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Organic agriculture: economic and ecological comparison with conventional methods
Auteur principal: | |
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Format: | Printed Book |
Langue: | Undetermined English |
Publié: |
New Jersey
alleheld Osmun ands Co Publishers
1978
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Sujets: |
Kerala Agricultural University
Cote: |
338 .1 OEL/OR |
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Exemplaire | Statut en temps réel indisponible |