Instruction may be seen as the intentional creation of conditions around learning so as to facilitate the achievement of determined goals. Normally, instruction is based upon certain educational strategies. It is well accepted in the field of educational technology that…

Knowledge of the distribution of soil organic matter (SOM) fractions is important in managing soils toward a sustainable agricultural system ina tropical environment, However, data on Histosols in limited. This study developed 19 regions of Brazil. Soil organic matter was…

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2007

La asignación de unas categorías de desvalorización hacia profesiones relacionadas con el cuidar debido a la reproducción de tareas tradicionalmente desarrolladas en el ámbito privado y doméstico, tiene que ver con la configuración de un orden social masculino, que ha…

ABSTRACT: Micronutrients availability is na important constraint for crops in the Cerrado region, and its correction is always needed to obtaining economic yields. Old and new nutritional problems came with the agriculture expansion in Cerrado. Although being crucial for increasing…

The theory change area have defined several operators trying to model the dynamic of knowledge. The goal of this work is to introduce a preprocessor of perceptions that could be part of an agent. The purpose of the preprocessor is…

Este trabajo se centra en las distintas maneras en las cuales un lector–profesor de historia aborda el conocimiento histórico. Esos diferentes modos de abordarlo (informativa, operativa y estratégica) están presentes tanto en el momento de la lectura de los textos…

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ABSTRACT: Despite of all modem communications tools, difficulties of dialogue still exist between technicians and local community members when dealing with natural resources. This is related to many factors, from the predominantly technical formation of the teachers and researches to…