Results 41 to 50 of about 47,214 (182)
Additions to the Bryophyte Flora of the Neotropics [PDF]
, 2004 New and remarkable records of bryophytes from Venezuela, Brazil, Costa Rica and Ecuador are reported. Diphyscium chiapense and Hedwigia ciliata var. leucophaea are new to South America.
Lüth, Michael, Schäfer-Verwimp, Alfons
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A multi‐network approach to assess how physical templates shape stream fish ecological strategies
Ecological Solutions and Evidence, Volume 7, Issue 2, April/June 2026.This multi‐network framework identifies a continuous topological gradient of fish ecological strategies—comprising Dispersal Gateways, Integrated Connectors, and Mass Effect Dominated species—within the dendritic river template. The functional role of stream reaches is scale‐sensitive, particularly at headwater extremes where sites operate as critical ...
Mauricio Cetra, Rodrigo da Silva Almeida
wiley +1 more source
Educação Matemática Debate, 2023 Este estudo aborda a contribuição do uso de dispositivos móveis com toque em tela que possibilitam um novo olhar sobre o processo epistemológico diante da interação homem-dispositivo.
Késia Alves Penna Ferreira +2 more
doaj +1 more source
A temática ferrovias na base de dados Web of Science
Informação em Pauta, 2022 As ferrovias, no Brasil, são expressão e tradição e de modernidade, afiguram-se novos espaços de turismo e sociabilidades, acomodando debates sobre aspectos da memória, do silenciamento de poder público, do caminho de prosperidade tecnológica.
Cátia de Sousa Lourenço +4 more
doaj +1 more source
Occurrence of some Lejeuneaceae (Jungermanniophyta) in Bahia, Brazil [PDF]
, 2000 Five species of Lejeuneaceae, tribe Lejeuneae from state of Bahia, Brazil are described and illustrated.
Bastos, Cid José Passos +1 more
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New species, additions and a key to the Brazilian species of the Geminata clade of Solanum L. (Solanaceae) in Brazil [PDF]
, 2015 This is an open access article distributed under the terms of the Creative Commons Attribution License (CC BY 4.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited.
Giacomin, LL, Knapp, S, Stehmann, JR
core +3 more sources
Sawfishes in Brazil: A Historical Review
Aquatic Conservation: Marine and Freshwater Ecosystems, Volume 36, Issue 4, April 2026.ABSTRACT Sawfishes of the genus Pristis are critically endangered rays with key ecological roles in aquatic ecosystems; however, they remain underrepresented in Brazilian scientific literature. This review presents a historical and bibliometric overview of sawfish literature in Brazil, highlighting temporal trends, geographic focus and thematic ...
Reysane de Alencar Sousa Silva +2 more
wiley +1 more source
Journal of Materials Research and Technology, 2021 During the process of dephosphorization, the main solid phases formed in slag are dicalcium silicate (2CaO.SiO2), tricalcium silicate (3CaO.SiO2) and tricalcium phosphate (3CaO.P2O5). The last one is the main responsible for phosphorous removal.
Raphael Mariano de Souza +5 more
doaj +1 more source
Taxonomy and diversity of Marcgraviaceae, north of the São Francisco river, northeast Brazil
Nordic Journal of Botany, Volume 2026, Issue 4, April 2026.This study provides a comprehensive assessment of Marcgraviaceae species diversity north of the São Francisco river in northeastern Brazil, analyzing species richness and distribution patterns across 384 000 km² of phytogeographic domains. Through field collections, herbarium studies (both physical and digital), and detailed morphological analyses, we ...
Thales Carvalho +4 more
wiley +1 more source
Agualva e Vila Nova : uma raiz comum [PDF]
, 2005 Nos séculos XV e XVI, Agualva é a designação mais comum de uma extensa freguesia terceirense, situada entre as paróquias de Santa Beatriz das Quatro Ribeiras e de S. Miguel das Lajes. O povoado, que possui mais de uma légua de costa e que chega do mar à
Meneses, Avelino de Freitas de
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