Efecto del bromuro de trifenil etileno sobre gallinas ponedoras
Tesis (Ing Agr)
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| Main Authors: | , |
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| Format: | biblioteca |
| Language: | spa |
| Published: |
San José (Costa Rica)
1974
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| Subjects: | GALLINA PONEDORA, BROMUROS, RENDIMIENTO DE LA POSTURA, |
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| Summary: | Tesis (Ing Agr) |
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