Article
Genetic and phenotypic correlations between feather pecking and open-field response in laying hens at two different ages.
Behavior genetics - 1 Jul 2004
Rodenburg T B, Buitenhuis A J, Ask B, Uitdehaag K A, Koene P, van der Poel J J, van Arendonk J A M, Bovenhuis H
Abstract excerpt
The object of this research was to study the relationship between feather pecking and open-field activity in laying hens at two different ages. A population of 550 birds of a laying hen cross was subjected to an open-field test at 5 and 29 weeks of age and to a social feather pecking test at 6 and 30 weeks of age. Factor analysis was used to identify underlying factors for each test: pecking behavior (social...
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