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|a Sistema Bibliotecario de la Universidad Nacional
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|a H 636.5
|b P875p
|2 21
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| 100 |
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|a Vezzoli, Giuseppe
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| 245 |
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|a Relationships between beak condition, preening behavior and ectoparasite infestation levels in laying hens
|h artículo de revista
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| 650 |
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4 |
|a GALLINAS
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| 650 |
0 |
4 |
|a PIOJOS
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| 650 |
0 |
4 |
|a ÁCAROS
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| 650 |
0 |
4 |
|a HUEVOS DE GALLINA
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| 650 |
0 |
4 |
|a ENFERMEDADES INFECCIOSAS
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| 700 |
1 |
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|a Mullens, Bradley A.
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| 700 |
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|a Mench, Joy A.
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| 773 |
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|t Poultry science. --
|g Volumen 94, número 9 (september 2015), páginas 1997-2007
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| 852 |
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|a Biblioteca Joaquín García Monge. Hemeroteca
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| 856 |
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|u http://ps.oxfordjournals.org.una.idm.oclc.org/content/94/9/1997.full
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