近几年蔬菜上的病毒病和茶黄螨时有发生,且有日趋严重之势。二者多发生在蔬菜幼嫩的新叶和生长点(或花和幼果上),叶片卷曲变细长,不少菜农误把茶黄螨和病毒病的危害都称之为“小叶病”,误用治病毒农药防治茶黄螨虫害,耽误了防治有利时机,给蔬菜生产造成极大的经济损失。如2001 In recent years, viral diseases and vegetables Occurrence of Occurrence of vegetables, and there is a growing trend. Occurred in both young vegetables and new growth points (or flowers and young fruits), leaf curls become slender, many vegetable farmers mistakenly put the eyes of yellow mite and viral diseases are called “leaflet disease” , Mistreatment of virus pesticides to control opium tea mites damage, delayed the favorable opportunity to control, causing great economic losses to vegetable production. Such as 2001