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United States Department of Agriculture

Agricultural Research Service

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Image Number D1190-16

Retired technician Tom Kellom weighs a newborn lamb and uses a handheld computer to record the data and link it to data from all the lamb’s relatives. This is the basis for determining the degree to which a trait is affected by genes or by nongenetic factors such as the quality of feed.


Photo by Stephen Ausmus.

640 pixels wide: (d1190-16.jpg)

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Last Modified: 6/27/2017
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