Production of immunity to Dictyocaulus viviparus by the parenteral administration of fourth stage larvae.
D000818:Animals; D002417:Cattle / Q000469:parasitology; D004021:Dictyocaulus; D007814:Larva; D009349:Nematode Infections / Q000662:veterinary*
CATTLE/parasitology; NEMATODE INFECTIONS/veterinary