[1]State Key Laboratory for Conservation and Utilization of Subtropical Agro-Bioresources/College of Life Sciences;
South ChinaAgricultural University;
Guangzhou 510642;
P.R.China;
[2]Institute of Crop Science;
Shanxi Academy of Agricultural Sciences;
Taiyuan 030031;
P.R. China;
[3]Cereal Research Center;
Agriculture and Agri-Food Canada;
Morden R6MIY5;
Canada;