Objective: To investigate the influences of different drying methods on the contents of imperatorin and isoimperatorin in alcohol extracts of Angelica dahurica.

考压干燥、减压干燥、冷冻干燥、微波干燥4种方法对白醇提中欧前胡素和异欧前胡素含量的影响。

Objective To study the accumulation of dry matter and changes of isoimperatorin content and accumulation in the root of Angelica dahurica in different growth and development duration.

摘要目的明确白生长时期干质积累及根中异欧前胡素质量分数和积累量变化。