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 Date: 2014-04-09 00:22:55Plant physiology Alkaloids Chemistry Quaternary ammonium compounds Medicinal plants Palmatine Coptis Berberine Phloem Biology Botany Plant anatomy |
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| First Page | Document Content | |
|---|---|---|
Date: 2014-04-09 00:22:55Plant physiology Alkaloids Chemistry Quaternary ammonium compounds Medicinal plants Palmatine Coptis Berberine Phloem Biology Botany Plant anatomy |
|
1 cm 1 cm Figure 1(i) A photograph of dried rhizome of Coptis chinensis Franch.