Results 81 to 90 of about 386,368 (310)

Percepción de la biotecnología en estudiantes universitarios de Costa Rica

open access: yesRevista de Biología Tropical, 2004
Se llevó a cabo una encuesta para estudiar la percepción y el grado de conocimiento sobre biotecnología y organismos modificados genéticamente (OMGs), en una muestra de estudiantes (n=750) de tres universidades públicas de Costa Rica: Universidad de ...
Marta Valdez   +2 more
doaj  

User Experience Comparison of Intelligent Personal Assistants: Alexa, Google Assistant, Siri and Cortana

open access: yesProceedings, 2019
Natural user interfaces are becoming popular. One of the most common natural user interfaces nowadays are voice activated interfaces, particularly smart personal assistants such as Google Assistant, Alexa, Cortana, and Siri.
Ana Berdasco   +4 more
doaj   +1 more source

Evaluation of Service Continuity Management: University of Costa Rica, Western Headquarters

open access: yes, 2021
La Universidad de Costa Rica (UCR) es una de las cinco universidades públicas de la República de Costa Rica, la Sede de Occidente (UCR-SO) fue la primera sede regional de la UCR, fundada en 1968. En los últimos años se ha visto afectado el desarrollo de las actividades universitarias y el uso de sus instalaciones debido a fenómenos de diferente ...
Campos Pérez, Lisa   +2 more
openaire   +1 more source

Taxonomy and diversity of Marcgraviaceae, north of the São Francisco river, northeast Brazil

open access: yesNordic Journal of Botany, EarlyView.
This study provides a comprehensive assessment of Marcgraviaceae species diversity north of the São Francisco river in northeastern Brazil, analyzing species richness and distribution patterns across 384 000 km² of phytogeographic domains. Through field collections, herbarium studies (both physical and digital), and detailed morphological analyses, we ...
Thales Carvalho   +4 more
wiley   +1 more source

Centro de gastronomía y entretenimiento

open access: yesRevistArquis, 2015
El Centro de Gastronomía y Entretenimiento fue una práctica de proyecto arquitectónico del Taller de Diseño Nivel 7, Grupo 02, de la Escuela de Arquitectura de la Universidad de Costa Rica (UCR), realizado en el segundo semestre del año 2014.
Felipe Chaverri Peralta
doaj  

WHO STUDIES SOCIOLOGY AT THE UNIVERSITY OF COSTA RICA?

open access: yes, 2021
En el presente artículo se expone una parte de los principales resultados de la Caracterización del Perfil del Estudiantado Activo en la Escuela de Sociología de la Universidad de Costa Rica: su relevancia académico-administrativa. Se buscó recuperar un perfil amplio, más allá de las concepciones tradicionales, por lo que se incluyeron ...
openaire   +1 more source

University of Costa Rica's English Diagnostic Test 2022: Evidence of validity and reliability

open access: yesResearch in Pedagogy
The English Diagnostic Test aims to assess reading comprehension skills for firstyear students at the University of Costa Rica. In 2022, this test consisted of four instruments with 55 items. Instruments were based on an academic reading, following the criteria B2+ or C1 level according to Common European Framework of Reference for languages.
Walter Araya   +1 more
openaire   +2 more sources

Structural stability of plant–pollinator interactions despite seasonal abundance of long‐tongued hawkmoths

open access: yesOikos, EarlyView.
Seasonal environmental cycles affect plant–pollinator interactions by altering plant phenology. Periods of low resource availability can filter pollinators and reduce the complexity of interaction networks, but the extent to which the functional morphology of pollinators influences such filtering remains unclear.
Ugo M. Diniz   +3 more
wiley   +1 more source

Análisis de Riesgos Ocupacionales en Aserraderos. [PDF]

open access: yes, 2013
Proyecto de Investigación. Instituto Tecnológico de Costa Rica. Escuela de Ingeniería en Seguridad Laboral e Higiene Ambiental, Laboratorio de Higiene Analítica; Instituto Nacional de Seguros.
Hernández-Gómez, María Gabriela   +3 more
core  

Butterfly and moth habitat specialisation changes along an elevational gradient of tropical forests on Mount Cameroon

open access: yesOikos, EarlyView.
Niche breadth, reflecting the range of environmental conditions or resources a species can exploit, influences its distribution, persistence, vulnerability to environmental change, and interspecific interactions. The elevational niche‐breadth hypothesis predicts broader ecological niches at higher elevations due to increased environmental stress and ...
Fernando P. Gaona   +9 more
wiley   +1 more source

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