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United States Department of Agriculture

Agricultural Research Service

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Image Number D1094-1

Paul Colaizzi, agricultural engineer, demonstrates the soil-wetting pattern of subsurface drip irrigation in a cottonfield and measurement of volumetric soil water content using time-domain reflectometry probes.


Photo by Peggy Greb.

640 pixels wide: (d1094-1.jpg)

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Last Modified: 3/14/2017
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