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…

En este trabajo se propone un modelo fractal —la herramienta matemática empleada por Mandelbrot en el estudio de fenómenos naturales de nuestro entorno— para dar cuenta de la propagación de la ciencia desde una nueva perspectiva, lo que nos permite…

The environmental risks associated with genetically-engineered (GE) organisms have been controversial, and so have the models for the assessment of these risks. We propose an ecologically-based environmental risk assessment (ERA) model that follows the 1998 USEPA guidelines, focusing on potential…

Although tropical deciduous forest (TDF) is the most widespread tropical forest in Mexico, knowledge on its regeneration
and restoration ecology is still scarce. Here, we compare the diversity of TDF trees and shrubs having published
propagation protocols with the total…

L’étude des pratiques de prévention en santé publique laisse voir que les innovations basées sur des données probantes ne sont pas toujours les plus utilisées (Ringwalt et al. 2002, Wandersman et Florin 2003). Dans la volonté de mettre de l’avant…

Purpose – The idea that knowledge management can be a potential source of competitive advantage has gained strength in the last few years. However, a number of business actions are needed to generate an appropriate environment and infrastructure for knowledge…

Introducción. En la actualidad, el uso de las TIC en el Espacio Europeo de Educación Superior se ha convertido en un tema estrella. Una de las universidades que mayor énfasis va a poner en su utilización es la universidad a…

Environmental education is itself an important way to disseminate knowledge for
environmental conservation. This issue, however, presents some complexity. After all, it is
not easy to spread it on a large scale with the practical implementation of its concepts. There

Descripción completa.

A concept of pedagogical process knowledge (PPK) is introduced to partner pedagogical content knowledge (PCK). This concept arises from observing the learning of teachers engaged in a course supporting them in introducing more inquiry-based methods into their practice. This course…