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采用分光光度法对黄芪属植物四个品种10个样品以及红芪2个作品进行了总皂甙的含量研究。结果表明．梭果黄芪、西藏黄芪、蒙古黄芪含有较丰富的皂甙．含量均高于膜荚黄芪的平均含量：崇明引种的膜荚黄芪中．其二、三等品的皂甙含量高于一等品；红芪的良甙含量居于中等。
Spectrophotometry was used to study the content of total saponins in 10 samples of four species of Astragalus and 2 samples of red peony. The results show. 3. Astragalus membranaceus, Astragalus membranaceus and Astragalus membranaceus contain abundant saponins. The content is higher than the average content of Astragalus membranaceus: Chongming introduced astragalus membranaceus. The saponin content of the second and third grades is higher than that of the first grade;