1. College of Agronomy and Biotechnology, Southwest University, Chongqing, China
2. School of Computer and Information Science, Southwest University, Chongqing, China
3. College of Horticulture and Landscape Architecture, Southwest University, Chongqing, China
4. Department of Agricultural, Food and Nutritional Science, University of Alberta, Edmonton, Alberta, Canada
5. National Key Laboratory of Crop Genetic Improvement, Huazhong Agriculture University, Wuhan, China
6. Plant Breeding Institute, Christian Albrechts University of Kiel, Olshausenstr., Kiel, Germany