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By: Canada. Division of Entomology. - Canada. Department of Agriculture. - Canada. Division of Entomology and Botany. - Canada. Experimental Farms Service.Edition:Publication info: Ottawa, [s.n.], 1884-1916/17Volume: 1892-1900Series:Holding Institution: University Library, University of Illinois Urbana ChampaignSubjects:BHL Collections:
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By: Central Experimental Farm (Ottawa, Ont.) - Canada. Division of Entomology and Botany.Edition:Publication info: Ottawa, Government Print. Bureau,Volume: 1896Series:Holding Institution: Smithsonian Libraries and ArchivesSubjects:BHL Collections: