Zhejiang A&F University, Northwest Agricultural and Forestry University, Northwest Agricultural and Forestry University, affiliation not provided to SSRN, Northwest Agricultural and Forestry University, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, Chinese Academy of Forestry - Institute of Chemical Industry of Forest Products, affiliation not provided to SSRN and Northwest Agricultural and Forestry University