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。

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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。

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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。

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These include sassafras,vanilla, wintergreen, cherry-tree bark, licorice root, black cherry and cane sugar.

VOA: special.2011.08.01

In order to create a unique taste, Jared Brown went through a raft of historical recipes from the 1, 000-drinks-book library at his home in Gloucestershire, and started experimenting with ingredients such as Italian orris root and Chinese cassia bark.

WSJ: Will Lyons on Wine: An Adventurous Spirit

D-shaped holes in the bark or new tree shoots emerging at the root zone of your ash trees may be a sign of infestation by the Emerald Ash Borer, an insect native to the Far East that targets ash trees, says Dave Dailey of Birchcrest Tree and Landscape, in Rochester, N.

WSJ: Getting to the Roots of Your Trees' Stress