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柑桔白粉病的综合防治云南省农科院植保所（６５０２０５）许胡兰，郭怡卿，李向东柑桔白粉病主要危害成年树的幼嫩枝、叶及幼果，危害严重时引起落叶、落花、落果、枝条干枯，影响树体生长，降低产量。１病原物柑桔白粉病（Ｏｉｄｉｕｍｔｉｎｇｉｔａｎｉｕｍ）是半知菌...
Integrated Prevention and Control of Powdery Mildew of Yunnan Academy of Plant Protection, Yunnan Academy of Agricultural Sciences XU Hulan, GUO Yiqing, LI Xiangdong Citrus Powdery mildew is the major hazard to young shoots, leaves and young fruits of mature adult trees, causing serious declines, falling flowers, Branches dry, affecting the growth of trees, reduce production. 1 pathogen citrus powdery mildew (Oidiumtingitanium) is half-know bacteria ...