•Processes
–Nitrogen Fixation
–Transformations
•Nitrogen to Ammonia (N2 to NH3 )
•Ammonia to Ammonium (NH3 to
NH4+)
•Ammonium to Nitrite (NH4+ to NO2- )
•Nitrite to Nitrate (NO2- to NO3-)
•Ammonium to Nitrite Atmospheric
nitrogen (NO3- to N2)
–Denitrification