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pro vyhledávání: '"Petr Lány"'
Autor:
Josef Koláček, Libuše Kulíková, Jana Jeřábková, Oldřich Kubíček, Růžena Juranová, Petr Lány, Alfred Hera, Kateřina Rosenbergová
Publikováno v:
Acta Veterinaria Brno, Vol 81, Iss 1, Pp 3-8 (2012)
The aim of this study was to monitor the concentration of antibodies against Newcastle disease after vaccination of laying hens at the beginning and in the end of the laying period. The study was carried out in one commercial flock of laying hens in