A review of the literature on the root widely used medicinally in oriental and American cultures, also drawing on the author's long experience with cultivating the plant. Examines the history, taxonomy, chemistry, pharmacology, and the economics of cultivation. Presents many of the claims and warnings of its medicinal effects. Extensive bibliography. Annotation copyright Book News, Inc. Portland, Or.
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A review of the literature on the root widely used medicinally in oriental and American cultures, also drawing on the author's long experience with cultivating the plant. Examines the history, taxonomy, chemistry, pharmacology, and the economics of cultivation. Presents many of the claims and warnings of its medicinal effects. Extensive bibliography. Annotation copyright Book News, Inc. Portland, Or.
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