Objective : To study the content of major trace elements in wild and cultivated Hosta ensata , and the relationship between trace elements and the clinical efficacy.

• 目的:通过对野生箭叶玉簪与栽培箭叶玉簪微量元素含量测定,进行分析比校,以探讨药材中微量元素与其疗效的关系。