Zhang, Xue
Wang, Ruiting
Ning, Hailong
Li, Wenxia
Bai, Yunlong
Li, Yonggang
Funding for this research was provided by:
Heilongjiang Collaborative and Innovation and Extension System of Modern Agricultural Industry Technology of Forage and Feed
Article History
Received: 14 January 2020
Accepted: 17 June 2020
First Online: 2 July 2020
Competing interests
: The authors declare no competing interests.