1. Department of Plant Breeding, Institute of Crop Science and Resource Conservation University of Bonn Bonn Germany
2. Plant Breeding University of Applied Sciences Osnabreuck Germany
3. Institute for Resistance Research and Stress Tolerance Federal Research Centre for Cultivated Plants, Julius Kuehn‐Institute Quedlinburg Germany
4. John Innes Centre Norwich Research Park Norwich UK
5. Chair of Plant Breeding, Institute of Agricultural and Nutritional Sciences Martin‐Luther‐University Halle‐Wittenberg Halle (Saale) Germany
6. Department of Plant Pathology, Institute of Crop Science and Resource Conservation University of Bonn Bonn Germany