3rd International symposium Safe food. Plant production, animal production, management : book of abstracts, September 18-20, 2008 Bydgoszcz, Poland. -- Bydgoszcz : University of Technology and Life Sciences, 2008. -- (Journal Central European Agriculture). -- ISBN 978-83-61314-24-0. chov hospodárskych zvierat * hovädzí dobytok * hydina * krmivá * výživa zvierat * silážovanie