本文调查研究北京市园林花卉(草本花卉)病害种类,。症状及危害,调查结果,草本花卉病害六十多种,分布在四十种植物,其中以真菌病害为主,其次为病毒,细菌,线虫等。发生较普遍和危害严重的病害有:凤仙花白粉病、一串红花叶病、芍药褐斑病、菊花褐斑病、唐菖蒲枯萎病、大理花白粉病及花叶病等病害。 This paper investigates the species of garden flowers (herbaceous flowers) in Beijing. Symptoms and harms, as a result of the survey, more than 60 kinds of herbaceous flowers and diseases were found in 40 kinds of plants, among which fungal diseases were the most common, followed by viruses, bacteria and nematodes. Occurred more common and serious diseases are: Impatiens powdery mildew, a bunch of red mosaic disease, peony brown spot disease, Chrysanthemum spot, Gladiolus wilt disease, Dali blight and Mosaic disease and other diseases.