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Enhancing soluble phosphorus removal within buffer strips using industrial by-products

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Enhancing soluble phosphorus removal within buffer strips using industrial by-products. / Habibiandehkordi, Reza; Quinton, John; Surridge, Ben.

In: Environmental Science and Pollution Research, Vol. 21, No. 21, 11.2014, p. 12257-12269.

Research output: Contribution to journalJournal articlepeer-review

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Habibiandehkordi, R, Quinton, J & Surridge, B 2014, 'Enhancing soluble phosphorus removal within buffer strips using industrial by-products', Environmental Science and Pollution Research, vol. 21, no. 21, pp. 12257-12269. https://doi.org/10.1007/s11356-014-3164-5

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Habibiandehkordi, Reza ; Quinton, John ; Surridge, Ben. / Enhancing soluble phosphorus removal within buffer strips using industrial by-products. In: Environmental Science and Pollution Research. 2014 ; Vol. 21, No. 21. pp. 12257-12269.

Bibtex

@article{d8d578e712f6489e8b7f07b3a68e7d13,
title = "Enhancing soluble phosphorus removal within buffer strips using industrial by-products",
abstract = "Using industrial by-products (IBPs) in conjunction with buffer strips provides a potentially new strategy for enhancing soluble phosphorus (P) removal from agricultural runoff. Here, we investigate the feasibility of this approach by assessing the P sorption properties of IBPs at different solution-IBPs contact time (1–120 min) and solution pH (3, 5.5, 7.5), as well as possible adverse environmental effects including P desorption or heavy metal mobilisation from IBPs. Batch experiments were carried out on two widely available IBPs in the UK that demonstrated high P sorption capacity but different physicochemical characteristics, specifically ochre and Aluminium (Al) based water treatment residuals (Al-WTR). A series of kinetic sorption–desorption experiments alongside kinetic modelling were used to understand the rate and the mechanisms of P removal across a range of reaction times. The results of the kinetic experiments indicated that P was initially sorbed rapidly to both ochre and Al-WTR, followed by a second phase characterised by a slower sorption rate. The excellent fits of kinetic sorption data to a pseudo-second order model for both materials suggested surface chemisorption as the rate-controlling mechanism. Neither ochre nor Al-WTR released substantial quantities of either P or heavy metals into solution, suggesting that they could be applied to buffer strip soils at recommended rates (≤30 g kg−1 soil) without adverse environmental impact. Although the rate of P sorption by freshly-generated Al-WTR applied to buffer strips reduced following air-drying, this would not limit its practical application to buffer strips in the field if adequate contact time with runoff was provided.",
keywords = "Buffer strips, Desorption, Industrial by-products, Phosphorus, Sorption, Water quality",
author = "Reza Habibiandehkordi and John Quinton and Ben Surridge",
year = "2014",
month = nov,
doi = "10.1007/s11356-014-3164-5",
language = "English",
volume = "21",
pages = "12257--12269",
journal = "Environmental Science and Pollution Research",
issn = "0944-1344",
publisher = "Springer Science + Business Media",
number = "21",

}

RIS

TY - JOUR

T1 - Enhancing soluble phosphorus removal within buffer strips using industrial by-products

AU - Habibiandehkordi, Reza

AU - Quinton, John

AU - Surridge, Ben

PY - 2014/11

Y1 - 2014/11

N2 - Using industrial by-products (IBPs) in conjunction with buffer strips provides a potentially new strategy for enhancing soluble phosphorus (P) removal from agricultural runoff. Here, we investigate the feasibility of this approach by assessing the P sorption properties of IBPs at different solution-IBPs contact time (1–120 min) and solution pH (3, 5.5, 7.5), as well as possible adverse environmental effects including P desorption or heavy metal mobilisation from IBPs. Batch experiments were carried out on two widely available IBPs in the UK that demonstrated high P sorption capacity but different physicochemical characteristics, specifically ochre and Aluminium (Al) based water treatment residuals (Al-WTR). A series of kinetic sorption–desorption experiments alongside kinetic modelling were used to understand the rate and the mechanisms of P removal across a range of reaction times. The results of the kinetic experiments indicated that P was initially sorbed rapidly to both ochre and Al-WTR, followed by a second phase characterised by a slower sorption rate. The excellent fits of kinetic sorption data to a pseudo-second order model for both materials suggested surface chemisorption as the rate-controlling mechanism. Neither ochre nor Al-WTR released substantial quantities of either P or heavy metals into solution, suggesting that they could be applied to buffer strip soils at recommended rates (≤30 g kg−1 soil) without adverse environmental impact. Although the rate of P sorption by freshly-generated Al-WTR applied to buffer strips reduced following air-drying, this would not limit its practical application to buffer strips in the field if adequate contact time with runoff was provided.

AB - Using industrial by-products (IBPs) in conjunction with buffer strips provides a potentially new strategy for enhancing soluble phosphorus (P) removal from agricultural runoff. Here, we investigate the feasibility of this approach by assessing the P sorption properties of IBPs at different solution-IBPs contact time (1–120 min) and solution pH (3, 5.5, 7.5), as well as possible adverse environmental effects including P desorption or heavy metal mobilisation from IBPs. Batch experiments were carried out on two widely available IBPs in the UK that demonstrated high P sorption capacity but different physicochemical characteristics, specifically ochre and Aluminium (Al) based water treatment residuals (Al-WTR). A series of kinetic sorption–desorption experiments alongside kinetic modelling were used to understand the rate and the mechanisms of P removal across a range of reaction times. The results of the kinetic experiments indicated that P was initially sorbed rapidly to both ochre and Al-WTR, followed by a second phase characterised by a slower sorption rate. The excellent fits of kinetic sorption data to a pseudo-second order model for both materials suggested surface chemisorption as the rate-controlling mechanism. Neither ochre nor Al-WTR released substantial quantities of either P or heavy metals into solution, suggesting that they could be applied to buffer strip soils at recommended rates (≤30 g kg−1 soil) without adverse environmental impact. Although the rate of P sorption by freshly-generated Al-WTR applied to buffer strips reduced following air-drying, this would not limit its practical application to buffer strips in the field if adequate contact time with runoff was provided.

KW - Buffer strips

KW - Desorption

KW - Industrial by-products

KW - Phosphorus

KW - Sorption

KW - Water quality

U2 - 10.1007/s11356-014-3164-5

DO - 10.1007/s11356-014-3164-5

M3 - Journal article

VL - 21

SP - 12257

EP - 12269

JO - Environmental Science and Pollution Research

JF - Environmental Science and Pollution Research

SN - 0944-1344

IS - 21

ER -