基于GIS的农用地分等·定级与估价技术（英文）

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。

Grading, Classification and Evaluation Technique of Farmland Based on GIS

This study gives a brief introduction to the significance,theoretical and technique programs of grading,classification and evaluation technique of farmland.At the same time,the application of spatial database,space target buffer,spatial data adding and many other GIS techniques in the grading,classification and evaluation of farmland is explored.And the obtained achievements are analyzed.It is thought that the use of GIS for the grading,classification and evaluation of farmland has full expressed its advantages of integration of figures and attributes,thus improving the scientificity,reliability and objectivity of this work to some extents.