Andreas Schaffer is a Professor of Environmental Biology and Chemodynamics at RWTH Aachen University. Fred Heimbach is a Consultant Scientist at RIFCon GmbH in Leichlingen, Germany. Paul J. Van den Brink works at the research institute Alterra and the Aquatic Ecology and Water Quality Management Group of Wageningen University.

• Introduction. Background. Ecological Considerations. Legislative and Regulatory Background to the Assessment of Risks from Plant Protection Products in Soil. Overview and Evaluation of Soil Semi-Field (higher tier) Methods. Technical Recommendations. Research Needs. References. Appendices.

Andreas Schaffer is a Professor of Environmental Biology and Chemodynamics at RWTH Aachen University. Fred Heimbach is a Consultant Scientist at RIFCon GmbH in Leichlingen, Germany. Paul J. Van den Brink works at the research institute Alterra and the Aquatic Ecology and Water Quality Management Group of Wageningen University.

• Introduction. Background. Ecological Considerations. Legislative and Regulatory Background to the Assessment of Risks from Plant Protection Products in Soil. Overview and Evaluation of Soil Semi-Field (higher tier) Methods. Technical Recommendations. Research Needs. References. Appendices.

Andreas Schaffer is a Professor of Environmental Biology and Chemodynamics at RWTH Aachen University. Fred Heimbach is a Consultant Scientist at RIFCon GmbH in Leichlingen, Germany. Paul J. Van den Brink works at the research institute Alterra and the Aquatic Ecology and Water Quality Management Group of Wageningen University.

• Introduction. Background. Ecological Considerations. Legislative and Regulatory Background to the Assessment of Risks from Plant Protection Products in Soil. Overview and Evaluation of Soil Semi-Field (higher tier) Methods. Technical Recommendations. Research Needs. References. Appendices.