Methods of study in soil ecology : proceedings of the Paris symposium=
| Formato: | Libro |
|---|---|
| Lenguaje: | Spanish |
| Publicado: |
[S.l.] :
Paris : UNESCO ,
1970
|
| Edición: | 1 |
| Colección: | Ecology and conservation=Écologie et conservation ;
2 |
| Materias: |