高產廣適玉米新品種勛單28的選育

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中圖分類號：S331 文獻標識碼：A 文章編號：1006-060X（2025）05-0006-06

引用格式：，等.高產廣適玉米新品種鄖單28的選育[J].湖南農業(yè)科學，2025（5）：6-11.DOI：10.16498/j.cnki.hnnykx.2025.005.002

Abstract：Yundan28isanewhybridmaizevarietybredbytheShiyanAcademyofAgriculturalSciencesandEnshiAcademyof Agricultural Sciences，withthe parental combinationof'WDo7×12ED27.This varietywasselectedto participate intheegional trial of maize varieties in mountainous areas of Hubei Province from 2O22 to 2023，achieving the average yield of 11016.45kg/hm2 which increased by 10.16% compared with that of the control variety 'Huayu 11'. In July 2024， it was approved by the Crop Variety Approval CommiteeofHubei Province.Yundan28'hadthecharacteristicsofahighandstableyield，strongdiseaseresistance，nd wideadaptability.Itissuitableforspring maizecutivationinhillyareasofHubeirovinceandmidle-andlow-altitudeareasof SichuanProvince.Thispaperintroducesthebedingideasbredingprocessparentandvarietychracteristics，ieldpefoance， andcultivationtechniquesofYundan8'，mingtoproviderferencefothepromotionandapplicationofthisvarietyinprouction. Key words： new maize variety; Yundan 28'; breeding; characteristics; cultivation techniques

2023年中央一號文件明確提出“實施新一輪千億斤糧食產能提升行動”和“實施玉米單產提升工程”。（剩余7794字）