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By: Ruggiero, Leonard F. - Rocky Mountain Forest and Range Experiment Station (Fort Collins, Colo.)Edition:Publication info: Fort Collins, Colo, U.S. Dept. of Agriculture, Forest Service, Rocky Mountain Forest and Range Experiment Station, [1994]Volume: no.254Series:Holding Institution: U.S. Department of Agriculture, National Agricultural LibrarySubjects:BHL Collections:
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By: Squires, John R - McKelvey, Kevin S. - Ruggiero, Leonard F.Type: ArticleIn: The Canadian field-naturalistVolume: 118Series:Issue: 4Date: 2004-10-01Page Range: 583--589Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects: