湘南不同纬度地区“稻一稻一油”三熟制品种筛选研究

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中图分类号：S511.4 文献标识码：A 文章编号：1006-060X（2025）12-0001-04

引用格式：邓力超，李荣德，刘晓玲，等.湘南不同纬度地区“稻—稻—油”三熟制品种筛选研究[J].湖南农业科学，2025（12）：1-4.DOI：10.16498/j.cnki.hnnykx.2025.012.001

Screening of Varieties for Rice-Rice-Oilseed Rape Triple Cropping Across Different Latitudes in Southern Hunan

DENG Li-chao'，LI Rong-de²，LIU Xiao-ling³，HE Hua-yuan4，WU Xiao-feng§，YANG Ri-hua5， ZHOU Xing'，XU Li-jia’

（1.CropReechteofHnrceshC;2tialoechEesadrceCeein 100125，PC;udiicaloeineudio;4resulc DaoxianCountyaoxian42530o，PRC;5.YongzhouInstituteofAgriculturalcience，ongzhou42，C）

Abstract：Toidentifythevarietiessuitablefortherice-rice-oilsedrapetriplecropingsystemacrossvariouslatitudesinSouthe Hunan，weintruedtoarlycerietis（Zugou19dXngaoxian24hlatevarietis（Yeyu9uou 308'，and Taiou398），andtwolseedrape varieties （Fengyou112'and'Yangguang131withshort growthperiods tooduct experimentsatthreealtitudes.Thegrowthperiods，grainyields，andeconomicbenetsofdferentvaritswerecomparedersults showedthatastelatideicreased，earlyic，lateeadseedraedemostratedprolongedgowthpodsndedae presented creasedyels.Ratialcombinatiosofopvarietisaleviatedrotationcfictsadimprovedpoftsof tetrilecoping system.CompreesielyconsideringitiscommendedthatinteicesedpetriplecoppgssteinsouthHuanth combinationof'Zhuliangyou819-Wuyou308/aiyou398-Fengyou112'canbeadoptedinlow-andmidle-altitudeareas.Inhigh altudeareas，theearlyricevariety'Xiangzaoxian24'withamoreflexibleseedlingagecanbeadoptedTimelylate-sowingandearly trasplantingithvooussdisaalsoallvateooncoitsabigdableedngofgaidoilhouota. Key words：Southern Hunan; latitude; rice-rice-oilseed rape; triple cropping system; variety screening

水稻是全球主要的粮食作物之一，世界上超过一半的人口以稻米为主食。（剩余5890字）