Pig slurry acidification and separation techniques affect soil N and C turnover and N2O emissions from solid, liquid and biochar fractions

Research output: Contribution to journal › Journal article › Research › peer-review

Standard

Pig slurry acidification and separation techniques affect soil N and C turnover and N2O emissions from solid, liquid and biochar fractions. / Gomez Muñoz, Beatriz; Case, Sean; Jensen, Lars Stoumann.

In: Journal of Environmental Management, Vol. 168, 2016, p. 236-244.

Research output: Contribution to journal › Journal article › Research › peer-review

Harvard

Gomez Muñoz, B, Case, S & Jensen, LS 2016, 'Pig slurry acidification and separation techniques affect soil N and C turnover and N2O emissions from solid, liquid and biochar fractions', Journal of Environmental Management, vol. 168, pp. 236-244. https://doi.org/10.1016/j.jenvman.2015.12.018

APA

Gomez Muñoz, B., Case, S., & Jensen, L. S. (2016). Pig slurry acidification and separation techniques affect soil N and C turnover and N2O emissions from solid, liquid and biochar fractions. Journal of Environmental Management, 168, 236-244. https://doi.org/10.1016/j.jenvman.2015.12.018

Vancouver

Gomez Muñoz B, Case S, Jensen LS. Pig slurry acidification and separation techniques affect soil N and C turnover and N2O emissions from solid, liquid and biochar fractions. Journal of Environmental Management. 2016;168:236-244. https://doi.org/10.1016/j.jenvman.2015.12.018

Author

Gomez Muñoz, Beatriz ; Case, Sean ; Jensen, Lars Stoumann. / Pig slurry acidification and separation techniques affect soil N and C turnover and N2O emissions from solid, liquid and biochar fractions. In: Journal of Environmental Management. 2016 ; Vol. 168. pp. 236-244.

Bibtex

@article{57e1a2ee09c54a3bbbde55532d92258a,
title = "Pig slurry acidification and separation techniques affect soil N and C turnover and N2O emissions from solid, liquid and biochar fractions",
abstract = "The combined effects of pig slurry acidification, subsequent separation techniques and biochar production from the solid fraction on N mineralisation and N2O and CO2 emissions in soil were investigated in an incubation experiment. Acidification of pig slurry increased N availability from the separated solid fractions in soil, but did not affect N2O and CO2 emissions. However acidification reduced soil N and C turnover from the liquid fraction. The use of more advanced separation techniques (flocculation and drainage > decanting centrifuge > screw press) increased N mineralisation from acidified solid fractions, but also increased N2O and CO2 emissions in soil amended with the liquid fraction. Finally, the biochar production from the solid fraction of pig slurry resulted in a very recalcitrant material, which reduced N and C mineralisation in soil compared to the raw solid fractions.",
keywords = "Acids, Animals, Carbon, Charcoal, Gases, Nitrogen, Soil, Soil Pollutants, Swine, Journal Article, Research Support, Non-U.S. Gov't",
author = "{Gomez Mu{\~n}oz}, Beatriz and Sean Case and Jensen, {Lars Stoumann}",
note = "Copyright {\textcopyright} 2015 Elsevier Ltd. All rights reserved.",
year = "2016",
doi = "10.1016/j.jenvman.2015.12.018",
language = "English",
volume = "168",
pages = "236--244",
journal = "Journal of Environmental Management",
issn = "0301-4797",
publisher = "Academic Press",

}

RIS

TY - JOUR

T1 - Pig slurry acidification and separation techniques affect soil N and C turnover and N2O emissions from solid, liquid and biochar fractions

AU - Gomez Muñoz, Beatriz

AU - Case, Sean

AU - Jensen, Lars Stoumann

N1 - Copyright © 2015 Elsevier Ltd. All rights reserved.

PY - 2016

Y1 - 2016

N2 - The combined effects of pig slurry acidification, subsequent separation techniques and biochar production from the solid fraction on N mineralisation and N2O and CO2 emissions in soil were investigated in an incubation experiment. Acidification of pig slurry increased N availability from the separated solid fractions in soil, but did not affect N2O and CO2 emissions. However acidification reduced soil N and C turnover from the liquid fraction. The use of more advanced separation techniques (flocculation and drainage > decanting centrifuge > screw press) increased N mineralisation from acidified solid fractions, but also increased N2O and CO2 emissions in soil amended with the liquid fraction. Finally, the biochar production from the solid fraction of pig slurry resulted in a very recalcitrant material, which reduced N and C mineralisation in soil compared to the raw solid fractions.

AB - The combined effects of pig slurry acidification, subsequent separation techniques and biochar production from the solid fraction on N mineralisation and N2O and CO2 emissions in soil were investigated in an incubation experiment. Acidification of pig slurry increased N availability from the separated solid fractions in soil, but did not affect N2O and CO2 emissions. However acidification reduced soil N and C turnover from the liquid fraction. The use of more advanced separation techniques (flocculation and drainage > decanting centrifuge > screw press) increased N mineralisation from acidified solid fractions, but also increased N2O and CO2 emissions in soil amended with the liquid fraction. Finally, the biochar production from the solid fraction of pig slurry resulted in a very recalcitrant material, which reduced N and C mineralisation in soil compared to the raw solid fractions.

KW - Acids

KW - Animals

KW - Carbon

KW - Charcoal

KW - Gases

KW - Nitrogen

KW - Soil

KW - Soil Pollutants

KW - Swine

KW - Journal Article

KW - Research Support, Non-U.S. Gov't

U2 - 10.1016/j.jenvman.2015.12.018

DO - 10.1016/j.jenvman.2015.12.018

M3 - Journal article

C2 - 26716355

VL - 168

SP - 236

EP - 244

JO - Journal of Environmental Management

JF - Journal of Environmental Management

SN - 0301-4797

ER -

ID: 169105120