Table 6 Soil enzyme activities. Ure, Urease; Pho, Alkali phosphatas; Ary, Aryl sulfatase; Inv, Invertase.

From: Microbial communities play important roles in modulating paddy soil fertility

Stage

Sample Type

Pho (mg/g)

Inv (mg/g)

Ure (μg/g)

Ary (μg/g)

Panicle differentiation

H11

0.95 ± 0.06 a

6.27 ± 0.63 a

37.22 ± 1.47 b

50.63 ± 3.56 a

H12

0.97 ± 0.05 a

7.40 ± 0.74 a

31.36 ± 3.69 a

55.39 ± 6.15 a

L11

1.24 ± 0.06 b

7.01 ± 0.90 a

36.81 ± 0.12 b

57.93 ± 3.83 a

L12

1.24 ± 0.09 b

9.79 ± 0.64 b

38.81 ± 2.15 b

56.40 ± 3.00 a

Full-heading

H21

0.97 ± 0.05 a

4.29 ± 0.26 a

40.26 ± 1.82 c

73.21 ± 11.90 a

H22

0.93 ± 0.04 a

3.99 ± 0.33 a

21.65 ± 4.25 a

71.05 ± 1.12 a

L21

0.88 ± 0.02 a

3.63 ± 0.27 a

32.71 ± 2.12 b

84.68 ± 9.47 a

L22

1.12 ± 0.11 b

5.77 ± 3.50 a

43.75 ± 5.25 c

74.04 ± 17.67 a

Maturity

H31

1.05 ± 0.11 ab

7.85 ± 3.38 a

41.93 ± 6.44 b

71.26 ± 16.22 a

H32

0.96 ± 0.06 a

7.36 ± 2.72 a

42.89 ± 4.20 b

64.08 ± 5.61 a

L31

1.08 ± 0.07 ab

9.49 ± 2.37 a

31.66 ± 6.15 ab

75.55 ± 15.47 a

L32

1.16 ± 0.00 b

7.47 ± 2.83 a

27.80 ± 2.48 a

80.87 ± 3.00 a

Background

H40

0.92 ± 0.03

6.04 ± 0.69

34.26 ± 2.98

93.44 ± 2.48

L40

0.96 ± 0.08

4.09 ± 0.25

31.94 ± 1.04

108.33 ± 6.41

Sample Type (T)

 

3.047

0.261

0.473

8.826**

Stage (S)

 

2.931

4.558*

0.088

43.391**

T*S

 

7.052**

30.208**

26.479**

1.660

  1. 1Values represent the mean (n = 3) with the standard variance (STDEV). Different letters with NSK tests indicate significant differences (p < 0.05) at a single growth stage.
  2. Asterisks indicated the factor significantly explaned the varaition among the sanples (*p < 0.05; **p < 0.01).
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