土层Soil Layer (cm)

全氮Total N (g/kg)

碱解氮Alkali hydrolysable N (mg/kg)

速效磷Available P (mg/kg)

速效钾Available K (mg/kg)

有机质organic matter (g/kg)

PH

0~20

1.59

55.42

22.51

90.54

11.27

6.95

20~40

0.84

35.34

15.60

70.99

7.84

7.04