Table 1.
Physicochemical properties of the garden and leather industrial effluent contaminated soil.
| Properties | Garden soila | Leather industrial soil |
|---|---|---|
| Soil texture | Soil mixed with clay and sand | Grainy sand with clay |
| pH | 7.4 | 7.6 |
| Moisture (%) | 53.5 | 63.05 |
| Calcium carbonate | Medium | High |
| Electro conductivity (dsm−1) | 1.5 | 5.9 |
| Macro-nutrients (kg/ha) | ||
| Nitrogen (N) | 201 | 195 |
| Phosphorus (P) | 21.5 | 1.0 |
| Potassium (K) | 600 | 75 |
| Heavy metals (mg/kg) | ||
| Cr | 0.024 | 43.04 |
| Zn | BDL | BDL |
| Cu | 0.032 | 0.16 |
| Pb | BDL | 7.11 |
| Mn | 0.15 | 1.39 |
a
Mean of triplicate, BDL-below detection limit.