Chemical properties

Treatment

CK

BA

CC

BC

pH

5.09 ± 0.09d

6.05 ± 0.22c

7.10 ± 0.12b

7.40 ± 0.23a

organic matter (%)

3.22 ± 0.07a

2.67 ± 0.14b

2.32 ± 0.07c

2.07 ± 0.05d

total N (%)

0.13 ± 0.01b

0.14 ± 0.01b

0.17 ± 0.01a

0.18 ± 0.01a

alkaline N (mg/kg)

107.75 ± 2.45d

126.17 ± 3.37c

140.76 ± 6.07b

163.09 ± 5.37a

available P (mg/kg)

100.72 ± 4.03a

76.20 ± 4.52a

65.27 ± 3.08b

49.381 ± 5.61b

available K (mg/kg)

439.35 ± 22.64b

575.91 ± 16.37a

593.13 ± 37.25a

610.89 ± 35.57a

exchangeable Ca (mg/kg)

1302.75 ± 90.23c

1525.01 ± 50.69b

2325.01 ± 122.06a

2450.71 ± 141.58a

exchangeable Mg (mg/kg)

96.20 ± 1.20d

111.45 ± 5.71c

132.57 ± 6.59b

152.00 ± 10.42a