Authors: Channing, CE Hughes, BO Walker, AW

Citation: Ce. Channing et al., Spatial distribution and behaviour of laying hens housed in an alternativesystem, APPL ANIM B, 72(4), 2001, pp. 335-345

Authors: Carmichael, NL Walker, AW Hughes, BO

Citation: Nl. Carmichael et al., Laying hens in large necks in a perchery system: influence of stocking density on location, use of resources and behaviour, BR POULT SC, 40(2), 1999, pp. 165-176

Authors: Walker, AW Tucker, SA Elson, HA

Citation: Aw. Walker et al., An economic analysis of a modified, enriched cage egg production system, BR POULT SC, 39, 1998, pp. S14-S15

Authors: Walker, AW Hughes, BO

Citation: Aw. Walker et Bo. Hughes, Egg shell colour is affected by laying cage design, BR POULT SC, 39(5), 1998, pp. 696-699