erovnuli-samecniero-biblioteka Search for 'se,phr:"Erosion survey"'

Erosion and related land use conditions on the Hell and Mud creeks demonstration project, Mississippi.

By Webb, David Thomas,.
Washington [U.S. Govt. print. off.] 1940 .
1 p. l., 25 p. , Issued by U. S. Dept of agriculture. Soil conservation service. | Field survey by D. T. Webb, N. I. Brown, R. M. Fisher, jr., and C. D. Melton. 26 cm..

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Erosion and related land use conditions on the Crooked creek project near Indiana, Pa.

By Steele, J. G..
Washington [U.S. Govt. print. off.] 1940 .
1 p. l., 35 p. , Issued by U. S. Dept of agriculture, Soil conservation service. 27 cm..

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Erosion and related land use conditions on the lake Crook watershed, Lamar County, Texas.

By Oakes, Harvey,.
Washington [U.S. Govt. Print. Off., 1940 .
23 p. , Issued by U. S. Dept. of Agriculture, Soil Conservation Service. 27 cm..

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Erosion and related land use conditions on the Mad river watershed, Vermont,

By Atkinson, C. H..
Washington [U.S. Govt. print. off., 1940 .
1 p. l., 31 p. , Field survey by C. H. Atkinson, Jackson Bennett, M. H. Gallatin, P. H. Montgomery, and S. B. Rochester. | Issued by U. S. Dept. of agriculture, Soil conservation service. 27 cm..

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... Erosion and related land use conditions in Winona county, Minnesota,

By Brown, Mark Herbert,.
Washington [U.S. Govt. Print. Off., 1941 .
1 p. l., 33 p. incl. , Issued by U. S. Dept. of Agriculture, Soil Conservation Service. 27 cm..

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Erosion and related land use conditions on the West Tauy creek demonstration project, Kansas,

By Dunmire, Ralph Gonzales,.
Washington [U.S. Govt. print. off., 1941 .
1 p. l., 25 p. incl. illus., tables, diagrs. 27 cm..

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Erosion and related land use conditions on the Box elder creek project, Nebraska,

By Mortlock, Harry Crawford,.
[Washington, U.S. Govt. print. off., 1941 .
34 p. , 7 fold. maps in pocket. 26 cm..

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