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United States Department of Agriculture

Agricultural Research Service

Image Number D1429-11

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Image Number D1429-11

Fish nutritionist Rick Barrows (foreground) uses a vacuum coater to infuse flax oil into pellets of rainbow trout feed containing a vitamin formula that he and colleagues developed. Technician Jason Frost removes feed pellets from a cooling table in preparation for the oil infusion, which further enriches the pellets.


Photo by Stephen Ausmus.

640 pixels wide: (d1429-11.jpg)

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Last Modified: 11/24/2009
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