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By: Valgren, V. N. (Victor Nelson), - Engelbert, Elmer E. (Elmer Eugene),Edition:Publication info: Washington, D.C, U.S. Dept. of Agriculture, 1922Volume: no.1048 (1922)Series:Holding Institution: U.S. Department of Agriculture, National Agricultural LibrarySubjects:BHL Collections:
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By: Valgren, V. N. (Victor Nelson), - Engelbert, Elmer E. (Elmer Eugene),Edition:Publication info: Washington, D.C, U.S. Dept. of Agriculture, 1921Volume: no.1047 (1921)Series:Holding Institution: U.S. Department of Agriculture, National Agricultural LibrarySubjects:BHL Collections: