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United States Department of Agriculture

Agricultural Research Service

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Image Number K9600-1

Plum pox virus is spread by aphids. Here, Fred Gildow (left), of Pennsylvania State University, and ARS plant pathologist Vernon Damsteegt set up an experiment to screen aphids for their ability to transmit the destructive virus.

Photo by Scott Bauer.

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Last Modified: 8/12/2016
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