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

比较不同溶剂对西贝素效率影响。

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

结果明，不论是组织培是栽培贝母中都含有贝母碱主要成分――西贝素。