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Celem badań była próba prześledzenia przebiegu yersiniozy u świń od momentu zakażenia do zakończenia siewstwa. Badania przeprowadzono na 15 ośmiotygodniowych prosiętach. Zwierzęta podzielono na trzy równe grupy i zakażono: grupę A - dożylnie, grupę В - dożołądkowo, a grupa С stanowiła grupę kontrolną - niezakażoną. Do zakażenia użyto chorobotwórczego szczepu Yersinia enterocolitica 0:3 biotyp 4. W...
Since Maedi/Visna disease (M/V) in one of the most important epizootic problems in sheep breeding, it is the subject of interest in many european countries. The purpose of the studies was to assess the epizootic status of infection with the M/V virus in sheep and to determine the dynamics of the infection in flocks by the horizontal way and the frequency of prenatal infections. The samples of blood,...
The purpose of the work was to determine the role of contaminated environment by U. diversum as a source of infections of the reproductive tract in cattle. It has been found that the period of Ureaplasma microorganisms survival outside the animals is relatively short, i.e. within 24 hours limits. However, it is long enough to make passible infection of the preputial mucosa of bulls. In contrast, heifers...
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