1. Shanghai Center for Plant Stress Biology and CAS Center of Excellence in Molecular Plant SciencesChinese Academy of Sciences Shanghai 200032 China
2. University of Chinese Academy of Sciences Beijing 100049 China
3. Department of Horticulture and Landscape ArchitecturePurdue University West Lafayette IN 47907 USA
4. State Key Laboratory of Crop Stress Adaptation and Improvement, School of Life SciencesHenan University Kaifeng 475001 China