Results 81 to 90 of about 309,635 (167)

Unveiling the contribution of particle-associated non-cyanobacterial diazotrophs to N2 fixation in the upper mesopelagic North Pacific Gyre

open access: yesCommunications Biology
Dinitrogen (N2) fixation supports marine life through the supply of reactive nitrogen. Recent studies suggest that particle-associated non-cyanobacterial diazotrophs (NCDs) could contribute significantly to N2 fixation contrary to the paradigm of ...
Christian F. Reeder   +13 more
doaj   +1 more source

Benthic nitrogen fixation in Zostera marina meadows in an upwelling-influenced coastal lagoon

open access: yesCiencias Marinas, 2017
Dinitrogen (N2) fixation rates were determined in the phyllosphere and in sediments with and without the presence of eelgrass (Zostera marina) in San Quintín Bay, an upwelling-influenced coastal lagoon in the NE Pacific.
Julieta Hernández-López   +5 more
doaj   +1 more source

Height From the Ground and Phytotelm pH Affect Prokaryotic Diversity in Epiphytic Bromeliads

open access: yesEnvironmental Microbiology Reports, Volume 18, Issue 5, October 2026.
The prokaryotic community composition within epiphytic bromeliad phytotelmata is influenced by habitat and plant characteristics, such as pH, volume and the height at which the plant is found. In addition, various features correlate with different functional groups of prokaryotes within the bromeliad phytotelm.
Xaali O'Reilly‐Berkeley   +4 more
wiley   +1 more source

Benthic Dinitrogen Fixation Traversing the Oxygen Minimum Zone Off Mauritania (NW Africa)

open access: yesFrontiers in Marine Science, 2017
Despite its potential to provide new nitrogen (N) to the environment, knowledge on benthic dinitrogen (N2) fixation remains relatively sparse, and its contribution to the marine N budget is regarded as minor.
Jessica Gier   +6 more
doaj   +1 more source

Computational Design and Theoretical Evaluation of Novel Heterocyclic Energetic Materials Based on 5‐H‐Imidazo‐[4,5‐c]‐Pyridazine and 1,2,4‐Triazolo‐[4,3‐a]‐Pyrazine Scaffolds

open access: yesJournal of Computational Chemistry, Volume 47, Issue 23, September 5, 2026.
Eighty‐eight novel energetic compounds based on 5‐H‐imidazo‐[4,5‐c]pyridazine and 1,2,4‐triazolo‐[4,3‐a]pyrazine scaffolds, functionalized with nitro, nitramino, azido, and nitrate ester groups, were theoretically evaluated by DFT. Nine candidates surpassed RDX in density and detonation performance while maintaining acceptable impact sensitivity.
Luciana Amorim da Silva   +3 more
wiley   +1 more source

Dinitrogen fixation in legumes

open access: yes, 1987
Thesis (M.S.)-- American University of Beirut. Department of Crop Production and Protection, 1987.;"Advisor: Mounif Nourallah: Assistant Professor of Agronomy – Members of Committee: Ibrahim Rubeiz, Assistant Professor Horiculture Muin Baasiri ...
Tayyar, Rana
core  

Rapid mode switching facilitates the growth of Trichodesmium: A model analysis

open access: yesiScience
Summary: Trichodesmium is one of the dominant dinitrogen (N2) fixers in the ocean, influencing global carbon and nitrogen cycles through biochemical reactions.
Meng Gao   +5 more
doaj   +1 more source

Exploring Legume-Rhizobia Symbiotic Models for Waterlogging Tolerance

open access: yesFrontiers in Plant Science, 2019
Unexpected and increasingly frequent extreme precipitation events result in soil flooding or waterlogging. Legumes have the capacity to establish a symbiotic relationship with endosymbiotic atmospheric dinitrogen-fixing rhizobia, thus contributing to ...
Chiara Pucciariello   +4 more
doaj   +1 more source

CO-Induced Dinitrogen Fixation and Cleavage Mediated by Boron. [PDF]

open access: yesChemistry, 2021
Deng G   +6 more
europepmc   +1 more source

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