湘潭市耕地面积变化特征及驱动力分析

Study on Characteristics of Cultivated Land Changes and Its Driving Force Analysis in Xiangtan City

利用统计资料对湖南省湘潭市2000—2007年耕地面积变化特征进行了分析,运用主成分分析法初步探讨了耕地数量变化的主要驱动力,认为湘潭市耕地数量变化驱动力主要有农业人口减少、社会经济发展、农业生产能力3大类制约因素,并在此基础上提出了合理利用土地的相关建议。

This paper analyzes the change of cultivated land of Xiangtan city from 2000 to 2007 using statistical data;then uses principal component analysis to discuss the main driving forces leading to quantity change of cultivated land,and it was concluded that there were three main types of factors of driving force for quantity changes of Xiangtan City arable land,decrease in rural population,economic development,as well as improvement of agricultural productivity.In the end,in response to different driving forces,relevant countermeasures were brought forth.