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Feeding individually caged laying hens restricted amounts of food as a single evening meal improved egg output by 4% compared with a similar single morning meal. 2. Egg outputs for White Leghorns fed ad libitum or restricted by 11 or 15% in energy intake were 48.lb3, 51.lb0 or 47.lb9 g/d respectively.
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D. Balnave (1977) studied this question.
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