Table 5.
Leaves of O. basilicum essential oil insecticidal toxicity against S. zeamais on the concentration variation within 24 h of exposure time.
| Concentration of essential oil (μgmL−1) | Mean corrected mortality (%) ± SD |
|---|---|
| Control (acetone treated) | 1.67 ± 2.89g |
| 32.67 | 47.46 ± 2.50f |
| 65.33 | 55.97 ± 1.67e |
| 98.00 | 64.39 ± 1.06d |
| 130.67 | 77.98 ± 2.64c |
| 163.33 | 89.83 ± 0.30b |
| 196.00 | 98.33 ± 2.89a |
| 228.67 | 100.00 ± 0.00a |
| 261.33 | 100.00 ± 0.00a |
| 294.00 | 100.00 ± 0.00a |
| 326.67 | 100.00 ± 0.00a |
| Malathion | 91.67 ± 2.89b |
Mortality values followed by the same superscript letters within the same column (concentration variation) are not significantly different by using one-way ANOVA (P ≤ 0.05) followed by LSD test.