Table 2.
Second-instar larvael activity of the Thymus serpillum EO.
| Time (h) | Concentration (mg/mL) |
Mortality (%) ± SD |
LC50 (mg/mL) (95%CL *) |
LC90 (mg/mL) (95%CL) |
χ2 |
|---|---|---|---|---|---|
| 12 | 0.25 | 3.3 ± 2.9 b | 1.632 (1.281–2.378) | 4.463 (2.886–11.051) | 15.980 |
| 0.5 | 5.0 ± 5.0 b | ||||
| 1.0 | 18.3 ± 5.8 b | ||||
| 2.0 | 66.7 ± 10.4 a | ||||
| F3,8 = 60.317, p < 0.0001 | |||||
| 24 | 0.25 | 11.7 ± 2.9 c | 1.033 (0.815–1.393) | 3.294 (2.186–7.114) | 15.789 |
| 0.5 | 16.7 ± 2.9 c | ||||
| 1.0 | 35.0 ± 5.0 b | ||||
| 2.0 | 83.3 ± 10.4 a | ||||
| F3,8 = 85.481, p < 0.0001 | |||||
| 36 | 0.25 | 15.0 ± 0.0 c | 0.780 (0.667–0.919) | 2.317 (1.794–3.384) | 10.300 |
| 0.5 | 23.3 ± 7.6 c | ||||
| 1.0 | 53.3 ± 7.6 b | ||||
| 2.0 | 93.3 ± 2.9 a | ||||
| F3,8 = 120.600, p < 0.0001 | |||||
| 48 | 0.25 | 20.0 ± 5.0 c | 0.606 (0.517–0.707) | 1.749 (1.386–2.460) | 10.254 |
| 0.5 | 35.0 ± 8.7 c | ||||
| 1.0 | 65.0 ± 5.0 b | ||||
| 2.0 | 98.3 ± 2.9 a | ||||
| F3,8 = 108.062, p < 0.0001 | |||||
| 60 | 0.25 | 31.7 ± 2.9 c | 0.444 (0.369–0.520) | 1.313 (1.049–1.835) | 8.827 |
| 0.5 | 46.7 ± 10.0 c | ||||
| 1.0 | 80.0 ± 5.0 b | ||||
| 2.0 | 100 ± 0.0 a | ||||
| F3,8 = 81.784, p < 0.0001 | |||||
| 72 | 0.25 | 46.7 ± 2.9 b | 0.300 (0.228–0.365) | 0.959 (0.767–1.357) | 9.744 |
| 0.5 | 65.0 ± 10.0 b | ||||
| 1.0 | 90.0 ± 10.0 a | ||||
| 2.0 | 100 ± 0.0 a | ||||
| F3,8 = 33.640, p < 0.0001 |
CL *: confidence limit which has been calculated with 95% confidence. The symbols “a”, “b” and “c” in the table denote levels of statistical significance, indicating meaningful differences between groups.