Yang, Luyu
Zhang, Xiufeng
Zhao, Lijuan
Sun, Yanan
Li, Jiajue
Huang, Renwu
Hu, Liping
Nie, Shengjie
Funding for this research was provided by:
the Natural Science Foundation of China (31660310)
the Science and Technology Planning Projects of Yunnan Province (2014FZ005)
the Science and Technology Planning Projects of Yunnan Province (2013FZ066)
the Yunnan Educational Science Foundation program (2014Y180)
Article History
Received: 19 February 2017
Accepted: 4 April 2017
First Online: 22 April 2017
Compliance with ethical standards
:
: The authors declare that they have no conflicts of interest.