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By: Evans, Morgan W. (Morgan William),Edition:Publication info: Washington, D.C, U.S. Dept. of Agriculture, [1939]Volume: no.171Series:Holding Institution: U.S. Department of Agriculture, National Agricultural LibrarySubjects: AgSpace crop production feed quality fertilizer application Forage plants Harvesting Hay Internet resource Nutritive Value Phleum pratense plant cultural methods plant cultural practices sowing Timothy-grass VarietiesBHL Collections: