摘要
通过梨小食心虫、桃小食心虫、苹果小卷叶蛾三种昆虫性诱剂的应用和系统观察,准确地掌握了1990年这三种果树上主要害虫的发生规律。为虫情测报和化学防治提供了可靠依据,减少了打药次数,好果率由78%提高到93.5%。
Through the use and abservation of sex attractant of oriental fruit moth peach fruit borer and apple tostrix moth.the occurrence regularity in 1990 of these three primary in- sects have been known well.It has provided a reliable basis for both predication of insect condi- tion and chemical control.Application results indicat that times of insecticide spray have been reduced and the rate of good fruit,has increased from 78% to 93.5%.
出处
《天津农林科技》
1992年第2期17-19,共3页
Science and Technology of Tianjin Agriculture and Forestry
关键词
性诱剂
昆虫
化学防治
果树
sex attractant insects chemical control
