| 2003 |
- Wolkowski, R. (2003). "Using Recycled Wallboard for Crop Production." Department of Soil Science, University of Wisconsin, Madison. October 1. [html]
- Beck, R.W., SCS Engineers (2003). "Innovative Drywall Recycling Grant." Report Submitted to the Florida Department of Environmental Protection, Tallahassee, Florida, June 1. [pdf]
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| 2002 |
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| 2001 |
- Wolkowski, R. and A. Crosby (2001). "Sensitivity of Earthworms to Type X Gypsum Drywall Under Controlled Environmental Conditions." Department of Soil Science, University of Wisconsin, Madison. October 1. [html]
- Townsend, T., Barnes, A., Cochran, K., Carlson, J. (2001). "Recycling of Discarded Gypsum Drywall in Florida." Report Submitted to the Florida Department of Environmental Protection, Tallahassee, Florida, January 31. [pdf]
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| 2000 |
- Marvin, E. (2000). "Gypsum Wallboard Recycling and Reuse Opportunities in the State of Vermont." Vermont Agency of Natural Resources, Waste Management Division, August 4. [pdf]
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| 1998 |
- Korcak, R. (1998). "Agricultural Uses of Phosphogypsum, Gypsum, and Other Industrial Byproducts." in Agricultural Uses of Municipal, Animal and Industrial Byproducts. Conservation Research Report No. 44, US Department of Agriculture, Agricultural Research Center, 135 pages. [html]
- Wolkowski, R. (1998). “Utilization of Crushed Gypsum Drywall Waste for Potato Production in Wisconsin”. University of Wisconsin System Solid Waste Recovery Research Program Report 133-1096-1.
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| 1996 |
- Korcak, R. (1996). "Scrap Construction Gypsum Utilization." Report prepared for the Gypsum Association, Washington, D.C., July 31.
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| 1995 |
- Miller, W.P. 1995. Environmental Considerations in Land Application of By-Product Gypsum. Agricultural Utilization of Urban and Industrial By-Products. American Society of Agronomy Special Publication no. 58.
- Sumner, Malcolm E. 1995. “Literature Review on Gypsum as a Calcium and Sulfur Source for Crops and Soils in the Southeastern United States”. FIPR Publication No. 01-118-118.
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| 1993 |
- Burger, M. E. (1993). " Potential of Pulverized Construction Drywall Waste As a Soil Amendment." Masters Thesis, State University of New York.
- Yost, P. (1993). "A Feasibility Study and Cost Analysis of Recycling Construction Site Gypsum Wallboard Waste." Master of Science Thesis, University of New Hampshire, September.
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| 1990 |
- Sumner, Malcolm E. 1990 “Gypsum as an Ameliorant for the Subsoil Acidity Syndrome”. Published by Florida Institute of Phosphate Research.
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| 1989 |
- Florida Institute of Phosphate Research (FIPR). (1989). “Use of Phosphogypsum Fortified With Other Selected Essential Elements As A Soil Amendment on Low Cation Exchange Soils”. Publication No. 01-020-082, pp. 1-41.
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| 1985 |
- Harun, K. (1985). Effects of Liming Methods, Gypsum, and Potassium on Yield and Seed Quality of Peanut. Masters Thesis, University of Florida.
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