Nitrogen use efficiency in Portugal
Portugal: Nitrogen use efficiency was 19.2% in 2014. ▲ Rising
Nitrogen use efficiency in Portugal, 1961–2014
Source: Lassaletta et al. (2014) – processed by Our World in Data. Measured in %.
Analysis
The most recent figure for nitrogen use efficiency in Portugal is 19.2%, measured in 2014.
Compared with earlier readings it is down 47.7% on the previous year and down 47.9% over ten years.
Over the whole period, nitrogen use efficiency in Portugal peaked at 43.2% in 2006 and was at its lowest, 14.7%, in 1981.
Portugal ranks 164th of 204 countries on this measure, in the bottom quarter.
The long-run direction has been consistently rising across the 54 years of available data.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 31.8% | 25.0% | 42.5% | 9 |
| 1970s | 23.0% | 14.7% | 33.5% | 10 |
| 1980s | 25.9% | 14.7% | 34.8% | 10 |
| 1990s | 36.0% | 31.5% | 40.3% | 10 |
| 2000s | 38.0% | 32.1% | 43.2% | 10 |
| 2010s | 34.3% | 19.2% | 40.1% | 5 |
Countries ranked near Portugal
- 161 Dominican Republic 20.2% compare
- 162 Sri Lanka 20.1% compare
- 163 Bosnia and Herzegovina 19.2% compare
- 166 Venezuela 18.1% compare
- 167 Mauritania 17.4% compare
More reference data data for Portugal
- Spring temperature anomalies 0.5537 °C (2026)
- Summer temperature anomalies 2.05 °C (2026)
- Temperature anomalies by month 0.3824 °C (2026)
- Universal right to vote in practice 2 (2025)
- Autumn temperature anomalies -0.3904 °C (2025)
- Winter temperature anomalies 0.0004 °C (2025)
- Consumer price index 132.05 2010 = 100 (2025)
- Universal right to vote 2 (2025)
- Competitive elections 1 (2025)
- Men's universal right to vote 1 (2025)
Frequently asked questions
- What is nitrogen use efficiency in Portugal?
- Nitrogen use efficiency in Portugal was 19.2% in 2014, according to Lassaletta et al. (2014) – processed by Our World in Data.
- What is the highest nitrogen use efficiency recorded in Portugal?
- The highest recorded value was 43.2% in 2006.
- What is the lowest nitrogen use efficiency recorded in Portugal?
- The lowest recorded value was 14.7% in 1981.
- How does Portugal rank for nitrogen use efficiency?
- Portugal ranks 164th out of 204 countries with data for 2014.
- Is nitrogen use efficiency rising or falling in Portugal?
- Over the last ten years it is down 47.9%. The long-run trend across the full record is rising.
- Where does this Portugal 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.