浙江省耕地资源时空变化的驱动力分析及对策研究

Study on the driving factors of the cultivated land spatio-temporal change and protection strategy for cultivated land in Zhejiang

根据1993-2002年浙江省有关部门的统计资料,对耕地的动态变化进行了时间和空间上的分析.结果表明:近10年来,由于经济发展的阶段不同,浙江省各地区表现出不同的耕地流失特征.利用主成分分析法,得出浙江省耕地减少的三大驱动因素:社会经济和人口增长、自然灾害以及农业科技进步.并针对耕地变化的不同驱动力提出具体的对策措施.

By utilizing relevant statistical data of Zhejiang Province during 1993-2002, it was made an analysis of time and of space to the dynamic changes of the cultivated land. During recent 10 years, because of the different economical development stage, various areas in Zhejiang Province display the different characteristic of cultivated land. Main factors of driving forces in cultivated land change was analyzed by the Principal Component Analysis. The results showed that economic development, population increase, natural disasters and technologicaladvance in agriculture are the three main factors. In the end, in response to different driving forces, different specific countermeasures were brought forth.