Front cover; Preface; About the Editors; Contributors; Contents; Chapter 1. Introduction to Simulation of Carbon and Nitrogen Dynamics in Soils; Chapter 2. Carbon and Nitrogen Dynamics in Upland Soils; Chapter 3. Carbon and Nitrogen Dynamics in Wetland Soils; Chapter 4. A Review of Carbon and Nitrogen Processes in Nine U.S. Soil Nitrogen Dynamics Models; Chapter 5. A Review of Carbon and Nitrogen Processes in European Soil Nitrogen Dynamics Models; Chapter 6. A Review of the Canadian Ecosystem Model -- ecosys; Chapter 7. Application of RZWQM for Soil Nitrogen Management.