基于“3S”的宜城市土地整治生态适宜性评价

Ecological Suitability Evaluation of Land Consolidation Based on RS and GIS in Yicheng City

随着后备资源的减少,经济的快速发展,保护资源和保障发展的双重压力加大,土地整治工作迫切要求将生态理念贯穿始终。土地整治生态评价是区域开展整治工作的前提和基础。本文基于"3S"技术,建立宜城市土地整治生态评价数据库。在GIS数据库环境支持下完成评价因子空间叠置和综合计算。通过分析评价结果,了解其生态综合状况,对其存在的生态问题采取相应的措施,从而促进宜城市土地整治事业可持续发展。

With the reduction of reserved resources and the rapid development of economy, the dual pressures of the protection of resources and security development are increased,so land consoli- dation urgendy requires the ecological philosophy throughout. Land consolidation ecological evaluation is the premise and foundation work of regional consolidation. Based on RS and GIS technology, the paper establish land consolidation ecological assessment database of Yicheng city. The whole evaluation process is completed in support of GIS database. By the analysis of the evaluation results, we have the comprehensive understanding of its ecological status, and take appropriate measure to ecological problems of its existence to, which should promote the sustainable development of land consolidation.