【摘要】 灭幼脲Ⅲ号与阿维菌素 2种农药混配成的 4种混剂以及 2种农药单剂对马尾松毛虫进行室内毒力测定。筛选出最佳混剂B在林间防治马尾松毛虫。试验表明 :混剂防效好于灭幼脲Ⅲ号单剂 ,而且有一定的速效作用 ;最佳混剂B的推荐使用量为 5 2 5g/hm2 。更多还原

【Abstract】 Toxicity test of abamectin,chlorbenzuron Ⅲ and their mixtures against Dendrolimus punctatus (Walker) in lab was made.The result showed mixture B was the best.Use of mixture B against Dendrolimus punctatus in forest resulted in a higher mortality and quicker effect than that of abamectin and chlorbenzuron Ⅲ.The recommended dosage of mixture B was 525 g/hm 2.更多还原