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江苏盐城市亭湖区南洋镇一读者近日来电话说,他的10亩地大白菜刚开始包心,最近发生细菌性软腐病,田间病株率达10%。他问:可以用哪些药防治?大白菜软腐病是由胡萝卜软腐欧氏杆菌胡萝卜软腐病亚种细菌侵染引起的细菌性病害,病菌在土壤、肥料中越冬,通过雨水、肥料、昆虫等传播,从伤口侵入。防治大白菜软腐病,可在发病初期用47%春雷·王铜可湿性粉剂400~600倍液,或58.3%氢氧化铜干悬浮剂600~800倍液,或25%叶枯唑可湿性粉剂800倍液,或30%络氨铜水剂350倍液,或20%噻菌铜悬浮剂600倍液,或20%噻森铜悬浮剂300~500倍液,或50%氯溴异氰
A reader in Nanyang Town, Yancheng City, Jiangsu Province, recently said in a telephone call that his 10-acre Chinese cabbage had just begun to pack his heart. Recently, bacterial soft rot disease has taken place and the rate of diseased plants in the field has reached 10%. He asked: What kind of medicine can be used for prevention and treatment? Chinese cabbage soft rot disease is a bacterial disease caused by fungus carrot soft rot carrot subfluenza bacteria infection in the soil, fertilizer winter, through rainwater, fertilizer, Insects and other spread from the wound invaded. Prevention and treatment of cabbage soft rot disease can be used in the early onset of spring thiophene brass 47% WP 400 to 600 times, or 58.3% copper hydroxide SC 600 to 800 times, or 25% 800 times of powder, or 350 times of 30% copper aqua regia agent, or 600 times of 20% thiabendazole copper suspension agent or 300 to 500 times of 20% thionine copper suspension agent, or 50% of bromine isocyanide