Water-power -- United States -- Finance. : United States.
2019
1
Water-power -- United States -- History.
1975
1
1
Water Project Authority of the State of California. Central Valley Project -- See Central Valley Project (Calif.)
1
Water Purification
--
5 Related Subjects
5
Water -- Purification.
30
Water -- Purification -- Arsenic removal. : De, Sirshendu.
2012
1
Water -- Purification -- Biological treatment.
6
Water -- Purification -- China. : Pietz, David Allen,
2015
1
Water -- Purification -- Chromium removal. : AYUB, SOHAIL.
2018
1
Water -- Purification -- Computer simulation. : Khataee, Ali R.
2011
1
Water -- Purification -- Congresses.
5
1
Water -- Purification -- Disinfection.
2010
1
Water -- Purification -- Energy conservation -- United States.
2014
1
Water -- Purification -- Energy consumption -- United States.
2014
1
Water -- Purification -- Equipment and supplies.
2012
1
Water -- Purification -- Filtration.
2
Water -- Purification -- India.
2010
1
Water -- Purification -- Ion exchange process. : Arden, Thomas Victor,
1968
1
Water -- Purification -- Materials.
3
Water -- Purification -- Nitrogen removal.
2
Water Purification Organic compounds removal -- See Also Organic water pollutants
1
Water -- Purification -- Perchlorate removal. : Bergmann, M. E. Henry,
2012
1
Water -- Purification -- Perchlorate removal -- California -- Inland Empire. : United States.
2010
1
Water -- Purification -- Photocatalysis.
5
1
Water -- Purification -- Popular works. : Vigil, Kenneth M.
2003
1
Water -- Purification -- Technological innovations.
2
Water -- Purification -- United States.
4
Water -- Purification -- United States -- Finance. : United States.
2009
1
Water quality
--
2 Related Subjects
2
Water quality.
13
Water quality -- Africa, East.
2018
1
Water quality bioassay. : Abel, P. D.,
1996
1
Water quality bioassay -- Congresses. : Symposium on Biological Monitoring of Water and Effluent Quality
1976
1
Water quality bioassay -- Technique.
1977
1
Here are entered works on evaluation of the condition of a body of water based on surveys and other measurements of the resident biota. Works on testing to determine the degree of pollution of water by comparing its effect on a living organism wit effect of a standard preparation are entered under Water quality bioassay.
1
Water quality biological assessment -- See Also Indicators (Biology)
1
Water quality biological assessment.
6
Water quality -- California -- San Joaquin Valley. : National Research Council (U.S.).
1989
1
Water quality -- California -- Suisun Marsh.
2014
1
Water quality -- Congresses.
3
1
Water quality -- Developing countries.
2017
1
Water quality -- Environmental aspects.
2
Water quality -- Environmental aspects -- Popular works. : Yigezu, Israel,
2014
1
Water quality -- Eurasia -- Measurement.
2007
1
Water quality -- Europe.
2012
1
Water quality -- Florida.
1976
1
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