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Plumage condition in laying hens: genetic parameters for direct and indirect effects in two purebred layer lines
BACKGROUND: Feather pecking is a major welfare issue in laying hen industry that leads to mortality. Due to a ban on conventional cages in the EU and on beak trimming in some countries of the EU, feather pecking will become an even bigger problem. Its severity depends both on the victim receiving pe...
Autores principales: | , , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
BioMed Central
2014
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4073196/ https://www.ncbi.nlm.nih.gov/pubmed/24885199 http://dx.doi.org/10.1186/1297-9686-46-33 |