Funding for this research was provided by:
"Strategic Priority Research Program" of the Chinese Academy of Sciences (XDB03030505)
National Natural Science Foundation of China (41573070)
Open Fund of the State Key Laboratory of Soil and Sustainable Agriculture, Institute of Soil Science, Chinese Academy of Sciences (Y412201403)
Article History
Received: 8 December 2016
Accepted: 8 August 2017
First Online: 16 August 2017