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大白菜软腐病、黑腐病、细菌性斑点病及黄瓜缘枯病、细菌性角斑病等一直困扰着蔬菜生产。50年代应用铜制剂有效,但常对蔬菜发生药害。目前国内外多用农用链霉紊防治。天津市植物保护研究所杨崇实研究员及其助手经10多年研究,经纸碟法抑菌筛选和田间试验,以医学生物与无机化学农药三次反应复合制成细菌灵1号DS和细菌灵2号SP,经天津市劳动卫生研究所毒性试验为最低毒。在市重点攻关课题“大白菜主要病害综合防治”中应用,防治大白菜软腐病效果达82%、黑腐病效
Chinese cabbage soft rot, black rot, bacterial speckle disease and Cucumber edge blight, bacterial angular leaf disease has been plagued vegetable production. 50’s copper preparations effective, but often phytotoxicity on vegetables. At present, the use of agricultural streptomyces prevention and treatment at home and abroad. Tianjin Institute of Plant Protection Yang Chongshi researcher and his assistant for more than 10 years of research, antibacterial screening by paper dish method and field trials to medical and inorganic chemical pesticides three times the reaction complex made Bacterin 1 and Bacterin 2 SP , By the Tianjin Institute of Labor and Sanitation toxicity test for the minimum toxicity. In the city’s key research topics “integrated prevention and treatment of major diseases of Chinese cabbage ” application, prevention and treatment of cabbage soft rot effect of 82%, black rot