为探究玄参药材的品质形成机制及确定药材适宜采收期提供基础资料。
This study provided a scientific basis for the investigation of the influence of the quality formation mechanism of Scrophulariae Radix as well as the determination of the appropriate harvesting time.
前言：目的：通过对不同果龄的化橘红化学成分比较分析，确定化橘红的适宜采收期。
Objective: To determine the appropriate collecting-time of pummelo peel by comparison and analysis on the chemical compounds in pummelo peel in different fruit-age.
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