[Significance of pests on occurrence and spreading of salmonella: literature survey and valuation 1995]

agua potable aguas residuales aliment pour animaux alimentos blattaria calliphoridae coleoptera contamination corbeau crows cuervo danemark denmark dinamarca drinking water eau potable feeds foods gaviota (laridae) gulls insecte nuisible mice moineau mouette musca domestica paloma pest insects piensos pigeon pigeons produit alimentaire rat rata rats rodents roedores rongeur salmonella souris sparrows vecteur de maladie vectores vectors wastewater zoonose zoonoses zoonosis