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By: Blyth, James E. - Whipple, James W. (James William), - Smith, W. Brad. - North Central Forest Experiment Station (Saint Paul, Minn.)Edition:Publication info: St. Paul, Minn. (1992 Folwell Ave., St. Paul 55108), U.S. Dept. of Agriculture, Forest Service, North Central Forest Experiment Station, 1989Volume: no.112Series:Holding Institution: U.S. Department of Agriculture, National Agricultural LibrarySubjects:BHL Collections: