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United States Department of Agriculture

Agricultural Research Service

Image Number D2542-8

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Image Number D2542-8

At the ARS Natural Products Utilization Research Unit in Oxford, Mississippi, support scientist Susan Watson extracts a sample of pigments from leaf tissue for high-performance liquid chromatography analysis by plant physiologist Franck Dayan.


Photo by Stephen Ausmus.

640 pixels wide: (d2542-8.jpg)

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Last Modified: 7/27/2012