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1981 Specifications for feeding commercial layers based on daily feed intake



1981 Specifications for feeding commercial layers based on daily feed intake



Feedstuffs, USA 53(47): 10, 40-41



New specifications for the formulation of rations for laying hens are presented, based on daily feed intake. These revisions include specifications for requirements of amino acids, phosphorus, calcium and sodium at 6 different ages, 20-27 weeks, 28-35 weeks, 36-42 weeks, 43-51 weeks and 51 weeks of age till 6 weeks before termination. Levels of vitamins in finished feed must meet NRC minimum daily intakes.

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Accession: 000803487

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