Untreated net | New alphacypermethrin | 1.5 year alphacypermethrin | New Olyset | 7 year Olyset | |
---|---|---|---|---|---|
An. gambiae Kisumu strain | |||||
% Knockdown at 60 min | 0a | 88b | 70c | 75c | 56d |
% Mortality after 24 hours | 0a | 84b | 87b | 99c | 89b |
Cx. quinquefasciatus Masimbani strain | |||||
% Knockdown at 60 min | 1a | 1a | 0a | 5a | 0a |
% Mortality after 24 hours | 0a | 2ab | 9cd | 17c | 7bd |