Funding for this research was provided by:
Key Program for Research on Women's Theory and Practice of Hunan Province (18ZDB04)
Scientific Research Fund of Hunan Provincial Education Department (19A315)
Article History
Received: 24 October 2019
Accepted: 22 October 2020
First Online: 6 January 2021
Compliance with Ethical Standards
:
: The authors declare that they have no conflicts of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the Educational College of Hunan Agricultural University Institutional Review Board and with the 1964 Helsinki declaration as well as its later amendments or comparable ethical standards.
: Informed consent was obtained from all individual participants included in the study.