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生药黄芪为豆科植物膜荚黄芪Astragalusmembranaceus（Fisch．）Bge．和蒙古黄芪A.mongholicusBge．的干燥根。皂苷为黄芪的主要化学成分之一。黄芪的入药部位为根。我们通过实验分析比较黄芪根、茎、叶中总皂苷含量，为开发黄芪地上部分，扩大药物资源提供科学依据。1仪器和材
The herbal medicine Astragalus membranaceus is a leguminous plant Astragalus membranaceus (Fisch.) Bge. And Mongolian Astragalus A.mongholicusBge. Dry roots. Saponin is one of the main chemical components of Astragalus. Astragalus is the root of the drug site. We analyzed the contents of total saponins in the roots, stems and leaves of Scutellaria baicalensis through experiments to provide a scientific basis for the development of the aerial parts of Scutellaria baicalensis and the expansion of drug resources. 1 Instruments and materials