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Laying hen mortality in different indoor housing systems: a meta-analysis of data from commercial farms in 16 countries
Societal concern with the welfare of egg laying hens housed in conventional cages is fostering a transition towards cage-free systems in many countries. However, although cage-free facilities enable hens to move freely and express natural behaviours, concerns have also been raised over the possibili...
Autores principales: | , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
Nature Publishing Group UK
2021
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7862694/ https://www.ncbi.nlm.nih.gov/pubmed/33542280 http://dx.doi.org/10.1038/s41598-021-81868-3 |