2008

In the last three decennia there has been a sizable shift of labor out of Brazilian agriculture in response to the higher returns to be gained in non-farm employment. The shift has not been rapid enough to equalize the income…

Abstract. This paper presents a method to measure the lesions originated by the Cercospora arachidicola and Cercosporidium personatum fungi, which cause, respectively, the early and late leaf spots in peanut plants. The proposed method is based on a modified version…

Abstract. This paper presents a new method based on digital image processing techniques such as color transformations and mathematical morphology, as well as on some specialist knowledge, to provide estimates for the lengths of rice panicles that have been removed…

The process of water erosion occurs in watersheds throughout the world and it is strongly affected by anthropogenic influences. Thus, the knowledge of these processes is extremely necessary for planning of conservation efforts. This study was performed in an experimental…

Assessment of student knowledge in Learning Management Systems such as Moodle is mostly conducted using close-ended questions (e.g. mul­tiple-choice) whose answers are straightforward to grade without human intervention. FILL-IN-THE-BLANK tests are usually more challenging since they require test-takers to recall…

This study delineates practical knowledge bases that university professors draw upon during exemplary Critical Incidents of teaching. One hundred and eight full-time, tenure track, university professors from departments of Biology, Chemistry, Economics, Engineering, English, History, Math, and Philosophy across the…

World of science Joining scientific Sharing knowledge and technologies with developing countries efforts to develop better solutions., 2011

The three essays in the present dissertation build on and expand the notion of generativity in the context of a learning (i.e., knowledge creating) organization, and learning (i.e., knowledge based) economy in sequential progression with increasing levels of analysis. Essay…

In contemporary organizations, it is common to encounter teams that are formed to create novel outcomes and that are supported by Information Communication Technologies (ICT). These knowledge teams are also formed by members with diverse expertise, in order to create…