The effect of a fixed or free toy on the growth rate and aggressive behaviour of weaned pigs and the influence of hierarchy on initial investigation of the toys

Applied Animal Behaviour Science - Tập 53 Số 3 - Trang 203-212 - 1997
Judith K. Blackshaw1, Fiona J. Thomas1, Jenny-Ann Lee1
1Department of Farm Animal Medicine and Production, The University of Queensland, St. Lucia, Qld. 4072, Australia

Tóm tắt

Từ khóa


Tài liệu tham khảo

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