Spelling suggestions: "subject:"cattle. hereditary.""
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The effect of the age of sire and dam on the quality of offspring in dairy cowsAllen, Charles Loring, January 1900 (has links)
Thesis (Ph. D.)--Cornell University, 1920. / "Reprinted from the Journal of heredity ... vol. XIII, no. 4; Washington, D.C., April, 1922."
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