关键词: 中国农田生态保育, 中国农田生态保育, 藏粮于田, 对策

Abstract: This paper is based on the character of the land resource in studied area, and obtains its self-enclosed evaluation units from the result of superposition analysis with GIS on the map of land use and other maps. It has eight evaluation indexes, and evaluates land environmental quality at the suburbs of Zhengzhou with the method of AHP, then divides its quality grade with Cluster Analysis, and generates the evaluation of land environmental quality of Zhengzhou city at last.