目的：通过多年研究，观察胡黄连生物学特性，提出胡黄连驯化栽培技术。
Objective:through many years' study, to observe biological characteristics, and raise the domestic cultivation techniques of Picrorhiza scrophulariiflora Pennell.
方法：以黄连生物碱提取量为考察指标，采用紫外分光光度法测定黄连生物碱含量，对两种水提取方法进行比较。
Method: The contents of Rhizoma Coptidis alkaloids extracted, which were regarded as index, were determined by Ultravio - let spectrophotometry and both water extractive processes were compared.
方法：以黄连生物碱提取量为考察指标，采用紫外分光光度法测定黄连生物碱含量，对两种水提取方法进行比较。
Method: The contents of Rhizoma Coptidis alkaloids extracted, which were regarded as index, were determined by Ultravio - let spectrophotometry and both water extractive processes were compared.
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