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葡萄蔓割病又名蔓枯病,原属西北产区的一种重要葡萄病害,现已广泛分布于河南、山东等各葡萄产区。在部分地区的感病葡萄上,发病率可高达60%以上,枝蔓死亡率达10%左右,严重影响葡萄的产量和品质。发病原因:引发葡萄蔓割病的病原为子囊菌亚门葡萄生小隐孢壳菌,无性世代属半知菌亚门
Grape vine cut disease, also known as vine blight, originally belonged to an important grape diseases in the northwest producing areas, is now widely distributed in Henan, Shandong and other grape producing areas. In some areas of the susceptible grapes, the incidence rate can be as high as 60% or more, the death rate of about 10%, seriously affecting the yield and quality of grapes. The cause of the disease: the pathogen that caused the cuture of grape vine was the Cryptosporidium hyphae of Ascomycota subgenus grape,