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Veterinary information to support practice, based on evidence and continuing education

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Calves which grazed from October 7, 1977, pasture infested with larvae of Ostertagia ostertagi and other gastro-intestinal nematodes were treated on November 8 (after housing for 6 days) or on January 4 (after housing for one month) with fenbendazole at 7.5 mg/kg body-weight. Autopsy worm counts 8...

Duncan, J. L.; Armour, J.; Bairden, K.
Veterinary Record, 1978, 103, 10, pp 211-212

Infective trichostrongylid larvae can be recovered from soil by a process of sedimentation and filtration followed by extraction using a Baermann apparatus.

Bairden, K.; Duncan, J. L.; Armour, J.
Martinus Nijhoff for the Commission of the European Communities., The Hague, Netherlands
Epidemiology and control of nematodiasis in cattle. An animal pathology Workshop in the CEC Programme of Coordination of Agricultural Research, Royal Veterinary and Agricultural University, Copenhagen, Denmark, 4-6 February 1980. (Current Topics in Veterinary Medicine and Animal Science Vol.9.), 1981, pp 31-34

The degree of nematode infectivity of a previously contaminated pasture (grazed by cattle and calves) in Rio Grande do Sul State, Brazil, which was reseeded after harvesting of a soya bean crop was determined by use of 4 tracer lambs and 4 tracer calves. The 8 tracers were put to graze for 14 days...

Echevarria, F. A. M.; Armour, J.; Duncan, J. L.; Pinheiro, A. C.
Veterinary Parasitology, 1993, 50, 1/2, pp 151-155

Worm-free lambs (n = 6) were infected with 5 000 L3 of an ivermectin/benzimidazole/closantel resistant strain of H. contortus. On day 21 post infection animals were allocated according to worm egg counts, to 2 groups of 3 animals each and on day 29 one group was treated with albendazole at 3.8...

Echevarria, F. A. M.; Armour, J.; Bairden, K.; Duncan, J. L.
Journal of the South African Veterinary Association, 1993, 64, 1, pp 31-34

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