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By: Jannett, Frederick J. - Huber, Ronald L.Type: ArticleIn: The Canadian field-naturalistVolume: 108Series:Issue: 2Date: 1994Page Range: 226--228Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects:
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By: Jannett, Frederick J. - Oehlenschlager, Richard JType: ArticleIn: The Canadian field-naturalistVolume: 111Series:Issue: 3Date: 1997Page Range: 459--461Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects: