The growth of stemona japonica relies heavily on the soil.

百部的生长对土壤要求较严格。

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Methods Some stemona alkaloids were isolated by reduced pressure chromatography.

方法：减压柱层析、波谱分析和化学转化。

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Methods Some stemona alkaloids were isolated by reduced pressure chromatography.

方法：减压柱层析、波谱分析和化学转化。

youdao