土壤深度 (cm)

Soil depth

pH值

pH

土壤有机质 (g/kg)

Organic matter

土壤速效氮 (mg/kg)

Available N

土壤有效磷 (mg/kg)

Available P

土壤速效钾 (mg/kg)

Available K

土壤总盐 (g/kg)

Total salt

0~20

8.36

23.830

110.8

84.4

216

1.4

20~40

8.60

18.650

73.7

49.9

182

1.2