Abstract: The afforesting decision-making maintaining system is designed by using afforesting and computer technology. This thesis studies basic database model standardization.

• 摘要：滇中造林决策支持系统是一项林业技术和信息技术结合的产物，本文研究的是基础数据库，完成的工作是对数据库模型的规范化理论分析。