基于因子分析的青稞新品系性状评价研究

打开文本图片集

中图分类号：S512.3 文献标志码：A 文章编号：2097-2172（2025）08-0728-06

doi：10.3969/j.issn.2097-2172.2025.08.008

Study on the Trait Evaluation ofNew Hulless BarleyLines Based on Factor Analysis

LIU Jianhua， XU Yinping， HUO Kecang （InstituteofEconomicCropsand Malting Barley，Gansu Academyof Agricultural Sciences，Lanzhou Gansu 730o7o，China）

Abstract：This studyaimstorevealtheintrinsic influencing factorsof highland barleyqualityandtoprovide strongsupport forthediversifid，green，andsustainabledevelopmentofthehighlandbarleyindustry2elitehghlandbarleyvarieties（lies） developedinrecentyearswereusedasexperimentalmaterals.14 traitswereanalyzedusingfactoranalysis，folowedbyPromax obliquerotation.Teresultssowedatintwooundsofcomprehensiveevaluation，O2O04rankedfirstinthecomprehesiesoe andwassuitableforsubsequentregionalvarietyexperimentasanewcultivar.2O2O55，2O2O35，andthecontrolvarietyLongke1 rankedamongthetop4andcouldbeusedasimprovedparents inhighlandbarleybreeding.Inadition，although2212，202029， and202036rankedloweroverall，teyhadhighscores insomeprincipalfactorsandcouldbeusedasresouresfortraitimproement.

KeyWords：Factor analysis; Promax oblique rotation;Highland barley; Trait evaluation

青稞（Hordeum vulgareL.var. nudum Hook.f.）属于禾本科大麦属，具有耐寒、耐旱、耐瘠薄等特性，广泛分布于我国西藏、四川、青海和甘肃等地[1-2]。（剩余6914字）