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22. Ideal ratios of isoleucine, methionine, methionine plus cystine, threonine, tryptophan, and valine relative to lysine for white leghorn-type laying hens of twenty-eight to thirty-four weeks of age. Bregendahl K, Roberts SA, Kerr B, Hoehler D. Poult Sci; 2008 Apr; 87(4):744-58. PubMed ID: 18339997 [Abstract] [Full Text] [Related]
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