1. Field study on the epidemiology and pathogenicity of different isolates of bovine Ostertagia spp;Al Saqur;Res. Vet. Sci.,1982
2. Barger, I.A., Le Jambre, L.F., Know, M.R., 1996. Grazing management for the control of nematode parasites. In: Le Jambre, L.F. Ed., Sustainable parasite control in small ruminants. Bogor, Indonesia, 146-150. ACAIR, Canberra, Australia.
3. Control of nematode parasites by grazing management-I. Decontamination of cattle pastures by grazing with sheep;Barger;Int. J. Parasitol.,1975
4. Experimental studies on the host specificity of Ostertagia spp. in cattle and sheep;Borgsteede;Parasitol.,1981
5. The infectivity of some nematode parasites of reindeer (Rangifer tarandus L.) and elk (Alces alces L.) for cattle and sheep;Borgsteede;Zeitsch. Parasitol.,1982