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By: Hobbs, G. A. - Canada. Department of Agriculture.Edition: Rev.Publication info: Ottawa, : Canada Department of Agriculture, 1967Volume:Series:Holding Institution: Agriculture and Agri-Food Canada (AAFC)Subjects:BHL Collections:
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By: Hobbs, G. A.Type: ArticleIn: The Canadian field-naturalistVolume: 86Series:Issue: 4Date: 1972Page Range: 414--415Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects: