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Now showing items 12968-12987 of 13392
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Urge replantear nuestro Reglamento de Unidades Académicas
(Universidad Nacional, Costa Rica, 2017-11)Para quienes participamos del IV Congreso Universitario, es claro que ha existido un gran desconcierto entre lo que fue discutido y aprobado ahí y lo que ha sido la etapa de reglamentación y puesta en marcha del nuevo ... -
Urge retornar a la presencialidad en el aula
(Universidad Nacional, Costa Rica, 2021-09)Durante casi dos años de impartir lecciones bajo la modalidad remota o virtual debido a la pandemia, deseo aprovechar este espacio para hacer un llamado a retornar cuanto antes la presencialidad en las aulas; al menos ... -
Urge retornar cuando antes a las aulas
(La Nación, 2021-09-02)Ante los dramáticos resultados que nos presenta el Estado de la Educación, que plantea que el estudiantado se mantiene en el sistema educativo, pero no está aprendiendo, que gran parte no tiene buen acceso a Internet y ... -
Urgen políticas para combatir resistencia a los antibióticos
(Universidad Nacional, Costa Rica, 2017-05)En la actualidad, en materia de salud veterinaria, el país presenta un notorio rezago en el combate de la resistencia de los agentes antimicrobianos y la promoción responsable de su uso en los animales. En ese sentido, un ... -
Urgente transformación del transporte hacia fuentes de energía renovables y de bajo costo
(Universidad Nacional, Costa Rica, 2021-07)Durante el presente año el precio de los hidrocarburos en el país ha experimentado una serie de incrementos, con importantes efectos en los sectores económicos y sociales. La gasolina súper aumentó un 31%, la gasolina ... -
Usage and limitations of free and open-source software in Costa Rican local governments
(IEEE Explore, 2013-10-07)This paper presents results about the use and barriers that face free and open source software in the local governments in Costa Rica. Through an electronic survey, information was gathered from such governments, allowing ... -
Use and perception of open source by students of the national university in non IT careers
(Institute of Electrical and Electronics Engineers Inc., 2019-08-20)This paper discloses some initiatives that have been carried out by the National University with open source and an exploratory study of the use and perception of a part of the students of the National University that are ... -
Use and Perception of Open Source by Students of the National University in non IT Careers
(Instituto of Electrical and Electronica Engineers (IEEE), 2019)This paper discloses some initiatives that have been carried out by the National University with open source and an exploratory study of the use and perception of a part of the students of the National University that are ... -
Use of cholinesterase activity as a biomarker of pesticide exposure used on Costa Rican banana plantations in the native tropical fish Astyanax aeneus (Günther, 1860)
(Journal of Environmental Biology, 2014-01)In Costa Rica, thousands of tones of agricultural pesticides have been used for decades and their use is continuously increasing due to intensive and expanding production of coffee, pineapple, rice, ornamental plants and ... -
Use of food and spatial resources by two frogs of the genus Dendropsophus (anura: Hylidae) from La Selva, Costa Rica
(Universidade de Sao Paulo, 2012-06)Differences in the use of resources by similar species have been related to a reduction in the interspecific competition that allows coexistence. Also, other factors, such as high availability of resources in the environment, ... -
Usefulness of the working conditions and health survey in central America in prevention. Author response to comments by Jensen
(BMJ Publishing Group, 2015-06-05)We appreciate Dr Jensen's comments1 on the Central American Survey on Working Conditions and Health (ECCTS)2 and his concern that our sampling methodology may have produced biased results. The ECCTS has broadly followed ... -
USEWRITE: Useful Writing Techniques to Improve High-School Students' Descriptive Writing
(Editorial Universidad Nacional, 2010-05-30)Se analizan y recomiendan algunas técnicas de redacción, para promover la escritura de párrafos descriptivos, entre estudiantes de secundaria o principiantes. El estudio parte de los resultados obtenidos en una investigación ... -
Using authentic materials for teaching reading comprehension in a meaningful way
(Universidad Nacional, Costa Rica, 2013)La elección de materiales es una tarea difícil y los profesores deben conocer muchos aspectos antes de elegir material específico para sus alumnos. Por ejemplo, si el nivel es apropiado, las actividades significativas, el ... -
Using authentic materials to teach reading comprehension
(2012-11-09) -
Using Authentic Readings in the Ninth Grade in the Public School System of Costa Rica, to Develop EFL Classroom Activities to Enhance Students Competence
(Universidad Nacional, Costa Rica, 2006)Tomando en consideración los cambios emanados de la Asesoría Nacional de Inglés en el año 1991, del Ministerio de Educación Pública, donde se institucionaliza la utilización del enfoque comunicativo en la enseñanza ... -
Using Flashcards as a Didactic Resource for Teaching Statistics: The Experience in a Particular Didactics Course
(Universidad Estatal a Distancia, 2024-01-01)The aim of the systematization was to create a collection of cards by a group of students. These cards would serve as a didactic resource in teaching statistical or probabilistic concepts in the Costa Rican secondary education ... -
Using interary ECPA (Interactive-Literary English Consonant Pronunciation Activities) to improve the comprehensibility in the pronunciation of english consonant sounds in a group of senior citizens from the gerontology program at UNED: a research study
(Universidad Nacional, Costa Rica, 2015)This research project is aimed at exploring to which extent Interary ECPA (Interactive-Literary English Consonant Pronunciation Activities) improved the pronunciation comprehensibility of older learners. The study was ... -
Using Sniffer4D and SnifferV portable gas detectors for UAS monitoring of degassing at the Turrialba Volcano Costa Rica
(Advanced UAV, 2023)Since the completion of the first Sniffer UAS payload research article titled; Using UAS with Sniffer4D Payload to Document Volcanic Gas Emissions for Volcanic Surveillance: In this study the UAS system deployed carried ... -
Using songs to improve EFL students' pronunciation
(2012-11-09) -
Using the sulfide replacement petrology in lunar breccia 67915 to construct a thermodynamic model of S-bearing fluid in the lunar crust
(Elsevier, 2015-12-15)In this work, we investigate the compositions and origin of metasomatic fluids responsible for the formation of sulfide replacement textures in Mg-Suite lithologies of lunar samples 67915-149 and 67915-150. We have constructed ...