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United States Department of Agriculture

Agricultural Research Service

Image Number D2245-1

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Image Number D2245-1

At ARS’s Northwest Irrigation and Soils Research Laboratory in Kimberly, Idaho, soil scientists April Leytem and Robert Dungan use photoacoustic field gas monitors to determine emissions of ammonia and greenhouse gases from agricultural operations.

 

Photo by Peggy Greb.


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Last Modified: 6/27/2011