不同地理来源黄芪表型及品质多样性分析OA

Taking 32 Astragalus germplasm resources from five ecological regions(Shaanxi,Shanxi,Inner Mongolia,Gansu,and Ningxia)as test materials,field experiments combined with correlation analysis,ANOVA,and significance analysis were conducted,plant height,main stem diameter,leaf area,chlorophyll content,root length,fresh and dry root weight,polysaccharide content,total flavonoid content,and total saponin content were measured and compared.The phenotypic diversity and quality of the germplasm were investigated,in order to provide reference for future seed selection and breeding parent matching in northern Shanxi.The results showed that the Astragalus root from Baihe town,Lixian county,Longnan city,Gansu Province(HQ26)had the longest root length of 54.73 cm;the Astragalus root from Daqhingshan town,Wuchuan county,Hohhot city,Inner Mongolia(HQ13)had the heaviest fresh weight of 41.10 g;the Astragalus from Fanshi county,Xinzhou city,Shanxi Province(HQ10)had the highest total flavonoid content of 0.59％;the Astragalus from Zhaobei town,Lingqiu county,Datong city,Shanxi Province(HQ7)had the highest total saponin content of 1.00％;and the Astragalus from Meichuan town,Min county,Dingxi city,Gansu Province(HQ22)had the highest polysaccharide content of 2.59％.