Results 31 to 40 of about 447,150 (298)

Redistributive land reforms, agricultural productivity, and structural change: New cross‐national evidence

open access: yesAmerican Journal of Agricultural Economics, EarlyView.
Abstract Large‐scale land reforms constitute a substantial redistribution of wealth and reallocation of agricultural land, which is a major form of asset and production input in developing countries. While land redistribution (from the rich to the poor) remains a highly controversial issue, extensive evidence on its effect is limited.
Devashish Mitra   +3 more
wiley   +1 more source

Análisis de la productividad policial: un caso aplicado al Ecuador

open access: yesUrvio
Introducción/ Objetivo: este estudio tiene como objetivo analizar la productividad del accionar policial en Ecuador mediante el índice de productividad total de los factores de Hicks-Moorsteen.
Marcos Sánchez-Calderón   +2 more
doaj   +1 more source

Baja captación y éxito en el tratamiento para la tuberculosis en una cárcel de Ecuador

open access: yesRevista Panamericana de Salud Pública, 2019
Objetivo. Evaluar el control de la tuberculosis pulmonar en un centro de privación de la libertad e identificar los factores de riesgo asociados con tratamiento no exitoso en la cárcel más grande en Ecuador. Métodos. Se analizaron los datos de vigilancia
Félix Chong   +2 more
doaj   +1 more source

A Global Prospective Harmonization Framework for Suicidality, Anhedonia, and Obsessive‐Compulsive Symptoms in Psychiatric Genetic Studies: A Cross‐Continental Study Within the Ancestral Population Network

open access: yesAmerican Journal of Medical Genetics Part B: Neuropsychiatric Genetics, EarlyView.
ABSTRACT This study aims to prospectively collect harmonized, quantitative, and dimensional psychiatric phenotypes (suicidality, anhedonia, and obsessive‐compulsive symptoms) and information on discrimination, stigma, and unfair treatment in up to 27,500 individuals across diverse ancestries and clinical populations for genetic analysis within the NIMH
Ana M. Diaz‐Zuluaga   +36 more
wiley   +1 more source

Leveraging target enrichment and genome skimming (Hyb‐Seq) of herbarium collections to unlock timber DNA barcoding

open access: yesApplications in Plant Sciences, EarlyView.
Abstract Premise DNA barcoding for timber species identification requires comprehensive reference datasets, informative DNA barcodes, and cost‐effective protocols. We developed a workflow leveraging Hyb‐Seq (target capture sequencing and genome skimming) to address these challenges, and we tested it on four genera from the mahogany family (Meliaceae ...
Sidonie Bellot   +14 more
wiley   +1 more source

Experiencias y desafíos de la Comisión nacional asesora de eventos supuestamente atribuibles a la vacunación o inmunización graves de Ecuador, 2020-2023

open access: yesRevista Panamericana de Salud Pública
Objetivo. Describir las experiencias de la Comisión Nacional Asesora de Eventos Supuestamente Atribuibles a la Vacunación o Inmunización (ESAVI) graves implementada en Ecuador en el período 2020-2023. Método.
Daniel Simancas-Racines   +13 more
doaj   +1 more source

Evaluación del contenido de cadmio en suelos destinados al cultivo de cacao en la provincia de Guayas (Ecuador)

open access: yesEcuador es Calidad, 2019
El cadmio es un metal pesado que provoca serios daños a la salud humana. Su presencia natural o antro­pogénica en agua y suelo es motivo de preocupación debido, en gran medida, a la posibilidad de acumularse en alimentos, entre ellos el cacao, uno de los
Rusbel Jaramillo   +5 more
doaj   +1 more source

Liquid‐phase oxidation of furfural catalyzed by magnetically separable metal oxide nanoparticles deposited on silica gel

open access: yesBiofuels, Bioproducts and Biorefining, EarlyView.
Abstract Oxidation of furfural (FF), a bio‐based platform chemical, was investigated using a range of iron‐, vanadium‐ and iron–zinc‐oxalates supported on silica gel (FeVOx@silica and FeZnOx@silica, respectively) as precursor for FeV@silica and FeZn@silica oxide catalysts and H2O2 as a green oxidant.
Alexander Pokutsa   +2 more
wiley   +1 more source

INTERACCIONES MULTISENSORIALES EN EL DISEÑO

open access: yesDaya, 2017
Es común asociar al diseño con el sentido visual. Sin embargo, el sentido visual no es el úni-co órgano perceptivo que puede entrar en juego, existen otros sentidos que el diseño gráfico no ha tomado en cuenta.
Eréndida Cristina Mancilla González   +1 more
doaj   +1 more source

Validation of the ABL + DT model: An ecosystemic framework for integrating arts and digital technologies in primary education

open access: yesBritish Educational Research Journal, EarlyView.
Abstract Primary education teachers face increasing challenges in engaging diverse learners and fostering creativity, digital competence and other transversal skills, often lacking clear, practical guidance for integrating these skills into their classrooms.
Nella Escala   +2 more
wiley   +1 more source

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