Modelo de biodigestor para purines de cerdo en la Utmach
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| Other Authors: | |
| Format: | eBook |
| Language: | Spanish |
| Published: |
[Machala] :
[Universidad Técnica de Machala],
[2011]
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| Subjects: | |
| Online Access: | https://elibro.net/ereader/uninicaragua/33117 |