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Now showing items 12953-12972 of 13725
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The geographic distribution of Costa Rican velvet worms (Onychophora: Peripatidae)
(Revista de Biologia Tropical vol.64 no.4 1401-1414 2016, 2016-06-06)Velvet worms, “peripatus” or onychophorans, are “living fossils” that were geographically widespread in Cambrian seas but now occur exclusively on terrestrial habitats. The only extant species studied in some detail are ... -
The geometry of the Wadati-Benioff zone under southern Central America and its tectonic significance: results from a high-resolution local seismographic network
(Elsevier, 1994)We present here a detailed geometry of the Wadati—Benioff zone under Costa Rica, obtained from seismicity recorded by a dense local seismographic network jointly operated by the Costa Rica Volcanological and Seismological ... -
The geomorphic landscape of the Barva volcano, Costa Rica
(Bellweather Publishing, 2020-03-13)Volcanoes have a beneficial role in human development; however, this balance could turn to hazardous processes or even environmental disturbances. Costa Rica is a volcanic country. The people of Costa Rica live upon these ... -
The good, the bad and the unthinkable of learner autonomy in EFL
(Universidad Nacional, Costa Rica, 2020-02-20)This study assesses the relation between self-evaluation and the development of learner autonomy (LA) in English as a foreign language (EFL). Using action-research, the investigation included 22 first-year students taking ... -
The grammaticalization of specificity (and beyond) in boruca
(Universidad Nacional, Costar Rica, 2000)SPECIFICITY, as many other concepts of human experience, has various linguistic manifestations across languages, varying from lexical expression, e.g. adjectives, as in the English example in (1), to distinctions which ... -
The growth of juvenile jaguar guapote (Cichlasoma managuense) fed diets with different carbohydrate levels
(Universidad Nacional (Costa Rica), 1995-06-27)Se evaluó el crecimiento de juveniles del guapote tigre (Cichlasoma managuense) alimentado con dietas isocalóricas conteniendo niveles de carbohidrato del 11 al 36 por ciento. El experimento se realizó en un sistema de ... -
The histological structure of the androgenic gland and cellular cord of the male reproductive system of adult litopenaeus and rimapenaeus byrdi
(2012-05-01)The current knowledge of the precise extension and location of the androgenic gland (AG) in the genera Litopenaeus and Rimapenaeus is partial. Therefore, we analyzed the complete structure of the AG and cellular cord ... -
The horse as a model for translational orthopedic research: examples of studies on the regeneration of cartilage and bone conducted in Costa Rica
(Universidad Nacional, Costa Rica, 2019)The paper provides results published or to be published of long-term in vivo equine studies to evaluate techniques of possible regenerative matrices of cartilage and bone, by means of cell-free implants or ... -
The Impact of Deforestation, Urbanization, and Changing Land Use Patterns on the Ecology of Mosquito and Tick-Borne Diseases in Central America
(MDPI, 2021)Central America is a unique geographical region that connects North and South America, enclosed by the Caribbean Sea to the East, and the Pacific Ocean to the West. This region, encom- passing Belize, Costa Rica, ... -
The impact of foreign language enhancement on students’ oral performance: a case study at Centro de Idiomas, Universidad Nacional, SRB
(II Congreso Internacional de Lingüística Aplicada CONLA UNA, 2015)La enseñanza y el aprendizaje de un idioma extranjero se apoyan en la guía del instructor así como también en el compromiso y la actitud positiva del estudiante. Obtener el éxito en la producción oral de este idioma expone ... -
The impact of native english speaker teaching on beginning college english students’ writing: a case study at Universidad Nacional, Brunca Extension
(II Congreso Internacional de Lingüística Aplicada CONLA UNA, 2015)El aprendizaje del inglés como idioma extranjero es un reto para los estudiantes cuya exposición al contacto con nativos hablantes de este idioma es escasa. Esta exposición limitada puede impedir el logro de un desarrollo ... -
The impact of overstocking and negative energy balance on quantitative measurement of non-typhoidal Salmonella in periparturient dairy cattle
(Frontiers in Veterinary Science, 2022-02-17)Stressful conditions in animal production facilities may exacerbate the fecal shedding and foodborne transmission of non-typhoidal Salmonella enterica subsp. enterica. Dairy cows are reservoirs of this zoonotic microorganism, ... -
The importance of developing our teaching philosophy as EFL professionals
(Universidad Nacional, Costa Rica, 2010)Creating our own teaching philosophy is an innovative practice and it should be a meaningful part of ourselves as language teachers since it states our learning experiences, goals, beliefs, level of professionalism and ... -
The Importance of English for the Costa Rican Economy and Curriculum
(EUNA, 2022-02-17)Este estudio de caso analiza el papel que del idioma inglés en la economía y el currículo costarricense. El análisis se hace basado en un marco referencial sobre la adquisición y aprendizaje de segundas lenguas con ... -
The importance of promoting self-reflection in the pedagogical practice of teachers
(Universidad Nacional, Costa Rica, 2021)Teaching is not an easy task because teachers have many and different roles in the class. Part of these roles is to self-reflect about their teaching practice to improve as a teacher and with this to help students to ... -
The influence of gender stereotypes on eating habits among Costa Rican adolescents
(American Journal of Health Promotion, 2015-05-01)Purpose. To identify the influence of gender stereotypes on eating habits among Costa Rican adolescents. Design. Qualitative, descriptive research was used in this study. Setting. Adolescents and parents were recruited ... -
The Influence of IoT Simulation in the Learning Process: A Case Study
(Association for Computing Machinery, 2020-03-28)Internet of things (IoT) is a relatively novel technology which provides connection between things. It was presented for the first time by Kevin Ashton in 90´s.The software and hardware development of IoT is not growing ... -
The Influence of Spanish Lexicon on Limonese Creole : negative Implications
(Universidad Nacional, Costa Rica, 2014)After working in the construction of the railroad that communicates Limón with San José, many Afro-Caribbean people who had arrived during the 1870’s, especially from Jamaica, stayed and established themselves in Limón. ... -
The Influence of Time Spent in Outdoor Play on Daily and Aerobic Step Count in Costa Rican Children
(2011)Examina la influencia del tiempo gastado en juegos al aire libre (entre semana o fines de semana) sobre la cuenta del paso aeróbico diario en 190 niños costarricenses de quinto a¤o provenientes de tres escuelas de la ... -
The infrared thermography of the scrotal surface in the long scrotum bull. Preliminary comparisons to normal scrotum sound for breeding bulls
(Universidad Nacional, Costa Rica, 2023)Long scrotum bulls (LS) (i.e the scrotum apex surpassing the hock joint level) have been reported with a high culling rate compared to normal scrotum sires (NS) (scrotum apex above the hock joint), due to seminal and ...