Epidemiological Clues for Developing Methods of Control of Bacterial Blight of Cantaloupe Caused by Pseudomonas syringae pv. aptata.- Olive Knot Disease: New Insights into the Ecology, Physiology and Epidemiology of Pseudomonas savastanoi pv. savastanoi.- Exploring Pseudomonas syringae Ecology via Direct Microscopic Observations of the Leaf Surface.- Stress Resistance in Pseudomonas syringae: Mechanisms and Strategies.- Diversity of Epiphytic Pseudomonads on Grass and other Plant Species.- Survival of Two Biocontrol Pseudomonas Strains in Tomato Fruits After Inoculations at Flowering Through Fruit Ripening.- Diversity among Pseudomonas syringae Strains from Belgian Orchards.- Epiphytic Fitness of Pseudomonas syringae pv. syringae on Mango Trees is Increased by 62-Kb Plasmids.- Evidence that Acidovorax valerianellae, Bacterial Black Spot of Corn Salad (Valerianella locusta) Agent, is Soil Transmitted.- Pseudomonas Leek Blight: Study of Seed Transmission.- Distribution and Virulence of Pseudomonas syringae pv. atrofaciens, Causal Agent of Basal Glume Rot, in Russia.- Survival of Biocontrol Pseudomonas Strains and Human Pathogens in Fruit Juices.- Antagonistic Activity of Pseudomonas syringae subsp. savastanoi: Preliminary Results on the Identification of a Plasmid-located Genetic Determinant.- Methods for the Identification of Virulence Genes in Pseudomonas syringae.- Characteristics of the syr-syp Genomic Island of Pseudomonas syringae pv. syringae Strain B301D.- Regulation and Detection of Effectors Translocated by Pseudomonas syringae.- Genetic Organisation and Proposed Function of the hrpM Locus of Pseudomonas syringae pv. syringae.- Is Pore Formation Activity of HrpZ Required for Defence Activation in Plant Cells?.- An Antimetabolite Toxin (Mangotoxin) is Produced by Pseudomonas syringae pv. syringae Isolated from Mango.- Antimicrobial Lipodepsipeptides from Pseudomonas spp: a Comparison of Their Activity on Model Membranes.- Temperature-Regulated Biosynthesis of Coronatine by Pseudomonas syringae in vitro and in planta.- Interaction of Syringomycin E Structural Analogues with Biological and Model Membranes.- Substrate Specificity of Syringomycin Synthetase Adenylation Domains.- Identification of Virulence Factors from Pseudomonas syringae.- Toxic Metabolites and Lipopolysaccharides from Pseudomonas cichorii.- Chemical and Biological Characterisation of Tolaasins A–E: New Lipodepsipeptides Produced by Pseudomonas tolaasii.- Production of Tolaasin I and WLIP by Pseudomonas tolaasii and P. “reactans”, their Antimicrobial Activity and Possible Role in the Virulence of the Pathogens.- Interaction of Tolaasin I and WLIP, Lipodepsipeptides of Pseudomonas tolaasii and P. “reactans “, with Biological and Model Membranes.- In Pseudomonas syringae pv. phaseolicola the Synthesis of Phaseolotoxin and the Concurrent Expression of the argK Gene Coding for the Phaseolotoxin-Resistant Ornithyl-Carbamoyl Transferase Occur Independent of the Global Arginine Regulator ArgR.- The HRP Pilus of Pseudomonas syringae.- Pseudomonas syringae Pathogenesis in Arabidopsis.- Early Induced Resistance, a General, Symptomless Plant Response to Bacteria.- Role of Flagella and Flagellin in Plant — Pseudomonas syringae Interactions.- Preliminary Investigations on the Role of Nitric Oxide in Systemic Acquired Resistance in the Arabidopsis thaliana-Pseudomonas syringae Pathosystem.- Does the Harpin of Pseudomonas syringae Interact with a Host Protein?.- Lanthanum Inhibits Programmed Cell Death but not Resistance in the Tobacco — Pseudomonas savastanoi pv. phaseolicola Incompatible Interaction.- Pseudomonas in the Underworld: the Secret Life of Pseudomonas fluorescens SBW25.- Regulation of Coronatine Biosynthesis in Pseudomonas syringae.- Genomic Mining for Substrates of the Type III Secretion System of Pseudomonas syringae pv. tomato DC3000: New Insights into Mechanisms of Pathogenesis.- Contribution of Virulence Determinants from Pseudomonas and Other Bacteria to hrp-dependent Gall Formation by Erwinia herbicola pv. gypsophilae.- Strain-specific Sequence Alterations in the Gene Encoding the Histidine Protein Kinase CorS Might be Responsible for Temperature-dependent Production of the Phytotoxin Coronatine by Pseudomonas syringae.- Characterisation of Effector Genes of Pseudomonads Causing Disease on Hazelnut.- Generation of Microarrays for the Study of Gene Expression Patterns in Ralstonia solanacearum.- Sequence Analysis of the hrpC Operon and the hrpE gene of Pseudomonas syringae subsp. savastanoi.- Classification and Identification of Plant Pathogenic Pseudomonas species by REP-PCR Derived Genetic Fingerprints.- Control of Pseudomonas syringae Pathovars.- Enhancing the Efficacy of Bioherbicides.- Integrated Management of Bacterial Streak and Bulb Rot of Onion.- Control of Olive Knot Disease with a Bacteriocin.- Use of Oxos, a Complex of Hydrogen Peroxide, Acetic Acid and Silver Ion, to Control Bacterial Speck of Tomato (Pseudomonas syringae pv. tomato) and Angular Leaf Spot of Melon (P. s. pv. lachrymans).- Screening Wild Cherry Micropropagated Plantlets for Resistance to Bacterial Canker.- Investigations on the Systemic Acquired Resistance Induced by Acibenzolar-S-Methyl in Tomato Plants Against Pseudomonas syringae pv. tomato.- Integrated Management of Bacterial Decline of Hazelnut, by Using Bion as an Activator of Systemic Acquired Resistance (SAR).- Response of Some Olive Cultivars, Hybrid and Open Pollinated Seedlings to Pseudomonas savastanoi pv. savastanoi.- Preliminary Results on the Antibacterial Activity of Essential Oils on Some Pathovars of Pseudomonas syringae.- Pathovars of Pseudomonas syringae are Structured in Genetic Populations Allowing the Selection of Specific Markers for their Detection in Plant Samples.- Real — Time PCR for Ralstonia solanacearum.- Optimising PCR detection of Ralstonia solanacearum and Pseudomonas savastanoi pv. savastanoi: Two Models, Two Approaches.- Use of PCR for Rapid Identification of Acidovorax avenae and A. avenae subsp. citrulli.- Limitations of the Current Methods for the Detection of Spanish Strains of Pseudomonas syringae pv. phaseolicola.- Detection of Pseudomonas syringae pv. tomato by PCR.- Current Status of Some New and Some Old Plant Pathogenic Pseudomonads.- Emergence of Acidovorax avenae subsp. citrulli as a Crop Threatening Disease of Watermelon and Melon.- The Pseudomonads Associated with Bacterial Canker and Decline of Hazelnut (Corylus avellana L.).- Pseudomonas “reactans” a New Pathogen of Cultivated Mushrooms.- Identification of Pseudomonas Species from a Variety of Hosts in the Salinas Valley of California.- Bacterial Canker of Hazelnut (Corylus avellana L.) in Sardinia (Italy): Occurrence of Pseudomonas syringae Strains.- Pseudomonas huttiensis Associated with Leaf Necrosis and Blighting of Tomato Seedlings in the Greenhouse.- An Unusual Pseudomonad Isolated From Diseased Parsley Roots in Serbia.- Occurrence of Apical Shoot Chlorosis and Whitening of Pea Caused by Strains of Pseudomonas syringae pv. pisi.- Taxonomy of Pseudomonas syringae Pathovars: Classification and Nomenclature.- Phytopathogenic “Pseudomonas” Species: a Taxonomic Overview.- Characterisation of an Acidovorax sp. Associated with Geranium and Petunia.- Bacterial Canker of Wild Cherry Tree in France Caused by a new Pathovar of Pseudomonas syringae pv. avii (pv. nov. ).- Phenotypic Characteristics of Pseudomonas savastanoi Strains from Various Hosts.- Phylogenic Analysis of DNA Sequences Around the hrpL and hrpZ Regions of Pseudomonas syringae Group Bacteria.- Molecular Characterisation of Spanish Pseudomonas syringae pv. phaseolicola Isolates.- Author Index.