Biofertilizers and Biocontrol of Soilborne Plant Diseases by means of Plant Growth –Promoting Rhizobacteria Forestry/ tree pathology A survey and study of the plant pathogens reducing yields of indigenous food crops and the transmission and control of these pathogens Postharvest technology with a focus on the table grape Microbial Evolution and Diversity Pro- and prebiotics for human and animal use Resistance of citrus rootstocks against Phytophthora root rot Rabies and other zoonotic viruses Identification and characterisation of sort rot bacteria on potatoes in South Africa T6SS of Pectobacterium carotovorum brasiliences Transcriptome profiling of Pcb Plant viruses Bacterial diseases of plants Brown spot of potatoes Compatibility of garlic and probiotic bifidobacteria Diagnosis and risk assessment of Soil-and seed-borne potato diseases Detecting microbial foodborne pathogens Development of water quality test kit Epidemiology of Rickettsias spp in African bat species. Lyssaviruses Molecular diagnostics of root knot nematodes Molecular genetics of orbiviruses Bacterial pathogens in water Integrated disease management Plantation tree pathology