Maize field (IMAGE) Technical University of Munich (TUM) Caption At various locations in Europe with different climatic conditions, the researchers in Prof. Chris-Carolin Schön's team have cultivated old maize varieties to investigate their genetic potential. Credit Tom Freudenberg/pict-images Usage Restrictions Free for use in reporting on TUM, with the copyright noted 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.