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AbstractFull Text

Anthelmintic resistance (AR) in nematodes of ruminants is a serious productive and health problem in the northern and central areas of Argentina. The use of anthelmintics has led not only to a significant increase in ruminant productivity but also a severe selection pressure on the parasite genome. ...

Author(s)
Anziani, O. S.; Fiel, C. A.
Publisher
Instituto Nacional de Tecnología Agropecuaria (INTA), Departamento de Publicaciones, Prensa y Difusion, Buenos Aires, Argentina
Citation
RIA, Revista de Investigaciones Agropecuarias, 2015, 41, 1, pp 34-46
Abstract

The control of ruminant gastrointestinal nematodes and ectoparasites, one of the major production health problems, are heavily reliant on the systematic and sometimes abusive use of anthelmintic drugs. Endectocides are the most frequently used drugs, having high potency against arthropods and...

Author(s)
Suarez, V. H.
Publisher
EDP Sciences, Les Ulis, France
Citation
Veterinary Research, 2002, 33, 5, pp 563-573
Abstract

A total of 40 Hereford calves were divided into groups of 8 and, with the exception of an untreated control group, were treated with one of 200 µg ivermectin/kg, 0.2 mg moxidectin/kg, 200 µg abamectin/kg or 200 µg doramectin/kg. All the animals were kept together on the same pasture in Argentina...

Author(s)
Peralta, J.; Ferrari, O.; Pazo, R.
Citation
Veterinaria Argentina, 1994, 11, 110, pp 680...694
Abstract

Following the death and autopsies of 2 calves in a herd aged between 55 and 78 days, from east Chaco, Argentina, one of the 2 was found to have 3200 Neoascaris vitulorum [Toxocara vitulorum] epg. Random faecal samples were collected from a further 8 of the herd and 25% were found to have high...

Author(s)
Cardona López, G. A.; Stahringer, R. C.; Luciani, G. A.
Citation
Veterinaria Argentina, 1994, 11, 104, pp 254-256
Abstract

P.M. examinations revealed heavy infestations with immature Paramphistomum sp. in an outbreak of diarrhoea affecting 37% of 683 calves and young cattle, with 5.7% mortality, grazing poor quality, unrotated, natural pasture. Cows on the farm had high Paramphistomum faecal egg counts. Sheep were...

Author(s)
Rimbaud, E.; Diana, V.
Citation
Veterinaria Argentina, 1991, 8, 79, pp 606, 608-612
Abstract

Author(s)
Eddi, C.; Caracostantógolo, J.; Balbi, A.; Schapiro, J.; Noaco, A.
Citation
Revista de Medicina Veterinaria (Buenos Aires), 1991, 72, 1, pp 7-9
Abstract

In Aberdeen Angus replacement heifers, reared on natural pasture on a farm in the Salado River depression in the humid pampas of Argentina, the effects of a strategic ivermectin treatment (group 1) were compared with those given oral febantel and oxfendazole treatment every 60 days by the farmer...

Author(s)
Ambrustolo, R. R.; Bulman, G. M.; Segura, E. J.; Beckwith, B.; Guerrero, J.
Citation
Veterinaria Argentina, 1990, 7, 62, pp 90,92-98
Abstract

Between December 1991 and November 1992, Holando Argentino 5- to 6-month-old heifers were placed in one of 3 groups and their body weight gains at the end of the trial compared. Group 1 (17 animals) received monthly anthelmintic treatment and had a weight gain of 157.3 kg while group 2 (18...

Author(s)
Fernádez, A. S.; Fiel, C. A.; Rodríguez, E.; Sominson, P. A.; Fusé, L. A.
Citation
Veterinaria Argentina, 1994, 11, 106, pp 374...389
Abstract

Two studies were conducted, one in Argentina and one in Brazil, to evaluate the therapeutic efficacy of doramectin administered sc at a dose rate of 200 µg/kg (1 ml/50 kg) to cattle harbouring mixed field infections of gastrointestinal nematodes. 20 heifers were randomly allocated to a control or...

Author(s)
Eddi, C.; Bianchin, I.; Honer, M. R.; Muniz, R. A.; Caracostantogolo, J.; Nascimento, Y. A. do
Citation
Veterinary Parasitology, 1993, 49, 1, pp 39-44
Abstract

A total of 140 Brahman/Hereford 4-month-old sucking calves were used to compare different proposed schedules for anthelmintic control with ivermectin in this age group, with the usual practice of withholding treatment until the animals were weaned. Weight gains, faecal egg counts and larval...

Author(s)
Bulman, G. M.; Vázquez, R.; Bulman, J. M.; Fiel, C. A.; Ambrústolo, R. R.
Citation
Veterinaria Argentina, 1988, 5, 44, pp 300-302, 304-305

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