Joint Meeting of the American Phytopathological Society (APS), Pacific Division and Conference on Soilborne Plant Pathogens (CSPP)
Joint Meeting June 25-27, 2018
Hilton Downtown Portland
Portland, Oregon
PROGRAM SCHEDULE
Monday June 25
8:00 AM – 3:30 PM Field Trip
4:00 – 5:30 PM Careers 101
5:30 – 7:00 PM Reception (light food and cash bar)
7:00 PM Divisional Forum Representatives Business Meeting
Tuesday June 26
7:00 – 8:00 AM CSPP Steering Committee meeting
8:15 – 8:30 AM Introduction to meeting by Tim Murray, APS President
8:30 – 10:00 AM Symposium: Foliar Diseases That Lurk Belowground
| Moderator: Kendra Baumgartner | ||
| 8:30 AM | Thomas Gordon, UC Davis | Activities of Fusarium circinatum in soil. |
| 9:00 AM | Everett Hansen, OSU | Look up for Phytophthora! Phytophthora as a foliage, shoot, and stem pathogen of forest trees. |
| 9:30 AM | Thomas Forge, Agriculture and Agri-Food Canada | The stem and bulb nematode, Ditylenchus dipsaci: An enigmatic species of increasing importance in North America. |
10:00 – 10:20 AM Coffee Break (snacks provided)
10:20 – 11:35 AM Graduate Student Presentations
| Moderators: Jose Urbez-Torres and Joseph Carrillo | ||
| 10:20 AM | Erin Galarneau, UC Davis | Grapevine trunk pathogen Neofusicoccum parvum tolerates host phytoalexin phenolic compounds. |
| 10:35 AM | Arunabha Mitra, WSU | Grapevine leafroll-associated virus 3 is present as genetically distinct strains in Washington State vineyards. |
| 10:50 AM | Leslie Holland, UC Davis | An integrated approach towards management of canker diseases of almond in California. |
| 11:05 AM | Jason Carter, UC Davis | Fusarium circinatum infects grasses and pines at Pt. Reyes National Seashore. |
| 11:20 AM | Shankar Shakya, OSU | Analysis of global populations of Phytophthora cinnamomi suggests presence of two dominant clonal lineages and evidence of sex in Southeast Asia. |
11:35-1:00 Lunch (on your own)
1:00-3:15 Presentations by Student Award Winners- APS 1st place presentation award winners from each division in 2017 and CSPP winners
| Moderators: Natalie Goldberg and Tim Paulitz | ||
| 1:00 PM | Andrea Garfinkel, APS Pacific Division | Multiple new pathogens revealed in a survey of peony diseases in the United States. |
| 1:15 PM | Kelsey Andersen, APS Southern Division | Modeling Epidemics in Seed Systems to Guide Management Strategies: The Case of Sweet potato in Northern Uganda. |
| 1:30 PM | Jose Garcia Gonzalez, APS Potomac Division | Suppression of Southern Blight in Potato Through Cultural Practices in the Mid-Atlantic Region. |
| 1:45 PM | Chelsea Harbach, APS North Central Division | Investigating the interactions of the soybean cyst nematode with cover crops under greenhouse conditions. |
| 2:00 PM | James Hempfing, APS Northeastern Division | Dollar Spot Control Affected by Bentgrass Susceptibility and Fungicide Programming. |
| 2:15 PM | Chiti Agarwal, CSPP | Characterizing resistance to metalaxyl resistant Pythium ultimum in chickpeas. |
| 2:30 PM | David Wheeler, CSPP | Prediction of Verticillium wilt in mint fields using Verticillium dahliae DNA, Pratylenchus penetrans, mint cultivar, and crop age. |
| 2:45 PM | Saltanat Mambetova, CSPP | Genotypic and phenotypic characterization of pathogenic Streptomyces spp. on potato and turnip in Michigan. |
| 3:00 PM | Mercedes Schroeder, CSPP | Disarming Macrophomina phaseolina: Could Arabidopsis help discover a means to circumvent a global destroyer of crop plants? |
3:15 – 3:35 PM Coffee Break (snacks provided)
3:35 – 5:05 PM Graduate Student Presentations
| Moderators: Jerry Weiland and David Wheeler | ||
| 3:35 PM | Cristian Olaya, WSU | The Tomato spotted wilt orthotospovirus RNAs are differentially processed in infected tomato (Solanum lycopersicum) with or without Sw5. |
| 3:50 PM | Sarah Lowder, OSU | Chasmothecia sampling as a pre-season indicator of QoI fungicide resistance in Erysiphe necator. |
| 4:05 PM | Albre Brown, UC Davis | Wood-rotting Basidiomycetes associated with grapevine trunk diseases in North America. |
| 4:20 PM | Jorge Gomez-Soto, Cal Poly | Host plant resistance to Macrophomina crown rot and Verticillium wilt in strawberry cultivars and elite selections. |
| 4:35 PM | Jensen Hayter, Texas A&M | Adapting Soil Moisture Models to Improve Epidemiological Modeling of Soilborne Plant Disease. |
| 4:50 PM | Sosse Kendoyan, CSU Fresno | Chalcones Control Plant Parasitic Nematodes and are Harmless to Soil Microorganisms: Better Crops for All. |
5:05 – 6:00 PM Poster Session
Poster Presenters:
| David Ginocchio, WA State Dept. of Agriculture | Validation of Xylella fastidiosa synthesized gene fragments for use as a qPCR control with inserted BamHI cut sites for downstream quality control. . |
| Maryna Serdani, OSU | Pathogenic Rhodococcus associated with previously unreported woody and herbaceous plant hosts. |
| Christina Hagerty, OSU | Does it take two to tango? Interaction of Fusarium pseudograminearum and Pratylenchus neglectus on wheat. |
| Irene Lavagi, UC Riverside | The National Clean Plant Network for Citrus: A model system for the prevention of citrus diseases. |
| Cara Boucher, OSU | Prevalence of Race 2 Strains of Verticillium dahliae causing Verticillium wilt of mint in Oregon. |
| Aimee Hopkins, UC Davis | Soil amendment with Fusarium oxysporum Strain 47 control of Fusarium wilt of lettuce. |
| Joey Mayorquin, UC Riverside | Investigating the role of Colletotrichum karstii in twig and branch dieback of citrus in California. |
| Siva Sabaratnam, BC Ministry of Agriculture | Phomopsis stem canker: an emerging threat to hazelnut production in British Columbia. |
| Shari Lupien, USDA ARS WRPIS | Botrytis cinerea on faba bean in Washington State. |
| Qunkang Cheng, OSU | Population genetic structure of Claviceps purpurea in cool-season grass seed crops of Oregon. |
| Jason Zurn, USDA-ARS | Searching for resistance to soilborne pathogens in cultivated strawberries and the Fragaria supercore. |
| Christine Dilla-Ermita, WSU | Wheat variety-specific recruitment of bacterial communities towards Rhizoctonia solani AG8 suppression. |
| Katie Coats, WSU | Novel sequencing reveals diagnostic assay of MAT1-1 and MAT1-2 mating type idiomorphs in Botrytis paeoniae. |
| Phillip Fujiyoshi, UC Davis | Grapevine trunk pathogens in California associated with the apoplectic stage of Esca. |
| Jose Ramon Urbez-Torres, Agriculture and Agri-Food Canada | Less-common fungi isolated from grapevines in British Columbia and their role in the trunk-disease complex. |
| Valeria Smith, Montana State University | Comparison of fungicides for control of Rhizoctonia solani in sugarbeets. |
| Brad Geary, Brigham Young Univ | Soil fungal community differences in potatoes due to geographical locations. |
| Ann Rasmussen, OSU | Sensitivities of Botrytis cinerea pear isolates to registered and new fungicides. |
| Elizabeth Hellman, UC Davis | Understanding the effects of agricultural salinization on the incidence and severity of Fusarium wilt of tomato in California’s Central Valley. |
| Rodrigo Montana Torres-Chavez, CICESE Mexico | Screening for mycorrhizal fungi associated with Solanum hindsianum, a common shrub from the arid regions of the Baja California peninsula, Mexico |
| Tyler Bourret, UC Davis | Multiple origins of downy mildews and mito-nuclear discordance within the paraphyletic genus Phytophthora. |
| Marianne Elliott, WSU | Factors that influence the efficacy of steam mitigation for Phytophthora ramorum in soil. |
| Shulu Zhang, Agdia, Inc. | AmplifyRP® – a versatile diagnostic tool for rapid detection of plant pathogens. |
| Irene Lavagi, UC Davis | Citrus dwarfing viroid infection results in reduced apical shoot growth in navel orange trees on trifoliate rootstock. |
| Nickisha Pierre-Pierre, USDA ARS | Genetic Diversity of Rhizobium leguminosarum and Mesorhizobium ciceri from Pea and Chickpea Fields in the Palouse. |
| Clara Weidman, OSU | Impacts of Solarization on the Soil Microbiome in Pacific Northwest Tree Seedling Nurseries. |
| Upasana Dhakal, University of Hawai | Survey for Ceratocystis fimbriata on Syngonium species in Hawaii. |
| Vivian Maier, CSU Fresno | Assessment of Fusarium oxysporum f. sp. vasinfectum race 4 as a seedling pathogen to cotton, common bean, and soybean using a rolled towel assay. |
| Nejra Solo, University of Idhao | Characterization of Glutathione S-transferase (GST) and Superoxide Dismutase (SOD) from the Potato Cyst Nematode Globodera pallida. |
| Krystel Navarro, Ohio State University | Comparison of water-mold populations in Ohio using traditional isolation methods and an amplicon based metagenomics approach. |
| Christina Mulch, OSU | Aphid resistance screening using high resolution melting marker and rapid DNA extraction protocol. |
| Cristian Olaya, WSU | Incidence and Distribution of thrips-transmitted viruses in Dahlia (Dahlia variabilis) in six states of the US. |
6:00 – 8:00 PM Banquet (Hilton) – Tim Paulitz to present CSPP scholarships. APS President Tim Murray – update on APS council activities.
8:00 – 9:00 PM APS Pacific Division Board meeting
Wednesday June 27
8:15 – 10:30 AM CSPP Oral Presentations – Concurrent Session
| Moderators: Tim Paulitz and Benjamin Gomez-Soto | ||
| 8:15 AM | Timothy Paulitz, APS President | Welcome |
| 8:30 AM | Kimberly Zitnick-Anderson, NDSU | Determining communities within the pea root rot complex and their associations among soil edaphic properties and disease incidence. . |
| 8:45 AM | Mohamed Nouri, UC Davis | Identification and pathogenicity of fungal species associated with crown and root rot diseases of pistachio in California. |
| 9:00 AM | Daniel Lawrence, UC Davis | Taxonomy and phylogeny of cylindrocarpon-like fungi associated with root rot diseases of perennial fruit and nut crops in California. |
| 9:15 AM | Johan Leveau, UC Davis | Soil and root microbiota of field-grown processing tomatoes at various spatial scales. |
| 9:30 AM | Brent Holtz, UCCE | The impact of whole almond orchard recycling on Prunus Replant Disease, Basidiomycetes, bacterial and free living nematode populations. |
| 9:45 AM | James Borneman, UC Riverside | Identifying, Understanding and Utilizing Soils Suppressive Against the Sugarbeet Cyst Nematode |
| 10:00 AM | Christina Hagerty, OSU | Practical management for Soilborne wheat mosaic virus: an emerging disease in the dryland Pacific Northwest. |
| 10:15 AM | Julie Miranda Longland, ISAGRO | Biological products update by ISAGRO, USA, Inc. |
8:15 – 10:30 AM Graduate Student Presentations – Concurrent Session
| Moderators: Sarah Light and Albre Brown | ||
| 8:15 AM | Morgan Gray, UC Riverside | Pre-harvest management of Phytophthora brown rot to prevent trade restrictions of California citrus. |
| 8:30 AM | Catie Wram, OSU | Physiological Effects of Sub-Lethal Doses of Post-Plant Nematicides on Meloidogyne incognita. |
| 8:45 AM | Carmen Murphy, MSU | Aphanomyces euteiches detection and in-field location in Montana. |
| 9:00 AM | Jn Contina, University of Idaho | Modeling the spatial distribution of the potato cyst nematode Globodera pallida in Idaho. |
| 9:15 AM | Afsha Tabassum, WSU | Efficacy of the artificial microRNA against silencing suppressor (NSs) gene of Tomato spotted wilt orthotospovirus for imparting resistance. |
| 9:30 AM | Raphael Adegbola, WSU | Sequence diversity of Impatiens necrotic spot virus. |
| 9:45 AM | Vishnu Ellur, WSU | Using chickpea polygalacturonase-inhibiting protein as a tool to elucidate molecular mechanisms of chickpea interactions with various pathogens. |
| 10:00 AM | Edelweiss Rangel-Montoya, CICESE Mexico | Types and roles of melanin in the grapevine phytopathogenic fungus Lasiodiplodia exigua. |
| 10:15 AM | Thomas Ingram, NC State University | Optimizing Genetics to Manage Verticillium Wilt in Tomatoes Through Traditional Breeding and Grafting: An Elusive Challenge. |
10:30 – 10:50 AM Coffee Break (snacks provided)
10:50 AM – 12:05 PM CSPP Oral Presentations – Concurrent Session
| Moderators: Tim Paulitz and Benjamin Gomez-Soto | ||
| 10:50 AM | Melissa O’Neal, Marrone Bio Innov Inc. | New biofumigant (Muscodor albus) and new biofungicide (Bacillus amyloliquefaciens). |
| 11:05 AM | Wei Wei, WSU | Sclerotinia sclerotiorum secretes a small peptide that specifically interacts with plant polygalacturonase-inhibiting protein (PGIP) . |
| 11:20 AM | Miaoying Tian, University of Hawai | A host-specific RxLR effector of Phytophthora palmivora contributes to virulence on cacao. |
| 11:35 AM | Tyler Bourret, UC Davis | Restoration outplantings of nursery-origin Californian flora are heavily infested with Phytophthora. |
| 11:50 AM | Ebba Peterson, OSU | Epidemiology of soilborne inoculum of Phytophthora ramorum in nurseries. |
10:50 – 11:50 AM Graduate Student Presentations – Concurrent Session
| Moderators: Erin Galarneau | ||
| 10:50 AM | Bryan Webber, OSU | Characterization of Xanthomonas arboricola pv. corylina causing bacterial blight of hazelnut. |
| 11:05 AM | Joseph Carrillo, UC Riverside | Selective media for recovery of Graphium euwallaceae and Paracremonium pembeum from polyphagous shot hole borer field samples. |
| 11:20 AM | Shaheen Bibi, University of Florida | Transcriptomic analyses of Phytopthora parasitica treated with silver nanoparticles using the RNA-seq approach. |
| 11:35 AM | Daniel Farber, WSU | Disease gradients of Late Blight of potato from infrared images of infected fields. |
12:05 – 1:30 PM Lunch (on your own), Graduate Student Competition Judges Meeting.
1:30 – 3:30 PM APS Oral Presentations
| Moderators: Virginia Stockwell and Leslie Holland | ||
| 1:30 PM | James Farrar, UC Davis, IPM | The IPM Concept of Thresholds in Plant Disease Management. . |
| 1:45 PM | Themis Michailides, UC Davis | Infection of walnut by Botryosphaeriaceae and implications in disease control management. |
| 2:00 PM | Achour Amiri, WSU | Fungicide resistance occurrence in the blue and gray mold fungi of pome fruit in the Pacific Northwest. |
| 2:15 PM | Vikas Koundal, WSU | Comparison of fungicide application methods to control postharvest diseases in apple. |
| 2:30 PM | Kendra Baumgartner, USDA ARS | Grapevine resistance to Phomopsis foliar and trunk diseases. |
| 2:45 PM | Takao Kasuga, WSU | Characterization of phenotypic variation and genome aberrations in Phytophthora ramorum. |
| 3:00 PM | Andrea Blas, University of Guam | Protecting a cultural icon and food resource: Current research and status of coconut palm in Guam and the Northern Marianas. |
| 3:15 PM | Emily Helliwell, WSU | Mosaic distribution of an antagonistic locus within a legume-rhizobium invasion. |
3:30 – 3:50 PM Coffee Break (snacks provided)
3:50 – 4:35 PM APS Oral Presentations
| Moderators: Wei Wei | ||
| 3:50 PM | Jati Adiputra, WSU | Genetic diversity of grapevine leafroll-associated virus 4 in Washington State vineyards. |
| 4:05 PM | Don Huber, Purdue University | Evaluation of copper-iodo-phosphonate on fire blight of pears. |
| 4:20 PM | Kendra Baumgartner, USDA ARS | Awards presented to winning APS students. |
Meeting concludes at 4:35.