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By: U.S. Plant, Soil, and Nutrition Laboratory.Edition:Publication info: Washington, D.C, U.S. Dept. of Agriculture, [1961]Volume: no.488Series:Holding Institution: U.S. Department of Agriculture, National Agricultural LibrarySubjects: Cobalt content Cobalt in animal nutrition Diseases Effect of cobalt on Feeding and feeds Plants Ruminants SoilsBHL Collections: