Funding for this research was provided by:
Heilongjiang Province Natural Science Funds for youth (QC2014C029)
National Water Pollution Control and Treatment Science and Technology Major Project (2015ZX07201-008-03)
National Science and Technology Support Programme Project (2013BAD07B01)
Article History
Received: 4 May 2017
Accepted: 4 August 2017
First Online: 1 September 2017