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By: Nicholson, Kerry L. - Peterson, William J. - Ballard, Warren BType: ArticleIn: The Canadian field-naturalistVolume: 122Series:Issue: 3Date: 2008-07-01Page Range: 253--261Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects:
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By: Kerr, Kenneth D. - Peterson, William J.Type: ArticleIn: The Canadian field-naturalistVolume: 102Series:Issue: 3Date: 1988Page Range: 552--553Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects: