烟粉虱是一种寄主作物多、繁殖率高、暴发性强、危害性大的害虫,不仅对作物造成直接危害,还会传播番茄黄化曲叶病等多种病毒病。近年来烟粉虱在江苏省沿江、沿海和淮北地区的蔬菜上危害有逐年加重趋势。春 Bemisia tabaci is a kind of pest with many host crops, high reproductive rate, violent outburst and great harmfulness. It not only causes direct harm to crops, but also spreads a variety of viral diseases such as tomato yellow leaf curl disease. In recent years, the mortality of B. tabaci on vegetables in the coastal areas of Jiangsu Province, coastal areas and Huaibei has been increasing year by year. spring