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United States Department of Agriculture

Agricultural Research Service

Image Number D1514-13

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   Image Number D1514-13

Caption for April 2014 Agricultural Research magazine article, "Nitrite's Significant Role in Nitrous Oxide Emissions from Soil." University of Minnesota technician Sonya Ewert (left) and ARS soil scientist Rodney Venterea use a gas chromatograph to determine amounts of greenhouse gases in samples collected from fields.

Caption for November/December 2009 Agricultural Research magazine article, "New Leads on Nitrous Oxide." University of Minnesota technician Sonya Ewert (left) and ARS soil scientist Rodney Venterea use a gas chromatograph to determine amounts of greenhouse gases in samples collected from the field.

 

Photo by Stephen Ausmus.


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Last Modified: 4/1/2014
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