Tabular data is a common formativen ecological research data.Based on the analysis of characteristics of tabulardata,the relationship between dataset and associated metadata,and safety and share strategy,atabular database sy stem has been designed with Oracle soft package and databased techniques.the study show sthat met adata is notonly documents for datasets,but a determination of the content and data volume of dat asets as well as the relationships among datasets.The design scheme has been applied in development and est ablishmentof soil conservativeon database in the Loess Plateau.