乌鲁木齐市耕地变化及驱动力分析

根据乌鲁木齐市1988~2003年耕地面积数据和社会经济发展数据,分析了乌鲁木齐市耕地数量的变化趋势,利用主成分分析方法通过SPSS10.0统计软件定量分析了耕地面积变化的驱动因子,根据主成分分析的结果,社会系统压力与经济发展动力、农业科技的进步、社会发展的动力与第三产业的发展是影响乌鲁木齐市耕地面积变化的主要驱动力。

Analysis of Changs and Driving Forcs of Cultivated Land in Urumqi City

According to the date of cultivated land area and the development level of society and economy from 1988 to 2003 in Urumqi City,the tendency of changes in the number of farmland in Urumqi in recent 16 years was analyzed.With the principle component analysis methods and statistical software SPSS10.0, the driving factor of land area change was comprehensively and quantitatively analyzed.According to the main elements of the analysis results,the social pressure and economic development,the progress of agricultural science and technology,the social development and the development of tertiary industry were main driving factor affecting the cultivated land change in Urumqi city.