by G.N. Delin ... [and others] ; prepared in cooperation with the University of Minnesota Department of Soil Science, the U.S. Department of Agriculture, Agricultural Research Service, and the Minnesota Pollution Control Agency
[State of Wisconsin Department of Agriculture, Trade & Consumer Protection, Agriculture Resource Management Division, Groundwater & Regulatory Services [and] State of Wisconsin Department of Natural Resources, Division for Environmental Quality, Emergency & Remedial Response Section, Environmental Repair Program]