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By: Dortignac, E. J. - Love, L. Dudley (Lawrence Dudley), - Rocky Mountain Forest and Range Experiment Station (Fort Collins, Colo.)Edition:Publication info: Fort Collins, Colo, Rocky Mountain Forest and Range Experiment Station, 1961Volume: no.59Series:Holding Institution: U.S. Department of Agriculture, National Agricultural LibrarySubjects:BHL Collections: