Table 1 The physicochemical characteristics of the soil sample used in the present experiment
Soil texture class | Sand (%) | Silt (%) | Clay (%) | Organic matter (%) | EC (dS m−1) | pH | Potassium (mg kg−1) | Phosphorous (mg kg−1) | Nitrogen (%) | Lead (mg kg−1) | Nickel (mg kg−1) |
|---|---|---|---|---|---|---|---|---|---|---|---|
Loam sandy clay | 55 | 15.5 | 29.5 | 1.53 | 1.23 | 7.35 | 494.15 | 8.59 | 0.082 | 0.068 | 0.027 |