Scientific background for soil monitoring on national forests and rangelands : workshop proceedings, April 29-30, 2008, Denver, Colorado /Publisher: Fort Collins, Colo. : U.S. Dept. of Agriculture, Forest Service, Rocky Mountain Research Station,
Date: [2010] This title can be found in 1 Iowa libraries.
Productivity and erodibility of U.S. croplandFormat: [microform] /
Author: Heimlich, Ralph E.
Publisher: Washington, DC : U.S. Dept. of Agriculture, Economic Research Service,
Date: [1989] This title can be found in 2 Iowa libraries.
The Erosion-productivity economics model : a user's guide /Publisher: [Washington, DC] : U.S. Dept. of Agriculture, Economic Research Service, Resources and Technology Division,
Date: [1987] This title can be found in 2 Iowa libraries.
Soil erosion robs farm productivity.Publisher: Washington, D.C. : Photography Division, U. S. Department of Agriculture,
Date: [1987] This title can be found in 1 Iowa libraries.
Erosion and soil productivity : proceedings of the National Symposium on Erosion and Soil Productivity, December 10-11, 1984, Hyatt Regency New Orleans, New Orleans, Louisiana.Publisher: St. Joseph, Mich. : American Society of Agricultural Engineers,
Date: c1985. This title can be found in 3 Iowa libraries.
Productivity effects of cropland erosion in the United States /Author: Crosson, Pierre R.
Publisher: Washington, D.C. : Resources for the Future,
Date: 1983. This title can be found in 5 Iowa libraries.
Land classification for land uses, management, and valuation /Author: Everhart, Marion E.
Publisher: Scottsdale, Ariz. : Todd Pub.,
Date: c1983. This title can be found in 1 Iowa libraries.
Impacts of technology on U.S. cropland and rangeland productivity.Publisher: Washington, D.C. : For sale by the Supt. of Docs., U.S. G.P.O., For sale by the Supt. of Docs., U.S. G.P.O.,
Date: [1982] This title can be found in 3 Iowa libraries.
Soil degradation : effects on agricultural productivity /Publisher: Washington, D.C. (722 Jackson Place, N.W., Washington, D.C. 20006) : National Agricultural Lands Study,
Date: [1980?] This title can be found in 1 Iowa libraries.
Utilize, manage, and conserve soil fertility for increased production and nutritional quality of plants and animals.Publisher: [Washington, D.C.] : U.S. Dept. of Agriculture, Agriculture Research Service,
Date: 1976. This title can be found in 1 Iowa libraries.
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