2010•Chinese Journal of Hygienic Insecticides of EquipmentsRequires access
Efficacy evaluation of three different kinds of repellent.
Zheng Jian, Chao Chen
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Abstract
Objective To evaluate the repellency of deet,IR3535 and bayrepel against mosquitoes.Methods Efficacy test of deet,IR3535,bayrepel was conducted according to GB/T 17322.10-1998,then evaluating the test data.Results Laboratory tests showed that at the concentration of 5%-10%,the efficacy of 3 repellents had no distinct difference;at the concentration of 15%-20%,the efficacy of 3 repellents had distinct difference,bayrepel was the best,the protection time of 20% bayrepel was 11 h against Aedes albopictus;field evaluations showed that the protection time of 20% bayrepel was 9 h against mosquitoes.Conclusion Bayrepel is an ideal repellent with high stability,long lasting effect,low toxicity.It also has a good prospect.