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United States Department of Agriculture

Agricultural Research Service

ARS Photo Library

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Image Number K9635-1

BARC agricultural engineer Karl Norris developed near-infrared spectroscopy in 1963. Here, in May 1981, Norris prepares to analyze fiber content of a grain sample with the near-infrared equipment behind him.

Photo by Fred Witt.



640 pixels wide: (k9635-1.jpg)




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Last Modified: 5/23/2006