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本文采用薄层层析和紫外吸收光谱对国产三种夏枯草进行了比较研究，为夏枯草类植物资源的开发利用提供鉴别依据。
In this paper, we compared the three species of Prunella vulgaris by thin layer chromatography and ultraviolet absorption spectroscopy to provide the basis for the identification and utilization of Prunella vulgaris resources.