Page Banner

United States Department of Agriculture

Agricultural Research Service


Download a high-resolution (300dpi) digital image here

Image Number D1514-13

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.


640 pixels wide: (d1514-13.jpg)




Please visit our Image Gallery

Last Modified: 8/13/2016
Footer Content Back to Top of Page