Methodology for mudflow hazard assessment triggered by rainfall, in El Rollo Watershed, San Bernardo, Nariño by Córdoba Pazos , Álvaro Camilo, Maffla Chamorro, Francisco Ricardo

“…In this work, a methodology was conducted by the implementation of Geographic Information Systems was carried out for the evaluation of the threat due to the flow of sludge formed under rain events. …”

Financial evaluation of the potato production system (Solanum tuberosum L.) in Oicata, Boyaca by Avendaño-Gómez, Elmer, González-Santos, Wilson

“…The aim of this work is to conduct a financial evaluation in the production system of potato Solanum tuberosum variety Diacol capiro, in a participatory manner and with the inclusion of historical indicators, depending on time horizons and rate chance.The study population corresponded to 32 potato farmers enrolled in the company providing agricultural technical services (Epsagro) Oicata Township, Boyaca, 2014, of which 3 producers (large, medium and small) were selected for the research. …”

Genesis and evolution of the valle del Sibundoy soils by Medina-Castellanos, Erika Alejandra, Sánchez-Espinosa, Jorge Alberto, Cely-Reyes, Germán Eduardo

“…The Valle del Sibundoy, located northwestern Putumayo, has an approximate area of 9100 ha (ICAC, 2014); in this area, a soil survey was conducted at a semi-detailed scale to determine the factors governing the soils origin, and infer the processes that have occurred and have left marks in the soil profile. …”

Propagation and in vitro tuberization of two varieties of potato by Araque Barrera, Eyda Johanna, Bohórquez Quintero, María de los Angeles, Pacheco Díaz, José Estiben, Correa Mora, Lenny Yojana, Urquijo Ruiz, Johan Sebastian, Castañeda Garzón, Sandra Liliana, Pacheco Maldonado, José Constantino

“…This study was conducted in the Laboratorio de Cultivo de Tejidos Vegetales of the Universidad Pedagógica y Tecnológica de Colombia with the purpose of acquiring knowledge on the behavior under in vitro conditions as to evaluate a methodology for the micropropagation of plantlets and the production of microtubers from two varieties of potato ( Solanum tuberosum L. ssp andigena) Diacol Capiro and Parda Pastusa. …”

A linear programming model for the parallel non-related machines problem, in the drying area of a chilean sawmill by Cifuentes, Nayaret, Gatica, Gustavo, Linfati, Rodrigo

“…The methodology considered two stages: first, the products were grouped by density and fiber type; second, a mathematical model was proposed based on linear programming, which was modeled with AMPL software. In addition, we conducted a statistical analysis to evaluate the solution quality and the computing times, using the CPLEX and GUROBI commercial solvers. …”

Diagnóstico estratégico para “La Ciudad de Tunja”, una de las Siete Maravillas de Boyacá by Bermúdez Cifuentes, Olga Cecilia, Betancourt Camacho, Jorge Alberto

Procedural adaptations of the instruments in pedagogical practice in times of pandemic by Castaño Peñuela, Diana Carolina; Universidad Pedagógica y Tecnológica de Colombia, Bustamante Parra, Andrea Catalina; Universidad Pedagógica y Tecnológica de Colombia, Guzmán Sierra, Andrés Julián; Universidad Pedagógica y Tecnológica de Colombia, Herrera Becerra, María Olga; Universidad Pedagógica y Tecnológica de Colombia, Guerrero Fagua, Nelson; Universidad Pedagógica y Tecnológica de Colombia, Gamboa Saavedra, Elisa, Osorio Valdés, Lina María, Jiménez Aguilar, Gabriel

“…All of the above, based on a methodology with a descriptive qualitative approach where it was possible the collection of experiences of teachers in training from two surveys conducted through the Google Drive form with closed questions for each semester.…”

Efficiency Evaluation of Two Domestic Water Treatment Filtration Models by Rojas-Torres, Leidy-Yohana, Cifuentes-Osorio, Gabriel-Ricardo, Jiménez-Daza, Ximena-Rocío, Prado-García, Julián-David

“…Natural water from the underground well of the University of Boyacá was used, and the evaluated parameters were turbidity, total coliforms, E. coli pH, conductivity, color and the filtration rate. The evaluation time was 46 days, each filter was fed daily with a volume of 7.5 L. …”

What is There About DevOps Assessment? A Systematic Mapping by Orozco-Garcés, Carlos-Eduardo, Pardo-Calvache, César-Jesús, Salazar-Mondragón, Yilber-Hernán

“…According to the above, the current state of knowledge related to the proposal of processes, models, techniques, tools, and methodological guides is presented to conduct the DevOps assessment. As a result, it is noted that there are multiple methodological solutions that seek to assess DevOps; however, a high degree of heterogeneity was evidenced in the identified solutions, resulting in the need to establish a clear framework that serves as the basis for proposing a generic, structured, and unambiguous DevOps assessment model applicable to software companies.…”

Food in the Book «HACE TIEMPOS» by Tomás Carrasquilla. An Overview of Antioquian Cuisine from below in Times of Modernisation, 1870-1930 by Sierra Muñoz, Luis Fernando

“…This has motivated the question: «To what extent did the modernisation process modify that structure and grammar of food?» The article conducts a literary and semiotic analysis of the three volumes of the work Hace tiempos by the costumbrist writer Tomás Carrasquilla, which is rich in details about Antioquian popular culture. …”

Powerpoint and the development of student’s lateral thinking by Muñoz Sierra, Luz Myrian

“…With this purpose, a research was conducted, focused on identifying how the use of the PowerPoint program contributes to develop the lateral thinking of student in the seventh grade classroom. …”

University Teachers Colleges and the education issue in Michoacan, 1917-1930 by Gutiérrez López, Miguel Ángel

“…In addition to the economic crisis in the state, the University and Teachers Colleges conducted their activities in a society facing serious educational backwardness inherited from the nineteenth century.However, despite the difficulties, these institutions and their members took responsibility for training the teachers of basic education who would try to change the social reality by providing literacy.This paper presents a historical account of the role played by the teachers colleges within the initial project of Michoacan University. …”

Essential oil of Lippia alba (Mill.) N.E.Br. influences the germination, vigor and emergence of lettuce seeds by Thiesen, Leonardo Antonio, Schmidt, Denise, Pinheiro, Marcos Vinícius Marques, Holz, Ezequiel, Altissimo, Bruna Stringari, Holz, Evandro

“…This experiment was conducted in a completely randomized design with a 3´5 factorial scheme consisting of three batches of seeds of the cultivar Grand Rapids® and five doses of L. alba essential oil (0, 0.25, 0.50, 0.75 and 1.00%) diluted in distilled water and homogenized in Tween® 80. …”

The «historical experience» of students and oral history in teaching.: L’ «expérience historique» des élèves et l’histoire orale dans l’enseignement by Meneses Varas, Belén, González-Monfort, Neus, Santisteban Fernández, Antoni

“…Finally, a review of the existing debates about oral history and historical memory is conducted, synthetising the main contributions and limitations for learning and linking this with the development of the different dimensions of historical experience.…”

The Brazilian Society of Mathematical Education and the National Common Curriculum Base by Dias, Marcelo de Oliveira

“…In order to achieve this objective, this article presents an analysis of the positions coming from public documents and interviews with a representative of the Brazilian Society of Mathematical Education, conducted at specific moments during the process of building the document established for learning mathematics in Brazil. …”

Drip Irrigation sheets on Incidence of Prodiplosis longifila (Diptera: Cecidomyiidae) in Tomato (Solanum lycopersicum L.) by Ciencia y agricultura, Revista

“…The climatic data of evaporation and precipitation were taken daily from the Agrometeorological Station of ESPAM and the electrical conductivity of the soil and water carried out in the INIAP "Pichilingue". …”

Radon Concentration in Coal Mining In Corrales- Boyacá by Franco-Becerra, A.C, Martínez-Ovalle, S.A, Montañez-Reyes, A.T., Sajó-Bohus, L.

“…To achieve this, a radiological mapping was conducted inside the mine using nuclear track detectors placed within diffusion chambers. …”

Aves y mamíferos de bosque altoandino-páramo en el páramo de Rabanal [Boyacá-Colombia]. (Birds and Mammals of High Mountain Ecosystems in the Rabanal Paramo [Boyacá... by Medina, W., Macana García, D. C., Sánchez, F.

“…Therefore, an inventory of birds and mammals of Matanegra zone, Rabanal Paramo, municipality of Ventaquemada (Boyacá) was conducted. Point counts, transects, detections ad libitum, and mist nets were used to record birds, and transects, track searches and live traps were used for mammals. 57 species of birds and 14 of mammals were recorded. …”

Chemical particulate matter PM10 in the atmosphere of Riohacha - La Guajira Colombia by Doria-Argumedo, Calos Julio, Fagundo-Castillo, Juan Reynerio

“…Given the importance from the point of view of environmental pollution, which have inhalable particles PM10 in urban environments, and the effects that may arise health depend on the chemical composition of the material consists of particles, this study was conducted with the aim of revealing the chemical composition of atmospheric particles through techniques UV-VIS spectrophotometry and Mass Spectrometry Coupled Plasma source, generated mainly by natural and anthropogenic sources in the city of Riohacha north of Colombia; for that 30 samples of atmospheric particles they were collected by quartz filters on a monthly basis during the period from March to December 2014. …”

Lactobacillus spp. effect evaluation in the small intestine development in broiler chickens by Rodríguez-González, Sandra Paola, Moreno-Figueredo, Giovanni

“…Comparisons of averages were conducted through descriptive statistics and ANOVA (p < 0.05) test. …”