摘要
农业生态环境的评价是农业发展可持续性评价的重要组成部分。以宁夏为研究区,以压力-状态-响应概念模型构建农业生态环境质量评价指标体系。通过利用SPSS11.0统计软件,首先进行主成分分析,随后将综合得分与33个指标体系进行群集分析划分出5个区,再作相关分析得出影响宁夏农业生态环境质量的主导因素是响应方面,其次是压力和状况。最后以所划分的区为单位提出宁夏农业生态环境保护及优化途径。
The appraisal of the agricultural eco-environment is the important component that the agriculture sustainable develop- ment. Took Ningxia province as an example, the evaluation index system is established with the pressure-state-response concept, and the SPSSll. 0 software is applied to do three analysis. Firstly, using methods of factor analysis and multiple-variable classification to analyze the 20 regions of Ningxia and mark off 5 sections, and then based on related analysis announcing the primary reason is the response. Finally, some solution and approach on the protection of agro-eco-environment of Ningxia in the future were put forward.
出处
《水土保持研究》
CSCD
北大核心
2007年第5期50-53,共4页
Research of Soil and Water Conservation
基金
国家社会科学基金资助项目(04CJ Y005)
宁夏大学自然科学基金资助项目(032301)
关键词
农业生态环境质量
综合评价
优化
宁夏
agro-eco-errvironment quality
synthetic assessment
optimzationm
Ningxia
