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Spruce Beetle Mortality in Cacodylic Acid-Treated Engelmann Spruce Trap Trees

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Citation

Frye, Robert H. and Noel D. Wygant. 1971. “Spruce Beetle Mortality in Cacodylic Acid-Treated Engelmann Spruce Trap Trees.” Special Collections, USDA National Agricultural Library. Accessed July 18, 2024, https://www.nal.usda.gov/exhibits/speccoll/items/show/5355.