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By: Meigs, Edward B. (Edward Browning), - Woodward, T. E. (Thompson Elwyn),Edition:Publication info: Washington, D.C, U.S. Dept. of Agriculture, 1921Volume: no.945 (1921)Series:Holding Institution: U.S. Department of Agriculture, National Agricultural LibrarySubjects: Calcium in animal nutrition Dairy cattle Feeding and feeds Milk yield Phosphorus in animal nutritionBHL Collections: