Symposium Program of Events

(PDF for printing)
Book of Abstracts (PDF)
Final list of participants (PDF)
 
MONDAY, JUNE 15, 2009
8:00 - 12 noon USDA PPQ/CPHST P. ramorum Program Technical Review
1:00 – 5:00 Field Trip (agenda)
6:00 – 8:00 Welcome Reception
 
TUESDAY, JUNE 16, 2009
8:30 Welcome – Susan Frankel, USDA FS Pacific Southwest Research Station
8:40 – 10:10

Sudden Oak Death: A Global Update
Moderator: Susan Frankel, USDA FS PSW (audio)

  Phytophthora ramorum in California: Nine Years to the Day - David Rizzo, UC Davis (slideshow) (audio)
  Detection and Eradication of Phytophthora ramorum from Oregon Forests - Alan Kanaskie, Oregon Department of Forestry, and others (slideshow) (audio)
  Phytophthora ramorum and P. kernoviae: An Update on Distribution, Policy, and Management in Europe - Joan Webber and Sandra Denman, Forest Research, UK, and others (slideshow) (audio)
  Phytophthora ramorum and P. kernoviae in England & Wales - Public consultation and new programme - Keith Walters, Food & Environment Research Agency, and others (slideshow) (audio)
  An Update on North American Nurseries - Shane Sela, Canadian Food Inspection Agency (slideshow) (audio)
10:30 – 12:20 Phytophthora Concerns
Moderator: Kerry Britton, USDA FS Research
 

Forest Biosecurity, Phytophthora Diversity, and Trade: Exploring the Risks - Clive Brasier, UK Forestry Commission (slideshow) (audio)

  Some challenges of recognizing invasive Phytophthoras and finding their origins - Everett Hansen, Oregon State University (slideshow) (audio)
  Why regulation of P. ramorum by lineage is essential to California - Matteo Garbelotto, UC Berkeley
(slideshow) (audio)
  Spread of P. ramorum from Nurseries into Waterways – Implication for Pathogen Establishment in New Areas - Gary Chastagner, WSU Puyallup, and others (slideshow) (audio)
1:20 – 2:25

Emerging Phytophthora Species and Related Issues
Moderator: Bruce Moltzan, USDA FS, Forest Health Protection, Washington, DC

  Distribution and Severity of Alder Phytophthora in Alaska - Gerry Adams, Michigan State University, and others (slideshow) (audio)
  Detection of Possible Phytophthora pinifolia Infection in Pinus radiata Green Sawn Timber Produced in Chile - Rodrigo Ahumada, Bioforest S.A., Concepción, Chile, and others (slideshow) (audio)
  GSOB =? SOD: Tree mortality from the goldspotted oak borer in oak woodlands of southern California - Tom W. Coleman, USDA FS Forest Health Protection, and others (slideshow) (audio)
2:25– 2:55

Nurseries
Moderator - Jonathan Jones, USDA Animal and Plant Health Inspection Service

 

A systems approach for detecting sources of Phytophthora contamination in nurseries - Jennifer Parke, Oregon State University, and others (slideshow) (audio)

  Detection of Phytophthora ramorum at retail nurseries in the southeastern United States - Steven N. Jeffers, Clemson University, and others (slideshow) (audio)
3:15 – 4:00

Nurseries, cont.
Moderator – Russ Bulluck, USDA Animal and Plant Health Inspection Service

  Within-field spread of Phytophthora ramorum on rhododendron in nursery settings - Kurt Heungens, Institute for Agriculture & Fisheries, Belgium, and others
(slideshow) (audio)
  Importance of rainfall and sprinkler irrigation in supporting sporulation, spread of inoculum in runoff-water, and new infections of Phytophthora ramorum under field conditions – Steve Tjosvold, UCCE, Watsonville, and others
(slideshow) (audio)
  A Test System to Quantify Inoculum in Runoff from Phytophthora ramorum-infected Plant Roots – Nina Shishkoff, USDA Agricultural Research Service
(slideshow) (audio)
4:00– 5:15 Biology I
 

Persistence of Phytophthora ramorum and Phytophthora kernoviae in UK natural areas and implications for North American forests - Elizabeth Fichtner, UC Davis, and others (slideshow) (audio)

  Tanoak resistance: can it be used to sustain populations?
Katherine J. Hayden and Matteo Garbelotto, UC Berkeley, and others (slideshow) (audio)
  Effects of Phytophthora ramorum infection on the hydraulic conductivity and tylosis formation in tanoak sapwood – Jennifer Parke, OSU, and others (slideshow) (audio)
  Virulence, sporulation and elicitin production in three clonal lineages of Phytophthora ramorum – Daniel Manter, USDA Agricultural Research Service, and others
(slideshow) (audio)
  Factors influencing infection of California Bay Laurel (Umbellularia californica) by Phytophthora ramorum – Steven Johnston, Sonoma State University, and others (slideshow) (audio)
6:30 – 8:30 Poster Session
 
WEDNESDAY, JUNE 17, 2009
8:30 Welcome
8:40 – 9:50

Diagnostics and Mycology
Moderator: Cheryl Blomquist, California Department of Food and Agriculture

  Regulatory diagnostics: solving the puzzle one sample at a time - Mary Palm, USDA Animal and Plant Health Inspection Service (slideshow) (audio)
  ELISA and an ImmunoStrip® for detection of Phytophthora ramorum and other Phytophthora species - Francisco Avila, Agdia, Inc., and others (slideshow) (audio)
  Mating of Phytophthora ramorum: Functionality and Consequences - Xavier Boutet, Walloon Agricultural Research Centre, Belgium, and others (slideshow) (audio)
 

Unstable aneuploid progenies of Phytophthora ramorum - Annelies Vercauteren, Institute for Agriculture & Fisheries, Belgium, and others (Please contact kurt.heungens@ilvo.vlaanderen.be for Information.)

10:10 – 11:30

Genetics
Moderator: Charles G. Shaw, USDA FS, Pacific Northwest Research Station

  Understanding spread patterns of the SOD pathogen through population genetics analysis - Matteo Garbelotto, UC Berkeley, and others (slideshow) (audio)
  Tracking Populations and New Infections of Phytophthora ramorum in Southern Oregon Forests - Jennifer Britt, Oregon State University, and others (slideshow) (audio)
  Genetic diversity of Phytophthora ramorum in Belgium - Annelies Vercauteren, Inst. Ag. & Fish., Belgium, and others (Please contact kurt.heungens@ilvo.vlaanderen.be for Information.)
  Understanding the Mechanisms behind Detections of Phytophthora ramorum in Washington State Nurseries and Streams Utilizing Microsatellite Genotype Information – Katie Coats, WSU Puyallup, and others (slideshow) (audio)
  Population genetic analysis reveals ancient evolution and recent migration of P. ramorum - Erica Goss and Niklaus J. Grünwald, USDA Agricultural Research Service, and others (slideshow) (audio)
11:30 – 12:15

Predicting Risk
Moderator: Kurt Gottschalk, USDA Forest Service

  Predicting the spread of sudden oak death in California (2010-2030): epidemic outcomes under no control – Ross Meentemeyer, UNC Charlotte, and others
(slideshow) (audio)
  Strategies for control of Sudden Oak Death in Humboldt County – informed guidance based on a parameterized epidemiological model - Joao A. N. Filipe, Cambridge, UK, and others (slideshow) (audio)
  Mapping the risk of sudden oak death in Oregon: prioritizing locations for early detection and eradication – Tomas Vaclavik, UNC Charlotte (slideshow) (audio)
  Optional Lunch Discussion (12:30 – 1:00)
Inoculation techniques – Are standards needed?
(slideshow) (audio)
1:15 – 2:00

Predicting Risk, cont.
Moderator: Faith Campbell, The Nature Conservancy

  Regulatory considerations in assessing the potential for Phytophthora ramorum to cause environmental impact to ecozones outside the west coast “fog belt” in North America - John McDonald, Canadian Food Inspection Agency, and others (slideshow) (audio)
  Development of a Pest Risk Analysis (PRA) for Phytophthora ramorum for the European Union; the key Deliverable from the EU-funded Project RAPRA - Claire Sansford, Central Science Laboratory, UK, and others (slideshow) (audio)
  The SOD Facts of Life: Property Value Losses from Sudden Oak Death in Marin County - Kent Kovacs, University of NV, Reno, and others (slideshow) (audio)
2:00 – 2:50

Genetics/Resistance
Moderator: Phil Cannon, USDA FS, Forest Health Protection

  Spatial genetic structure of tanoak provides information for management - Richard Dodd, UC Berkeley, and others (slideshow) (audio)
  Relationship between resistance to Phytophthora ramorum and constitutive phenolic chemistry in coast live oaks and northern red oaks - Annemarie M. Nagle, Ohio State University, and others (slideshow) (audio)
2:55– 3:55

Biology II
Moderator: Steve Oak, USDA Forest Service

  Symptoms associated with inoculation of stems on living Douglas-fir and grand fir trees with Phytophthora ramorum
Gary Chastagner, WSU Puyallup, and others
(slideshow) (audio)
  Variation in density and diversity of species of Phytophthora in two forest stream networks – Jaesoon Hwang, Clemson University, and others (slideshow) (audio)
  2008 project: Bio Security Protocols for heritage gardens - Ian Wright, The National Trust, UK, and others
(slideshow) (audio)
  Susceptibility of Australian Plant Species to Phytophthora ramorum - Kylie Ireland, Murdoch University, and others (slideshow) (audio)
3:55 – 4:55

Ecological Impacts
Moderator: Maggi Kelly, UC Berkeley

  Long-term trends in coast live oak and tanoak stands affected by Phytophthora ramorum canker (sudden oak death) – Tedmund J. Swiecki, Phytosphere Research, and others (slideshow) (audio)
  Impacts of Phytophthora ramorum on oaks and tanoaks in Marin County, California, forests since 2000 - Brice McPherson, UC Berkeley, and others (slideshow) (audio)
  Tanoak Decline in Redwood Forests: An Analysis of the Structural and Compositional Effects of Sudden Oak Death – Benjamin Ramage, UC Berkeley, and others
(slideshow) (audio)
 

Community and individual affects on tanoak susceptibility to Sudden Oak Death in California redwood forests: implications for stand level disease management - Richard Cobb, UC Davis, and others (slideshow) (audio)

5:15 – 6:45 USDA APHIS National Quality Assurance and Program and Planning P. ramorum Quality Assurance Program Review: Industry Focus Discussion
7:00 – 9:00 Nursery Committee Meeting
 
THURSDAY, JUNE 18, 2009 COMTF MEETING
8:30 Welcome – Mark Stanley, COMTF Chairman (audio)
8:40 – 10:10

Management/Treatment
Moderator: Mark Stanley, COMTF Chairman

  Efficacy of commercial algaecides to manage species of Phytophthora in suburban waterways – G. Curtis Colburn, Clemson University, and others (slideshow) (audio)
  Efficacy of Phosphonate Treatments for SOD over Time - Doug Schmidt, UC Berkeley, and others (slideshow) (audio)
  Aerial application of AgriFos to Prevent SOD in Oregon Tanoak Forests - Alan Kanaskie, ODF, and others (slideshow) (audio)
  Eradication Effectiveness Monitoring in Oregon Tanoak Forests - Ellen Michaels Goheen, USDA Forest Service, and others (slideshow) (audio)
  Assessing methods to protect susceptible oak and tanoak stands from sudden oak death - Tedmund J. Swiecki, Phytosphere Research, and others (slideshow) (audio)
  Forest Treatment Strategies for Phytophthora ramorum - Yana Valachovic, UCCE, Eureka, and others
(slideshow) (audio)
10:30 – 11:30

Sudden Oak Death and Fire
Moderator: Jack Marshall, California Department of Forestry and Fire Protection

  Crown fire potential of Tanoak (Lithocarpus densiflorus) affected by Sudden Oak Death: implications for fire management - Howard Kuljian, Humboldt State University, and others (slideshow) (audio)
  Interacting disturbances: did Sudden Oak Death mortality in Big Sur worsen the impacts of the 2008 Basin Complex wildfire? – Margaret Metz, UC Davis, and others
(slideshow) (audio)
  Understanding the Long-Term Fire Risks in Forests Affected by Sudden Oak Death - Yana Valachovic, UCCE, Eureka, and others (slideshow) (audio)
  Sudden Oak Death Mortality and Fire: Lessons from the Basin Complex - Chris Lee, UCCE, Eureka, and others (slideshow) (audio)
11:30 – 12:00 Social Impacts of Sudden Oak Death - A Panel Discussion
Moderators: Janice Alexander and Chris Lee, UCCE (slideshow) (audio)
12 noon

Closing remarks (audio)