Wang, Yuexin
Zhang, Kaihui
Zhang, Yifan
Wang, Ke
Gazizova, Azhar
Wang, Luyang
Cao, Letian
Zhang, Yajun
Huang, Jianying
Cui, Yuan
Zhang, Yuxi
Zhang, Longxian http://orcid.org/0000-0002-5706-131X
Funding for this research was provided by:
Natural Science Foundation of Henan Province (162300410129)
National Key Research and Development Program of China (2017YFD0501305)
National Natural Science Foundation of China (31330079)
Article History
Received: 19 September 2019
Accepted: 3 January 2020
First Online: 7 January 2020
Ethics approval and consent to participate
: This study adhered strictly to the Regulations for the Implementation of the Peopleʼs Republic of China on the Protection of Terrestrial Wildlife and the Law of the Peopleʼs Republic of China on the Protection of Wildlife. The research protocol was reviewed and approved by the Research Ethics Committee of Henan Agricultural University. Samples were collected with the help of the staff at the Sanmenxia Management Office of the Yellow River Wetland National Nature Reserve in Henan Province. No <i>C. cygnus</i> were harmed in this study.
: Not applicable.
: The authors declare that they have no competing interests.