Entry Topical Term

Number of records used in: 1

001 - CONTROL NUMBER

• control field: 156826

150 ## - HEADING--TOPICAL TERM

• Topical term or geographic name as entry element: Soil conservation - Research

670 ## - SOURCE DATA FOUND

• Source citation: Work cat.: (OSt)1064: Progress report for the period Jan. 69 - September 79, n.d.