Property

Orchard C

Orchard D

Apr

Jul

Dec

Apr

Jul

Dec

Bacterial biomass (×10⁸ cells/g)

5.3

6.6

22.2

7.2

4.8

7.2

oxidation activity (%)

98

50

40

14

23

40

oxidation activity (%)

99

52

84

23

100

36

N circulation activity (point)

91

67

52

50

41

30

P mineralization activity (%)

50

19

1

44

32

16