A field test of immunization against Newcastle disease (pneumoencephalitis).
OLSON
C
C
BLORE
I C
IC
WOODRING
F R
FR
McGRATH
C B
CB
D000818:Animals; D001717:Birds; D007114:Immunization; D009521:Newcastle Disease; D011200:Poultry; D014611:Vaccination
FOWLS; NEWCASTLE DISEASE