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Preparing a water sample for enterococci testing

By Environmental Health Program 2017 (approx.)
A U.S. Geological Survey (USGS) microbiologist prepares a water sample for enterococci testing
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Detailed Description

Michigan Bacteriological Research Laboratory — Lansing, Michigan. A U.S. Geological Survey (USGS) microbiologist prepares a water sample for enterococci testing. After 24 hours incubation, the microbiologist will be able to determine whether enterococci is present in the water and at what concentration.

Sources/Usage

Public Domain.