Affiliation: | 1. Inst. of Crop Science, Chinese Academy of Agricultural Sciences, Beijing, P. R. China;2. Animal Science Unit, Gembloux Agro‐Bio Tech, Univ. of Liège, Gembloux, Belgium;3. Qilu Univ. of Technology, Daxue Road, Western Univ, Science Park, Jinan, Shandong, P. R. China |