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Effect of pecking stones and age on feather cover, hen mortality, and performance in free-range laying hens
Severe feather pecking is frequently associated with impaired egg production, poor hen welfare, and increased mortality. The aim of this study was to investigate the potential of pecking stones to ameliorate the incidence of feather pecking. A total of 18 flocks of Hy-Line Brown laying hens were ran...
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| Опубликовано в: : | Poult Sci |
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| Главные авторы: | , , , , , |
| Формат: | Artigo |
| Язык: | Inglês |
| Опубликовано: |
Elsevier
2020
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| Предметы: | |
| Online-ссылка: | https://ncbi.nlm.nih.gov/pmc/articles/PMC7597386/ https://ncbi.nlm.nih.gov/pubmed/32359565 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1016/j.psj.2019.11.068 |
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