Li, Guixian
Wu, Chao
Ji, Dong
Dong, Peng
Zhang, Yongfu
Yang, Yong https://orcid.org/0000-0003-1588-6273
Funding for this research was provided by:
Key Science and Technology Foundation of Gansu Province (2016GS09293)
Natural Science Foundation of Gansu Province (18JR3RA143)
Article History
Received: 2 November 2019
Accepted: 25 January 2020
First Online: 4 February 2020