Switchgrass Field (IMAGE) University of Tennessee at Knoxville Caption Switchgrass, such as this field growing at the UT Research and Education Center in Milan, Tenn., in 2007, is expected to be a major feedstock for the production of cellulosic ethanol. The biorefinery in Vonore should begin producing 2 million gallons of cellulosic ethanol from locally supplied switchgrass and woody biomass in 2010. Credit UT Institute of Agriculture Usage Restrictions Only with appropriate caption and credit. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.