Wang, Yulong
Wang, Limin
Zhang, Cunzheng
Liu, Fengquan
Funding for this research was provided by:
Agriculture Research System of China (CARS-28-16)
Ministry of Science and Technology of the People's Republic of China (2016YFD0200803-3)
the Department of Finance of Jiangsu Province (CX(17)1003)
the Department of Science and Technology of Jiangsu Province (BE2014722)
Article History
Received: 4 October 2018
Accepted: 20 December 2018
First Online: 9 January 2019
Compliance with ethical standards
: The author(s) declare that they have no competing financial interests.