Results 51 to 60 of about 4,509 (176)

A novel strain D5 isolated from Acacia confusa. [PDF]

open access: yesPLoS ONE, 2012
We isolated a novel strain D5 from nodules of Acacia confusa. Under strict sterile conditions the strain could successfully nodulate Acacia confusa, A. crassicarpa and A.
Baoling Huang   +3 more
doaj   +1 more source

Relative abundance of nitrogen cycling microbes in coral holobionts reflects environmental nitrate availability

open access: yesRoyal Society Open Science, 2021
Recent research suggests that nitrogen (N) cycling microbes are important for coral holobiont functioning. In particular, coral holobionts may acquire bioavailable N via prokaryotic dinitrogen (N2) fixation or remove excess N via denitrification activity.
Arjen Tilstra   +6 more
doaj   +1 more source

Reprogramming of Gene Transcripts and Metabolites by the Wild Soybean Endophyte Pseudomonas sp. 77S3 Improves Soybean Salt Tolerance

open access: yesPlant Biotechnology Journal, EarlyView.
ABSTRACT Soybean is a critical source of protein and vegetable oil worldwide. Expanding its cultivation into salinity lands represents a promising strategy for increasing production; however, soil salinity severely limits soybean growth by disrupting physiological and metabolic homeostasis.
Wanying Zhang   +13 more
wiley   +1 more source

Enhanced CO2 Coordinates the Spatial Recruitment of Diazotrophs in Rice Via Root Development

open access: yesPlant, Cell &Environment, EarlyView.
ABSTRACT Understanding the reciprocal interaction between root development and coadapted beneficial microbes in response to elevated CO2 (eCO2) will facilitate the identification of nutrient‐efficient cultivars for sustainable agriculture. Here, systematic morphological, anatomical, chemical and gene expression assays performed under low‐nitrogen ...
Junwen Zhao   +12 more
wiley   +1 more source

Molecular evidence for sediment nitrogen fixation in a temperate New England estuary [PDF]

open access: yesPeerJ, 2016
Primary production in coastal waters is generally nitrogen (N) limited with denitrification outpacing nitrogen fixation (N2-fixation). However, recent work suggests that we have potentially underestimated the importance of heterotrophic sediment N2 ...
Silvia E. Newell   +3 more
doaj   +2 more sources

Diverse and Novel nifH and nifH -Like Gene Sequences in the Deep-Sea Methane Seep Sediments of the Okhotsk Sea [PDF]

open access: yesApplied and Environmental Microbiology, 2009
ABSTRACT Diverse nifH and nifH -like gene sequences were obtained from the deep-sea surface sediments of the methane hydrate-bearing Okhotsk Sea. Some sequences formed novel families of the NifH or NifH-like proteins, of currently unresolved bacterial or archaeal origin.
Hongyue, Dang   +3 more
openaire   +2 more sources

Diversity and Plant Growth‐Promoting Potential of Duckweed‐Associated Bacteria on Wolffia globosa Biomass Production and Nutritional Quality

open access: yesEnvironmental Microbiology Reports, Volume 18, Issue 2, April 2026.
Co‐cultivation screening of 116 duckweed‐associated bacteria revealed isolates that enhanced Wolffia globosa biomass up to 77.75%, with Pseudomonas toyotomiensis W5–11 increasing dry weight 3.18‐fold and chlorophyll content 2.75‐fold, demonstrating their potential as biofertilisers for sustainable duckweed production.
Sirapat Kettongruang   +2 more
wiley   +1 more source

High nitrogen fixation and Braarudosphaera presence in the North Sea

open access: yesLimnology and Oceanography, Volume 71, Issue 3, March 2026.
Abstract Nitrogen fixation, the microbial conversion of dinitrogen gas to ammonia, is a key nitrogen source and critical for sustaining marine productivity. We investigated the diversity and activity of nitrogen‐fixers in surface waters of the North Sea and Norwegian coast during July 2023.
Kendra Turk‐Kubo   +10 more
wiley   +1 more source

The shifts of diazotrophic communities in spring and summer associated with coral Galaxea astreata, Pavona decussata and Porites lutea

open access: yesFrontiers in Microbiology, 2016
The coral holobiont often resides in oligotrophic waters; both coral cells and their symbiotic dinoflagellates possess ammonium assimilation enzymes and potentially benefit from the nitrogen fixation of coral-associated diazotrophs. However, the seasonal
Yanying Zhang   +9 more
doaj   +1 more source

Influence of ammonium and moisture on survival and nifH transcription in the diazotrophic Pseudomonas mendocina S10

open access: yesNotulae Scientia Biologicae, 2020
Nitrogen is important for crop productivity and usually added in form of urea into the soil which negatively affects the environment. It is important to utilize nitrogen fixing bacteria for improving the nitrogen content of soil in India.
Sushma SHARMA, Dileep K. SINGH
doaj   +1 more source

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