1. Ph.D. Candidate, Hubei Key Laboratory of Biomass-Resources Chemistry and Environmental Biotechnology, School of Resource and Environmental Sciences, Wuhan Univ., Wuhan 430079, P.R. China.
2. Associate Professor, Academy of Forestry, Inner Mongolia, Huhehaote 010010, P.R. China.
3. Ph.D. Candidate, School of Resource and Environmental Sciences, Wuhan Univ., Wuhan 430079, P.R. China.
4. Graduate Student, Hubei Key Laboratory of Biomass-Resources Chemistry and Environmental Biotechnology, School of Resource and Environmental Sciences, Wuhan Univ., Wuhan 430079, P.R. China.
5. M.S. Student, Hubei Key Laboratory of Biomass-Resources Chemistry and Environmental Biotechnology, School of Resource and Environmental Sciences, Wuhan Univ., Wuhan 430079, P.R. China.
6. Professor, Hubei Key Laboratory of Biomass-Resources Chemistry and Environmental Biotechnology, School of Resource and Environmental Sciences, Wuhan Univ., Wuhan 430079, P.R. China (corresponding author).