Table 1 The physicochemical characteristics of topsoils collected from the cultivated fields
Texture | pH | EC (dS m−1) | Cd (mg kg−1) | Pb (mg kg−1) | As (mg kg−1) | Cr (mg kg−1) | Ni (mg kg−1) | Zn (mg kg−1) | Cu (mg kg−1) | Co (mg kg−1) | Mn (mg kg−1) |
|---|---|---|---|---|---|---|---|---|---|---|---|
Loamy | 7.4 | 12.1 | 12.2 | 292 | 7.4 | 19.5 | 16.8 | 84.6 | 22.7 | 12.1 | 46.4 |