Fang, Huiping
Song, Mingzhu
Funding for this research was provided by:
the key project of Provincial Excellent Talents in University of Anhui Province (gxyqZD2016300)
the Natural Science Foundation of Huangshan University (2017xkjq001)
the Natural Science Foundation of Anhui Province (1708085MA04)
Article History
Received: 18 January 2018
Accepted: 1 April 2018
First Online: 17 April 2018
Competing interests
: The authors declare that they have no competing interests.