萍乡市油茶农家品种表型遗传多样性分析

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关键词油茶；多样性；变异分析；相关性分析；聚类分析

中图分类号S794.4文献标识码A

文章编号 0517-6611（2025）16-0101-04

doi：10.3969/j.issn.0517-6611.2025.16.022

AbstractOtieTpreesielalyhoticatiogoil-ellrietisingigCiyg providescientifereceforfutegeplsmsouecoltionddgofiprovdvartisitgionMetdtic traits，ncludngfgtf，aadeftightftegleftitfriticksdd weremeasurdlintesideealslpli， andclusteralysis.esulsultsodattntofatiofootcritsitiaellla sources ranged from 13.45% to 75.64% ，with the largest coefficient observed for single fruit weight.Shannon-Weaver diversity index ranged from 2.01to2.14aeitiopuCoeaaleadted number （ P>0.05 ），while a significant correlation was found among 8 other phenotypic traits （ ⋅-0.01 ）.Principal component analysis demonstrated that the first two principal components accounted for a cumulative variance contribution rate of 82.22% .Fruit traits such as fruit diameterfritighgttedpotaofillist ringgrouped38geplasmesoucsitotoajrusters，salfuitil-aamelia（malyparlsd）ndommonoilaeia （Ganpingoil-ta）itallfruitil-aellahvinsallrlavesndfuitsthanooConclusion]undantvratioi typewasbseredamongoil-acamelifrcultivarsiningxingCityithsinglefruitweightbeingteeyraitdistingushingvarious groups.Commonoil-teacameliasowedhigherieldpotentialduetoitslargerfruits，akingitsuitableforreedingimprovedvarietis. Key WordsOil-tea camella;Diversity;Variation analysis;Correlation analysis;Clustering analysis

油茶（Camelliaoleifera）属山茶科（Theaceae）山茶属（Ca-mellia）常绿小乔木，为世界四大木本食用油料作物之一。（剩余6941字）