The Use of Distillers’ By-Products in Poultry Rations

Abstract

THE suitability of distillers’ by-products as supplements in poultry rations would be determined by their ability to correct or prevent nutritional deficiencies, their physiological effect, and their cost as compared to other supplements which might be used for the specific nutrients which are present in the distillers’ by-products. Considerable variety is possible in the classification known as distillers’ dried grains and several different by-products may be separated from the spent mashes. As defined by the Association of American Feed Control Officials (1940), corn distillers’ dried grains is “the dried residue obtained in the manufacture of alcohol and distilled liquors from corn or a grain mixture in which corn predominates”; rye distillers’ dried grains is “the dried residue obtained in the manufacture of alcohol and distilled liquors from rye or a grain mixture in which rye predominates”; distillers’ corn solubles is “a by-product from the manufacture of alcohol from corn solids . . .