Sun, Han
Luo, Liqun
Lal, Bachchu
Ma, Xinrong
Chen, Lieping
Hann, Christine L.
Fulton, Amy M.
Leahy, Daniel J.
Laterra, John
Li, Min
Article History
Received: 6 October 2015
Accepted: 30 November 2015
First Online: 4 February 2016
Competing interests
: The authors declare no competing financial interests.