1. College of Agriculture, Guizhou University, Guiyang 550025, Guizhou, P.R. China
2. Key Laboratory of Coarse Cereal Processing in Ministry of Agriculture and Rural Affairs, School of Food and Biological Engineering, Chengdu University, Chengdu 610106, P.R. China
3. Institute of Crop Science, Chinese Academy of Agricultural Sciences, Beijing 100081, P.R. China