Results 51 to 60 of about 89,668 (267)

Recuperación post-fuego de la comunidad de líquenes epífitos en la provincia de Córdoba, Argentina Post-fire recovery of the epiphytic-lichen community in Cordoba province, Argentina

open access: yesActa Botânica Brasílica, 2009
Los líquenes son reconocidos bioindicadores de la calidad del ambiente. Estudios de comunidades de líquenes en relación a los incendios forestales, han demostrado como responden al fuego por encima de las variables microambientales que modelan la ...
Juan Manuel Rodriguez   +5 more
doaj   +1 more source

Host plant‐specific volatiles of Beauveria bassiana‐colonized plants initiate trophic plant–aphid–predator cascades

open access: yesPest Management Science, EarlyView.
Endophytic colonization of melon plants by B. bassiana modifies the crop volatile profiles in a genotype‐dependent manner. A predator choice is biased toward endophytically colonized plants infested with aphids revealing a guardian within effect of the fungus of great potential in integrated pest management.
María Cuenca‐Medina   +5 more
wiley   +1 more source

Estudio florístico y estructural de un zural boscoso en el municipio de Arauca, Colombia

open access: yesColombia Forestal, 2018
Se determinó la composición florística y estructural de un zural boscoso con montículos de en promedio 1.36 m de altura y 2.7 m de diámetro localizado en la llanura aluvial del municipio de Arauca.
Francisco Javier Mijares Santana   +1 more
doaj   +1 more source

Accounting for animal movement during aerial imaging surveys

open access: yesRemote Sensing in Ecology and Conservation, EarlyView.
Animals are not stationary during aerial surveys; if their movements are related to the movement of the aerial platform, then bias can be introduced into subsequent population count estimates. We sought to establish a framework for assessing the impacts of animal movement on count error and platform bias by comparing aggregated counts and relative ...
Rowan L. Converse   +5 more
wiley   +1 more source

Semillas de montaña: recolección, usos y comercialización del piñón de la araucaria (Araucaria araucana) por comunidades Mapuche-Pewenche del sur de los Andes

open access: yesPirineos: Revista de Ecología de Montaña, 2019
La araucaria (Araucaria araucana), o pewen en lengua mapuche, es un árbol nativo de Chile y Argentina con fuerte importancia cultural para las comunidades mapuche-pewenche del sur de los Andes.
Josefina Cortés   +3 more
doaj   +1 more source

Updating Traumatic Brain Injury Classification for Surgeons: Integrating the CBI‐M Framework Into Trauma and Acute Care Practice

open access: yesWorld Journal of Surgery, EarlyView.
Traumatic brain injury (TBI) remains a major cause of death and disability worldwide. Traditional classification based on the Glasgow Coma Scale (GCS) provides a shared clinical language but insufficiently captures the biological heterogeneity, imaging variability, and contextual modifiers that influence outcomes.
Ruben Peralta   +6 more
wiley   +1 more source

El aprovechamiento tradicional de la dehesa boyal en un área de montaña del centro de España. Puebla de la Sierra (Madrid)

open access: yesEstudios Geográficos, 2003
[es] Se ha estudiado la gestión tradicional de una dehesa boyal localizada en un área montañosa del centro de España, en el municipio madrileño de Puebla de la Sierra, y sus efectos sobres las características del bosque.
Eva Martín Jiménez   +2 more
doaj   +1 more source

Hummingbird interaction niche packing is influenced by species richness and resource availability in the southern tropical Andes

open access: yesFunctional Ecology, EarlyView.
Read the free Plain Language Summary for this article on the Journal blog. Abstract Niche partitioning is often considered an important mechanism promoting species co‐occurrence in species‐rich communities. As species richness increases, niche partitioning may lead to different niche structures, including increased packing of species niches when the ...
Bryan G. Rojas   +3 more
wiley   +1 more source

Composición de la fauna de Araneae (Arachnida) de la Reserva provincial Iberá, Corrientes, Argentina

open access: yesRevista de Biología Tropical, 2009
Se estudió la composición y diversidad de la comunidad de arañas de la Reserva provincial iberá, Corrientes, Argentina. Se realizaron capturas en bosque y pastizal en Colonia Pellegrini, Paraje Galarza y Estancia Rincón por medio de las técnicas de ...
Gilberto Avalos   +4 more
doaj  

Wood anatomical trait correlations with hydraulic efficiency and safety in an aseasonal wet tropical forest

open access: yesFunctional Ecology, EarlyView.
Read the free Plain Language Summary for this article on the Journal blog. Abstract Xylem anatomy underpins the capacity of trees to transport water while avoiding hydraulic failure, shaping species performance and resilience to climate change. However, the specific ways anatomical traits underpin hydraulic trade‐offs in tropical forests remain debated.
Julia Valentim Tavares   +8 more
wiley   +1 more source

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