386 resultados para United States. Agricultural Conservation Program.


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Includes bibliographical references.

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"Release, Wednesday, July 6 [1960]": 3 leaves inserted.

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Mode of access: Internet.

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Bibliography: p. 101-104.

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"Agricultural experiment stations of Alaska, Illinois, Indiana, Iowa, Kansas, Michigan, Minnesota, Missouri, Nebraska, North Dakota, Ohio, South Dakota, Wisconsin, and the U.S. Department of Agriculture, cooperating."

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Includes bibliographical references.

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I. North Atlantic States, by J. G. Lipman, J. S. Joffe and Adrienne B. Conybeare.--2. South Atlantic States, by J. S. Joffe and A. B. Conybeare.