N2O emissions from managed soils, and CO2 emissions from lime and urea application

Users are expected to go to Mapping Tables in Annex 1 Volume 4 (AFOLU), before reading this chapter.This is required to correctly understand both the refinements made and how the elements in this chapter relate to the corresponding chapter in the 2006 IPCC Guidelines. 11.1Mineralised N resulting from loss of soil organic C stocks in mineral soils (FSOM) The term FSOM refers to the amount of N mineralised from the loss of soil organic C in mineral soils through landuse change or management practices.Refer to the activity data section on direct N2O emissions from managed soils (Section 11.2.1.3)and obtain the value for FSOM. UNCERTAINTY ASSESSMEN TNo refinement. 11.2.