Watershed Impacts from Bioenergy

  1. Mockma, D.L. 2006.  Capacity of soils to assimilate wastewaters from food processing facilities.  2005-2006 GREEEN Project Alternatives for Food Processor’s Wastewater.  Michigan State University.  11p. Available online at:
  3. Irrigation and Water Use. USDA Economic Research Service. Available online at:
  4. Irrigation Water Use. Water Science for Schools.  USGS website. Availabe at:
  6. Glantz, Michael, ed., 1989: Forecasting by analogy: societal responses to regional climatic change. Summary Report, Environmental and Societal Impacts Group NCAR, 77 pp.
  7. Guru, M.V., J.E. Horne, 2000. The Ogallala Aquifer. The Kerr Center for Sustainable Agriculture,Poteau, Oklahoma
  8. J. Jones.  2005.  Volatile organic compounds in streams near wastewater outfalls, Rockdale County, Georgia. Proceedings of the 2005 Georgia Water Resources Conference, held April 25–27, 2005, at the University of Georgia
  9. DBP: TRIHALOMETHANES, FACT SHEET.  U.S. Department of Interior, Bureau of Reclamation)
  10. Petersen, J.C., Adamski, J.C., Bell, Davis, J.V., Femmer, S.R., Freiwald, D.A., and Joseph, R.L., 1998, Water Quality in the Ozark Plateaus, Arkansas, Kansas, Missouri, and Oklahoma, 1992-95. U.S. Geological Survey Circular 1158 <>, Major issues and findings Nutrients and bacteria, on line at

Biofuel Development Impacts on Water Quality

  1. Secchi, S. and B.A. Babcock. 2007. Impact of High Corn Prices on Conservation Reserve Program Acreage, Iowa Ag Review, Center for Agricultural and Rural Development, Spring 2007, Vol. 13 No. 2
  2. Franti, T.G., M.L. Bernards, P.C. Hay, and R.W. Pryor.  2010.  Protecting Surface Water Quality: Adoption of Agricultural Best Management Practices in the Lower Big Blue River Basin.  University of Nebraska-Lincoln Cooperative Extension, EC730. 14 pp.

Landscape Conversion to Bioenergy Crops

  1. Shapiro, C.A., D.L. Holshouser, W.L. Kranz, D.P. Shelton, J.F. Witkowski, K.J. Jarvi, G.W. Echtenkamp, L.A. Lunz, R.D. Frerichs, R.L. Brentlinger, M.A. Lubberstedt, M. McVey McCluskey, and W.W. Stroup. 2001.  Tillage and management alternatives for returning Conservation Reserve Program land to crops. Agron. J.:93:850-862.
  2. Shapiro, Charles A. and Gary W. Hergert. 2009. Soil Fertility Considerations for land coming out of Conservation Reservation Program (CRP). University of Nebraska-Lincoln Extension. NebGuide G1970.

Ecological Intensification

  1. International Plant Nutrition Institute
  2. Cassman, K.G. 1999. Ecological intensification of cereal production systems: Yield potential, soil quality, and precision agriculture, in Proc. Natl. Acad. Sci (USA): Vol. 96 (11): 5952-5959.
  3. Evans, L.T., 1993. Crop Evolution, Adaptation, and Yield. Cambridge University Press, Cambridge, UK, 500 pp.
  4. Tilman, David, Kenneth G. Cassman, Pamela A. Matson, Rosamond Naylor & Stephen Polasky. (2002) Agricultural sustainability and intensive production practices. Nature Publishing Group, Vol. 418, 8 August 2002. Retrieved from: Google Scholar.
  5. Grassini, Patricio and Kenneth G. Cassman. 2011.  “Corn Yield Potential and Input-Use Efficiency.” UNL Department of Agronomy and Horticulture, Presented at UNL Extension Crop Clinics, Jan. 2011.

Additional Reference

Grassinia, P., J.Thorburnb, C.Burrc, and K.G..Cassman. 2010. High-yield irrigated maize in the Western U.S. Corn Belt: I. On-farm yield, yield potential, and impact of agronomic practices. Field Crops Res. Vol. 120 (1):142-150.  doi: 10.1016/j.fcr.2010.09.012