用敌克松防治黄瓜猝倒病效果好猝倒病是黄瓜苗期的常见病害，有时在种子出土前就发病烂种，幼苗发病是在近地面处茎基部先呈水渍状，绕基扩展后，变黄缢缩变细，不等子叶凋萎就倒伏，开始时个别幼苗发病，几天后就成片淬倒，造成大量幼苗死亡。潮湿时，病部及附近土面密生... The cucumber damping off disease with a good effect of damping off the damping off cucumber damping-off disease is a common disease in cucumber seedling stage, sometimes in the seed germination before the disease, seedling incidence is near the ground at the base of the first water-like base, around the base extension After the yellow shrew shrinkage, ranging from the wilt cotyledons lodging, the beginning of individual seedling disease, a few days after the film into quenching, resulting in a large number of seedlings died. When damp, the diseased part and nearby soil surface are peanut ...