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拟除虫菊酯类药剂杀虫范围广、用量少、安全、高效、低残留,可防治多种农田害虫。1981年太原市北郊区小井峪公社大王大队,对茴子白银纹夜蛾进行了防治试验。药剂为2.5％溴氰菊酯(法国进口)、10％速灭菊酯(安徽化工研究所新产品)、20％中西菊酯(上海第十四制药厂产品),80％敌敌畏(永济农药厂产品),随机区组排列,9个处理,3次重复,小区面积0.075亩。在银纹夜蛾危害盛期,6月9日喷药,第二天每小区随机抽查100株的活虫数,第四天每小区随机抽查50株的活虫数,结果见下表。
Pyrethroid pesticides a wide range of pesticides, with less, safe, efficient, low residue, can control a variety of farmland pests. In 1981, Taiyuan, North Suburbs District, Taiyuan, Wang commune brigade, on the white fennel anti-infestation test. Pharmacy agents include 2.5% deltamethrin (imported from France), 10% velvethrin (new product from Anhui Chemical Industry Research Institute), 20% midthrin (Shanghai Fourteenth Pharmaceutical Factory), 80% dichlorvos Plant products), random block arrangement, 9 treatment, 3 repetitions, the plot area of 0.075 acres. Spodoptera litura jeopardize the peak, spraying on June 9, the next day every district randomly selected 100 live insects, the fourth day of random sampling 50 live insects, the results in the table below.