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| 基于RS和GIS的水土流失评价——以四川省若尔盖县为例 | |
| 引用本文： | 王琼,杨武年,南聪强,何祯明. 基于RS和GIS的水土流失评价——以四川省若尔盖县为例[J]. 中国水土保持, 2011, 0(9): 33-36 |
| 作者姓名： | 王琼 杨武年 南聪强 何祯明 |
| 作者单位： | 成都理工大学地质灾害防治与地质环境保护国家重点实验室;成都理工大学遥感与GIS研究所;成都理工大学; |
| 基金项目： | 国家自然科学基金项目(41071265); 高等学校博士学科点专项科研基金课题(20105122110006) |
| 摘 要： | 以四川若尔盖县东南部区域为研究区,在RS和GIS技术的支持下,综合考虑影响水土流失的地形坡度、沟谷密度、植被覆盖率、土地利用类型等主要因子,对研究区水土流失进行了分析,划分出流失强度等级,结合分级成果分析了水土流失的分布与形成原因,为该区快速准确地评价水土流失和开展水土流失综合防治提供了重要参考。 |
| 关 键 词： | 水土流失 强度评价 RS GIS 若尔盖 |
Evaluation on Soil and Water Loss Based on RS and GIS Technology |
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| WANG Qiong,YANG Wu-nian,NAN Cong-qiang,et al.. Evaluation on Soil and Water Loss Based on RS and GIS Technology[J]. Soil and Water Conservation In China, 2011, 0(9): 33-36 | |
| Authors: | WANG Qiong YANG Wu-nian NAN Cong-qiang et al. |
| Affiliation: | WANG Qiong,YANG Wu-nian,NAN Cong-qiang,et al.(State Key Laboratory of Geo-Hazard Prevention and Geo-Environment Protection/RS & GIS Institute,Chengdu University of Technology,Chengdu,Sichuan 610059,China) |
| Abstract: | Taking the southeast part of Ruoergai County as a research area,with the support of RS and GIS technology,the paper considers the influence factors of soil erosion including terrain slope,gully density,vegetation cover and land use.It analyzes the soil and water loss of the research area,and classifies the levels of soil erosion.It provides important references for quick and accurate evaluation on soil erosion and comprehensive prevention and control of the area by combining with the analysis on distributio... |
| Keywords: | soil and water loss intensity evaluation RS GIS Ruoergai |
| 本文献已被 CNKI 维普 等数据库收录！ | |