COMPARISON BETWEEN COPPER-ARSENIC-PIPERAZINE AND HALOXON-PIPERZING DRENCHES FOR TREATMENT OF HAEMONCHUS CONTORTUS AND OESOPHAGOSTOMUM COLUMBIANUM IN SHEEP |
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Authors: | P. A. Kingsbury M.R.C.V.S. B. Heffer B.V.Sc. |
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Affiliation: | Cooper Field Station, "Bangalla", Luddenham Road, St. Mary's, New South Wales |
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