Article
A genome-wide association study in a large F2-cross of laying hens reveals novel genomic regions associated with feather pecking and aggressive pecking behavior.
Genetics, selection, evolution : GSE - 3 Feb 2017
Lutz Vanessa, Stratz Patrick, Preuß Siegfried, Tetens Jens, Grashorn Michael A, Bessei Werner, Bennewitz Jörn
Abstract excerpt
BACKGROUND: Feather pecking and aggressive pecking in laying hens are serious economic and welfare issues. In spite of extensive research on feather pecking during the last decades, the motivation for this behavior is still not clear. A small to moderate heritability has frequently been reported for these traits. Recently, we identified several single-nucleotide polymorphisms (SNPs) associated with feather...
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