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United States Department of Agriculture

Agricultural Research Service

ARS Photo Library

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Image Number K11328-1

Soil scientist Jim Poss uses a perometer to measure plant and water status to confirm readings from the tensiometer (foreground) in studies to evaluate how plant water-use efficiency changes with salinity. Less water consumption translates into money savings for flower growers.

Photo by Stephen Ausmus.

640 pixels wide: (k11328-1.jpg)

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Last Modified: 5/23/2006
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