L'agriculture biologique: pourquoi et comment la pratiquer
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| Format: | Texto biblioteca |
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Paris (France) Le Courrier du Livre
1981
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| Subjects: | ORGANIC AGRICULTURE, FERTILIZERS, PESTICIDES, TOXICITY, FARMYARD MANURE, AGRICULTURE BIOLOGIQUE, AGRICULTURA ORGANICA, ENGRAIS, PESTICIDE, TOXICITE, FUMIER, ABONOS, PLAGUICIDAS, TOXICIDAD, ESTIERCOL, |
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