A Descriptive Study of Keel Bone Fractures in Hens and Roosters from Four Non-Commercial Laying Breeds Housed in Furnished Cages

The presence of keel bone fractures (KBF) in laying hens has been documented and discussed by several authors, nevertheless the causative factors behind KBF remain uncertain. High prevalence of KBF have been reported in all commercial egg production systems, in different genetic lines and at differe...

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出版年:	Animals
主要な著者:	Käthe Elise Kittelsen, Randi Oppermann Moe, Tone Beate Hansen, Ingrid Toftaker, Jens Peter Christensen, Guro Vasdal
フォーマット:	論文
言語:	英語
出版事項:	MDPI AG 2020-11-01
主題:	keel bone fracture laying hen animal welfare poultry welfare gene preservation
オンライン･アクセス:	https://www.mdpi.com/2076-2615/10/11/2192