Table 3 Soil macronutrient and micronutrient analysis

N (%)

0.145 d

0.135

0.148 cd

0.152 bc

0.148 cd

0.160 a

0.155 ab

P (%)

0.010 c

0.002 d

0.015 b

0.02 a

0.015 b

0.022 a

0.018 ab

OC (%)

0.318 d

0.270 e

0.314 d

0.348 b

0.330 c

0.353 ab

0.359 a

C:N

2.19 bc

2.00 d

2.12 c

2.29 ab

2.23 abc

2.21 bc

2.32 a

K ⁺ (meq/L)

15.24 d

7.48 e

22.70 c

28.72 b

24.45 c

32.46 a

27.18 b

Na ⁺ (meq/L)

13.2 e

29.6 a

21.34 b

18.45 c

20.73 b

16.42 d

19.78 bc

K ⁺ /Na ⁺

1.16 d

0.25 e

1.07 d

1.56 b

1.18 d

1.98 a

1.38 c

Ca ²⁺ (meq/L)

15.9 c

11.8 d

16.35 c

22.37 b

21.56 b

24.18 a

24.63 a

Mg ²⁺ (meq/L)

9.4 e

5.4 f

10.82 d

16.05 a

11.08 d

12.73 c

14.55 b

SAR

3.71 e

10.01 a

5.79 b

4.22 de

5.13 c

3.82 e

4.47 d

ESP (%)

4.03 f

11.89 a

6.78 b

4.72 de

5.93 c

4.19 of

5.06 d

Cu (ppm)

32.54 d

25.31 e

36.20 cd

62.48 a

38.61 c

52.75 b

49.73 b

Zn (ppm)

112.73 e

104.64 f

178.22 d

264.58 c

319.32 b

365.14 a

318.29 b

Fe (ppm)

14.85 e

8.57 f

23.16 d

32.59 bc

29.10 c

41.32 a

36.21 b

Mn (ppm)

15.4 f

11.2 g

18.90 e

25.71 c

22.46 d

28.74 b

32.58 a