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目的研究我国不同种质黄芩的质量,优选黄芩的优良品种。方法采用分光光度法,测定不同种质黄芩总黄酮的含量。结果山东蒙阴、泰安、莒县等地的黄芩总黄酮含量高,在20%以上;甘肃黄芩(S.baicalensis Georgi)总黄酮含量为14.68%,沙滩黄芩(S.strigillosa Hemsl.)含量很低,仅1.78%。结论黄芩中总黄酮含量与种质、产地、生长时间等因素有关。
Objective To study the quality of different germplasm jaundice in China, and to choose the best variety of Astragalus. Methods Spectrophotometry was used to determine the content of total flavonoids in different germplasm of Scutellaria baicalensis Georgi. Results The contents of total flavonoids in Scutellaria baicalensis Georgi were higher than 20% in Mengyin, Tai’an and Songxian counties of Shandong Province; the content of total flavonoids in S. baicalensis Georgi was 14.68%, and the content of S. strigillosa Hemsl. was very low. Only 1.78%. Conclusion The content of total flavonoids in Scutellaria baicalensis is related to the germplasm, origin, growth time and other factors.