Sorgum Working (IMAGE) Penn State Caption Researchers collecting soil associated with roots of different sorghum lines (after frost). These soil samples were then subjected to sequencing for the identification of microbes. Seen here are graduate students Mara Cloutier (front right) and Debamalya Chatterjee (back right) working with Plant Genetics and Biotech undergraduate students Jillian Smothergill (front left) and Jeff Prusch (back left). Credit Surinder Chopra, Penn State Usage Restrictions non commercial use only 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.