Preliminary observations on the behaviour and meat quality of free range pigs
Copenhagen, Denmark
Barton-Gade, P. A., and L. O. Blaabjerg. 1989. Preliminary observations on the behaviour and meat quality of free range pigs. In: Proc. 35th Int. Congr. Meat Sci. and Technol., Copenhagen, Denmark, pp 1002-1005.
Behaviour and productivity of the domestic pig in barren and enriched environments
St. Joseph, MI.
Beattie, V. E., I. A. Sneddon, and N. Walker. 1993. Behaviour and productivity of the domestic pig in barren and enriched environments. In: Proc. Livest. Envir. 4th Int. Symp. Am. Soc. Agric. Eng., St. Joseph, MI. pp 43-50.
Effects of environmental enrichment on behaviour and productivity of growing pigs
Beattie, V. E., N. Walker, and I. A. Sneddon. 1995. Effects of environmental enrichment on behaviour and productivity of growing pigs. Anim. Welf. 4:207-220.
Influence of environmental enrichment on the behaviour, performance and meat quality of domestic pigs
Beattie, V. E., N. E. O'Connell, and B. W. Moss. 2000. Influence of environmental enrichment on the behaviour, performance and meat quality of domestic pigs. Livest. Prod. Sci. 65:71-79.
Individual differences in behavioural reaction to a changing environment in mice and rats
Benus, R. F., J. M. Koolhaas, and G. A. Van Ootmerssen. 1987. Individual differences in behavioural reaction to a changing environment in mice and rats. Behaviour 100:105-122.
Heritable variation for aggression as a reflection of different coping strategies
Benus, R. F., B. Bohus, J. M. Koolhaas, and G. A. Van Ootmerssen. 1991. Heritable variation for aggression as a reflection of different coping strategies. Experientia (Basel) 47:1008-1019.
Effects of environmental enrichment on behavioral responses to novelty, learning, and memory, and the circadian rhythm in cortisol in growing pigs
De Jong, I. C., I. T. Prelle, J. A. van de Burgwal, E. Lambooij, S. M. Korte, H. J. Blokhuis, and J. M. Koolhaas. 2000a. Effects of environmental enrichment on behavioral responses to novelty, learning, and memory, and the circadian rhythm in cortisol in growing pigs. Physiol. Behav. 68:571-578.