| Treatment | Physicochemical parameters | ||||
| Temperature (˚C) | Dissolved Oxygen (mg∙L−1) | pH | Turbidity (ppm) | Conductivity (µS∙cm−1) | |
| Control | 20.6 ± 0.03 | 8.9 ± 0.1 | 7.4 ± 0.01 | 145.9 ± 0.1 | 282.2 ± 0.1 |
| Malathion | 20.5 ± 0.03 | 8.9 ± 0.1 | 7.4 ± 0.01 | 149.1 ± 0.2 | 233.6 ± 0.3 |
| Permethrin | 20.5 ± 0.02 | 9.0 ± 0.1 | 7.5 ± 0.02 | 160.7 ± 0.1 | 321.9 ± 0.1 |