Bread wheat and Einkorn Wheat (IMAGE) University of Maryland Caption Bread wheat at left has been bred over thousands of years to have large grain size, and be easy to harvest, but it has lost much of the resilience still maintained in the wild, ancient Einkorn wheat seen on the right. Credit Kimbra Cutlip/ UMD Usage Restrictions None License Original 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.