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茶树芽叶害虫对夏茶的威胁很大,在我们徽州地区,每年因小绿叶蝉[Empoasca flavescnes(Fabricius)]的为害而引起的损失达5～10％,其它害虫如茶尺蠖(Ectropis obliqua hy pulina Wehrli)等的为害也很严重。不少地区,防治害虫不从害虫为害的部位、喷药器械的特点、药剂性能等因素考虑,就盲目定出每亩药液的用量,结果是成本高,工效低,当大面积发生虫害时难于控制,同时还会带来大量杀
Tea tree bud leaf pests have a great threat to summer tea. In Huizhou, we lose 5 ~ 10% of the annual damage caused by Empoasca flavescnes (Fabricius). Other pests such as Ectropis obliqua hy Pulina Wehrli) is also very serious damage. In many areas, the prevention and control of pests do not take into consideration the factors such as the location of the pests, the characteristics of the spraying equipment, and the performance of the pesticides. Therefore, the amount of medicinal solution per square meter is blindly set. As a result, the cost is high and the efficiency is low. Difficult to control, but also bring a lot of kill