Objective:to compare content of huperzine A in different plants serrate clubmoss herb to optimize the raw material.

前言： 目的：比较不同植株千层塔中石杉碱甲含量，优选原料药材。

youdao

Objective:to compare content of huperzine A in different plants serrate clubmoss herb to optimize the raw material.

前言： 目的：比较不同植株千层塔中石杉碱甲含量，优选原料药材。

youdao