在棚室蔬菜生产中,病虫害防治工作效果如何,直接关系到蔬菜的产量和质量。虽然我们在病虫害防治工作中一直都在讲虫卵兼杀,不少菜农也意识到杀卵对防治虫害的重要性,但由于诸多原因,只重防虫杀虫,而忽视杀卵的现象时有发生,加之有的害虫体型小,生活周期短,产卵量高,导致世代重叠产重,极易产生抗药性。 Vegetable production in the shed, the effectiveness of pest and disease control work, is directly related to the yield and quality of vegetables. Although we have always talked about egg killing in pest control work, many vegetable farmers are also aware of the importance of egg killing on pest control. However, for many reasons, they only emphasize pest control and neglect the phenomenon of egg killing Occurred, together with some pests small size, short life cycle, high fecundity, leading generations of overlapping and yielding, easy to produce resistance.