中文摘要：

目的：进行三叶木通的生态适宜性区划,为三叶木通人工种植基地选取和优质工业原料收购区域的确定提供依据。方法：以我国地形、土壤类型和30年气象数据为基础,根据三叶木通与地形和土壤条件之间的关系,应用ArcGIS软件的空间信息提取、空间计算和数据叠加功能,进行三叶木通生态适宜性等级划分。结果：得到了基于地形和土壤条件的三叶木通生态适宜性等级分布图,结果显示,三叶木通最适宜区主要集中在长江流域,以及陕西、河南等省的部分地区。结论：应用空间分析技术,从气候、地形和土壤方面,可以实现三叶木通的生态适宜性等级划分,为人工种植三叶木通的基地选取提供依据。

英文摘要：

Objective：To study ecological suitability regionalization of Akebia trifoliate.for selecting artificial planting base and high-quality industrial raw material purchase of the herb in China.Method：Article basic on the meteorological data from 1971 to 2001 of 740 weather stations and DEM date of China,and grid data map of China＇s soil.Using the spatial analysis method,that is space overlying and calculating method of ArcGIS software,to regionalize ecological suitability of A.trifoliate.planting.Result：The most suitability areas of A.trifoliate.planting are Yangtze valley and some areas in Shanxi province and Henan province.Conclusion：Using the spatial analysis method,basic on the climate,DEM and soli condition,the ecological suitability regionalization for planting of A.trifoliate can be provided.