989 resultados para Slope-Hettinger Soil Conservation District (North Dakota)
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Shipping list no.: 94-0331-P.
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Mode of access: Internet.
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"August 1969."
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Includes indexes.
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Mode of access: Internet.
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Mode of access: Internet.
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Mode of access: Internet.
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Prepared in cooperation with Kansas Agricultural Experiment Station.
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MiU has vols. 2-4.
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Mode of access: Internet.
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"This report has been published by the Maryland Chapter, Friends of the Land, P.O. Box 31, Frederick, Md. The professional services of Gaver & Winebrener, Baltimore, Md., who prepared the report, were donated in the interest of conservation."
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"A compilation of practical tried-and-proved methods which have been developed by state agricultural colleges and extension workers, U.S. soil conservation experts, and county agricultural agents."--p. [2] of cover.
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Bibliography: leaf 27.
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"Conducted by the Illinois State Geological Survey in cooperation with the Boone County Board, Winnebago County Board, Boone County Soil and Water Conservation District, Winnebage County Soil and Water Conservation District and Rock Valley College."
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Includes statistical tables.