复配杀灭菊酯乳油对柳杉毛虫毒杀作用试验

Test on the Efficacy of Fenvalerat Compound Emulsion on Dendrolimus latipennis Walker

通过用复配杀灭菊酯乳油1号、2号对柳杉毛虫4～5龄幼虫的室内及林间毒杀试验,得出用1500倍浓度对该虫的毒杀作用分别为90.9%和91.5%。

According to the test of killing 4-5 aged larvas of Dendrolimus latipennis Walkerboth indoor and in forest stand by using the No.1 and No.2 emulsion of Fenvalerat compound,the effective rate of the emulsion diluter (1:1500) is 90.9% and 91.5% for each.