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By: Lorenz, David G. - Sharp, W. Curtis. - Ruffner, Joseph D., - United States. Soil Conservation Service.Edition: Rev. Feb. 1989.Publication info: [Washington, D.C.?], U.S. Dept. of Agriculture, Soil Conservation Service, 1989Volume: PA-1154Series:Holding Institution: U.S. Department of Agriculture, National Agricultural LibrarySubjects:BHL Collections: