【摘要】 从大庆市耕地利用的变化分析,利用大庆市1978年,1988年,1992年,1996年和2001年五个时段的TM影像,获取23年来不同时期的耕地利用信息,以GIS技术为数据集成分析平台,计算耕地的时空转移过程.结果表明,大庆耕地资源在近20多年来严重失衡,日益成为影响和制约社会经济发展的重要因素.根据对其现状问题的分析,提出大庆市耕地可持续发展的对策.更多还原

【Abstract】 This paper analyzes the aspect in which the change of the cultivated land use in Daqing.By Daqing 1978,1988,1992,1996 and 2001,five TM image of period,We obtain different cultivated land of period useing information over the past 23 years,regarding GIS technology as the data and integrate and analysing the platform,calculating the transfer process of space-time of the cultivated land.The result indicates that cultivated land resources in Daqing have been serious and out-of-balance in more than 20 years in the past,which become the important factor of influencing and restricting social economic development day by day.According to the analysis on its current situation,we propose the countermeasure of cultivated land sustainable development of Daqing.更多还原