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Persistence of BHC, DDT, and Toxaphene in Soil and the Tolerances of Certain Crops to Their Residues
Allen, Norman, (1954)
Biochemical Changes in Tobacco During Flue Curing
Bacon, C. W., (1951)
Symposium on Impacts on Rural America of the Federal Water Pollution Control Act Amendments, P.L. 92-500
Christensen, Lee A., (1978)