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Now showing items 21-34 of 34
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Investigación para la toma de decisiones de manejo en áreas marinas protegidas como la Isla del Coco, Costa Rica
(Universidad de Costa Rica, Costa Rica, 2020-03-20)Introduction. Scientific information is often needed to guide management decisions, but marine protected areas usually lack such information. Further, these protected areas face the challenge of protecting ... -
[Literature review: Effects of exercise on intraocular pressure] [Revisión bibliográfica: Efectos del ejercicio en la presión intraocular]
(Universidad Nacional, 2019-07)Introduction: The relationship between intraocular pressure (IOP) and acute exercise has been studied in recent years. It has been found that acute exercise has a positive effect on IOP; however, aerobic exercise and ... -
Occupancy and probability of detection of the introduced population of Eleutherodactylus coqui in Turrialba, Costa Rica
(Firenze University Press, 2022-07-28)The Puerto Rican Common coqui frog (Eleutherodactylus coqui) has a long history as an invasive species in places such as Hawaii. Since its introduction in Costa Rica, scarce information is available to understand why and ... -
Percepción de la persona adulta mayor acerca de los factores que determinan la participación al predeportivo voliocho del Cantón de Santo Domingo de Heredia, Costa Rica
(Universidad Nacional, 2018-11-16)El objetivo de esta investigación fue conocer los factores que determinan la participación de la persona adulta mayor en el predeportivo voliocho del cantón de Santo Domingo de Heredia. Este es un estudio de teoría ... -
Pesticides Burden in Neotropical Rivers: Costa Rica as a Case Study
(Multidisciplinary Digital Publishing Institute (MDPI), 2021-11-29)Neotropical ecosystems are highly biodiverse; however, the excessive use of pesticides has polluted freshwaters, with deleterious effects on aquatic biota. This study aims to analyze concentrations of active ingredients ... -
Podcasting: Una herramienta de comunicación en el entorno virtual
(Universidad Estatal a Distancia, Costa Rica, 2018-12-03)La tecnología hoy día ofrece implicaciones relevantes en el campo educativo y a nivel de formación de profesorado debido a la proliferación de las Tecnologías de Información y Comunicación (TIC). Lo anterior provoca la ... -
Soundscape structure in forests surrounded by protected and productive areas in central Costa Rica
(Universidad Nacional, Costa Rica, 2023-03-09)Ecosystems are under a multitude of pressures, including land-use change, overexploitation, pollution, and climate change. Most studies, resources, and conservation efforts are allocated to protected areas, while anthropogenic ... -
Strategic priorities and competitiveness of businesses operating in different entrepreneurial ecosystems: a benefit of the doubt (BOD) analysis
(Emerald Group Holdings Ltd., 2021-05-05)Este estudio evalúa la relación entre el ecosistema empresarial y la competitividad empresarial. El estudio utiliza una muestra de 348 empresas manufactureras y de servicios empresariales intensivos en conocimiento que ... -
Student Absenteeism in Mathematics Lessons: Social Variables in the PGS of Namibe
(MDPI AG, 2019-06-13)This article analyses social variables that cause student absenteeism from mathematics classes. It contrasts teachers’ perceptions with the perceptions of students undertaking their second and third levels of a Bachelor’s ... -
Teacher Reflection on a Teaching-Learning Situation Regarding the Concept of Relation in Secondary Education
(Universidad Nacional, Costa Rica, 2022-01-31)This study is part of the research in didactics of mathematicson teacher training. In particular, the study focuses on the knowledge of mathematics teachers, taking as a reference the theoretical ... -
Testing Explant Sources, Culture Media, and Light Conditions for the Improvement of Organogenesis in Pinus ponderosa (P. Lawson and C. Lawson)
(Universidad Nacional, Costa Rica, 2023-02-14)Pinus. ponderosa (P. Lawson and C. Lawson) is a commercial tree and one of the most important forest species in North America. Ponderosa pine suffers hardship when going through vegetative propagation and, in some cases, ... -
The 27 February 2022 Lop Nor earthquake: detectability, location, and discrimination
(Seismological Society of America (SSA), 2022)A seismic event with mb 4.8 (Mw 4.2) was detected close to the Chinese Lop Nor nuclear test site on 27 February 2022. Waveforms recorded at regional and far regional distances in central Asia indicate greater likeness with ... -
Variation in abundance and habitat relationship of three understory insectivorous birds in a disturbed landscape of Neotropical dry forest of Colombia
(BioMed Central Ltd, 2020-09-02)Background: Evaluating relationships between avian populations and their habitat is important for understanding the biology of these species and for management decisions that improve the efectiveness of restoration ... -
Wildlife diversity and relative abundance among a variety of adjacent protected areas in the northern Talamanca Mountains of Costa Rica
(MDPI AG, 2020-04-01)Protected areas are intended to achieve the long-term conservation of nature, but not all such areas are equal in their effectiveness because of their varying regulation of human activities. In Costa Rica, we assessed ...