The soils that support us; an introduction to the study of soils and their use by men
| Autor principal: | |
|---|---|
| Formato: | Libro | 
| Lenguaje: | English | 
| Publicado: | New York
          Macmillan
    
        [1941]. | 
| Materias: | 
| Autor principal: | |
|---|---|
| Formato: | Libro | 
| Lenguaje: | English | 
| Publicado: | New York
          Macmillan
    
        [1941]. | 
| Materias: |