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On a series of pasture plots, 2 kg pats of bovine faeces containing known numbers of strongylid (Haemonchus, Cooperia, Oesophagostomum and Trichostrongylus) eggs were deposited at intervals of 4(More)
Forty-nine sheep artificially exposed to a thiabendazole (TBZ) resistant isolate ofHaemonchus contortus were assigned to 7 groups of 7 animals each and used to conduct a controlled anthelmintic(More)