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United States Department of Agriculture

Agricultural Research Service

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Image Number D2150-1

In Fenton, Michigan, APHIS entomologists Ivich Fraser (left) and Juli Gould release Spathius agrili, a parasitic wasp that attacks the emerald ash borer. Logs attached to the tree are used for monitoring purposes.


Photo by Nichole Smith.

640 pixels wide: (d2150-1.jpg)

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Last Modified: 6/27/2017
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