The objective of this paper is the development of a mathematical model of anaerobic digestion that simulates the principal control variables in the process, and helps the planning and operational phases in normal and particular situations of operation in the…

The state of psychology as a knowledge discipline is examined. Some reflections are made about the application of psychological knowledge, taking into account: a) the nature of knowledge being applied, b) the translation of analytic knowledge typical of basic science,…

En este texto se revisa la articulación entre el proceso de formulación de las políticas públicas y la participación sociopolítica a partir de una investigación sobre tres consejos asesores presidenciales en Chile durante el gobierno de Michelle Bachelet. En el…

Introduction: Orthopedics is one of the specialties with a high risk of lawsuits due to professional responsibility; this is so mainly because road, industrial and home accidents have dramatically increased. Yet, some variables inherent to the personnel, patients, equipment, supplies,…

, Para que la inclusión del conocimiento y la información sobre ciencia y tecnología lleguen a sectores amplios de la población es necesario financiar proyectos de investigación, así como privilegiar las políticas de popularización de la ciencia en los medios.

En el sur de Chile, el Hospital rural Makewe está llevando a cabo una experiencia de atención en salud complementaria, que integra los saberes y recursos tradicionales mapuche, con el conocimiento y terapéuticas científico-occidentales. A partir de entrevistas realizadas a…

The research problem dealt with in the first part of this text concerns the existence of a Mayan theory of knowledge based on its own historical evolution through a mind perspective that involves an acceptance of intercultural difference. The text…

The Libro de medicinas, muy seguro.... (1751) is an unpublished source of great importance for our knowledge of traditional Yucatec medicine, both because of its early date as well as the fact that it reflects a synthesis between purely indigenous…

The cochineal cultivation had a great economic importance andits study has been basic for the knowledge of the Colonial Society. In this article historical documents are transcribed and commented; their value derives from the historical data themselves, as well as…

Santiago Yeche commercial agriculture is based on the cultivation of tomatoes and gladiolus which is also based on irrigation. The irrigation system is formed by channels and it was built during Colonial times. Santiago Yeche’s peasant families introduced gladiolus cultivation…