Immunization of chickens against Newcastle disease by formalin inactivated vaccine.
D000818:Animals; D002645:Chickens; D005557:Formaldehyde; D007114:Immunization; D008460:Meat; D009521:Newcastle Disease / Q000276:immunology*; D011200:Poultry; D014611:Vaccination; D015164:Vaccines, Inactivated
D015164:Vaccines, Inactivated; D005557:Formaldehyde
FOWLS, DOMESTIC; NEWCASTLE DISEASE/immunology