Results 151 to 160 of about 81,184 (290)

Morphology of Guard Hairs in Amazonian Marsupials: Intergeneric Variation, Habitat and Habit Association in a Phylogenetic Framework of the Order Didelphimorphia

open access: yesActa Zoologica, Volume 107, Issue 4, Page 460-469, October 2026.
ABSTRACT The cuticle and medulla of guard hairs exhibit distinct morphological patterns among mammalian species. To investigate this variability in marsupials from the Brazilian Amazon, we analysed guard hairs from nine Didelphimorphia species and incorporated data from an additional 25 didelphid species.
Matheus M. Bitencourt   +4 more
wiley   +1 more source

Fragmentation by Dams and Habitat Quality Affect Body Condition of a Small Characid in a Neotropical System

open access: yesEcology of Freshwater Fish, Volume 35, Issue 4, October 2026.
ABSTRACT The structure of stream networks naturally fragments freshwater habitats, but this complexity is increasingly intensified by dams and reservoirs. How anthropogenic fragmentation interacts with natural isolation gradients to affect fish populations remains poorly understood.
Ana Carolina Daldegan   +12 more
wiley   +1 more source

Soil carbon stock and physical attributes under land‐use chronosequence in the Brazilian Cerrado

open access: yesAgrosystems, Geosciences &Environment, Volume 9, Issue 3, September 2026.
Abstract Land‐use changes impact soil physical quality and carbon stocks. Most studies evaluating the conversion of native Brazilian Cerrado to agriculture focus on surface soil layers (up to 40 cm), with fewer examining deeper layers (0–100 cm). This study assessed the impacts of different land‐use systems on soil physical attributes and soil organic ...
Bárbara Pereira Christofaro Silva   +7 more
wiley   +1 more source

Microorganism‐based bioinput enhances wheat yield and drought resilience

open access: yesAgrosystems, Geosciences &Environment, Volume 9, Issue 3, September 2026.
Abstract Agricultural bioinputs can enhance plant nutrition, productivity, and tolerance to water deficit, providing a sustainable alternative to conventional crop management. This study evaluated the technical feasibility of the microorganism‐based bioinput Bio‐X Agricultura Única for improving wheat (Triticum aestivum L.) productivity and resistance ...
Moises Alves de Souza   +1 more
wiley   +1 more source

Soil Microbial Assembly Mirrors a Savanna Mosaic Amid Plant Invasion and Soil Disturbance

open access: yesEcology and Evolution, Volume 16, Issue 9, September 2026.
Grasslands and woody patches supported distinct soil and microbial assemblages, consistent with differences in vegetation inputs and nutrient regimes. Grasslands exhibited relatively simple assembly patterns, with plant diversity closely associated with soil nutrients and comparatively homogeneous microbial communities.
Elizabeth A. Bowman   +4 more
wiley   +1 more source

Validation of the Brief Solastalgia Scale (BSS‐Br): Psychometric evidence of environmental distress in the Brazilian population

open access: yesEnvironmental Psychology Research, Volume 1, Issue 3, September 2026.
Abstract Background/Objective Environmental degradation increasingly drives psychological distress, yet no validated Portuguese‐language instrument exists to measure solastalgia, place‐based distress caused by environmental change. This study aimed to translate, culturally adapt and psychometrically validate the Brief Solastalgia Scale for Brazil (BSS ...
Lucas M. Marques   +4 more
wiley   +1 more source

Total Biomass in the Neotropical Savanna Domain: Stock Estimation and Modeling with Edaphic Variables. [PDF]

open access: yesPlants (Basel)
Oliveira KN   +10 more
europepmc   +1 more source

Lantana delicata (Verbenaceae), a New Species From Brazil, and Additional Updates Within the Genus

open access: yesFeddes Repertorium, Volume 137, Issue 3, September 2026.
ABSTRACT In this study, we present some novelties in Lantana, a taxonomically complex genus of Verbenaceae. These include (1) the description of L. delicata, a new species from Brazil; (2) the lectotypification of the name L. magnibracteata; and (3) the recognition of L. fucata f. albiflora, previously regarded as a synonym of L.
Pedro Henrique Cardoso   +6 more
wiley   +1 more source

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