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United States Department of Agriculture

Agricultural Research Service

Image Number D2008-1

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Image Number D2008-1

Horticulturist Susan Bentz and geneticist Richard Olsen examine bagged branches of hybrid hemlocks inoculated with hemlock woolly adelgid.


Photo by Peggy Greb.

640 pixels wide: (d2008-1.jpg)

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Last Modified: 10/26/2010
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