基于主成分分析方法的湖南省农业区域经济评价及发展方向

以湖南省14个市州为研究单元,选择反映湖南省农业发展现状的人均耕地、有效灌溉面积、单位面积机械动力、农业劳动力比重、化肥使用量、劳均产值、粮食产量、农民人均纯收入8个指标,运用主成分分析方法,并借助DPS数据处理系统,提取出代表各市州农业发展现状的3个主成分,在此基础上得到各地州市的综合得分,据此将各地州市分为农业核心区、农业优势发展区、农业综合发展区和农业生态发展区,并提出相应的发展策略。

Regional Economic Evaluation and Development Direction of Hunan Agriculture Based on Principal Component Analysis Method

This paper picked 14 cities of Hunan Province as the study unit,selected 8 indicators(per capita cultivated land,effective irrigation area,mechanical power per unit area,the proportion of agricultural labor force,fertilizer use intensity,output value per labor,food production and per capita net income of farmer)that can reflect the agricultural development status of Hunan,after applying the principal component analysis method and the DPS data processing system,it extracted 3 principal components that can st...