Impact of Adding Anaerobic Digestate to Soil and Consequences on Crop Performance
Anaerobic digestate is proposed as an alternative to inorganic fertilisers, but a better understanding of how anaerobic digestates impact the soil and how plant growth is influenced is needed for wider acceptance. In this study, a series of pot experiments were conducted growing spring barley (<i...
Ausführliche Beschreibung
Autor*in: |
Juana Hallat-Sanchez [verfasserIn] Jo Smith [verfasserIn] Gareth J. Norton [verfasserIn] |
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E-Artikel |
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Sprache: |
Englisch |
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2023 |
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Übergeordnetes Werk: |
In: Agronomy - MDPI AG, 2012, 13(2023), 12, p 2889 |
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Übergeordnetes Werk: |
volume:13 ; year:2023 ; number:12, p 2889 |
Links: |
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DOI / URN: |
10.3390/agronomy13122889 |
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Katalog-ID: |
DOAJ098926594 |
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520 | |a Anaerobic digestate is proposed as an alternative to inorganic fertilisers, but a better understanding of how anaerobic digestates impact the soil and how plant growth is influenced is needed for wider acceptance. In this study, a series of pot experiments were conducted growing spring barley (<i<Hordeum vulgare</i< L.) in a range of soils with the application of digestate or synthetic fertiliser. Two application rates corresponding to total nitrogen at 120 and 480 kg ha<sup<−1</sup< were used together with unfertilised soil as a control. Growth characteristics were measured as plant height, number of tillers, straw biomass, grain biomass and total biomass. Most growth characteristics (tillering, and straw and grain yield) increased with increasing application rates of nitrogen. An increase of 7–20% in plant height was observed with anaerobic digestate compared to synthetic fertilisers. However, results differed depending on the source of digestate and soil type. The nitrogen balance index (the ratio of the chlorophyll to polyphenolic compounds, which is linked to the nitrogen status of the crop) showed an increase of 40–50% for digestate applied at a nitrogen rate of 480 kg ha<sup<−1</sup< compared to the control. By measuring nitrogen as ammonium, nitrate and nitrite in the different soils over 35 days, differential nitrogen release was also demonstrated, with soil water concentrations of ammonium decreasing rapidly after an early peak in all the treatments, and nitrate peaking after days 3–4. Results suggest that digestate may be used to replace synthetic fertilisers when applied in a range of soils. | ||
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10.3390/agronomy13122889 doi (DE-627)DOAJ098926594 (DE-599)DOAJ4beab6bc770c41cfa980a8189abbc62c DE-627 ger DE-627 rakwb eng Juana Hallat-Sanchez verfasserin aut Impact of Adding Anaerobic Digestate to Soil and Consequences on Crop Performance 2023 Text txt rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier Anaerobic digestate is proposed as an alternative to inorganic fertilisers, but a better understanding of how anaerobic digestates impact the soil and how plant growth is influenced is needed for wider acceptance. In this study, a series of pot experiments were conducted growing spring barley (<i<Hordeum vulgare</i< L.) in a range of soils with the application of digestate or synthetic fertiliser. Two application rates corresponding to total nitrogen at 120 and 480 kg ha<sup<−1</sup< were used together with unfertilised soil as a control. Growth characteristics were measured as plant height, number of tillers, straw biomass, grain biomass and total biomass. Most growth characteristics (tillering, and straw and grain yield) increased with increasing application rates of nitrogen. An increase of 7–20% in plant height was observed with anaerobic digestate compared to synthetic fertilisers. However, results differed depending on the source of digestate and soil type. The nitrogen balance index (the ratio of the chlorophyll to polyphenolic compounds, which is linked to the nitrogen status of the crop) showed an increase of 40–50% for digestate applied at a nitrogen rate of 480 kg ha<sup<−1</sup< compared to the control. By measuring nitrogen as ammonium, nitrate and nitrite in the different soils over 35 days, differential nitrogen release was also demonstrated, with soil water concentrations of ammonium decreasing rapidly after an early peak in all the treatments, and nitrate peaking after days 3–4. Results suggest that digestate may be used to replace synthetic fertilisers when applied in a range of soils. digestate anaerobic digestion soil nitrogen ammonium soil incubation Agriculture S Jo Smith verfasserin aut Gareth J. Norton verfasserin aut In Agronomy MDPI AG, 2012 13(2023), 12, p 2889 (DE-627)658000543 (DE-600)2607043-1 20734395 nnns volume:13 year:2023 number:12, p 2889 https://doi.org/10.3390/agronomy13122889 kostenfrei https://doaj.org/article/4beab6bc770c41cfa980a8189abbc62c kostenfrei https://www.mdpi.com/2073-4395/13/12/2889 kostenfrei https://doaj.org/toc/2073-4395 Journal toc kostenfrei GBV_USEFLAG_A SYSFLAG_A GBV_DOAJ GBV_ILN_20 GBV_ILN_22 GBV_ILN_24 GBV_ILN_39 GBV_ILN_40 GBV_ILN_60 GBV_ILN_62 GBV_ILN_63 GBV_ILN_65 GBV_ILN_69 GBV_ILN_70 GBV_ILN_73 GBV_ILN_95 GBV_ILN_105 GBV_ILN_110 GBV_ILN_151 GBV_ILN_161 GBV_ILN_213 GBV_ILN_230 GBV_ILN_285 GBV_ILN_293 GBV_ILN_602 GBV_ILN_2014 GBV_ILN_4012 GBV_ILN_4037 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4126 GBV_ILN_4249 GBV_ILN_4305 GBV_ILN_4306 GBV_ILN_4307 GBV_ILN_4313 GBV_ILN_4322 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4325 GBV_ILN_4326 GBV_ILN_4335 GBV_ILN_4338 GBV_ILN_4367 GBV_ILN_4700 AR 13 2023 12, p 2889 |
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10.3390/agronomy13122889 doi (DE-627)DOAJ098926594 (DE-599)DOAJ4beab6bc770c41cfa980a8189abbc62c DE-627 ger DE-627 rakwb eng Juana Hallat-Sanchez verfasserin aut Impact of Adding Anaerobic Digestate to Soil and Consequences on Crop Performance 2023 Text txt rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier Anaerobic digestate is proposed as an alternative to inorganic fertilisers, but a better understanding of how anaerobic digestates impact the soil and how plant growth is influenced is needed for wider acceptance. In this study, a series of pot experiments were conducted growing spring barley (<i<Hordeum vulgare</i< L.) in a range of soils with the application of digestate or synthetic fertiliser. Two application rates corresponding to total nitrogen at 120 and 480 kg ha<sup<−1</sup< were used together with unfertilised soil as a control. Growth characteristics were measured as plant height, number of tillers, straw biomass, grain biomass and total biomass. Most growth characteristics (tillering, and straw and grain yield) increased with increasing application rates of nitrogen. An increase of 7–20% in plant height was observed with anaerobic digestate compared to synthetic fertilisers. However, results differed depending on the source of digestate and soil type. The nitrogen balance index (the ratio of the chlorophyll to polyphenolic compounds, which is linked to the nitrogen status of the crop) showed an increase of 40–50% for digestate applied at a nitrogen rate of 480 kg ha<sup<−1</sup< compared to the control. By measuring nitrogen as ammonium, nitrate and nitrite in the different soils over 35 days, differential nitrogen release was also demonstrated, with soil water concentrations of ammonium decreasing rapidly after an early peak in all the treatments, and nitrate peaking after days 3–4. Results suggest that digestate may be used to replace synthetic fertilisers when applied in a range of soils. digestate anaerobic digestion soil nitrogen ammonium soil incubation Agriculture S Jo Smith verfasserin aut Gareth J. Norton verfasserin aut In Agronomy MDPI AG, 2012 13(2023), 12, p 2889 (DE-627)658000543 (DE-600)2607043-1 20734395 nnns volume:13 year:2023 number:12, p 2889 https://doi.org/10.3390/agronomy13122889 kostenfrei https://doaj.org/article/4beab6bc770c41cfa980a8189abbc62c kostenfrei https://www.mdpi.com/2073-4395/13/12/2889 kostenfrei https://doaj.org/toc/2073-4395 Journal toc kostenfrei GBV_USEFLAG_A SYSFLAG_A GBV_DOAJ GBV_ILN_20 GBV_ILN_22 GBV_ILN_24 GBV_ILN_39 GBV_ILN_40 GBV_ILN_60 GBV_ILN_62 GBV_ILN_63 GBV_ILN_65 GBV_ILN_69 GBV_ILN_70 GBV_ILN_73 GBV_ILN_95 GBV_ILN_105 GBV_ILN_110 GBV_ILN_151 GBV_ILN_161 GBV_ILN_213 GBV_ILN_230 GBV_ILN_285 GBV_ILN_293 GBV_ILN_602 GBV_ILN_2014 GBV_ILN_4012 GBV_ILN_4037 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4126 GBV_ILN_4249 GBV_ILN_4305 GBV_ILN_4306 GBV_ILN_4307 GBV_ILN_4313 GBV_ILN_4322 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4325 GBV_ILN_4326 GBV_ILN_4335 GBV_ILN_4338 GBV_ILN_4367 GBV_ILN_4700 AR 13 2023 12, p 2889 |
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10.3390/agronomy13122889 doi (DE-627)DOAJ098926594 (DE-599)DOAJ4beab6bc770c41cfa980a8189abbc62c DE-627 ger DE-627 rakwb eng Juana Hallat-Sanchez verfasserin aut Impact of Adding Anaerobic Digestate to Soil and Consequences on Crop Performance 2023 Text txt rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier Anaerobic digestate is proposed as an alternative to inorganic fertilisers, but a better understanding of how anaerobic digestates impact the soil and how plant growth is influenced is needed for wider acceptance. In this study, a series of pot experiments were conducted growing spring barley (<i<Hordeum vulgare</i< L.) in a range of soils with the application of digestate or synthetic fertiliser. Two application rates corresponding to total nitrogen at 120 and 480 kg ha<sup<−1</sup< were used together with unfertilised soil as a control. Growth characteristics were measured as plant height, number of tillers, straw biomass, grain biomass and total biomass. Most growth characteristics (tillering, and straw and grain yield) increased with increasing application rates of nitrogen. An increase of 7–20% in plant height was observed with anaerobic digestate compared to synthetic fertilisers. However, results differed depending on the source of digestate and soil type. The nitrogen balance index (the ratio of the chlorophyll to polyphenolic compounds, which is linked to the nitrogen status of the crop) showed an increase of 40–50% for digestate applied at a nitrogen rate of 480 kg ha<sup<−1</sup< compared to the control. By measuring nitrogen as ammonium, nitrate and nitrite in the different soils over 35 days, differential nitrogen release was also demonstrated, with soil water concentrations of ammonium decreasing rapidly after an early peak in all the treatments, and nitrate peaking after days 3–4. Results suggest that digestate may be used to replace synthetic fertilisers when applied in a range of soils. digestate anaerobic digestion soil nitrogen ammonium soil incubation Agriculture S Jo Smith verfasserin aut Gareth J. Norton verfasserin aut In Agronomy MDPI AG, 2012 13(2023), 12, p 2889 (DE-627)658000543 (DE-600)2607043-1 20734395 nnns volume:13 year:2023 number:12, p 2889 https://doi.org/10.3390/agronomy13122889 kostenfrei https://doaj.org/article/4beab6bc770c41cfa980a8189abbc62c kostenfrei https://www.mdpi.com/2073-4395/13/12/2889 kostenfrei https://doaj.org/toc/2073-4395 Journal toc kostenfrei GBV_USEFLAG_A SYSFLAG_A GBV_DOAJ GBV_ILN_20 GBV_ILN_22 GBV_ILN_24 GBV_ILN_39 GBV_ILN_40 GBV_ILN_60 GBV_ILN_62 GBV_ILN_63 GBV_ILN_65 GBV_ILN_69 GBV_ILN_70 GBV_ILN_73 GBV_ILN_95 GBV_ILN_105 GBV_ILN_110 GBV_ILN_151 GBV_ILN_161 GBV_ILN_213 GBV_ILN_230 GBV_ILN_285 GBV_ILN_293 GBV_ILN_602 GBV_ILN_2014 GBV_ILN_4012 GBV_ILN_4037 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4126 GBV_ILN_4249 GBV_ILN_4305 GBV_ILN_4306 GBV_ILN_4307 GBV_ILN_4313 GBV_ILN_4322 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4325 GBV_ILN_4326 GBV_ILN_4335 GBV_ILN_4338 GBV_ILN_4367 GBV_ILN_4700 AR 13 2023 12, p 2889 |
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10.3390/agronomy13122889 doi (DE-627)DOAJ098926594 (DE-599)DOAJ4beab6bc770c41cfa980a8189abbc62c DE-627 ger DE-627 rakwb eng Juana Hallat-Sanchez verfasserin aut Impact of Adding Anaerobic Digestate to Soil and Consequences on Crop Performance 2023 Text txt rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier Anaerobic digestate is proposed as an alternative to inorganic fertilisers, but a better understanding of how anaerobic digestates impact the soil and how plant growth is influenced is needed for wider acceptance. In this study, a series of pot experiments were conducted growing spring barley (<i<Hordeum vulgare</i< L.) in a range of soils with the application of digestate or synthetic fertiliser. Two application rates corresponding to total nitrogen at 120 and 480 kg ha<sup<−1</sup< were used together with unfertilised soil as a control. Growth characteristics were measured as plant height, number of tillers, straw biomass, grain biomass and total biomass. Most growth characteristics (tillering, and straw and grain yield) increased with increasing application rates of nitrogen. An increase of 7–20% in plant height was observed with anaerobic digestate compared to synthetic fertilisers. However, results differed depending on the source of digestate and soil type. The nitrogen balance index (the ratio of the chlorophyll to polyphenolic compounds, which is linked to the nitrogen status of the crop) showed an increase of 40–50% for digestate applied at a nitrogen rate of 480 kg ha<sup<−1</sup< compared to the control. By measuring nitrogen as ammonium, nitrate and nitrite in the different soils over 35 days, differential nitrogen release was also demonstrated, with soil water concentrations of ammonium decreasing rapidly after an early peak in all the treatments, and nitrate peaking after days 3–4. Results suggest that digestate may be used to replace synthetic fertilisers when applied in a range of soils. digestate anaerobic digestion soil nitrogen ammonium soil incubation Agriculture S Jo Smith verfasserin aut Gareth J. Norton verfasserin aut In Agronomy MDPI AG, 2012 13(2023), 12, p 2889 (DE-627)658000543 (DE-600)2607043-1 20734395 nnns volume:13 year:2023 number:12, p 2889 https://doi.org/10.3390/agronomy13122889 kostenfrei https://doaj.org/article/4beab6bc770c41cfa980a8189abbc62c kostenfrei https://www.mdpi.com/2073-4395/13/12/2889 kostenfrei https://doaj.org/toc/2073-4395 Journal toc kostenfrei GBV_USEFLAG_A SYSFLAG_A GBV_DOAJ GBV_ILN_20 GBV_ILN_22 GBV_ILN_24 GBV_ILN_39 GBV_ILN_40 GBV_ILN_60 GBV_ILN_62 GBV_ILN_63 GBV_ILN_65 GBV_ILN_69 GBV_ILN_70 GBV_ILN_73 GBV_ILN_95 GBV_ILN_105 GBV_ILN_110 GBV_ILN_151 GBV_ILN_161 GBV_ILN_213 GBV_ILN_230 GBV_ILN_285 GBV_ILN_293 GBV_ILN_602 GBV_ILN_2014 GBV_ILN_4012 GBV_ILN_4037 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4126 GBV_ILN_4249 GBV_ILN_4305 GBV_ILN_4306 GBV_ILN_4307 GBV_ILN_4313 GBV_ILN_4322 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4325 GBV_ILN_4326 GBV_ILN_4335 GBV_ILN_4338 GBV_ILN_4367 GBV_ILN_4700 AR 13 2023 12, p 2889 |
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Anaerobic digestate is proposed as an alternative to inorganic fertilisers, but a better understanding of how anaerobic digestates impact the soil and how plant growth is influenced is needed for wider acceptance. In this study, a series of pot experiments were conducted growing spring barley (<i<Hordeum vulgare</i< L.) in a range of soils with the application of digestate or synthetic fertiliser. Two application rates corresponding to total nitrogen at 120 and 480 kg ha<sup<−1</sup< were used together with unfertilised soil as a control. Growth characteristics were measured as plant height, number of tillers, straw biomass, grain biomass and total biomass. Most growth characteristics (tillering, and straw and grain yield) increased with increasing application rates of nitrogen. An increase of 7–20% in plant height was observed with anaerobic digestate compared to synthetic fertilisers. However, results differed depending on the source of digestate and soil type. The nitrogen balance index (the ratio of the chlorophyll to polyphenolic compounds, which is linked to the nitrogen status of the crop) showed an increase of 40–50% for digestate applied at a nitrogen rate of 480 kg ha<sup<−1</sup< compared to the control. By measuring nitrogen as ammonium, nitrate and nitrite in the different soils over 35 days, differential nitrogen release was also demonstrated, with soil water concentrations of ammonium decreasing rapidly after an early peak in all the treatments, and nitrate peaking after days 3–4. Results suggest that digestate may be used to replace synthetic fertilisers when applied in a range of soils. |
abstractGer |
Anaerobic digestate is proposed as an alternative to inorganic fertilisers, but a better understanding of how anaerobic digestates impact the soil and how plant growth is influenced is needed for wider acceptance. In this study, a series of pot experiments were conducted growing spring barley (<i<Hordeum vulgare</i< L.) in a range of soils with the application of digestate or synthetic fertiliser. Two application rates corresponding to total nitrogen at 120 and 480 kg ha<sup<−1</sup< were used together with unfertilised soil as a control. Growth characteristics were measured as plant height, number of tillers, straw biomass, grain biomass and total biomass. Most growth characteristics (tillering, and straw and grain yield) increased with increasing application rates of nitrogen. An increase of 7–20% in plant height was observed with anaerobic digestate compared to synthetic fertilisers. However, results differed depending on the source of digestate and soil type. The nitrogen balance index (the ratio of the chlorophyll to polyphenolic compounds, which is linked to the nitrogen status of the crop) showed an increase of 40–50% for digestate applied at a nitrogen rate of 480 kg ha<sup<−1</sup< compared to the control. By measuring nitrogen as ammonium, nitrate and nitrite in the different soils over 35 days, differential nitrogen release was also demonstrated, with soil water concentrations of ammonium decreasing rapidly after an early peak in all the treatments, and nitrate peaking after days 3–4. Results suggest that digestate may be used to replace synthetic fertilisers when applied in a range of soils. |
abstract_unstemmed |
Anaerobic digestate is proposed as an alternative to inorganic fertilisers, but a better understanding of how anaerobic digestates impact the soil and how plant growth is influenced is needed for wider acceptance. In this study, a series of pot experiments were conducted growing spring barley (<i<Hordeum vulgare</i< L.) in a range of soils with the application of digestate or synthetic fertiliser. Two application rates corresponding to total nitrogen at 120 and 480 kg ha<sup<−1</sup< were used together with unfertilised soil as a control. Growth characteristics were measured as plant height, number of tillers, straw biomass, grain biomass and total biomass. Most growth characteristics (tillering, and straw and grain yield) increased with increasing application rates of nitrogen. An increase of 7–20% in plant height was observed with anaerobic digestate compared to synthetic fertilisers. However, results differed depending on the source of digestate and soil type. The nitrogen balance index (the ratio of the chlorophyll to polyphenolic compounds, which is linked to the nitrogen status of the crop) showed an increase of 40–50% for digestate applied at a nitrogen rate of 480 kg ha<sup<−1</sup< compared to the control. By measuring nitrogen as ammonium, nitrate and nitrite in the different soils over 35 days, differential nitrogen release was also demonstrated, with soil water concentrations of ammonium decreasing rapidly after an early peak in all the treatments, and nitrate peaking after days 3–4. Results suggest that digestate may be used to replace synthetic fertilisers when applied in a range of soils. |
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