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运用主成分分析对不同产地柴胡微量元素的含量进行定量定性的综合评价,第1和第2主成分的方差的贡献率就达到了92.423%。为不同产地柴胡的药用价值的研究和利用提供了科学依据,开拓了综合评价的新领域。
Using principal component analysis to quantitatively and qualitatively evaluate the trace elements content of Bupleurum in different habitats, the variance of the first and second principal components contributed 92.423%. It provides a scientific basis for the research and utilization of medicinal value of Bupleurum from different areas and opens up new fields for comprehensive evaluation.