Biblioteca Digital

35 resultados para Educational Research Library (United States. Office of Educational Research and Improvement)

em Biodiversity Heritage Library, United States

Circular / United States Department of Agriculture, Division of Agrostology.

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no. 1-36

Bulletin / United States Department of Agriculture, Division of Agrostology.

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no. 7-11 (1897-1898)

Bulletin / United States Department of Agriculture, Division of Agrostology.

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no. 12-18 (1898-1899)

Annual report of the Office of Experiment Stations ... / U.S. Department of Agriculture.

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1911

Annual report of the Office of Experiment Stations ... / U.S. Department of Agriculture.

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1903

Annual report of the Office of Experiment Stations ... / U.S. Department of Agriculture.

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1910

Bulletin / U.S. Department of Agriculture, Office of Experiment Stations.

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125-130

Bulletin / United States Department of Agriculture, Division of Agrostology.

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no. 21-25 (1900-1901)

Bulletin / U.S. Department of Agriculture, Division of Vegetable Physiology and Pathology.

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23-29

Bulletin / U.S. Department of Agriculture, Division of Vegetable Physiology and Pathology.

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16-22

Selected vertebrate endangered species of the seacoast of the United States / prepared by National Fish and Wildlife Laboratory, U.S. Fish and Wildlife Service.

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A guide and key to the aquatic plants of the Southeastern United States, by Don E. Eyles and Lynne Robertson, Jr. With original drawings by Garnet W. Jex.

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Science, the endless frontier; a report to the President on a program for postwar scientific research, by Vannevar Bush, director. July 1945.

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A flora of the northern and middle sections of the United States; or, A systematic arrangement and description of all the plants hitherto discovered in the United States north of Virginia.

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The mosquitoes of the southern United States east of Oklahoma and Texas, by Stanley J. Carpenter ... Woodrow W. Middlekauff ... and Roy W. Chamberlain ...

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no.3

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