TY - BOOK ED - The Bureau of Agricultural Economics TI - Land use planning under way U1 - PA-C 633 B85 CY - Washington, D.C. PB - Department of Agriculture KW - Cultivos KW - EUA KW - Colecciones de escritos KW - Manejo de suelos KW - Tierras KW - aprovechamiento N1 - Encuadernado con: Report of progress for year ending june 30, 1940 / University of Maine ER -