【摘要】 玉米疯顶病的发病植株多数雌、雄穗小叶状增生畸形 ,叶片变厚、有明显的条状突起。鉴定结果表明玉米疯顶病是由霜霉科指疫霉属大孢指疫霉侵染所致 ,是玉米霜霉病的一种。种植抗病品种、适期浇水、防止大水漫灌、及时清除田间病株杂草和药剂拌种能有效防治本病更多还原

【Abstract】 Corn crazy top is one of the new corn diseases occurring in corn production area of Hebei province.Most ears and tassels of the typical diseased corn plants grew abnormally and the leaves became thicker with obvious stripe protrusions.Identification showed that corn crazy top caused by Sclerophathora macrospora(Sacc.)Thirum et al,was one of corn downy mildew.Effective measures for control of this disease were also discussed.更多还原