摘要
4种杀虫剂对小菜蛾的田间药效试验结果表明,用药后1、3、7 d防效分别为53.01%～60.03%、73.01%～80.05%、78.71%～90.96%。其中5%甲氨基阿维菌素苯甲酸盐乳油药效较为理想,具有一定的速效性及良好的持效性,可推广使用。
Four chemical insecticides were tested in field for controlling Plutella xyloste1la L.The results showed that after the insecticides applied 1,3,7 days,the control effects were 53.01%～60.03%,73.01%～80.05%、78.71%～90.96% respetively.5% Emamectin benzoate EC has excellent activity against P.xylostella L and could be widely used in production.
出处
《现代农业科技》
2011年第11期162-162,164,共2页
Modern Agricultural Science and Technology
关键词
杀虫剂
小菜蛾
防效
pesticides
Plutella xylostella L
control effect
