且末绿洲耕地变化与驱动力研究

利用且末绿洲多年的调查资料和统计资料,对该地区耕地资源利用和变化的基本特征、数量变化的基本过程、空间差异以及耕地变化主要驱动因子进行了分析.结果表明:近20年来,且末绿洲耕地面积呈不断扩大趋势,由于人口的持续增长造成人均耕地面积呈现下降的态势;且末绿洲耕地变化的主要因素是社会经济的发展,从单一因子考虑主要是由于人口数量增加的驱动.对于且末绿洲的可持续发展,认为应该进一步做好农业产业结构优化,加快城市化进程,加强生态环境的建设工作.图1,表4,参17.

Study on the Cultivated Land Use Change and Driving Forces in Qerchen Oasis

We analysed the basic features, the basic process of quantity, spatial variation, and the driving forces of cultivated land use change in Qerchen oasis. The results show that in recent 20 yeats, the cultivated land of Qerchen is expanding. The population overgrowth leads to the drop of average cultivated land; The main factor of growing area of Qerchen oasis is the economic development. With the sustainable development of Qechen Oasis, agriculture structure should be optimized, the process of urbanization should be expedited, and the construction of eco- environment should be strengthened.