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野生毛花猕猴桃果实品质主成分分析及综合评价.PDF

来源：花匠小妙招时间：2025-05-23 14:28

中国农学通报 2016,32(1):92-96 Chinese Agricultural Science Bulletin 野生毛花猕猴桃果实品质主成分分析及综合评价曲雪艳，郎彬彬，钟敏，朱博，陶俊杰，黄春辉，徐小彪（江西农业大学农学院，南昌330045）摘要：为构建毛花猕猴桃果实品质评价体系，利用DPSS 软件对野生毛花猕猴桃可溶性糖、可滴定酸、维生素C 、可溶性固形物等品质指标进行主成分分析。结果表明，果实变异系数差异明显，其中可溶性糖变异系数最大，达41.34% ；主成分分析表明，将6 个品质指标综合成3 个主成分因子，可代表野生毛花猕猴桃果实品质的82.629%的信息量；综合评价结果表明，59、13、14、12、55、4 、60、15、57、25 、58 号样品野生毛花猕猴桃果实品质优异，41 、45 、21 、20 、53、34、22 、32 号样品野生毛花猕猴桃果实品质较差。本研究对收集的野生毛花猕猴桃果实品质进行分析，找到了果实品质综合评价的3 个主成分，揭示了不同野生毛花猕猴桃果实品质的差异。关键词：毛花猕猴桃；果实品质；主成分分析；综合评价中图分类号:S6 文献标志码：A 论文编号：cas PrincipalComponentAnalysisandComprehensiveEvaluationofFruitQualityofActinidiaeriantha QuXueyan,LangBinbin,ZhongMin,ZhuBo,TaoJunjie,HuangChunhui,XuXiaobiao (CollegeofAgronomy,JiangxiAgriculturalUniversity,Nanchang330045) Abstract:Inordertobuildfruitqualityevaluationsystem forActinidiaeriantha,weusedDPSSsoftwareto performtheprincipalcomponentanalysis(PCA)ofthequalityindexesonA. eriantha ,suchassolublesugar, titratableacid,vitaminC,solublesolidandsoon.Theresultsshowedthatthevariablecoefficientofthefruit had significantdifference,andthevariablecoefficientofsolublesugarwasthe largest(41.34%).Principal componentanalysisshowedthatsixqualityindicators wereintegrated intothreeprincipalcomponent factors, whichcould represent 82.629%oftheamountofinformation of A. eriantha fruitquality.Comprehensive evaluationoftheresultsshowedthatthefruitqualitiesofthesamples No.59, 13, 14, 12,55,4,60, 15,57,25, 58wereexcellent,andthatofthesamplesNo.41,45,53,34,20,21,22,32werepoorer.Analyzingthequality ofthecollected A. eriantha fruits,thisstudyfoundoutthreeprincipalcomponentsofthecomprehensive evaluationoffruitqualityofA. eriantha ,andrevealedthediversityofthefruitqualityofdifferentA. eriantha . Keywo