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United States Department of Agriculture

Agricultural Research Service

ARS Photo Library

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Image Number D781-1

Using a nondestructive infrared temperature sensor, plant pathologist James Locke (left) takes leaf temperature measurements to predict plant root health, while plant pathologist Medani Omer measures chlorophyll fluorescence.

 

Photo by Stephen Ausmus.



640 pixels wide: (d781-1.jpg)




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Last Modified: 4/13/2007
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