Phosphorus characterization and plant availability in soil profiles after long-term urban waste application

Research output: Contribution to journalJournal articlepeer-review

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Phosphorus characterization and plant availability in soil profiles after long-term urban waste application. / Glæsner, Nadia; Bom, Frederik van der; Bruun, Sander; McLaren, Timothy; Larsen, Flemming Hofmann; Magid, Jakob.

In: Geoderma, Vol. 338, 2019, p. 136-144.

Research output: Contribution to journalJournal articlepeer-review

Harvard

Glæsner, N, Bom, FVD, Bruun, S, McLaren, T, Larsen, FH & Magid, J 2019, 'Phosphorus characterization and plant availability in soil profiles after long-term urban waste application', Geoderma, vol. 338, pp. 136-144. https://doi.org/10.1016/j.geoderma.2018.11.046

APA

Glæsner, N., Bom, F. V. D., Bruun, S., McLaren, T., Larsen, F. H., & Magid, J. (2019). Phosphorus characterization and plant availability in soil profiles after long-term urban waste application. Geoderma, 338, 136-144. https://doi.org/10.1016/j.geoderma.2018.11.046

Vancouver

Glæsner N, Bom FVD, Bruun S, McLaren T, Larsen FH, Magid J. Phosphorus characterization and plant availability in soil profiles after long-term urban waste application. Geoderma. 2019;338:136-144. https://doi.org/10.1016/j.geoderma.2018.11.046

Author

Glæsner, Nadia ; Bom, Frederik van der ; Bruun, Sander ; McLaren, Timothy ; Larsen, Flemming Hofmann ; Magid, Jakob. / Phosphorus characterization and plant availability in soil profiles after long-term urban waste application. In: Geoderma. 2019 ; Vol. 338. pp. 136-144.

Bibtex

@article{8ee3b455876c428f94cd5a965ed80ffb,
title = "Phosphorus characterization and plant availability in soil profiles after long-term urban waste application",
abstract = "Recycling of waste products to agricultural fields is important for sustainable crop production, particularly for managing phosphorus (P). How different forms of waste affect the accumulation, transformation and plant availability of P in soil is therefore of major interest. A long-term experimental field that assesses conventional fertilizers with that of urban wastes was analyzed for P accumulation, P speciation characterized using XANES and NMR spectroscopy, as well as plant P availability with DGT in top and sub horizons. Treatments included unfertilized, NPK, manure, sludge and compost amended soils. We found that long-term sludge application showed higher soil P availability in the soil relative to P input and total P content than in manure and compost amended soils. In the sludge amended soil, P was found to be more associated to Fe as opposed to Ca in the compost amended soil. In the manure amended soil, unfertilized and NPK soils P was mainly associated to organic P. Based on characterization of the waste products using XANES spectroscopy our results indicate that the P species in the sludge amended soil do not directly relate to the sludge material applied to the soil, but rather to the processes occurring in the soil after application. A larger association of P to Fe was also found in sub horizons of the sludge amended soil. We did not detect substantial differences in classes of organic P between the sludge and compost amended soils by the 31P NMR spectra. Our results indicate that sewage sludge is a useful fertilizer, as P applied with sludge remains highly plant available in these soils after long-term application, and it proves more plant available in the long-term than manure and compost fertilizers.",
keywords = "Long-term field trial, Phosphorus speciation, Soil, Waste application",
author = "Nadia Gl{\ae}sner and Bom, {Frederik van der} and Sander Bruun and Timothy McLaren and Larsen, {Flemming Hofmann} and Jakob Magid",
year = "2019",
doi = "10.1016/j.geoderma.2018.11.046",
language = "English",
volume = "338",
pages = "136--144",
journal = "Geoderma",
issn = "0016-7061",
publisher = "Elsevier",

}

RIS

TY - JOUR

T1 - Phosphorus characterization and plant availability in soil profiles after long-term urban waste application

AU - Glæsner, Nadia

AU - Bom, Frederik van der

AU - Bruun, Sander

AU - McLaren, Timothy

AU - Larsen, Flemming Hofmann

AU - Magid, Jakob

PY - 2019

Y1 - 2019

N2 - Recycling of waste products to agricultural fields is important for sustainable crop production, particularly for managing phosphorus (P). How different forms of waste affect the accumulation, transformation and plant availability of P in soil is therefore of major interest. A long-term experimental field that assesses conventional fertilizers with that of urban wastes was analyzed for P accumulation, P speciation characterized using XANES and NMR spectroscopy, as well as plant P availability with DGT in top and sub horizons. Treatments included unfertilized, NPK, manure, sludge and compost amended soils. We found that long-term sludge application showed higher soil P availability in the soil relative to P input and total P content than in manure and compost amended soils. In the sludge amended soil, P was found to be more associated to Fe as opposed to Ca in the compost amended soil. In the manure amended soil, unfertilized and NPK soils P was mainly associated to organic P. Based on characterization of the waste products using XANES spectroscopy our results indicate that the P species in the sludge amended soil do not directly relate to the sludge material applied to the soil, but rather to the processes occurring in the soil after application. A larger association of P to Fe was also found in sub horizons of the sludge amended soil. We did not detect substantial differences in classes of organic P between the sludge and compost amended soils by the 31P NMR spectra. Our results indicate that sewage sludge is a useful fertilizer, as P applied with sludge remains highly plant available in these soils after long-term application, and it proves more plant available in the long-term than manure and compost fertilizers.

AB - Recycling of waste products to agricultural fields is important for sustainable crop production, particularly for managing phosphorus (P). How different forms of waste affect the accumulation, transformation and plant availability of P in soil is therefore of major interest. A long-term experimental field that assesses conventional fertilizers with that of urban wastes was analyzed for P accumulation, P speciation characterized using XANES and NMR spectroscopy, as well as plant P availability with DGT in top and sub horizons. Treatments included unfertilized, NPK, manure, sludge and compost amended soils. We found that long-term sludge application showed higher soil P availability in the soil relative to P input and total P content than in manure and compost amended soils. In the sludge amended soil, P was found to be more associated to Fe as opposed to Ca in the compost amended soil. In the manure amended soil, unfertilized and NPK soils P was mainly associated to organic P. Based on characterization of the waste products using XANES spectroscopy our results indicate that the P species in the sludge amended soil do not directly relate to the sludge material applied to the soil, but rather to the processes occurring in the soil after application. A larger association of P to Fe was also found in sub horizons of the sludge amended soil. We did not detect substantial differences in classes of organic P between the sludge and compost amended soils by the 31P NMR spectra. Our results indicate that sewage sludge is a useful fertilizer, as P applied with sludge remains highly plant available in these soils after long-term application, and it proves more plant available in the long-term than manure and compost fertilizers.

KW - Long-term field trial

KW - Phosphorus speciation

KW - Soil

KW - Waste application

U2 - 10.1016/j.geoderma.2018.11.046

DO - 10.1016/j.geoderma.2018.11.046

M3 - Journal article

AN - SCOPUS:85057879538

VL - 338

SP - 136

EP - 144

JO - Geoderma

JF - Geoderma

SN - 0016-7061

ER -

ID: 212300609