title: Sample variability and the measurement of dieldrin content of a soil in the field.
mesh_terms: D002706:Chlordan / Q000032:analysis; D002849:Chromatography, Gas; D004026:Dieldrin / Q000032:analysis*; D004355:Drug Stability; D004988:Ethers, Cyclic / Q000032:analysis; D005069:Evaluation Studies as Topic; D006533:Heptachlor / Q000032:analysis; D006846:Hydrocarbons, Halogenated / Q000032:analysis; D007306:Insecticides / Q000032:analysis; D008722:Methods; D012987:Soil / Q000032:analysis*; D013997:Time Factors
chemical_list: D004988:Ethers, Cyclic; D006846:Hydrocarbons, Halogenated; D007306:Insecticides; D012987:Soil; D002706:Chlordan; D006533:Heptachlor; D004026:Dieldrin