Хайлтын үр дүнгүүд

Үр дүнг сайжруулах
  1. 1

    Global environment series. : Sivakumar, M.

    Хэвлэсэн 1993
    Цахим Видео Программ хангамж
  2. 2

    Guidelines for drinking-water quality.

    Хэвлэсэн 2011
    Ном
  3. 3

    Water pollution : causes, effects and control / Goel, P. K.

    Хэвлэсэн 2006
    Ном
  4. 4

    Water quality guidelines, standards, and health : assessment of risk and risk management for water-related infectious disease /

    Хэвлэсэн 2001
    An electronic book accessible through the World Wide Web; click to view
    Цахим Цахим ном
  5. 5

    Addendum, microbiological agents in drinking water

    Хэвлэсэн 2002
    An electronic book accessible through the World Wide Web; click to view
    Цахим Цахим ном
  6. 6

    States face pressure to assess more of the nation's waters and place more stringent clean water act limits on permittees Hummel, Kimberly A.

    Хэвлэсэн 2003
    An electronic book accessible through the World Wide Web; click to view
    Цахим Цахим ном
  7. 7

    Monitoring bathing waters a practical guide to the design and implementation of assessments and monitoring programmes /

    Хэвлэсэн 2000
    An electronic book accessible through the World Wide Web; click to view
    Цахим Цахим ном
  8. 8

    Sustaining our water resources Water Science and Technology Board tenth anniversary symposium, November 9, 1992 /

    Хэвлэсэн 1993
    An electronic book accessible through the World Wide Web; click to view
    Цахим Цахим ном
  9. 9

    Water quality assessments a guide to the use of biota, sediments, and water in environmental monitoring /

    Хэвлэсэн 1996
    An electronic book accessible through the World Wide Web; click to view
    Цахим Цахим ном
  10. 10

    A review of the USGS National Water Quality Assessment Pilot Program

    Хэвлэсэн 1990
    An electronic book accessible through the World Wide Web; click to view
    Цахим Цахим ном
  11. 11

    Agriculture, hydrology, and water quality

    Хэвлэсэн 2002
    An electronic book accessible through the World Wide Web; click to view
    Цахим Цахим ном
  12. 12

    Water quality monitoring a practical guide to the design and implementation of freshwater quality studies and monitoring programmes /

    Хэвлэсэн 1996
    An electronic book accessible through the World Wide Web; click to view
    Цахим Цахим ном
  13. 13

    Coastal and fresh waters

    Хэвлэсэн 2003
    An electronic book accessible through the World Wide Web; click to view
    Цахим Цахим ном
  14. 14

    Confronting the nation's water problems the role of research /

    Хэвлэсэн 2004
    An electronic book accessible through the World Wide Web; click to view
    Цахим Цахим ном
  15. 15

    Guidelines for drinking-water quality

    Хэвлэсэн 2004
    An electronic book accessible through the World Wide Web; click to view
    Цахим Цахим ном
  16. 16

    Regional cooperation for water quality improvement in southwestern Pennsylvania

    Хэвлэсэн 2005
    An electronic book accessible through the World Wide Web; click to view
    Цахим Цахим ном
  17. 17

    Using statistical methods for water quality management issues, problems, and solutions / McBride, Graham B., 1948-

    Хэвлэсэн 2005
    An electronic book accessible through the World Wide Web; click to view
    Цахим Цахим ном
  18. 18

    Ensayos toxicológicos y métodos de evaluación de calidad de aguas estandarización, intercalibración, resultados y aplicaciones /

    Хэвлэсэн 2004
    An electronic book accessible through the World Wide Web; click to view
    Цахим Цахим ном
  19. 19

    Swimming pools and similar environments

    Хэвлэсэн 2006
    An electronic book accessible through the World Wide Web; click to view
    Цахим Цахим ном
  20. 20

    Integrating multiscale observations of U.S. waters

    Хэвлэсэн 2008
    An electronic book accessible through the World Wide Web; click to view
    Цахим Цахим ном