Results 71 to 80 of about 2,005,000 (148)

Impactos da colheita de madeira na estrutura da vegetação nativa do sub-bosque de uma reserva legal

open access: yes, 2017
The objective of this study was to assess the impacts of logging, firewood (DBH < 30 cm) and logs (DBH ≥ 30 cm), on the structure of the native understory vegetation in an area of legal reserve planted with Eucalyptus saligna Smith., abandoned for 40 ...
João Luiz Teixeira Mendes, F. Seixas
semanticscholar   +1 more source

Long‐term outcomes of post‐extraction alveolar ridge preservation and alveolar ridge reconstruction followed by delayed implant placement: A systematic review

open access: yesPeriodontology 2000, EarlyView.
Abstract This systematic review analyzed the long‐term outcomes of alveolar ridge preservation (ARP) and alveolar ridge reconstruction (ARR) before delayed implant placement. Eight studies were included (one non‐randomized clinical trial, one prospective case series, four retrospective comparative studies, and two retrospective case series).
G. Avila‐Ortiz   +3 more
wiley   +1 more source

Plantas hospedeiras e galhas entomógenas em sub-bosques de florestas tropicais do Pará, Brasil

open access: yesINSULA Revista de Botânica, 2012
In this study we recorded the occurrence of galls and host plants in understory areas of Floresta Ombrofila Densa, in the Floresta Nacional de Saraca-Taquera in Porto Trombetas, north of Para, Brazil. We recorded 112 gall morphotypes distributed in 65 families and 33 species of host plants, being Cecidomyiidae (Diptera) the most important group of ...
Walter Santos de Araújo   +3 more
openaire   +2 more sources

Dinâmica da estrutura da vegetação do sub-bosque sob influência da exploração em uma floresta de terra firme no município de Moju – PA

open access: yes, 2013
Analisou-se a dinâmica da estrutura da vegetacao do sub-bosque de uma floresta de terra firme sob a influencia de clareiras durante 12 anos apos a exploracao florestal de impacto reduzido no municipio de Moju, Para, na Amazonia Oriental, Brasil ...
F. D. S. Mendes   +6 more
semanticscholar   +1 more source

Long‐term surgical treatment outcomes of peri‐implantitis

open access: yesPeriodontology 2000, EarlyView.
Abstract Background To assess the long‐term results of the surgical treatment of peri‐implantitis by means of clinical, radiographic outcomes, and whenever possible, a composite definition of disease resolution. Furthermore, this review aimed at evaluating the prognostic indicators of long‐term disease recurrence.
Alberto Monje   +5 more
wiley   +1 more source

Composição de bandos mistos de aves em fragmentos de mata atlântica no sudeste do Brasil

open access: yesPapéis Avulsos de Zoologia, 2003
A fragmentação de habitats tem sido um dos assuntos mais discutidos na biologia da conservação nos últimos anos. Entretanto, poucos estudos tem avaliado os efeitos da fragmentação de florestas em bandos mistos de aves.
Maldonado-Coelho Marcos   +1 more
doaj  

Piper longiapiculatum (Piperaceae), a New Species From the Brazilian Amazon Piper longiapiculatum (Piperaceae), uma Nova Espécie da Amazônia Brasileira

open access: yesFeddes Repertorium, Volume 137, Issue 3, September 2026.
ABSTRACT In order to address the many lacunae in Amazonian Piper taxonomy and geography, we performed a field expedition in the Serra do Divisor National Park (Acre state, Brazil), resulting in the discovery of a new species, Piper longiapiculatum, herein described and compared to morphologically similar taxa.
Gabriel Marcusso Marcusso   +4 more
wiley   +1 more source

Parâmetros Climáticos e Incremento Diamétrico de Espécies Florestais em Floresta Aluvial no Sul do Brasil

open access: yesFloresta e Ambiente, 2017
RESUMO Objetiva-se com este estudo avaliar a periodicidade do incremento em diâmetro do tronco de Sebastiania commersoniana e das espécies arbóreas exóticas invasoras Hovenia dulcis e Ligustrum lucidum em remanescente de Floresta Ombrófila Mista Aluvial ...
Maria Raquel Kanieski   +4 more
doaj   +1 more source

Key Drivers of Soil CO2, CH4, and N2O Fluxes in Conifer and Broadleaf Afforestation Systems in the Southeastern U.S.: A Machine Learning Analysis

open access: yesGlobal Change Biology Communications, Volume 1, Issue 3, September 2026.
Soil CO2 and CH4 emissions were higher in broadleaf than conifer afforestation systems in the southeastern U.S., particularly during the growing season. Machine learning analyses identified soil temperature, moisture, and atmospheric conditions as key drivers, emphasizing that soil greenhouse gas responses critically influence the climate mitigation ...
Jianing Liang   +24 more
wiley   +1 more source

Estrutura, composição florística e caracterização sucessional em remanescente de Floresta Estacional Semidecidual no Sudeste do Brasil

open access: yesRevista Árvore, 2014
Este estudo foi realizado em remanescente de Floresta Estacional Semidecidual (FES), localizado em Sorocaba (SP, Brasil), com o objetivo de verificar seu estágio sucessional e inferir sobre a composição futura.
Laíne Silveira Corrêa   +6 more
doaj   +1 more source

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