基于主成分分析的河南省农业竞争力评价研究

Evaluation on Henan Agricultural Competitiveness Based on Principal Component Analysis

选取农业总产值、第一产业增加值、第一产业增加值率、乡村固定资产投资、乡村人均耕地面积、单位播种面积农机总动力、单位面积化肥使用量、单位面积用电量、农田有效灌溉面积比重10个指标,构建河南农业竞争力评价指标体系,运用SPSS统计软件对原始样本数据进行主成分分析,对河南农业竞争力水平进行测度和评价,结合影响河南农业竞争力的相关因素,提出提升河南农业竞争力的措施。

The article constructed Henan agricultural competitiveness evaluation index system by ten indicators including agricultural output,the added value of the first industry,the first industrial added value rate,rural fixed asset investment,rural per capita arable land area,seeded area of unit total power of agricultural machinery,fertilizer usage per unit area,the proportion of electricity consumption per unit of area,the effective irrigation area of farmland.Using the SPSS statistical software,it made the principal component analysis on the original sample data to evaluate Henan agricultural competitiveness level.Combined with the related influencing factors,it put forward measures to enhance Henan agricultural competitiveness.