Winter Wheat (image) University of Southern California Share Print E-Mail Caption Researchers at USC and Texas A&M University grew winter wheat in an arid area of Texas with reduced irrigation and found that the plants protect themselves by producing thick leaf wax. Photo by Xiuwei Liu, Texas A&M University. Credit Xiuwei Liu, Texas A&M University Usage Restrictions None Share Print E-Mail 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.