From: Larvicidal activity of neem oil (Azadirachta indica) formulation against mosquitoes
Mosquito species | Breeding sites | Pre treatment density | Percent reduction of larval density (mean ± sd) | |||||
---|---|---|---|---|---|---|---|---|
Day-1 | Day-2 | Day-3 | Week-1 | Week-2 | Week-3 | |||
Culex | Pits | 28.9 ± 10.6 | 95.9 ± 3.5 | 90.2 ± 6.9 | 87.2 ± 11.0 | 87.5 ± 8.2 | 85.9 ± 8.0 | 80.5 ± 7.3 |
Tanks | 26.8 ± 11.5 | 91.9 ± 5.8 | 93.2 ± 3.2 | 97.7 ± 1.9 | 92.4 ± 8.0 | 86.2 ± 8.2 | 80.7 ± 9.2 | |
Drains | 115.7 ± 64.6 | 99.4 ± 0.6 | 98.8 ± 1.2 | 98.6 ± 1.4 | 84.9 ± 4.6 | 85.0 ± 11.8 | 77.8 ± 11.0 | |
95.5 ± 4.1 | 94.1 ± 4.3 | 94.5 ± 5.5 | 89.9 ± 2.5 | 85.7 ± 0.8 | 79.7 ± 1.6 | |||
Anopheles | Pits | 13.5 ± 7.5 | 96.2 ± 4.5 | 100 | 100 | 100 | 85.4 ± 14.1 | 76.6 ± 9.6 |
Tanks | 10.4 ± 5.7 | 98.2 ± 1.8 | 100 | 100 | 100 | 87.0 ± 9.7 | 77.7 ± 10.0 | |
Drains | 13.0 ± 6.7 | 100 | 100 | 100 | 100 | 98.7 ± 1.3 | 97.0 ± 3.0 | |
98.1 ± 1.9 | 100 | 100 | 100 | 90.4 ± 7.2 | 83.8 ± 11.5 |