9th. International scientific conference International Federation of Organic Agriculture Movements organic agriculture, a key to a sound development and a sustainable environment
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| Main Authors: | , , |
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| Format: | Texto biblioteca |
| Language: | eng |
| Published: |
St. Wendel (FRG) Druck im Zentrum
1992
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| Subjects: | Desarrollo sostenible, Investigación agrícola, Agroecología, |
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