基于主成分分析的广东省生态农业发展水平评价

Ecological Agriculture Development Level Evaluation in Guangdong Province Based on Principal Component Analysis

构建了涵盖生态、经济、社会3个方面,包括15个指标的生态农业发展综合评价指标体系,采用广东省各地级市2013年的相关数据,运用主成分分析法,对广东省生态农业发展水平进行实证分析。结果表明,影响广东省生态农业发展水平的可分为生态农业基础、农业资源安全、政府支持力度产出效益、农村生态知识科谱5大因子;广东省生态农业发展综合得分排名前5的是韶关、清远、河源、梅州和肇庆,综合排名靠后的分别是湛江、汕头、茂名、中山、潮州、佛山。综合来看,广东省生态农业发展水平基本呈现出粤北最优,珠三角居中,东西两翼靠后的格局。

The eco-agriculture development comprehensive evaluation index system was constructed including 15 indicators and 3 layers of ecology,economic and society. By using 2013 relevant data of Guangdong Province, adopting principle component analysis method, the development level of eco-agriculture in Guangdong Province were analyzed. The results showed that there are 5 factors influencing eco-agriculture development level in Guangdong Province,including eco-agriculture basis, agriculture resource safety, policy support degree, output effect, rural ecology knowledge popularization ; the first 5 order of comprehensive score ranking is Shaoguan, Qingyuan, Heyuan, Meizhou and Zhaoqing, the last is Zhanjiang, Shantou, Maoming,Zhongshan, Chaozhou, Foshan.