The dairy cow today : U.S. trends, breeding, and progress since 1960

書誌事項

The dairy cow today : U.S. trends, breeding, and progress since 1960

by Sidney L. Spahr and Bernard M. Heisner

Hoard's Dairyman, c1988

1st ed

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この図書・雑誌をさがす

注記

Includes bibliographical references: (p. 200)

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