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To request a back issue of newsletters from 2018 and earlier, please contact Brown Miller Communications by phone at (925) 370-9777 or send a request via email.
2020
2019
2018
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Fall Articles
- New Field Trials Planted in Northern California
- Update on Traditional Breeding of PD Resistance into Winegrapes
- Functional Characterization of pilG, a Key Virulence Gene, and Evaluation of the Effects of Anti-Virulence Inhibitors on the Virulence of Xylella fastidiosa
- Resistance to Grapevine Fanleaf Virus in Rootstocks
- Timing of Field Transmission of Grapevine Red Blotch Virus
- 2018 Pierce's Disease Research Symposium
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Summer Articles
- PD/GWSS Board Funds 15 Research Projects
- A Few Past and Current Research Projects
- Mapping Pierce's Disease and Vector Populations in the Southern San Joaquin Valley and Developing a Dynamic Model to Assess Management Strategies
- Quantifying Vine Mealybug Spatio-Temporal Dynamics: Assessing Invasion Risk to Refine Management Strategies
- A Study on the Impact of Individual and Mixed Leafroll Infections on the Metabolism of Ripening Wingrape Berries
- Cooperative Nursery Program is Key to Preventing the Spread of GWSS
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Spring Articles
- Foundation Plant Services Stepping Up Testing After Red Blotch Find
- CDFA Statewide Survey and Detection Gears Up
- Greenhouse Evaluation of Grapevine Microbial Endophytes and Fungal Natural Products for Control of PD
- Insecticide Resistance in the Glassy-winged Sharpshooter: Using Historical Use Patterns to Inform Future Management Strategies
- Assessing Effects of Seasonality on the Epidemiology of PD in the Southern San Joaquin Valley
- New Officers for the PD/GWSS Board
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Winter Articles
- GWSS Area-Wide Program Update: Kern and Tulare Counties
- Santa Clara County Free of GWSS for the First Time in 17 Years
- Evaluating Potential Shifts in Pierce’s Disease Epidemiology
- A Study on the Impact of Individual and Mixed Leafroll Infections on the Metabolism of Ripening Wingrape Berries
- Quantifying Vine Mealybug Spatio-Temporal Dynamics: Assessing Invasion Risk to Refine Management Strategies
- 2017 Pierce's Disease Research Progress Reports Available Online
2017
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Fall Articles
- Isolated GWSS Finds Show Importance of Ongoing Vigilance
- New Videos Added to the PD/GWSS Board Channel
- High Throughput Live Cell Screen of Small Molecules Targeting the ToIC Efflux Pump of Xylella fastidiosa
- Timing of Field Transmission of Grapevine Red Blotch-Associated Virus
- Molecular Breeding Support for the Development of Pierce's Disease- Resistant Winegrapes
- Governor Brown Signs State Budget With $5 Million Designated for PD Control Program
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Summer Articles
- UC Davis Announces Pre-Release of Five New PD-Resistant Winegrape Cultivars
- Researchers Gather to Find Solutions To Grapevine Viruses
- Monitoring for Insecticide Resistance in the GWSS in California
- The Riverside County GWSS Program in the Temecula Valley
- Biology and Spread of Grapevine Red Blotch-Associated Virus
- Proper Training Key to Success of the ATP Program
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Spring Articles
- Modified Rootstocks Could Help Prevent PD
- The Key to Stopping New GWSS Infestations in Uninfested Areas
- Monitoring Glassy-Winged Sharpshooters and Pierce's Disease In Kern County, California
- Searching for Potential Vectors of Grapevine Red Blotch-Associated Virus
- Development of a Biological Control for Pierce's Disease
- CDFA PD Control Program Nursery Stats for 2016
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Winter Articles
- Determining What 'Certified Plant Material' Means to Growers
- New Logo for the PD/GWSS Board
- Evaluation of Commercial Ant Baits as a Component of an Integrated Pest Management Program for Vine Mealybug
- Assessing Pierce's Disease Spread in Grape Lines With Novel Defensive Traits
- Management of Insecticide Resistance in Glassy-Winged Sharpshooter Populations Using Toxicological, Biochemical and Genomic Tools
- From Phages to Mealybugs - There Was Much to Discuss During the 2016 PD Research Symposium
2016
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Fall Articles
- North Coast PD Study Underway
- EGVM Eradicated from California
- Evaluation of Natural Products Isolated from Grapevine Fungal Endophytes for Control of PD
- Brown Marmorated Stink Bug Risk and Impacts in Western Vineyards
- Evaluation of Commercial Ant Baits as a Component of an Integrated Pest Management Program for Vine Mealybug
- 2016 Pierce's Disease Research Symposium to Be Held in San Diego
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Summer Articles
- PD/GWSS Board Gets a Taste of Wine Made From PD-Resistant Grapevines
- PD Board Funding for PD and Other Research Projects
- Transgenic Rootstock-Mediated Protection of Grapevine Scions by Single and Stacked DNA Constructs
- Continued Field Evaluation of Diffusible Signal Factor Inducing Grape for Control of Pierce's Disease
- Selective Disruption of Glassy-winged Sharpshooter Maturation and Reproduction by RNA Interference
- State Bill Introduced to Boost Funding for PD Control Program
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Spring Articles
- Recently Identified Enzyme May Hold New Insight into Pierce's Disease Grapevine Damage
- GWSS Eggs Found on Nursery Shipments in Napa and Sonoma
- Substrate-Borne Vibrational Signals in Intraspecific Communication of the Glassy-winged Sharpshooter
- Field Evaluation of Grape Plants Expression Potential Protective DNA Sequences Effective Against Pierce's Disease
- Biological Control of Pierce's Disease of Grapevines in the UC Riverside Vineyard With a Benign Strain of Xylella fastidiosa
- Nursery Rejections Down in 2015 - Plant Inspections are Working
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Winter Articles
- What Winegrape Growers Should Know About Red Blotch
- PD-Resistant Vines Becoming a First Line of Defense Against PD
- The Riverside County Glassy-winged Sharpshooter Program in the Temecula Valley
- Whole Genome Sequence Analyses of Xylella fastidiosa Pierce's Disease Strains From Different Geographical Regions
- Characterization of Different California Strains of Xylella fastidiosa by Fatty Acid Methyl Ester Analysis
2015
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Fall Articles
- European Grapevine Moth Update
- PD/GWSS Board Travels to Bakersfield - Concerned About Increases in PD
- Blocking Xylella fastidiosa Transmission
- Map-Based Identification and Positional Cloning of Xylella fastidiosa Resistant Genes from Known Souces of Pierce's Disease Resistance in Grapes
- Management of Insecticide Resistance in Glassy-Winged Sharpshooter Populations Using Toxicological, Biochemical and Genomic Tools
- Researchers Determined to Discover Why Growers Are Seeing More PD
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Summer Articles
- Pierce's Disease - The Big Picture
- PD/GWSS Board Recommends Funding Eleven Research Projects
- Vector Inoculation of Xylella fastidiosa: New Evidence Suggests Sharpshooters Can Be "Flying Syringes"
- Defining the Role of Secreted Virulence Proteins LesA and PrtA in the Pathobiology of Xylella and in the Development of Pierce's Disease
- Elucidating the Process of Cell-Cell Communication in Xylella fastidiosa to Achieve Pierce's Disease Control by Pathogen Confusion
- It's Official - PD/GWSS Referendum Passes
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Spring Articles
- Breaking the GWSS Sound Barrier
- Tasting the Future
- Identification of a New Virulence Factor Required for Pierce's Disease and Its Utility in Development of a Biological Control
- Role of Cold Shock Proteins in Xylella fastidiosa Virulence
- Transgenic Rootstock-Mediated Protection of Grapevine Scions by Dual Stacked DNA Constructs
- Is the PD/GWSS Referendum Over Yet?
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Winter Articles
- Is There an Insect Vector for Red Blotch?
- Researchers Present Their Work at the PD Research Symposium
- Substrate-Borne Vibrational Signals in Intraspecific Communication of the Glassy-Winged Sharpshooter
- Elucidating the Process of Cell-to-Cell Communication in Xylella fastidiosa to Achieve Pierce's Disease Control by Pathogen Confusion
- Monitoring for Insecticide Resistance in the Glassy-Winged Sharpshooter in California
- The Vote Is Coming! The Vote Is Coming!
2014
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Fall Articles
- Governor Signs PD/GWSS Bill
- Long-Time PD Researcher Bruce Kirkpatrick Retires
- Scientists Decipher Stink Bug Aggregation Pheromone
- Anterior Foregut Microbiota of the GWSS Explored Using Deep 16S rRNA Gene Sequencing From Individual Insects
- Identification of a New Virulence Factor Required for Pierce's Disease and Its Utility in Development of a Biological Control
- Characterization of Xf Genes Required for Pathogenicity
- Tastings of Wine Made From PD-Resistant Winegrapes
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Summer Articles
- PD/GWSS Board Designates Two Pests and One Disease as Threats to California's Vineyards
- New and Continuing Research Projects Get Funded
- Some Facts on PD/GWSS Board's Newly Designated Disease & Pests
- The Riverside County Glassy-winged Sharpshooter Program in the Temecula Valley
- Rootstock Effects on the Progression of PD Symptom Development and Possible Mechanisms
- Optimizing Grape Rootstock Production and Export of Inhibitors of Xf Polygalacturonase Activity
- Inspectors Find GWSS Eggs in Nursery Shipments
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Spring Articles
- Update on Field Trials of PD-Resistant Grapevines
- Pierce's Disease Legislation Introduced
- Board Hires Researcher Liaison to Advise on Research Activities
- Molecular and Functional Characterization of the Putative Xylella fastidiosa Resistance Gene(s) From Vitis arizonica
- Greenhouse Evaluation of Grapevine Fungal Endophytes and Fungal Natural Products Antagonistic to Xylella fastidiosa for Control of PD
- Suitability of Fertilized and Unfertilized Eggs of the Glassy-winged Sharpshooter for the Egg Parasitoid Gonatocerus morrilli
- Keeping GWSS Out of Your Vineyards
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Winter Articles
- Research Breakthroughs Reported During 2013 PD Research Symposium
- The Eradication of GWSS in SLO County
- Virulent Phages of Xylella fastidiosa: Phophylactic and Therapeutic Evaluation
- Blocking Xylella fastidiosa Transmission
- Continued Field Evaluation of Grapevines Producing Diffusible Signal Factor for Control of PD
- Getting Solutions to PD from the Lab to Growers
2013
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Fall Articles
- PD-Resistant Winegrapes Get Tested in the Eye of the Storm
- GWSS Area-Wide Treatment Program Update: Kern and Tulare Counties
- Final Report - Enhancing Control of Pierce's Disease by Augmenting Pathogen Signal Molecules
- Final Report - Vouchering Specimens of Egg Parasitoids of the GWSS Collected by the CDFA Pierce's Disease Biological Control Program in California and Texas A&M in Texas
- Biological Control of Pierce's Disease of Grapevine with EB92-1, a Benign Strain of Xylella fastidiosa
- Vineyard Tour and Wine Tasting with Dr. Andy Walker
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Summer Articles
- Out of Nowhere Comes Red Blotch
- CDFA's PD Control Program Meeting the Changes and Challenges
- New Video - Fighting the GWSS Infestation in Fresno
- Development of a Grape Tissue Culture and Transformation Platform for the California Grape Research Community
- UPDATE - Field Evaluation of Grafted Grapevine Lines Expressing Pear Polygalacturonase-Inhibiting Proteins
- Identification and Utilization of Cold Temperature Induced Grapevine Metabolites to Manage Pierce's Disease
- GWSS Nursery Subcommittee Helps Keep Industry Up-to-Date
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Spring Articles
- Designating a Winegrape Pest or Disease Is a Deliberative Process
- Fighting the GWSS Infestation in the City of Fresno
- New Research Video Online
- The Oxidative Stress Response: Identifying Proteins Critical for Xylella fastidiosa Survival in Grapevines
- Genetic Mapping of Xylella Fastidiosa Resistant Genes in Grape Germplasm from the Southern United States
- Field Evaluation of Grape Plants Expressing PR1 and UT456 Transgenic DNA Sequences for Protection Against Pierce's Disease
- 2012 Nursery Program Review
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Winter Articles
- RSAP Helps to Guide Board's Research
- EGVM Quarantine Area Reduced
- GWSS Biological Control Update
- Greenhouse Evaluation of Grapevine Fungal Endophytes and Fungal Natural Products Antagonistic to Xylella fastidiosa for Control of PD
- Development and Use of a Recombinant Virus for Controlling GWSS
- Blocking Xylella fastidiosa Transmission
- Virginia Creeper Leafhopper is Latest Vineyard Pest to Invade California Vineyards
2012
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Fall Articles
- Knowing Your Enemy is Half the Battle
- PD Symposium to Take the Year Off
- Are the Hormones of the Glassy-Winged Sharpshooter a Viable Insecticide Target?
- Can Pierce's Disease Resistance from Vitis vinifera Be Transferred From a Resistant Rootstock to a Susceptible Scion?
- Linking Within-Vineyard Sharpshooter Management to Pierce's Disease Spread
- Wines from PD-Resistant Grapes Are Here for the Tasting
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Summer Articles
- Strange Looking Plants Could Lead to Better Winegrape Vines
- PD/GWSS Board Considers New Threats
- Biological Control of Pierce's Disease (PD) of Grapevine with Benign Strains of Xylella fastidiosa - UPDATE
- Report on Field Trials
- Blocking Xylella fastidiosa Transmission
- Budget Cuts and the PD Control Program
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Spring Articles
- EGVM Quarantine Lifted in Four Counties
- Nursery Training Key to Preventing Spread of GWSS
- PD/GWSS Board Partners with UGMVE on Research RFP
- Identification and Utilization of Cold Temperature Induced Grapevine Metabolites to Manage PD
- Linking Within-Vineyard Sharpshooter Management to PD Spread
- Development and Use of a Recombinant Coagulata Virus-1 for Controlling GWSS
- What Role Do Ornamental Plants Play in Spreading PD to Your Vines?
- New Video About Producing Parastic Wasps Online
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Winter Articles
- Defeating the EGVM in Fresno a Combined Effort
- The Never-Ending Battle Against GWSS
- N-Acetyl-L-Cysteine, A New Perspective for Xylella Fastidiosa Control
- Grape Rootstock Variety Influence on Pierce's Disease Symptoms
- Effects of Plant Water Stress and Temperature on Glassy-Winged Sharpshooter Feeding in Relation to Transmission of Xylella Fastidiosa
- Researchers Present Their Work at 2011 PD Symposium
2011
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Fall Articles
- Monitoring GWSS Numbers Very Important to Temecula's Grape Industry
- GWSS Infestations Keep County Ag Commissioners on the Alert
- Development of Effective Monitoring Techniques for Sharpshooters and their Parasitoids
- Linking Within Vineyards Sharpshooter Management to Pierce's Disease Spread
- Understanding the Dynamics of Neonicotinoid Insecticidal Activity Against the Glassy-Winged Sharpshooter: Development of Target Thresholds in Grapevines
- PD Research Symposium Registration Opens
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Summer Articles
- GWSS, EGVM - Whatever Comes Next - the Board is Ready
- New Members for RSAP
- Do Cell Wall Structures Limit Xylella Fastidiosa Distribution in Inoculated, PD Susceptible and Resistant Grapevines?
- Linking Within-Vineyard Sharpshooter Management to Pierce's Disease Spread
- Genomic Sequences of Biocontrol Strain EB92-1 and Identification of Elicitor(s) of Effective Defense in Winegrapes Against PD
- New Research Videos Bring Field Trial Work to You
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Spring Articles
- Efforts to Stop the Spread of GWSS Continue
- San Luis Obispo County GWSS Update
- What Grape Growers SHould Know About Home Winemaking and EGVM
- Survey of Green Sharphshooter Populations in and Near Vineyards in the San Joaquin Valley
- Robust One-Hour Genotyping of Xylella Fastidiosa Strains Using Fret Probes
- Are Natural Enemies Controlling GWSS Populations in Southern California?
- Joing Information Center Established for EGVM Control
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Winter Articles
- Slow Season? What Slow Season?
- 2010 Pierce's Disease Research Symposium
- Survey of Green Sharphshooter Populations in and Near Vineyards in the San Joaquin Valley
- Are Natural Enemies Controlling GWSS Populations in Southern California?
- Robust One-Hour Genotyping of Xylella Fastidiosa Strains Using Fret Probes
- Joint Information Center Established for EGVM Control
2010
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Fall Articles
- Two Million Wasps and Counting
- PD/GWSS Board Passes First European Grapevine Moth Research Proposal
- Exploiting Pathogen Signal Molecules for Control of Pierce's Disease
- Testing of Signal Peptides and Anti-microbial Proteins for Rapid Clearance of Xf
- Biological Control of Pierce's Disease with Benign Strains of Xf
- PD Control Program Update
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Summer Articles
- PD/GWSS Referendum Passes What's Next?
- Field Trials Get Underway Around the State
- Improved Detection, Monitoring and Management of the Glassy-Winged Sharpshooter
- Development of Effective Monitoring Techniques for Sharpshooters and their Parasitoids
- Understanding the Dynamics of Neonicotinoid Insecticidal Activity Against GWSS on Target Thresholds in Grapevines
- Area-wide Control Program Update
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Spring Articles
- 100 Days War
- Rapid Response - Keeping GWSS in Check
- Exploiting Pathogen Signal Molecules for Control of PD
- Controlling Programmed Cell Death in Grapevines
- Management of PD by Interfering with the Bacteria's Ability to Move within the Plant's Xylem Tissue
- In-Plant Testing of Signal Peptides and Anti-Microbial Proteins for Rapid Clearance of Xylella Fastidiosa
- Rapid Response - Keeping GWSS in Check
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Winter Articles
- PD/GWSS Research - Getting Results
- New Changes Allow Research and Outreach on Additional Winegrape Pests
- Update Breeding Pierce's Disease Resistant Winegrapes
- The Economics of Pierce's Disease
- Grape Rootstock Variety Influence on Pierce's Disease Symptoms in Chardonnay
- The Vote is Coming!
2009
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Fall Articles
- Eradicating GWSS in Foothill Farms
- Fighting Pierce's Disease - Keys to Success
- Seasonal Transmission of Xylella fastidiosa by the Glassy-Winged Sharpshooter from Grapevines Infected for Various Lengths of Time
- Are Glassy-Winged Sharpshooter Populations Regulated in California?
- Analysis of the Bacterial Community Associated with Sharpshooters, Insect Vectors of Xylella fastidiosa
- Governor Signs SB 2, Extends PD Program
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Summer Articles
- Why the Glassy-winged Sharpshooter Isn't Everywhere in California
- 2009 PD Research Symposium
- Board Votes for PD Assessment to Remain at $1
- Enabling Technologies for Grape Transformation
- The Economics of Pierce's Disease
- Identifying Similarities and Differences Across the Three Leafhopper Vectors of Xylella Fastidiosa
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Spring Articles
- What Form Will the Cure for Pierce's Disease Take?
- Pierce's Disease - A Decade of Progress
- Should Neoclassical Biological Control Agents from Argentina be Released in California for Control of GWSS?
- Which Grape Varietals are Sources of PD Spread
- Management of PD by Interfering with the Bacteria's Ability to Move Within the Plant's Xlem Tissue
- Temecula - Ten Years Later
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Winter Articles
- PD/GWSS Board Grower Funded - Grower Directed
- 2008 Symposium Wrap-Up
- Assessing the Post-Winter Threat of GWSS Populations
- Control of Pierce's Disease by Methods Involving Pathogen Confusion
- Age Determination and the Red Pigment in the Wings of GWSS
- Does Severe Pruning Work?
2008
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Fall Articles
- This Won't Hurt a Bit!
- "Best Winery in California," Thanks to PD/GWSS Board
- The Benefits and Costs of Alternative Policies for the Management of Pierce's Disease
- Functional Testing and Delivery of Pierce's Disease-Specific Promoters from Grape
- Significance of Riparian Plants in the Epidemiology of Pierce's Disease
- Pierce's Disease Control Program Update
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Summer Articles
- Nursery Treatment Program to Stop GWSS Gets the Green Light
- California Budget Woes and Pierce's Disease
- What the Farm Bill Means to Growers
- Genomic Sequencing, Discovery and Characterization of Viral Pathogens in the Glassy-winged Sharpshooter
- Finding Pierce's Disease Infected Vines in Large Vineyards: A Proposed Pierce's Disease Sampling Program
- Environmentally Created Immunity Against Pierce's Disease
- 2008 Pierce's Disease Research Symposium
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Winter Articles
- 7th Annual Research Symposium - New Results Stimulate New Ideas
- RNA-Interference and Control of GWSS and Other Leafhopper Vectors of Pierce's Disease
- Faster DNA Test Developed to Pinpoint Whether or Not Grapevines Carry Xylella Fastidiosa
- Assessment of the Process of Movement of Xylella fastidiosa within Susceptible and Resistant Grape Varieties
- Ed Weber Worked Closely with Napa Growers to Keep Pierce's Disease at Bay
2007
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Fall Articles
- Joint Research Project Leads to PD/GWSS Management Method
- Dispersal & Movement of the Glassy-Winged Sharshooper and Associated Natural Enemies in a Continuous, Deficit-Irrigated Agricultural Landscape
- Design of Chimeric Anti-Microbial Proteins for Rapid Clearance of Xylella fastidiosa
- Ecological Basis of Xylella fastidiosa Transmission to Grapevines
- PD/GWSS Board Recent Actions
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Summer Articles
- More to Raising Predatory Wasps Than Meets the Eye
- Pierce's Disease Research Symposium Brings Together Research Community
- PD Research Awarded Best Viticulture Paper by ASEV
- Exploration for Biological Control Agents in the Native Range of the Glassy-Winged Sharpshooter
- Documentation & Characterization of Xylella fastidiosa Strains in Landscape Hosts
- Compatibility of Select Insecticides with Natural Enemies of GWSS & Other Pests
- Research Projects Funded by Pierce's Disease Assessment
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Spring Articles
- It Was Cold - But Was it Cold Enough?
- Dr. Andy Walker Talks about the New PD Resistant Winegrape Vines
- Management of Pierce's Disease in Grapevines by Interfering with Cell-to-Cell Communication by Xylella Fastidiosa
- Laboratory and Field Evaluations of Neonicotinoid Insecticides Against the Glassy-Winged Sharpshooter
- Host Plant Preference and Natural Infectivity of Insect Vectors on Common Weeds Known to Host Xylella fastidiosa
- New PD/GWSS Board Chair Ben Drake
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Winter Articles
- San Luis Obispo - Still GWSS Free
- Many Facets to New PD/GWSS Research Director
- Identifying Key Predators of the Varios GWSS Life Stages
- Magnetic Resonance Imaging: a Non-Destructive Approach for Detection of Xylem Blockages in Xylella fastidiosa (Pierce's Disease) Infected Grapevines
- Reproductive Biology and Physiology of Female Glassy-Winged Sharpshooters: Morphology and Vitellogenesis Cycles
- Pierce's Disease Research Symposium Focuses on Progress