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United States Department of Agriculture

Agricultural Research Service

ARS Photo Library

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Image Number D140-46

Soil scientist Charlie Feldhake uses a hemispheric lens and camera to take a 180° image over the silvopasture. He’ll load the image into a computer program to determine the potential direct beam solar radiation for any time of year.

Photo by Stephen Ausmus.



640 pixels wide: (d140-46.jpg)




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Last Modified: 5/23/2006