豫南甘蓝型油菜新品种产量及农艺性状的综合评价

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中图分类号：S565.4 文献标识码：A DOI编码：10.3969/j.issn.1006—6500.2025.09.004

ComprehensiveEvaluationof Yieldand Agronomic Traits ofNew Varieties of Brasica napus inSouthern Henan

LIU Jing， WANGJunwei，LIQigan， WU Chang， YANG Fengyuan， CHENG Hui （XinyangAcademyofAgricultural Science，Xinyang，Henan464ooo，China）

Abstract：Inodertoexplorethecharacteristicsofnewrapeseed（BrasicanapusL.）varietisinsoutherHenanandpromoteeeficientutliationandpromotioofexcelentrapesedvarieties，9apesdvarietisintroducedintoXinyangreusdasexpriental materials.Variationaalsisorelatonnalsis，eyorrelationanaysis，DOSethodandgorelaonmedeuedt comprehensivelyanalye1lritsof hese9varieties.Theresultsshowedthatthecoeficientofvariationofthemaintraitsofthetested varieties ranged from 0.46% to 49.89 % . The yield per plant was significantly positivelycorrelated with the number of effective siliquesperplant，iificantlyativelyoelatdwithtdivisinposiionndtreelysigniintlygatielyeatdit thegrowthperodTeyieldassificantlygativelyoelatedwittegrothpeodndeteelysigiicantlygatively withtheincideneratenddiseaseindexofslerotiiasclerotioum.Teyieldperpant，fectiveumberofsiliquesperplant，mber of efective branchesperplantandthousand-grain weighthadhighgreycorelationwithyield.TheankingofDOPSISmethod，grey corelationmethodandyieldweresimilar，showingthatZongyouza5O1，Qinyou1618，Qinyou59O3andXinyouza1134hadgood comprehensivecharacteritics.Insummary，Zhongyouza501Qinyou1618，Qinyou59O3andXinyouza1134aresuitableforpromotion and cultivation in Southern Henan region.

Key Words： Southern Henan; Brassica napus L.;agronomic traits;DTOPSIS method;gray correlation method

油菜是我国第一大油料作物，其价值不仅体现在食用油生产，更延伸至食品、饲料、工业原料、生态修复及能源等多领域，大力发展油菜产业对保障食用油供给安全、促进农业增效和农民增收意义重大-2。（剩余6255字）