El uso de Internet con fines educativos, además de muchos beneficios, posee limitaciones. Frente a esta situación, el docente universitario
debe estar consciente de su formación y desempeño enlaintegración apropiada de Internet alcampo educativo. En este ensayo se
realiza una…

Adaptive systems behavior based on user models appear promising, mostly for complex environments such as mixed reality environments (MRE).
An MRE comprises a virtual representation of the reality as well as physical objects augmented with virtual features. These objects are…

This paper investigates and analyses the process of building a knowledge management (KM) model at Brazil‟s Embrapa (The Brazilian Agricultural Research Corporation). Embrapa is a world class knowledge organization whose mission is to provide feasible solutions for the sustainable development…

Artificial neural networks (ANN) are very efficient in solving various kinds of problems But Lack of explanation capability (Black box nature of Neural Networks) is one of the most important reasons why artificial neural networks do not get necessary interest…

El trabajo argumenta que los saberes de los pueblos indígenas deben
ser incorporados a las estrategias de desarrollo rural de las instituciones del
Estado, a fin de minimizar o evitar los impactos ecológicos y culturales de
los nuevos sistemas agrícolas…

This review discusses the present trends in studies on the impacts of climate change on plant diseases. Firstly, the approaches used for studying the potential effects of altered temperature, water availability, CO2 and O3 air concentrations, and UV-B radiation on…

In this article we examine and expose some of the results of a research work based on the appropriation of knowledge through visual expression, activity attended by teachers and students outside the schooleducational method called "Open Classroom".After the investigation, it…

2008

Discourse has been pointed as a site of struggle for power. However, when analyzing the teachers’ discourse of resistance to educationalreforms has been privileged an orientation that prescribes discourse-power relations to mere relations of protest and opposition. This paperexplores the…

Local communities are important stakeholders in resource management and conservation efforts, particularly in the developing world. Although evidence is mixed in suggesting that these resident stakeholders are optimal forest stewards, it is highly unlikely that large tracts of tropical forests…