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炭疽病为百合的常见病,又称鳞片黑腐病,分布广泛,发生较普遍,保护地、露地均可发病,以夏秋露地种植发病较重,通常病株20%左右,重病地块发病率达70%以上,明显影响百合生产。温暖潮湿适宜发病,病菌生长温度4~34℃,发病适宜温度20~26℃,百合生长期多雨,尤其是球茎生长期阴雨较多,田间积水发病较重。主要侵害叶片,重时亦侵害茎秆。发病症状叶片染病:初期出现水浸状暗绿色小点,以后发展成近圆形至椭圆形灰白至黄褐色坏死斑,边缘多具有浅黄色晕
Anthrax is a common disease of lily, also known as scale black rot, widely distributed, occurs more commonly, protected areas, open field can be disease, the summer autumn planting exposed heavy incidence, usually about 20% of diseased plants, the incidence of serious disease Up to 70%, significantly affect the production of lily. Warm and humid suitable for the disease, the growth temperature of germs 4 ~ 34 ℃, the incidence of appropriate temperature 20 ~ 26 ℃, lily growing season rainy, especially cloudy growing bulbs, field heavier water disease. The main damage to leaves, when heavy also infringe the stalks. Morbidity of the disease leaf disease: the initial appearance of the flooding dark green dots, later developed into a nearly round to oval gray to brown necrotic spots, the edge with a more yellowish halo