但目前在确定中药材采收期的研究中普遍存在着方法学上的缺点和不足，阻碍了研究结果的真实性和实用性。
However, the research methodology that has been commonly utilized for finding the optimum harvesting time have some deficiencies and have obstructed the research results to be true and practical.
方法采用药材形态、采收期、开花率三种方法分别采样，观察药材形态并用RP - HPLC法测定其中绿原酸含量。
Mazz... Methods It was used three marks of configuration, harvest period and bloomed ratio, to collect samples and determined the content of chlorogenic acid by RP-HPLC.
本文从动态的观点对甘草中有效成分的积累做了研究，从质量与产量同时兼顾的观点出发确定药材最佳采收期。
This paper has studied the acculation of efficacious component in radix glycyrrhizae from the point of view of dynamic state and determinated the best harvesting time.
方法采用RP - HPLC法测定不同采收期陆英药材中绿原酸的含量。
Methods a RP-HPLC method was established to determine chlorogenic acid contents from Sambucus Chinese in various collecting periods.
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.
目的：调查山东产丹参的资源，研究山东不同来源、不同产地、不同采收期丹参药材的质量。
Objective: To investigate the resources of Danshen root produced in Shandong Province, study the quality of Danshen root from different origins, habitats and harvest time.
不同产地和采收期的同种中药材在感官上很难区分。
It is difficult to distinguish the same kind of Chinese herbal medicines (CHMs) with different growing areas and harvesting dates.
其结果可为其他根类药材的采收期研究提供方法学基础，为其他类药材的质量研究提供方法和思路的借鉴。
The results from this research may provide a methodology for the studies on other root herbs and be an impotent reference for the studies on other herbs.
结论研究结果可为紫丁香叶药材的生产、质量标准研究和最佳采收期的确定提供科学依据。
Results The syringopicroside in leaves of S. oblata, in different stages and parts may have regular changes in content.
结论研究结果可为紫丁香叶药材的生产、质量标准研究和最佳采收期的确定提供科学依据。
Results The syringopicroside in leaves of S. oblata, in different stages and parts may have regular changes in content.
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