成都市耕地质量普查数据库和系统建设研究与实现

研究了就成都市耕地质量普查建库的技术方法以及管理系统的建设。应用GIS技术对辖区内的地形、地貌、土壤、土地利用、土壤污染、农业生产基本情况等数据资料进行统一管理,建立空间数据库和属性数据库,并且将各种数据库建立关联关系,构建耕地资源基础数据库。利用计算机技术实现数据存储和分析,定量化、自动化地完成耕地质量的评价等,为成都市耕地资源的管理和可持续利用提供多方位的信息服务。

Realization and study of the database system construction of farmland quality investigation in Chengdu

The technological methods of the farmland quality investigation database system of Chengdu and the Management System construction were studied.The GIS technology was used to manage the data such as topography,geomorphy,the soil,land use,land pollution and the agricultural production as a whole,and the special and attribute databases,and related different databases to construct farmland resources database were established.The computer technology was used to realize the data storing and analysis,quantitative and automatic evaluation of farmland quality and so on,which could supply several information services for management and the sustainable utilization of farmland resource of Chengdu.