Table 4.
Knockdown time (KT50) of single monoterpenes at different concentrations (mg/cm2) against the female adult Cx. pipiens as determined by residual assay.
| Compound | Concentration (mg/cm2) | KT50 | 95% confidence limits (min) | Slop ± SE | Intercept ± SE | (χ 2) | |
|---|---|---|---|---|---|---|---|
| Lower | Upper | ||||||
| Camphor | 5 | >60 | — | — | — | — | — |
| 10 | >60 | — | — | — | — | — | |
| 20 | >60 | — | — | — | — | — | |
| 40 | 25.49 | 22.65 | 28.43 | 3.54 ± 0.198 | −4.97 ± 0.296 | 28.67 | |
|
| |||||||
| Menthol | 5 | >60 | — | — | — | — | — |
| 10 | 11.66 | 8.59 | 14.55 | 4.05 ± 0.22 | −4.32 ± 0.27 | 87.40 | |
| 20 | 3.73 | 2.01 | 5.29 | 2.41 ± 0.23 | −1.38 ± 0.25 | 23.43 | |
| 40 | 2.57 | 1.38 | 3.46 | 3.37 ± 0.66 | −1.38 ± 0.55 | 1.79 | |
|
| |||||||
| Camphene | 5 | >60 | — | — | — | — | — |
| 10 | >60 | — | — | — | — | — | |
| 20 | >60 | — | — | — | — | — | |
| 40 | 49.84 | 46.42 | 54.24 | 3.09 ± 0.23 | −5.25 ± 0.37 | 9.76 | |
|
| |||||||
| Deltamethrin | 0.05 | 19.48 | 16.86 | 21.87 | 4.42 ± 0.23 | −5.70 ± 0.33 | 36.89 |
| 0.1 | 12.02 | 10.11 | 13.81 | 3.78 ± 0.20 | −4.08 ± 0.26 | 30.58 | |
| 0.5 | 5.54 | 5.01 | 6.03 | 5.53 ± 0.59 | −4.11 ± 0.50 | 1.74 | |
| 5 | 1.94 | 0.59 | 2.98 | 3.08 ± 0.78 | −0.89 ± 0.64 | 1.98 | |