Charles Hagedorn

Identifiers

  • Open LibraryOL1702170A

Top Subjects

  • Indicators (Biology) (1)
  • Escherichia coli (1)
  • Groundwater flow -- Measurement (1)
  • Oregon (1)
  • Willamette River Valley (1)
  • Sewage -- Microbiology (1)
  • Sewage disposal in the ground -- Health aspects -- Oregon -- Willamette River Valley (1)

Books by Charles Hagedorn

Total count: 3