Mortenson, Leonard E. Department of Biological Sciences, Purdue University, West Lafayette, Indiana.
Last reviewed:August 2019
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- Nitrogen compounds as nutrients
- Nitrogen compounds as energy source
- Nitrogen compounds as electron acceptors
- N2 cycle in the oceans
- Links to Primary Literature
- Additional Readings
The natural biological and chemical processes through which inorganic and organic nitrogen are interconverted. It includes the processes of ammonification, ammonia assimilation, nitrification, nitrate assimilation, nitrogen fixation, and denitrification (Fig. 1). See also: Biogeochemistry
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