III. SOILS, AGRICULTURE, AND ENVIRONMENT

Further Information and Acknowledgements

Educational material and programs about soils and their management are available through the local Purdue Cooperative Extension Service (CES) office. Publications are available from the Media Distribution Center (See Chapter V). The local Soil and Water Conservation District (SWCD), the Soil Conservation Division of the Indiana Department of Natural Resources (IDNR), and the U.S. Natural Resources Conservation Service (NRCS) provide educational programs and technical assistance for erosion control and soil conservation. Soil surveys, available from SWCD and NRCS offices, provide information about specific soils.

Table 6: Vitosh, M. L., J. W. Johnson, and D. B. Mengel. 1995. Tri-sate fertilizer recommendations for corn, soybeans, wheat & alfalfa. Ext. bull. E-2567. Michigan State Univ. Extension.

Core4 and Fig. 22: Conservation Technology Information Center, West Lafayette, IN.

Fig. 23: Eck, K. J. 1997. Vegetated filter strips for improved water quality. AY-285. Purdue Univ. Cooperative Extension Service.

Fig. 25: Evans, M. G., K. J. Eck, B. Gauck, J. M. Krejci, J. E. Lake, and E. A. Matzat. 2000. Conservation tillage update: Keeping soil covered and water clean in the new millenium. AGRY-00-02. Department of Agronomy, Purdue Univ.

Conservation Buffers: USDA. 1997. Buffers, common sense conservation. Program Aid 1615.

Effects of Drainage: Zucker. L. A., and L. C. Brown, editors. 1998. Agricultural Drainage. Ohio State Univ. Extension Bulletin 871.