title: Proceedings of the international congress on applied ethology in farm animals Kiel, 1984. Edited by J. Unshelm, G. Van Putten & K. Zeeb, 428pp.
authors.affiliation: I.N.R.A. Physiologie de la Reproduction Nouzilly 37380 Monnaie France.
authors.forename: J P
authors.initials: JP
authors.lastname: Signoret