Abstract
THE large quantities of coffee grounds resulting from the preparation of soluble coffee constitute a serious disposal problem. Inasmuch as the chemical composition of dried coffee grounds indicated that they might be used as a source of energy in poultry diets, two experiments, in which dried coffee grounds were compared with (1) ground yellow corn and (2) ground oat hulls, were conducted.EXPERIMENTALFour lots of 25 Rhode Island Red chicks were used in each of the two experiments. The chicks were brooded in electrically heated battery brooders. In the first experiment the ground yellow corn in the experimental diet was replaced by 25, 15, and 7.5 percent of dried coffee grounds, and in the second experiment it was replaced by 5 and 10 percent of dried coffee grounds and by 5 and 10 percent of ground oat hulls.The experimental diet was compounded as follows:The average live weight .
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