Nitrogen use efficiency in South Korea
South Korea: Nitrogen use efficiency was 25.2% in 2014. ▼ Falling
Nitrogen use efficiency in South Korea, 1961–2014
Source: Lassaletta et al. (2014) – processed by Our World in Data. Measured in %.
Analysis
In 2014, nitrogen use efficiency in South Korea stood at 25.2%.
Compared with earlier readings it is up 19.2% on the previous year and up 13.2% over ten years.
Over the whole period, nitrogen use efficiency in South Korea peaked at 45.0% in 1964 and was at its lowest, 17.9%, in 2012.
That places South Korea 151st out of 204 countries with data for 2014, putting it 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 | 36.9% | 33.7% | 45.0% | 9 |
| 1970s | 31.0% | 26.7% | 37.6% | 10 |
| 1980s | 29.4% | 24.3% | 35.5% | 10 |
| 1990s | 20.6% | 19.2% | 22.9% | 10 |
| 2000s | 22.3% | 19.4% | 24.9% | 10 |
| 2010s | 21.6% | 17.9% | 25.2% | 5 |
Countries ranked near South Korea
More reference data data for South Korea
- Spring temperature anomalies 1.1 °C (2026)
- Summer temperature anomalies 0.7164 °C (2026)
- Temperature anomalies by month -0.8996 °C (2026)
- Universal right to vote in practice 2 (2025)
- Autumn temperature anomalies 2.24 °C (2025)
- Winter temperature anomalies 0.9115 °C (2025)
- Consumer price index 135 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 South Korea?
- Nitrogen use efficiency in South Korea was 25.2% in 2014, according to Lassaletta et al. (2014) – processed by Our World in Data.
- What is the highest nitrogen use efficiency recorded in South Korea?
- The highest recorded value was 45.0% in 1964.
- What is the lowest nitrogen use efficiency recorded in South Korea?
- The lowest recorded value was 17.9% in 2012.
- How does South Korea rank for nitrogen use efficiency?
- South Korea ranks 151st out of 204 countries with data for 2014.
- Is nitrogen use efficiency rising or falling in South Korea?
- Over the last ten years it is up 13.2%. The long-run trend across the full record is falling.
- Where does this South Korea 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.