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VetMed Resource

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

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Abstract

Four calves were experimentally infected with Dictyocaulus viviparus and two were also given laboratory cultured Pilobolus sporangia daily. As a result faeces from one pair contained D. viviparus larvae and Pilobolus spores,and the faeces from the other pair contained only lungworm larvae. Two...

Author(s)
Jorgensen, R. J.; Ronne, H.; Helsted, C.; Iskander, A. R.
Citation
Veterinary Parasitology, 1982, 10, 4, pp 331-339
Abstract

A total of 471 first-season grazing calves received the morantel sustained-release bolus at spring turnout in 38 field trials conducted in Austria, Belgium, Denmark, France, West Germany, Ireland, the Netherlands, Norway, Sweden and the United Kingdom. I each trial, equal numbers of control and...

Author(s)
Jones, R. M.; Bliss, D. H.
Citation
Veterinary Parasitology, 1983, 12, 3/4, pp 297-306
Abstract

This review of the literature on integrated control of nematode infections in cattle concentrates on the Danish situation. The application of integrated control is then discussed in a wider context, with emphasis on advances and remaining problems.

Author(s)
Jørgensen, R. J.
Publisher
World Association for the Advancement of Veterinary Parasitology, Perth, W., Australia
Citation
Tropical parasitoses and parasitic zoonoses. (10th Meet. of the WAAVP, Perth, W. Australia, Aug. 1983)., 1983, pp 31-40
Abstract

An outbreak of coccidiosis is reported in a group of 40 Jersey cattle in the Netherlands. The cattle were part of a population of 200 dairy cattle. Severe Dictyocaulus viviparus infection occurred before the coccidiosis outbreak, and was also confined to the group of 40 Jersey cattle. These cattle...

Author(s)
Hateren, A. D. van; Cuperus, T.; Walgemoed, J.
Citation
Tijdschrift voor Diergeneeskunde, 1985, 110, 14, pp 558-559
Abstract

Faecal samples were examined from farmed deer and feral deer in Denmark. Dictyocaulus viviparus was recovered from all the calves examined but from few adult deer. A protostrongyle identified as possibly Elaphostrongylus cervi larvae was recovered from all the farmed adult deer but from only a few...

Author(s)
Jørgensen, R. J.; Vigh-Larsen, F.
Citation
Nordisk Veterinaermedicin, 1986, 38, 3, pp 173-179
Abstract

Fresh faeces from 305 calves from 17 farms were examined during April and May 1985 in Sydsjælland, Denmark, an area where Dictyocaulus viviparus is a frequent problem. None of the calves had been allowed out onto pasture. On 9 of the farms (from which 169 calves were examined) there had been...

Author(s)
Grønvold, J.; Jørgensen, R. J.
Citation
Norsk Veterinaermedicin, 1986, 38, 1, pp 43-44
Abstract

In North Zealand, Denmark, 24 calves were divided into 4 equal groups: group 1, turned out onto permanent pasture (plot A) from mid-May until late September (trial termination); group 2, turned out in mid-May on plot A and transferred to safe pasture in July; group 3, turned out in mid-June on...

Author(s)
Nansen, P.; Jørgensen, R. J.; Henriksen, S. A.; Foldager, J.
Citation
Veterinary Parasitology, 1987, 24, 1-2, pp 139-147
Abstract

In Denmark earthworms play an important role in the disappearance of cow pats on pastures. Field investigations showed that cow pats protected from attack by earthworms, disappeared at a much lower rate than unprotected cow pats. The earthworms identified in the study area were Aporrectodea spp., ...

Author(s)
Grønvold, J.
Citation
Journal of Parasitology, 1987, 73, 6, pp 1133-1137
Abstract

The effect of stocking rate on the acquisition of O. ostertagi infection and performance of yearling calves of a marshland area in the southwest of Jutland, Denmark, was examined. During the early part of the grazing season, when grass growth was high and pasture infectivity low, there was little...

Author(s)
Nansen, P.; Foldager, J.; Hansen, J. W.; Henriksen, S. A.; Jørgensen, R. J.
Citation
Veterinary Parasitology, 1988, 27, 3-4, pp 325-335
Abstract

Artificially prepared cow pats containing O. ostertagi eggs were deposited on 2 pasture plots near Copenhagen, Denmark, in May, June and July 1986. Half of the cow pats, placed on one plot, were inoculated with 2000 conidia/g faeces of A. oligospora. On the other plot fungus-free control cow pats...

Author(s)
Grønvold, J.; Nansen, P.; Henriksen, S. A.; Thylin, J.; Wolstrup, J.
Citation
Journal of Helminthology, 1988, 62, 4, pp 271-280

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