Table 2 Properties of the soil samples (Salidic Calciustoll)

Texture

Sandy clay loam

pH

10.1

Water saturation percentage

53.9 %

Electrical conductivity (EC)

4.1 dS m

Sodium adsorption ratio (SAR)

32.6

Exchangeable sodium Percentage (ESP)

93.3 %

Ca

2.7 mmol L⁻¹

Mg

1.2 mmol L⁻¹

K

0.24 mmol L⁻¹

Na

45.7 mmol L⁻¹

Sulfates

8.7 mmol L⁻¹

Chlorides

14.5 mmol L⁻¹

Bicarbonates

21.4 mmol L⁻¹

Cation exchange capacity (CEC)

12.0 cmol(+) kg⁻¹

Na interchangeably

11.1 cmol(+) kg⁻¹

Organic carbon (OC)

0.3 %