1ú Ò' {%lB.BKBN ÷ v 2 BgBtB1 F ü .B+B B)B1 2 à ¸B.4PB BN ... › crd › park › shisaku ›...

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Transcript of 1ú Ò' {%lB.BKBN ÷ v 2 BgBtB1 F ü .B+B B)B1 2 à ¸B.4PB BN ... › crd › park › shisaku ›...

(a)

(b) ( )

(c)3 4

1990

14.1

90 6.0% 1,163

1,261

10/17

2005

1,364

8.1

2004

1,355

7.4

(2006.10.17)

-

20

GPG

30cm (t-C/ha)

(t-C/ha)

1 6

18

18

18

1 CO2CO2