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United States Department of Agriculture

Agricultural Research Service

Image Number D1512-29

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Image Number D1512-29

ARS soil scientist Rodney Venterea (foreground) and technician Jason Leonard collect gas samples from chambers used to measure flux of nitrous oxide and other greenhouse gases from experiments in a corn field in Becker, Minnesota.


Photo by Stephen Ausmus.

640 pixels wide: (d1512-29.jpg)

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Last Modified: 11/19/2009
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