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Training programme on alternative energy conservation in homesteads (biogas) for assistant directors of agriculture: 25 - 27 november, 1991
| Auteur principal: | |
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| Publié: |
Trichur
Directorate of extension central training institute
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| Sujets: |
Kerala Agricultural University
| Cote: |
665.776 SAN/TR |
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| Exemplaire CR | Statut en temps réel indisponible |