The anthropogenic dark earths (ADE, Terra Preta de Índio or terra preta arqueológica, as are often referred to in Portuguese) feature unique properties that are interesting not only from a pedological point of view but have important agronomic and economic…

The occurrence of deoxynivalenol (DON) was evaluated in 113 wheat samples from the northern and central/ southwestern regions of Paraná State, Brazil during the 2008 and 2009 growing seasons, and this rate of occurrence was used to estimate the DON…

2008

The purpose of this study was to investigate sources of knowledge acquisition of high school team sport coaches. Six teacher/coaches were interviewed using a semi-structured open-ended interview format. Cote, Salmela, and Russell's (1995) guidelines were used to inductively analyze and…

In this thesis we follow two directions: Zero Knowledge Protocols and the Discrete Logarithm Problem. In each direction we present the necessary background and we give a new approach for some parts of the existing protocols., The new parts are…

Metacognitive knowledge is a critical piece of the information literacy puzzle. In a world of exploding information and communications possibilities, the difficulty for users of information systems and services may not lie in finding information but in filtering and integrating…

The purpose of this study was to identify the knowledge and successful strategies utilized by intercollegiate team sport coaches who have worked with a large number of international athletes. Six head coaches were selected to participate in a semi-structured open-ended…

This dissertation is a study of organizational learning. Organizational learning is a cyclical process through which knowledge that has been learned on an individual or group level is institutionalized on the organizational level. Organizational learning is at the heart of…

This study addressed computer-supported collaborative scientific inquiries in Remote Networked Schools. Three dyads of grade 5-6 classrooms from remote locations collaborated using the knowledge-buildng tool Knowledge Forum. Customized scaffold supports embedded in the online tool were used to support student…

Representing a major public health concern, suicide is a leading cause of death worldwide. Generally regarded as a behavior with a multitude of state and trait dependent risk factors (e.g. psychiatric disorders, substance abuse, genetics), explanations as to why certain…