摘要
借助RS和GIS技术,对方正县1995和2005年Landsat TM遥感影像进行处理,在获取土地利用数据的基础上,分析土地利用现状及时空变化。结果表明,土地利用结构相对简单,以农、林业用地为主;未利用地、草地和耕地耗减度较大;居民工矿用地的开发度最大,其次是草地和耕地,该分析结果可为该区域的土地利用的可持续利用提供有效的决策支持。
Based on the RS and GIS technology, the Landsat TM image of 1995 and 2005a was used to obtain land use data, on this basis, the present situation and spatio - temporal changes of land use was analyzed, the results shown that the structure of land use was relatively simplicity and mainly on agricultural and forestland, the depletion of unused land , grassland and cropland was greater, the de-velopment of built - up land was greatest, followed by grassland and cropland, and then the study re-suits can make the effective decision support for sustainable use of regional land use.
出处
《水利科技与经济》
2012年第8期67-69,共3页
Water Conservancy Science and Technology and Economy
