Funding for this research was provided by:
National Natural Science Foundation of China (41573065, 41773082)
Major Science and Technology Program for Water Pollution Control and Treatment (No. 2017ZX07202002)
Text and Data Mining valid from 2019-01-19
Received: 25 September 2018
Revised: 25 December 2018
Accepted: 28 December 2018
First Online: 19 January 2019
Compliance with ethical standards
: The authors declare that they have no conflict of interest.
: This article does not contain any studies with human participants or animals performed by any of the authors.