自从实施西部大开发政策以来,张掖市的社会经济发生了巨大的变化,尤其是近10年来,变化尤为突出,从而引起了土地利用、土地覆盖格局的相应变化。以张掖市甘州区为研究样点,剖析了县域土地利用动态以及变化情况,然后运用相关分析和因子分析模型分析了样点主要地类变化的驱动力,通过回归分析建立因子诊断模型,进而分析了该区域土地利用/覆盖变化的社会经济驱动机制,为制定合理的土地利用政策提供依据,从而使土地资源得以可持续利用。
Since the implemention of west development policy, the society and economy of Zhangye city have been enormously changed, especially in the recent 10 years. The change is evidently particularly in the influence on the situation of land-using/cover changely(LUCC). In the article, the tendency and change of land use were analyzed, then,driving force of land-using type was researched with the toothed of correlation analysis and factor model so that the reasonable policy of land-using was established for sustaining development of land resource.