Funding for this research was provided by:
National Natural Science Foundation of China (11701299, 11761053, 11661058)
Natural Science Foundation of Inner Mongolia Autonomous Region (2017MS0107)
Program for Young Talents of Science and Technology in Universities of Inner Mongolia Autonomous Region (NJYT-17-A07)
Prairie Talent Project of Inner Mongolia Autonomous Region
Article History
Received: 27 February 2020
Accepted: 19 June 2020
First Online: 16 July 2020
Competing interests
: The authors declare that they have no competing interests.