1. Food and Biochemistry Engineering Department, Yantai Vocational College, Yantai 264006, China
2. College of Agriculture, Liaocheng University, Liaocheng 252000, P. R. China
3. Shandong Laboratory of Yantai Advanced Material and Green Manufacture, Yantai 264006, China
4. Department of Forestry, Michigan State University, 480 Wilson Rd, East Lansing, Michigan 48824, United States