Great Prairie Soil Sampling Site (IMAGE) DOE/Joint Genome Institute Caption This is the sampling site located at the A.C. and Lela Morris Prairie Reserve, located in Jasper County Iowa. Credit Jim Tiedje Usage Restrictions None 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.