Objective: To compare the extraction efficiency of imperialine extracted with different solvents.

比较不同溶剂对西贝素提取效响。

The result showed that both product of tissue culture and cultispecies contain imperialine which is an essential elements of the alkaloids.

结果明，不论培养物还栽培贝母中都含有贝母碱主要成分――西贝素。