【摘要】 SDB_m是一种用户友好界面的软件包,在微机上可以方便地组织、存贮和调用土壤基本调查数据。土壤调查可以产生大量的野外及实验室数据,利用SDB_m可以进行方便地管理。本文简要地介绍了该数据库系统的主要特点,以便推广其在我国沙区、林区土壤调查中的应用。更多还原

【Abstract】 SDBm is a user friendly sofware package to facilitate the organization,stroage and retrieval of basic survey data on computer. Soil surveys generate carge quantities of data from both field description and laboratory analysis. Using SDBm can manage the data easily. This paper introduce the main features of SDBm concisely so as to develop its use in desert and forest regions in China.更多还原