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By: Dustan, G. Gordon. - Beaulieu, A. A. (André Albert) - Canada. Department of Agriculture.Edition:Publication info: Ottawa, Dept. of Agriculture, 1955Volume:Series:Holding Institution: Agriculture and Agri-Food Canada (AAFC)Subjects:BHL Collections:
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By: Dustan, G. Gordon. - Beaulieu, A. A. (André Albert) - Canada. Division of Entomology.Edition:Publication info: [Ottawa], Ministère de l'agriculture du Canada, Services des sciences, Division de l'entomologie, 1956Volume:Series:Holding Institution: Agriculture and Agri-Food Canada (AAFC)Subjects:BHL Collections: