The bulb of Lycoris radiata was chosen as extraction material,the content of total alkaloids was used as index and water,ethanol and n-hexane used as solvents.

• 以石蒜鳞茎为试材,以石蒜碱计的总生物碱含量为指标,比较了以水、乙醇和正己烷为提取溶剂时三种提取工艺的优劣,确定乙醇为最优提取溶剂。