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Drug-abbreviated infections of Trichostrongylus colubriformis and development of immunity in jirds (Meriones unguiculatus).
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Peri-parturient rise in faecal strongyle egg counts of different genotypes of sheep in North Sumatra, Indonesia
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Peri-parturient nematode egg rise in Indonesian ewes
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Multiple and multigeneric anthelmintic resistance on a sheep farm in Malasya.
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Serum antibody a poor indicator of level of resistance to Haemonchus contortus in lambs. Proceedings: 15th conference of the WAAVP, Sun City, South Africa 11-15 August 1997,n°71.
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Multiple drug resistance of Haemonchus contortus of sheep in Malaysia and the efficacy of moxidectin. Proceedings: 14th International Conference of the World Association for the Advancement of Veterinary Parasitology, 1993, Cambridge 8-13 augustus, p 64.