Preliminary studies of parasitism in sheep on rangelands.
D000818:Animals; D010272:Parasitic Diseases; D010640:Phenothiazines / Q000494:pharmacology*; D012756:Sheep; D012757:Sheep Diseases; D034561:Sheep, Domestic
D010640:Phenothiazines; C031637:phenothiazine
PARASITIC DISEASES; PHENOTHIAZINE/effects; SHEEP/diseases