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ID:32118547
大小:2.32 MB
页数:60页
时间:2019-01-31
《丹参种质资源的收集、分类分析和评价》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、属植物甘西鼠尾草与16大叶聚在一起,说明两者亲缘关系较近。包括鼠尾草的这一类与其他类的亲缘关系也较远。两个水平的聚类结果存在较大差异。关键词:丹参;种质资源;评价;ISSR丹参种质资源的收集、分类研究和评价Collection,ClassificationandEvaluationofSalviaMiltiorrhizaBungeGermplasmResourcesAbstractSalviamiltiorrhizaisoneofthetraditionalChinesemedicineusedmostcommonlywhichtre
2、atcoronaryheartdisease.Withwildsalviamiltiorrhizaresoulv2sbcg?,omefewer,nowsalviamiltiorrhizaarecultivatedinmany扣留鹤ofthewholecountry.Inrecentyears,oftencliniciansreflectthepoorqualityofSalviamiltiorrhizaBgeandclinicaleffect,goodtimesandbad.AsoftenomcmssIngplants,theirty
3、pesofrich,resultinginSalviainamixedstate,qualityofgoodsandproductionisveryunstable.ItisnecessarytocollectandevaluateSalviagermplasmreSOUrCeS,丘omwhichWec觚selecttofindgoodvarietiestoensurethestabilityandsuperiorityofthequalityofSalviamiltiorrhizaBge.BasedonthesurveyofSalv
4、iamiltiorrhizaBgeresources,thenumericaltaxonomicmethodwasusedforthedusteranalysisof30SalviamiltiorrhizaBgestrains、Ⅳitll23morphologicalcharacters.Inthegeneticdistanceof10.19,Salviagermplasmprogramaredividedintosixcategoriesandmorphologicalcharacteristicofeachtypeisobviou
5、s.Principalcomponentanalysisshowedthatthe22characterscanbeconsolidatedforthe8principalcomponentsandtheiraccumulativecontributionratioamountedto77.239%.Thestrainsaredifferentobviouslyinleafsize,leafcolor,leafshape,planttype,leMletnumber,numberofbranches,plantheight,crown
6、width,flowercolor,inflorescencelengthandflowernumberofroundswhichcouldbebasisforclassificationofSalviabasedonclusteringandprincipalcomponentanalysis.Weightoftheliposolubleandhydrosolublecompositionsindicatorswasdeterminedbyvariationcoefficientmethod.Accordingtothepharma
7、copoeiastandardandweight∞o托s'strainDS20,67,5,62,DSI2and90we=rehigh-qualityvarieties.Theclusteranalysisandgeneticdiversityof30SalviamilHorrhizaBgestrains+SalviamiltiorrhizaBge.f.alb伍and&przewalskiiMaxintwereanalyzedusing7ISSRprimers.Atotalof95polymorphiclociwe陀detectedam
8、ongthesematerialswithaverage13.6polymorphiclociperISSRprimers,andthepercentageofpolymorphiclociwas87.16%.Ⅱ山东农业
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