Funding for this research was provided by:
National Natural Science Foundation of China (31560341)
Modern Agro-industry Technology Research System (CARS-16-E14)
Article History
Received: 18 January 2018
Accepted: 29 March 2018
First Online: 11 April 2018
Compliance with ethical standards
:
: The authors declare that they do not have any commercial or associative interest that represents a conflict of interest in connection with the work submitted.