Résultats de la recherche - 2 results
The most likely time and place of introduction of BTV8 into Belgian ruminants.
a large anonymous, random postal survey of cattle herds and sheep flocks; a random historical milk tank survey of samples tested with an indirect ELISA and a follow-up survey of non-specific health ...
Type and frequency of contacts between Belgian pig herds.
the potential between-herd transmission of pathogens. Our aim was to investigate the different contacts between Belgian pig herds. We obtained data by conducting a postal survey on 421 pig herds in ...