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pro vyhledávání: '"Fredi Álvarez"'
Autor:
Juan Caballero, Miguel Herrero, Maria Faccioli, Fredi Álvarez, Miguel Ángel Petruccelli, Maria Goreti, Kuniaki Suzuki
Publikováno v:
Journal of Veterinary Epidemiology. 13:46-52
In Paraguay, vaccination programmes for infectious bursal disease (IBD) virus control planned by foreign vaccine manufacturers are commonly used, which are not always adapted to the particular conditions on the farm and to the status of maternally de