Introduction to Soil Science in Sustainable Agriculture Craig Cogger WSU Puyallup Sept. 19, 2002.
Soil Fertility and Nutrient Bioavailability Sponsored by the DEST program China Higher Education Strategic Initiatives © The University of Adelaide.
SOM management: have your cake and eat it too Michelle M. Wander [email protected] Natural Resouces and Environmetnal Sciences UIUC.
Outline: Nitrogen – the global picture. Nutrient cycles in context. Nitrogen cycle processes: –N fixation –Mineralization/immobilization –Nitrification.
