白粉虱又名小白蛾、白蝇,近年来已成为南方地区切花菊生产上的重要害虫,危害日益严重。危害状况白粉虱以成虫和若虫群集于切花菊下部叶片的背面,能对切花菊造成多种危害。1.成虫和若虫通过刺吸吸食切花菊叶片汁液,造成被害叶片褪绿变黄、萎蔫甚至 Whitefly, also known as small white moth, white fly, in recent years has become an important pest in the production of cut chrysanthemum in the southern region, the increasingly serious harm. Harmful situation Whiteflies to adults and nymphs clustered in the back of the cut chrysanthemum leaves, cut chrysanthemum can cause a variety of hazards. 1. Adults and nymphs suck cut chrysanthemum leaf juice by puncturing and sucking, causing the chlorotic leaf of the victim to turn green, wilting or even wilting