Genetics and Plant Pathogenesis

Plant-parasite interaction - a genetical perspective; organization and expression of the tobacco mosaic virus genome; the pathogenesis of cauliflower mosaic virus; the genetics of resistance and virulence in plant virus disease; molecular genetics of pathogenicity of Xanthomonas campestris - technical aspects; gene expression and resistance of French bean to Pseudomonas phaseolicola; genetic control of pathogenicity in Pseudomonas; the biology of pathogenic plasmids of Agrobacterium; the role of mycorrhizas in crop growth and prospects for producing modified strains of mycorrhizal fungi; genetic systems in plant pathogenic nematodes and their hosts; viruses of plant pathogenic fungi; protoplasts as a tool in the genetics of plant pathogenic fungi; sexual systems in pathogenic fungi; the breeding system of Phytophthora infestans - the role of the Aw2 mating type; genetic studies of Phytophthora infestans ; Markers in pathogen populations; genetic interactions between wild plants and their parasites; genetic studies with Bremia lactucae (lettuce downy mildew); towards a molecular understanding of lettuce downy mildew; Phytoalexins - a genetic view of their significance; molecular biology of induced resistance; the use of mutants in exploring extracellular depolymerases as determinants of pathogenicity; Models for host-pathogen interaction; some genetical aspects of necrotrophy with special reference to Ophiostoma ulmi; the challenge of disease resistance; extended abstract - molecular cloning and characterization of a multigene family encoding chitinase, a putative defence protein of higher plants; poster abstracts - variation in eyespot populations: a field study; variation in host specificity in the Brassica population of Peronospora parasitica ; host passaging and adaptation of Septoria nodorum to wheat and barley; genetics of resistance to fusarium wilt in chickpeas; isolation and regeneration of protoplasts from Fulvia fulva .