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VetMed Resource

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Abstract

Anthelmintic activities of 22,23-dihydroavermectin B1 (comprised of more than or equal to 95% 22,23-dihydroavermectin B1a and less than or equal to 5% 22,23-dihydroavermectin B1b) against gastrointestinal nematodes in calves were evaluated in two controlled experiments. Infective larvae of...

Author(s)
Benz, G. W.; Ernst, J. V.
Citation
American Journal of Veterinary Research, 42, 8, pp 1409-1411
Abstract

[See Hm/A 47, 747]

Author(s)
Benz, G. W.; Ernst, J. V.
Citation
Auburn Veterinarian, 1978, 35, 1, pp 38-39
Abstract

Calves were artificially infected at 6 weeks of age with 7 species of gastro-intestinal nematodes and, 35 days later, were treated orally with avermectin B1a at 50, 100 or 200 mu g/kg body-weight or were left untreated. At postmortem examination 7 days after treatment the 3 doses were found to have ...

Author(s)
Benz, G. W.; Ernst, J. V.
Citation
American Journal of Veterinary Research, 1979, 40, 8, pp 1187-1188