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United States Department of Agriculture

Agricultural Research Service

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Image Number D2513-2

Plant pathologist Sally Stetina (left) and technician Kristi Jordan examine cotton roots with a microscope to determine the level of infection by reniform nematode. By comparing infection levels in resistant test lines to those in susceptible controls, they can identify lines with the most resistance.


Photo by Stephen Ausmus.

640 pixels wide: (d2513-2.jpg)

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Last Modified: 8/13/2016
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