title: [Antigenicity and immunization studies on the B1 vaccine strain used against Newcastle disease in the fowl, turkey and psittacines].
mesh_terms: D000818:Animals; D000917:Antibody Formation; D002645:Chickens / Q000276:immunology*; D009521:Newcastle Disease / Q000517:prevention & control; D009522:Newcastle disease virus / Q000276:immunology*; D011201:Poultry Diseases / Q000517:prevention & control; D011563:Psittaciformes / Q000276:immunology*; D014422:Turkeys / Q000276:immunology*; D014765:Viral Vaccines; D014774:Virulence
chemical_list: D014765:Viral Vaccines
vernacular_title: Antigenität und Immunisierungsvermögen des B1-Impfvirusstammes gegnüber Newcastle-Disease-Feldvirus-Stämmenvon Huhn, Pute und Psittaciden.