1. Beijing Key Laboratory of Lignocellulosic ChemistryBeijing Forestry University Beijing 100083 China
2. Beijing Advanced Innovation Center for Tree Breeding by Molecular DesignBeijing Forestry University Beijing 100083 China
3. CAS Key Laboratory of Soft Matter ChemistryChinese Academy of ScienceDepartment of Polymer Science and EngineeringUniversity of Science and Technology of China Hefei Anhui 230026 China