甘肃省耕地集约利用水平评价研究

he paper firstly defines the cultivated land intensive use, then based on the natural conditions of cultivated land and the land use dates, constructs the evaluation index system of cultivated land intensive use from four aspects: input intensity, utilization degree, use efficiency and sustainable utilization, evaluates the cultivated land intensive use in the various areas of Gansu by applying the methods of multifactorial comprehensive evaluation based on grey relationship analysis and the clustering analysis,and explores the reasons that result in different levels of the cultivated land intensive use. The research reveals the laws of the cultivated land intensive use in the various areas of Gansu, and the relation of various indicators and cultivated land intensive use.