A Report on Field Research in Soil Science

The 1982 edition of the "Bluebook" is a compilation of data collected and analyzed throughout Minnesota. This archival publication may not reflect current scientific knowledge or recommendations. Current information available from the University of Minnesota Extension: https://www.extension.umn.edu.Sincere appreciation is expressed for materials, financial assistance or program support from several organizations including: Potash and Phosphorus Institute of North America, CENEX, Farmland, Midland Cooperative, Howe Incorporated, Minnesota Crop Improvement Association, American Soybean Association, Golf Course Superintendents Association, Minnesota Limestone Producers Association, Minnesota Plant Food and Chemicals Association, Minnesota Soil and Water Conservation Conmittee, 3M Company, Dow Chemical, Olin Corporation, Minnesota Wheat Council, Minnesota Soybean Council, Sugarbeet Research and Education Board, Malting Barley Improvement Association, The Red River Valley Potato Growers Association, the Iron Range Resources Commission, The Minnesota State Planning Agency, Minnesota Water Planning Board, The Water Resources Research Center of the Graduate School, the Staples Vo-Tech Institute, The Tennessee Valley Authority and the North Central Forest Experiment Station