基于主成分分析法的重庆直辖10年后农业发展动态研究

Dynamic Study on the Development of Agriculture Based on the Principal Component Method in 10 years after Chongqing Territory

依据重庆直辖10年（1997—2006年）来农业发展的状况，选用反映农业发展水平的12个指标，应用主成分分析法分析农业发展的动态变化，得出重庆直辖10年来，农业发展水平呈曲折动态变化趋势，2006年农业发展水平明显下降。重庆农业发展受耕地面积减少和自然灾害影响显著。

On the basis of the situation of agricultural development after 10 years Chongqing designated as municipality, choosing 12 indicators of response to the level of agricultural development, principal component analysis of dynamic changes was applied in agricultural development. It was learned that the level of agricultural development was the dynamic change trend of twists and turns, declined markedly in 2006. Chongqing ＇ s agricultural development was affected significantly by reducing the area of arable land and natural disasters.