摘要
在分析2007～2016年陕西省耕地质量变化的基础上,选取总人口、全社会固定资产投资额、区域生产总值等12个指标,运用SPSS软件,对耕地变化的驱动因素进行分析。结果表明:2007～2016年10年的耕地面积整体呈现为先减少后增加的变化,耕地质量基本不变;人口变化、经济发展和农业结构调整是影响耕地变化的主要因素。根据陕西省目前的现状并结合研究结果,为耕地保护提出现实可行的措施和建议,以期为未来区域发展战略的制定提供科学指导。
Based on the quality change of cultivated land in Shaanxi Province from 2007 to 2006,12 indicators including total population,investment in fixed assets in the whole society,regional GDP as driving factors were chosen.The SPSS software was used to analyze the main influence factors of cultivated land change.The results showed that cultivated land changes decreased at first and increased later during the whole 2007～2016 years,the quality of cultivated land changed little,population change,economic development and the adjustment of agricultural structure were the main influence factors of cultivated land change.According to the current situation of Shaanxi province and the results of the study,the paper put forward practical measures and suggestions for the protection of cultivated land,and provided scientific guidance for the formulation of future regional development strategy.
关键词
耕地变化
主成分分析
驱动因素
cultivated land change
principal component analysis
driving factors
