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British Poultry Science|November 5, 1997
Feather pecking behaviour in White Leghorns, a genetic studyJ B Kjaer, P SørensenPoultry Science|February 3, 2005
Variance components and selection response for feather-pecking behavior in laying hensG Su, J B Kjaer, P SørensenPoultry Science|March 10, 2006
Divergent selection on feather pecking behavior in laying hens has caused differences between lines in egg production, egg quality, and feed efficiencyG Su, J B Kjaer, P SørensenApplied Animal Behaviour Science|March 7, 2001
Divergent selection on feather pecking behaviour in laying hens (Gallus gallus domesticus)J B. Kjaer, P Sørensen, G SuPoultry Science|August 15, 2006
Foot pad dermatitis and hock burn in broiler chickens and degree of inheritanceJ B Kjaer, G Su, B L Nielsen, et al.Poultry Science|June 16, 2010
Feeding activity in groups of newly hatched broiler chicks: effects of strain and hatching timeB L Nielsen, H R Juul-Madsen, S Steenfeldt, et al.The Veterinary Record|May 18, 2004
Effects of stocking density and group size on the condition of the skin and feathers of pheasant chicksJ B KjaerGenes, Brain, and Behavior|June 21, 2011
Heart rate variability in domestic chicken lines genetically selected on feather pecking behaviorJ B Kjaer, H JørgensenPoultry Science|July 14, 2007
Effect of supplemental roughage on behavior, physiological stress response, and egg production parameters of farmed partridges (Perdix perdix)J B Kjaer, B K HansenBritish Poultry Science|June 28, 2014
Analysis of landing behaviour of three layer lines on different perch designsB Scholz, J B Kjaer, L SchraderPageof 19