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United States Department of Agriculture

Agricultural Research Service

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Image Number D2959-1

In Tifton, Georgia, technician Sally Belflower loads soil sample extracts into an autosampler of a gas chromatograph-mass spectrometer to test for herbicide residues.


Photo by Peggy Greb.

640 pixels wide: (d2959-1.jpg)

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Last Modified: 8/12/2016
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