Results 91 to 100 of about 1,471 (183)

Reorganization without disruption: How fire‐driven spatiotemporal changes in floral resource landscapes influence plant–bee interaction networks

open access: yesJournal of Applied Ecology, Volume 63, Issue 8, August 2026.
Contrary to fire suppression policies that promote ecological homogenization, we suggest that patchy prescribed fires could be used to enhance spatiotemporal diversity in the Cerrado by promoting fine‐scale heterogeneity in floral resources and resource‐mediated plant–bee interactions.
Caio S. Ballarin   +4 more
wiley   +1 more source

Pinus armandii ectomycorrhizas mobilize aluminium‐bound phosphorus via carboxylates along a subtropical altitudinal gradient

open access: yesJournal of Ecology, Volume 114, Issue 8, August 2026.
Ectomycorrhizal roots of Pinus armandii release more carboxylates than non‐mycorrhizal root segments, mobilizing Al‐bound inorganic P. Under the lowest available P conditions, they also secrete more phosphatase, promoting the mineralization of Al‐bound organic P.
Jun Zhou   +7 more
wiley   +1 more source

Flora do Parque Nacional do Itatiaia - Brasil: Peperomia (Piperaceae)

open access: yesRodriguésia
RESUMO O Parque Nacional do Itatiaia tem sido objeto de estudo mesmo antes de ser designado como parque em junho de 1937. Localizado em terras fluminenses e mineiras, protege atualmente cerca de 30.000 hectares de patrimônio biótico e geomorfológico da ...
Daniele Monteiro   +1 more
doaj   +1 more source

Of cables and threads

open access: yesAmerican Ethnologist, Volume 53, Issue 3, Page 283-295, August 2026.
Abstract Over the past two decades, gondola lifts have become central to interventions in urban Latin America's auto‐constructed peripheries. As cable car urbanism reshapes the city's edge, it raises fundamental questions about the notion of the “urban fabric” as a sociomaterial practice, an epistemology, and a site of politics.
Federico Pérez Fernández
wiley   +1 more source

Impact of Environmental Exposure on Infant Sleep : The Exposome Approach

open access: yesJournal of Sleep Research, Volume 35, Issue 4, August 2026.
This review explores how exposure to environmental pollutants during the first 1000 days of life may affect infant sleep. Evidence suggests potential links between chemical exposures and sleep disturbances, underscoring the need for more research on early‐life vulnerability and the impact of pollutants in air, diet, and breast milk.
Zeina Halbouty   +6 more
wiley   +1 more source

Pollination of two species of Vellozia (Velloziaceae) from high-altitude quartzitic grasslands, Brazil Polinização de duas espécies de Vellozia (Velloziaceae) de campos quartzíticos de altitude, Brasil

open access: yesActa Botânica Brasílica, 2007
The pollinators and breeding system of two species of Vellozia (Velloziaceae) from high-altitude quartzitic grasslands in SE Brazil were studied. Vellozia leptopetala is shrubby and grows solely on rocky outcrops, V. epidendroides is herbaceous and grows on stony soils.
Claudia Maria Jacobi   +1 more
openaire   +1 more source

Laeliinae (Orchidaceae) do parque nacional do Caparaó, Estados do Espírito Santo e Minas Gerais, Brasil

open access: yesHoehnea
O presente trabalho visa à identificação e caracterização das espécies da subtribo Laeliinae (Orchidaceae) ocorrentes no Parque Nacional do Caparaó, localizado na Serra do Caparaó, na divisa dos Estados de Minas Gerais e Espírito Santo, sendo sua ...
Wellington Forster   +1 more
doaj   +1 more source

VULNERABILIDADE DA VEGETAÇÃO DE CAMPOS DE ALTITUDE ÀS MUDANÇAS CLIMÁTICAS

open access: yesOecologia Australis, 2016
Mayara Vescovi Assis   +1 more
openaire   +2 more sources

Avaliação de áreas produtoras de vinhos finos de altitude de acordo com a sua aptidão ou potencial agrícola das terras

open access: yesAgropecuária Catarinense, 2017
A hipótese do presente estudo é a de que diferentes metodologias de avaliação da aptidão agrícola dos solos podem resultar em diagnósticos diferenciados para a mesma área.
Denilson Dortzbach   +3 more
doaj  

MELASTOMATACEAE NO PARQUE NACIONAL DO ITATIAIA, SUDESTE DO BRASIL: TRIBOS BERTOLONIEAE E MERIANIEAE

open access: yesRodriguésia
RESUMO Realizou-se o estudo taxonômico de Melastomataceae, tribos Bertolonieae e Merianieae, no Parque Nacional do Itatiaia , situado entre os limites dos estados do Rio de Janeiro e Minas Gerais.
Felipe Fajardo Villela A. Barberena   +2 more
doaj   +1 more source

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