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United States Department of Agriculture

Agricultural Research Service

Image Number K9635-1

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Image Number K9635-1

BARC agricultural engineer Karl Norris develops the first computerized near-infrared spectrophotometer. This noninvasive technique measures numerous traits without destroying the sample. Today it is used to help keep our food supply safe and ensure the quality of many of our commodities.

 

Photo by Fred Witt.


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Last Modified: 3/31/2010
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