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VetMed Resource

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

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Ten calves were given a levamisole bolus upon turning out to graze on a pasture deliberately contaminated with Dictyocaulus viviparus larvae, while another ten were treated with ivermectin after 21, 56 and 91 days of grazing the same pasture. Both procedures prevented parasitic bronchitis,...

Borgsteede, F. H. M.; Burg, W. P. J. v. d.; Leeuw, W. A. de; Cornelissen, J. B. W. J.; Dijk, J. E. van
Veterinary Quarterly, 1990, 12, 2, pp 65-72