1. Bovine ostertagiasis: a review;Armour;Vet. Rec.,1970
2. A comparison of Canadian Holstein X British Friesian and British Friesian steers for beef production;Baber;Anim. Prod.,1984
3. Feed intake of grazing calves exposed to trichostrongyle infection and treated with the Morantel sustained release bolus;Bell;Vet. Parasitol.,1988
4. Metabolism and growth in housed calves given a morantel sustained release bolus and exposed to natural trichostrongyle infection;Enterocasso;Res. Vet. Sci.,1986
5. Production, parasitological and carcass evaluation studies in steers exposed to trichostrongyle infection and treated with a morantel bolus or fenbendazole in two consecutive grazing seasons;Enterocasso;Res. Vet. Sci.,1986