| Treatment | Mortality (%) of the larvae after | ||||||
| 5/2/2018 | 13/2/2018 | 19/2/2018 | 26/2/2018 | 5/3/2018 | 12/3/2018 | 19/3/2018 | |
| week 0 | week 1 | week 2 | week 3 | week 4 | week 5 | week 6 | |
| Chinaberry | 0 | 56.7 | 56.7 | 76.5 | 90.4 | 95.0 | 95.6 |
| Garlic | 0 | 30.0 | 53.3 | 85.3 | 92.3 | 95.0 | 97.1 |
| Neem | 0 | 63.3 | 73.3 | 82.4 | 90.4 | 95.0 | 98.5 |
| Cypermethrin | 0 | 43.3 | 50.0 | 70.6 | 88.5 | 93.3 | 95.6 |