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By: Wolff, Jerry O. - Cowling, JoanneType: ArticleIn: The Canadian field-naturalistVolume: 95Series:Issue: 1Date: 1981Page Range: 85--88Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects:
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By: Wolff, Jerry O. - Dueser, Raymond DType: ArticleIn: The Canadian field-naturalistVolume: 100Series:Issue: 2Date: 1986Page Range: 186--191Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects: