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United States Department of Agriculture

Agricultural Research Service

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AFSRC Picture of the Week, April 18, 2005
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Walter Winant, Soil Scientist, installs a minirhizotron tube for studying plant root growth. The minirhizotron is a clear plastic tube in which a camera is inserted to take high quality images of the roots in a nondestructive manner.

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Last Modified: 4/21/2005
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