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United States Department of Agriculture

Agricultural Research Service

Image Number D1774-1

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Image Number D1774-1

ARS soil scientists Matias Vanotti (left) and Ariel Szogi (right) and Lewis Fetterman, the CEO of Terra Blue, Inc., examine swine wastewater before (dark liquid) and after (clear liquid) treatment in the second-generation system they invented.


Photo by Peggy Greb.

640 pixels wide: (d1774-1.jpg)

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Last Modified: 7/29/2010
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