Results 121 to 130 of about 1,248,108 (308)

Nitrogen fixation rate and carbon fixation in the oligotrophic North Pacific

open access: yes, 2013
Nitrogen fixation rate and carbon fixation in the oligotrophic North ...
White, Angelicque E   +11 more
core   +1 more source

Mapping Correlated Environmental Landscapes in the Fluorescence Response of a Pyrenylated Charge‐Transfer Probe via Data‐Driven Nonlinear Regression

open access: yesAdvanced Materials Interfaces, EarlyView.
A pyrenylated donor–acceptor probe exhibits environment‐dependent fluorescence governed by intramolecular charge transfer, restricted molecular motion, and supramolecular organization. Nonlinear regression accurately reconstructs fluorescence responses to viscosity, temperature, concentration, and pH, while correlated parameter maps reveal hidden ...
Harshal V. Barkale   +2 more
wiley   +1 more source

Relationships between biological nitrogen fixation and available nitrogen at scales from molecular to community level

open access: yes, 2017
In the context of the current rapid increase of anthropogenic nitrogen input in global ecosystems, clarifying the relationship between biological nitrogen fixation and available nitrogen has important guiding significance for the estimation of ecosystem ...
Che, Rongxiao   +12 more
core   +1 more source

Enhancing nitrogen fixation

open access: yesCalifornia Agriculture, 1982
Not available – first paragraph follows: Production of ammonia from atmospheric nitrogen by the Rhizobium-legume symbiosis offers opportunities for genetic improvement of both Rhizobium bacteria and host legume.
D Phillips, L Williams
doaj  

Multi‐sensor and multi‐temporal high‐throughput phenotyping for monitoring and early detection of water‐limiting stress in soybean

open access: yesPlant Phenome Journal
Soybean (Glycine max [L.] Merr.) production is susceptible to biotic and abiotic stresses, exacerbated by extreme weather events. Water limiting stress, that is, drought, emerges as a significant risk for soybean production, underscoring the need for ...
Sarah E. Jones   +7 more
doaj   +1 more source

Evaluation of seven peanut genotypes for nitrogen fixation and agronomic traits [PDF]

open access: yesSongklanakarin Journal of Science and Technology (SJST), 2005
Indirect measurement of the traits related to N2-fixation may be useful as selection criteria for high nitrogen fixation. The objectives of this study were to determine the association between parameters indicative of nitrogen fixation and agronomic ...
Jumroon Sikhinarum   +6 more
doaj  

Where Precursor Loading Stops Making a Difference: Resolving an Operational Infiltration Limit for Nanoparticle Synthesis Using Dual Quantification of Reverse Micelle Nanoreactors

open access: yesAdvanced Materials Interfaces, EarlyView.
A dual characterization strategy combining nanomechanical and mass measurements resolves a common operational loading threshold in reverse micelle nanoreactors. This transferable framework provides a rational strategy for optimizing precursor loading and nanoparticle synthesis, across template‐mediated fabrication systems.
Linan Cui   +3 more
wiley   +1 more source

The model legume Medicago truncatula A17 is poorly matched for N2fixation with the sequenced microsymbiont Sinorhizobium meliloti 1021 [PDF]

open access: yes, 2008
Medicago truncatula (barrel medic) A17 is currently being sequenced as a model legume, complementing the sequenced root nodule bacterial strain Sinorhizobium meliloti 1021 (Sm1021). In this study, the effectiveness of the Sm1021-M.
Terpolilli, J.J.   +4 more
core  

Experiments on nitrogen fixation by nodulated lucerne

open access: yes, 1971
Field experiments at five sites (two on clay loam, two on a sandy soil and one on chalky loam) compared dry-matter yields and nitrogen contents of lucerne and ryegrass.
Nutman, P. S.   +2 more
core   +1 more source

Reducing Interfacial Separation Force in High‐Speed Constrained‐Surface Projection Stereolithography Using a Dual‐Modulus Silicone Release Film

open access: yesAdvanced Materials Interfaces, EarlyView.
A dual‐modulus silicone release film creates distributed stress concentrations at high‐/low‐modulus boundaries, triggering multi‐site crack initiation and rapid interfacial detachment. The architecture lowers the peak separation force by 97.6%, shortens detachment time, and enables stable continuous projection stereolithography at 720 mm h−1, offering ...
Xiaogang Li   +3 more
wiley   +1 more source

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