Distillation extraction method is used for extracting the volatile constituents of the Herba Selaginellae. The average oil yield obtained is 2.85%.
报道了用水蒸汽蒸馏萃取法提取卷柏中挥发性物质，测得卷柏挥发油的含量为2.85%。
The volatile constituents contents increased and the dissociation amino acids content declined with the adding of the yield.
在一定负载量范围内，挥发性物质含量随负载量增加而提高，游离氨基酸总含量随负载量增加而下降。
The volatile constituents contents increased and the dissociation amino acids content declined with the adding of the yield.
在一定负载量范围内，挥发性物质含量随负载量增加而提高，游离氨基酸总含量随负载量增加而下降。
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