Nitrogen use efficiency in Iran
Iran: Nitrogen use efficiency was 56.0% in 2014. ▼ Falling
Nitrogen use efficiency in Iran, 1961–2014
Source: Lassaletta et al. (2014) – processed by Our World in Data. Measured in %.
Analysis
In 2014, nitrogen use efficiency in Iran stood at 56.0%.
Compared with earlier readings it is up 5.3% on the previous year and up 48.0% over ten years.
Over the whole period, nitrogen use efficiency in Iran peaked at 71.3% in 1965 and was at its lowest, 28.6%, in 2008.
Iran ranks 88th of 204 countries on this measure, in the middle of the range.
The long-run direction has been consistently falling across the 54 years of available data.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 63.0% | 53.7% | 71.3% | 9 |
| 1970s | 51.3% | 41.0% | 63.0% | 10 |
| 1980s | 36.6% | 29.5% | 39.7% | 10 |
| 1990s | 40.5% | 35.0% | 45.7% | 10 |
| 2000s | 37.6% | 28.6% | 42.4% | 10 |
| 2010s | 53.0% | 49.2% | 56.0% | 5 |
Countries ranked near Iran
More reference data data for Iran
- Spring temperature anomalies 0.0713 °C (2026)
- Summer temperature anomalies 1.08 °C (2026)
- Temperature anomalies by month 0.2419 °C (2026)
- Universal right to vote in practice 0 (2025)
- Autumn temperature anomalies 1.27 °C (2025)
- Winter temperature anomalies 1.14 °C (2025)
- Consumer price index 4,030 2010 = 100 (2025)
- Universal right to vote 2 (2025)
- Competitive elections 0 (2025)
- Men's universal right to vote 1 (2025)
Frequently asked questions
- What is nitrogen use efficiency in Iran?
- Nitrogen use efficiency in Iran was 56.0% in 2014, according to Lassaletta et al. (2014) – processed by Our World in Data.
- What is the highest nitrogen use efficiency recorded in Iran?
- The highest recorded value was 71.3% in 1965.
- What is the lowest nitrogen use efficiency recorded in Iran?
- The lowest recorded value was 28.6% in 2008.
- How does Iran rank for nitrogen use efficiency?
- Iran ranks 88th out of 204 countries with data for 2014.
- Is nitrogen use efficiency rising or falling in Iran?
- Over the last ten years it is up 48.0%. The long-run trend across the full record is falling.
- Where does this Iran data come from?
- The figures come from Lassaletta et al. (2014) – processed by Our World in Data, published as part of Nitrogen use efficiency. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 54 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Nitrogen use efficiency (NUE) is the ratio between nitrogen inputs and output. A NUE of 40% means that only 40% of nitrogen inputs are converted into nitrogen in the form of crops.