Funding for this research was provided by:
Integrated research and demonstration on reducing fertilizer and pesticide technology in Pear and peach trees (2018YFD0201400)
Article History
Received: 18 February 2019
Accepted: 16 December 2019
First Online: 23 December 2019
Compliance with ethical standards
:
: The authors declare that they have no conflicts of interest with the contents of this article.