如何发展和供应足够的粮食、棉花、油料和肉类产品,是发展国民经济的主要问题。有效地提高各级政府,特别是中央和省部级政府部门的规划、管理和决策水平,是解决问题的重要途径之一。当前,中国每年产生的县级农业统计数据,是唯一能够在县级水平上反映中国农业总体状况及年际变化的权威数据。因此,充分利用这种数据,并在使用过程中不断改善它们的质量,具有特别重要的意义。为此目的,作者研制了中国农业统计地理信息系统 (CAS/GIS),以提供先进技术手段上的支持。该系统配有全国省界地图、全国县界地图和各省界地图,由数据准备、信息

How to produce and supply enough food,cotton,edible oil and meat and others is the most important problem for China In order to solve the problem,it is one of significant ways to enhance the capabilities of planning,management and decision making for governments at different levels Recently,the statistical data at county level are only one data source to cover the whole country annually So,a Chinese Agricultural Statistical Geographic Information System(CAS/GIS)has been developed in the division The system consists of 5 subsystems which are datapreparetion,query and retrieval,data analysis(histogram,detection of changes,sorting,classification,evaluation,prediction,etc),statistical mapping,demonstration and map output Supported by CAS/GIS,an“Atlas of Chinese Agricultural Statusat the County Level”was produced in 20 days after the raw data in hands The atlas includes 45 thematic maps and corresponding 45 tables It is very useful to agricultural planning,management and decision making at country and province levels In this paper,the system and its applications will be introduced in more detail.