Funding for this research was provided by:
Zhejiang Province – Chinese Academy of Forestry joint-supported Forestry Science and Technology Program (2018SY03)
Priority Academic Program Development of Jiangsu Higher Education Institutions
Postgraduate Research & Practice Innovation Program of Jiangsu Province (KYCX17_0819)
Doctorate Fellowship Foundation of Nanjing Forestry University.
Article History
Received: 30 May 2018
Accepted: 19 November 2018
First Online: 26 November 2018
Compliance with ethical standards
:
: The authors declare no conflict of interest.