近几年，大蒜茎腐病为害逐年加重，已上升为大蒜的主要病害，严重影响大蒜的产量和品质。1症状　　大蒜茎腐病由子囊菌亚门核盘菌侵染所致。蒜株发病部位在大蒜假茎基部。初期发病病部水渍状，以后病斑变暗色或灰白色。湿度大时，病部变软、溃疡腐烂，表面长出白色绵毛状的菌丝 In recent years, garlic stalk rot disease increased year by year, has risen to the main diseases of garlic, seriously affecting the yield and quality of garlic. 1 Symptoms Garlic stalk rot from the Ascomycosis submucanosis caused by infection. The incidence of garlic plant in the false stem base of garlic. The initial pathogenesis of water stains, after the lesion becomes dark or gray. When humidity is high, the diseased part softens, the ulcer decays, and the surface grows white fleece-like hyphae