摘要
对复合杀虫剂花豆宝 (2 0 %氯氰·辛 )在棉花和大豆上的应用显示 ,叶面喷施花豆宝 75 0 - 15 0 0倍对棉铃虫有较好的杀灭作用 ,喷药三天的防治效果达到 97.6 % ;喷施花豆宝 10 0 0倍三天后 ,对大豆食心虫的防治效果可达 94.7%。
A mixed pesticide by 20% Cypermethrin · phoxim was used to control Heliothis armigera and Glyapholitha glycinivorena Matsumers. The results demonstrated that dilution of Huadoubao from 1/750 to 1/1500 used on cotton fields and dilution of 1/1000 used on soybean fields reached the control efficiency at 97.6% and 94.7% respectively after 3 day applied. This chemical can efficiently control the major pest disease of cotton and soybean.
出处
《河南科学》
2000年第4期437-442,共6页
Henan Science
关键词
花豆宝
棉铃虫
虫害防止
棉花
大豆
复合杀虫剂
huadoubao
heliothis armigera
glyapholitha glycinivorena matsumers
pest-control
