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Abstract

The epizootiology and the drug control of trichostrongyliasis in cattle are reviewed with 35 references. The various species of trichostrongylid, their life-cycle and epizootiology, the seasonal dynamics of infection and disease and chemotherapeutic control measures are discussed.

Author(s)
Eckert, J.
Citation
Monatshefte fur Veterinarmedizin, 1977, 32, 23, pp 894-898
Abstract

In experiments at Canberra, Australia, in 1972-76, young beef cattle were grazed on lucerne-based pastures or phalaris-subterranean clover pastures at stocking rates of 1.5, 2.0 or 2.5 animals/ha and received either no anthelmintic treatment, treatment in autumn, or frequent suppressive treatments. ...

Author(s)
Donald, A. D.; Axelsen, A.; Morley, F. H. W.; Waller, P. J.; Donnelly, J. R.
Citation
Veterinary Parasitology, 1979, 5, 2/3, pp 205-222
Abstract

The overwintering of 3rd-stage larvae of gastrointestinal strongyles on pastures on 2 distant farms in Austria and the effect of a 3-month, low-level medication of cattle with morantel tartrate on pasture hygiene were investigated.

Author(s)
Bergmann, A.
Citation
Wiener Tierarzliche Monatsschrift, 1981, 68, 12, pp 449
Abstract

Six-month-old calves were experimentally infected with 8 species of nematodes and treated subcutaneously with ivermectin (200 mu g/kg body-weight) when the worms were immature (17 days after infection) or mature (38 days). The 10 untreated controls had a geometric mean of 20 037 nematodes at...

Author(s)
Benz, G. W.; Ernst, J. V.; Crawley, R.
Citation
American Journal of Veterinary Research, 1983, 44, 7, pp 1363-1365
Abstract

In a field trial in 12 groups of animals on three farms (totalling 41 calves and 108 yearlings), half were given morantel sustained release bolus (Paratect bolus) before turnout on pasture. The medication reduced the output of trichostrongyle eggs of calves significantly during late summer....

Author(s)
Weiss, A.-R.; Bürger, H.-J.
Citation
Zentralblatt für Veterinärmedizin, B, 1984, 31, 4, pp 274-289
Abstract

Groups of 15 yearling steers, grazed separately, were given one morantel sustained release bolus (MSRB, containing 13.5 g morantel base and 22.7 g of morantel tartrate) at the start of the trial, one therapeutic dose of thiabendazole at the start of the trial, or were left untreated. Every other...

Author(s)
Hawkins, J. A.; Evans, R. R.; Newby, T. J.; Johnson-Delivorias, M. H.; Tyler, T. D. L.
Citation
Veterinary Parasitology, 1985, 17, 3, pp 229-238
Abstract

The three anthelmintics were given to three groups of six 6-month-old calves naturally infected with Ostertagia ostertagi, O. lyrata, Trichostrongylus axei, T. colubriformis, Cooperia oncophora, C. mcmasteri, C. punctata and Nematodirus helvetanianus. Faecal and PM counts in these calves and in six ...

Author(s)
Yazwinski, T. A.; Presson, B. L.; Featherstone, H. E.
Citation
Agri-Practice, 1985, 6, 4, pp 4-8
Abstract

A 5-month-old calf was fed 30 000 infective larvae of Ostertagia sp. and 30 000 infective larvae of Trichostrongylus sp. After 19 days it was shedding 400 epg daily, but had no clinical symptoms, and had the same rate of weight gain over 60 days as a non-infected calf of the same age. In another...

Author(s)
Ramajo Martín, V.; Sevillano Pierna, E.
Citation
Anuario, Centro de Edafología y Biología Aplicada del CSIC, 1986, 11, pp 351-361
Abstract

A total of 561 six- to 8-month-old heifers were given either 0.15 µg/kg bwt levamisole pour-on or 0.5 ml/kg bwt of tetramisole by mouth, 21 and 42 days after being put to grass in May or June, or were left untreated as controls. All pastures were contaminated with 3rd-stage larvae (Ostertagia,...

Author(s)
Irsig, M.; Müller, M.; Buchwalder, R.; Hiepe, T.
Citation
Monatshefte für Veterinärmedizin, 1988, 43, 21, pp 754-757
Abstract

This report summarizes the results of 4 trials which compare the performance of feedlot steers treated with either fenbendazole (5 mg/kg bwt) plus a coumaphos dip, or trichlorfon pour on, or ivermectin. The trials were conducted in commercial or research feedlots in Colorado, Texas, Arizona and...

Author(s)
Myers, G. H.; Grant, R. J.
Citation
Agri-Practice, 1988, 9, 5, pp 39-42

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