940 resultados para Wildlife conservation -- United States


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Preliminary edition; reissued in 1938 with title: Native woody plants of the United States.

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Sponsored by U. S. Dept. of Energy, Transportation Energy Conservation Division, Non-Highway Transport Systems Branch.

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Includes bibliographical references.

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Mode of access: Internet.

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Reports for 1931-1939 called also Administrative report.

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"October 1990."

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Some vols. issued in the Congressional series as Senate or House documents.