Insecticide | Dosage (%) | Number tested | Mortality (%) |
---|
P-methyl | 0.025 | 40 | 98 |
P-methyl | 0.05 | 40 | 100 |
P-methyl | 0.25 | 40 | 100 |
Malathion | 5 | 201 | 100 |
Permethrin | 0.75 | 111 | 90 |
- Two- to five-day old sugar-fed offspring (F1) of Anopheles arabiensis collected from cattle-sheds in Lower Moshi were exposed for one hour in WHO cylinders lined with papers treated with diagnostic dosages of malathion and permethrin, and a range of dosages of p-methyl.