在此基础上，研究病害发病条件及玉米的抗性，探讨玉米疯顶病的综合治理方法。
Also the conditions of disease development, maize resistance and disease control measureses were studied.
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。
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.
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