COMPLEMENT FIXING ANTIBODY RESPONSE OF CALVES TO DICTYOCAULUS VIVIPARUS. IV. A COMPARISON OF ANTIGENS.
D000818:Animals; D000917:Antibody Formation; D002417:Cattle; D002418:Cattle Diseases; D003168:Complement Fixation Tests; D004021:Dictyocaulus; D009349:Nematode Infections
CATTLE DISEASES; COMPLEMENT FIXATION TESTS; NEMATODE INFECTIONS