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| Título: | Soil survey manual |
|---|---|
| Published: |
United States department of Agriculture
|
| Fecha de edición: | 1937 |
| Physical Description: | 503p. |
| Título: | Soil survey manual |
|---|---|
| Published: |
United States department of Agriculture
|
| Fecha de edición: | 1937 |
| Physical Description: | 503p. |