Immunity and tolerance of chickens to the roundworm, Ascaridia galli (Schrank).
D000818:Animals; D001196:Ascariasis / Q000276:immunology*; D001197:Ascaridia; D001717:Birds; D002645:Chickens; D007109:Immunity; D009349:Nematode Infections; D011200:Poultry
ASCARIASIS/immunology; FOWLS, DOMESTIC