Reform, university autonomy and national interest: analysis of the chair of political economy at the National University of Colombia, Bogota 1933 - 1938 by Molina Bravo, José

Subjects:

Academic networks, communities of practice and public university. Study cases of Colombia and Chile,1930-1967 by Trina Aranda, Miguel Ángel, Molina Bravo, José Arturo, Álvarez Barreto, Alejandro, Cujabán Ariza , Manuel Alejandro

Subjects:

What happened with the application of time and motion study in the last two decades?: review of the literature by Ovalle-Castiblanco, Alex Mauricio, Cárdenas-Aguirre, Diana María

“…For which they were consulted databases and direct science web of science and technology network analysis tool called citation tree of science, developed at the National University of Colombia in Manizales was used. From the analysis it was determined that the time study with stopwatch, applied in its traditional form, is most often used for measuring tasks technique, additionally a marked tendency to conducting presents research in the health sector.…”

Effect of five substrates on growth indices of papaya (Carica papaya L.) plants under glasshouse conditions by Gil, Arlette Ivonne, Miranda, Diego

“…In this experiment there were evaluated the effects of five substrates (peat, soil, peat + burned rice husks mixture, sand and the so-called “conventional substrate”) on the ‘Maradol’ papaya and the ‘Tainung-1’ hybrid plant growth, under greenhouse conditions, at the National University of Colombia, in Bogota. Leaf area and dry matter weight were weekly measured, from germination to 56 days after emergence (DAE) period. …”

The construction of the intellectual field of the history of education and its contribution to Pedagogical Peace: An interdisciplinary perspective by Mora García, José Pascual

“…Among the objectives, it seeks to analyze how this Intellectual Field was formed within the research groups Grupo Hisula-UPTC, Grupo Primo Levi de Justicia Social, Grupo Hedure (Universidad de Los Andes-Táchira, Venezuela), the Red Sociedad de Historia and Latin American Education (Shela), and the Comparative Constitutional CC Group (National University of Colombia). Methodologically, it is an interdisciplinary investigation, which takes up the guidelines of historiography,   ethnography, and bibliometric research, in order to determine which are the authors and works, where they publish, which are the national and international networks, among others. …”

Effect of nitrogen, phosphorus, and potassium doses on tree tomato (Solanum betaceum Cav.) growth in the vegetative phase by Ramírez-Soler, Claudia Helena, Magnitskiy, Stanislav, Melo M., Sandra Esperanza, Melgarejo, Luz Marina

“…This research was conducted under greenhouse conditions at the National University of Colombia, Bogotá. A randomized block design was employed to evaluate eight treatments with three replicates as follows: i) CC: commercial control, ii) CS: control without fertilization, iii) Low N: 10% of the recommended dose (DR); iv) Low P: 10% DR; v) Low K: 10% DR, vi) High N: 200% DR; vii) High P: 200% DR, and viii) High K: 200% DR. …”

The Colombian central board of hygiene, another victim of pandemic flu 1918-1919 by Martínez Martín, Abel Fernando, Meléndez Álvarez, Bernando Francisco, Manrique Corredor, Edwar Javier

“… Materials and methods: Primary Sources: Newspapers of the time in Bogota and Colombia, official reports of the Central Board of Hygiene, official reports of the Board of Relief and medical thesis, National University of Colombia. Also, secondary sources on the topic were reviewed. …”

Practica con proyección empresarial en el Criadero Militar el Remanso del Grupo de Caballería Montado No. 16 Guías del Casanare – Yopal by Camargo Solano, Fanny Alexandra

Extracción de nutrientes minerales en hojas y frutos de ají (Capsicum sp.), y su influencia en el rendimiento by Romero Lozada, María del Pilar, Puentes Páramo, Yina Jazbleidi, Menjivar Flores, Juan Carlos

Efecto de dosis de nitrógeno, fósforo y potasio sobre el crecimiento del tomate de árbol (Solanum betaceum Cav.) en etapa vegetativa by Ramírez Soler, Claudia Helena, Magnitskiy, Stanislav, Melo Martínez, Sandra Esperanza, Melgarejo Muñoz, Luz Marina