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Investigation of antimicrobial resistance in E. coli strains isolated from calves and pigs / Ispitivanje rezistencije izolovanih sojeva E. coliod teladi i svinja na antimikrobna sredstva
(Univerzitet u Beogradu - Fakultet veterinarske medicine, Beograd, 2004)
Samples (30) of feces of calves, piglets, guilds and pregnant sows with signs of diarrhea, as well as rectal smears, received from farms, where related problems were followed for three months, were used in these investigations. ...
Enterococci in Cheese - Phenotypization and Antibiotic Resistance
(Ljubljana University Press, 2004)
The material of investigation was consisted of samples of fresh and ripened cheeses made from
raw and cooked milk subjected to rennet or acid coagulation. The primary isolation of
enterococci was carried out on ...