title: [Critical evaluation of breeding hygiene studies of stud boars in the County of Gera].
mesh_terms: D000818:Animals; D001947:Breeding; D005298:Fertility; D005859:Germany, East; D006920:Hygiene; D008297:Male; D009751:Nutritional Requirements; D013552:Swine; D013553:Swine Diseases / Q000453:epidemiology* / Q000517:prevention & control
vernacular_title: Kritische Auswertung der zuchthygienischen Untersuchungen an Deckebern im Bezirk Gera.