Deciphering the Symbiotic Plant Microbiome: Translating the Most Recent Discoveries on Rhizobia for the Improvement of Agricultural Practices in Metal-Contaminated and High Saline Lands

Rhizosphere and plant-associated microorganisms have been intensely studied for their beneficial effects on plant growth and health. These mainly include nitrogen-fixing bacteria (NFB) and plant-growth promoting rhizobacteria (PGPR). This beneficial fraction is involved in major functions such as pl...

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Main Authors: Agnese Bellabarba, Camilla Fagorzi, George C. diCenzo, Francesco Pini, Carlo Viti, Alice Checcucci
Format: Article
Language:English
Published: MDPI AG 2019-09-01
Series:Agronomy
Subjects:
Online Access:https://www.mdpi.com/2073-4395/9/9/529
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author Agnese Bellabarba
Camilla Fagorzi
George C. diCenzo
Francesco Pini
Carlo Viti
Alice Checcucci
author_facet Agnese Bellabarba
Camilla Fagorzi
George C. diCenzo
Francesco Pini
Carlo Viti
Alice Checcucci
author_sort Agnese Bellabarba
collection DOAJ
description Rhizosphere and plant-associated microorganisms have been intensely studied for their beneficial effects on plant growth and health. These mainly include nitrogen-fixing bacteria (NFB) and plant-growth promoting rhizobacteria (PGPR). This beneficial fraction is involved in major functions such as plant nutrition and plant resistance to biotic and abiotic stresses, which include water deficiency and heavy-metal contamination. Consequently, crop yield emerges as the net result of the interactions between the plant genome and its associated microbiome. Here, we provide a review covering recent studies on PGP rhizobia as effective inoculants for agricultural practices in harsh soil, and we propose models for inoculant combinations and genomic manipulation strategies to improve crop yield.
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spelling doaj.art-edaf2bbea0374c27a77f6af061d89da12022-12-21T23:35:08ZengMDPI AGAgronomy2073-43952019-09-019952910.3390/agronomy9090529agronomy9090529Deciphering the Symbiotic Plant Microbiome: Translating the Most Recent Discoveries on Rhizobia for the Improvement of Agricultural Practices in Metal-Contaminated and High Saline LandsAgnese Bellabarba0Camilla Fagorzi1George C. diCenzo2Francesco Pini3Carlo Viti4Alice Checcucci5Department of Agriculture, Food, Environment and Forestry (DAGRI), University of Florence, 50144 Florence, ItalyDepartment of Biology, University of Florence, 50019 Sesto Fiorentino, ItalyDepartment of Biology, Queen’s University, Kingston, ON K7L 3N6, CanadaDepartment of Agriculture, Food, Environment and Forestry (DAGRI), University of Florence, 50144 Florence, ItalyDepartment of Agriculture, Food, Environment and Forestry (DAGRI), University of Florence, 50144 Florence, ItalyDepartment of Biology, University of Florence, 50019 Sesto Fiorentino, ItalyRhizosphere and plant-associated microorganisms have been intensely studied for their beneficial effects on plant growth and health. These mainly include nitrogen-fixing bacteria (NFB) and plant-growth promoting rhizobacteria (PGPR). This beneficial fraction is involved in major functions such as plant nutrition and plant resistance to biotic and abiotic stresses, which include water deficiency and heavy-metal contamination. Consequently, crop yield emerges as the net result of the interactions between the plant genome and its associated microbiome. Here, we provide a review covering recent studies on PGP rhizobia as effective inoculants for agricultural practices in harsh soil, and we propose models for inoculant combinations and genomic manipulation strategies to improve crop yield.https://www.mdpi.com/2073-4395/9/9/529soil bioremediationhigh-salinity soilplant beneficial microbesrhizobiamicrobial inoculantsplant-growth promoting rhizobacteria (PGPR)
spellingShingle Agnese Bellabarba
Camilla Fagorzi
George C. diCenzo
Francesco Pini
Carlo Viti
Alice Checcucci
Deciphering the Symbiotic Plant Microbiome: Translating the Most Recent Discoveries on Rhizobia for the Improvement of Agricultural Practices in Metal-Contaminated and High Saline Lands
Agronomy
soil bioremediation
high-salinity soil
plant beneficial microbes
rhizobia
microbial inoculants
plant-growth promoting rhizobacteria (PGPR)
title Deciphering the Symbiotic Plant Microbiome: Translating the Most Recent Discoveries on Rhizobia for the Improvement of Agricultural Practices in Metal-Contaminated and High Saline Lands
title_full Deciphering the Symbiotic Plant Microbiome: Translating the Most Recent Discoveries on Rhizobia for the Improvement of Agricultural Practices in Metal-Contaminated and High Saline Lands
title_fullStr Deciphering the Symbiotic Plant Microbiome: Translating the Most Recent Discoveries on Rhizobia for the Improvement of Agricultural Practices in Metal-Contaminated and High Saline Lands
title_full_unstemmed Deciphering the Symbiotic Plant Microbiome: Translating the Most Recent Discoveries on Rhizobia for the Improvement of Agricultural Practices in Metal-Contaminated and High Saline Lands
title_short Deciphering the Symbiotic Plant Microbiome: Translating the Most Recent Discoveries on Rhizobia for the Improvement of Agricultural Practices in Metal-Contaminated and High Saline Lands
title_sort deciphering the symbiotic plant microbiome translating the most recent discoveries on rhizobia for the improvement of agricultural practices in metal contaminated and high saline lands
topic soil bioremediation
high-salinity soil
plant beneficial microbes
rhizobia
microbial inoculants
plant-growth promoting rhizobacteria (PGPR)
url https://www.mdpi.com/2073-4395/9/9/529
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