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Science 31 August 1962:
Vol. 137. no. 3531, pp. 691 - 692
DOI: 10.1126/science.137.3531.691
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Articles

Genetic Differences among White Leghorn Chicks in Requirements of Arginine

M. C. Nesheim 1 and F. B. Hutt 1

1 Department of Poultry Husbandry, Cornell University, Ithaca, New York

Among three strains of the one breed, and among sire families within each strain, there were highly significant differences in ability of chicks to tolerate a deficiency of arginine at ages up to 4 weeks. One of these strains required about 25 percent more arginine than another for maximum growth to that age.

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Science. ISSN 0036-8075 (print), 1095-9203 (online)