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VetMed Resource

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Abstract

During the past three years there have been several reports of cattle anthelmintic resistance (AR) in Argentina. Twenty-five cattle herds in the west fattening area of the Pampeana Region were surveyed to assess the prevalence of AR and the species of nematode involved. The survey involved...

Author(s)
Suarez, V. H.; Cristel, S. L.
Publisher
Elsevier, Amsterdam, Netherlands
Citation
Veterinary Parasitology, 2007, 144, 1/2, pp 111-117
Abstract

First cases of resistance of Cooperia pectinata and C. oncophora to avermectins were detected in Argentina in 2001. Spread of resistance to anthelmintics in various parts of the pampas region is outlined. Differences in anthelmintics resistance in helminth parasites of cattle and sheep are...

Author(s)
Humberto Suárez, V.; Cristel, S. L.
Publisher
Estación Experimental Regional Agropecuaria Anguil (INTA) (EEA), Secretaría de Agricultura, Ganadería y Pesca, Anguil, Argentina
Citation
Boletín de Divulgación Técnica, INTA, 2005, No.88, pp 98-101
Abstract

A total of 10 calves averaging 133 kg liveweight and naturally infected with gastrointestinal nematodes were grazed in three lucerne pastures, at a stocking rate of 3 animals/ha, from February to June 2006. Animals received either (a) no treatment (controls); (b) 200 µg/kg invermectin...

Author(s)
Cristel, S. L.; Suárez, V. H.; Gavella, J. O.
Publisher
Estación Experimental Regional Agropecuaria Anguil (INTA) (EEA), Secretaría de Agricultura, Ganadería y Pesca, Anguil, Argentina
Citation
Boletín de Divulgación Técnica, INTA, 2008, No.94, pp 88-90