Table 2. Assessment of some soil parameters at harvest-2 (40th day) under Cr & Pb stress.
| SOV | Cr (ppm) | Pb (ppm) | F-value | LSD (5%) | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0 | 50 | 100 | 150 | 250 | 300 | 30 | 60 | 100 | 150 | 300 | |||
| pH | 7.6 | 7.4 | 7.4 | 7.2 | 6.6 | 6.4 | 7.2 | 7 | 6.7 | 6.4 | 6.3 | 2.5 | 0.1 |
| SOM (%) | 2.8 | 2.6 | 2.46 | 2.31 | 2 | 1.8 | 2.7 | 2.51 | 2.36 | 2 | 1.8 | 19 | 0.14 |
| Urease Activity (mg NH4-N kg−1 24 h−1) |
14.6 | 14 | 13.2 | 11.1 | 9.7 | 8.5 | 14.2 | 12.5 | 10.7 | 9.2 | 7.6 | 15.3 | 1.01 |
| CO2 evolution (mg): | 176 | 171 | 165 | 153.4 | 145 | 124 | 177 | 171.3 | 160.7 | 149.1 | 135 | 12.7 | 6.54 |
| Soil nutrients | |||||||||||||
| N (%) | 2.82 | 2.5 | 2.3 | 2.1 | 1.9 | 1.62 | 2.4 | 2.2 | 2 | 1.6 | 1.45 | 22.1 | 0.47 |
| P (ppm) | 8.2 | 8.2 | 8 | 7.7 | 7.3 | 6.6 | 8.1 | 8 | 7.7 | 7.3 | 6.3 | 2.9 | 0.18 |
| K (ppm) | 182 | 178 | 172.4 | 155 | 142.1 | 124.1 | 179.2 | 177 | 160.2 | 143 | 128.6 | 9.6 | 9.03 |