Showing 121 - 140 results of 11,882 for search '"Water quality"', query time: 2.02s Refine Results
  1. 121
    Water-quality data-collection activities in Colorado and Ohio : phase II -- evaluation of 1984 field and laboratory quality-assurance practices /
    Published 1987
    Subjects: “...Water quality Colorado Measurement....”
    Government Document Microform Book
  2. 122
    Water-quality data-collection activities in Colorado and Ohio : Phase II--Evaluation of 1984 field and laboratory quality-assurance practices /
    Published 1989
    Subjects: “...Water quality Colorado Measurement....”
    Government Document Book
  3. 123
    Effects of urbanization on water quality /
    Subjects: “...Water quality management....”
    Book
  4. 124
    Economic costs of controlling water quality through management of irrigation return flows /
    by Pfeiffer, George H.
    Published 1976
    Subjects: “...Water quality management Costs....”
    Book
  5. 125
    Recent research in water quality monitoring : from Selected water resources abstracts /
    Published 1977
    Subjects: “...Water quality Measurement Abstracts....”
    Book
  6. 126
    Preliminary statement of objective and policy and report on water-quality evaluation.
    Published 1952
    Subjects: “...Water quality....”
    Book
  7. 127
    Water-quality data-collection activities in Colorado and Ohio : Phase III--evaluation of existing data for use in assessing regional water-quality conditions and trends /
    Published 1992
    Subjects: “...Water quality Colorado Measurement....”
    Government Document Book
  8. 128
    Water-quality data-collection activities in Colorado and Ohio : Phase III, evaluation of existing data for use in assessing regional water-quality conditions and trends /
    Published 1990
    Subjects: “...Water quality Colorado Measurement....”
    Government Document Book
  9. 129
    Canadian water quality guidelines for simazine /
    by Pauli, B. D.
    Published 1991
    Subjects: “...Water quality Canada....”
    Book
  10. 130
    Surface water-quality assessment of the lower Kansas River basin, Kansas and Nebraska : analysis of available water-quality data through 1986 /
    by Jordan, Paul Robert, 1933-
    Published 1991
    Subjects: “...Water quality management Kansas....”
    Government Document Microform Book
  11. 131
    Development of a water quality index based on fuzzy set theory and intended water use by Joseph H. Sherrard, Terence E. Wilson and Hie-Ing Sii.
    by Sherrard, Joseph H.
    Published 1994
    Subjects: “...Water quality management....”
    Book
  12. 132
    Quality-assurance/quality-control manual for collection and analysis of water-quality data in the Ohio District, U.S. Geological Survey /
    Published 1998
    Subjects: “...Water quality Ohio Measurement....”
    Government Document Book
  13. 133
    Quality-assurance data for routine water analysis in the National Water-Quality Laboratory of the U.S. Geological Survey for water year 1987 /
    by Lucey, Keith J.
    Published 1989
    Subjects: “...National Water-Quality Laboratory (U.S.)...”
    Government Document Book
  14. 134
    Water-quality conditions during low flow in the lower Youghiogheny River basin, Pennsylvania, October 5-7, 1998 /
    Published 2001
    Subjects: “...Water quality Pennsylvania....”
    Government Document Book
  15. 135
    Statewide water-quality network for Massachusetts /
    by Desimone, Leslie A.
    Published 2001
    Subjects: “...Water quality Massachusetts....”
    Connect to this title online
    Government Document Book
  16. 136
    Assessment of selected inorganic constituents in streams in the Central Arizona Basins Study Area, Arizona and northern Mexico, through 1998 /
    by Anning, David W.
    Published 2003
    Subjects: “...Water quality Arizona....”
    Government Document Book
  17. 137
    Water quality standards for the 21st century : proceedings of the third national conference, Las Vegas, Nevada, August 31-September 3, 1992 /
    Published 1992
    Subjects: “...Water quality Standards Congresses....”
    Get full text
    Government Document Conference Proceeding eBook
  18. 138
    Using the U.S. Geological Survey National Water Quality Laboratory LT-MDL to evaluate and analyze data /
    by Bonn, Bernadine
    Published 2008
    Subjects: “...National Water-Quality Laboratory (U.S.)...”
    Get full text
    Get full text
    Government Document eBook
  19. 139
    Water quality of the Upper Delaware Scenic and Recreational River and tributary streams, New York and Pennsylvania /
    by Siemion, Jason
    Published 2010
    Subjects: “...Water quality New York (State)...”
    Get full text
    Government Document eBook
  20. 140
    Review of the EPA's economic analysis of final water quality standards for nutrients for lakes and flowing waters in Florida /
    Published 2012
    Subjects: “...Water quality management Florida....”
    Get full text
    Book
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