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United States Department of Agriculture

Agricultural Research Service

ARS Photo Library

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Image Number D1189-2

In a milking parlor at the ARS National Animal Disease Center in Ames, Iowa, molecular biologist John Lippolis collects milk samples from a Jersey cow in an effort to answer basic questions about infection mechanisms in dairy cattle.

 

Photo by Stephen Ausmus.


640 pixels wide: (d1189-2.jpg)




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Last Modified: 7/30/2008