〜4。[14]赵书文,杨秀林,郭东,等玉米大斑病的流行原因与综合治理措施[J]。中国植保导刊,2005(4):10〜12。BigcornspotheonsetofdiseasecausesaidpreventionresearchChenyu(ZaoZhuangcollegeofthecollegeoflifescienceZaoZhuanginshandongprovince277160)Abstract:Cornintheproductionprocessbyallkindsofdiseaseandinsectpestoftenharm,bigcornspotdiseaseisoneoftheimportantdiseasescorn.Inrecentyears,urrence,seedproductionandqualityofinfluence.urrenceandprevalenceofrotationsystemdiseaseresistancebyinbredlinesclimateconditionandcultivationmeasuresthefactorsofthemany.Withthepopularizationandcultivationresistancehybridsystemofchanges,largespotdiseaseharmoncegetcontrolbutalsoneedtofurtherresearchandprevention.So,nowIandfromthereasonandpreventionmeasuresandotheraspects,epossible.Keyword:bigcornspotdisease;Influencingfactors;Countermeasurestopreventandcontrol.