Abstract
AS A result of a series of tests previously reported (Taylor and Lerner, 1939) the brooding and rearing ration fed the Poultry Division flock has been materially improved with respect to its effect on growth of chicks and maturity of pullets. In order to bring the revised ration into greater conformity with diets commonly fed growing and adult poultry in California, a new series of tests was made with a ration in which barley was substituted for a considerable part of the yellow corn.The general procedure in all of these tests was to divide the pedigreed wingbanded White Leghorn chick flock at the time of hatching into odd- and even-numbered lots, which were brooded, reared, and maintained for a year of production as previously described (Taylor and Lerner, loc. cit.) The first test was started with chicks hatched in 1937. After these pullets had been kept for one laying .
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