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United States Department of Agriculture

Agricultural Research Service

Image Number D1425-9

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Image Number D1425-9

Fish physiologists Rick Barrows (left) and Gibson Gaylord (right) inspect pellets made of barley protein as technician Jason Frost (background) loads an extruder with raw materials.


Photo by Stephen Ausmus.

640 pixels wide: (d1425-9.jpg)

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Last Modified: 1/27/2010
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