甜叶菊黑斑病是危害甜叶菊产量和质量的第二大病害，常年发病率和危害程度均较高，对甜叶菊的生产构成较大威胁。国内外科研人员对此病的症状特点、病原菌形态及鉴定、病原菌的致病性以及生物学特性等问题进行了研究。本文对甜叶菊黑斑病药剂防治进行了探讨。1试验处理与方法处 Stevia black spot is the second largest disease which endangers the yield and quality of stevia, and its perennial incidence and harm degree are high, posing a big threat to the production of stevia. Researchers at home and abroad on the symptoms and the characteristics of the disease, the pathogen morphology and identification, pathogenicity of pathogens and biological characteristics and other issues were studied. In this paper, the prevention and treatment of stevia black spot disease were discussed. 1 test treatment and method office