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Abstract

The epidemiology of pulmonary and gastrointestinal helminthoses of calves has been studied in crossbred Zebu-Friesian calves, 6 to 9 month old, with natural infections. The calves were maintained in permanent pasturing in the lowland, with climate Aw, in the state of Rio de Janeiro, Brazil [date...

Author(s)
Pimentel Neto, M.; Fonseca, A. H. da
Publisher
Colégio Brasileiro de Patologia Animal, Rio de Janeiro, Brazil
Citation
Pesquisa Veterinária Brasileira, 2002, 22, 4, pp 148-152
Abstract

This study investigated the presence of helminth parasites in cattle from Jaboticabal, São Paulo, Brazil. Forty Holstein-zebu cattle aged 8-14 months were necropsied, and 17 helminth species were collected. The isolated helminths, and their respective prevalence and intensity were: Haemonchus...

Author(s)
Borges, F. de A.; Silveira, D. M. da; Graminha, E. B. N.; Castagnolli, K. C.; Soares, V. E.; Nascimento, A. A. do; Costa, A. J. da
Publisher
Universidade Estadual de Londrina, Londrina, Brazil
Citation
Semina: Ciencias Agrárias (Londrina), 2001, 22, 1, pp 49-53
Abstract

Faecal samples obtained from 486 cattle (age range, 30 days to 5 years) in the Triângulo Mineiro region of Minas Gerais between April 1994 and June 1995 were examined for helminth eggs and larvae. Samples from 337 (69.34%) of the animals were positive for helminth eggs (strongyles, Strongyloides...

Author(s)
Leopoldino, W. M.; Mundim, M. J. S.; Mundim, A. V.; Cabral, D. D.; Barbosa, F. C.; Nolasco, R. M.
Citation
Veterinária Notícias, 1999, 5, 2, pp 41-46
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

Between May 1985 and April 1986, the helminth fauna of cattle from Lajeado Grande district of Rio Grande do Sul, Brazil, was investigated. The species identified were Haemonchus contortus, Ostertagia ostertagi, O. circumcincta, Trichostrongylus axei, T. colubriformis, Cooperia punctata, C....

Author(s)
Silva-Santos, I. C.; Lima Correa, B.; Scaini, C. J.; Carniel, R. L.
Citation
Lavoura Arrozeira, 1994, 47, 415, pp 6-12, 14, 16-18
Abstract

Helminthological examinations were made at autopsy of 35 calves from Cantagalo, Brazil. The prevalence and average intensity of infection by the different worms were as follows: Haemonchus contortus 71.4% and 956.4; Trichostrongylus axei 11.4% and 270; Bunostomum phlebotomum 22.9% and 100; Cooperia ...

Author(s)
Duarte, M. J. de F.; Gomes, P. A. C.; Sant'Anna, D. B.
Citation
Pesquisa Agropecuaria Brasileira, 1982, 17, 10, pp 1521-1524
Abstract

Between September 1976 and August 1977, 468 faecal samples were taken from cattle aged one to 23 months from 11 areas on the coast of Sao Paulo, Brazil. About 70% of catttle had had regular anthelmintic treatment and 5% of samples were negative for worms. The prevalence of the various helminth...

Author(s)
Fenerich, F. L.; Crocetta, I.; Moraes, W. F.; Marques, T.
Citation
Biologico, Brazil, 1979, 45, 11/12, pp 263-271
Abstract

An epidemiological study of gastro-intestinal helminths of naturally infected crossbred Zebu calves was carried out in Campo Maior, Piauí, Brazil, from August 1977 to August 1979. Monthly data of faecal egg counts (EPG), stool culture and necropses were obtained from 25 calves aged 9-12 months and...

Author(s)
Girão, E. S.; Girão, R. N.; Medeiros, L. P.
Citation
Pesquisa Agropecuária Brasileira, 1985, 20, 8, pp 889-897
Abstract

Helminth parasites were recovered from 59 calves, of mixed breed, from Calciolandia County, Minas Gerais, Brazil. The species, prevalence of infection, and average worm burden found were as follows: Cooperia spp., 100% and 7,383 (C. punctata, C. pectinata and C. oncophora); Haemonchus spp., 88.13%...

Author(s)
Costa, H. M. A.; Freitas, M. G.; Costa, J. O.; Guimaraes, M. P.
Citation
Arquivos da Escola de Veterinaria da Universidade Federal de Minas Gerais, 1973, 25, 2, pp 111-116

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