1. Shanghai Center for Plant Stress Biology and Center of Excellence in Molecular Plant Sciences, the Chinese Academy of Science Shanghai 201602 China
2. University of Chinese Academy of Sciences Beijing 100049 China
3. National Key Laboratory of Crop Genetic and Improvement, College of Plant Science and Technology Huazhong Agricultural University Wuhan 430070 China
4. Department of Horticulture and Architecture Landscape Purdue University West Lafayette IN 47907 USA