Table 2.
Optimization of insecticide dosage for larvae selection.
| Insecticide | Concentration (mg/ml) | No. exposed | Average 72-h mortality (%) |
|---|---|---|---|
| Chlorfenapyr | 0.3 | 500 | 100 |
| 0.2 | 500 | 99.8 | |
| 0.005 | 500 | 99.0 | |
| 0.0025 | 500 | 84.8 | |
| 0.0015 | 500 | 63.8a | |
| Clothianidin | 0.3 | 500 | 100 |
| 0.1 | 500 | 99.2 | |
| 0.08 | 500 | 100 | |
| 0.06 | 500 | 86.4 | |
| 0.05 | 500 | 73.2 | |
| 0.015 | 500 | 43.8a |
Target concentrations resulting in moderate mortality (34–66%).