Adsorption--desorption of parathion as affected by soil organic matter.
D000327:Adsorption; D008903:Minerals / Q000032:analysis; D010278:Parathion / Q000032:analysis*; D012987:Soil / Q000032:analysis*; D013499:Surface Properties
D008903:Minerals; D012987:Soil; D010278:Parathion