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黑尾叶蝉的天敌种类颇多,卵、若虫和成虫均有许多天敌,据记载响虫天敌共有二百多种,绝大部份均可寄生或捕食黑尾叶蝉,对黑尾叶蝉的发生量有一定控制作用。近年来,黑尾叶蝉数量日益增加,为害逐渐严重?尤其由它所传毒的矮缩病上升更为明显,对生产威胁很大。在目前黑尾叶蝉大发生的情况下,正确地使用化学药剂防治黑尾叶蝉,是完全必要的,可以起到突击治虫的作用,有利于压低虫口,减少损失。但是,一些地区近年来用药水平逐
There are many kinds of natural enemies of the black-tailed leafhopper. Egg, nymphs and adults have many natural enemies. According to the record, there are over 200 kinds of natural enemies of snapping insects. Most of them can parasitize or prey on the black-leafed leafhopper, The occurrence of a certain amount of control. In recent years, the increasing number of black-tailed leafhoppers, the damage gradually worsened, especially by its spread of dwarfism increased more apparent threat to production. In the current case of black-tailed leafhopper, proper use of chemical agents to control black-tailed leafhopper is absolutely necessary and can play a role in surprise pest control, which helps to lower the insect population and reduce losses. However, in some areas, the level of medication has risen in recent years