目前,盆栽花卉主要的病虫害有蚜虫、蚧壳虫、红蜘蛛、白粉虱、白粉病、褐斑病等。笔者就这些常见病虫害的防治做一介绍: 蚜虫又叫腻虫,种类很多,有棉蚜、菊蚜、蔷薇蚜等,体型有大有小,颜色有黑、白、绿。为害部位有叶片、新梢、花营、花瓣,是一种刺吸式害虫,其危害常使叶片变黄,花蕾凋萎;分泌的黏液使植株感染霉菌。一般可用敌敌畏或氧化乐果防治,花期可用2000倍的溴氰菊酯喷洒全株。 At present, the main pests of potted flowers are aphids, scale insects, spider mites, whitefly, powdery mildew, brown spot and so on. The author on the prevention and treatment of these common pests and diseases to do an introduction: aphids, also known as greyworms, many types of cotton aphids, aphids, rose aphids, body size there are large and small, the color of black, white and green. Damage to parts of the leaves, shoots, flower camp, petals, is a sucking suction pests, the damage often leaves turn yellow, bud wilting; secretion of mucus plants infected with mold. Generally available dichlorvos or omethoate control, flowering can be 2000 times the deltamethrin spraying the whole plant.