Browsing by Advisor Ulloa Vaca, Carlos Andrés

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Alteraciones de la materia orgánica y la repelencia del suelo al agua en una zona afectada por incendios forestales en parte de la microcuenca del Saloya.
Rivera Gárate, Carmen Amanda (Feb-2015) - [Director: Ulloa Vaca, Carlos Andrés]
The study shows the soil changes as a result of forest fires and the prescription in two areas that are part of Saloya River at south west of Quito; the study has a base in analysis of several publications by scientists who have developed this subject under some techniques using field and...
Determinación experimental de los cambios en las propiedades físico químicas en dos diferentes tipos de suelos expuestos a distintas temperaturas simulando incendios forestales.
Cárdenas Ortiz, Daniel Alejandro; Zapata Flores, Edison Marcelo (May-2015) - [Director: Ulloa Vaca, Carlos Andrés]
Simulations of wildfires in soil samples corresponding to two areas of the city of Quito with a different record in the occurrence of forest fires and different features moisture, organic matter, water repellency and vegetation were performed. In both zones control samples and samples withstand...
Efecto del calentamiento del suelo en la capacidad de sorción de las sustancias húmicas sobre metales y cambios en la repelencia al agua simulando incendios de baja, mediana y alta intensidad en la Reserva Ecológica del Antisana.
Carrera Andrango, Luis Fernando (Jan-2017) - [Director: Ulloa Vaca, Carlos Andrés]
Ecuador is a country with diverse ecosystems including the Andean highlands are the same as harboring high biodiversity, besides being considered as a source of stored water. Alterations in these ecosystems have been increasing with the passing of the years mainly by human activities such as...
Evaluación de la capacidad de sorción de potasio y cobre en dos tipos de suelos quemados experimentalmente en laboratorio simulando incendios forestales
Toaquiza Guasumba, Diana Alexandra; Bastidas Altamirano, Edison Iván (Mar-2017) - [Director: Ulloa Vaca, Carlos Andrés]
The present research aims to determine the physicochemical alterations produced when different soil samples are exposed to temperature conditions simulating low, medium and high intensity forest fires. In addition, it determines the alterations in the potassium and copper sorption capacity through...
Influencia Del Calentamiento De Dos Tipos De Suelo En Quemas Experimentales Realizadas En Laboratorio Simulando Incendios Forestales, Sobre Grupos Bacterianos Edáficos
Fogacho Chamorro, Silvana Lizeth (Mar-2017) - [Director: Ulloa Vaca, Carlos Andrés]
The present research work had the purpose of performing the simulation in the laboratory of forest fires raised in the Antisana High land and in the Guanguiltagua Metropolitan Park of Quito. From the two study sites, standard samples were taken and samples subjected to a heat treatment to determine...
Monitoreo y evaluación del impacto ambiental del material particulado PM10 y PM2,5 en la Universidad Politécnica Salesiana campus sur.
Rubio Bautista, Jonathan Rafael (Mar-2019) - [Director: Ulloa Vaca, Carlos Andrés]
La presente investigación monitoreó y evaluó los contaminantes presentes en la atmósfera que alteran la calidad del aire ambiente, en cuanto a lo que tiene que ver con el material particulado gravimétrico en las inmediaciones de la Universidad Politécnica Salesiana “Campus Sur”. Con la finalidad de...
Plan de gestión de residuos provenientes de la faena de mariscos y residuos comunes del Puerto Artesanal Pesquero de Esmeraldas (PAPES)
Guzmán Cevallos, Luis Alfredo; Yunga Chicaiza, Saadín Adrián (Jun-2014) - [Director: Ulloa Vaca, Carlos Andrés]
This project was made to propose a waste management system to Esmeraldas Fish Port, it started analyzing the current port situation, this study took economical, technological and logistical factors and some bibliographic sources which help to determine the physical, biotic and socioeconomic...