Funding for this research was provided by:
Doctorate Fellowship Foundation of Nanjing Forestry University
Text and Data Mining valid from 2020-04-30
Received: 20 November 2019
Accepted: 25 April 2020
First Online: 30 April 2020
Ethics approval and consent to participate
: Not applicable. We did research on plants and did not handle animals along protected areas. All applicable institutional and/or national guidelines for the use of plants were followed. All experimental plants were cultivated in the early years by our research group and obtained the experimental permit from Chenwei Forest Farm.
: Not applicable.
: The authors declare that they have no competing interests.