Funding for this research was provided by:
NSFC grants (No. 61532021, 61472141)
Shanghai Knowledge Service Platform Project (No. ZF1213)
Shanghai Leading Academic Discipline Project (Project Number: B412)
Shanghai Agriculture Applied Technology Development Program (G20160201)
Article History
Received: 26 August 2017
Revised: 19 November 2017
Accepted: 28 February 2018
First Online: 15 March 2018