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Veterinary Parasitology|May 1, 1993
Model predictions for anthelmintic resistance amongst Haemonchus contortus populations in southern BrazilF A Echevarria, G Gettinby, S HazelwoodVeterinary Parasitology|August 1, 1991
Efficacy of some anthelmintics on an ivermectin-resistant strain of Haemonchus contortus in sheepF A Echevarria, J Armour, J L DuncanVeterinary Parasitology|September 1, 1992
Isoenzyme analysis of Haemonchus contortus resistant or susceptible to ivermectinF A Echevarria, S M Gennari, A TaitVeterinary Parasitology|September 1, 1993
Laboratory selection for ivermectin resistance in Haemonchus contortusF A Echevarria, J Armour, K Bairden, et al.Journal of the South African Veterinary Association|March 1, 1993
The pattern of faecal egg output in lambs infected with a multiple resistant strain of Haemonchus contortus after treatment with albendazoleF A Echevarria, J Armour, K Bairden, et al.Research in Veterinary Science|March 1, 1993
Survival and development of ivermectin-resistant or susceptible strains of Haemonchus contortus under field and laboratory conditionsF A Echevarria, J Armour, M F Borba, et al.The Journal of Parasitology|October 1, 1992
Response to ivermectin treatment of parasitic stages of Haemonchus contortus resistant or susceptible to ivermectinF A Echevarria, J Armour, M F Borba, et al.Veterinary Parasitology|October 1, 1993
Use of reseeded pastures as an aid in the control of gastrointestinal nematodesF A Echevarria, J Armour, J L Duncan, et al.Veterinary Parasitology|July 1, 1992
Experiments on anthelmintic control of Fasciola hepatica in BrazilF A Echevarria, M B Correa, R D Wehrle, et al.Pageof 1