Table 1 Some physical and chemical characteristics of soil experimental

Particle size distribution

 Sand (%)

46.30

49.25

 Silt (%)

28.40

30.43

 Clay (%)

25.30

20.32

 Texture grade

Silt clay loam

Silt loam

Available nutrients (mg kg⁻¹)

 N

77.48

89.28

 P

30.35

35.84

K

379.32

436.53

Soluble cations and anions (cmol kg soil)

 Ca⁺⁺

0.88

0.94

 Mg⁺⁺

0.69

0.75

 Na⁺

0.43

0.58

 K⁺

0.32

0.47

 HCO₃⁻

0.67

0.73

 Cl⁻

0.53

0.66

 SO₄⁻⁻

0.41

0.57

Chemical properties

 pH (Susp. 1:2.5 soil–water)

8.23

7.96

 EC_e (dSm⁻¹)

0.686

0.786

 C.E.C (cmol kg⁻¹)

18.76

19.38

 Organic matter (%)

1.38

1.73

 CaCO₃ (%)

1.22

1.32