摘要
２０％百治虫乳油（有数成分为倍硫磷和灭多成）经室内毒力测定对棉蚜、棉铃虫的共毒系数分别为３１８．９、２Ｏ４．２；田间防治棉蚜、棉铃虫效果良好，它的特点是对大龄（４～５龄）棉铃虫有较强的杀伤力。
s:The toxicities of fenthion-menthomyl 20 EC toAphis gossypii Glover and Heliothis armigera Hubnner weretested in greeen-house. The co-toxicity cofficients were 318.9and 204.2.Fenthion-methomyl 20 EC can effectively controlAphis gossypii Glover and Heliothis armigera Hubner,espe-cially 4-5 stadium larva of Heliothis armigera Hubner in field.
出处
《农药》
CAS
北大核心
1995年第1期37-39,共3页
Agrochemicals
关键词
百治虫乳油
棉蚜
棉铃虫
棉花
刹虫剂
fenthion-methomyl,EC,Aphis gossypii Glover、Heliothis armigera Hubner,Control.
