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Citation
Caldwell, Richard S. et al.. 1979. “Toxicity of the Herbicides 2,4-D, DEF, Propanil and Trifluralin to the Dungeness crab, Cancer magister..” Special Collections, USDA National Agricultural Library. Accessed July 19, 2024, https://www.nal.usda.gov/exhibits/speccoll/items/show/4163.