Propagación in vitro de Solanum dolichosepalum (Solanaceae) / In vitro Propagation of Solanum dolichosepalum (Solanaceae) by Cárdenas Burgos, Camilo Andrés

“…Multiplication of microshoots was performed by nodal segments evaluating the effect of the nodal segment position, BA and IBA concentrations, MS salts concentration in presence of AIB, MS salts and sucrose concentration in the presence of activated charcoal, different culture media, and activated charcoal concentration on the total length of microshoots, average of newly formed buds, percentage of microshoots with basal callus and percentage of rooted microshoots. …”

Search Engine Programming in JavaScript for Digital Dictionaries by Krohn, Haakon Stensrud

“…In this way, we expect to contribute to lexico graphers to participate more actively in the development of this tool so essential for a dictionary. …”

Towards a new humanism today by Fabris, Adriano

“…The essay wants to discuss some aspects concerning the role of human being and its activity in our technological era. Starting from the modern idea of “humanism” it briefly explains Descartes’ and Hobbes’ concepts of subjectivity and shows the limits of them. …”

Review of the diagnosis of production water treatment in Colombian petroleum fields by Ortega Ramírez, Angie Tatiana, Arcila, Yurleni Fernanda, Vargas Díaz, Laura Marcela

“…Finally, three uses given to the produced water in Colombia are highlighted: injection, surface discharge, and adaptation as irrigation water in agricultural activities.…”

Didactic proposal for teaching basic electrical circuits by León, Luis Fernando Parra, Duarte, Julio Enrique, Morales, Flavio Humberto Fernández

“…Due to the bad results, it is proposed a methodology as a teacher guide, the didactic strategy is planned around three working guides inn which are included individual and groupal activities, besides the solution of real problems.…”

The province in Boyacá: territorial, historical and functional unit of planning in the management of endogenous regional development, 2004-2011 by Estupiñan Pedraza, Lorena Andrea

“…Therefore, it is established that “to achieve a sustainable social change that will lead in the development of a region” is necessary to start from the activation of the internal capabilities including the organization of the territory, which in Boyacá is the province and that is from the province that the departmental development should be planned.…”

Economy and environment by Mendoza, Ciro Alfonso Serna

“…Starting off of this assumption, a form to include/understand the causes and to contribute to the problematic solution of the environmental one is to reveal in what they consist, in what terms raise the relation man-environment, the proposals that include the environmental dimension in the field of the economy, and if like the environmental theories, go to the ethics like suitable factor to diminish the negative externalities generated in the atmosphere by the economic activity…”

Orality and Writing: fields of research in pedagogy of the Mother Tongue by Quitián Bernal, Sandra Patricia

“…This article presents the analysis carried out in the research line “Discursive Activities of Orality and Writing, within the framework of the study” State of Art of Research in the Master in Pedagogy of the Mother Language. …”

Seismic regime parameters determination of the Oriental Cuba between 1998 and 2007 by Zapata-Balangué, José Alejandro

“…The evaluation of these statistics allows the analysis of the behavior time-space of the seismic activity. There were introduced comparisons with the determinations realized previously (1979-1989) and the adjustments produced by the changes of the system coverage, during the stage of study, are evaluated.…”

Caracterización de la forma física en estudiantes con sobrepeso y obesidad de la Institución Educativa Haydee Camacho Saavedra by Vargas Pulido, Yonatan Enrique

Práctica con proyección empresarial – internacional en la Clínica Veterinaria “DESIVET” ubicada en la ciudad de Buenos Aires - Argentina by Rodríguez Pesca, Gerardo Leonel

Eficacia de insecticidas botánicos sobre Myzus persicae (Sulzer) y Aphis gossypii (Clover) (Hemiptera: Aphidiae) en el cultivo de pimiento (Capsicum annuum L.) bajo cubierta by Castresana, Jorge Eduardo, Puhl, Laura

Using Information communication technologies to foster the communicative competence in undergraduate students at the UPTC by Camargo Pongutá, David

Zeolitas Sódicas y Potásicas a partir de Cenizas Volantes Provenientes de la Combustion del Carbón de la Termoeléctrica Termotasajero S.A.S by Carreño Flórez, Edgar Farid, Ferrer Pacheco, Martha Yasmid, Peña Rodríguez, Gabriel

Emotions in the reading-writing process of elementary school students. by Riaño Arias, Leidy Julieth, Bustamante Parra, Andrea Catalina

“…Finally, the results are presented, where it could be shown that the didactic activities related to motivation and significant experiences, generated in the student greater confidence when carrying out reading and writing processes, as well as allowing them to build stories from their creativity.…”

Socio-environmental diagnostic of the agricultural productionon the Rabanl paramo (Colombia) as a basisforits agroecological reset by Useche de Vega, Dalia Soraya, Márquez-Girón, Sara María

“…The relative advantages offered by the natural environment for the develpment of these activities, are in contrast with the soild deterioration suceptibility and whit the great vulnerability of the altoandinos ecosystems, subject to extreme weather conditons, high humidity and steep slopes.The application of agrochemicals and the agricultural forntier expansion are activities that affect negatively the paramo ecosystem, impact the natural resources, the biodivesity, and the water sources. …”

Susceptibilidad del virus del dengue a extractos naturales de Marcetia taxifolia en cultivos celulares de insectos y mamífero by Jiménez Camacho, Ingrid Dayana

Effects of SARS-CoV-2 pandemic confinement on metabolic disorders (obesity and DM2) and breast lobular carcinoma by Bello Torres, Jimmy Harvey, Benítez Medina, Laura Ginet

“…Likewise, the imposition of strict measures by government agencies in many countries, including Colombia, to control and mitigate the outbreak of COVID-19, such as the closure of gyms, sports centers, and public spaces, led to a 35% decrease in the levels of physical activity at the beginning of this pandemic, which is a key point to analyze and propose strategies for the prevention of most chronic diseases.…”

Topology in the UPTC: the legacy of Professor Manuel Suárez—1941-2020 by Fúneme, Cristian Camilo, Rodríguez, Tiare Zulaima, Serna, Robinson Julián

“…This article is a review of the research and teaching activities of Manuel Suárez Martínez—1941-2020—professor emeritus of the Pedagogical and Technological University of Colombia between 1971 and 2004, who achieved national and international recognition for the quality and importance of his work in point-set topology and for his legacy in the training of mathematics teachers. …”

Tobacco Smuggling and the French Consulate in Galicia in the 1730s by García Hurtado, Manuel-Reyes

“…The French consulate in Galicia had to defend the commercial interests of the Crown in a territory where the activity of smuggling, especially of tobacco, was closely monitored. …”