Xiuren Zhang, Texas A&M AgriLife Communications (IMAGE) Texas A&M AgriLife Communications Caption This is Dr. Xiuren Zhang. Credit Texas A&M AgriLife Research photo by Kathleen Phillips Usage Restrictions Not for resale. Use with credit. 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.