68th annual meeting of the European Federation of Animal Science : book of abstracts, no. 23 (2017), Tallinn, Estonia, 28 August - 1 September 2017 / editor E Strandberg ; reviewers G Savoini, Hermanus A. M Spoolder.. et al.. Wageningen : Wageningen Academic Publishers, 2017. 512 s. ISBN 978-80-8686-312-9. ISSN 1382-6077.