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Abstract

At necropsy 48 animals from Nanuque region, Minas Gerais, Brazil, were found to be infected with Haemonchus contortus and/or Haemonchus similis, Cooperia punctata, C. pectinata, Strongyloides papillosus, Bunostomum phlebotomum, Trichostrongylus axei, Oesophagostomum radiatum, Trichuris discolor,...

Author(s)
Guimarães, M. P.; Lima, P. A. dos S.; Lima, W. dos S.; Araujo, J. V. de
Citation
Arquivo Brasileiro de Medicina Veterinária e Zootecnia, 1989, 41, 1, pp 29-37
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

Author(s)
Furlong, J.; Novas, J. C. V.; Cardoso Filho, J. B.
Citation
Pesquisa Agropecuária Brasileira, 1985, 20, 12, pp 1409-1414
Abstract

The prevalence and average worm burden in 74 Holstein-Zebu cattle (8 to 20 months old) was: Haemonchus contortus 100% and 988.06, H. similis 43.24% and 50.01, Trichostrongylus axei 24.32% and 16.00, Cooperia punctata 100% and 3649.45, Cooperia pectinata 44.59% and 436.70, Bunostomum phlebotomum ...

Author(s)
Oliveira, G. P. de; Matsumoto, T.
Citation
Pesquisa Agropecuária Brasileira, 1985, 20, 12, pp 1415-1418
Abstract

From March to July 1986, the prevalence of gastrointestinal and lung helminths was determined in 119 spring born cattle, slaughtered periodically from weaning (at 6 months) until they were 22-24 months old. The animals were taken from 5 grazing areas in the semiarid region and 3 in the subhumid...

Author(s)
Suárez, V. H.
Citation
Revista de Medicina Veterinaria (Buenos Aires), 1990, 71, 1, pp 6-18
Abstract

Descriptions and illustrations for the differential diagnosis of Argentinian species of Cooperia, Nematodirus, Ostertagia, Marshallagia, Trichostrongylus, Strongyloides, Haemonchus, Oesophagostomum, Bunostomum, Chabertia, Trichuris and Dictyocaulus are presented. Details of field and laboratory...

Author(s)
Lukovich, R.
Publisher
Instituto Nacional de Tecnologia Agropecuaria, Argentina
Citation
Identificación de las formas adultas de los nematodos gastrointestinales y pulmonares de los rumiantes en la Republica Argentina., 1985, pp 24pp.
Abstract

Faecal samples were obtained weekly over a 24-month period from calves and adult cattle from 5 different sectors of Imperatriz, Maranhão State, Brazil; adult nematodes were collected at autopsy. The monthly prevalence of infection with the various nematode genera present is given in separate graphs ...

Author(s)
Busetti, E. T.; Thomaz, V.; Ruis, M. C. E.
Citation
Arquivos de Biologia e Tecnologia, 1983, 26, 3, pp 427-435
Abstract

A vaccine prepared using gamma-irradiation by the Centro Energia Nuclear para Agricultura in Piricicaba, Brazil, was compared with the commercial vaccine Dictol against D. viviparus. 6 calves given the Brazilian vaccine and 6 given Dictol each received 2 oral doses at a 4-week interval. One month...

Author(s)
Gennari, S. M.; Duncan, J. L.
Citation
Pesquisa Agropecuária Brasileira, 1983, 18, 8, pp 911-917
Abstract

In Argentina, 9 naturally infected calves were given a single dose of 3.5 mg/kg body weight fenbendazole and 9 others were given 5 mg/kg. Efficacy against Haemonchus, Ostertagia, Cooperia, Trichostrongylus, Oesophagostomum and Dictyocaulus at autopsy 72 h later was > 99% with both doses. At 5...

Author(s)
Steffan, P. E.; Fiel, C. A.; Biondani, C. A.
Citation
Veterinaria Argentina, 1985, 2, 14, pp 343-351
Abstract

A survey was carried out at 11 regional laboratories to determine the importance of Dictyocaulus filaria in Argentina. Studies on grazing lambs and examination of lungs obtained from slaughterhouses showed that during the pre-lambing period (July-October), adult ewes were positive for D. filaria. ...

Author(s)
Eddi, C. S.; Dughetti, R. P.; Carcagno, C. M.; Dorsi, J.; Pereira, J.
Publisher
IAEA, Vienna, Austria
Citation
Nuclear techniques in the study and control of parasitic diseases of livestock., 1988, pp 61-80

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