简要地介绍了农用地分等、定级与估价的意义、理论与技术方案,展示了空间数据库、空间目标缓冲区、空间数据叠加等多方面GIS技术在农用地分等、定级与估价工作中的应用,并对其成果进行分析,认为利用GIS进行农用地分等、定级与估价工作充分发挥了其图形、属性一体化的优势,在一定程度上提高了这项工作的科学性、可靠性和客观性。 This paper briefly introduces the significance, theory and technical solutions of agricultural land classification, grading and appraisal, and presents the application of GIS technology in agricultural land classification, grading and appraisal on the aspects of spatial database, spatial target buffer and spatial data superposition In the application of GIS and analysis of the results, that the use of GIS for agricultural land grading, grading and valuation work to give full play to its graphics, attribute the advantages of integration, to a certain extent, improve the scientific work, Reliability and objectivity.