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    Biological Control (1)
    Weeds (1)

USDA Forest Service

USDA Forest Service

The U.S. Department of Agriculture Forest Service is a Federal agency that manages public lands in national forests and grasslands. The Forest Service is also the largest forestry research organization in the world, and provides technical and financial assistance to state and private forestry agencies. Gifford Pinchot, the first Chief of the Forest Service, summed up the purpose of the Forest Service—"to provide the greatest amount of good for the greatest amount of people in the long run."
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Image Subject Name Scientific Name Description
0002111 mile-a-minute weed Persicaria perfoliata
0002115 mile-a-minute weed Persicaria perfoliata toothpick-insertion-test for pathogenicity of fungus

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