title: Effects of freeze-drying on residues of TDE, DDT, and endosulfan in tobacco.
mesh_terms: D003634:DDT / Q000032:analysis*; D003632:Dichlorodiphenyldichloroethane / Q000032:analysis; D004726:Endosulfan / Q000032:analysis*; D005612:Freeze Drying; D008722:Methods; D010573:Pesticide Residues / Q000032:analysis*; D010947:Plants, Toxic; D014026:Nicotiana / Q000032:analysis*
chemical_list: D010573:Pesticide Residues; D003634:DDT; D004726:Endosulfan; D003632:Dichlorodiphenyldichloroethane