Objective: To study the relationship between the geo-authentic and geologic background system (GBS) and physicochemical properties of soil for the cultivation of Panax notoginseng.

• 目的研究三七道地性与其地质背景系统(GBS)、土壤理化状况的关系。方法比较云南、广西三七产区的不同地质背景系统,分析土壤理化状况。