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吐鲁番是有名的葡萄之乡,葡萄总面积达到1.67万hm2,其中亚尔镇葡萄面积最大可以达到0.47万hm2,葡萄白粉病是吐鲁番葡萄生产上最主要的病害之一,近几年该病的发生有日趋严重之势。特别是近几年吐鲁番降雨次数多,干旱的夏季和潮湿、闷热的天气有利于白粉病的大发生。无论是鲜食葡萄或晾干葡萄均受害严重,且在始发期直接侵染果实,易造成误诊,导致明显减产,甚至毁园绝收。
Turpan is a famous grape village, the total area of grapes reached 16,700 hm2, of which the town of Yar can reach the maximum grape area 4700 hm2, grape powdery mildew is one of the most important diseases in Turpan grape production in recent years the disease There is a growing tendency. Especially in recent years, there are many rainfalls in Turpan, the summer and humid arid, sultry weather is conducive to the occurrence of powdery mildew. Whether fresh grapes or dried grapes are severely damaged, and the direct infection of the fruit during the initial stage, can easily lead to misdiagnosis, resulting in significant yield reduction, or even destroyed the harvest.