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By: Leung, Maria C. - Cheng, Kimberly M.Type: ArticleIn: The Canadian field-naturalistVolume: 111Series:Issue: 3Date: 1997Page Range: 365--375Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects:
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By: Breault, Andre M. - Cheng, Kimberly M.Type: ArticleIn: The Canadian field-naturalistVolume: 102Series:Issue: 4Date: 1988Page Range: 738--739Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects: