应用氯氰菊酯和B.t.I H-14混配杀虫剂现场防治城市蚊幼虫的效果评价
Efficiency evaluation of field control of mosquito larvae with cypermethrin and B.t.I H-14.
冯向阳1;茹峰2;耿文奎3林寿远2;梁善凡1;黄丽华1;苏星1
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作者单位：1.广西壮族自治区卫生防疫站,南宁530021;2.北海市卫生防疫站,北海536000;3.广西壮族自治区卫生厅,南宁530021
中文关键词：氯氰菊酯;B.t.iH-14;混配杀虫剂;容器指数;毒杀持效;蚊虫幼虫
英文关键词：cypermethrin; Bacillus thuringiensis; mixed insecticide; container index; toxicity duration; mosquito larva
中文摘要：采用常量喷雾或注射器滴注方法观察氯氰菊酯、B.t.iH 14混配杀虫剂对城市中小型蚊幼虫孳生地现场防治蚊幼虫的效果。结果表明用 2.5mg/L、5.0mg/L混配杀虫剂分别处理蚊幼虫孳生地 ,1天后蚊幼虫下降率均为 100 %。容器指数由处理前的 53.5和 51.6下降至零的持效期分别为 14和 21
英文摘要：The efficiency of field control of mosquito larvae with cypermethrin and Bacillus thuringiensis mixed insecticide was investigated using spraying or topical application. The decrease rates of larvae numbers were 100% after the growing places of sma