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United States Department of Agriculture

Agricultural Research Service

ARS Photo Library

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Image Number K8675-1

At Temple, Texas, biological science technician Katherine Jones uses a pressure bomb to compare water status of plants growing under varying levels of carbon dioxide in the experimental CO²-gradient tunnel system.

Photo by Scott Bauer.

640 pixels wide: (k8675-1.jpg)

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Last Modified: 5/23/2006
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