Bales of switchgrass (IMAGE) Michigan State University Caption Bales of switchgrass are gathered for transport at a Great Lakes Bioenergy Research Center biofuels scale-up site at Michigan State’s W.K. Kellogg Biological Station Long-Term Ecological Research site. Credit Credit: J. E. Doll/Michigan State University Usage Restrictions Can use with credit License Original 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.