1. US Census Bureau, Population Division, Interim State Projections, 2005.
http://www.census.gov-population-projections-34PyrmdNC2.pdf
. Internet release date: April 21, 2005.
2. Hamrick, D., oral presentation at “Finding the Fit Between Molecular Farming and Organic Farming Opportunities for North Carolina,” roundtable discussion at Duke University, Durham, NC, April 3, 2006.
http://kenan.ethics.duke.edu/PDF/Roundtable-Final.pdf
3. Pirog, R., Van Pelt, T., Enshayan, K. & Cook, E. Food, Fuel and Freeways. Report for the Leopold Center, Iowa State University (Leopold Center, Ames, Iowa, 2001).
http://www.leopold.iastate.edu/pubs/staff/ppp/food_mil.pdf
4. USDA National Agricultural Statistics Services.
http://www.nass.usda.gov/QuickStats/PullData_US.jsp
. Accessed September 14, 2006
5. Fox, J.L. Nat. Biotechnol. 23, 636 (2005).