冬瓜枯萎病的防治冬瓜枯萎病是影响冬瓜生产的主要病害。整个生育期都可发生，结瓜期最盛。幼苗受害后子叶萎蔫，茎基部变褐萎缩，猝倒；生长期发病叶片从基部向上逐渐萎蔫枯死；成株期受害，初期望基部截面变褐，后期基部皮层纵裂，茎叶萎蔫而死。重病年常引起减产２０％... Prevention and control of melon wilt Wilt of melon is the main disease that affects the production of melon. The whole growth period can occur, the longest peak fruiting period. Seedling wilt cotyledon after injury, the base of the base browning and atrophy, cataplexy; the growth of the diseased leaves gradually wilted wilt from the base upward; adult stage victims, the initial hope of the base section brown, late cortical longitudinal crack, stem and wilted and died. Severe illness often causes 20% cut ...