1. Department of Crop Genomics & Genetic Improvement; Biotechnology Research Institute; Chinese Academy of Agricultural Sciences; Beijing China
2. KWS SAAT SE; Einbeck Germany
3. Department of Agronomy and Plant Breeding; Technical University of Munich; Freising-Weihenstephan Germany
4. Bavarian State Research Center for Agriculture; Freising-Weihenstephan Germany
5. Department of Agronomy; Iowa State University; Ames IA USA