Wang, Junchen
Ouyang, Fangqun
An, Sanping
Wang, Lifang
Xu, Na
Ma, Jianwei
Wang, Junhui
Zhang, Hanguo
Kong, Lisheng
Article History
Received: 3 November 2021
Accepted: 6 April 2022
First Online: 17 May 2022
Declarations
:
: The seeds of <i>P. likiangensis</i>, <i>P. koraiensis</i>, and <i>P. crassifolia</i> were cultivated broadly in China. The seeds of <i>P. glauca</i> and <i>P. mariana</i> were bought from the Center of Tree Seed, Natural Resources and Energy, Canada. There is no transgenic technology or material in this study, therefore the ethics approval is not required. The experimental research on plants performed in this research complied with institutional, national and international guidelines.
: Not applicable.
: The authors declare that they have no conflict of interest.