Cookies on VetMed Resource

Like most websites we use cookies. This is to ensure that we give you the best experience possible.

 

Continuing to use www.cabi.org  means you agree to our use of cookies. If you would like to, you can learn more about the cookies we use.

VetMed Resource

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

Sign up to receive our Veterinary & Animal Sciences e-newsletter, book alerts and offers direct to your inbox.

Results per page:

Search results

Abstract

Over 2 years, yearling cattle were grazed from July to December/January at Ginninderra, near Canberra, Australia, on pasture previously grazed by either weaners, cows or cattle drenched every 2 weeks. All yearlings had previously been drenched at weaning in autumn, and from July were either...

Author(s)
Axelsen, A.; Waller, P. J.; Donald, A. D.; Dobson, R. J.; Nadin, J. B.
Citation
Australian Journal of Experimental Agriculture, 1986, 26, 3, pp 267-273
Abstract

Arrested Ostertagia spp. accumulated in a herd of 40 dairy calves in New Zealand, over their first autumn and winter to reach a peak in late winter/spring (August-October). From October until late January they declined at a rate comparable to that at which they had accumulated. Numbers continued to ...

Author(s)
Bisset, S. A.; Marshall, E. D.
Citation
Veterinary Parasitology, 1987, 24, 1-2, pp 103-116
Abstract

The control of O. ostertagi infections in Australia is aimed specifically at young cattle in their first and 2nd year of grazing after weaning. Mature breeding stock are not routinely treated. The recommended strategy is preventive, using an integrated approach of timed anthelmintic treatments in...

Author(s)
Anderson, N.
Citation
Veterinary Parasitology, 1988, 27, 1, pp 49-57
Abstract

An outbreak of ostertagiosis in 200 Hereford cows (with August-born calves at foot) in central Otago, South Island, New Zealand, is described. The affected cattle were grazing on a rough 600 ha block of short oversown tussock and native pasture; cattle on other blocks were not affected. Most of the ...

Author(s)
Gill, J.; Mason, P.
Citation
Surveillance, 1989, 16, 1, pp 23-24
Abstract

Three trials involving a total of 345 animals were conducted in widely separated geographical regions in New Zealand, using a similar trial design to compare different treatment regimes for ivermectin in beef weaners. Commencing at weaning and continuing into late winter/spring, trial animals...

Author(s)
McPherson, W. B.; Cairns, G. C.; Leaning, W. H. D.; Newcomb, K. M.
Citation
Proceedings of the New Zealand Society of Animal Production, 1989, 49, pp 307-311
Abstract

In this update on drench resistance in New Zealand it is reported that in sheep, resistance to anthelmintics of the benzimidazole group is important, whereas in goats, benzimidazole, levamisole and ivermectin resistance are common.

Author(s)
McKenna, P. B.
Citation
Publication - Veterinary Continuing Education - Massey University, 1991, No. 134, pp 55-60
Abstract

A natural infection of grazing sheep by O. ostertagi, associated with clinical disease, is described. The mortalities were recorded at Kangaroo Island, South Australia, in a flock of 600 one-year-old Merino ewes and wethers. The sheep suffered from weakness and diarrhoea and one ewe and 3 wethers...

Author(s)
O'Callaghan, M. G.; Martin, R. R.; McFarland, I. J.
Citation
Australian Veterinary Journal, 1992, 69, 1, pp 19-20
Abstract

Current research in Australia, aimed at control of gastrointestinal nematode infections in livestock in the next century is progressing in 3 broad directions. First towards better control using existing anthelmintics through modifications to pharmacokinetics, together with integrated management...

Author(s)
Barger, I. A.
Citation
Veterinary Parasitology, 1993, 46, 1-4, pp 23-32
Abstract

The epidemiology of Ostertagia ostertagi as primarily defined in weaner-yearling cattle in the USA and other parts of the world are reviewed and some of the factors which operate in population changes of the parasite through different age classes are considered under the headings: epidemiology in...

Author(s)
Williams, J. C.; Knox, J. W.; Loyacano, A. F.
Citation
Veterinary Parasitology, 1993, 46, 1-4, pp 313-324

Refine Results

Sort Order
Author
Geographical Location
Item Type
Organisms
Subject Topics