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A meta-analysis of phosphatase activity in agricultural settings in response to phosphorus deficiency

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A meta-analysis of phosphatase activity in agricultural settings in response to phosphorus deficiency. / Janes-Bassett, Victoria; Blackwell, Martin ; Blair, Gordon; Davies, Jessica; Haygarth, Philip; Mezeli, Malika; Stewart, Gavin.

In: Soil Biology and Biochemistry, Vol. 165, 108537, 28.02.2022.

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@article{b6d84e7cc00345e29a0ca708a6f09a23,
title = "A meta-analysis of phosphatase activity in agricultural settings in response to phosphorus deficiency",
abstract = "Phosphorus (P) is a key limiting factor in crop growth and essential for agriculture. As plant uptake of P is inefficient, it is commonly applied to maintain crop yields leading to a range of negative environmental issues when applied in excess. Additionally, P in mineral fertilisers is derived from mined rock phosphate, which is a finite resource that needs to be sustainably managed in order to maintain food security in the long-term.Phosphatase activity is one of several mechanistic responses to P deficiency in the plant-soil system, enabling the mineralization of organic P to increase P availability for both plants and soil organisms. In this study we address the need to further understanding of the role of phosphatase enzyme activity in P acquisition in agricultural settings, using a systematic review of the literature and subsequent meta-analysis.We find that monoesterase activity is inhibited by availability of inorganic P (−23%, −39.8 - -2.2%) yet is enhanced by the availability of organic P (+74%, 8.4–232.1%). This indicates that phosphatase enzyme activity is important in P deficient agricultural systems, yet that the availability of organic P is more important in determining phosphatase activity than the level of P deficiency. We also investigated the role of other factors such as nitrogen addition, pH of growth substrate and changes in plant composition and physiology but, none of these factors explained significant variance in the data. We highlight need for consistent recording and reporting of additional variables in association with phosphatase enzyme assay data, which is required to enable quantification of the potential utilisation of organic P resources in agriculture, and the contribution of phosphatase activity to P acquisition in both agricultural and semi-natural ecosystems.",
keywords = "Phosphatase, Monoesterase, Phytase, Agriculture, Phosphorus deficiency",
author = "Victoria Janes-Bassett and Martin Blackwell and Gordon Blair and Jessica Davies and Philip Haygarth and Malika Mezeli and Gavin Stewart",
year = "2022",
month = feb,
day = "28",
doi = "10.1016/j.soilbio.2021.108537",
language = "English",
volume = "165",
journal = "Soil Biology and Biochemistry",
issn = "0038-0717",
publisher = "Elsevier Ltd",

}

RIS

TY - JOUR

T1 - A meta-analysis of phosphatase activity in agricultural settings in response to phosphorus deficiency

AU - Janes-Bassett, Victoria

AU - Blackwell, Martin

AU - Blair, Gordon

AU - Davies, Jessica

AU - Haygarth, Philip

AU - Mezeli, Malika

AU - Stewart, Gavin

PY - 2022/2/28

Y1 - 2022/2/28

N2 - Phosphorus (P) is a key limiting factor in crop growth and essential for agriculture. As plant uptake of P is inefficient, it is commonly applied to maintain crop yields leading to a range of negative environmental issues when applied in excess. Additionally, P in mineral fertilisers is derived from mined rock phosphate, which is a finite resource that needs to be sustainably managed in order to maintain food security in the long-term.Phosphatase activity is one of several mechanistic responses to P deficiency in the plant-soil system, enabling the mineralization of organic P to increase P availability for both plants and soil organisms. In this study we address the need to further understanding of the role of phosphatase enzyme activity in P acquisition in agricultural settings, using a systematic review of the literature and subsequent meta-analysis.We find that monoesterase activity is inhibited by availability of inorganic P (−23%, −39.8 - -2.2%) yet is enhanced by the availability of organic P (+74%, 8.4–232.1%). This indicates that phosphatase enzyme activity is important in P deficient agricultural systems, yet that the availability of organic P is more important in determining phosphatase activity than the level of P deficiency. We also investigated the role of other factors such as nitrogen addition, pH of growth substrate and changes in plant composition and physiology but, none of these factors explained significant variance in the data. We highlight need for consistent recording and reporting of additional variables in association with phosphatase enzyme assay data, which is required to enable quantification of the potential utilisation of organic P resources in agriculture, and the contribution of phosphatase activity to P acquisition in both agricultural and semi-natural ecosystems.

AB - Phosphorus (P) is a key limiting factor in crop growth and essential for agriculture. As plant uptake of P is inefficient, it is commonly applied to maintain crop yields leading to a range of negative environmental issues when applied in excess. Additionally, P in mineral fertilisers is derived from mined rock phosphate, which is a finite resource that needs to be sustainably managed in order to maintain food security in the long-term.Phosphatase activity is one of several mechanistic responses to P deficiency in the plant-soil system, enabling the mineralization of organic P to increase P availability for both plants and soil organisms. In this study we address the need to further understanding of the role of phosphatase enzyme activity in P acquisition in agricultural settings, using a systematic review of the literature and subsequent meta-analysis.We find that monoesterase activity is inhibited by availability of inorganic P (−23%, −39.8 - -2.2%) yet is enhanced by the availability of organic P (+74%, 8.4–232.1%). This indicates that phosphatase enzyme activity is important in P deficient agricultural systems, yet that the availability of organic P is more important in determining phosphatase activity than the level of P deficiency. We also investigated the role of other factors such as nitrogen addition, pH of growth substrate and changes in plant composition and physiology but, none of these factors explained significant variance in the data. We highlight need for consistent recording and reporting of additional variables in association with phosphatase enzyme assay data, which is required to enable quantification of the potential utilisation of organic P resources in agriculture, and the contribution of phosphatase activity to P acquisition in both agricultural and semi-natural ecosystems.

KW - Phosphatase

KW - Monoesterase

KW - Phytase

KW - Agriculture

KW - Phosphorus deficiency

U2 - 10.1016/j.soilbio.2021.108537

DO - 10.1016/j.soilbio.2021.108537

M3 - Journal article

VL - 165

JO - Soil Biology and Biochemistry

JF - Soil Biology and Biochemistry

SN - 0038-0717

M1 - 108537

ER -