| ... | ... | @@ -80,7 +80,7 @@ The N<sub>2</sub>O-N emission factor is 0.011 kg kg<sup>-1</sup>, see [IPCC(2019 |
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<span dir="">The N<sub>2</sub>O-N emission factor \_EF\_<sub>N2O-N, dep</sub> is given as 0.01 kg kg<sup>-1</sup> (</span>[<span dir="">IPCC(2006)</span>](/9-Literature#ipcc-intergovernmental-panel-on-climate-change-2006)<span dir="">-11.24, Table 11.3).</span>
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<span dir="">The N<sub>2</sub>O-N emission factor EF<sub>N2O-N, dep</sub> is given as 0.01 kg kg<sup>-1</sup> (</span>[<span dir="">IPCC(2006)</span>](/9-Literature#ipcc-intergovernmental-panel-on-climate-change-2006)<span dir="">-11.24, Table 11.3).</span>
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The fractions described in the following have to be reported within the framework of emission reporting (CRF table 3.D). They are NOT used for the calculation of indirect emissions.
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| ... | ... | @@ -90,7 +90,7 @@ The fractions described in the following have to be reported within the framewor |
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<span dir="">In the German inventory the quantity Frac<sub>GASF</sub> is not used as an input parameter. It is back-calculated from input and output data once the emission calculations are terminated.</span>
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<span dir="">Frac<sub>GASF</sub> is primarily determined by NH<sub>3</sub>-N and, because of the different NH<sub>3</sub> emission factors of the various synthetic fertilizer types, especially by the synthetic fertilizer mix of the respective year: Because of the comparatively high emission factor of urea (see Chapter </span>[<span dir="">5.2.1.2</span>](/5-Crop-production-and-agricultural-soils/5.2-Air-pollutants-and-dust/5.2.1-NH3-emissions-from-crop-production-and-agricultural-soils/5.2.1.2-NH3-emissions-from-spreading-of-synthetic-fertilizers,-animal-manures,-digestates,-sewage-sludge,-compost)<span dir="">) there is a very good correlation of Frac<sub>GASF</sub> with the relative ratio \_r\_<sub>UN</sub> of urea-N to total synthetic fertilizer N, but only up to the year 2019, as the emission factor was lowered from 2020 onwards (see chapter </span>[<span dir="">5.2.1.2</span>](/5-Crop-production-and-agricultural-soils/5.2-Air-pollutants-and-dust/5.2.1-NH3-emissions-from-crop-production-and-agricultural-soils/5.2.1.2-NH3-emissions-from-spreading-of-synthetic-fertilizers,-animal-manures,-digestates,-sewage-sludge,-compost)<span dir="">).</span>
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<span dir="">Frac<sub>GASF</sub> is primarily determined by NH<sub>3</sub>-N and, because of the different NH<sub>3</sub> emission factors of the various synthetic fertilizer types, especially by the synthetic fertilizer mix of the respective year: Because of the comparatively high emission factor of urea (see Chapter </span>[<span dir="">5.2.1.2</span>](/5-Crop-production-and-agricultural-soils/5.2-Air-pollutants-and-dust/5.2.1-NH3-emissions-from-crop-production-and-agricultural-soils/5.2.1.2-NH3-emissions-from-spreading-of-synthetic-fertilizers,-animal-manures,-digestates,-sewage-sludge,-compost)<span dir="">) there is a very good correlation of Frac<sub>GASF</sub> with the relative ratio r<sub>UN</sub> of urea-N to total synthetic fertilizer N, but only up to the year 2019, as the emission factor was lowered from 2020 onwards (see chapter </span>[<span dir="">5.2.1.2</span>](/5-Crop-production-and-agricultural-soils/5.2-Air-pollutants-and-dust/5.2.1-NH3-emissions-from-crop-production-and-agricultural-soils/5.2.1.2-NH3-emissions-from-spreading-of-synthetic-fertilizers,-animal-manures,-digestates,-sewage-sludge,-compost)<span dir="">).</span>
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<span dir="">Chapter </span>[<span dir="">7</span>](/7%20International%20comparisons%20of%20results#soils-and-crops)<span dir=""> shows, for example, the German Frac<sub>GASF</sub> value for the penultimate time-series year. For the full time series, see Chapter </span>[<span dir="">8</span>](/8%20references%20to%20the%20data%20collection#soil-data)<span dir="">.</span>
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