Nitrogen use efficiency in Vietnam
Vietnam: Nitrogen use efficiency was 33.0% in 2014. ▼ Falling
Nitrogen use efficiency in Vietnam, 1961–2014
Source: Lassaletta et al. (2014) – processed by Our World in Data. Measured in %.
Analysis
In 2014, nitrogen use efficiency in Vietnam stood at 33.0%.
That represents a change of up 22.5% on the previous year and up 47.0% over ten years.
Over the whole period, nitrogen use efficiency in Vietnam peaked at 37.0% in 1963 and was at its lowest, 20.9%, in 1998.
Vietnam ranks 132nd of 205 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.
Nitrogen use efficiency in Vietnam, year by year
| Year | % | Change |
|---|---|---|
| 1961 | 35.1% | — |
| 1962 | 36.6% | +4.3% |
| 1963 | 37.0% | +1.1% |
| 1964 | 35.4% | -4.3% |
| 1965 | 34.7% | -2.1% |
| 1966 | 32.1% | -7.6% |
| 1967 | 29.1% | -9.1% |
| 1968 | 25.6% | -12.0% |
| 1969 | 21.7% | -15.4% |
| 1970 | 24.7% | +14.1% |
| 1971 | 28.0% | +13.2% |
| 1972 | 26.2% | -6.6% |
| 1973 | 27.9% | +6.4% |
| 1974 | 28.2% | +1.2% |
| 1975 | 24.2% | -14.1% |
| 1976 | 27.6% | +13.9% |
| 1977 | 21.9% | -20.5% |
| 1978 | 24.4% | +11.1% |
| 1979 | 32.2% | +32.3% |
| 1980 | 34.3% | +6.3% |
| 1981 | 29.3% | -14.5% |
| 1982 | 29.9% | +2.0% |
| 1983 | 25.5% | -14.6% |
| 1984 | 27.3% | +6.9% |
| 1985 | 26.4% | -3.2% |
| 1986 | 25.6% | -3.1% |
| 1987 | 26.7% | +4.4% |
| 1988 | 25.1% | -5.9% |
| 1989 | 27.2% | +8.2% |
| 1990 | 27.0% | -0.8% |
| 1991 | 22.7% | -16.0% |
| 1992 | 25.9% | +14.3% |
| 1993 | 26.7% | +3.2% |
| 1994 | 21.5% | -19.5% |
| 1995 | 23.7% | +10.2% |
| 1996 | 22.1% | -6.9% |
| 1997 | 23.8% | +7.9% |
| 1998 | 20.9% | -12.4% |
| 1999 | 21.5% | +3.0% |
| 2000 | 21.1% | -1.8% |
| 2001 | 24.4% | +15.4% |
| 2002 | 24.9% | +2.0% |
| 2003 | 24.4% | -1.7% |
| 2004 | 22.5% | -8.1% |
| 2005 | 28.4% | +26.2% |
| 2006 | 30.0% | +5.8% |
| 2007 | 28.4% | -5.2% |
| 2008 | 31.7% | +11.3% |
| 2009 | 24.2% | -23.5% |
| 2010 | 29.6% | +22.1% |
| 2011 | 34.3% | +16.0% |
| 2012 | 32.5% | -5.2% |
| 2013 | 26.9% | -17.2% |
| 2014 | 33.0% | +22.5% |
Vietnam compared with similar countries
- Vietnam's 33.0% is below the median for upper middle income countries, which is 38.2%, 86% of the median. (57 countries reporting)
- Vietnam's 33.0% is below the median for East Asia & Pacific, which is 44.5%, 74% of the median. (32 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 31.9% | 21.7% | 37.0% | 9 |
| 1970s | 26.5% | 21.9% | 32.2% | 10 |
| 1980s | 27.7% | 25.1% | 34.3% | 10 |
| 1990s | 23.6% | 20.9% | 27.0% | 10 |
| 2000s | 26.0% | 21.1% | 31.7% | 10 |
| 2010s | 31.3% | 26.9% | 34.3% | 5 |
Countries ranked near Vietnam
More reference data data for Vietnam
- Emission Totals - Indirect emissions (N2O) - Manure applied to Soils 3.68 (2050)
- Emission Totals - Indirect emissions (N2O) - Manure left on Pasture 4.24 (2050)
- Emission Totals - Indirect emissions (N2O) - IPCC Agriculture 16.73 (2050)
- Emission Totals - Indirect emissions (N2O) - Crop Residues 1.89 (2050)
- Emission Totals - Indirect emissions (N2O) - Agricultural Soils 16.73 (2050)
- Emission Totals - Emissions (N2O) - Manure applied to Soils 12.35 (2050)
- Emission Totals - Emissions (N2O) - Manure Management 18.98 (2050)
- Emission Totals - Emissions (N2O) - Manure left on Pasture 23.56 (2050)
- Emission Totals - Emissions (N2O) - IPCC Agriculture 93.83 (2050)
- Emission Totals - Emissions (N2O) - Crop Residues 10.27 (2050)
Frequently asked questions
- What is nitrogen use efficiency in Vietnam?
- Nitrogen use efficiency in Vietnam was 33.0% in 2014, according to Lassaletta et al. (2014) – processed by Our World in Data.
- What is the highest nitrogen use efficiency recorded in Vietnam?
- The highest recorded value was 37.0% in 1963.
- What is the lowest nitrogen use efficiency recorded in Vietnam?
- The lowest recorded value was 20.9% in 1998.
- How does Vietnam rank for nitrogen use efficiency?
- Vietnam ranks 132nd out of 205 countries with data for 2014.
- Is nitrogen use efficiency rising or falling in Vietnam?
- Over the last ten years it is up 47.0%. The long-run trend across the full record is falling.
- Where does this Vietnam 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.