Funding for this research was provided by:
National Natural Science Foundation of China (51878214)
State Key Laboratory of Urban Water Resource and Environment at Harbin Institute of Technology (2019TS03)
Heilongjiang Provincial Science and Technology Department (GA19C007)
UTFORSK 2016 - Long-term project funding from Norway (10042)
Article History
Received: 15 July 2019
Accepted: 2 December 2019
First Online: 28 December 2019
Compliance with ethical standards
: The authors declare that they have no conflict of interest.