Wubalem Tadesse

Learn More
Remotely sensed imageries are an important source for generating and updating GIS databases for land use and land cover change detection in urban areas. The interpretation of these data is a complex task because of the high variability of the image material under investigation. The purpose of this project was to compare the traditional classification(More)
A conceptual model was tested for explaining environmental and physiological effects on leaf gas exchange in the deciduous dry tropical woodland tree Boswellia papyrifera (Del.) Hochst. For this species we aimed at (i) understanding diurnal patterns in leaf gas exchange, (ii) exploring cause-effect relationships among external environment, internal(More)
A total of 235 samples (swabs, rinse and organs) from freshly dressed broiler carcasses and from equipment of poultry processing plant were examined for the presence of salmonellae by means of motility enrichment on modified semisolid Rappaport medium (SAM) and of a conventional cultural procedure using Rappaport-Vassiliadis broth (R-VB) as selective(More)
South Omo Administrative Zone in Ethiopia is home to 18 indigenous ethnic groups whose livelihood is vulnerable due to recurrent drought and degradation. Despite the preliminary observation showing the rich dry-forest resource base that, if sustainably managed could enhance livelihoods and biodiversity conservation, there is lack of empirical data on its(More)
  • 1