Liu, Wen
Wang, Changlan
Shen, Xiangling
Liang, Hongwei
Wang, Yubing
He, Zhengquan
Zhang, Dechun
Chen, Faju
Funding for this research was provided by:
This research was supported by grants from the National Science and Technology Planning Project of "12th Five-Year" in Rural Areas (No.2012BAD21 B0303)
Article History
Received: 14 March 2018
Accepted: 9 November 2018
First Online: 12 November 2018
Compliance with ethical standards
:
: The authors declare that they have no competing interests.