O'Brien et al., 2009. AgMRC, Renewable energy newsletter Document reference O'Brien, D.; Woolverton, M., 2009. Recent trends in U.S. wet and dry corn milling production. AgMRC, Renewable energy newsletterWeb http://www.agmrc.org/renewable_energy/ethanol/recent-trends-in-u-s-wet-and-dry-c…Citation key O'Brien et al., 2009Datasheets Corn distillers grainWheat distillers grain