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United States Department of Agriculture

Agricultural Research Service

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Image Number D2248-2

At an experimental site near Bakersfield, California, a tractor injects fumigants 46 centimeters deep into the soil while technician Qiaoping Zhang walks along the field and places boundary markers to identify the area of treated soil. Gas samples will be taken to determine fumigant emission rates in the field.


Photo by Scott Yates.

640 pixels wide: (d2248-2.jpg)

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Last Modified: 8/13/2016
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