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Predicting rainfall-erosion losses from cropland east of the Rocky Mountains : guide for selection of practices for soil and water conservation /

By Wischmeier, Walter H.,.
Washington, D.C. : Agricultural Research Service, U.S. Dept of Agriculture in cooperation with Purdue Agricultural Experiment Station, 1965 .
iii, 47 p. : 26 cm..

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Soil and water research on a claypan soil; a compilation of results of research conducted at Midwest Claypan Experiment Farm, McCredie, Mo., 1937-1962,

By Jamison, V. C.,.
[Washington] Agricultural Research Service, U.S. Dept. of Agriculture; | for sale by the Supt. of Docs., U.S. Govt. Print. Off., 1968 .
iv, 111 p. , Prepared in cooperation with Missouri Agricultural Experiment Station. 24 cm..

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