Funding for this research was provided by:
Modern Agricultural Industry Technology System-Peking Poultry Innovation Team (BAIC04-2021)
National Key R&D Program of China (2016YFD0700201)
Received: 8 April 2021
Accepted: 31 August 2021
First Online: 4 November 2021
: All experimental protocols were approved by the Animal Care and Use Committee of the Beijing University of Agriculture.
: Not applicable.
: The authors have no conflicts of interest to declare.