Metabolism studies will be performed with 14C and 3H labelled materials under laboratory conditions. The studies will be performed according to SETAC - Europe: Mark R. Lynch(ed), Procedures for Assessing the Environmental Fate and Ecotoxicity of Pesticides, March 1995 and OECD Guideline 307 "Aerobic and Anaerobic Transformation in Soil Systems" (Proposal, August 2000) and OECD, 1995: Final Report of the OECD workshop on selection of soil/sediments. Belgirate, Italy, 18-20 January 1995.