Results 191 to 200 of about 50,085 (225)

Unlocking nitrogen regulation: structural insights into the NifL‐NifA complex and prospects for engineered diazotrophs

open access: yesThe FEBS Journal, Volume 293, Issue 6, Page 1616-1620, March 2026.
The urgent need for sustainable agriculture places biological nitrogen fixation at the forefront of current biotechnological research. Plant growth‐promoting rhizobacteria play crucial roles in agriculture by enhancing nutrient absorption, regulating hormonal balance, and providing reduced nitrogen to plants. Among these, diazotrophic bacteria, such as
Edileusa Cristina Marques Gerhardt   +1 more
wiley   +1 more source

Chemical Characterization and Antibiotic-Enhancing Activity of the Essential Oils of Propolis of Melipona quadrifasciata quadrifasciata. [PDF]

open access: yesPlants (Basel)
Albuquerque ES   +11 more
europepmc   +1 more source

Disentangling the Components Shaping Aquatic Richness Over Spatial Scales in Extreme Climatic Events

open access: yesFreshwater Biology, Volume 71, Issue 3, March 2026.
ABSTRACT Species richness in a region can be partitioned into three components: (1) spatial aggregation of individuals, (2) variation in total individual density and (3) species abundance distribution (SAD). However, it remains unclear how the influence of these components on richness changes under extreme climatic events.
Laura A. Ortega‐Corredor   +4 more
wiley   +1 more source

An Overview of Orchidaceae from Brazil: Advances and Shortfalls After 400 Years of Studies. [PDF]

open access: yesPlants (Basel)
Pessoa EM   +43 more
europepmc   +1 more source

Structural Drivers of GHG Emissions in Sergipe and the Rest of Brazil: A Decomposition Analysis, 2011–2018

open access: yesGrowth and Change, Volume 57, Issue 1, March 2026.
ABSTRACT This paper investigates the structural drivers of changes in greenhouse gas (GHG) emissions embedded in trade in the state of Sergipe, Brazil, between 2011 and 2018. Using Structural Decomposition Analysis (SDA), the study identifies the contributions of emission intensity, technological change, and shifts in final demand to sectoral emission ...
João Paulo Pereira de Melo   +3 more
wiley   +1 more source

The Changing Landscape of Root‐Knot Nematodes in Brazilian Soybean Fields: Shifting Prevalence of Meloidogyne arenaria, M. incognita and M. javanica and the Occurrence of an Emerging Species, M. enterolobii

open access: yesPlant Pathology, Volume 75, Issue 2, March–April 2026.
An integrative biochemical and molecular survey of 344 soybean fields across Brazil revealed shifts in Meloidogyne species composition, high co‐occurrence rates, and the first report of M. enterolobii in commercial soybean fields, highlighting its geographic expansion and the need for improved nematode management strategies.
Francisco de Assis dos Santos Diniz   +4 more
wiley   +1 more source

Modelling the Climatic Suitability of Digitaria insularis, a Global Invasive Species, Under Climate Change Scenarios

open access: yesWeed Research, Volume 66, Issue 2, March/April 2026.
ABSTRACT Grasses in the Poaceae family are major components of global ecosystems and agricultural systems, and their adaptive success has enabled some species to become highly competitive weeds. Digitaria insularis (sourgrass), a C4 perennial grass native to the Americas and now widely introduced elsewhere, has evolved herbicide resistance and poses an
Thiago D. Ludwig   +6 more
wiley   +1 more source

Effects of <i>Curcuma longa</i> L. and Green Propolis Extract-Loaded Microcapsules Supplementation on Inflammation in Hemodialysis Patients: Preliminary Results of a Randomized Clinical Trial. [PDF]

open access: yesLife (Basel)
Britto I   +13 more
europepmc   +1 more source

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