Table 1.
Results obtained in antifeedant tests, using different concentrations of compounds on D. melanogaster larvae.
| Concentration (ppm) | AI ** (Mean ± SD) | 1 | 3 | 4 | 15 | 16 | 17 |
|---|---|---|---|---|---|---|---|
| Control solvent | 0.0 | ||||||
| 5 | 51.82 ± 6.7 | 52.25 ± 5.4 | 53.00 ± 0.9 | 44.79 ± 3.3 | 53.98 ± 3.6 | 77.51 ± 2.7 | |
| 25 | 45.18 ± 3.4 | 43.77 ± 6.2 | 31.55 ± 4.2 | 37.68 ± 3.6 | 29.46 ± 3.9 | 59.41 ± 1.7 | |
| 50 | 34.27 ± 3.0 | 32.63 ± 2.3 | 32.63 ± 5.3 | 24.98 ± 6.3 | 41.63 ± 4.2 | ||
| 100 | 18.17 ± 1.2 | 16.40 ± 1.9 | 16.50 ±2.8 | 20.80 ± 2.2 | 31.32 ± 2.8 | ||
| * Safrole 5 | 33.21 ± 0.8 | ||||||
| * Azadirachtin 5 | 53.26 ± 1.6 |
The values followed by the same letter are not significantly different. The significance level p < 0.05. ** AI (%) = antifeedant index; AI = [(C−T)/(C+T)] × 100. * are (+)-ve controls.