1. Studies on the control of bovine ostertagiasis using a morantel sustained release bolus;Armour;Vet. Rec.,1981
2. Recovery of Ostertagia from the bovine abomasal mucosa by immersion in warm normal saline;Downey,1981
3. Calf parasite control by means of low-level anthelmintic administered in the drinking water;Downey;Vet. Rec.,1977
4. The use of anthelmintic given at low dosage in drinking water to control nematodiasis in calves;Downey,1981
5. Preliminary observations on the use of low level medication in calves' drinking water as a means of parasite control;Downey;Irish Vet. J.,1974