Phyto-microbiome to mitigate abiotic stress in crop plants DOI Creative Commons
Anamika Singh,

Samina Mazahar,

Shilpa S. Chapadgaonkar

et al.

Frontiers in Microbiology, Journal Year: 2023, Volume and Issue: 14

Published: Aug. 2, 2023

Plant-associated microbes include taxonomically diverse communities of bacteria, archaebacteria, fungi, and viruses, which establish integral ecological relationships with the host plant constitute phyto-microbiome. The phyto-microbiome not only contributes in normal growth development plants but also plays a vital role maintenance homeostasis during abiotic stress conditions. Owing to its immense metabolic potential, provides capability mitigate through various mechanisms like production antioxidants, hormones, bioactive compounds, detoxification harmful chemicals toxins, sequestration reactive oxygen species other free radicals. A deeper understanding structure functions complex mediated mitigation would enable utilization for alleviation crop stress-resistant crops. This review aims at exploring potential alleviate drought, heat, salinity heavy metal finding sustainable solutions enhance agricultural productivity. mechanistic insights into phytomicrobiome imparting tolerance have been summarized, that be helpful novel bioinoculants. high-throughput modern approaches involving candidate gene identification target modification such as genomics, metagenomics, transcriptomics, metabolomics, based genetic engineering discussed wake ever-increasing demand climate resilient plants.

Language: Английский

Recruitment of the rhizo-microbiome army: assembly determinants and engineering of the rhizosphere microbiome as a key to unlocking plant potential DOI Creative Commons
Inmyoung Park, Young‐Su Seo, Mohamed Mannaa

et al.

Frontiers in Microbiology, Journal Year: 2023, Volume and Issue: 14

Published: May 5, 2023

The viable community of microorganisms in the rhizosphere significantly impacts physiological development and vitality plants. assembly functional capacity microbiome are greatly influenced by various factors within rhizosphere. primary host plant genotype, developmental stage status, soil properties, resident microbiota. These drive composition, dynamics, activity microbiome. This review addresses intricate interplay between these how it facilitates recruitment specific microbes to support growth resilience under stress. also explores current methods for engineering manipulating microbiome, including plant-mediated manipulation, soil-related methods, microbe-mediated methods. Advanced techniques harness plant's ability recruit useful promising use rhizo-microbiome transplantation highlighted. goal this is provide valuable insights into knowledge, which will facilitate cutting-edge strategies enhanced stress tolerance. article indicates avenues future research field.

Language: Английский

Citations

63
Microbial solutions to soil carbon sequestration DOI Creative Commons
A.R.G. Mason, M.J. Salomon, Andrew J. Lowe

et al.

Journal of Cleaner Production, Journal Year: 2023, Volume and Issue: 417, P. 137993 - 137993

Published: July 4, 2023

Inoculation of soil with living microbes or propagules has grown in interest and application due to the modification/degradation systems (including native microbial communities), need maintain agricultural yields fewer synthetic inputs. Whilst beneficial microorganisms such as plant growth promoting bacteria (PGPB) mycorrhizal fungi have been employed via inoculation, their utilisation an agronomic tool remains trivial context large-scale commercial agriculture. The development inoculation products thus far largely focused on capacity support health (and correlating yield/profitability), little attention paid ability these organisms/products influence carbon. Given expected inoculant industry (estimated reach US$12.5b revenue by 2027), increasing commercialisation carbon sequestration (via credits other financially linked instruments), find viable solutions assist drawdown atmospheric CO2, a greater understanding role cycling is required order facilitate capable supporting retention Here, we review mechanisms which contribute suggest several groups that may be promising candidates for further exploration. Of many mediated identified, highlight (among others) arbuscular transition from labile recalcitrant pools (mineral associated aggregated), melanising endophytic potential source stable carbon, PGPB stimulators growth/reliance entering pool. We put forward ‘biochar + microbe system’ avenue overcome current limitations building retaining stocks. This timely, given challenges facing global food production, address climate change.

Language: Английский

Citations

61
Soil phosphorus transformation and plant uptake driven by phosphate-solubilizing microorganisms DOI Creative Commons

Pang Fei,

Qing Li, Manoj Kumar Solanki

et al.

Frontiers in Microbiology, Journal Year: 2024, Volume and Issue: 15

Published: March 27, 2024

Phosphorus (P) is an important nutrient for plants, and a lack of available P greatly limits plant growth development. Phosphate-solubilizing microorganisms (PSMs) significantly enhance the ability plants to absorb utilize P, which improving turnover yield. This article summarizes analyzes how PSMs promote absorption utilization nutrients by from four perspectives: types functions PSMs, phosphate-solubilizing mechanisms, main functional genes, impact complex inoculation on acquisition. reviews physiological molecular mechanisms phosphorus solubilization promotion with focus analyzing soil microbial communities its interaction root exudates. In order better understand their role in transformation provide prospects research promoting absorption. mainly activate insoluble through secretion organic acids, phosphatase production, mycorrhizal symbiosis, symbiosis indirectly activates via carbon exchange. can secrete acids produce phosphatase, plays crucial cycling, related genes are involved regulating P-solubilization ability. uptake great significance deeper understanding PSM-mediated utilization, efficiency agriculture.

Language: Английский

Citations

58
Serratia spp. as plant growth-promoting bacteria alleviating salinity, drought, and nutrient imbalance stresses DOI Creative Commons
Iryna Kulkova, B. Wróbel, Jakub Dobrzyński

et al.

Frontiers in Microbiology, Journal Year: 2024, Volume and Issue: 15

Published: March 18, 2024

In agricultural environments, plants are often exposed to abiotic stresses including temperature extremes, salt stress, drought, and heavy metal soil contamination, which leads significant economic losses worldwide. Especially stress drought pose serious challenges since they induce ionic toxicity, osmotic oxidative in plants. A potential solution can be the application of bacteria Serratia spp. known promote plant growth under normal conditions Thus mini-review aims summarize current knowledge on promotion by (under salinity nutrient deficit) highlight areas for development field. So far, it has been proven that strains exhibit a variety traits contributing enhanced tolerance, such as phytohormone production, ACC deaminase activity, nitrogen fixation, P Zn solubilization, antioxidant properties improvement, modulation gene expression. Nevertheless, further research is needed, especially two subjects: elucidating its mechanisms action at molecular level effects indigenous microbiota and, particularly, rhizosphere. both cases, advisable use omics techniques gain in-depth insights into issues. Additionally, some may phytopathogens, therefore studies rule out this possibility recommended prior field trials. It believed improving said stimulate will increase from genus serve an eco-friendly biofertilizer sustainable agriculture more often.

Language: Английский

Citations

18
Potassium Solubilizing Microorganisms as Potential Biofertilizer: A Sustainable Climate-Resilient Approach to Improve Soil Fertility and Crop Production in Agriculture DOI
Ruchi Sharma, S. S. Sindhu, Bernard R. Glick

et al.

Journal of Plant Growth Regulation, Journal Year: 2024, Volume and Issue: 43(8), P. 2503 - 2535

Published: March 31, 2024

Language: Английский

Citations

17
Recycled Phosphorus Bioamendments from Wastewater Impact Rhizomicrobiome and Benefit Crop Growth: Sustainability Implications at Water-Food Nexus DOI
Ping He,

Ye‐Jin Son,

Jennifer M. Berkowitz

et al.

Environmental Science & Technology, Journal Year: 2025, Volume and Issue: unknown

Published: Jan. 22, 2025

Phosphorus recovery through enhanced biological phosphorus removal (EBPR) processes from agricultural wastes holds promise in mitigating the impending global P shortage. However, complex nutrient forms and microbial augments, expected to exert a profound impact on crop rhizomicrobiome thus health, remained unexplored. In this study, we investigated impacts of EBPR biosolids crops growth comparison chemical fertilizer Vermont manure compost. Our findings revealed that biosolid augmentation promoted best maize shoot traits with least deficiency, evidencing its benefits. Biosolid significantly impacted decreased biodiversity but higher activities enriched taxa capable utilizing various carbon sources. The novel single-cell Raman spectroscopy phenotyping technique uncovered surprisingly high abundance (up 30%) polyphosphate-accumulating organisms (PAOs) rhizosphere their distinctive variations different amendments. Furthermore, interactions between EBPR-derived PAOs such as Candidatus Accumulibacter phosphatis soil native plant promoting rhizobacteria highlighted previously overlooked status yet-to-be-characterized functions cycling. This study provides perspective leveraging facilitate agronomic benefits, thereby contributing more sustainable ecologically responsible practices.

Language: Английский

Citations

2
Unveiling the roles, mechanisms and prospects of soil microbial communities in sustainable agriculture DOI Creative Commons
Kelvin Kiprotich, Esther K. Muema, Clabe Wekesa

et al.

Discover Soil., Journal Year: 2025, Volume and Issue: 2(1)

Published: Feb. 17, 2025

Abstract Soil hosts diverse microbial communities including bacteria, fungi, archaea, protozoans and nematodes among others, which are fundamental to sustainable agriculture drive essential processes that underpin soil fertility, plant health, ecosystem resilience. They promote growth through mechanisms like nitrogen fixation, phosphorus solubilization, production of growth-promoting substances, enhancement nutrient uptake, improvement structure detoxification harmful substances. Recently, there has been increasing interest in utilizing microorganisms improve health boost efficiency, despite limited understanding diversity, microbe-plant interactions, translating laboratory findings field conditions. This is driven by the urgent need feed growing global population, placing pressure on arable land produce high-quality yields. Conventionally, synthetic fertilizers have extensively used provide nutrients, growth, increase crop productivity. Although revolutionized since green revolution, their overuse significantly harmed reduced review synthesizes current knowledge microbes influence agricultural practices, with a focus cycling plant–microbe interactions. We discuss functions important groups, such as nitrogen-fixing phosphorus-solubilizing bacteria (PSB), fungi. Furthermore, we factors highlight gaps future research maximize potential use agriculture. Understanding significance key increases harnessing vital contributors

Language: Английский

Citations

2
Actinomycetes from Caves: An Overview of Their Diversity, Biotechnological Properties, and Insights for Their Use in Soil Environments DOI Creative Commons
Beatrice Farda, Rihab Djebaili, Ilaria Vaccarelli

et al.

Microorganisms, Journal Year: 2022, Volume and Issue: 10(2), P. 453 - 453

Published: Feb. 16, 2022

The environmental conditions of caves shape microbiota. Within caves’ microbial communities, actinomycetes are among the most abundant bacteria. Cave have gained increasing attention during last decades due to novel bioactive compounds with antibacterial, antioxidant and anticancer activities. However, their potential role in soil environments is still unknown. This review summarises literature dealing from caves, underlining for first time roles environments. We provide an overview diversity biotechnological properties, underling applications. contribution fertility bioremediation crops biostimulation biocontrol discussed. survey on show that several genera present cave ecosystems, mainly Streptomyces, Micromonospora, Nocardiopsis. Among actinomycetes, Streptomyces studied genus its ubiquity, survival capabilities, metabolic versatility. Despite actinomycetes’ outstanding capabilities versatility, we inadequate information regarding distribution, population dynamics, biogeochemical processes, metabolisms. Research needs be encouraged, especially concerning applications improve health antagonise phytopathogens.

Language: Английский

Citations

55
Rhizosphere Tripartite Interactions and PGPR-Mediated Metabolic Reprogramming towards ISR and Plant Priming: A Metabolomics Review DOI Creative Commons
Manamele D. Mashabela, Lizelle A. Piater, Ian A. Dubery

et al.

Biology, Journal Year: 2022, Volume and Issue: 11(3), P. 346 - 346

Published: Feb. 22, 2022

Plant growth-promoting rhizobacteria (PGPR) are beneficial microorganisms colonising the rhizosphere. PGPR involved in plant growth promotion and priming against biotic abiotic stresses. Plant–microbe interactions occur through chemical communications rhizosphere a tripartite interaction mechanism between plants, pathogenic microbes plant-beneficial has been defined. However, comprehensive information on plants microbes, biochemical implications of these metabolome is minimal not yet widely available nor well understood. Furthermore, mechanistic nature effects induced systemic resistance (ISR) at molecular metabolic levels to be fully elucidated. As such, research investigating communication currently underway. Over past decades, metabolomics approaches have extensively used describing detailed organisms allowed understanding reprogramming due interactions. Here, we review systems that lead stimulation priming/induced applications complex

Language: Английский

Citations

54
Bioencapsulation of Microbial Inoculants: Mechanisms, Formulation Types and Application Techniques DOI Creative Commons

Blanca Rojas-Sánchez,

Paulina Guzmán-Guzmán, Luzmaría R. Morales-Cedeño

et al.

Applied Biosciences, Journal Year: 2022, Volume and Issue: 1(2), P. 198 - 220

Published: Sept. 1, 2022

The excessive use of agrochemicals in the field to increase production and counteract negative effects caused by biotic abiotic factors has led a deterioration soil fertility, plus an increment impacts on environment human health. Therefore, application beneficial microorganisms as bioinoculants is eco-friendly alternative agrochemicals. Plant growth-promoting bacteria fungi have been effective promoting plant growth production, well reducing action pathogens multiple crops. However, successful such agricultural faced several difficulties, survival, colonization efficiency short periods shelf storage. it essential explore novel ways encapsulate, formulate apply bioinoculants. To obtain expected quality bioencapsulated products, determine type polymer, capsule size, encapsulation technique correct chemical physical cofactors involved process. Thus, this review highlights various formulation types techniques, discussing advantages using microbial encapsulates better results production.

Language: Английский

Citations

51