Zobrazeno 1 - 4
of 4
pro vyhledávání: '"Alfred Hera"'
Publikováno v:
Food Additives & Contaminants: Part A. 34:547-551
One-day-old chickens were individually orally treated with chloramphenicol at a dose of 100 mg per kg of body weight per day for three consecutive days. After the final treatment, the groups of six birds were sacrificed in seven-day intervals up to 4
Publikováno v:
Food Additives & Contaminants: Part A. 34:542-546
To investigate potential residues in tissues arising from naturally occurring low levels of chloramphenicol in plant material, feeding studies were conducted with chickens. A common chicken feed was prepared containing 0, 10, 50 and 200 μg kg−1 ch
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
Autor:
Ivan Literak, Alois Cizek, Jiri Smola, Zuzana Jurcickova, Alfred Hera, Ludmila Kohoutova, Lucie Pokludova, Monika Dolejska, Jiri Bures
Publikováno v:
Veterinary Microbiology. 149:513-516
The aim of the study was to compare the prevalence of extended-spectrum beta-lactamase (ESBL)-producing Escherichia coli bovine isolates on a conventional dairy cattle farm with high consumption of parenteral and intramammary cephalosporins (farm A)