Iowa State University From the SelectedWorks of Kurt A. Rosentrater June, 2006 Fractionation Techniques to Concentrate Nutrient Streams in Distillers Grains Kurt A. Rosentrater, United States Department of Agriculture Deepa Subramanian, South Dakota State University Padmanaban G. Krishnan, South Dakota State University Available at: htps://works.bepress.com/kurt_rosentrater/93/