Nitrogen use efficiency in Chad
Chad: Nitrogen use efficiency was 87.6% in 2014. ▼ Falling
Nitrogen use efficiency in Chad, 1961–2014
Source: Lassaletta et al. (2014) – processed by Our World in Data. Measured in %.
Analysis
In 2014, nitrogen use efficiency in Chad stood at 87.6%.
That represents a change of up 17.3% on the previous year and up 9.7% over ten years.
Over the whole period, nitrogen use efficiency in Chad peaked at 94.0% in 1963 and was at its lowest, 55.3%, in 1981.
Chad ranks 35th of 205 countries on this measure, in the top quarter.
The long-run direction has been consistently falling across the 54 years of available data.
Nitrogen use efficiency in Chad, year by year
| Year | % | Change |
|---|---|---|
| 1961 | 70.3% | — |
| 1962 | 78.2% | +11.2% |
| 1963 | 94.0% | +20.2% |
| 1964 | 82.4% | -12.4% |
| 1965 | 73.3% | -11.0% |
| 1966 | 85.2% | +16.3% |
| 1967 | 80.3% | -5.9% |
| 1968 | 88.6% | +10.4% |
| 1969 | 81.6% | -7.9% |
| 1970 | 73.3% | -10.2% |
| 1971 | 75.1% | +2.4% |
| 1972 | 65.2% | -13.2% |
| 1973 | 72.6% | +11.4% |
| 1974 | 84.5% | +16.4% |
| 1975 | 93.3% | +10.3% |
| 1976 | 82.1% | -12.0% |
| 1977 | 79.8% | -2.8% |
| 1978 | 76.4% | -4.2% |
| 1979 | 68.4% | -10.5% |
| 1980 | 66.6% | -2.6% |
| 1981 | 55.3% | -17.0% |
| 1982 | 62.1% | +12.4% |
| 1983 | 76.2% | +22.7% |
| 1984 | 66.1% | -13.3% |
| 1985 | 80.0% | +21.0% |
| 1986 | 68.5% | -14.4% |
| 1987 | 72.6% | +6.0% |
| 1988 | 82.1% | +13.0% |
| 1989 | 73.2% | -10.8% |
| 1990 | 75.7% | +3.4% |
| 1991 | 74.3% | -1.9% |
| 1992 | 69.9% | -5.9% |
| 1993 | 60.0% | -14.2% |
| 1994 | 84.8% | +41.5% |
| 1995 | 70.4% | -17.1% |
| 1996 | 70.6% | +0.4% |
| 1997 | 77.7% | +10.0% |
| 1998 | 66.2% | -14.8% |
| 1999 | 65.4% | -1.2% |
| 2000 | 61.2% | -6.4% |
| 2001 | 69.6% | +13.6% |
| 2002 | 78.2% | +12.5% |
| 2003 | 80.1% | +2.3% |
| 2004 | 79.9% | -0.2% |
| 2005 | 87.2% | +9.2% |
| 2006 | 81.7% | -6.3% |
| 2007 | 76.9% | -5.8% |
| 2008 | 77.4% | +0.7% |
| 2009 | 62.3% | -19.5% |
| 2010 | 81.5% | +30.7% |
| 2011 | 65.3% | -19.9% |
| 2012 | 81.2% | +24.5% |
| 2013 | 74.6% | -8.1% |
| 2014 | 87.6% | +17.3% |
Chad compared with similar countries
- Chad's 87.6% is above the median for low income countries, which is 62.0%, 1.4× the median. (24 countries reporting)
- Chad's 87.6% is above the median for Sub-Saharan Africa, which is 62.2%, 1.4× the median. (45 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 81.5% | 70.3% | 94.0% | 9 |
| 1970s | 77.1% | 65.2% | 93.3% | 10 |
| 1980s | 70.3% | 55.3% | 82.1% | 10 |
| 1990s | 71.5% | 60.0% | 84.8% | 10 |
| 2000s | 75.4% | 61.2% | 87.2% | 10 |
| 2010s | 78.0% | 65.3% | 87.6% | 5 |
Countries ranked near Chad
More reference data data for Chad
- Emission Totals - Indirect emissions (N2O) - Manure applied to Soils 0.3078 (2050)
- Emission Totals - Indirect emissions (N2O) - Manure left on Pasture 13.52 (2050)
- Emission Totals - Indirect emissions (N2O) - IPCC Agriculture 14.01 (2050)
- Emission Totals - Indirect emissions (N2O) - Crop Residues 0.1797 (2050)
- Emission Totals - Indirect emissions (N2O) - Agricultural Soils 14.01 (2050)
- Emission Totals - Emissions (N2O) - Manure applied to Soils 1.03 (2050)
- Emission Totals - Emissions (N2O) - Manure Management 0.5525 (2050)
- Emission Totals - Emissions (N2O) - Manure left on Pasture 58.55 (2050)
- Emission Totals - Emissions (N2O) - IPCC Agriculture 61.14 (2050)
- Emission Totals - Emissions (N2O) - Crop Residues 0.9785 (2050)
Frequently asked questions
- What is nitrogen use efficiency in Chad?
- Nitrogen use efficiency in Chad was 87.6% in 2014, according to Lassaletta et al. (2014) – processed by Our World in Data.
- What is the highest nitrogen use efficiency recorded in Chad?
- The highest recorded value was 94.0% in 1963.
- What is the lowest nitrogen use efficiency recorded in Chad?
- The lowest recorded value was 55.3% in 1981.
- How does Chad rank for nitrogen use efficiency?
- Chad ranks 35th out of 205 countries with data for 2014.
- Is nitrogen use efficiency rising or falling in Chad?
- Over the last ten years it is up 9.7%. The long-run trend across the full record is falling.
- Where does this Chad 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.