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By: Raile, Gerhard K. - Leatherberry, Earl C. - North Central Forest Experiment Station (Grand Rapids, Minn.)Edition:Publication info: St. Paul, Minn, U.S. Dept. of Agriculture, Forest Service, North Central Forest Experiment Station, 1988Volume: no.105Series:Holding Institution: U.S. Department of Agriculture, National Agricultural LibrarySubjects:BHL Collections: