Evaluación de la funcionalidad y resistencia osmótica del esparmatozoide ys u capacidad predictiva de la fertilidad en campo en porcinos Authors: Belalcázar, Dyanne Alejandra

“…Laboratory analyses were performed on 14 ejaculate samples from different pig farms nationwide, allowing analysis of sperm functionality by hypoosmotic stress and evaluation of membrane integrity, using a correlation with births of inseminated breeding females, using a statistical analysis, with a pregnancy rate of 14.62% and an average effectiveness of 90% in 45 pregnant females, with a loss of 3 females or 0 births equivalent to 6% of all females. The main conclusion being that the pregnancy rate of females in the pig field cannot be predicted from a laboratory analysis of ejaculates, keeping the seminal liquid frozen at an average temperature of 16 °C and taking it to a laboratory procedure up to a temperature of 34 °C, as CFEs showed a trend in relation to the number of total piglets born, but this was not significant and it is therefore recommended to increase the number of samples to corroborate information.…”

Ley De Transparencia: Rol y Responsabilidad Social Del Revisor Fiscal En Colombia Authors: Rojas, Belki Xiomara

“…Economic crimes such as fraud and corruption are reasons for scandals and concern on the part of Colombian society, private companies and government institutions, because they impede the growth and development of any nation. …”

Cómo mejorar el posicionamiento de Colombia en las exportaciones de aceite de palma al Brasil Authors: Bermúdez Jiménez, Daniela Fernanda, Moncada Sanchez, Mabel Stefany

“…Of the total national production, 64% is intended for local consumption and the remaining 36% for exports, with Brazil being one of the main destinations during the five-year period between 2014 and 2019. …”

Lesiones orales más recurrentes en pacientes con prótesis removibles y totales: Revisión sistemática Authors: Bello Yara, Evelyn Tatiana, Pastrana, María José, Carvajal, Nicole, Solano, Pedro

Desarrollo de un sistema de visión por computadora con Raspberry Pi para la detección temprana de la Moniliasis y la Fitóftora en el cultivo de cacao criollo de la finca Villa Laur... Authors: Andrade Becerra, Cristian David

Manifestaciones orales en pacientes con COVID 19. Scoping Review Authors: Alfonso García, Lizet Daniela, Bohórquez Duarte, Ana Yulissa, Vargas Betancur, Elizabeth, Tiusabá Aranda, Loren Shareet

“…Conclusions: The structures that make up the oral cavity are a target organ for the anchoring of the SARS CoV2 virus due to the presence of ACE2 receptors along its extension, allowing the appearance of various manifestations and lesions, the knowledge of these is of utmost relevance for dental practice, which allows the clinician to give a timely diagnosis and ideal treatment; in the same way these manifestations and oral lesions during the Covid 19 infection requires more in-depth clinical research, which 15 allows establishing the existence of a direct relationship between the oral manifestations found and the SARS CoV2 virus. …”

Integración e Implementación de un Sistema Interfaz Hombre Máquina Para Pruebas de Variadores de Media Tensión en la Empresa WEG Colombia Authors: Bernal Roldan, Elvis Jeisson

Diseño de la documentación del sistema de gestión en seguridad y salud en el trabajo con base en el Decreto 1072 del 2015 para la empresa Cermac sas en la ciudad de Bogotá Authors: Bernal Saavedra, Katherine Alejandra, Poloche Tique, Hellen Gyseth

Propuesta pedagógica para la enseñanza de la literatura infantil basada en la caracterización de las prácticas docentes de lenguaje Authors: Holguín Beltrán, Carlos Augusto

La Región metropolitana de Bogotá, entre los sueños y la realidad Authors: Bohórquez Rincón, Rubén Darío, Bernal Ramirez, Plinio Alejandro

“…International experience dictates that a possible solution requires the creation of a new authority that allows adequate governance over nearby towns and cities based on planning, execution, and sustainability of common projects between an area of influence. This document addresses aspects of the creation, development, and difficulties of a Metropolitan Region as an associative figure to be used between Bogotá and its neighbors (towns), aiming to solve economic, social, and environmental problems with wide repercussions on the quality of life of the nearly 10 million people who live within that territory.…”

Percepción de los Comerciantes de autopartes sobre el Régimen Simple De Tributación en el Municipio De Duitama Authors: Becerra Morantes, Angela Paola, Moreno Vivas, Jesica Paola

“…The main objective of the research is to identify the causes that lead traders who develop commercial activities of parts, parts and accessories for motor vehicles in the municipality of Duitama to be taxed in the simple regime, created through Article 66 of the Financing Law 1943 of 2018, declared unenforceable by the Constitutional Court, but finally ratified by Article 74 of the Economic Growth Law 2010 of 2019; one of the bets of the National Government to bring formality to Colombians.…”

Rediseño y Construcción De Componentes mecánicos Para La habilitación De Sillas De Ruedas En La Fundación Casa De La Esperanza (Sede Cajicá). Authors: Bernal Martínez, Angie Sleth

Diseño de socket de prótesis transfemoral, para disminución de lesiones causadas por presión en el muñón Authors: Malagón Pirazan, José, Puentes Bermúdez, Karoll Tatiana

“…This research exposes the design of a transfemoral prosthetic socket. The design begins with the review of preliminary studies, in which issues related to transfemoral amputation and possible solutions for patient-prosthesis incompatibility are addressed…”

Diseño y automatización de una mesa para armado de núcleos de transformadores apilados llevando a cabo un correcto izaje en la empresa Tesla. Authors: Hidalgo Sicacha, Johan Andrés, Benavides Avilan, Daniel

“…In order to obtain better returns at a business and industrial level, it is necessary to create machinery that reduces occupational risks, thus improving the conditions of workers, avoiding possible future lawsuits that endanger the company's assets and the entrepreneur's money, and two generates an increase in production capacity, boosting the company's income, in turn positioning the company more competitively in the markets…”

Modelo didáctico para la formación del concepto de función de variable compleja mediante la resolución de problemas Authors: Villarraga Baquero, Beatriz Avelina

“…There are multiple factors that hinder the teaching-learning process of mathematics, among them: the lack of didactic strategies, methodologies, non-challenging curricula, impractical educational models, social policies with little effectiveness, misconceptions and beliefs, among others.…”

Diagnóstico de seguridad vial en la avenida las américas en la ciudad de Duitama Authors: Chia Gomez, Laura Valentina, Patiño Bello, Sergio Nicolas

“…The purpose of this project is to focus future measures to reduce accidents in a city like Duitama, evaluating one of the main corridors, which is located between the hospital traffic circle (Circumvalar Avenue) and the cemetery traffic circle (Carrera 16). …”

Evaluación del comportamiento mecánico de adoquines con adición de plástico reciclado para pavimento articulado vehicular Authors: Cuevas Becerra, Natalia Ximena

“…The addition of recycled materials as an alternative to improve the mechanical behavior of products for the construction of civil works has become a permanent research, either to lighten them or to improve their resistance. …”

La conservación del área en las figuras geométricas a través del uso de paradojas en el séptimo grado Authors: Berrío Pérez, Carlos Alberto

“…By implementing new academic spaces for students are promoted, it allows you to generate a better performance in the achievement of math and develop optimal skills along with a progress of social relations within our classrooms in the town of Ciudad Bolivar, harmonized for peace and civic tolerance.…”

Preguntas naturales que les surgen a los estudiantes ante situaciones referentes a la aritmética Authors: Ríos Bustos, John Beckenbauer

Permacultura para el diseño sostenible de vivienda de interes prioritario, dirigida a personas en estado vulnerabilidad del barrio República de Canadá. Authors: Betancourt Correa, Gabriela

“…In the peripheral areas there are urbanized areas in a fragmented manner by informal housing clusters given by the need of families in a state of socioeconomic vulnerability and the easy acquisition of land (Cuellar, 2018); there is evidence of a development given by self-construction within the public space and the conformation of housing belonging to the classification of slums, which present scenarios of informality, where they are linked to factors of precariousness, in terms of poverty, lack of resources, dependence on the center and vulnerability reflected by the risks and threats that affect the population in environmental, economic, social spheres or the minimum or nonexistent conditions of habitability (UN-habitat,2014).…”