Comparison of extraction methods for analysis of DDT, DDE, and DDD in alfalfa hay.
D000821:Animal Feed / Q000032:analysis*; D002849:Chromatography, Gas; D003634:DDT / Q000032:analysis*; D003632:Dichlorodiphenyldichloroethane / Q000032:analysis*; D000455:Medicago sativa / Q000032:analysis*; D008722:Methods; D012997:Solvents
D012997:Solvents; D003634:DDT; D003632:Dichlorodiphenyldichloroethane