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…

ABSTRACT: The paper presents the experience acquired through the use of an internet portal as a divulgation media and to support the Information Management (UM) for the project "Brazilian Rocks as Alternative Sources of Potassium". It's described the portal creation,…

1. Literacy and ICT, 2. Creativity and literacy, 3. Situated activity systems, 4. Characteristics of the study, 5. Analytical framework, 6. Communicative events, 7. Analysis, 8. Creativity in communication, 9. Conclusion

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En este artículo se analiza la manera como la biblioteca y la educación en general contribuyen a la generación de conocimiento. El trabajo se divide en cuatro temas que juntos nos dan una idea clara de la importancia que tiene…

This paper aims to clarify an economic mechanism behind the growing dichotomy between geo-economics and the borderless global knowledge economy. The proposed hypothesis is that geo-economic fault-lines, which are the product of the past prejudices of racial, linguistic, and cultural…

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