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Mitigation options for sediment and phosphorus losses from winter-sown arable crops.

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Mitigation options for sediment and phosphorus losses from winter-sown arable crops. / Deasy, Clare; Quinton, John N.; Silgram, Martyn S.; Bailey, Alison P.; Jackson, Bob; Stevens, Carly J.

In: Journal of Environmental Quality, Vol. 38, No. 5, 2009, p. 2121-2130.

Research output: Contribution to Journal/MagazineJournal articlepeer-review

Harvard

Deasy, C, Quinton, JN, Silgram, MS, Bailey, AP, Jackson, B & Stevens, CJ 2009, 'Mitigation options for sediment and phosphorus losses from winter-sown arable crops.', Journal of Environmental Quality, vol. 38, no. 5, pp. 2121-2130. https://doi.org/10.2134/jeq2009.0028

APA

Vancouver

Author

Deasy, Clare ; Quinton, John N. ; Silgram, Martyn S. ; Bailey, Alison P. ; Jackson, Bob ; Stevens, Carly J. / Mitigation options for sediment and phosphorus losses from winter-sown arable crops. In: Journal of Environmental Quality. 2009 ; Vol. 38, No. 5. pp. 2121-2130.

Bibtex

@article{275cc1d99f0b4842bf1fca457b29a1c9,
title = "Mitigation options for sediment and phosphorus losses from winter-sown arable crops.",
abstract = "Sediment and P inputs to freshwaters from agriculture are a major problem in the United Kingdom (UK). This study investigated mitigation options for diffuse pollution losses from arable land. Field trials were undertaken at the hillslope scale over three winters at three UK sites with silt (Oxyaquic Hapludalf), sand (Udic Haplustept), and clay (Typic Haplaquept) soils. None of the mitigation treatments was effective in every year trialled, but each showed overall average reductions in losses. Over five site years, breaking up the compaction in tramlines (tractor wheel tracks) using a tine reduced losses of sediment and P to losses similar to those observed from areas without tramlines, with an average reduction in P loss of 1.06 kg TP ha–1. Compared to traditional plowing, TP losses under minimum tillage were reduced by 0.30 kg TP ha–1 over five site years, TP losses under contour cultivation were reduced by 0.30 kg TP ha–1 over two site years, and TP losses using in-field barriers were reduced by 0.24 kg TP ha–1 over two site years. In one site year, reductions in losses due to crop residue incorporation were not significant. Each of the mitigation options trialled is associated with a small cost at the farm-scale of up to £5 ha–1, or with cost savings. The results indicate that each of the treatments has the potential to be a cost-effective mitigation option, but that tramline management is the most promising treatment, because tramlines dominate sediment and P transfer in surface runoff from arable hillslopes.",
keywords = "Crops, Agricultural, Environmental Pollutants, Environmental Remediation, Geologic Sediments, Great Britain, Phosphorus, Seasons, Time Factors",
author = "Clare Deasy and Quinton, {John N.} and Silgram, {Martyn S.} and Bailey, {Alison P.} and Bob Jackson and Stevens, {Carly J.}",
year = "2009",
doi = "10.2134/jeq2009.0028",
language = "English",
volume = "38",
pages = "2121--2130",
journal = "Journal of Environmental Quality",
issn = "0047-2425",
publisher = "ASA/CSSA/SSSA",
number = "5",

}

RIS

TY - JOUR

T1 - Mitigation options for sediment and phosphorus losses from winter-sown arable crops.

AU - Deasy, Clare

AU - Quinton, John N.

AU - Silgram, Martyn S.

AU - Bailey, Alison P.

AU - Jackson, Bob

AU - Stevens, Carly J.

PY - 2009

Y1 - 2009

N2 - Sediment and P inputs to freshwaters from agriculture are a major problem in the United Kingdom (UK). This study investigated mitigation options for diffuse pollution losses from arable land. Field trials were undertaken at the hillslope scale over three winters at three UK sites with silt (Oxyaquic Hapludalf), sand (Udic Haplustept), and clay (Typic Haplaquept) soils. None of the mitigation treatments was effective in every year trialled, but each showed overall average reductions in losses. Over five site years, breaking up the compaction in tramlines (tractor wheel tracks) using a tine reduced losses of sediment and P to losses similar to those observed from areas without tramlines, with an average reduction in P loss of 1.06 kg TP ha–1. Compared to traditional plowing, TP losses under minimum tillage were reduced by 0.30 kg TP ha–1 over five site years, TP losses under contour cultivation were reduced by 0.30 kg TP ha–1 over two site years, and TP losses using in-field barriers were reduced by 0.24 kg TP ha–1 over two site years. In one site year, reductions in losses due to crop residue incorporation were not significant. Each of the mitigation options trialled is associated with a small cost at the farm-scale of up to £5 ha–1, or with cost savings. The results indicate that each of the treatments has the potential to be a cost-effective mitigation option, but that tramline management is the most promising treatment, because tramlines dominate sediment and P transfer in surface runoff from arable hillslopes.

AB - Sediment and P inputs to freshwaters from agriculture are a major problem in the United Kingdom (UK). This study investigated mitigation options for diffuse pollution losses from arable land. Field trials were undertaken at the hillslope scale over three winters at three UK sites with silt (Oxyaquic Hapludalf), sand (Udic Haplustept), and clay (Typic Haplaquept) soils. None of the mitigation treatments was effective in every year trialled, but each showed overall average reductions in losses. Over five site years, breaking up the compaction in tramlines (tractor wheel tracks) using a tine reduced losses of sediment and P to losses similar to those observed from areas without tramlines, with an average reduction in P loss of 1.06 kg TP ha–1. Compared to traditional plowing, TP losses under minimum tillage were reduced by 0.30 kg TP ha–1 over five site years, TP losses under contour cultivation were reduced by 0.30 kg TP ha–1 over two site years, and TP losses using in-field barriers were reduced by 0.24 kg TP ha–1 over two site years. In one site year, reductions in losses due to crop residue incorporation were not significant. Each of the mitigation options trialled is associated with a small cost at the farm-scale of up to £5 ha–1, or with cost savings. The results indicate that each of the treatments has the potential to be a cost-effective mitigation option, but that tramline management is the most promising treatment, because tramlines dominate sediment and P transfer in surface runoff from arable hillslopes.

KW - Crops, Agricultural

KW - Environmental Pollutants

KW - Environmental Remediation

KW - Geologic Sediments

KW - Great Britain

KW - Phosphorus

KW - Seasons

KW - Time Factors

U2 - 10.2134/jeq2009.0028

DO - 10.2134/jeq2009.0028

M3 - Journal article

C2 - 19704154

VL - 38

SP - 2121

EP - 2130

JO - Journal of Environmental Quality

JF - Journal of Environmental Quality

SN - 0047-2425

IS - 5

ER -