In this paper the main diseases of corn were elaborated on: Corn northern leaf blight,Corn southern leaf blight,Corn head smut,Corn smut,Corn stem rot(Corn stalk rot),Curvularia leaf spot of Corn,Gray leaf spot of Corn,Corn rust disease.Dwarf mosaic disease of Corn,Corn ear rot and their pathogens and prevalence.It indicted the genetic characteristics of resistance and research progress,the collection and screening of resistant resourses,the breeding and improvement methods of resistant varieties.

阐述了玉米主要病害玉米大小斑病、丝黑穗病、黑粉病、茎腐病(青枯病)、弯孢叶斑病、灰斑病、锈病、矮花叶病、穗粒腐病的病原菌及其流行情况。提出抗性遗传特性和研究进展、抗源的收集筛选和品种抗病性选育改良方法。