1. College of Resources, Sichuan Agricultural University, 211 Huimin Rd., Chengdu 611130, China
2. Institute of Agro-Products Processing Science and Technology, Sichuan Academy of Agricultural Sciences, 60 Shizishan Rd., Chengdu 610066, China
3. Faculty of Agriculture and Forestry, University of Helsinki, Viikinkaari 1, 00014 Helsinki, Finland