The objective was to study the chemical constituents in the root bark of Paeonia suffruticosa Andr.
目的是研究芍药根皮的化学成分。
Bark or rind; root tissue between the epidermis and the stele.
树皮；位于根表皮和中柱之间的组织。
The invention provides a preparation method for celastrol, which relates to the preparation method for extracting, separating and purifying the celastrol from the root bark of celastraceae plants.
本发明“一种雷公藤红素的制备方法”涉及到从卫矛科植物的根皮中提取分离纯化 雷公藤红素的制备方法。
ObjectiveTo erect and optimize the extraction process of gossypol in cotton root bark.
目的建立棉花根皮中棉酚的提取工艺并对工艺进行了优化。
The results showed that the contents of total sugar, protein and free anthraquinones in leaves were the highest, and the following were those in root bark.
结果表明，叶片总糖、总蛋白和游离蒽醌含量最高，根皮次之；
Methods: Effect of different processing methods on content of isofraxidin in root, rhizome and xylem and bark of stern of Acanthopanax senticosus was studied by HPLC.
方法：采用高效液相色谱法，研究不同加工方法对刺五加地下器官（根及根茎）及地上器官不同组织（茎木质部和茎皮部）中的异秦皮啶含量影响规律。
Objective To study the chemical constituents in the root bark of Paeonia suffruticosa Andr.
目的：对湖丹皮进行系统化学成分研究。
Compound 5-7 were obtained from the plant for the first time. Other compounds were first isolated from the root bark of this plant.
化合物5 ~7为首次从明党参中分离得到，其余化合物均为首次从该植物根皮中分离得到。
Of the 49 species found on camellia, 19 are leaf-eating, 7 stem-boring and bark-gnawing, 21 sap-sucking and 2 root-eating.
茶花害虫有49种，其中食叶的19种，蛀干和啃食枝皮的7种，吸汁的21种，食害苗根的2种。
Of the 49 species found on camellia, 19 are leaf-eating, 7 stem-boring and bark-gnawing, 21 sap-sucking and 2 root-eating.
茶花害虫有49种，其中食叶的19种，蛀干和啃食枝皮的7种，吸汁的21种，食害苗根的2种。
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