Funding for this research was provided by:
National Natural Science Foundation of China (31372292)
Program for the Top Innovative Talents of Shanxi Agricultural University (BJRC201203)
Text and Data Mining valid from 2018-05-08
Received: 6 February 2018
Accepted: 30 April 2018
First Online: 8 May 2018
: The animal use procedures were approved by the Institutional Animal Care and Ethics Committee of Shanxi Agricultural University, China, and conducted according to the National (GB13078–2001 and GB/T17237–1998) and the Agricultural Standards (NY 5148–2002) of the People’s Republic of China.
: The authors declare that they have no competing interests.
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