Objective: In order to make use of the resources of Ipomoea batatas Lam leaves,avoid wasting and approach the extraction of total flavanone of Ipomoea batatas Lam leaves.

• 目的:为充分利用红薯叶植物资源,避免资源的浪费,探讨红薯叶总黄酮的提取及鉴别方法。