陇东苹果主要食心虫和卷叶蛾成虫发生动态监测

Dynamics Monitoring of Occurs of Borers and Leafrollers Adult on Apple in Longdong Areas

利用性诱剂对陇东地区梨小食心虫、李小食心虫和苹小卷叶蛾进行了成虫发生动态监测。结果表明:庆阳、平凉两市梨小食心虫、李小食心虫和苹小卷叶蛾均有发生,庆阳市较平凉市发生程度轻、发生晚、发生时间短、高峰次数少。

In order to find out the occurrence status of main borers and leafrollers on apple in Longdong area ,occurrencestatus of adults including Grapholita molesta,Cydia funebrana and Adoxophyes oranain were monitored using sex pheromones. Theresults as follows：Grapholita molesta,Cydia funebrana and Adoxophyes oranain were occurred in Longdong area. The pestsoccurred in Qingyang city were lighter,later,shorter and peak times less than Pingliang city.