Image (IMAGE) University of Bonn Caption Wheat varieties with a specific NPF2.12 gene variant (right) have significantly better root growth at low nitrogen levels in the soil than varieties without this gene variant (left). Credit © Md. Nurealam Siddiqui Usage Restrictions Please use this image only in connection with the press release. 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.