Funding for this research was provided by:
National Natural Science Foundation of China (31702227)
Program for Young and Middle-aged Leading Science, Technology, and Innovation of Xinjiang Production & Construction Group (2018CB034)
Received: 3 August 2019
Accepted: 27 September 2020
First Online: 3 October 2020
Compliance with ethical standards
: Appropriate permission was obtained from the farm managers prior to fecal specimen collection, and no specific permits were required for the described field studies. The protocol was reviewed and approved by the Ethics Committee of Tarim University.
: The authors declare that they have no competing interests.