黑尾叶蝉(Nephotettix cincticeps uhler)是我国水稻的主要害虫之一。它不仅刺吸稻株汁液直接危害水稻,而且还传播水稻普通矮缩病、黄矮病等病毒病,严重影响了水稻的稳产高产。长期以来对黑尾叶蝉主要是应用有机磷杀虫剂1605、马拉松、乐果等防治,其中马拉松效果尤为显著。但近年来,在用药水平高的地区普遍反映防治效果下降,不少地区 Nephotettix cincticeps uhler is one of the main pests of rice in our country. It not only sucks rice plant juice directly endanger rice, but also spread ordinary rice dwarf disease, yellow dwarf virus diseases, seriously affected the stable and high yield of rice. For a long time the black-tailed leafhopper is the main application of organophosphate insecticide 1605, marathon, dimethoate prevention and treatment, marathon effect is particularly significant. However, in recent years, the control effect has generally declined in many areas with high drug levels