基于GIS黄水河流域下垫面类型划分研究

A Study on Distribution of Vally Category in Huangshui River Based Upon GIS

以龙口市黄水河流域为例 ,通过运用地理信息系统软件 ARC/ INFO对流域形态特征的模拟以及与水文要素的相关分析 ,从而将空间信息转化为水文信息 ,以此为基础 ,确定了流域下垫面类型划分的理论依据、方法和步骤 ,为区域水资源的计算提供了基础条件。

The Huangshui River Drainage Area is taken as an example in this essay,quantitative analysis to the landscape characteristic of the drainage area by using GIS software ARC/IMFO,the classified foundation,method and procedure of the type of the drainage area's underlyingsurface are explained,and the classified results are rationally evaluated.