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VetMed Resource

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

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Abstract

The seasonal population trends of cattle nematodes in tracer calves are described from 1981 to 1987, from studies conducted in the Western Pampas, Argentina. Successive worm-free calves were grazed with growing beef cattle for 20-30 days at 6 week intervals and then slaughtered for nematode counts...

Author(s)
Suarez, V. H.
Citation
International Journal for Parasitology, 1990, 20, 8, pp 1031-1036
Abstract

Infection with digestive-tract strongyles was monitored in beef cattle on 2 farms of the Pampas of Argentina from 1981 to 1987. The parasitological parameters were the numbers of worms harboured by tracer calves grazed for 25 days on pastures and the nematode faecal egg output of cattle grazed...

Author(s)
Suarez, V. H.; Cabaret, J.
Citation
Preventive Veterinary Medicine, 1991, 11, 1, pp 1-8
Abstract

The epidemiology and the effects of nematode infections on cow-calf systems were followed from 3 weeks before calving to 7 months afterwards. Two groups, each of 15 cow-calf pairs grazed on separate lucerne pastures. Group I (GI) were treated monthly with oxfendazole (4.5 mg/kg), cows being dosed...

Author(s)
Suarez, V. H.; Busetti, M. R.; Fort, M. C.
Citation
Veterinary Parasitology, 1992, 42, 1/2, pp 73-81
Abstract

Development, migration and survival of infective nematode larvae (L3) were studied in the western pampas region of Argentina. Faeces of naturally-infected cattle were deposited as artificial pats on plots during mid-spring and summer of 1994-1995 and 1995-1996. In 1994 and 1995 the study coincided...

Author(s)
Suarez, V. H.; Lorenzo, R. L.
Publisher
PRINCEPS Editions, Paris, France
Citation
Parasite, 2000, 7, 4, pp 255-261