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Effect of peat samples drying on measured content of carbon and nitrogen fractions
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| Zeitschriftentitel: | Soil Science Annual |
|---|---|
| Personen und Körperschaften: | |
| In: | Soil Science Annual, 64, 2013, 4, S. 130-134 |
| Format: | E-Article |
| Sprache: | Unbestimmt |
| veröffentlicht: |
Soil Science Society of Poland
|
| Schlagwörter: |
| author_facet |
Jonczak, Jerzy Jonczak, Jerzy |
|---|---|
| author |
Jonczak, Jerzy |
| spellingShingle |
Jonczak, Jerzy Soil Science Annual Effect of peat samples drying on measured content of carbon and nitrogen fractions Soil Science Earth and Planetary Sciences (miscellaneous) Environmental Science (miscellaneous) |
| author_sort |
jonczak, jerzy |
| spelling |
Jonczak, Jerzy 0080-3642 Soil Science Society of Poland Soil Science Earth and Planetary Sciences (miscellaneous) Environmental Science (miscellaneous) http://dx.doi.org/10.2478/ssa-2013-0020 <jats:title>Abstract</jats:title> <jats:p> The aim of the study was to compare the content of carbon and nitrogen fractions in fresh and dried samples of peat. The samples were extracted in 0.25 mol KCl·dm.<jats:sup>-3</jats:sup>, 0.25 mol H2SO4·dm.<jats:sup>-3</jats:sup> and 2.5 mol H2SO4·dm.<jats:sup>-3</jats:sup>. Based on the extractions and analysis of total organic carbon (TOC) and total nitrogen (TN) following fractions of carbon and nitrogen were isolated: nonhydrolyzable carbon (NHC) and nitrogen (NHN), hardly hydrolyzable carbon (HHC) and nitrogen (HHN), easy hydrolyzable carbon (EHC) and nitrogen (EHN), dissolved organic nitrogen (DON), and its ammonium (NH<jats:sub>4</jats:sub>.-N) and nitrate (NO<jats:sub>3</jats:sub>.-N) form. Large differences between fresh and dried samples were observed in the content of some analyzed fractions . especially NO<jats:sub>3</jats:sub>.-N, NH<jats:sub>4</jats:sub>.-N, DON and HHC. 1.6.3.5 times higher concentrations of NO<jats:sub>3</jats:sub>.-N were observed in dry samples in comparison with fresh. In dried samples were also observed higher concentrations of NH<jats:sub>4</jats:sub>.-N and DON. In general lower concentrations of EHN, NHN, HHC and higher of HHN and EHC were observed in dried samples in comparison to fresh. Higher content of mineral nitrogen, as well as DON and DOC in dried samples, is probably an effect of mineralization of carbon and nitrogen compounds during initial stage of drying. The obtained data suggest, that the content of NO<jats:sub>3</jats:sub>.-N, NH<jats:sub>4</jats:sub>.-N, DON and EHC analyzed in dried samples of peat is overestimated. Extractions of the fractions from organic samples should be done based on fresh samples, just after sampling</jats:p> Effect of peat samples drying on measured content of carbon and nitrogen fractions Soil Science Annual |
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10.2478/ssa-2013-0020 |
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Online Free |
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Land- und Forstwirtschaft, Gartenbau, Fischereiwirtschaft, Hauswirtschaft Geologie und Paläontologie Geographie Technik Biologie |
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Soil Science Society of Poland, 2013 |
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Soil Science Society of Poland, 2013 |
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2013 |
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Soil Science Society of Poland |
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Soil Science Annual |
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49 |
| title |
Effect of peat samples drying on measured content of carbon and nitrogen fractions |
| title_unstemmed |
Effect of peat samples drying on measured content of carbon and nitrogen fractions |
| title_full |
Effect of peat samples drying on measured content of carbon and nitrogen fractions |
| title_fullStr |
Effect of peat samples drying on measured content of carbon and nitrogen fractions |
| title_full_unstemmed |
Effect of peat samples drying on measured content of carbon and nitrogen fractions |
| title_short |
Effect of peat samples drying on measured content of carbon and nitrogen fractions |
| title_sort |
effect of peat samples drying on measured content of carbon and nitrogen fractions |
| topic |
Soil Science Earth and Planetary Sciences (miscellaneous) Environmental Science (miscellaneous) |
| url |
http://dx.doi.org/10.2478/ssa-2013-0020 |
| publishDate |
2013 |
| physical |
130-134 |
| description |
<jats:title>Abstract</jats:title>
<jats:p> The aim of the study was to compare the content of carbon and nitrogen fractions in fresh and dried samples of peat. The samples were extracted in 0.25 mol KCl·dm.<jats:sup>-3</jats:sup>, 0.25 mol H2SO4·dm.<jats:sup>-3</jats:sup> and 2.5 mol H2SO4·dm.<jats:sup>-3</jats:sup>. Based on the extractions and analysis of total organic carbon (TOC) and total nitrogen (TN) following fractions of carbon and nitrogen were isolated: nonhydrolyzable carbon (NHC) and nitrogen (NHN), hardly hydrolyzable carbon (HHC) and nitrogen (HHN), easy hydrolyzable carbon (EHC) and nitrogen (EHN), dissolved organic nitrogen (DON), and its ammonium (NH<jats:sub>4</jats:sub>.-N) and nitrate (NO<jats:sub>3</jats:sub>.-N) form. Large differences between fresh and dried samples were observed in the content of some analyzed fractions . especially NO<jats:sub>3</jats:sub>.-N, NH<jats:sub>4</jats:sub>.-N, DON and HHC. 1.6.3.5 times higher concentrations of NO<jats:sub>3</jats:sub>.-N were observed in dry samples in comparison with fresh. In dried samples were also observed higher concentrations of NH<jats:sub>4</jats:sub>.-N and DON. In general lower concentrations of EHN, NHN, HHC and higher of HHN and EHC were observed in dried samples in comparison to fresh. Higher content of mineral nitrogen, as well as DON and DOC in dried samples, is probably an effect of mineralization of carbon and nitrogen compounds during initial stage of drying. The obtained data suggest, that the content of NO<jats:sub>3</jats:sub>.-N, NH<jats:sub>4</jats:sub>.-N, DON and EHC analyzed in dried samples of peat is overestimated. Extractions of the fractions from organic samples should be done based on fresh samples, just after sampling</jats:p> |
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| description | <jats:title>Abstract</jats:title> <jats:p> The aim of the study was to compare the content of carbon and nitrogen fractions in fresh and dried samples of peat. The samples were extracted in 0.25 mol KCl·dm.<jats:sup>-3</jats:sup>, 0.25 mol H2SO4·dm.<jats:sup>-3</jats:sup> and 2.5 mol H2SO4·dm.<jats:sup>-3</jats:sup>. Based on the extractions and analysis of total organic carbon (TOC) and total nitrogen (TN) following fractions of carbon and nitrogen were isolated: nonhydrolyzable carbon (NHC) and nitrogen (NHN), hardly hydrolyzable carbon (HHC) and nitrogen (HHN), easy hydrolyzable carbon (EHC) and nitrogen (EHN), dissolved organic nitrogen (DON), and its ammonium (NH<jats:sub>4</jats:sub>.-N) and nitrate (NO<jats:sub>3</jats:sub>.-N) form. Large differences between fresh and dried samples were observed in the content of some analyzed fractions . especially NO<jats:sub>3</jats:sub>.-N, NH<jats:sub>4</jats:sub>.-N, DON and HHC. 1.6.3.5 times higher concentrations of NO<jats:sub>3</jats:sub>.-N were observed in dry samples in comparison with fresh. In dried samples were also observed higher concentrations of NH<jats:sub>4</jats:sub>.-N and DON. In general lower concentrations of EHN, NHN, HHC and higher of HHN and EHC were observed in dried samples in comparison to fresh. Higher content of mineral nitrogen, as well as DON and DOC in dried samples, is probably an effect of mineralization of carbon and nitrogen compounds during initial stage of drying. The obtained data suggest, that the content of NO<jats:sub>3</jats:sub>.-N, NH<jats:sub>4</jats:sub>.-N, DON and EHC analyzed in dried samples of peat is overestimated. Extractions of the fractions from organic samples should be done based on fresh samples, just after sampling</jats:p> |
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| imprint | Soil Science Society of Poland, 2013 |
| imprint_str_mv | Soil Science Society of Poland, 2013 |
| institution | DE-15, DE-Pl11, DE-Rs1, DE-14, DE-105, DE-Ch1, DE-L229, DE-D275, DE-Bn3, DE-Brt1, DE-Zwi2, DE-D161, DE-Zi4, DE-Gla1 |
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| physical | 130-134 |
| publishDate | 2013 |
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| publisher | Soil Science Society of Poland |
| record_format | ai |
| recordtype | ai |
| series | Soil Science Annual |
| source_id | 49 |
| spelling | Jonczak, Jerzy 0080-3642 Soil Science Society of Poland Soil Science Earth and Planetary Sciences (miscellaneous) Environmental Science (miscellaneous) http://dx.doi.org/10.2478/ssa-2013-0020 <jats:title>Abstract</jats:title> <jats:p> The aim of the study was to compare the content of carbon and nitrogen fractions in fresh and dried samples of peat. The samples were extracted in 0.25 mol KCl·dm.<jats:sup>-3</jats:sup>, 0.25 mol H2SO4·dm.<jats:sup>-3</jats:sup> and 2.5 mol H2SO4·dm.<jats:sup>-3</jats:sup>. Based on the extractions and analysis of total organic carbon (TOC) and total nitrogen (TN) following fractions of carbon and nitrogen were isolated: nonhydrolyzable carbon (NHC) and nitrogen (NHN), hardly hydrolyzable carbon (HHC) and nitrogen (HHN), easy hydrolyzable carbon (EHC) and nitrogen (EHN), dissolved organic nitrogen (DON), and its ammonium (NH<jats:sub>4</jats:sub>.-N) and nitrate (NO<jats:sub>3</jats:sub>.-N) form. Large differences between fresh and dried samples were observed in the content of some analyzed fractions . especially NO<jats:sub>3</jats:sub>.-N, NH<jats:sub>4</jats:sub>.-N, DON and HHC. 1.6.3.5 times higher concentrations of NO<jats:sub>3</jats:sub>.-N were observed in dry samples in comparison with fresh. In dried samples were also observed higher concentrations of NH<jats:sub>4</jats:sub>.-N and DON. In general lower concentrations of EHN, NHN, HHC and higher of HHN and EHC were observed in dried samples in comparison to fresh. Higher content of mineral nitrogen, as well as DON and DOC in dried samples, is probably an effect of mineralization of carbon and nitrogen compounds during initial stage of drying. The obtained data suggest, that the content of NO<jats:sub>3</jats:sub>.-N, NH<jats:sub>4</jats:sub>.-N, DON and EHC analyzed in dried samples of peat is overestimated. Extractions of the fractions from organic samples should be done based on fresh samples, just after sampling</jats:p> Effect of peat samples drying on measured content of carbon and nitrogen fractions Soil Science Annual |
| spellingShingle | Jonczak, Jerzy, Soil Science Annual, Effect of peat samples drying on measured content of carbon and nitrogen fractions, Soil Science, Earth and Planetary Sciences (miscellaneous), Environmental Science (miscellaneous) |
| title | Effect of peat samples drying on measured content of carbon and nitrogen fractions |
| title_full | Effect of peat samples drying on measured content of carbon and nitrogen fractions |
| title_fullStr | Effect of peat samples drying on measured content of carbon and nitrogen fractions |
| title_full_unstemmed | Effect of peat samples drying on measured content of carbon and nitrogen fractions |
| title_short | Effect of peat samples drying on measured content of carbon and nitrogen fractions |
| title_sort | effect of peat samples drying on measured content of carbon and nitrogen fractions |
| title_unstemmed | Effect of peat samples drying on measured content of carbon and nitrogen fractions |
| topic | Soil Science, Earth and Planetary Sciences (miscellaneous), Environmental Science (miscellaneous) |
| url | http://dx.doi.org/10.2478/ssa-2013-0020 |