Table 1 Factors controlling N gas fluxes at different scales of investigation (Groffman 1991 )
From: Terrestrial denitrification: challenges and opportunities
Scale of investigation | Controlling factors |
|---|---|
Organism………………………. | Oxygen, inorganic N, available C |
Field……………………………. | Soil water, inorganic N supply, available C supply, pH, temperature, salinity, etc. |
Landscape………………………. | Soil type, plant community type, canopy nutrients, season |
Global…………………………. | Biome type, climate |