U.S. flag

An official website of the United States government

PubAg

Main content area

You searched for: Subject "rhizosphere" Remove constraint Subject: "rhizosphere"
Start Over

Search

12,289  Search Results

« Previous | 1 - 20 of 12,289 |
Number of results to display per page

Search Results

1. Application of Plant Growth Promoting Microorganism and Plant Growth Regulators in Agricultural Production and Research

Author:
Khan, Naeem
Source:
Agronomy 2021 v.11 no.3
ISSN:
2073-4395
Subject:
rhizosphere,   etc   ; agronomy; plant growth;     Show all 3 Subjects
Abstract:
... Plant growth-promoting microorganisms (PGPM) are rhizosphere microorganisms that colonize the root environment [...] ...
DOI:
10.3390/agronomy11030524

2. Phyllosphere microbiota: Community dynamics and its interaction with plant hosts

Author:
Gong, Tianyu; Xin, Xiu‐Fang
Source:
Journal of integrative plant biology 2021 v.63 no.2 pp. 297-304
ISSN:
1672-9072
Subject:
rhizosphere,   etc   ; microorganisms; phyllosphere; plant biology; plant health;     Show all 5 Subjects
Abstract:
... Plants are colonized by various microorganisms in natural environments. While many studies have demonstrated key roles of the rhizosphere microbiota in regulating biological processes such as nutrient acquisition and resistance against abiotic and biotic challenges, less is known about the role of the phyllosphere microbiota and how it is established and maintained. This review provides an update ...
DOI:
10.1111/jipb.13060

3. Rhizoremediation as a green technology for the remediation of petroleum hydrocarbon-contaminated soils

Author:
Hoang, Son A.; Lamb, Dane; Seshadri, Balaji; Sarkar, Binoy; Choppala, Girish; Kirkham, M.B.; Bolan, Nanthi S.
Source:
Journal of hazardous materials 2021 v.401 pp. 123282
ISSN:
0304-3894
Subject:
rhizosphere,   etc   ; bioaugmentation; petroleum; sustainable technology; symbiosis;     Show all 5 Subjects
Abstract:
... Rhizoremediation is increasingly becoming a green and sustainable alternative to physico-chemical methods for remediation of contaminated environments through the utilization of symbiotic relationship between plants and their associated soil microorganisms in the root zone. The overall efficiency can be enhanced by identifying suitable plant-microbe combinations for specific contaminants and suppo ...
DOI:
10.1016/j.jhazmat.2020.123282

4. Biocontrol by induced systemic resistance using plant growth promoting rhizobacteria

Author:
Messa, Vinícius Rigueiro
Source:
Rhizosphere 2021 v.17 pp. 100323
ISSN:
2452-2198
Subject:
rhizosphere; rhizosphere bacteria,   etc   ; biological control; energy; innate immunity; pathogens; plant growth; plant protection; systemic acquired resistance;     Show all 9 Subjects
Abstract:
... Resistance induction involves the activation of latent defense mechanisms existing in plants in response to treatment with biotic or abiotic agents. The plants have an inducible defense system, in order to save energy. Resistance induced in natural conditions will only cost in the presence of the pathogen. During the evolutionary process, plants acquired a sophisticated defensive strategy to “perc ...
DOI:
10.1016/j.rhisph.2021.100323

5. Effects of bentonite on the growth process of submerged macrophytes and sediment microenvironment

Author:
Liu, Yunli; Zou, Yilingyun; Kong, Lingwei; Bai, Guoliang; Luo, Feng; Liu, Zisen; Wang, Chuan; Ding, Zimao; He, Feng; Wu, Zhenbin; Zhang, Yi
Source:
Journal of environmental management 2021 v.287 pp. 112308
ISSN:
0301-4797
Subject:
rhizosphere,   etc   ; bentonite; clay; ecological restoration; eutrophication; growth promotion; macrophytes; sediments;     Show all 8 Subjects
Abstract:
... The effects of clay mineral bentonite on the growth process of submerged macrophyte V. spiralis and sediment microenvironment were investigated in the study for the first time, aiming to determine whether it is suitable for application in the field of ecological restoration. The growth index, and physiological and biochemical index of V. spiralis in the experiments were measured once a month, and ...
DOI:
10.1016/j.jenvman.2021.112308

6. Comparison of numerical methods for radial solute transport to simulate uptake by plant roots

Author:
Kuppe, Christian W.; Huber, Gregor; Postma, Johannes A.
Source:
Rhizosphere 2021 v.18 pp. 100352
ISSN:
2452-2198
Subject:
rhizosphere,   etc   ; advection; diffusivity; models; nutrient uptake; soil; solutes;     Show all 7 Subjects
Abstract:
... The 1D radial solute transport model with non-linear inner boundary condition is widely used for simulating nutrient uptake by plant roots. When included into an architectural root model, this local model has to be solved for a high number of root segments, e. g. 105 – 106 segments for large root systems. Each root segment comes with its own local parameter set in heterogeneous root architectural ...
DOI:
10.1016/j.rhisph.2021.100352

7. Genomic analysis of a Pseudomonas strain with multiple plant growth promoting properties

Author:
Babalola, Olubukola Oluranti; Fasusi, Oluwaseun Adeyinka; Amoo, Adenike Eunice; Ayangbenro, Ayansina Segun
Source:
Rhizosphere 2021 v.18 pp. 100342
ISSN:
2452-2198
Subject:
rhizosphere,   etc   ; Pseudomonas; corn; genomics; plant growth; South Africa;     Show all 6 Subjects
Abstract:
... Pseudomonas rhizosphaerae OA2 is a rhizobacterium species characterized as plant growth-promoter isolated from the rhizosphere of maize grown in the research field of North-West University, South Africa. The whole genomic sequencing of Pseudomonas rhizosphaerae was perform using Illumina-based and the read length obtained from the sequencing data was 88,559,000 bp. The purpose of this article is t ...
DOI:
10.1016/j.rhisph.2021.100342

8. Organic and nitrogenous pollutants removal paths in vegetation activated sludge process (V-ASP) for decentralized wastewater treatment by using stable isotope technique

Author:
Su, Xiaoli; Yuan, Jiajia; Dong, Wenyi; Sun, Feiyun; Wang, Mingming; Dong, Zijun; Li, Wenzheng; Du, Changhang
Source:
Bioresource technology 2021 v.330 pp. 124959
ISSN:
0960-8524
Subject:
rhizosphere,   etc   ; ; activated sludge; denitrification; stable isotopes; temperature; vegetation; wastewater treatment;     Show all 8 Subjects
Abstract:
... The organics (C) and nitrogenous (N) pollutants removal paths by functional units in vegetation-activated sludge process (V-ASP) were investigated by using stable isotope probing and high-throughput sequencing for the first time. V-ASP system displayed superior treatment performance compared to conventional activated sludge system, as manifested by its greater C and N removal efficiencies, higher ...
DOI:
10.1016/j.biortech.2021.124959

9. Richness of Rhizosphere Organisms Affects Plant P Nutrition According to P Source and Mobility

Author:
Trap, Jean; Ranoarisoa, Patricia Mahafaka; Irshad, Usman; Plassard, Claude
Source:
Agriculture (Basel) 2021 v.11 no.2
ISSN:
2077-0472
Subject:
rhizosphere,   etc   ; Nematoda; agriculture; correlation; ectomycorrhizae; growth chambers; mutualism; nutrition; soil;     Show all 9 Subjects
Abstract:
... Plants evolve complex interactions with diverse soil mutualist organisms to enhance P mobilization from the soil. These strategies are particularly important when P is poorly available. It is still unclear how the soil P source (e.g., mineral P versus recalcitrant organic P) and its mobility in the soil (high or low) affect soil mutualist biological (ectomycorrhizal fungi, bacteria and bacterial-f ...
DOI:
10.3390/agriculture11020157

10. Effects of S-metolachlor on wheat (Triticum aestivum L.) seedling root exudates and the rhizosphere microbiome

Author:
Qu, Qian; Li, Yan; Zhang, Zhenyan; Cui, Hengzheng; Zhao, Qianqiu; Liu, Wanyue; Lu, Tao; Qian, Haifeng
Source:
Journal of hazardous materials 2021 v.411 pp. 125137
ISSN:
0304-3894
Subject:
rhizosphere; rhizosphere bacteria,   etc   ; Burkholderiaceae; Rhizobiaceae; Triticum aestivum; hydrogen peroxide; metabolomics; metolachlor; microbiome; phytotoxicity; root exudates; seedling growth; seedlings; wheat;     Show all 14 Subjects
Abstract:
... S-metolachlor (S-ME) is a common chloroacetanilide herbicide. Here, we investigated the effects of S-ME on wheat seedling growth and explored via metabolomics the driver through which S-ME changes the rhizosphere microbiome. The results indicated that 4 mg/kg S-ME had a strong inhibitory effect on plant growth by inducing hydrogen peroxide (H₂O₂) levels. The richness of the rhizosphere microbiome ...
DOI:
10.1016/j.jhazmat.2021.125137

11. Biological control of onion basal rot disease using phosphate solubilising rhizobacteria

Author:
Bektas, Idris; Kusek, Mustafa
Source:
Biocontrol science and technology 2021 v.31 no.2 pp. 190-205
ISSN:
1360-0478
Subject:
rhizosphere; rhizosphere bacteria,   etc   ; Fusarium oxysporum; antagonists; biological control; disease severity; fungicides; liquids; mycelium; onions; pH; phosphates; seed treatment; soil; solubilization;     Show all 15 Subjects
Abstract:
... Onion basal rot is the most destructive disease caused by Fusarium oxysporum f. sp. cepae (FOC) for onion growing regions of the world. To control this disease, biological control agents 287 phosphate solubilising bacteria (PSB) were isolated from 43 onion rhizosphere soil samples. The value on the phosphate solubilisation index (SI) of the PSB was calculated to be in the range of 1.2–5.5, and a q ...
DOI:
10.1080/09583157.2020.1839381

12. Rhizobium rhizolycopersici sp. nov., Isolated from the Rhizosphere Soil of Tomato Plants in China

Author:
Thin, Kyu Kyu; He, Shan-Wen; Wang, Xing; Wang, Yao; Rong, Ma; Han, Ji-Gang; Zhang, Xiaoxia
Source:
Current microbiology 2021 v.78 no.2 pp. 830-836
ISSN:
0343-8651
Subject:
rhizosphere; rhizosphere bacteria,   etc   ; Rhizobium; catalase; genes; glycolipids; nucleic acid hybridization; pH; phosphatidylcholines; phosphatidylethanolamines; phylogeny; quinones; soil; tomatoes; China;     Show all 15 Subjects
Abstract:
... During characterization of rhizobacteria, strain DBTS2ᵀ was isolated from the rhizosphere soil samples of healthy tomato plants and characterized using a polyphasic taxonomic approach. Phylogenetic analysis using 16S rRNA gene sequences showed this strain belonged to the genus Rhizobium and was most closely related to Rhizobium subbaraonis JC85ᵀ (99.1%) and Rhizobium daejeonense CCBAU 10050ᵀ (97%) ...
DOI:
10.1007/s00284-020-02323-6

13. Beneficial traits of root endophytes and rhizobacteria associated with plants growing in phytomanaged soils with mixed trace metal-polycyclic aromatic hydrocarbon contamination

Author:
Kidd, Petra S.; Álvarez, Analía; Álvarez-López, Vanessa; Cerdeira-Pérez, Andrea; Rodríguez-Garrido, Beatriz; Prieto-Fernández, Ángeles; Chalot, Michel
Source:
Chemosphere 2021 v.277 pp. 130272
ISSN:
0045-6535
Subject:
rhizosphere; rhizosphere bacteria,   etc   ; Actinobacteria; Alnus; Populus; Rhizobium; Zea mays; bacterial communities; corn; endophytes; mycorrhizae; polluted soils; polycyclic aromatic hydrocarbons; remediation; species diversity; trace elements; France;     Show all 17 Subjects
Abstract:
... The diversity of cultivable bacteria associated with plants from phytomanaged soils with mixed trace metal (TM) and polycyclic aromatic hydrocarbon (PAH) contamination in Pierrelaye (France) was evaluated. The emphasis was on the cultivable bacterial community since the overall objective is to obtain inoculants to improve the remediation of this type of contaminated site. Root endophytic and rhizo ...
DOI:
10.1016/j.chemosphere.2021.130272

14. Cellulosimicrobium funkei strain AR6 alleviate Cr(VI) toxicity in Lycopersicon esculentum by regulating the expression of growth responsible, stress tolerant and metal transporter genes

Author:
Karthik, Chinnannan; Kadirvelu, Krishna; Bruno, Benedict; Maharajan, Kannan; Rajkumar, Mani; Manoj, Srinivas Ravi; Arulselvi, Padikasan Indra
Source:
Rhizosphere 2021 v.18 pp. 100351
ISSN:
2452-2198
Subject:
rhizosphere; rhizosphere bacteria,   etc   ; Cellulosimicrobium; Solanum lycopersicum var. lycopersicum; antioxidants; biomass; cell walls; chromium; gene expression; malondialdehyde; plant growth; pollutants; proline; stress tolerance; toxicity; transcription (genetics);     Show all 16 Subjects
Abstract:
... Chromium (VI) [Cr(VI)] is the predominant environmental pollutant, which adversely affects the growth, physiology and molecular behaviour of the plants. Mitigation of Cr(VI) toxicity in plant by plant growth promoting rhizobacteria (PGPR) is an efficient inexpensive approach. Hence, the present study was designed to elucidate the influence of Cellulosimicrobium funkei AR6 strain on the growth, phy ...
DOI:
10.1016/j.rhisph.2021.100351

15. Laponite® nanoclay gel based microenvironment for plant probiotic rhizobacterial delivery

Author:
Snigdha, S.; Jishma, P.; Nandakumar, Kalarikkal; Sylas, V.P.; Thomas, Sabu; Radhakrishnan, E.K.
Source:
Rhizosphere 2021 v.18 pp. 100346
ISSN:
2452-2198
Subject:
rhizosphere; rhizosphere bacteria,   etc   ; Pseudomonas; Vigna unguiculata; biometry; gels; laponite; leaf length; leaves; organic carbon; photosynthesis; plant growth; probiotics; soil analysis; solubilization; viability;     Show all 16 Subjects
Abstract:
... The current study reports the development of nanoclay based delivery system for the encapsulation of for plant growth promoting rhizobacteria. Five strains of Pseudomonas spp. were selected for the study. They were encapsulated in laponite gel beads and used to treat Vigna unguiculata seedlings. The growth parameters of the treated plants were studied. The treated plants showed significant improve ...
DOI:
10.1016/j.rhisph.2021.100346

16. Beneficial rhizobacterium provides positive plant–soil feedback effects to Ageratina adenophora

Author:
SUN, Yuan-yuan; ZHANG, Qiu-xin; ZHAO, Yun-peng; DIAO, Yue-hui; GUI, Fu-rong; YANG, Guo-qing
Source:
Journal of integrative agriculture 2021 v.20 no.5 pp. 1327-1335
ISSN:
2095-3119
Subject:
rhizosphere; rhizosphere bacteria,   etc   ; Adenophora; Ageratina adenophora; Bacillus cereus; Rhizobium; agriculture; allelochemicals; ammonium nitrogen; degradation; germination; introduced species; length; phosphorus; soil; soil treatment; soil-plant interactions; weight;     Show all 18 Subjects
Abstract:
... Rhizosphere microbial communities play important roles in facilitating or inhibiting the establishment of exotic species. Since some invasive plants interact with soil microbial communities such as rhizosphere bacteria, changes triggered by rhizosphere bacteria may alter competitive interactions between exotic and native plants. This study compared the Bacillus cereus content in soils with differe ...
DOI:
10.1016/S2095-3119(20)63234-8

17. Rhizobacteria Associated with a Native Solanaceae Promote Plant Growth and Decrease the Effects of Fusariumoxysporum in Tomato

Author:
Delgado-Ramírez, Carmen Sanjuana; Hernández-Martínez, Rufina; Sepúlveda, Edgardo
Source:
Agronomy 2021 v.11 no.3
ISSN:
2073-4395
Subject:
rhizosphere; rhizosphere bacteria,   etc   ; ; Arthrobacter; Fusarium oxysporum; Fusarium wilt; Paenibacillus; Pseudomonas; Solanum hindsianum; Streptomyces; agronomy; greenhouses; pathogens; plant growth; plant growth-promoting rhizobacteria; shrubs; tomatoes; Mexico;     Show all 18 Subjects
Abstract:
... Plant growth-promoting rhizobacteria are often utilized to improve crop health and productivity. Nevertheless, their positive effects can be hindered if they fail to withstand the environmental and ecological conditions of the regions where they are applied. An alternative approach to circumvent this problem is a tailored selection of bacteria for specific agricultural systems. In this work, we ev ...
DOI:
10.3390/agronomy11030579

18. Resident rhizosphere microbiome’s ecological dynamics and conservation: Towards achieving the envisioned Sustainable Development Goals, a review

Author:
Omotayo, Oluwadara Pelumi; Babalola, Olubukola Oluranti
Source:
International soil and water conservation research 2021 v.9 no.1 pp. 127-142
ISSN:
2095-6339
Subject:
rhizosphere; rhizosphere bacteria,   etc   ; Nematoda; Proteobacteria; biodiversity; ecosystems; food security; fructose; homoserine; humans; land degradation; land use; microbiome; nitrogen; plant growth; research; sitosterols; soil; water conservation;     Show all 19 Subjects
Abstract:
... The role of the rhizosphere microbiome remain crucial to human existence and can therefore not be over-looked, particularly with respect to plant growth, development and yield. The rhizosphere is the ‘home’ for several genes, some of which are responsible for the various trait and features exhibited by plants. Numerous microbes have been identified to inhabit the rhizosphere, some of which are the ...
DOI:
10.1016/j.iswcr.2020.08.002

19. Use of plant growth-promoting rhizobacteria (PGPR) and organic fertilization for soilless cultivation of basil

Author:
Moncada, Alessandra; Miceli, Alessandro; Vetrano, Filippo
Source:
Scientia horticulturae 2021 v.275 pp. 109733
ISSN:
0304-4238
Subject:
rhizosphere; rhizosphere bacteria,   etc   ; Bacillus (bacteria); basil; biomass; inoculum; leaves; liquids; mineral fertilizers; nitrates; nutrient solutions; plant growth; plant growth-promoting rhizobacteria; soilless culture;     Show all 14 Subjects
Abstract:
... Today there is a greater environmental and ecological awareness and it is growing the number of farmers who want to adopt sustainable and efficient cultivation systems even if not officially certified as organic. Sustainable and modern cultivation systems must involve organic fertilization and cannot ignore the role of rhizosphere microorganisms. Starting from this premise, this paper aimed to eva ...
DOI:
10.1016/j.scienta.2020.109733

20. Abiotic mechanism changing tetracycline resistance in root mucus layer of floating plant: The role of antibiotic-exudate complexation

Author:
Zhang, Ming; Cai, Zhongxia; Zhang, Guofu; Zhang, Daoyong; Pan, Xiangliang
Source:
Journal of hazardous materials 2021 v.416 pp. 125728
ISSN:
0304-3894
Subject:
rhizosphere,   etc   ; antibiotic resistance; bacterial communities; chlorides; minimum inhibitory concentration; molecular weight; mucus; tetracycline;     Show all 8 Subjects
Abstract:
... Antibiotic contamination and antibiotic resistance have caused growing concerns in different aquatic environments. This work investigated the complexation between tetracycline chloride (TCH) and the molecular weight (MW)-fractionated root exudates − the key abiotic mechanism impacting antibiotic fate and antibiotic resistance in rhizosphere. Results show that the affinity of TCH to the high MW exu ...
DOI:
10.1016/j.jhazmat.2021.125728