Funding for this research was provided by:
Young Scientists Fund (31800600)
Fundamental Research Funds for the Central Universities (XDJK2019AA001, XDJK2020B058)
Received: 26 August 2020
Accepted: 4 February 2021
First Online: 17 February 2021
Ethics approval and consent to participate
: All the plant materials used in this study were provided by Beijing Botanical Garden, Chinese Academy of Science. The field experiments were conducted under local legislation and permissions.
: All authors agreed to publish.
: The authors declare that they have no competing interests.