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Table 2 Soil chemical properties of the five citrus orchards

From: Variation of soil bacterial communities in a chronosequence of citrus orchard

Citrus ages (years)

pH

SOM (%)

Total N (%)

Total P (mg/kg)

Total K (%)

AN (mg/kg)

AP (mg/kg)

AK (mg/kg)

2

5.47 a

1.63 a

0.15 c

510.19 c

1.62 a

99.45 b

20.00 d

102.67 b

5

5.07 b

1.77 a

0.17 bc

533.11 c

1.70 a

88.96 b

21.25 d

133.33 ab

10

5.01 bc

1.69 a

0.17 bc

624.36 b

1.62 a

94.50 b

34.58 c

173.00 a

15

4.93 c

1.83 a

0.22 ab

811.88 a

1.45 a

154.44 a

43.33 a

163.33 a

18

4.81 d

1.51 a

0.23 a

836.64 a

1.62 a

155.15 a

45.67 b

173.33 a

  1. Different letters in the same column indicate significant difference between citrus ages at 0.05 level. The same below