1. Mitchell RB, Vogel KP, Sarath G (2008) Managing and enhancing switchgrass as a bioenergy feedstock. Biofuels Bioprod Biorefin 2:530–539
2. Mitchell R, Owens V, Gutterson N, Richard E, Barney J (2011) Herbaceous perennials: Placement, benefits and incorporation challenges in diversified landscapes. P. 84–98. In: Sustainable Alternative Fuel Feedstock Opportunities, Challenges and Roadmaps for Six U.S. Regions, R. Braun, D. Karlen, and D. Johnson (eds.). Soil & Water Cons. Soc., Ankeny, IA
3. Golden JS, Handfield RB, Daystar J, McConnell TE (2015) An economic impact analysis of the U.S. biobased products industry: A report to the congress of the United States of America. A joint publication of the Duke Center for Sustainability & Commerce and the Supply Chain Resource Cooperative at North Carolina State University Available at:
http://www.biopreferred.gov/BPResources/files/EconomicReport_6_12_2015.pdf
4. US Department of Energy (2011) US Billion-Ton Update: biomass supply for a bioenergy and bioproducts industry. RD Perlack B Stokes (Leads), ORNL/TM-2011/224. Oak Ridge National Laboratory, Oak Ridge, p 227
5. Vogel KP, Schmer MR, Mitchell RB (2005) Plant adaptation regions: ecological and climatic classification of plant materials. Rangeland Ecol Manag 58:315–319