Cao, Pengying Dissipation and residue of S-metolachlor in maize and soil. [electronic resource] - Bulletin of environmental contamination and toxicology May 2008 - 391-4 p. digital Publication Type: Journal Article; Research Support, Non-U.S. Gov't ISSN: 0007-4861 Standard No.: 10.1007/s00128-008-9359-z doi Subjects--Topical Terms: Acetamides--analysisChinaEnvironmental Monitoring--methodsFood Contamination--analysisHerbicides--analysisPesticide Residues--analysisSoil--analysisSoil Pollutants--analysisZea mays--chemistry