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United States Department of Agriculture

Agricultural Research Service

ARS Photo Library

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Image Number K10139-1

Microbiologist Kevin Schrader examines a culture of green algae (Selenastrum capricornutum) used in a rapid bioassay to screen natural compounds for selective algicidal activity.

Photo by Peggy Greb.



640 pixels wide: (k10139-1.jpg)




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Last Modified: 5/23/2006
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