Funding for this research was provided by:
National Natural Science Foundation of China (No. 31601604)
Natural Science Foundation of the Jiangsu Higher Education Institutions of China (No. 16KJB210015)
China Agriculture Research System (CARS-24)
independent innovation of agricultural sciences in Jiangsu province (No.CX(16)1011)
Article History
Received: 12 March 2018
Accepted: 5 June 2018
First Online: 19 June 2018