Browsing Theses & Dissertations by Title
Now showing items 2024-2043 of 4082
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“I am doing better and better”: From critical pedagogy to action research
(2011)The main goal of this Participatory Action Research (PAR) study is to empower students to become aware of, and address issues of inequality and social injustices through literacy practices such as reading and writing ... -
Ice water content and reflectivity retrieval from cirrus clouds using millimeter-wave radar and in-situ ice crystal airborne data
(2005)Data collected in March 2000 during the Department of Energy (DOE) Atmospheric Radiation Measurement (ARM) Cloud Intensive operational period (Cloud IOP) at the Cloud and Radiation Testbed (CART) site in Lamont, Oklahoma ... -
Iconografía del Sol y la Luna en Europa desde la Edad Media hasta el Renacimiento
(2021-05)El Sol y la Luna son figuras representativas en la iconografía del arte europeo desde la Edad Media al Renacimiento. Se ven y estudian las diferentes variaciones en sus iconografías con el paso de los siglos y las razones ... -
Identidad espacial durante el alojamiento transitorio
(2020-06-15)El paso del huracán María, ha puesto en claro el rol vital de los albergues en casos de desastres naturales. Estos refugios brindaron protección durante la tormenta, y posteriormente continuaron fungiendo como hogares ... -
Identidades mediadas. Formas en las que las reglas de juego de facebook intervienen la manifestación virtual de nuestra identidad.
(2020-05-29)Millones de usuarios interactúan a diario a través de Facebook y, como en todo proceso comunicacional, se dan dinámicas de manifestación identitaria en esos intercambios. El hecho de que este interaccionismo simbólico sea ... -
Identificación de bacterias en Cicadélidos vectores potenciales de Xylella fastidiosa Wells et al. Que se alimentan del tejido vascular de plantas de café Coffea arabica L. en tres localidades de Puerto Rico
(2007)Xylella fastidiosa (Xf) is a xylem-limited bacterium that is the causal agent of coffee leaf scorch (CLS) in Central America and citrus variegated chlorosis (CVC) in South America. The purpose of this research was to ... -
Identificación de especies anamórficas de añublos polvorientos (Ascomycota: Orden Erysiphales) presentes en plantas ornamentales y aromáticas en Puerto Rico
(2012)In surveys conducted during 2010 to 2012 in central and southwest Puerto Rico the causal agents of powdery mildews in ornamental and aromatic herbs were identified. Weeds associated with the crops surveyed infected with ... -
Identificación de la mosca frutera del género Anastrepha (Diptera: Tephritidae) y la evaluación de un método de control en tres cultivares de melocotón en Adjuntas, P.R.
(2008)Low-chill peach cultivars (Flordaprince, Tropic Beauty, Flordaglo) were evaluated in two sites in Adjuntas, P.R. Fruit yield and quality were severely reduced by tephritid fruit flies, which had not been previously reported ... -
Identificación de parasitoides de minadores agromícidos (Díptera: Agromyzidae) en plantas herbáceas en la región oeste de Puerto Rico
(2017)The family Agromyzidae consists of about 2,750 worldwide, with more than 33 species in Puerto Rico. In Puerto Rico, there are no published studies about parasitoids of agromyzid leafminers; thus, the objective of this ... -
Identificación de sistemas lineales
(2007)In this work we are considering the identification problem related to a linear system. There are many linear systems for which experimentation results in complicated and costly tasks, but there are many other linear systems ... -
Identificación del agente causal y métodos de control de la pudrición del cormo en apio (Arracacia xanthorrhiza Bancroft) en Puerto Rico
(2017)Arracacia xanthorrhiza, known as Apio in Puerto Rico, has become a traditional and exclusive crop of the highlands. This tuber has a great nutritional and economic potential because of its high content of starch of easy ... -
Identificación y caracterización de los microorganismos asociados a la pared intestinal de Onychochaeta borincana (Oligochaeta: Glossoscolecidae)
(2006)The intestinal symbiotic relationship between microorganisms and invertebrates is well known. In the case of soil arthropods, the relationship is widely studied, but in earthworms this relation has been only suggested. ... -
Identificación y delineación de áreas de cabecera de ríos utilizando SIG
(2011)Este trabajo presenta una metodología basada en la aplicación de técnicas en sistemas de información geográfica (SIG) con el objeto que puedan ser utilizadas en la delineación de áreas de cabecera para ríos de Puerto Rico, ... -
Identification and biotechnological potential of novel purple non-sulfur bacteria (PNSB) from aquatic environments in Puerto Rico
(2019-05-15)The anoxygenic photosynthetic purple non-sulfur bacteria (PNSB) have caught the attention of the scientific community due to their metabolic diversity. These microorganisms have the ability to adapt to fluctuations in ... -
Identification and characterization of Npl3 as a novel prion like protein and its function in the regulation of gene expression in <em>Saccharomyces cerevisiae</em>
(2019-12-06)Nuclear protein localization-3 (Npl3) is a highly dynamic protein involved in mRNA biogenesis. Previous studies showed that the <em>npl3-95</em> allele encodes a protein that can aggregate into high molecular weight ... -
Identification and molecular characterization of Pigeon pea witches’- broom phytoplasma in plants and its potential vectors in Puerto Rico
(2014)Few studies have determined the presence of phytoplasma from important crops in Puerto Rico. Disease symptoms resembling those caused by phytoplasma were observed in different plant species such as pigeon pea (Cajanus ... -
Identification of potential cancer biomarkers through multiple criteria optimization using microarray data
(2010)Cancer is a worldwide relevant illness given its mortality rates and associated economic and social repercussions. Genetic profiling has become one of the most important tools for cancer characterization, its diagnosis and ... -
Identification of the gut microbiota in the regenerating intestine of the sea cucumber <em>Holothuria glaberrima</em> and its role on intestinal regeneration
(2023-07-28)The microbiota, the set of microorganisms associated with a particular environment or host, has acquired a prominent role in the study of many physiological and developmental processes. Here I explore a possible role of ... -
Identifying total phosphorus spectral signal in a tropical estuary lagoon using an hyperspectral sensor and its application to water quality modeling
(2009)The San Jose Lagoon (SJL) is located in the northern coast of Puerto Rico and is classified as a eutrophic water body. Site access difficulties establish the need for other monitoring alternatives to measure nutrients ...