+ 45HOPe x Hussar 11682 T T

HoPe x Kawvolc 11959 0 TRed Rock x Hope 11821 T 50

Hard HedtKnnred 5146 0 60TeIlll18rq 6936 T 70Khurkof 1112 T+ 75Molukof 1898 T 80Comanche 11G73 T 35Pownoo 116G9 T+ 35rowvule x Tonmorq 11956 0 25M1rquillo x Oro 11851 T 10M1rqui110 x Oro 11979 T 10Hope x Turkey 11964 0 THope x Cheyenne 11969 0 TH-44-Minturki x Minturldl 12022 0 T

Is ft R d

Variety or cross

Ii

~bull~bullbullbullmiddotbull1

~ ~

J

-~

rmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddot

~

bull j

i

86

j 1O~106101

7middot96

middot_----~----------------~~-~-~------~--------------------

rI

55

UNIFOBlvI WINTER vrnm RUST NURSERUS

In t~bles 25 ~~ 26 ore presented dQto qn severity of le~f~rust md s~g~~~t infection

on the 30 voxieties qf winter vThed grown Ll rust obss~tion nurseries t~ltgQgheIJ~ tho oountry

in 1941 These nurseries Jre LUintained froD yeor to yecr ~s part of n J1Jert ~elQUrQh progrno

corried on Ll coopcrotion ui th agronorUsts and patll010gists erployed in the ~evoru Stdes CODshy

cerned Lcter t 0 cooplete report of these nurseTies ui11 be issued 8c1d th9 rust percotCges my

not agree ent irel rlth those presented here since the clto sItovm in this less de~oilecl raport

include only figures for the severity)f infection

Differentiol dato for leed-rust hlfection -rare obtdneclfor the vcriotips ot 20 stotHJlS

(toble 25) In cnlcul~ting the over~get Q trace (T) ~ns considered2s equal to O Aoong the

seuihJrd whects Hope x Russlr (CI middot11682) Hope x Konvde (CI 11959)~ ~lcl Red Rock x BGpe

(C o 11821) Ind the lC)VTest ovemge infoctions Of the lnrd VIhBats IIt-uqui110 x Oro (CI 11979

and CI 11851) t Hope x Cheyenne (CI 11969) a1d tavrvnle x Tenrnorq (CI 11956) had averoges

less thaR 20 percent In the snme tests susceptible voriotieshad aver~ge infections of from

60 to 715 percent

Stem~rust readings showing differential reaction wore raported from 13 stations (table

26) Among the hard wheats the mosb pronoun~ed resistancQ vJUsmiddot shovm byHopb x CheyOJlIle (CI

11969) Hope x Turkey (CI 11964) Mnrguillo X Oro (C~I 11979 Cw1d CI 11851) t ond R-044shy

Minturki x lVJinturki (CI 12022) Of the semihard mGQts Hope x Knvrvole (CI 11959) and Hope x

HusstX (CI 11682) md low nveroge infections

Toblc 25 _Severity of 1e1 rust infection on ninter nheQt vQrieties gravm in the Uniform Rust Observation Nurseries in 1941

VGriety or cross

~

5355 302 50T+ 25

15 305 15

1 70T 501 65T50T 35T+ 10

T 301 50

1 65T+ QOT 5o 10o 1 T 25

0 25T+ 30

T+ 30T+ 45

433131054 4128

30 13313~3

806570

70 36765 11975 56770 46460 24460 26140 180middot25 15835 15465 21865 190

170 261

80 63 080 71535 35880 64910-63 390Q5 8HO t9 010 t5a I1099 OJ

15 117 m15 124 I

65 245

B565

100100

6520202540202515

46 SO10 50609025 5T 10T 70

2S 1525 lt1585 6040 80

T 255 40T 25T 255 Z5T 25T 10T 20

251015

TTT

20355

2010

15203030

52020

101010

1

30 25 80 - 9025 60 80 9015 5 80 8020 65 80 9020 -40 60-8Sshy20 85 90 10030 40 60 9010 T 25 10

1 T 20 105 T 10 20I T 10 20

T 10 40

70502060eo6070101015

510

753075

55

10

106080704030401510102015

9595809595959020

5Q

5070

7010100102010

100100100100middot

75202020

T55

20

30506030104020

TTT13

503080TTT

75 5060 7060 540 8070 middotmiddotmiddotmiddot6065 9085 4040 T

3 23 2

25 T20 20

25351575T5

JO30504040252020

55

103

9090gt9595Sfr80857570657030

8585

51060G5

8090

70207580556570551095

2525402510

TToo

oT

402585-~

T

-

85100

254065shy6525

5T

3T

10

3525middot9590

52525TT

105T

759510

10085

10075

5252

15

5060

100TTT

35

2525

325

3T2T

3

225615

115

5

)5252010

5352middotJ

515204025

60 7560 9510 545 10000 100Z09015 20

5 55 T

30 T3 T5 T

355

75T5T

7590306585-85452010101550

1530

57

1055

-0ooo1+

607075551045

51020656065

40755580755520

3551

20

T122

5211T

502510

253010152510

51TTE+5

TTT5

51020TTT

152025101510101515201015

50754050404020

T

fSoit Bed ~hignn Amb er 5620 751 TiUIllbu11 5657 80~~tDcnton 8265 50ti bullbull M(3Jster 6471 90

~tmiddotgtoiit~~~ioncon ~f~ ~gampi Purdue no 1 11380 80r~WijDas1i 11384 60t middotEUitzsel x Hungarian 11849 50~Fultzseh x HungaXion 11850 45~rbulll ~tz sel x HuDgorian120l7 30)middotFultzsel xTJWIlbull 12018 40

~H~eHt~=Redmiddot 4843 50~l Kawvale 8180 ~ 35 I~nt~~i 6155 50I Hope~Hussor 11682 20 HQpc~ KuwvrUltl 11959 20

Red~o~k x Hope 11821 35

atI~ ~ep7 51 A6 I~liiiiibda J 50 Tcnmarq 6936 65

Kharkof 1442 75Mala~of 4898 80Comanche 11673 40

I Pawnee 11669 30 Kawvale x Terimarq 11956 35

Marquil10 x Oro 11851 50Marquil10 x Oro 11979 30HOpe x Turkey 1069 11961 25Hope x Cheyenne 11969 20E-41oMinturkix Minturki lAJ22 70

~ -l

=_---~------------ ~----------------_ --~~~_-~~~

Table 26 - Severity of stem rust infection on winter wheat varieties grom in the Uniform Rust Observation Nurseries

11lJ~J

in 1941

----[AverC1ge for I13

stations I

I519467500515492538 j488566 1

558 CJl591 -J

535 I-

535 j

467 j

290 219 i

5-919 ~

318

18320028828513818613~8

4429220511

1

)

--~---

30 100 75 T- 30 100 65 65 20 65 2035 100 80 T 20 lOO 65 60 15 65 1530 100 80 T 20 100 65 70 15 65 3035 95 85 5 20 lOU 65 70 15 65 3540 100 70 5 25 100 65 70 20 65 545 100 80 5 40 100 40 80 25 60 3545 85 80 20 20 100 60 70 20 60 1550 85 86 10 30 100 65 80 20 80 4040 90 80 20 30 100 65 80 20 70 5050 100 88 40 40 100 65 70 10 80 5035 100 90 10 40 100 65 60 10 70 4555 90 85 5 WO 80 60 5 70 40

10 75 90 25 FO 65 60 5 65 T10 90 40 10 15 90 20 15 2 25 25

5 20 60 T 15 80 15 20 5 10 10T+ 10 T 0 25 5 10 1 T 20

15 T T+ a 5 5 T T 0 T T10 60 0 20 lOO 25 45 15 25 -10 3 25 10 20 90 5 -~ 15 T T20 10 25 0 15 75 20 10 15 T T25 - 15 55 0 30 100 25 20 15 l 10

5 20 60 T_ 20 100 25 25 25 T 1020 T 20 0 15 80 5 T 5 T T20 5 45 0 15 90 10 15 5 2 T15 5 10 0 15 90 10 T 3 1 520 5 5 D 5 T 5 3 T T10 T 1 0 5 10 T T 2 T T

5 5 0 0 10 5 T 1 T T5 0 T 0 0 T T T 2 T T

30 0 2 0 10 T 5 2- -T T

0 e IMchigan Amber 5620 40 65Trumbull 5657 2 50Denton 8265 10 65Fulcaster 6471 15 65Ivioditerranoan 3332 5 70Minhurdi 5149 10 80Purdue No 1 11380 10 50Wobash 11384 25 65Fultzselection x Hungarian 11849 20 60Ful tz selection x Hungarian 11850 15 60Fultz selGetion x Hungarian 12017 10 6~

FultzsGlection x Trumbull 12018 2 50SBmihard Red

HUssar 4843 T 65Kawvolc 8180 T 35Minturki 6155 T+ 45HOPe x Hussar 11682 T T

HoPe x Kawvolc 11959 0 TRed Rock x Hope 11821 T 50

Hard HedtKnnred 5146 0 60TeIlll18rq 6936 T 70Khurkof 1112 T+ 75Molukof 1898 T 80Comanche 11G73 T 35Pownoo 116G9 T+ 35rowvule x Tonmorq 11956 0 25M1rquillo x Oro 11851 T 10M1rqui110 x Oro 11979 T 10Hope x Turkey 11964 0 THope x Cheyenne 11969 0 TH-44-Minturki x Minturldl 12022 0 T

Is ft R d

Variety or cross

Ii

~bull~bullbullbullmiddotbull1

~ ~

J

-~

rmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddot

~

rI

55

UNIFOBlvI WINTER vrnm RUST NURSERUS

In t~bles 25 ~~ 26 ore presented dQto qn severity of le~f~rust md s~g~~~t infection

on the 30 voxieties qf winter vThed grown Ll rust obss~tion nurseries t~ltgQgheIJ~ tho oountry

in 1941 These nurseries Jre LUintained froD yeor to yecr ~s part of n J1Jert ~elQUrQh progrno

corried on Ll coopcrotion ui th agronorUsts and patll010gists erployed in the ~evoru Stdes CODshy

cerned Lcter t 0 cooplete report of these nurseTies ui11 be issued 8c1d th9 rust percotCges my

not agree ent irel rlth those presented here since the clto sItovm in this less de~oilecl raport

include only figures for the severity)f infection

Differentiol dato for leed-rust hlfection -rare obtdneclfor the vcriotips ot 20 stotHJlS

(toble 25) In cnlcul~ting the over~get Q trace (T) ~ns considered2s equal to O Aoong the

seuihJrd whects Hope x Russlr (CI middot11682) Hope x Konvde (CI 11959)~ ~lcl Red Rock x BGpe

(C o 11821) Ind the lC)VTest ovemge infoctions Of the lnrd VIhBats IIt-uqui110 x Oro (CI 11979

and CI 11851) t Hope x Cheyenne (CI 11969) a1d tavrvnle x Tenrnorq (CI 11956) had averoges

less thaR 20 percent In the snme tests susceptible voriotieshad aver~ge infections of from

60 to 715 percent

Stem~rust readings showing differential reaction wore raported from 13 stations (table

26) Among the hard wheats the mosb pronoun~ed resistancQ vJUsmiddot shovm byHopb x CheyOJlIle (CI

11969) Hope x Turkey (CI 11964) Mnrguillo X Oro (C~I 11979 Cw1d CI 11851) t ond R-044shy

Minturki x lVJinturki (CI 12022) Of the semihard mGQts Hope x Knvrvole (CI 11959) and Hope x

HusstX (CI 11682) md low nveroge infections

Toblc 25 _Severity of 1e1 rust infection on ninter nheQt vQrieties gravm in the Uniform Rust Observation Nurseries in 1941

VGriety or cross

~

5355 302 50T+ 25

15 305 15

1 70T 501 65T50T 35T+ 10

T 301 50

1 65T+ QOT 5o 10o 1 T 25

0 25T+ 30

T+ 30T+ 45

433131054 4128

30 13313~3

806570

70 36765 11975 56770 46460 24460 26140 180middot25 15835 15465 21865 190

170 261

80 63 080 71535 35880 64910-63 390Q5 8HO t9 010 t5a I1099 OJ

15 117 m15 124 I

65 245

B565

100100

6520202540202515

46 SO10 50609025 5T 10T 70

2S 1525 lt1585 6040 80

T 255 40T 25T 255 Z5T 25T 10T 20

251015

TTT

20355

2010

15203030

52020

101010

1

30 25 80 - 9025 60 80 9015 5 80 8020 65 80 9020 -40 60-8Sshy20 85 90 10030 40 60 9010 T 25 10

1 T 20 105 T 10 20I T 10 20

T 10 40

70502060eo6070101015

510

753075

55

10

106080704030401510102015

9595809595959020

5Q

5070

7010100102010

100100100100middot

75202020

T55

20

30506030104020

TTT13

503080TTT

75 5060 7060 540 8070 middotmiddotmiddotmiddot6065 9085 4040 T

3 23 2

25 T20 20

25351575T5

JO30504040252020

55

103

9090gt9595Sfr80857570657030

8585

51060G5

8090

70207580556570551095

2525402510

TToo

oT

402585-~

T

-

85100

254065shy6525

5T

3T

10

3525middot9590

52525TT

105T

759510

10085

10075

5252

15

5060

100TTT

35

2525

325

3T2T

3

225615

115

5

)5252010

5352middotJ

515204025

60 7560 9510 545 10000 100Z09015 20

5 55 T

30 T3 T5 T

355

75T5T

7590306585-85452010101550

1530

57

1055

-0ooo1+

607075551045

51020656065

40755580755520

3551

20

T122

5211T

502510

253010152510

51TTE+5

TTT5

51020TTT

152025101510101515201015

50754050404020

T

fSoit Bed ~hignn Amb er 5620 751 TiUIllbu11 5657 80~~tDcnton 8265 50ti bullbull M(3Jster 6471 90

~tmiddotgtoiit~~~ioncon ~f~ ~gampi Purdue no 1 11380 80r~WijDas1i 11384 60t middotEUitzsel x Hungarian 11849 50~Fultzseh x HungaXion 11850 45~rbulll ~tz sel x HuDgorian120l7 30)middotFultzsel xTJWIlbull 12018 40

~H~eHt~=Redmiddot 4843 50~l Kawvale 8180 ~ 35 I~nt~~i 6155 50I Hope~Hussor 11682 20 HQpc~ KuwvrUltl 11959 20

Red~o~k x Hope 11821 35

atI~ ~ep7 51 A6 I~liiiiibda J 50 Tcnmarq 6936 65

Kharkof 1442 75Mala~of 4898 80Comanche 11673 40

I Pawnee 11669 30 Kawvale x Terimarq 11956 35

Marquil10 x Oro 11851 50Marquil10 x Oro 11979 30HOpe x Turkey 1069 11961 25Hope x Cheyenne 11969 20E-41oMinturkix Minturki lAJ22 70

~ -l

=_---~------------ ~----------------_ --~~~_-~~~

Table 26 - Severity of stem rust infection on winter wheat varieties grom in the Uniform Rust Observation Nurseries

11lJ~J

in 1941

----[AverC1ge for I13

stations I

I519467500515492538 j488566 1

558 CJl591 -J

535 I-

535 j

467 j

290 219 i

5-919 ~

318

18320028828513818613~8

4429220511

1

)

--~---

30 100 75 T- 30 100 65 65 20 65 2035 100 80 T 20 lOO 65 60 15 65 1530 100 80 T 20 100 65 70 15 65 3035 95 85 5 20 lOU 65 70 15 65 3540 100 70 5 25 100 65 70 20 65 545 100 80 5 40 100 40 80 25 60 3545 85 80 20 20 100 60 70 20 60 1550 85 86 10 30 100 65 80 20 80 4040 90 80 20 30 100 65 80 20 70 5050 100 88 40 40 100 65 70 10 80 5035 100 90 10 40 100 65 60 10 70 4555 90 85 5 WO 80 60 5 70 40

10 75 90 25 FO 65 60 5 65 T10 90 40 10 15 90 20 15 2 25 25

5 20 60 T 15 80 15 20 5 10 10T+ 10 T 0 25 5 10 1 T 20

15 T T+ a 5 5 T T 0 T T10 60 0 20 lOO 25 45 15 25 -10 3 25 10 20 90 5 -~ 15 T T20 10 25 0 15 75 20 10 15 T T25 - 15 55 0 30 100 25 20 15 l 10

5 20 60 T_ 20 100 25 25 25 T 1020 T 20 0 15 80 5 T 5 T T20 5 45 0 15 90 10 15 5 2 T15 5 10 0 15 90 10 T 3 1 520 5 5 D 5 T 5 3 T T10 T 1 0 5 10 T T 2 T T

5 5 0 0 10 5 T 1 T T5 0 T 0 0 T T T 2 T T

30 0 2 0 10 T 5 2- -T T

0 e IMchigan Amber 5620 40 65Trumbull 5657 2 50Denton 8265 10 65Fulcaster 6471 15 65Ivioditerranoan 3332 5 70Minhurdi 5149 10 80Purdue No 1 11380 10 50Wobash 11384 25 65Fultzselection x Hungarian 11849 20 60Ful tz selection x Hungarian 11850 15 60Fultz selGetion x Hungarian 12017 10 6~

FultzsGlection x Trumbull 12018 2 50SBmihard Red

HUssar 4843 T 65Kawvolc 8180 T 35Minturki 6155 T+ 45HOPe x Hussar 11682 T T

HoPe x Kawvolc 11959 0 TRed Rock x Hope 11821 T 50

Hard HedtKnnred 5146 0 60TeIlll18rq 6936 T 70Khurkof 1112 T+ 75Molukof 1898 T 80Comanche 11G73 T 35Pownoo 116G9 T+ 35rowvule x Tonmorq 11956 0 25M1rquillo x Oro 11851 T 10M1rqui110 x Oro 11979 T 10Hope x Turkey 11964 0 THope x Cheyenne 11969 0 TH-44-Minturki x Minturldl 12022 0 T

Is ft R d

Variety or cross

Ii

~bull~bullbullbullmiddotbull1

~ ~

J

-~

rmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddot

~

Toblc 25 _Severity of 1e1 rust infection on ninter nheQt vQrieties gravm in the Uniform Rust Observation Nurseries in 1941

VGriety or cross

~

5355 302 50T+ 25

15 305 15

1 70T 501 65T50T 35T+ 10

T 301 50

1 65T+ QOT 5o 10o 1 T 25

0 25T+ 30

T+ 30T+ 45

433131054 4128

30 13313~3

806570

70 36765 11975 56770 46460 24460 26140 180middot25 15835 15465 21865 190

170 261

80 63 080 71535 35880 64910-63 390Q5 8HO t9 010 t5a I1099 OJ

15 117 m15 124 I

65 245

B565

100100

6520202540202515

46 SO10 50609025 5T 10T 70

2S 1525 lt1585 6040 80

T 255 40T 25T 255 Z5T 25T 10T 20

251015

TTT

20355

2010

15203030

52020

101010

1

30 25 80 - 9025 60 80 9015 5 80 8020 65 80 9020 -40 60-8Sshy20 85 90 10030 40 60 9010 T 25 10

1 T 20 105 T 10 20I T 10 20

T 10 40

70502060eo6070101015

510

753075

55

10

106080704030401510102015

9595809595959020

5Q

5070

7010100102010

100100100100middot

75202020

T55

20

30506030104020

TTT13

503080TTT

75 5060 7060 540 8070 middotmiddotmiddotmiddot6065 9085 4040 T

3 23 2

25 T20 20

25351575T5

JO30504040252020

55

103

9090gt9595Sfr80857570657030

8585

51060G5

8090

70207580556570551095

2525402510

TToo

oT

402585-~

T

-

85100

254065shy6525

5T

3T

10

3525middot9590

52525TT

105T

759510

10085

10075

5252

15

5060

100TTT

35

2525

325

3T2T

3

225615

115

5

)5252010

5352middotJ

515204025

60 7560 9510 545 10000 100Z09015 20

5 55 T

30 T3 T5 T

355

75T5T

7590306585-85452010101550

1530

57

1055

-0ooo1+

607075551045

51020656065

40755580755520

3551

20

T122

5211T

502510

253010152510

51TTE+5

TTT5

51020TTT

152025101510101515201015

50754050404020

T

fSoit Bed ~hignn Amb er 5620 751 TiUIllbu11 5657 80~~tDcnton 8265 50ti bullbull M(3Jster 6471 90

~tmiddotgtoiit~~~ioncon ~f~ ~gampi Purdue no 1 11380 80r~WijDas1i 11384 60t middotEUitzsel x Hungarian 11849 50~Fultzseh x HungaXion 11850 45~rbulll ~tz sel x HuDgorian120l7 30)middotFultzsel xTJWIlbull 12018 40

~H~eHt~=Redmiddot 4843 50~l Kawvale 8180 ~ 35 I~nt~~i 6155 50I Hope~Hussor 11682 20 HQpc~ KuwvrUltl 11959 20

Red~o~k x Hope 11821 35

atI~ ~ep7 51 A6 I~liiiiibda J 50 Tcnmarq 6936 65

Kharkof 1442 75Mala~of 4898 80Comanche 11673 40

I Pawnee 11669 30 Kawvale x Terimarq 11956 35

Marquil10 x Oro 11851 50Marquil10 x Oro 11979 30HOpe x Turkey 1069 11961 25Hope x Cheyenne 11969 20E-41oMinturkix Minturki lAJ22 70

~ -l

=_---~------------ ~----------------_ --~~~_-~~~

Table 26 - Severity of stem rust infection on winter wheat varieties grom in the Uniform Rust Observation Nurseries

11lJ~J

in 1941

----[AverC1ge for I13

stations I

I519467500515492538 j488566 1

558 CJl591 -J

535 I-

535 j

467 j

290 219 i

5-919 ~

318

18320028828513818613~8

4429220511

1

)

--~---

30 100 75 T- 30 100 65 65 20 65 2035 100 80 T 20 lOO 65 60 15 65 1530 100 80 T 20 100 65 70 15 65 3035 95 85 5 20 lOU 65 70 15 65 3540 100 70 5 25 100 65 70 20 65 545 100 80 5 40 100 40 80 25 60 3545 85 80 20 20 100 60 70 20 60 1550 85 86 10 30 100 65 80 20 80 4040 90 80 20 30 100 65 80 20 70 5050 100 88 40 40 100 65 70 10 80 5035 100 90 10 40 100 65 60 10 70 4555 90 85 5 WO 80 60 5 70 40

10 75 90 25 FO 65 60 5 65 T10 90 40 10 15 90 20 15 2 25 25

5 20 60 T 15 80 15 20 5 10 10T+ 10 T 0 25 5 10 1 T 20

15 T T+ a 5 5 T T 0 T T10 60 0 20 lOO 25 45 15 25 -10 3 25 10 20 90 5 -~ 15 T T20 10 25 0 15 75 20 10 15 T T25 - 15 55 0 30 100 25 20 15 l 10

5 20 60 T_ 20 100 25 25 25 T 1020 T 20 0 15 80 5 T 5 T T20 5 45 0 15 90 10 15 5 2 T15 5 10 0 15 90 10 T 3 1 520 5 5 D 5 T 5 3 T T10 T 1 0 5 10 T T 2 T T

5 5 0 0 10 5 T 1 T T5 0 T 0 0 T T T 2 T T

30 0 2 0 10 T 5 2- -T T

0 e IMchigan Amber 5620 40 65Trumbull 5657 2 50Denton 8265 10 65Fulcaster 6471 15 65Ivioditerranoan 3332 5 70Minhurdi 5149 10 80Purdue No 1 11380 10 50Wobash 11384 25 65Fultzselection x Hungarian 11849 20 60Ful tz selection x Hungarian 11850 15 60Fultz selGetion x Hungarian 12017 10 6~

FultzsGlection x Trumbull 12018 2 50SBmihard Red

HUssar 4843 T 65Kawvolc 8180 T 35Minturki 6155 T+ 45HOPe x Hussar 11682 T T

HoPe x Kawvolc 11959 0 TRed Rock x Hope 11821 T 50

Hard HedtKnnred 5146 0 60TeIlll18rq 6936 T 70Khurkof 1112 T+ 75Molukof 1898 T 80Comanche 11G73 T 35Pownoo 116G9 T+ 35rowvule x Tonmorq 11956 0 25M1rquillo x Oro 11851 T 10M1rqui110 x Oro 11979 T 10Hope x Turkey 11964 0 THope x Cheyenne 11969 0 TH-44-Minturki x Minturldl 12022 0 T

Is ft R d

Variety or cross

Ii

~bull~bullbullbullmiddotbull1

~ ~

J

-~

rmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddot

~

Table 26 - Severity of stem rust infection on winter wheat varieties grom in the Uniform Rust Observation Nurseries

11lJ~J

in 1941

----[AverC1ge for I13

stations I

I519467500515492538 j488566 1

558 CJl591 -J

535 I-

535 j

467 j

290 219 i

5-919 ~

318

18320028828513818613~8

4429220511

1

)

--~---

30 100 75 T- 30 100 65 65 20 65 2035 100 80 T 20 lOO 65 60 15 65 1530 100 80 T 20 100 65 70 15 65 3035 95 85 5 20 lOU 65 70 15 65 3540 100 70 5 25 100 65 70 20 65 545 100 80 5 40 100 40 80 25 60 3545 85 80 20 20 100 60 70 20 60 1550 85 86 10 30 100 65 80 20 80 4040 90 80 20 30 100 65 80 20 70 5050 100 88 40 40 100 65 70 10 80 5035 100 90 10 40 100 65 60 10 70 4555 90 85 5 WO 80 60 5 70 40

10 75 90 25 FO 65 60 5 65 T10 90 40 10 15 90 20 15 2 25 25

5 20 60 T 15 80 15 20 5 10 10T+ 10 T 0 25 5 10 1 T 20

15 T T+ a 5 5 T T 0 T T10 60 0 20 lOO 25 45 15 25 -10 3 25 10 20 90 5 -~ 15 T T20 10 25 0 15 75 20 10 15 T T25 - 15 55 0 30 100 25 20 15 l 10

5 20 60 T_ 20 100 25 25 25 T 1020 T 20 0 15 80 5 T 5 T T20 5 45 0 15 90 10 15 5 2 T15 5 10 0 15 90 10 T 3 1 520 5 5 D 5 T 5 3 T T10 T 1 0 5 10 T T 2 T T

5 5 0 0 10 5 T 1 T T5 0 T 0 0 T T T 2 T T

30 0 2 0 10 T 5 2- -T T

0 e IMchigan Amber 5620 40 65Trumbull 5657 2 50Denton 8265 10 65Fulcaster 6471 15 65Ivioditerranoan 3332 5 70Minhurdi 5149 10 80Purdue No 1 11380 10 50Wobash 11384 25 65Fultzselection x Hungarian 11849 20 60Ful tz selection x Hungarian 11850 15 60Fultz selGetion x Hungarian 12017 10 6~

FultzsGlection x Trumbull 12018 2 50SBmihard Red

HUssar 4843 T 65Kawvolc 8180 T 35Minturki 6155 T+ 45HOPe x Hussar 11682 T T

HoPe x Kawvolc 11959 0 TRed Rock x Hope 11821 T 50

Hard HedtKnnred 5146 0 60TeIlll18rq 6936 T 70Khurkof 1112 T+ 75Molukof 1898 T 80Comanche 11G73 T 35Pownoo 116G9 T+ 35rowvule x Tonmorq 11956 0 25M1rquillo x Oro 11851 T 10M1rqui110 x Oro 11979 T 10Hope x Turkey 11964 0 THope x Cheyenne 11969 0 TH-44-Minturki x Minturldl 12022 0 T

Is ft R d

Variety or cross

Ii

~bull~bullbullbullmiddotbull1

~ ~

J

-~

rmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddot

~

~bull~bullbullbullmiddotbull1

~ ~

J

-~

rmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddotmiddot

~