Survival of Dictyocaulus viviparus infection on pasture.
D000818:Animals; D002417:Cattle; D002418:Cattle Diseases / Q000209:etiology; D004021:Dictyocaulus / Q000502:physiology*; D004022:Dictyocaulus Infections / Q000209:etiology; D008297:Male; D008681:Metastrongyloidea / Q000502:physiology*; D006109:Poaceae; D012621:Seasons