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United States Department of Agriculture

Agricultural Research Service

ARS Photo Library

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Image Number K11632-1

A sensitive new technique to detect animal products in feed will help formulators and livestock owners identify feed containing only vegetable ingredients. The test's inventor, chemist Chris Silva, weighs potential feed materials before testing.

Photo by Peggy Greb.



640 pixels wide: (k11632-1.jpg)




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Last Modified: 5/23/2006
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