16th Ornamental Workshop on Diseases and Pests

 leaf gall

Kanuga Conference Center
Hendersonville, NC
September 22 - September 26, 2008

 leaf hoppers

Plant Pathology Program
(Click on underlined titles to view pdf of presentation. Not all presentations available, but may become available later)

Tuesday morning:  September 23

Plenary Session: “Ornamental Pests & Diseases – Vectors & Viruses” 
Vectors.  Raymond Cloyd, Department of Entomology, Kansas State University, Manhattan
Viruses. James Moyer, Department of Plant Pathology, NC State University, Raleigh
 
Tuesday afternoon: September 23 
“What’s New with Virus Diseases and Vectors” 
Hosta Virus X in Ohio. Dennis Lewandowski, Ohio State University
Symptom Variation in Ornamental Viruses.  Alan Windham, University of Tennessee, Nashville
Chili thrips – a New Threat. Scott Ludwig, Texas A&M
Freesia Sneak Virus. Mary Ann Hansen, Virginia Tech
 
“Emerging Pathogens ICPP -2008”
Soilborne pathogens. Mike Benson, NC State University, Raleigh
 
"New Crops and New Diseases"
Indiana reports for Ralstonia and Phytophthora, Gail Ruhl, Purdue University, W. Lafayette
 
Wednesday morning:  September 24th 
“Diseases and Disease Control”
Injections for Oak Bacterial Leaf Scorch. Brenda Kennedy, University of Kentucky
Phytophthora Control in Irrigation Systems. Curt Colburn, Clemson University
Phytophthora Fungicides and the IR4 Program. Mary Hausbeck, Michigan State University
Industry updates. OHP, Jeff Dobbs; Bioworks, Marla Favra;
IR4 Ornamentals Program & 2009 Priorities. Cristi Palmer, IR4 Ornamental Program, Rutgers Univ.
 
“What’s New with Downy Mildews” 
Downy Mildew Taxonomy and Ornamentals.  Bob Trigiano, University of Tennessee
Downy Mildew, Cultivars, & Fungicides.  Mary Hausbeck, Michigan State University
 
‘What’s New with Diagnostics’
LAMP Detection-Rhodococcus fascians. Maryna Serdani, Oregon State University, Corvallis
Detection of Phytophthora in the Diagnostic Lab.  Julie Beale, University of Kentucky, Lexington
 
Thursday morning:  September 25th 
“What’s New with Phytophthora Diseases”
Navigating the Phytophthora Database. Kelly Ivors, NC State University
Specialization of P. nicotianae in Floriculture...  Steve Jeffers, Clemson
Phytophthora in Floriculture Crops – A Survey. Heather Olson, NC State University
An Alternative System for Phytophthora…...  Brantlee Richter, NC State University
Nursery detections - P. ramorum . …  Jaesoon Hwang, Clemson
Evolution and migration P. ramorum.  Niklaus Grunwald, ARS, Oregon State University
Phytophthora Resistant Chestnuts.  Steve Jeffers, Clemson University
Phytophthora kernoviae lurks over the pond. Mike Benson, NC State University
 
"Contributed Presentations"
Blackspot and Cercospora Resistant Roses .. Jimmy Mynes, University of Tennessee
Chrysanthemum White Rust. Jane Trolinger, Yoder Brothers, Alva, Fl
Latent Diplodia Infections Waiting to Explode. Shawn Bernick, Rainbow Treecare Sci. Adv., MN
 
Thursday afternoon:  September 25th 
"Contributed Presentations"
Foliar Diseases of Ornamental Switchgrass. Mark Windham, University of Tennessee
Foliar Disease Resistance in Hydrangea. Mark Windham, University of Tennessee
Diplodia Tip blight of Landscape Austrian Pines. Paul Bachi, University of Kentucky
Gladiolus rust. Steve Jeffers & James Buck, Clemson University, and University of Georgia
Rapid Assay for Resistance to S. rolfsii in Hosta. Mark Gleason, Iowa State University
Dogwood Susceptibility to Discula destructiva. Ken Cheng, University of Tennessee
Fungicide Resistance in Corynespora cassicola on African Violets. Justin Clark, University of Tennessee
 
"Special Plenary Session"-Graphics file information. Joe LaForest, The Bugwood Network, Univ. of Georgia