Funding for this research was provided by:
Discipline construction fund project of Gansu Agricultural University (GAU-XKJS-2018-046)
Text and Data Mining valid from 2018-12-01
Received: 24 July 2018
Accepted: 20 November 2018
First Online: 13 December 2018
Ethics approval and consent to participate
: All the experimental procedures were approved by the Gansu Agricultural University Animal Welfare and Ethical Committee and were performed in accordance with the Regulations for the Administration of Affairs Concerning Experimental Animals (The State Science and Technology Commission of P. R. China, 1988). Written informed consent was obtained from the owner for the involvement of their sheep in our study.
: Not applicable.
: The authors declare that they have no competing interests.
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