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Protozoa of the genus Cryptosporidium spp. are often an underestimated problem in livestock farms and poultry flocks. On account of difficult and time-consuming diagnostic methods cryptosporidiosis is rarely confirmed by laboratory tests. Occurring cases of persisting diarrhea are treated without a proper diagnosis. In addition, the lack of effective veterinary preparations on the market reduces treatment...
The aetiological agent of Derzsy’s disease is a parvovirus (GPV) belonging to the Parvoviridae family, genera Dependovirus. Currently, the mortality rate of Derzsy’s disease is much lower than it was before the introduction of vaccination. The most common form is the chronic one. Therefore, cases of Derzsy’s disease in geese in 1998-2011 were analyzed. The study was carried out in 122 bird flocks...
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