Switchgrass Plot (IMAGE) Virginia Tech Caption A breeding nursery plot was established at Virginia Tech's Kentland Farm with more than 2,000 switchgrass plants representing 168 core germplasm lines collected from across the country. The switchgrass lines were systematically evaluated for important agronomic traits, including rust disease resistance. Credit Bingyu Zhao of Virginia Tech Usage Restrictions Photo may be used with any discussion or report of switchgrass research by Dr. Bingyu Zhao and colleagues 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.