区域水土流失研究综述

以区域水土流失为主题 ,分析并阐述了该领域的研究现状 ,指出了当前存在的主要问题 ,并对研究的今后发展方向进行了展望。

The region_scaled soil loss study is an important issue of the subject of soil and water conservation. Its aim is to disclose the regional soil loss regulation which may be different from that of slope and catchment studies, plot and forecast the regional soil erosion, and then make a fine support to decision_making for regional soil and water control. Such studies can be reached by upscaling, where the slope or small watershed studies are its foundation and GIS, GPS and remote sensing technologies are stro...