1. Key Laboratory of Herbage and Endemic Crop Biology, Ministry of Education, Inner Mongolia University, Hohhot, Inner Mongolia 010070, China
2. College of Life Science, Inner Mongolia University, Hohhot, Inner Mongolia 010070, China
3. College of Agronomy and Biotechnology, Southwest University, Chongqing 400715, China
4. College of Life Science and Technology, Huazhong Agricultural University, Wuhan 430070, China
5. Key Laboratory of Plant Resource Conservation and Germplasm Innovation in Mountainous Region (Ministry of Education), College of Life Science, Guizhou University, Guiyang 550025, China
6. Department of Soil and Crop Sciences, Colorado State University, Fort Collins, CO 80523
7. Department of Horticulture, Michigan State University, East Lansing, MI 48823
8. Genetics and Genome Sciences Program, Michigan State University, East Lansing, MI 48824