Results 31 to 40 of about 42,985 (215)

Deciphering the complex life cycle and partial migration of an ecological engineer and critical Neotropical fishery species, Prochilodus costatus

open access: yesJournal of Fish Biology, EarlyView.
Abstract Understanding complex migration patterns, including drivers of partial migration and habitat use, is challenging but essential for conservation, as it determines a species' adaptative capacity in the face of environmental change and anthropogenic threats.
Alexandre Peressin   +6 more
wiley   +1 more source

Unravelling the skin of the nurse shark: A morphological description of the placoid scales of Ginglymostoma cirratum

open access: yesJournal of Fish Biology, EarlyView.
Abstract Ginglymostoma cirratum, commonly known as the nurse shark, is a nocturnally active benthic shark, often found in western and eastern Atlantic waters. Although this shark has been well explored in many biological aspects, few studies have thoroughly examined the morphology of its dermal denticles (or placoid scales).
Danilo P. Lima   +7 more
wiley   +1 more source

Farmácia da Natureza: uma farmácia viva no município de Jardinópolis- SP

open access: yesMedicina, 2023
A população brasileira, em especial a que vive em ambiente rural, amplamente mesclada por várias etnias e culturas, sempre fez uso de plantas medicinais e fitoterápicos, estruturando um saber tradicional que passou de geração a geração e se popularizou ...
Victor Carlos Doneida   +3 more
doaj  

"Amanhã anda a roda": natureza e sensibilidade em Cartas de Petrópolis de Joaquim Nabuco

open access: yesVaria História, 2013
Neste artigo, abordamos, através das "Cartas de Petrópolis" escritas, em 1886, por Joaquim Nabuco para o jornal O País, a temática da natureza e da sensibilidade.
Marina Haizenreder Ertzogue
doaj   +1 more source

Relação entre o conceito de natureza e sequestro de carbono - aplicações em área de semiárido

open access: yesRevista Movimentos Sociais e Dinâmicas Espaciais, 2020
A natureza vem sendo tratada de diversas formas ao longo do tempo, bem como vem obtendo conceitos cada vez mais divergentes em estudos de ciências humanas e ambientais.
Luciana Mayla de Aquino França   +2 more
doaj   +1 more source

Natureza e cultura ou naturezas-culturas?

open access: yesREMEA - Revista Eletrônica do Mestrado em Educação Ambiental
Este artigo tem como objetivo problematizar como as relações do humano com o mundo natural vão acontecendo no decorrer da história, especialmente a partir do século XVI. O recorte é dado devido ao nascimento da ciência que aí se estabelece criando outras condições para o mundo natural.
Cíntia Gruppelli Da Silva   +1 more
openaire   +1 more source

The Role of Gene Flow in the Diversification of the Monkey Treefrog Complex Across the South American Dry Diagonal

open access: yesZoologica Scripta, EarlyView.
ABSTRACT Understanding Neotropical megadiversity remains challenging due to fundamental taxonomic issues, including identifying and describing cryptic species and their distribution, and the limited knowledge of key factors driving biological diversification. Such challenges are especially prominent in diverse clades with high levels of cryptic species,
Felipe Camurugi   +10 more
wiley   +1 more source

Incomplete lineage sorting and hybridization as sources of gene tree discordance among species of the Geminata clade of Solanum (Solanaceae)

open access: yesTAXON, Volume 75, Issue 2, April 2026.
Abstract Discordance among gene trees, including discrepancies with the species tree, is increasingly reported in analyses of phylogenomic data. Such discordance can result from technical issues such as misalignment, paralogy, or model misfit, or from biological processes such as incomplete lineage sorting (ILS), hybridization with introgression, or ...
Juan David Tovar   +6 more
wiley   +1 more source

Entomofauna associada ao cultivo do cubiu (Solanum sessiliflorum Dunal) no município de Benjamin Constant, Amazonas, Brasil

open access: yesEntomoBrasilis, 2014
O cubiu (Solanum sessiliflorum Dunal) (Solanaceae) é originário da região Amazônica. Suas propriedades alimentares, medicinais e agronômicas têm despertado o interesse de pesquisadores desde 1970.
Agno Nonato Serrão Acioli   +5 more
doaj  

Alterations in plant architecture and physiology allow maize to sustain yield after early defoliation

open access: yesAgrosystems, Geosciences &Environment, Volume 9, Issue 1, March 2026.
Abstract Maize (Zea mays L.) tolerance to early defoliation is shaped by genotype‐specific physiological and morphological responses. Defoliation disrupts the source–sink balance, altering carbon allocation and plant development. Understanding these responses is crucial for optimizing breeding programs and agronomic management.
Danielle de Oliveira   +8 more
wiley   +1 more source

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