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By: Dugle, Janet R. DugleType: ArticleIn: The Canadian field-naturalistVolume: 86Series:Issue: 1Date: 1972Page Range: 110--110Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects:
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By: Dugle, Janet R. Dugle - Copps, Theodore P.Type: ArticleIn: The Canadian field-naturalistVolume: 86Series:Issue: 1Date: 1972Page Range: 33--40Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects: