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ARS Home Office of Communications Images Photos Dec03





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Image Number K10871-1 Peter Landolt, head of ARS's Fruit and Vegetable Insect Research Unit, Wapato, Washington, applies a plant hormone precursor to a potato plant to induce chemical defenses against insects. Photo by Peggy Greb.  640 pixels wide: (k10871-1.jpg)   Please visit our Image Gallery


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