Table 2.
Effects of K. africana stem bark ethanolic extracts on adult C. maculatus mortality.
| Dosage (mL) | Percentage of mortality at hours post- treatment |
|||
|---|---|---|---|---|
| 24 | 48 | 72 | 96 | |
| Untreated | 0.00 ± 0.00e | 0.00 ± 0.00e | 1.50 ± 1.22e | 3.12 ± 1.22e |
| 0.3 | 28.20 ± 3.05d | 30.22 ± 2.3.34d | 46.14 ± 2.35d | 55.14 ± 2.24d |
| 0.6 | 35.25 ± 1.23c | 55.20 ± 3.18c | 66.22 ± 2.22c | 75.25 ± 3.12c |
| 0.9 | 42.40 ± 1.14b | 50.20 ± 4.33b | 62.15 ± 1.71b | 78.10 ± 2.15b |
| 1.2 | 48.20 ± 2.13a | 62.15 ± 4.35a | 88.25 ± 1.25a | 100.00 ± 0.00a |
Each value is a mean ± standard error of four replicates. Means within the same column follow by the same letter(s) are not significantly different (p > 0.05) using Tukey's test.