Table 5 Geometric mean number of live or moribund mosquitoes per dog and insecticidal efficacy (%) of DPP after 24, 48 and 72 h of incubation after exposure on Days 21 and 28
Exposure Day | Groups 1 and 3 (untreateda) Incubation Time (h) | Groups 2 and 4 (DPPb) Incubation Time (h) | ||||
|---|---|---|---|---|---|---|
24 | 48 | 72 | 24 | 48 | 72 | |
21 | 20.0/27.2c | 18.3d | 16.8d | 3.6/28.4 81.8% | 3.5 80.7% | 3.5 78.9% |
28 | 17.6/21.8 | 16.5 | 15.2 | 3.5/22.6 80.4% | 3.2 80.3% | 3.2 78.6% |
Overall efficacy | 81.1% | 80.5% | 78.7% | |||