Organic agriculture
Robert Charles Oelhaf
| Year of publication: |
1978
|
|---|---|
| Authors: | Oelhaf, Robert Charles |
| Publisher: |
Montclair, N.J. |
| Subject: | Agrarwirtschaft | Agrarbetrieb | Vereinigte Staaten |
| Extent: | 271 S 8° |
|---|---|
| Type of publication: | Book / Working Paper |
| Language: | English |
| ISBN: | 0470264276 |
| Source: |