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BEHAVIORAL CHANGES OF SOWS AND GILTS OF DIFFERENT BREEDS HOUSED IN INDIVIDUAL PENS TO DIFFERENT PHYSIOLOGICAL STATES
Published by the American Society of Agricultural and Biological Engineers, St. Joseph, Michigan www.asabe.orgCitation: Proceedings of the Seventh International Symposium, 18-20 May 2005 (Beijing, China) Publication Date 18 May 2005 701P0205.(doi:10.13031/2013.18429)
Authors: W.G., Cui, J. Bao and J. H. Li
Keywords: Sows, behavior, stereotypies
Forty late pregnant sows of three breeds were selected to study behavioural changes during
gestation, lactation and after weaning. All animals were housed individually in conventional pens
(3.1m x 3.0m) comprising a lying area with bedding a creep floor for feeding and activity. The
observations on the behaviour of each individual continued for 9 weeks comprising of 2 weeks
for gestation, 5 for lactation and 2 weeks after weaning.