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United States Department of Agriculture

Agricultural Research Service

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Image Number D1654-3

At the University of Wyoming livestock farm in Laramie, professor Robert Stobart (left) and Phillip Purdy prepare to artificially inseminate a Suffolk ewe using an insemination gun and spiral catheter.


Photo by Stephen Ausmus.

640 pixels wide: (d1654-3.jpg)

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Last Modified: 8/12/2016
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