Studies on the efficiency of various immunization methods and schedules against Newcastle disease. I. Immune state of chicken flocks after repeated drinking water and aerosol vaccinations with the La Sota strain.
D000284:Administration, Oral; D000336:Aerosols; D000818:Animals; D002645:Chickens / Q000276:immunology*; D007115:Immunization Schedule; D009521:Newcastle Disease / Q000517:prevention & control*; D009522:Newcastle disease virus / Q000276:immunology*; D014765:Viral Vaccines / Q000008:administration & dosage*; D014867:Water
D000336:Aerosols; D014765:Viral Vaccines; D014867:Water