[Qing, Yan; Wu, Yiqiang; Wang, Lijun; Liu, Liu; Yan, Ning; Luo, Sha] Cent South Univ Forestry & Technol, Coll Mat Sci & Technol, Shaoshan South Rd 498, Changsha 410004, Hunan, Peoples R China.
[Qing, Yan; Wu, Yiqiang] Cent South Univ Forestry & Technol, Hunan Prov Collaborat Innovat Ctr High Efficiency, Shaoshan South Rd 498, Changsha 410004, Hunan, Peoples R China.
[Yan, Ning] Univ Toronto, Fac Forestry, 27 Kings Coll Cir, Toronto, ON M5S 1A1, Canada.