论文部分内容阅读
李实叶蜂PriophorusvaripesL .属膜翅目叶蜂科是李果的主要害虫。据在郑州观察 ,一些果园虫果率可达 5 0 %以上 ,被害果实停止生长 ,最后死亡脱落 ,小果内充满虫粪 ,造成大幅度减产。现将防治方法总结如下 :( 1 )休眠期深翻土壤 ,将滞育的虫体埋入深土中 ,次
Li real leaf bee PriophorusvaripesL. Is a Hymenoptera bee is the main fruit pest. According to the observation in Zhengzhou, some fruits and pests in orchards could reach 50% or more. The fruits of the victims stopped growing and eventually died and the small fruit was filled with insect excrement, resulting in a sharp decrease in output. Now the prevention and treatment methods are summarized as follows: (1) deep dormancy soil, Diapause of the deep buried in the worm,