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By: Wilk, Randall J. - Solberg, John W. - Berns, Vernon D. - Sellers, Richard A.Type: ArticleIn: The Canadian field-naturalistVolume: 102Series:Issue: 3Date: 1988Page Range: 541--543Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects:
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By: Wilk, Randall J.Type: ArticleIn: The Canadian field-naturalistVolume: 101Series:Issue: 1Date: 1997Page Range: 93--94Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects:
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By: Wilk, Randall J.Type: ArticleIn: The Canadian field-naturalistVolume: 107Series:Issue: 1Date: 1993Page Range: 64--68Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects: