1. Engineering Research Center of Chinese Ministry of Education for Edible and Medicinal Fungi, Jilin Agricultural University, Changchun 130118, Jilin Province, P. R. China
2. Key Laboratory of Natural Resource of the Changbai Mountain and Functional Molecular (Yanbian University), Ministry of Education, Yanji 133002, Jilin Province, P. R. China
3. School of Environmental Sciences, University of Guelph, Ontario, Canada N1G 2W1
4. College of Agronomy, Jilin Agricultural University, Changchun 130118, Jilin Province, P. R. China.