Theses & Dissertations
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This collection is exclusively made up of theses, dissertations, and project reports submitted as a requirement for completing a graduate degree at UPR-Mayagüez. If you are a UPRM graduate student and you are looking for information related to the deposit process, please refer to https://libguides.uprm.edu/repositorioUPRM/tesis
Recent Submissions
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Predictive analytics tools to improve on-time graduation rate for undergraduate students
(2022-05-20)The on-time graduation rate among private and state universities in Puerto Rico is significantly lower than in the mainland United States. This problem is noteworthy because it leads to substantial negative consequences ... -
Effects of Hydrogeological and Anthropogenic Factors on the Distribution of Emerging and Legacy Contaminants in the Karst Groundwater Systems
(2022-05-19)The characteristics of the Karst Region of Northern Puerto Rico (KRNPR) make this aquifer highly productive, being an important source of groundwater for multiple purposes, but highly vulnerable to contamination. This ... -
Transportation resilience against extreme natural hazards: PR-2 corridor in western Puerto Rico
(2022-05-19)This research work studies the increasingly critical need for transportation infrastructure resilience against extreme natural hazards, such as those posed by climate change, extreme weather and extreme geologic events. ... -
Calidad química del agua en vaquerías localizadas en el área oeste de Puerto Rico
(2022-05-18)Se realizó un sondeo tipo cuestionario sobre el recurso agua y un análisis descriptivo de la calidad química de la principal fuente de agua de bebida en vaquerías localizadas en tres regiones agrícolas y siete municipios ... -
Evaluación de efectos de bioestimulantes y nitrógeno en crecimiento, productividad, calidad, plagas y enfermedades en dos variedades de granada (Punica granatum) en el suroeste de Puerto Rico
(2022-05-19)Pomegranate (Punica granatum L.) is a fruit crop of economic importance in many countries and has potential as a crop to produce fruit for the fresh or processing markets, as well as for use as an ornamental or a medicinal ... -
Evaluación del híbrido de banano FHIA-02, Musa AAAA Mona Lisa, en respuesta a nematodos fitoparasíticos en Puerto Rico
(2022-05-13)El guineo (Musa spp.) es originario del sureste asiático, y está distribuido en las regiones tropicales y subtropicales del mundo convirtiéndose en el fruto comestible más producido y exportado a nivel mundial. La FAO 2019 ... -
Determinación de Alphitobius diaperinus como posible vector de Salmonella spp, Campylobacter jejuni y Escherichia coli O157:H7 en pollos parrilleros y evaluación de Heterorhabditis bacteriophora y Steinernema carpocapsae como sus posibles controles biológicos
(2022-05-18)La presencia de A. diaperinus en la crianza de aves de corral tiene grandes implicaciones económicas, en la salud pública y en el desarrollo de estas aves. Son varias las enfermedades que pueden transmitir este escarabajo ... -
Using DNA barcoding to identify seafood fraud in Puerto Rico
(2022-05-12)DNA barcoding is a powerful tool that can provide high-resolution species identification. This technique can be effective for identifying unknown seafood samples when morphological characteristics are unreliable due to ... -
Becoming agents of change: Dr. Seuss' books through the eyes of Freire, Illich, and Dewey
(2022-05-04)This thesis examined how children’s literature can promote critical thinking at any age. In order to identify examples of this, many of Dr. Seuss’ children’s books were evaluated. Ultimately, the selected books were ... -
Efectos de un programa de reducción de estrés basado en "mindfulness" (MBSR) en entrenadores deportivos del Albergue Olímpico de Puerto Rico
(2022-05-16)Stress is the result of the appearance of psychosocial risk factors that by themselves have a high probability of significantly affecting medium and long-term health and functioning of the person (Niño & Osorio, 2017). ... -
Caracterización agronómica, bromatológica y manejo de cultivares de <em>Urochloa</em> en Puerto Rico
(2022-05-16)Se realizaron dos estudios sobre el manejo de la fertilización nitrogenada, frecuencia e intensidad de corte en gramíneas del género <em>Urochloa</em> en época de días cortos (entre los meses de agosto 2020 a marzo 2021) ... -
Genome-wide association analysis of anthracnose resistance in NPGS Yemen sorghum [Sorghum bicolor (l.) Moench] germplasm
(2022-04-25)Sorghum [Sorghum bicolor (L.) Moench] is the fifth most consumed cereal in the world. Nevertheless, the productivity and profitability of sorghum is limited by the fungus Colletotrichum sublineola, the causative agent of ... -
Impacto del área programática juventud y clubes 4-H en la selección de carreras académicas de los socios 4-H seniors
(2022-05-10)El propósito del estudio fue identificar el Impacto del Área Programática de Juventud y Clubes 4-H en la selección de carreras académicas de los socios seniors 4-H. Para los datos se utilizó un cuestionario con tres ... -
Caracterización fisicoquímica del fruto inmaduro de nuevas líneas de calabaza que exhiben un color amarillo novedoso
(2022-05-06)Although immature fruits of all domesticated species of Cucurbita (pumpkin and squash) are edible, it is usually those of C. pepo that are harvested at this stage as summer squash. C. pepo is not widely cultivated in Puerto ... -
Low density lipoprotein receptor as a possible primary receptor for Dengue virus serotype 2
(2022-04-18)Viral diseases are currently one of the main public health threats worldwide Recently, Arboviruses have been in the center of modern epidemics, in the Hispanic Caribbean and South America. Currently the most prevalent ... -
Ground motion prediction equations for Puerto Rico
(2022-05-10)The main objective of seismic engineering is to reduce the uncertainty regarding the impact of earthquakes on structures (Baker, 2008). Seismic hazard analysis is one of the main tools that allow establishing a quantitative ... -
Goodness-of-fit testing in two dimensions
(2022-03-02)A goodness-of-fit (GOF) test is a test used to check whether a sample of data came from a specific probability density. For example, perhaps a particular sample of data looks be evenly distributed across its domain, and ... -
Efectividad de nematicidas biológicos y nematodos entomopatógenos en el control de fitonematodos y picudo negro (Cosmopolites sordidus germar) en plátano
(2016)Plantain (Musa acuminata X M. balbisiana, AAB) is the most economically important crop of Puerto Rico. During the fiscal year 2009-10 the farm gate value reached $69.14 million, equivalent to 8.76% of the local gross ... -
Evaluación de cloruro de calcio como inhibidor de la bacteria <em>Zymomonas mobilis</em> en fermentaciones de ron
(2021-12-09)<em>Zymomonas mobilis</em> es una bacteria Gram negativa, anaerobia facultativa, que se considera un contaminante durante las fermentaciones de rones, afectando el aroma y la producción de etanol. Este estudio ... -
Indicadores de calidad en los suelos Cotito (Lithic Kandiudox) y Coto (Typic Hapludox) del noroeste de Puerto Rico
(2021-12-13)La calidad del suelo depende de su composición natural y de los cambios causados por el uso y las prácticas de manejo del ser humano. Un suelo de calidad ayuda a preservar la salud humana, siendo fuente de alimentos ...