小绿叶蝉[Empoasca flavescens(Fabricius)]是我省各产茶区主要的常发性害虫。从目前国内外对小绿叶蝉的防治研究及生产实践来看,应用药剂防治仍然是现阶段确保茶叶新梢免受其害的重要手段。但多年来,不少生产单位在应用药剂防治中,往往存在用药时期不当,使用浓度过大,次数过多的现象。这种不合理使用农药的现象引致农药残留,影响茶叶品质,增加成本,杀伤天敌致使害虫更为猖獗 Empoasca flavescens (Fabricius) is the main pest in tea producing areas in our province. From the current domestic and foreign prevention and control of small green leafhopper and production practice point of view, the application of chemical control is still at this stage to ensure that tea shoots an important tool from harm. However, over the years, many production units in the application of pharmaceutical control, there are often improper medication, the use of excessive concentration, the phenomenon of excessive frequency. This phenomenon of unreasonable use of pesticides lead to pesticide residues, affecting the quality of tea, increasing costs, killing natural enemies, causing pests more rampant