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A STUDY ON TREND AND DRIVING FORCES OF CULTIVATED LAND USE CHANGE IN HUNAN PROVINCE DURING THE PAST 50 YEARS
Author(s): 
Pages: 653-656
Year: Issue:  5
Journal: ECONOMIC GEOGRAPHY

Keyword:  湖南省耕地数量动态变化驱动因子;
Abstract: 湖南省是全国的农业大省之一,在全国农业发展格局中具有举足轻重的地位,其耕地数量的变化直接影响到全省乃至全国的粮食安全态势.文章利用1949-1999年的统计和普查数据,分析了湖南省近50年来耕地数量动态变化及地域差异,并进一步探讨了影响耕地动态变化的驱动因子.结果表明:50年来,湖南省耕地总体呈逐年下降态势,且区域变化差异明显;其中经济发展、社会系统和科技进步构成了耕地数量变化的主要驱动因子.
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