Site

Organic matter

Total N

Total P

Total K

Available N

Olsen-P

Available K

(g/kg)

(mg/kg)

Chongzhou

29.26

1.85

7.53

24.85

2.93

104.25

102.93

Hanyuan

30.61

2.12

5.74

24.56

2.77

183.65

195.14