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United States Department of Agriculture

Agricultural Research Service

ARS Photo Library

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Scientists measure photosynthesis in prairie grasses.

Image Number K7664-11

Plant physiologists Jack Morgan (left) and Dan LeCain measure photosynthesis in prairie grasses to determine how elevated CO2 affects their growth.

Photo by Scott Bauer.

640 pixels wide: (k7664-11.jpg)

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Last Modified: 5/23/2006