Results 31 to 40 of about 7,336 (109)

Exploring Andean foothill connectivity: insights from population divergence in the white‐tipped sicklebill, Eutoxeres aquila

open access: yesJournal of Avian Biology, Volume 2026, Issue 3, May 2026.
The Northern Andes, acting both as barrier and corridor, exert strong influence in Neotropical biodiversity. Still, the diversification of foothill taxa inhabiting ecotonal zones between lowland rainforest and montane environments in this region remains poorly understood.
Laura Rosado‐ Llerena   +6 more
wiley   +1 more source

Actitudes hacia la calidad de vida laboral en trabajadores control de vía de transporte urbano

open access: yesTendencias, 2017
El estudio tuvo como objetivo identificar las actitudes hacia la calidad de vida laboral en 94 trabajadores que desempeñan el cargo de control de vía en la Unión Temporal Ciudad Sorpresa de la ciudad de Pasto (Colombia).
Lizeth Daniela Chaves López   +4 more
doaj   +1 more source

Hongos detectados en la entomofauna asociada a Espeletia pycnophylla

open access: yesRevista U.D.C.A Actualidad & Divulgación Científica, 2020
Algunas especies del género Espeletia sp. (Asteraceae) son afectados por hongos fitopatógenos e insectos en páramos de los Andes del Norte, amenazando su permanencia y la prestación de servicios que se les atribuye, como la regulación del ciclo hídrico ...
Eliana Galindez Chicaiza   +4 more
doaj   +1 more source

A new phylogeny and phylogenetic classification for Solanaceae

open access: yesTAXON, Volume 75, Issue 2, April 2026.
Abstract Solanaceae are a globally distributed family of considerable economic importance. Recent phylogenetic work on various clades in the family has resulted in a plethora of names at various taxonomic levels. This results in a confusing set of names applied to clades at different ranks, and to the use of informal names that are often not accepted ...
Rocío Deanna   +11 more
wiley   +1 more source

Caracterización de Fusarium spp. asociado con la pudrición basal de la cebolla de rama

open access: yesRevista U.D.C.A Actualidad & Divulgación Científica, 2020
El departamento de Nariño ocupa el cuarto lugar como productor de cebolla de rama, a nivel nacional. En los últimos años, su producción y área de cultivo se han reducido por múltiples limitantes, destacándose, como la más importante, la susceptibilidad ...
Carlos Betancourth Garcia   +4 more
doaj   +1 more source

Simplified, Portable and Cost‐Efficient Airborne eDNA Metabarcoding to Expand Tropical Biodiversity Assessments

open access: yesEnvironmental DNA, Volume 8, Issue 2, March/April 2026.
This study introduces a liquid‐based sampling approach for airborne eDNA (A). Using a greenhouse mock‐community for optimization (B), we use the novel approach in the tropical Andes to demonstrate its versatility and the complementary nature of airborne and aquatic eDNA for molecular biodiversity assessments (C).
Christopher Heine   +6 more
wiley   +1 more source

To be or Not to be Hybrids? A Case‐Study in an Allochthonous Population Involving Illegal Introductions of the Endangered Golden‐Headed and Golden Lion Tamarins

open access: yesAmerican Journal of Primatology, Volume 88, Issue 1, January 2026.
Genetic analyses of an allochthonous population of Leontopithecus, illegally introduced into an area of the Brazilian Atlantic Forest in Rio de Janeiro, did not detect signs of hybridization. This data provides crucial information to support conservation efforts and prevent new threats to the endangered lion tamarins. ABSTRACT Allochthonous species can
Gabriela Aliaga‐Samanez   +11 more
wiley   +1 more source

Caracterización molecular de Trichoderma spp. en arveja Pisum sativum L.

open access: yesRevista de Ciencias Agrícolas, 2015
Mediante marcadores RAPDs se determinó la variabilidad genética de aislamientos de Tricoderma spp. encontrándose alto polimorfismo con los primeros OPA 03, OPD 05, OPA 01 y OPB 01.
Oscar Eduardo Checa   +4 more
doaj   +1 more source

(Re)Defining Ecosystems: A Case Study of the Colombian Páramo Delimitations and Shifting Boundaries

open access: yesGeo: Geography and Environment, Volume 13, Issue 1, January‐June 2026.
Short Abstract This study examines the evolution of the concept of ecosystems through the three official delimitations of the Colombian páramos between 2007 and 2018. Each delimitation reflected distinct ecological and social priorities that directly influenced how the páramo boundaries were drawn.
Alejandra Uribe‐Albornoz, Julie Talbot
wiley   +1 more source

The Disease Burden Estimate of Epilepsy Without Specific Cause in Colombia From 2015 to 2020

open access: yesActa Neurologica Scandinavica, Volume 2026, Issue 1, 2026.
Introduction Epilepsy is a major neurological disorder with significant health and social implications. Understanding its burden is essential for guiding public health strategies in Colombia. Objective To estimate the disease burden expressed in disability‐adjusted life years (DALYs) associated with epilepsy without a specific cause in Colombia from ...
Diana Fernanda Bejarano-Ramírez   +4 more
wiley   +1 more source

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