Funding for this research was provided by:
Natural Science Research of Jiangsu Higher Education Institutions of China (17KJB230002)
College of Science and Technology Plan of Jiangsu Polytechnic College of Agriculture and Forestry, China (2018kj16)
Received: 12 December 2019
Accepted: 8 June 2020
First Online: 18 June 2020
Ethics approval and consent to participate
: All procedures and protocols involving animals were in accordance with the Animal Ethics Procedure and Guidelines of the People’s Republic of China and the Guide for the Care and Use of Laboratory Animals. All animal procedures were also approved by the Institutional Animal Care and Use Committee (IACUC) of Nanjing Agricultural University. There was no human participation in this study.
: Not applicable.
: The authors declare they have no competing interests.