| Abbreviation | Definition |
|---|---|
| NPK | Nitrogen, Potassium, Phosphorous Fertilizer |
| NPPC | National Pork Producers Council |
| NPPO | National Plant Protection Organization |
| NPSS | Natural Products Sterilization Services |
| NRF | Norsk Rødt Fe (Norwegian Red Cattle) |
| NRR | Net Run Rate |
| NRRN | National Rural Research Network |
| NRSP | National Rural Support Programme |
| NSA | Net Sown Area |
| NSAS | Nebraska Sustainable Agriculture Society |
| NSCP | National Soil Conservation Program |
| NSRP | National Sugarcane Research Program |
| NSTL | National Soil Tilth Laboratory |
| NTBF | Nicholas Turkey Breeding Farms |
| NTF | No- Till Farming |
| NUAC | National Urban Agriculture Council |
| NVA | New Vision for Agriculture |
| NVFT | Nehalem Valley Farm Trust |
| NVZ | Nitrate Vulnerable Zone |
| NWCP | North West Cattle Program |