Results 11 to 20 of about 1,197 (126)

No hay diferencias en la diversidad genética entre arbustos de Cotoneaster franchetii (Rosaceae) de rangos nativos y no nativos.

open access: yesBoletín de la Sociedad Argentina de Botánica, 2015
No hay diferencias en la diversidad genética entre arbustos de Cotoneaster franchetii (Rosaceae) de rangos nativos y no nativos. La diversidad genética de los arbustos de Cotoneaster franchetii es similar entre los rangos de distribución nativo y no ...
Irene Lett   +3 more
doaj   +1 more source

Área de vida de la especia invasora Achatina fulica Browdich, 1822 (Gastropoda: Achatinidae) en un área de conservación de bosque seco ecuatoriano

open access: yesRevista Peruana de Biología, 2019
Achatina fulica es un gasterópodo terrestre invasivo, conocido como una de las 100 especies invasoras más dañinas del mundo, el cual arribó a Ecuador hace 10 años, pero no se ha evaluado aún su impacto sobre los ecosistemas nativos. El objetivo principal
Jessica Cuasapaz-Sarabia   +1 more
doaj   +1 more source

O papel das aves na dispersão e germinação de sementes do pau-incenso (Pittoporum undulatum Vent.) em um remanescente de Mata Atlântica. Bird role in seed dispersion and germination of Pittosporum undulatum Vent., seeds in an Atlantic Forest remnant. [PDF]

open access: yesRevista do Instituto Florestal, 2016
A invasão biológica pela espécie Pittosporum undulatum Vent. pode ocasionar degradação de ecossistemas nativos, perda de espécies e de serviços ecossistêmicos.
Mariana Lopes CAMPAGNOLI   +3 more
doaj   +1 more source

Primeras evidencias científicas de la presencia del marabú (Dichrostachys cinerea) en Cuba

open access: yesAnales de la Academia de Ciencias de Cuba, 2022
Se valoran evidencias nuevas o insuficientemente consideradas para los análisis históri- cos referidos a la presencia del marabú en Cuba. Se analizan críticamente estimaciones realizadas sobre el tema por autores precedentes.
Isidro Eduardo Méndez Santos   +2 more
doaj  

A case study of species assessment in invasion biology: the Village Weaverbird Ploceus cucullatus

open access: yesAnimal Biodiversity and Conservation, 2007
Estudio de un caso de evaluación biológica de una especie invasora: el tejedor Ploceus cucullatus La aplicación a determinadas especies de los últimos resultados obtenidos en el campo de la biología de las invasiones podría ayudarnos a abordar un ...
D. C. Lahti
doaj   +1 more source

Linking community structure and climate vulnerability in desert plant assemblages of southern California

open access: yesAmerican Journal of Botany, EarlyView.
Abstract Premise Desert plant assemblages in southern California provide an opportunity to link patterns of community structure with climate‐driven vulnerability in a rapidly changing environment. California sustains an exceptionally diverse flora of approximately 4300 plant species, with 31% identified as endemic.
Hector Zumbado‐Ulate   +4 more
wiley   +1 more source

Carrion ecology: concepts, interdisciplinary synthesis, and perspectives

open access: yesBiological Reviews, EarlyView.
ABSTRACT Carrion is a ubiquitous resource in both terrestrial and aquatic ecosystems, yet it has long been overlooked in ecological research. Over the past two decades, studies on carrion and the many organisms that exploit it have flourished, revealing not only wide‐ranging ecological functions but also significance far beyond ecology.
Marcos Moleón   +38 more
wiley   +1 more source

Feathers and flu: identifying data gaps in avian influenza host dynamics to prioritize wildlife conservation Plumas y gripe: identificación de datos faltantes en la dinámica de hospedadores de la influenza aviar para priorizar la conservación de la vida silvestre

open access: yesWildlife Monographs, EarlyView.
We describe the host response continuum for highly pathogenic avian influenza viruses (HPAIV), including the continuum of host responses to HPAIV infection and exposure based on the primary axis of host competence, ability to infect other hosts, and host vulnerability.
Johanna A. Harvey   +9 more
wiley   +1 more source

Landscape configuration and soil properties shape ant‐mediated seed dispersal in tropical dry forest agricultural landscapes

open access: yesJournal of Animal Ecology, EarlyView.
We show that ant‐mediated seed dispersal components respond differently to local soil conditions and landscape structure in Caatinga agricultural mosaics. Low‐intensity rainfed croplands maintained or enhanced seed removal compared to natural remnants, highlighting how small‐scale agriculture can sustain key ecological processes in human‐modified dry ...
Jaiane Maria Silva   +5 more
wiley   +1 more source

Estudo de membrana biológica em ratos na prevenção de fibrose pós laminectomia Inhibition of peridural fibrosis after laminectomy using biological sheet in rat model

open access: yesArquivos de Neuro-Psiquiatria, 2006
Os autores investigaram a aplicação de uma membrana biológica, constituída de cortical óssea bovina descalcificada, em cirurgias de coluna vertebral de ratos, com o intuito de tratar o defeito ósseo minimizando ou impedindo a herniação do tecido muscular
Marco Antonio Herculano   +3 more
doaj   +1 more source

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