| AE |
Calculate Agronomic Efficiency |
| ecoNUE |
Calculate NUEecology |
| IE |
Calculate Internal Efficiency (IE) |
| NBI |
Calculate N Balance Intensity (NBI) |
| NdfF |
Calculate N derived from Fertilizer (NdfF) |
| NHI |
Calculate N Harvest Index (NHI) |
| NP |
Calculate Nitrogen Productivity (NP) |
| NRE |
Calculate Fertilizer-N Recovery Efficiency |
| NRE15 |
Calculate Isotope-Based Recovery Efficiency of N-Fertlizer (NRE15) |
| NUEbal |
Calculate NUEbalance |
| NUEcrop |
Calculate NUEcrop |
| NUEFC |
Calculate NUE of a Food Chain (NUEFC) |
| NUEsoil |
Calculate NUEsoil |
| NUEyield |
Calculate NUEyield |
| NUpE |
Calculate N Uptake Efficiency (NUpE) |
| NUtE |
Calculate N Utilization Efficiency (NUtE) |
| PE |
Calculate Physiological Efficiency |
| PFP |
Calculate Partial-factor Productivity (PFP) |
| PNB |
Calculate Partial N Balance |
| sNBI |
Calculate N Balance Index of a System (sNBI) |
| sNUE |
Calculate NUE of a System (sNUE) |
| TNdfF |
Calculate Total N derived from Fertilizer (TNdfF) |
| VNF |
Calculate Virtual N Factor (VNF) |
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