Results 11 to 20 of about 608,344 (227)

Characterization of the Antiproliferative Activity of Sargassum muticum Low and High Molecular Weight Polysaccharide Fractions

open access: yesMarine Drugs, 2023
The extract obtained by pressurized hot water extraction from Sargassum muticum, to recover the bioactive compound known as fucoidan, was fractionated using membranes of 100, 50, 30, 10, and 5 kDa, obtaining five retentates and the final permeate.
Lara Diego-González   +5 more
doaj   +1 more source

Rediscovery of the holotype of Characidium sanctjohanni Dahl 1960 (Characiformes: Crenuchidae) from the Colombian Pacific slope

open access: yesPapéis Avulsos de Zoologia, 2014
We report the rediscovery of the holotype of Characidium sanctjohanni Dahl, previously considered as lost in the ICN collections. We present counts, measurements and photographs, also offering a comparison between the holotype and the original ...
Henry D. Agudelo-Zamora   +2 more
doaj   +1 more source

Ichthyofauna of the Manso River (Caldas, Colombia)

open access: yesBiota Colombiana, 2020
This paper presents a list of the fishes of the middle and lower part of the Manso River basin, in the department of Caldas, Colombia. It consolidates the results of 33 sampling events at 8 stations distributed in the middle and lower Manso river zone ...
Wilton Aguiar Gómez   +2 more
doaj   +1 more source

Composts and Organic By-Products in Pinus halepensis Forestry

open access: yesFrontiers in Sustainable Food Systems, 2018
In the sustainable organic waste management context, this study was carried out to explore the potential of easily available composts and organic by-products for Pinus halepensis forestry in Mediterranean areas.
Ana Pérez-Piqueres   +7 more
doaj   +1 more source

Cierre de ciclos de nutrientes y generación de energía por medio del tratamiento anaerobio de las aguas residuales ordinarias: Estudio de caso en Las Juntas de Abangares, Costa Rica

open access: yesCiencias Ambientales, 2022
[Introducción]: Una selección adecuada de tecnología en las plantas de tratamiento de aguas residuales (PTAR) y la búsqueda de soluciones para integrar estos sistemas en las comunidades se hacen necesarias para impulsar un saneamiento sostenible en la ...
Viviana Solano Ramírez   +2 more
doaj   +1 more source

Canopy architecture in cassava (Manihot esculenta Crantz) in tropical dry forest in Colombia

open access: yesRevista Colombiana de Ciencia Animal Recia, 2017
The objective of the research was evaluated the influence of soil availability on the architecture of cassava canopy. The work was carried out in the tropical dry forest area of the state of Sucre, Colombia. Experimental plots were established in October
Jairo Salcedo M   +2 more
doaj   +1 more source

Range extensions of two species of Odontophorus (Galliformes, Odontophoridae) in the Eastern Colombian Andes [PDF]

open access: yesCheck List, 2017
Odontophorus hyperythrus Gould, 1858 and Odontophorus strophium (Gould, 1844) are endemic to Colombia. The species O. hyperythrus is distributed on both the slopes of the Western and Central Andes, and in the southern part of the ...
Gerson Peñuela-Díaz   +3 more
doaj   +3 more sources

BPMS para la gestión: una revisión sistemática de la literatura

open access: yesRevista Española de Documentación Científica, 2018
El objetivo de este trabajo es realizar un análisis sistemático de la literatura para mostrar el estado del arte en la investigación sobre los Sistemas de Gestión de Procesos de Negocio (BPMS, por sus siglas en inglés).
Alicia Martín-Navarro   +2 more
doaj   +1 more source

Emotion Regulation Ability and Resilience in a Sample of Adolescents from a Suburban Area

open access: yesFrontiers in Psychology, 2017
Earlier research has identified a remarkable number of related factors to resilience during adolescence. Historically, theoretical treatments of resilience have been focused almost exclusively on psychosocial levels of analysis to derive explanatory ...
José M. Mestre   +4 more
doaj   +1 more source

Impacto económico de los conflictos humano-fauna silvestre en la zona de amortiguamiento de la Reserva Biológica Alberto Manuel Brenes, Costa Rica

open access: yesCuadernos de investigación UNED, 2022
Introducción: El tamaño de las áreas protegidas a menudo es insuficiente para mantener poblaciones viables de depredadores, lo que provoca una superposición de hábitats con los humanos. Los conflictos resultantes, por ejemplo, la depredación de animales
José Manuel Mora, Rebeca Solano-Goméz
doaj   +1 more source

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