白花桔梗和紫花桔梗种质资源地上部性状的比较

Jun-cheng,SUNXiao-dan,WUJi-ri(AgnculturalCollegeofYanbianUniversity,LoningJilin,133400)Abstract:Investigatedtheonabove--grotmdtraitsofwhiteflowerplatycodongrandiflorumgermplasmresourcesandpur—pleflowerplatycodongrandiflommgermplasmresources.Theresultsshowedthatexceptaverageofstemdiameterwasgreater.theothersaverageofplantheight,mainstemleafnumber,numberofbranches,stemandleaffreshweightforwhitefloWerplatycodongrandiflorumwerelessthanpurpleflowerplatycodongrandiflorum;purpleflowerplatycodongrandiflorumofbranchnumberandStemandleaffreshweightofalltheabovewhiteflowerplatycodongrandiflorum;buttherewerenosignificancedifferencesinplantheight,stemdiameterandmainstemleafnumberbetweenthem.Keywords:whiteflowerplatycodongrandiflorum;purpleflowerplatycodongrandiflorum;germplasmresources;agronomictraits22