菜蚜虫是蔬菜生产上主要害虫之一,除为害十字花种蔬菜外,还为害茄子、辣椒、西红柿、菠菜、油菜等,并且还是病毒病的传播者。近年来病毒病的大发生、大流行,其罪魁祸首就是蚜虫,而病毒病所造成的损失远远大于菜蚜虫害的本身。 菜蚜虫靠有翅蚜迁飞扩散,春秋两季发生量大,形成两个为害高峰,即春末夏初时的4～6月以及秋 Vegetable aphids are one of the major pests in vegetable production. In addition to cruciferous vegetables, they are also harmful to eggplant, peppers, tomatoes, spinach, rape, etc. and are also carriers of viral diseases. In recent years, the outbreak of the virus disease, pandemic, its culprit is aphids, and the damage caused by the virus disease is far greater than the vegetable aphid itself. Aphids rely on the winged aphids migrating to disperse, the occurrence of spring and autumn two seasons, the formation of two damaging peaks, that spring and early summer, early April to June and autumn