Six sorghum cultivars (IMAGE) Hokkaido University Caption The six cultivars of sorghum investigated in this study (Photo: Ali Khoddami) Credit Ali Khoddami Usage Restrictions This image is copyrighted, and may be used to report on this press release as long as the copyright holder is credited. 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.