Abstracts of recent published material on soil and water conservation
Código CCN: 000350-6
| País: Não informado | 
| Editor: Agricultural Research Service, Soil and Water Conservation Division | 
| Imprenta: 
        
                    
                          Washington:
                                          Agricultural Research Service, Soil and Water Conservation Division,
                          
                          1949 | 
| Área de numeração: Vol. 1 (1949)-Vol. 42 (1967) |