Astragalus PlantAstragalus membranaceusPlants, Genetically ModifiedDrugs, Chinese HerbalPlant ExtractsPlant RootsEcological and Environmental PhenomenaPlant LeavesEcologyEcosystemPlant PoisoningPlant ProteinsAstragalus gummiferSaponinsPlants, MedicinalLespedezaPlant DevelopmentBiodiversityGenes, PlantAltitude SicknessPlant ShootsPopulation DynamicsDNA, PlantTreesTriterpenesAltitudeStephania tetrandraSambucusPhytotherapyOxytropis