Results 11 to 20 of about 17,133 (160)

A Comparison of Traditional and Geometric Morphometric Techniques for the Study of Basicranial Morphology in Horses: A Case Study of the Araucanian Horse from Colombia [PDF]

open access: yesAnimals, 2020
Skull size and shape have been widely used to study domestic animal populations and breeds. Although several techniques have been proposed to quantify cranial form, few attempts have been made to compare the results obtained by different techniques ...
Pere Miquel Parés-Casanova   +3 more
doaj   +4 more sources

New records of hunting ants (Poneroids and Ectatomminoids) in the northern part of the Colombian Orinoquia region [PDF]

open access: yesArxius de Miscel-lània Zoològica, 2017
We reviewed 466 specimens of hunting ant species collected in flooded savanna environments and their adjacent forest fragments in the rural area of Arauca municipality (Arauca, Colombia).
Agudelo Martínez, J. A.   +1 more
doaj   +5 more sources

Forest Guardians: The Role of Dense Forests and Water Networks in Supporting Lowland Tapir (<i>Tapirus terrestris</i>) Populations in the Orinoquia Region of Colombia. [PDF]

open access: yesEcol Evol
Our study reveals that lowland tapir (Tapirus terrestris ) occupancy in Colombia's Orinoquia region is strongly influenced by dense forests and proximity to water bodies, while anthropogenic factors such as pastures and road networks negatively impact their presence.
Alviz Á   +3 more
europepmc   +2 more sources

The taxonomic status of Farlowella colombiensis Retzer & Page 1997 with comments on species of the F. acus species group (Loricariidae: Loricariinae). [PDF]

open access: yesJ Fish Biol
Abstract The genus Farlowella has been historically challenging, in part due to the difficulty in defining diagnostic characters for defining and identifying the species. Farlowella colombiensis is one such example, whose diagnostic characters are based on caudal‐fin colour pattern, ventral pattern of body cover and anatomical details of the head, such
Melo-Ortiz OE   +4 more
europepmc   +2 more sources

Diagnóstico clínico de monogeneos en alevinos de piscicultura intensiva en Arauca

open access: yesIntropica, 2018
Dentro de las enfermedades biológicas en la piscicultura, se encuentran las causadas por parásitos, principalmente por la clase monogenea, que provocan perdidas en la tasa de crecimiento y altas mortalidades, representando grandes pérdidas económicas en ...
Daniel Leonardo Cala Delgado   +4 more
doaj   +1 more source

Identifiying High Risk Areas of Zika Virus Infection by Meteorological Factors in Columbia [PDF]

open access: yes, 2019
Background Several Zika virus (ZIKV) outbreaks have occurred since October 2015. Because there is no effective treatment for ZIKV infection, developing an effective surveillance and warning system is currently a high priority to prevent ZIKV infection ...
Chien, Lung-Chang   +2 more
core   +2 more sources

Analysis of antenal sensilla patterns of Rhodnius prolixus from Colombia and Venezuela [PDF]

open access: yes, 2005
Antennal sensilla patterns were used to analyze population variation of domestic Rhodnius prolixus from six departments and states representing three biogeographical regions of Colombia and Venezuela.
Aché A   +30 more
core   +4 more sources

An interleukin-33/ST2 signaling deficiency reduces overt pain-like behaviors in mice [PDF]

open access: yes, 2013
Interleukin (IL)-33, the most recent member of the IL family of cytokines, signals through the ST2 receptor. IL-33/ST2 signaling mediates antigen challenge-induced mechanical hyperalgesia in the joints and cutaneous tissues of immunized mice. The present
Alves-Filho, J.C.   +9 more
core   +3 more sources

Métodos de Evaluación de Impacto Ambiental en Colombia

open access: yesRevista de Investigación Agraria y Ambiental, 2013
La Evaluación de Impacto Ambiental (EIA) en Colombia, se constituye en la principal herramienta para tomar decisiones sobre, proyectos, obras y actividades (POA) con potencial para generar impactos ambientales significativos.
Javier Toro Calderón   +2 more
doaj   +1 more source

Capacidad antioxidante de un chocolate oscuro de granos cacao orgánico sin fermentar

open access: yesRevista Digital de Postgrado, 2020
Se evaluó la composición proximal, el contenido de polifenoles totales y la capacidad antioxidante de un chocolate oscuro formulado a partir de granos de cacao orgánico, seco, y no sometido al proceso fermentativo. Este producto fue elaborado con insumos
Geovanna Tafurt   +4 more
doaj   +1 more source

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