基于3S技术的耕地退化监测与评价技术方法探讨Discussion on the Technology Route for Land Degradation Monitoring and Assessment based on 3S Technologies
王静,张继贤,何挺,李海涛
摘要(Abstract)：
综合分析了国内外关于土地退化监测与评价方法的进展 ,以绝对退化思想为指导 ,提出了基于 3S技术的耕地退化监测与评价技术路线框架 ,即综合运用 3S技术 ,分析影响土地利用与耕地退化的自然、环境与社会经济要素 ,建立基于 3S技术的耕地退化监测与评价的指标体系 ,提出基于 3S技术的耕地退化信息提取方法 ,建立基于 3S技术的耕地退化定量评价模型和评价方法 ,定量分析土地利用与耕地退化的生态环境响应 ,从土地利用的角度提出解决耕地退化的调控措施、政策及建议
关键词(KeyWords)： 土地退化;耕地退化;监测与评价
基金项目(Foundation): 国家自然基金资助项目 (40 2 710 0 7)
作者(Author): 王静,张继贤,何挺,李海涛
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