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United States Department of Agriculture

Agricultural Research Service

ARS Photo Library

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Image Number D138-15

Agronomist Erlend Mathias (left) and technician Matt Huffman measure tree circumference for studies on the effects of tree populations on forage production within silvopastures.

Photo by Stephen Ausmus.

640 pixels wide: (d138-15.jpg)

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Last Modified: 5/23/2006