在遥感技术的支持下,对东莞市耕地资源进行流失和转化的空间格局进行了定量分析.结果表明,在城市扩张压力下,耕地面积急剧减少,其中1988~1995年是耕地面积减少数量最主要的时期,70%以上耕地流失为建设用地;其他的土地类型也在向耕地转变,水域和林地是转化为耕地的主要土地利用类型.%This paper analyzed the spatial pattern of cultivated land conversion in Dongguan based on RS technology. The results showed that the cultivated land area reduced rapidly under the pressure of urban expansion, and it was the main period of the cultivated land to reduce from 1988 to 1995, and more than 70 percent of cultivated land was converted to construction sites. Other types of lands also were converted to the cultivated land, which waters and the forestland were the major types.
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