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United States Department of Agriculture

Agricultural Research Service


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Image Number K9997-1

Scientists work together to conduct a rainfall-simulation test to measure bacteria levels in runoff water. From left to right are Reza Roodsari, Ali Sadeghi, Kerry Sefton, Adel Shirmohammadi, and Dan Shelton.

Photo by Stephen Ausmus.



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Last Modified: 8/13/2016
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