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目的：考察不同生长年限及季节江苏省引种黄连的生长状况及生物碱积累动态。方法：ＨＰＬＣ法测定黄连根茎中６种主要有效成分的含量。结果：黄连各部位干重逐年增加，各种生物碱干重百分含量以６，７年生秋季最高。结论：从质与量上看，产区、引种区在黄连６，７年生秋季采收是合理的
OBJECTIVE: To investigate the growth status and alkaloid accumulation dynamics of the introduced Coptis chinensis in different growth years and seasons. Methods: The HPLC method was used to determine the content of 6 main active ingredients in rhizomes of Coptis chinensis. Results: The dry weight of Coptis chinensis increased year by year, the percentage of dry weight of various alkaloids was the highest in autumn with 6-7 years. Conclusion: From qualitative and quantitative point of view, production areas, introduction areas in the autumn of 6, 7 years Coptis harvest is reasonable