摘要
经室内毒力测定和田间防治试验结果表明,乙虫脒对麦蚜具有较高的毒力,其LC50为58961mg/kg。生产应用时,乙虫脒使用量为25ga.i./667m2左右,对麦蚜控制效果较好,且持效期可达20天以上。
The results of field traial and toxicity in the laboratory showed that acetamiprid was most toxic to wheat Aphis,It's LC50was 5.8961ppm.At the rate of 25g/667m2(a.i.),acetamiprid was very effective to wheat aphis,and the action persistence to control the pesto for above 20 days.
出处
《农药》
CAS
北大核心
1999年第5期35-36,共2页
Agrochemicals
关键词
乙虫脒
麦蚜
生物活性
药效试验
acetamiprid,wheat aphis ,toxicity,control effect.Z