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United States Department of Agriculture Agricultural Research Service
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National Programs Plant Diseases

  • Host Range, Genetic Variation and Epidemiology of Spongospora Subterranea, Powdery Scab on Potatoes
  • Human Susceptibility to Trichothecene Mycotoxins
  • Development of Scab Resistant Soft Red Winter Wheat Varieties
  • Fusarium Head Blight of Wheat: Epidemiology and Management by Genetic and Chemical Means
  • Development of Base Population to Select for Durable Late Blight Resistance in Processing Potatoes
  • Effect of Inoculum Levels, Host Resistance, Fungicide and Weather on Fhb
  • Factors and Mechanisms Favoring Deoxynivalenol Presence in Asymptomatic Wheat
  • Screening and Developing Wheat Germplasm with Resistance to Scab
  • Management of Fusarium Head Blight with Biological Control Agents
  • Wheat Stripe Rust Initiative
  • Enhancing Biological Strategies to Control Fusarium Head Blight and Evaluating Biological Control Agents in Uniform Tests Against Fhb
  • Modification of the Ribosomal Target to Enhance Resistance to Trichothecene Mycotoxins
  • Heterogeneity & Toxigenic Potential of U.S. Fusarium Graminearum
  • Enhanced Tools for the Deployment of Fusarium Head Blight Prediction Models
  • Contribution of Local Inoculum Sources to Regional Atmospheric Populations of G. Zeae
  • Characterization of Resistance to Fusarium Head Blight in Wheat and Its Relatives
  • Management and Resistance Sources for Control of Fhb in Barley
  • Development of Scab Resistant Soft Red Winter Wheat Varieties and Scab Resistance Qtl Mapping
  • Breeding for Fhb Resistance in the Southeastern U.S. - Uniform Nursery and Marker Characterization
  • Enhanced Resistance to Fusarium in Two-Rowed Barley
  • Collaborative Studies of Fungicides and Application techniques for Improved Control of Fusarium Head Blight
  • Enhancement of Scab Resistant Wheat Cultivars Adapted to the Southeast
  • Conventional Breeding Information Technologies to Control Fhb in Wheat and Barley
  • Multi-State Effort to Evaluate Potato Tuber Moth Invasion in the Pacific Northwest
  • National Plant Diseases Recovery System
  • U.S. Wheat & Barley Scab Initiative¿s Networking and Facilitation Office and Website
  • Evaluation of Hordeum Germplasm for Resistance to Fusarium Head Blight
  • Development of Fhb Resistant Soft White Wheat Varieties for Michigan and Similar Environments
  • Development of Scab Resistant Wheat Cultivars for Kansas
  • Genetic Diversity and Genetic Mapping of Gibberella Zeae
  • Structural and Functional Studies of Trichothecene Biosynthetic Enzymes
  • Prediction Models and Improved Pre-Harvest Estimates of Deoxynivalenol
  • Alien Chromosome Engineering and the Deployment of a Novel Source of Fusarium Head Blight Resistance in Wheat
  • Uniform Trial for Integrated Control in Fhb: Kentucky
  • Identification and Qtl Mapping of Fusarium Head Blight Resistance in Wheat and Durum Wheat
  • Developing Managing Stratagies to Reduce Effects of Fhb in the Great Plains
  • Screening Hordeum Germplasm for Resistance to Fusarium Head Blight and Don Accumulation
  • Engineering Fusarium Head Blight Resistance and Plant Defense Signaling
  • Breeding and Genetics of Fusarium Head Blight Resistance in Barley
  • Molecular Genetic Approaches to Develop Scab Resistance
  • Managing Fusarium Head Blight of Wheat in Arkansas
  • Accelerating the Development of Fhb-Resistant Soft Red Winter Wheat Varieties
  • Hosting the Manager of the Uswbsi's Networking and Facilitation Office
  • Integrated Management Studies to Improve Overall Management of Fhb and Don in Wisconsin
  • Diagnostic Services for Vomitoxin (Don) in Wheat
  • Diagnostic Services for Don
  • Integrated Fhb Management Research - South Dakota
  • Winter Wheat Breeding for Scab Resistance in South Dakota
  • Control of Don Production in Grain with Non-Toxigenic Strains of Fusarium
  • Uniform Fungicide and Biocontrol Agent Tests for Control of Fusarium Head Blight and Deoxynivalenol
  • Combining Resistance Sources to Produce Fhb Resistant Specialty Spring Wheat Varieties
  • Enhance Variety Development of Scab Resistant Hard Winter Wheat Varieties in Nebraska
  • Genetics and Breeding of Fhb Resistant Soft White Winter Wheat for the Northeastern U.S.
  • An Integrated Approach for Developing Scab Resistant Barley
  • Fhb Management Research in New York
  • Development of Fhb Resistant Wheat Genotypes Adapted to the Gulf Coast
  • Enhancement of Scab Resistant Wheat Cultivars Adapted to the Southeast
  • Identify and Develop Durum Wheat Resistant to Fusarium Head Blight
  • Determination and Characterization of Deoxynivalenol in Barley
  • Fhb Resistance and Don Accumulation in Wheat
  • Breeding and Development of DNA Markers for Fusarium Head Blight Resistance in Wheat
  • Potato Research
  • Fusarium Head Blight of Wheat and Barley
  • Floriculture and Nursery Research Initiative
  • Small Fruit and Nursery Research
  • Fusarium Head Blight of Wheat and Barley
  • Uniform Nursery for Srww and Breeding Scab Resistant Varieties for Ohio
  • Storage Management Options for Fresh and Process Diseased Potatoes
  • Responding to Montana¿s Head Scab Epidemic
  • A Rapid Assay System for Transgenes That Confer Resistance to Don and Fhb
  • Integrated Management of Fhb in Spring and Winter Wheat in North Dakota
  • Starch Degradation by Gibberella Zeae and Its Role in Fueling Development
  • Genes Regulated by the Gmpk1 Pathway and Pathogenesis in Fusarium Graminearum
  • Engineering Barley with Antifungal Gene Gastrodianin to Enhance Resistance to Scab Disease
  • Selection of Defense Peptides to Protect Wheat from Fusarium Head Blight
  • Integrated Management and Prediction of Fusarium Head Blight and Don in Winter Wheat
  • Molecular Marker Evaluation of International Fusarium Spring Wheat Nurseries
  • Molecular Characterization and Pyramiding of Novel Scab Resistance Sources Adapted to the Northern Plains Growing Region
  • Developing Practical Fhb Disease Management Strategies for Wheat and Barley Crops
  • Fusarium Head Blight Research in Winter Wheat
  • Managing Fhb Through Integrated Practices, Biological Control Agents, and Within-Field Inoculum Sources
  • A First-Generation Model for Don Prediction and Integrated Management of Fhb and Don
  • Applied Management of Fusarium Head Blight in Illinois
  • Improvement of Soft Winter Wheat That Is Resistant to Fhb and Adapted to Indiana
  • Evaluation, Breeding, and Genomics of Fhb Resistance in Wheat and Barley
  • Discovering, Understanding, and Utilizing Wheat Genes for Fhb Resistance in Ohio
  • Spring Wheat Breeding Scab Resistance in South Dakota
  • Management of Fusarium Head Blight of Wheat in Maryland
  • Integrated Management of Fusarium Head Blight in Indiana
  • Development and Validation of Fhb and Don Predictive Models for Barley
  • Mechanisms and Biomarkers for Deoxynivalenol-Induced Growth Retardation
  • Fusarium Head Blight of Wheat and Barley
  • Pedigree Based Association Analysis of Novel Sources of Fhb Resistance in Durum Wheat
  • Studies on Management Strategies and Environmental Factors Affecting Fhb and Don in Multiple Grain Classes, ND
  • Breeding Adapted Spring Wheat for Scab Resistance
  • Mapping and Sequencing of Chr. 2h Bin 10 Fhb Resistance Qtl for Gene Discovery

    Sustainable Perennial Crops Laboratory

  • Evaluation of Soil Quality Parameters (Sqp) in Tropical Soils and Assessment of Elemental Composition in Tropical Crops
  • A Systems Approach for the Control of Major Diseases of Cacao
  • Biocontrol of Diseases of Cacao, a Narcotic Crop Alternative

    Molecular Plant Pathology Laboratory

  • Physiological and Molecular Bases for Plant-Pathogen Signaling in Viroid and Bacterial Diseases
  • Molecular Genetics of Asexual Sporulation and Pathogen Aggressiveness in Phaeosphaeria Nodorum

    Sustainable Perennial Crops Laboratory

  • Use of Molecular Tools for Improving the Efficacy of Biological Control Strategies for Cacao Diseases

    Molecular Plant Pathology Laboratory

  • Preparation of Antibodies Against Candidatus Liberibacter Asiaticus
  • Monoclonal Antibodies Against Candidatus Liberibacter Asiaticus, Ca. Liberibacter Africanus and Ca. Liberibacter Americanus

    Soybean Genomics and Improvement Laboratory

  • Using Electron Microscopy Technology to Solve Agricultural Problems

    Molecular Plant Pathology Laboratory

  • Exotic Pathogens of Citrus

    Sustainable Perennial Crops Laboratory

  • Genomes of Fungal Pathogens and Disease Control

    Molecular Plant Pathology Laboratory

  • Determination of Causal Agents of a New Potato Disease Complex, Zebra Chip, Exhibiting Purple Top Wilt Syndrome and Characteristic Tuber Sym
  • Production of Biomedicals in Plants for Control of Animal Diseases
  • Molecular Fingerprinting of Microbial Populations in Phytoplasma-Diseased Plants
  • Genome Based Markers for Detecting Plant Pathogenic Phytoplasmas
  • Genome-Based Strategies for Detection and Identification of Plant Pathogenic Phytoplasmas and Spiroplasmas

    Food Quality Laboratory

  • Improved Knowledge of Virulence Factors to Develop Postharvest Decay Control Strategies

    Molecular Plant Pathology Laboratory

  • Application of Plant-Viral Based Vectors to the Development of Novel Disease Control Strategies
  • Identification of Pathogen and Host Genes Involved in Spiroplasmal and Phytoplasmal Disease Induction and Symptom Expression

    Sustainable Perennial Crops Laboratory

  • Cooperative Research on Trichoderma

    Molecular Plant Pathology Laboratory

  • Preparation and Testing of Antibodies Against Candidatus Liberibacter Asiaticus from Florida

    Sustainable Perennial Crops Laboratory

  • Development of Trichoderma Formulations for the Control of Cacao Diseases

    Systematic Mycology and Microbiology Laboratory

  • Systematic Biology of Invasive and Emerging Plant Pathogenic Fungi

    Nematology Laboratory

  • Novel Agents and Strategies for Management of Plant-Parasitic Nematodes

    Foreign Disease-Weed Science Research

  • Biology and Epidemiology of Emerging Plant Pathogenic Oomycetes
  • Production of Phytophthora Ramorum-Infected Rhododendron and Camellia Tissue for Cphst Sod Diagnostics Proficiency Testing
  • Cultivation and Rapid Diagnosis of the Causal Agent of Huanglongbing Disease of Citrus


  • Evaluation of Potential Sources of Soybean Rust Resistance in Paraguay

    Foreign Disease-Weed Science Research

  • Identification, Characterization, and Biology of Foreign and Emerging Insect-Transmitted Plant Pathogens

    National Germplasm Resources Laboratory

  • Characterizing, Detecting, and Eliminating Pathogens for the Safe Introduction of Plant Genetic Resources

    Nematology Laboratory

  • Control of Plant-Parasitic Nematodes by Interference with Internal Targets

    Genetic Improvement for Fruits and Vegetables Laboratory

  • Late Blight Disease of Potato: Are Today's Strains of P. Infestans More Pathogenic and Are These Recent Strains the Initial Outbreak of ...


  • Identifying New Genetic Sources and Evaluating United States Wheat Germplasm for Resistance to Stem Rust in Eastern Africa

    Nematology Laboratory

  • Identification of Plant Parasitic Nematodes for Action Agencies

    Foreign Disease-Weed Science Research

  • Investigations of the Evolution of Virus Vector Specificity
  • Identification, Characterization, and Biology of Emerging Foreign Fungal Plant Pathogens

    Nematology Laboratory

  • Molecular and Morphological Systematics and Identification of Important Plant Parasitic Nematodes

    Foreign Disease-Weed Science Research

  • Identification, Characterization, and Detection of Foreign and Newly Emerging Domestic Bacteria

    Genetic Improvement for Fruits and Vegetables Laboratory

  • Cultivars and Chemicals for Controlling Pink Rot in Potato

    Foreign Disease-Weed Science Research

  • Inoculum Thresholds Necessary for Infection of Selected Host Species by Phytophthora Ramorum

    Systematic Mycology and Microbiology Laboratory

  • Systematics of Plant Pathogenic and Endophytic Fungi Based on a Multigene Phylogenies

    Foreign Disease-Weed Science Research

  • Cultivation, Characterization, and Pathogenicity of the Huanglongbing Bacterium

    Genetic Improvement for Fruits and Vegetables Laboratory

  • Molecular Approaches to Understanding Host Resistance and Pathogen Variability for Improving Potato and Tomato Disease Management

    Foreign Disease-Weed Science Research

  • Psyllid Mediated Completion of Pathogenicity Tests (Koch's Postulates) with a Pure Culture of the Associated Huanglongbing Causal Bacterium

    Genetic Improvement for Fruits and Vegetables Laboratory

  • Identifying Resistance to Common Scab and Improving Disease Management

    Foreign Disease-Weed Science Research

  • Psyllid Mediated Completion of Pathogenicity Tests (Koch's Postulates) with a Pure Culture of the Associated Huanglongbing Causal Bacterium
  • Trms: High-Throughput Functional Analysis of Soybean Pathways by Virus-Induced Gene Silencing

    Systematic Mycology and Microbiology Laboratory

  • Systematics of Microfungi Used in Biological Control of Plant Diseases and Insect Pests

    Foreign Disease-Weed Science Research

  • Genome-Enabled Diagnosis of the Wheat Blast Pathogen and Identification of Resistance Resources


  • 2009 National Soybean Rust Symposium

    Foreign Disease-Weed Science Research

  • Development of High-Throughput Dna-Based Gene Silencing Technology for Soybeans
  • Psyllid Mediated Completion of Pathogenicity Tests (Koch's Postulates) with a Pure Culture of the Associated Huanglongbing Causal Bacterium
  • Complete Sequencing of Liberibacter Asiaticus, L. Americanus, and L. Africanus


  • Support of the National Workshop for the Future of Education in Plant Pathology and Related Disciplines (pa-09-009)

    Foreign Disease-Weed Science Research

  • Cultivation and Identification of the Causal Agent of Huanglongbing Disease of Citrus
  • Alternative Hosts of Hlb to Assist in Disease Management
  • Preparation of Antibodies Against Candidatus Liberibacter Asiaticus

    Genetic Improvement for Fruits and Vegetables Laboratory

  • Identifying Resistance to Common Scab and Improving Disease Management
  • Identifying Resistance to Common Scab and Improving Disease Management

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    Last Modified: 11/25/2009
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