Interaction between humic substances and plant hormones for phosphorous acquisition

Phosphorus (P) deficiency is a major constraint in highly weathered tropical soils. Although phosphorous rock reserves may last for several hundred years, there exists an urgent need to research efficient P management for sustainable agriculture. Plant hormones play an important role in regulating plant growth, development, and reproduction. Humic substances (HS) are not only considered an essential component of soil organic carbon (SOC), but also well known as a biostimulant which can perform phytohormone-like activities to induce nutrient uptake. This review paper presents an overview of the scientific outputs in the relationship between HS and plant hormones. Special attention will be paid to the interaction between HS and plant hormones for nutrient uptake under P-deficient conditions.

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Bibliographic Details
Main Authors: Jindo, Keiji, Canellas, Luciano Pasqualoto, Albacete, Alfonso, Dos Santos, Lidiane Figueiredo, Frinhani Rocha, Rafael Luiz, Baia, Daiane Carvalho, Aguiar Canellas, Natália Oliveira, Goron, Travis Luc, Olivares, Fábio Lopes
Format: Article/Letter to editor biblioteca
Language:English
Subjects:Abiotic stresses, Biostimulants, Fulvic acid, Humic acid, Organic matter,
Online Access:https://research.wur.nl/en/publications/interaction-between-humic-substances-and-plant-hormones-for-phosp
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Summary:Phosphorus (P) deficiency is a major constraint in highly weathered tropical soils. Although phosphorous rock reserves may last for several hundred years, there exists an urgent need to research efficient P management for sustainable agriculture. Plant hormones play an important role in regulating plant growth, development, and reproduction. Humic substances (HS) are not only considered an essential component of soil organic carbon (SOC), but also well known as a biostimulant which can perform phytohormone-like activities to induce nutrient uptake. This review paper presents an overview of the scientific outputs in the relationship between HS and plant hormones. Special attention will be paid to the interaction between HS and plant hormones for nutrient uptake under P-deficient conditions.