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By: Voegtlin, David J. - Bridges, Charles A. - Illinois. Natural History Survey DivisionEdition:Publication info: Champaign, Ill, Illinois Natural History Survey, [1988]Volume: no. 8Series:Holding Institution: University Library, University of Illinois Urbana ChampaignSubjects: Aphids Bibliographie Cinara Nordamerika North America VerzeichnisBHL Collections: