Phosphorus Plays Key Roles in Regulating Plants’ Physiological Responses to Abiotic Stresses

Phosphorus (P), an essential macronutrient, plays a pivotal role in the growth and development of plants. However, the limited availability of phosphorus in soil presents significant challenges for crop productivity, especially when plants are subjected to abiotic stresses such as drought, salinity...

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Main Authors: Fahad Khan, Abu Bakar Siddique, Sergey Shabala, Meixue Zhou, Chenchen Zhao
Format: Article
Language:English
Published: MDPI AG 2023-08-01
Series:Plants
Subjects:
Online Access:https://www.mdpi.com/2223-7747/12/15/2861
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author Fahad Khan
Abu Bakar Siddique
Sergey Shabala
Meixue Zhou
Chenchen Zhao
author_facet Fahad Khan
Abu Bakar Siddique
Sergey Shabala
Meixue Zhou
Chenchen Zhao
author_sort Fahad Khan
collection DOAJ
description Phosphorus (P), an essential macronutrient, plays a pivotal role in the growth and development of plants. However, the limited availability of phosphorus in soil presents significant challenges for crop productivity, especially when plants are subjected to abiotic stresses such as drought, salinity and extreme temperatures. Unraveling the intricate mechanisms through which phosphorus participates in the physiological responses of plants to abiotic stresses is essential to ensure the sustainability of agricultural production systems. This review aims to analyze the influence of phosphorus supply on various aspects of plant growth and plant development under hostile environmental conditions, with a special emphasis on stomatal development and operation. Furthermore, we discuss recently discovered genes associated with P-dependent stress regulation and evaluate the feasibility of implementing P-based agricultural practices to mitigate the adverse effects of abiotic stress. Our objective is to provide molecular and physiological insights into the role of P in regulating plants’ tolerance to abiotic stresses, underscoring the significance of efficient P use strategies for agricultural sustainability. The potential benefits and limitations of P-based strategies and future research directions are also discussed.
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spelling doaj.art-ccd6d87c26184d53a8b260407ae2e3292023-11-18T23:26:52ZengMDPI AGPlants2223-77472023-08-011215286110.3390/plants12152861Phosphorus Plays Key Roles in Regulating Plants’ Physiological Responses to Abiotic StressesFahad Khan0Abu Bakar Siddique1Sergey Shabala2Meixue Zhou3Chenchen Zhao4Tasmanian Institute of Agriculture, University of Tasmania, Launceston, TAS 7250, AustraliaTasmanian Institute of Agriculture, University of Tasmania, Launceston, TAS 7250, AustraliaSchool of Biological Science, University of Western Australia, Crawley, WA 6009, AustraliaTasmanian Institute of Agriculture, University of Tasmania, Launceston, TAS 7250, AustraliaTasmanian Institute of Agriculture, University of Tasmania, Launceston, TAS 7250, AustraliaPhosphorus (P), an essential macronutrient, plays a pivotal role in the growth and development of plants. However, the limited availability of phosphorus in soil presents significant challenges for crop productivity, especially when plants are subjected to abiotic stresses such as drought, salinity and extreme temperatures. Unraveling the intricate mechanisms through which phosphorus participates in the physiological responses of plants to abiotic stresses is essential to ensure the sustainability of agricultural production systems. This review aims to analyze the influence of phosphorus supply on various aspects of plant growth and plant development under hostile environmental conditions, with a special emphasis on stomatal development and operation. Furthermore, we discuss recently discovered genes associated with P-dependent stress regulation and evaluate the feasibility of implementing P-based agricultural practices to mitigate the adverse effects of abiotic stress. Our objective is to provide molecular and physiological insights into the role of P in regulating plants’ tolerance to abiotic stresses, underscoring the significance of efficient P use strategies for agricultural sustainability. The potential benefits and limitations of P-based strategies and future research directions are also discussed.https://www.mdpi.com/2223-7747/12/15/2861abiotic stressesphysiological responsesstomatal functioninglow phosphorusphosphorus deficiency
spellingShingle Fahad Khan
Abu Bakar Siddique
Sergey Shabala
Meixue Zhou
Chenchen Zhao
Phosphorus Plays Key Roles in Regulating Plants’ Physiological Responses to Abiotic Stresses
Plants
abiotic stresses
physiological responses
stomatal functioning
low phosphorus
phosphorus deficiency
title Phosphorus Plays Key Roles in Regulating Plants’ Physiological Responses to Abiotic Stresses
title_full Phosphorus Plays Key Roles in Regulating Plants’ Physiological Responses to Abiotic Stresses
title_fullStr Phosphorus Plays Key Roles in Regulating Plants’ Physiological Responses to Abiotic Stresses
title_full_unstemmed Phosphorus Plays Key Roles in Regulating Plants’ Physiological Responses to Abiotic Stresses
title_short Phosphorus Plays Key Roles in Regulating Plants’ Physiological Responses to Abiotic Stresses
title_sort phosphorus plays key roles in regulating plants physiological responses to abiotic stresses
topic abiotic stresses
physiological responses
stomatal functioning
low phosphorus
phosphorus deficiency
url https://www.mdpi.com/2223-7747/12/15/2861
work_keys_str_mv AT fahadkhan phosphorusplayskeyrolesinregulatingplantsphysiologicalresponsestoabioticstresses
AT abubakarsiddique phosphorusplayskeyrolesinregulatingplantsphysiologicalresponsestoabioticstresses
AT sergeyshabala phosphorusplayskeyrolesinregulatingplantsphysiologicalresponsestoabioticstresses
AT meixuezhou phosphorusplayskeyrolesinregulatingplantsphysiologicalresponsestoabioticstresses
AT chenchenzhao phosphorusplayskeyrolesinregulatingplantsphysiologicalresponsestoabioticstresses