海河流域碳、氮、硫、磷及生态环境数据库  

AN ECO-ENVIRONMENTAL DATABASE SYSTEM FOR C,N,S,AND P B10GEOCHEMICAL CYCLING IN HAIHE RIVER BASIN

作　　者：白迺彬 陈寿烈[1] 郭平[1] 张克明[1] 杜敏[1] 

机构地区：[1]中国科学院生态环境研究中心

出　　处：《环境科学学报》1991年第2期157-165,共9页Acta Scientiae Circumstantiae

摘　　要：介绍了海河流域碳、氮、硫、磷及生态环境数据库的建库目标,指导系统分解的概念模型,选择录入数据的指标体系,数据库系统构成及所含6个子库典型输出表。做为数据库的必要功效补充,还建立了地理信息系统。整个数据库系统是在DBASE-Ⅲ、汉化地理信息系统工具和FORTRAN-77统计与模式程序包支持下,在PC/AT微机上实现的。The object analysis, the concept model, the index system and the system components of an eco-environmental database system for C,N, S and P cycles in Haihe River basin of China are introduced in this paper. The six sub-database are also illustrated. The whole system was developed using dBASE Ⅲ,Chinese-CIS tool and FORTRAN-77 statistical package on a PC/AT microcomputer. A geographical information system (GIS) was also attached to the system as an essential complement of the database.

关 键 词：数据库 生态环境 碳 氮 硫 磷 

分 类 号：TP392[自动化与计算机技术—计算机应用技术]