Amendment

pH (CaCl₂)

Organic Carbon (g kg^-1)

Organic Matter (g kg^-1)

Available P (mg kg^-1)

Exchangeable Mg (cmol kg^-1)

Exchangeable K (cmol kg^-1)

Range

Mean

Range

Mean

Range

Mean

Range

Mean

Range

Mean

Range

Mean

C

5.4-5.8

5.6 ± 0.21

1.26-1.38

1.31 ± 0.04

2.17-2.37

2.26 ± 0.10

5.98-6.09

6.03 ± 0.06

50.22-50.42

50.22 ± 0.08

4.65-4.83

4.71 ± 0.08

CD

W1

6.5-6.8

6.6 ± 0.15a

3.07-3.67

3.43 ± 0.32

5.30-6.33

5.81 ± 0.51a

9.53-10.32

9.83 ± 0.43a

81.04-83.72

82.16 ± 1.37a

71.80-102.70

91.48 ± 17.07a

W2

7.0-7.4

7.2 ± 0.21b

3.46-3.67

3.55 ± 0.11

6.05-6.33

6.19 ± 0.14b

12.20-12.73

12.42 ± 0.28b

44.71-130.12

122.11 ± 2.61b

106.50-174.44

140.81 ± 34.01b

W3

7.1-7.6

7.3 ± 0.25c

3.35-3.71

3.50 ± 0.19

5.92-6.40

6.15 ± 0.24b

9.17-10.99

10.28 ± 0.97a

119.03-124.01

122.11 ± 2.71b

59.24-211.33

140.10 ± 76.50b

WC

W1

5.9-6.7

6.3 ± 0.40a

3.36-3.43

3.39 ± 0.03

5.85-5.92

5.88 ± 0.03

8.73-9.41

8.98 ± 0.34

40.50-46.01

44.09 ± 3.14

7.41-8.71

8.10 ± 0.64a

W2

6.9-7.3

7.1 ± 0.21b

3.10-3.37

3.21 ± 0.14

5.50-5.81

5.65 ± 0.15

7.22-9.73

9.10 ± 2.22

42.14-54.74

47.61 ± 6.44

10.93-15.22

12.49 ± 2.35b

W3

7.0-7.6

7.3 ± 0.30c

3.02-3.35

3.15 ± 0.18

5.30-5.78

5.53 ± 0.24

9.10-10.71

9.81 ± 0.82

46.20-53.11

48.59 ± 3.91

14.71-17.41

16.20 ± 1.39c

WCD

W1

6.8-7.0

6.9 ± 0.10a

3.28-3.59

3.39 ± 0.17

5.71-6.19

5.95 ± 0.24a

8.80-9.53

9.07 ± 0.38a

60.20-68.83

64.72 ± 4.34a

41.41-49.92

45.32 ± 4.25a

W2

7.1-7.8

7.5 ± 0.36b

3.51-3.65

3.57 ± 0.07

6.05-6.29

6.17 ± 0.12b

9.72-13.40

11.91 ± 1.92b

82.03-101.60

90.81 ± 9.93b

92.32-96.53

94.41 ± 2.06b

W3

7.3-7.8

7.5 ± 0.25b

3.52-3.71

3.59 ± 0.10

6.12-6.40

6.25 ± 0.13b

10.92-13.37

12.25 ± 1.23b

95.40-112.04

106.19 ± 9.33c

127.41-131.40

130.01 ± 2.27c