谷子種質(zhì)資源主要性狀的遺傳多樣性分析

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開放科學(xué)（資源服務(wù)）標(biāo)識(shí)碼（OSID）：

AnalysisofGeneticDiversityinKeyTraitsofFoxtailMilletGermplasmResources

YANZhi-ming（CenterforAgriculturaleneticResourcesResearch，Shanxi AgriculturalUniversity，Taiuan，ShanxiO31）

AbstractObetie]IdrtundestadthgeneticdvesityoflocalfoxtaililtvarietisiSniandimproethutilati cyofgermplassous.etdxailidxpealatelsteaosdg neticdiversityiicsoftirinagooicdqalittraits，ogiprcipalmpontaalsisdsteraalyis.Rsule sults showed that among agronomic traits，grain weight per plant exhibited the largest coeficient of variation （ 22.07% ），while thousand-grain weightdemostratedtegestgeeticdiversityidex（.56）Forualittraitsudefatdisplaedelgestcofcitofan （ 18.82% ），andcrudeproteinshowedtheighestgeneticdiversityindex（1.41）indicatingrelativelyichgeneticdiversityamongthsted materials.Uoostigelatatrifaitstasovdateioftigete cantpostiveelaisndpmosielttioipalmpontalisaldt first five principal components accounted for a cumulative contribution rate of 83. 240% . Cluster analysis using Ward’s method classified the 30 foxtail varieties into five groups. Among these，Group II could serve as breeding materials for quality improvement，while Group IV could be utlizedasigieldmatealsfredingse.Cocusultslidafoudatiofopringthlatiofo tail millet germplasm resources.

Key WordsFoxtail millet;Germplasm resources;Agronomic traits;Quality traits;Genetic diversit

谷子是起源于我國(guó)的古老糧食作物之一，種植歷史悠久，具有抗旱、耐瘠、適應(yīng)性強(qiáng)等特點(diǎn)[1-3]，在我國(guó)北方旱作農(nóng)業(yè)和食品消費(fèi)多元化需求方面占有重要地位。（剩余6902字）