by Michael Meyer; South Dakota Department of Water & Natural Resources, Pierre, South Dakota; 18 pages

by Michael Meyer; South Dakota Department of Water & Natural Resources, Pierre, South Dakota; 13 pages [typed manuscript]; Includes: 1) cover letter from Michael Meyer to Esther Edie; and 2) Letter from Dr. Dornbush defining pollution

by Diane Shade; South Dakota Department of Water and Natural Resources, Pierre, South Dakota; unpaginated; Includes: 1) Volume 8 - Pesticides Used in South Dakota Groundwater - Health Risks [1986, June]; and 2) Volume 9 - Groundwater Contaminants - Health Effects [1986 January]

South Dakota Department of Water and Natural Resources, Pierre, South Dakota; 30 pages

by Helen L. Baldwin and C. L. McGuinness; U.S. Government Printing Office, Washington, D.C.; 26 pages

includes only a Legislative Alert from the Environmental Policy Institute, Washington, DC

Revised; by F. F. Kerr; South Dakota State University, Cooperative Extension Service, Brookings, South Dakota; 11 pages

by Joseph A. Davis and Kenn Speicher; U. S. Environmental Protection Agency, Washington, D.C.; 36 pages

by Agricultural Law and Policy Institute, Minneapolis, Minnesota; 64 pages [Issues Booklet No. 1]