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abortion disease Agricultural Chemistry Agronomy alfalfa hay Animal Husbandry average Bacteriology barley beans Bonner County breeding butterfat calcium calves cent Cereal codling moth cooperation with Dairy corn silage cottonseed meal crop cured dairy cows Dairy Husbandry Department of Agriculture developed effect Experiment Station farmers feed fertilizer field grain grass growers H. C. Hansen herd Holstein cattle Husbandman IDAHO AGRICULTURAL EXPERIMENT increased infection investigations irrigation laboratory lambs lead arsenate Legume lesions manure clumps mastitis methods milk Moscow normal nursery oats Oestrus ovis orchard packers paralysis pasture phosphate phosphorus plants plots potatoes Poultry pounds problems prunes pullets ration reactor cows resistant rotation Rural samples Sandpoint season seed production sheep showed Soil Survey southern Idaho spray spreaders strains Substation farm sweet cherries sweet clover trials U. S. Department udder University of Idaho vitamin vitamin A activity wash water weevil winter wheat wireworms