 13th I. E. Melhus Graduate Student Symposium: What’s in Our Toolbox to Minimize the Risk of Plant Disease? |
Factors affecting the timing of abscission of peach and nectarine leaves infected with Xanthomonas arboricola pv. pruni
S. BARDSLEY (1), H. Ngugi (1), M. d. Jimenez-Gasco (1). (1) The Pennsylvania State University, University Park, PA, U.S.A.
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Environmental and management factors associated with bacterial rots of onion in Pennsylvania
E. E. PFEUFER (1), M. A. Mansfield (1), B. K. Gugino (1). (1) Pennsylvania State University, University Park, PA, U.S.A.
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Integrated control of Allium white rot
A. E. FERRY (1), R. M. Davis (2). (1) University of California-Davis, Woodland, CA, U.S.A.; (2) University of California-Davis, Davis, CA, U.S.A.
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An integrated approach to understanding tomato sour rot and improving disease management
K. FIEDLER (1), S. Rideout (1). (1) Virginia Tech Eastern Shore AREC, Painter, VA, U.S.A.
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| An Unconventional Classroom: Reaching New Students with Online and Distance Courses and Programs |
Selection and use of technology for offering a distance course in plant pathology
D. SHEW (1). (1) North Carolina State University, Raleigh, NC, U.S.A.
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Teaching tropical plant pathology to a global audience
J. B. RISTAINO (1), M. Daub (1). (1) North Carolina State University, Raleigh, NC, U.S.A.
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Masters-level agricultural biosecurity education for location-bound adult learners
G. KULDAU (1). (1) Pennsylvania State University, State College, PA, U.S.A.
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What’s in it for us? Creating financial and academic incentives for faculty in an online degree program
D. G. PFEIFFER (1). (1) Virginia Tech, Blacksburg, VA, U.S.A.
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| Bacterial-Host Interactions |
Ralstonia solanacearum requires PopS, an ancient virulence effector, to suppress SA-mediated defenses during tomato wilt
J. M. JACOBS (1), A. Milling (1), R. M. Mitra (2), F. Ailloud (3), P. Prior (3), C. Allen (1). (1) University of Wisconsin, Madison, WI, U.S.A.; (2) Carleton College, Northfield, MN, U.S.A.; (3) CIRAD-INRA, Saint-Pierre, La Réunion, France
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Diverse plant genes are targeted by TAL effectors for disease susceptibility
J. ZHANG (1), H. Yang (2), H. Jia (3), D. Sosso (4), W. Frommer (5), Y. Bing (6), N. Wang (3), J. Jones (2), F. White (1). (1) Kansas State University, Manhattan, KS, U.S.A.; (2) University of Florida, Gainesville, FL, U.S.A.; (3) University of Florida, Lake Alfred, FL, U.S.A.; (4) Stanford University, Stanford, CA, U.S.A.; (5) Carnegie Institution of Science, Stanford, CA, U
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| Basidiomycete Molecular Systematics and Evolution |
Bioluminescence among North American Armillaria species in response to biotic and abiotic stimuli
J. MIHAIL (1). (1) University of Missouri, Columbia, MO, U.S.A.
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Phylogeography and taxonomy of Pluteus section Pluteus (Basidiomycota, Agaricales) in the Northern Hemisphere
A. JUSTO (1), E. Malysheva (2), T. Bulyonkova (2), E. C. Vellinga (3), G. Cobian (3), N. Nguyen (3), A. M. Minnis (4), D. S. Hibbett (1). (1) Clark University, Worcester, MA, U.S.A.; (2) Komarov Botanical Institute RAS, St. Petersburg, Russia; (3) University of California-Berkeley, Berkeley, CA, U.S.A.; (4) Biological and Environmental Influences on Forest Health and Productivity (USDA), Ma
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Sparassis (Basidiomycota): Transatlantic disjunction and paraphyly
R. PETERSEN (1), K. W. Hughes (1). (1) University of Tennessee, Knoxville, TN, U.S.A.
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| Biological Control |
Biocontrol potential of endophytic fluorescent Pseudomonas isolated from Salvadora species
S. EHTESHAMUL-HAQUE (1), F. Korejo (1), V. Sultana (2), S. A. Ali (3), J. Ara (4). (1) Department of Botany, University of Karachi, Karachi, Pakistan; (2) Department of Biochemistry, University of Karachi, Karachi, Pakistan; (3) HEJ Research Institute of Chemistry, University of Karachi, Karachi, Pakistan; (4) Department of Food Science
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Characterization of plant growth-promoting and disease suppressing abilities of certain actinomycetes isolated from groundnut rhizosphere
S. JACOB (1), H. K. Sudini (1). (1) ICRISAT, Hyderabad, India
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Effect of native-Mexican strains of Bacillus subtilis on melon (Cucumis melo L.) fruit quality and diseases
I. M. Espitia-Vazquez (1), L. Perez-Moreno (1), R. Ramírez-Malagon (1), B. Mendoza-Celedón (1), G. Martinez-Soto (1), M. d. Abraham-Juarez (1), V. Olalde-Portugal (2), H. G. NUNEZ-PALENIUS (1). (1) University of Guanajuato, Irapuato, Mexico; (2) CINVESTAV-IPN, Irapuato Unit, Irapuato, Mexico
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| Chemical Control |
The importance of fungicides for feeding the world
L. GIANESSI (1). (1) Crop Life Foundation, Washington, DC, U.S.A.
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Effects of quinone outside inhibitor fungicides on Fusarium head blight, deoxynivalenol, and Fusarium graminearum biomass in soft red winter wheat
D. D’ANGELO (1), K. Willyerd (1), A. Cabrera (1), L. Madden (1), P. Paul (1). (1) The Ohio State University, Wooster, OH, U.S.A.
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Are foliar fungicides a viable integrated pest management option for hybrid corn?
S. O. MALLOWA (1), P. D. Esker (2), P. A. Paul (3), C. A. Bradley (4), A. E. Robertson (1). (1) Department of Plant Pathology and Microbiology, Iowa State University, Ames, IA, U.S.A.; (2) Escuela de Agronomia Universidad de Costa Rica, San Pedro Montes de Oca, Costa Rica; (3) Ohio State University, Wooster, OH, U.S.A.; (4) Department of Crop Sc
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Impatiens downy mildew: Management options for the greenhouse, nursery, and landscape industries
A. J. PALMATEER (1), I. J. Maguire (1), S. N. Suarez (1), P. N. Lopez (1). (1) University of Florida, Homestead, FL, U.S.A.
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| Counting Beans & Tooting Horns: Effective Metrics for Documenting the Impact of Research and Extension |
Introduction—Defining impact: From website hits to change in practice
A. GEVENS (1). (1) University of Wisconsin, Madison, WI, U.S.A.
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Impact evaluation: It’s by design
T. BARTHOLOMAY (1). (1) Minnesota Office of Higher Education, St. Paul, MN, U.S.A.
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The importance of documenting impact—A Washington perspective
M. A. DRAPER (1). (1) USDA-NIFA, Washington, DC, U.S.A.
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A case study in documenting impact in research
C. SMART (1). (1) Cornell University, Geneva, NY, U.S.A.
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Documenting the impact of 10 years of IPM on Wisconsin cranberry production: A case study in documenting impact in extension
J. COLQUHOUN (1). (1) University of Wisconsin, Madison, WI, U.S.A.
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| Disease Control Alternatives |
Trunk and soil applications of imidacloprid, thiamethoxam and acibenzolar-S-methyl for SAR control of citrus canker on young fruiting citrus trees
J. H. GRAHAM (1), M. E. Myers (1). (1) University of Florida, Citrus Research and Education Center, Lake Alfred, FL, U.S.A.
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Rhizoctonia spp. dynamics and optimal timing of glyphosate application to cereal cover crops to manage onion stunting in Washington and Oregon
D. SHARMA POUDYAL (1), T. Paulitz (2), L. Porter (3), J. Eggers (4), P. B. Hamm (4), L. du Toit (5). (1) Washington State University, Pullman, WA, U.S.A.; (2) USDA ARS, Pullman, WA, U.S.A.; (3) USDA ARS, Prosser, WA, U.S.A.; (4) Oregon State University, Hermiston, OR, U.S.A.; (5) Washington State University, Mt. Vernon, WA, U.S.A.
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Increasing the mobility and stability of nematicides using plant viral nanoparticles
S. A. LOMMEL (1), R. H. Guenther (1), J. Cao (1), T. L. Sit (1), C. H. Opperman (1), J. A. Willoughby (1). (1) North Carolina State University, Raleigh, NC, U.S.A.
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| Disease Detection |
Detection of Xanthomonas oryzae by loop-mediated isothermal amplification
J. M. LANG (1), P. Langlois (1), H. Nguyen (2), C. M. Vera Cruz (3), L. Purdie (4), T. Holton (4), A. Djikeng (4), V. Verdier (5), J. E. Leach (1). (1) Colorado State University, Fort Collins, CO, U.S.A.; (2) International Rice Research Institute, Los Banos, Philippines; (3) International Rice Research Institute, Metro Manila, Philippines; (4) Biosciences Eastern and Central Africa, Nairobi, Kenya; (
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A method for detecting Xanthomonas cucurbitae in pumpkin seed
A. RAVANLOU (1). (1) University of Illinois, Urbana, IL, U.S.A.
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| Disease Diagnosis and Detection |
Identification and detection of wheat pathogens through volatile organic compound analysis
A. FICKE (1), B. Asalf (1), H. R. Norli (1), G. K. Knudsen (1). (1) Bioforsk Plant Health, Ås, Norway
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Real-time detection of airborne Erysiphe necator (grape powdery mildew) inoculum with loop-mediated isothermal amplification (LAMP)
L. D. THIESSEN (1), W. Mahaffee (2), J. A. Keune (1), G. Grove (3). (1) Oregon State University, Corvallis, OR, U.S.A.; (2) USDA-ARS, Corvallis, OR, U.S.A.; (3) Washington State University, Prosser, WA, U.S.A.
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| Diseases of Potato |
Verticillium dahliae in soil, roots and stems of green manure crops
D. L. WHEELER (1), D. A. Johnson (1). (1) Washington State University, Pullman, WA, U.S.A.
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Genetic differentiation between Verticillium dahliae populations from asymptomatic and symptomatic hosts
M. d. JIMENEZ-GASCO (1), G. M. Malcolm (1), L. d. Bautista-Jalon (1), B. K. Gugino (1). (1) The Pennsylvania State University, University Park, PA, U.S.A.
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Pathogenicity and aggressiveness of Alternaria solani, A. alternata, and A. triticina on potato
L. TYMON (1), T. F. Cummings (1), D. A. Johnson (1). (1) Washington State University, Pullman, WA, U.S.A.
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Effect of composted cattle manure and separated hog slurry solids on potato early dying and potato yield and tuber quality in Manitoba
O. I. MOLINA (1), M. Tenuta (1), F. Daayf (1). (1) University of Manitoba, Winnipeg, MB, Canada
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Evaluation of the blight decision support system for the integrated management of potato and tomato late blight
I. M. SMALL (1), L. Joseph (1), W. Fry (1). (1) Department of Plant Pathology & Plant-Microbe Biology, Cornell University, Ithaca, NY, U.S.A.
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| Ectomycorrhizal Community Ecology & Endophytes |
Ectomycorrhizal community responses to recurring prescribed fires in yellow pine forests: Effects of fire intervals and season
A. K. OLIVER (1), S. P. Brown (1), M. Callaham (2), A. Jumpponen (3). (1) Kansas State University, Manhattan, KS, U.S.A.; (2) USDA Forest Service, Athens, GA, U.S.A.; (3) Division of Biology, Kansas State University, Manhattan, KS, U.S.A.
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Ectomycorrhizal communities on pine and oak seedlings converge in the absence of canopy tree influence
G. C. WILLIAMS (1), R. Vilgalys (1). (1) Duke University, Durham, NC, U.S.A.
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Foliar fungal endophytes associated with Cornus (dogwood) species in Japan and North America
S. J. MILLER (1), H. Masuya (2), J. Luo (1), N. Zhang (1). (1) Rutgers University, New Brunswick, NJ, U.S.A.; (2) Forestry and Forest Products Research Institute, Matsunosato, Tsukuba, Ibaraki, Japan
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| Emerging Issues of Mycotoxins in Food Safety |
Impacts of the Midwest 2012 drought on aflatoxin contamination of maize
A. E. ROBERTSON (1), C. A. Bradley (2), C. Hurburgh (3), D. Jardine (4), R. Pruisner (5), K. Wise (6). (1) Department of Plant Pathology and Microbiology, Iowa State University, Ames, IA, U.S.A.; (2) Department of Crop Sciences, University of Illinois, Urbana, IL, U.S.A.; (3) Department of Agriculture and Biosystems Engineering, Iowa State University, Ames
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Influences of weather on aflatoxin-producing fungi and aflatoxin concentrations in crops
P. J. COTTY (1), A. Ortega-Beltran (2), R. Jaime (2). (1) USDA ARS, Tucson, AZ, U.S.A.; (2) University of Arizona, Tucson, AZ, U.S.A.
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Challenges in using the biopesticide AF36 in pistachio orchards to reduce aflatoxin contamination
M. A. Doster (1), P. J. Cotty (2), R. D. Puckett (1), D. P. Morgan (1), T. J. MICHAILIDES (1). (1) University of California, Parlier, CA, U.S.A.; (2) USDA ARS, University of Arizona, Tucson, AZ, U.S.A.
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When mycotoxins come in bunches: Fumonisin production by Aspergillus niger in grapes
J. D. PALUMBO (1), T. L. O’Keeffe (1). (1) USDA ARS WRRC, Albany, CA, U.S.A.
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Aflatoxin and fumonisin contamination in corn smut (Ustilago maydis) galls in the field and in the grocery store
H. K. ABBAS (1), M. A. Weaver (1), W. T. Shier (2), R. M. Zablotowicz (3), J. D. Plasencia (4). (1) USDA ARS, Biological Control of Pests Research Unit, Stoneville, MS, U.S.A.; (2) University of Minnesota, Department of Medicinal Chemistry, College of Pharmacy, Minneapolis, MN, U.S.A.; (3) USDA ARS, Crop Production Systems Research Unit, Stoneville,
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| Endophyte Biology |
Exploring endophyte diversity across the Pooideae
C. A. YOUNG (1), N. D. Charlton (1), J. E. Takach (1), G. A. Swoboda (1), B. A. Hall (1), K. D. Craven (1), M. E. Afkhami (2), T. Shymanovich (3), M. Oberhofer (3), S. H. Faeth (3), J. Rudgers (4), J. Pan (5), L. Chen (5), C. L. Schardl (5). (1) The Samuel Roberts Noble Foundation, Ardmore, OK, U.S.A.; (2) University of California-Davis, Davis, CA, U.S.A.; (3) University of North Carolina-Greensboro, Greensboro, NC, U.S.A.; (4) University of New Mexico, Albuquerque, NM, U.S.A.; (5) University
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| Exploring Genomic and Molecular Mechanisms of Host-Parasite Interactions for Crop Protection |
Mechanisms and management of carbendazim resistance in Gibberella zeae
M. G. ZHOU (1), J. Yu (1), J. Qiu (1), C. Chen (1), Y. Zhang (1), Y. Hou (1). (1) Nanjing Agricultural University, Nanjing, China
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| Filling in the Gaps: How Do Xanthomonads Adapt to Diverse Hosts, Tissues, and Environments? |
The xylan utilization system of Xanthomonas campestris controls epiphytic life and reveals common features with animal gut symbionts
M. ARLAT (1), G. Déjean (1), S. Blanvillain (1), E. Lauber (2). (1) INRA/CNRS University Toulouse 3, Castanet Tolosan, France; (2) INRA/CNRS, Castanet Tolosan, France
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Contribution of type III/TAL effectors to pathogenicity
J. Boch (1), T. Boureau (2), C. Brin (2), S. Cunnac (3), P. David (2), J. X. Feng (4), A. Hajri (2), M. Hutin (3), R. KOEBNIK (3), W. L. Mo (4), C. Pesce (3), S. Poussier (5), J. Streubel (1), B. Szurek (3), J. L. Tang (4), W. Tang (4), T. T. Tran (3), V.. (1) INRA/CNRS University Toulouse 3, Castanet Tolosan, France; (2) INRA/CNRS, Castanet Tolosan, France
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Genome and transcriptome analysis to reveal adaptation to new environments and hosts
L. GAGNEVIN (1), B. Roux (2), S. Bolot (2), S. Carrère (2), E. Charbit (3), S. Cunnac (4), M. A. Jacques (3), L. D. Noël (5), M. Arlat (6), R. Koebnik (4). (1) UMR PVBMT, CIRAD, Saint-Pierre, La Réunion, France; (2) Laboratoire des Interactions Plantes Micro-organismes (LIPM), INRA, UMR 441, Castanet-Tolosan, France; (3) UMR1345 IRHS, INRA, Beaucouzé, France; (4) UMR186 RPB, IRD, Montpellier, France; (5) Lab
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| Filling the Gap: Understanding Factors Driving Expanding Distributions of Plant Viruses |
Virus-vector-host plant interactions: Factors that influence the spread of hemipteran-borne plant viruses
A. FERERES (1). (1) CSIC, Madrid, Spain
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Evolutionary genetics factors underlying the emergence and spread of plant RNA viruses
S. F. ELENA (1). (1) IBMCP-CSIC, Valencia, Spain
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Free trade, fair trade, safe trade: The role of plant pathology in filling regulatory gaps
W. GUTIERREZ (1). (1) USDA, APHIS, PPQ, Center for Plant Health Science and Technology, Raleigh, NC, U.S.A.
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Specialty crop clean plant centers—Managing plant health through pathogen screening and distribution of plant materials
D. GOLINO (1). (1) Department of Plant Pathology & Foundation Plant Services, University of California, Davis, CA, U.S.A.
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| Food Safety |
Ultraviolet treatment of surface irrigation water for improved plant health and food safety
L. JONES (1), C. D. Smart (1), R. W. Worobo (1). (1) Cornell University, Geneva, NY, U.S.A.
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Differential interaction of human pathogens with plants
D. ROY (1), S. Panchal (1), M. Melotto (1). (1) University of Texas-Arlington, Arlington, TX, U.S.A.
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Salmonella colonization activates the plant immune system and benefits from association with plant-pathogenic bacteria
F. MENG (1), C. Altier (2), G. B. Martin (2). (1) Boyce Thompson Institute for Plant Research, Ithaca, NY, U.S.A.; (2) Cornell University, Ithaca, NY, U.S.A.
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Transgenic approaches to control aflatoxins in maize
R. SAYLER (1), B. Bluhm (1), J. Cary (2), K. Rajasekaran (3), J. Jaynes (4). (1) University of Arkansas, Fayetteville, AR, U.S.A.; (2) Food and Feed Safety Research Unit, USDA, New Orleans, LA, U.S.A.; (3) Food and Feed Safety Research Unit, USDA, New Orleans, AR, U.S.A.; (4) Tuskegee University, Tuskegee, AL, U.S.A.
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| Fruit Pathogen Epidemiology |
Effect of inoculum concentration on development of anthracnose fruit rot of strawberry cultivars in detached fruit and field experiments
B. B. FORCELINI (1), N. A. Peres (1), F. P. Goncalves (2). (1) University of Florida, Wimauma, FL, U.S.A.; (2) Instituto Agronomico do Parana, Londrina, Brazil
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Fine-scale genetic structuring and reproductive biology of the blueberry pathogen Monilinia vaccinii-corymbosi
K. M. BURCHHARDT (1), M. A. Cubeta (1). (1) North Carolina State University, Raleigh, NC, U.S.A.
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Blueberry silverleaf: Morpho genetic diversity of Chondrostereum purpureum isolates that are affecting blueberries
R. A. FRANCE (1), V. Becerra (1). (1) INIA, Chillan, Chile
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Effects of rootstock on Xylella fastidiosa infection and grapevine sap phenolics
A. K. Wallingford (1), C. M. Wallis (1), J. CHEN (1). (1) USDA ARS, Parlier, CA, U.S.A.
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| Fruit Tree Pathology |
Phacidiopycnis washingtonensis: Inoculum availability, persistence and seasonal host susceptibility in Washington apple orchards
P. SIKDAR (1), M. Mazzola (2), C. L. Xiao (3). (1) TFREC, Washington State University, Wenatchee, WA, U.S.A.; (2) USDA ARS, Tree-Fruit Research Laboratory, Wenatchee, WA, U.S.A.; (3) USDA ARS, San Joaquin Valley Agricultural Sciences Center, Parlier, CA, U.S.A.
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Molecular evaluation of resistibility/susceptibility of Saudi date palm germplasm against Bayoud disease caused by Fusarium oxysporum f. sp. albedinis
A. A. SALEH (1), M. H. El-Komy (1), A. Eranthodi (1), A. H. Sharafaddin (1), Y. Y. Molan (1). (1) King Saud University, Riyadh, Saudi Arabia
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| Functional, Evolutionary, and Ecological Diversity of Wood Decay Systems |
Mechanisms of wood decay inferred from recent genome investigations
D. CULLEN (1), D. Floudas (2), D. Hibbett (2). (1) USDA Forest Products Laboratory, Madison, WI, U.S.A.; (2) Clark University, Worcester, MA, U.S.A.
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| Fungal Biology |
Geographic and climatic discontinuity in production of cleistothecia in Podosphaera aphanis
K. A. BEKOSCKE (1), B. Asalf (2), A. Stensvand (2), A. M. Tronsmo (2), R. Seem (1), N. Peres (3), L. Cadle-Davidson (4), M. T. Brewer (5), D. Gadoury (1). (1) Cornell University, Geneva, NY, U.S.A.; (2) Bioforsk, Aas, Norway; (3) University of Florida, Wimauma, FL, U.S.A.; (4) USDA-ARS GGRU, Geneva, NY, U.S.A.; (5) University of Georgia, Athens, GA, U.S.A.
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Mating of Aspergillus flavus x Aspergillus minisclerotigenes hybrids: Are they functionally mules?
K. DAMANN (1), C. DeRobertis (1). (1) Louisiana State University Agricultural Center, Baton Rouge, LA, U.S.A.
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Identification and characterization of mating type (MAT) alleles in Sclerotinia minor
P. CHITRAMPALAM (1), B. Pryor (2). (1) North Dakota State University, Fargo, ND, U.S.A.; (2) University of Arizona, Tucson, AZ, U.S.A.
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Mating type distribution and the absence of cleistothecia of Podosphaera macularis in the Pacific Northwest
S. WOLFENBARGER (1), D. Gadoury (2), M. Twomey (1), M. J. Welser (2), D. Gent (3). (1) Department of Botany and Plant Pathology, Oregon State University, Corvallis, OR, U.S.A.; (2) Department of Plant Pathology and Plant-Microbe Biology, Cornell University, Geneva, NY, U.S.A.; (3) USDA-ARS, Forage Seed and Cereal Research Unit, and Depa
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| Fungal Disease Control on Monocots |
Investigation of quantitative real-time PCR as a mechanism for evaluating the efficacy of experimental fungicides against Septoria tritici
C. AVILA-ADAME (1), G. Gustafson (1). (1) Dow AgroSciences LLC, Indianapolis, IN, U.S.A.
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Heterokaryons of Sclerotinia homoeocarpa exhibit enhanced adaptability to multiple fungicide pressures
D. KESSLER (1), J. Hulvey (1), G. Jung (1). (1) University of Massachusetts-Amherst, Amherst, MA, U.S.A.
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Induction of plant defense response by salicylic acid in perennial ryegrass turf against gray leaf spot caused by Magnaporthe oryzae
A. RAHMAN (1), W. Uddin (1). (1) Pennsylvania State University, State College, PA, U.S.A.
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| Fungal Diversity and Dispersal |
Characterization of Sclerotinia sclerotiorum isolates from USA and South America soybean fields for aggressiveness and mycelial compatibility grouping
J. J. Steadman (1), T. J. MIORINI (2), R. Jhala (1), R. Higgins (1). (1) University of Nebraska-Lincoln, Lincoln, NE, U.S.A.; (2) Sao Paulo State University, Sao Paulo, Brazil
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Signatures of global dispersal and population structure in Sclerotinia homoeocarpa
A. PUTMAN (1), L. Tredway (2), I. Carbone (1). (1) North Carolina State University, Raleigh, NC, U.S.A.; (2) Syngenta Crop Protection, Greensboro, NC, U.S.A.
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Analysis of interregional dispersal of Puccinia striiformis in China using a coalescent method
J. LIANG (1), Q. Wan (1), Y. Luo (2), Z. Ma (1). (1) China Agricultural University, Beijing, China; (2) University of California-Davis, Davis, CA, U.S.A.
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Genetic diversity in epichloae of Bromus laevipes
B. A. HALL (1), N. D. Charlton (1), G. A. Swoboda (1), M. E. Afkhami (2), S. R. Ghimire (3), K. D. Craven (1), C. A. Young (1). (1) The Samuel Roberts Noble Foundation, Ardmore, OK, U.S.A.; (2) University of California-Davis, Davis, CA, U.S.A.; (3) RTI International, Research Triangle Park, NC, U.S.A.
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| Fungal Diversity and Management |
Phytophthora fruit rot resistance, population structure, and genetic diversity in a diverse pepper (Capsicum spp.) collection
R. P. NAEGELE (1), A. Tomlinson (1), M. K. Hausbeck (1). (1) Michigan State University, East Lansing, MI, U.S.A.
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Diversity of oomycetes associated with soybean seedling diseases in the U.S.
A. ROJAS (1), J. L. Jacobs (1), S. Napieralski (1), C. A. Bradley (2), T. Chase (3), P. D. Esker (4), L. Giesler (5), D. Jardine (6), B. D. Nelson (7), D. Malvick (8), S. Markell (9), A. E. Robertson (10), J. C. Rupe (11), L. Sweets (12), K. Wise (13), M.. (1) Michigan State University, East Lansing, MI, U.S.A.; (2) Department of Crop Sciences, University of Illinois, Urbana, IL, U.S.A.; (3) South Dakota State University, Brookings, SD, U.S.A.; (4) Universidad de Costa Rica, San José, Costa Rica; (5) Depart
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Steaming is a sustainable method to eradicate the quarantine pathogen Phytophthora ramorum from infested nursery soil
W. SCHWEIGKOFLER (1), K. Kosta (2), K. Suslow (1), V. Huffman (3), S. Ghosh (4). (1) Dominican University of California, San Rafael, CA, U.S.A.; (2) CDFA, Sacramento, CA, U.S.A.; (3) Dominican University of California, San Rafeal, CA, U.S.A.; (4) Dominican University of California, San Rafel, CA, U.S.A.
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Effects of solarization and biocontrol on soilborne Phytophthora spp. in container nurseries
F. FUNAHASHI (1), J. L. Parke (1). (1) Oregon State University, Corvallis, OR, U.S.A.
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| Fungal Ecology 1 |
Effects of environment and host on endophyte communities of coastal dune grasses
A. S. DAVID (1), E. W. Seabloom (1), G. May (1). (1) University of Minnesota, St. Paul, MN, U.S.A.
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Plant-microbe relationships determine winners and losers in response to nitrogen pollution
S. HICKS (1), E. Farrer (2), D. L. Taylor (1), A. P. Alfaro (3), K. Suding (2), R. Sinsabaugh (1). (1) University of New Mexico, Albuquerque, NM, U.S.A.; (2) University of California-Berkeley, Berkeley, CA, U.S.A.; (3) Western Illinois University, Macomb, IL, U.S.A.
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Marram grass and dune fungi: Hunting for hidden change
R. B. JOHANSEN (1). (1) The University of Auckland, Auckland, New Zealand
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Alkaloids produced by a defensive symbiont may have evolved from a plant stress metabolite
J. PAN (1), M. Bhardwaj (1), R. B. Grossman (1), C. L. Schardl (1). (1) University of Kentucky, Lexington, KY, U.S.A.
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| Fungal Ecology 2 |
It takes a village: New insights on the fungi that raise mycoheterotrophic plants from seedlings to adults
N. HYNSON (1), M. Weiß (2), K. Preiss (3), G. Gebauer (3), K. Treseder (4). (1) University of Hawaii-Manoa, Honolulu, HI, U.S.A.; (2) Department of Biology, University of Tübingen, Tübingen, Germany; (3) BayCEER University of Bayreuth, Bayreuth, Germany; (4) Department of Ecology and Evolutionary Biology, University of California
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Root mycobiomes: Diversity and plant-host interactions in extreme environments
A. PORRAS-ALFARO (1), S. L. Hicks (2), J. Tuter (3), T. Tobias (1), K. Sandona (1), D. O. Natvig (2), R. L. Sinsabaugh (4), R. Mussser (1), S. Hum-Musser (1). (1) Western Illinois University, Macomb, IL, U.S.A.; (2) University of New Mexico, Albuquerque, NM, U.S.A.; (3) Western Illinois University, Macomb, IN, U.S.A.; (4) University of New Mexico, Albuquerque, IL, U.S.A.
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A multigene phylogeny of Chytridiales (Chytridiomycetes)
S. SEKIMOTO (1), P. M. Letcher (1), J. E. Longcore (2), M. J. Powell (1). (1) The University of Alabama, Tuscaloosa, AL, U.S.A.; (2) The University of Maine, Orono, ME, U.S.A.
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| Fungal Ecology Beyond Boundaries: From Communities to the Globe |
An experimental test of the functioning of arbuscular mycorrhizal symbioses across scale
J. KLIRONOMOS (1). (1) University of British Columbia Okanagan, Kelowna, BC, Canada
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Fungal ecology in a community context: Nectar microfungi interacting with bacteria, plants, and birds
T. FUKAMI (1). (1) Stanford University, Stanford, CA, U.S.A.
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Modeling fungal decomposition pathways across scales
J. M. TALBOT (1), K. G. Peay (1). (1) Boston University, Boston, MA, U.S.A.
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Aboveground-belowground linkages: Extrapolating local to global fungal biodiversity
L. TAYLOR (1), T. Hollingsworth (2), J. McFarland (3), R. Ruess (4), I. Timling (4), D. Walker (4). (1) University of New Mexico, Albuquerque, NM, U.S.A.; (2) USDA Forest Service, PNW Research Station, Boreal Ecology Cooperative Research Unit, Fairbanks, AK, U.S.A.; (3) U.S. Geological Survey, Menlo Park, CA, U.S.A.; (4) University of Alaska, Fairbanks,
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Strangers in a new land: Do Alnus and Salix trees associate with different ectomycorrhizal fungi outside their native ranges?
P. KENNEDY (1), L. Bogar (1), I. Dickie (2), D. Peltzer (2). (1) Lewis & Clark College, Portland, OR, U.S.A.; (2) Landcare Research, Christchurch, New Zealand
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| Fungal Genetics and Genomics |
Pandemic, novel, and hybrid genotypes of the amphibian pathogen Batrachochytrium dendrobatidis in the southern Atlantic Rainforest of Brazil
T. S. JENKINSON (1), C. M. Betancourt-Román (1), C. Lambertini (2), C. H. L. N. Almeida (3), J. Ruggeri-Gomes (4), D. Rodriguez (5), D. da Silva Leite (2), K. R. Zamudio (5), J. E. Longcore (6), L. F. Toledo (3), T. Y. James (1). (1) Department of Ecology and Evolutionary Biology, University of Michigan, Ann Arbor, MI, U.S.A.; (2) Departamento Genética, Evolução e Bioagentes, Instituto de Biologia, Universidade Estadual de Campinas, Campinas, Brazil; (3) Museu de Zoologia “Prof. A
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| Fungal Genomics 1 |
Genone-wide mutation dynamic within a long-lived individual of Armillaria
J. B. ANDERSON (1). (1) University of Toronto, Missisauga, ON, Canada
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The genome of the fern pathogen Mixia osmundae reveals hints about its cryptic biology
M. TOOME (1), R. W. Riley (2), T. Y. James (3), K. L. Lazarus (3), B. Henrissat (4), O. A. Robin (2), I. V. Grigoriev (2), J. W. Spatafora (5), M. C. Aime (1). (1) Purdue University, West Lafayette, IN, U.S.A.; (2) U.S. Department of Energy Joint Genome Institute, Walnut Creek, CA, U.S.A.; (3) University of Michigan, Ann Harbor, MI, U.S.A.; (4) CNRS and Aix-Marseille University, Marseille, France; (5) Oregon Sta
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| Fungal Genomics 2 |
One genome, two genomes, one thousand genomes
I. V. GRIGORIEV (1). (1) U.S. DOE Joint Genome Institute, Walnut Creek, CA, U.S.A.
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1000 Fungal Genomes project
J. SPATAFORA (1), J. Stajich (2), I. Grigoriev (3). (1) Oregon State University, Corvallis, OR, U.S.A.; (2) Univeristy of California-Riverside, Riverside, CA, U.S.A.; (3) Joint Genome Instiute, DOE, Walnut Creek, CA, U.S.A.
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Diverse lifestyles and strategies of plant pathogenesis encoded in the genomes of eighteen Dothideomycetes fungi
R. OHM (1), S. Goodwin (2), Dothideomycetes Consortium (3), I. Grigoriev (1). (1) U.S. DOE Joint Genome Institute, Walnut Creek, CA, U.S.A.; (2) USDA ARS, Purdue University, West Lafayette, IN, U.S.A.; (3) international locations
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| Fungal Genomics and Ecology |
Sequential utilization of hosts from different fly families by the fungal pathogen Entomophthora muscae
A. GRYGANSKYI (1), H. L. Liao (1), R. A. Humber (2), J. E. Stajich (3), B. Mullens (3), I. M. Anishchenko (4), R. Vilgalys (1). (1) Duke University, Durham, NC, U.S.A.; (2) USDA ARS BioIPM Research, Ithaca, NY, U.S.A.; (3) University of California-Riverside, Riverside, CA, U.S.A.; (4) M. Kholodny Institute of Botany, Kyiv, Ukraine
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| Fungal Molecular Systematics & Evolution 3 |
Problems in ITS-rDNA taxonomy: Hypervariable ITS sequences among isolates and within single-ascospore strains of Ceratocystis fimbriata sensu stricto
T. HARRINGTON (1). (1) Iowa State University, Ames, IA, U.S.A.
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Fusarium solani f. sp. piperis the causal agent of fusariosis of black pepper in Brazil is a distinct phylogenetic and biological species in the FSSC
L. H. PFENNING (1), A. B. Vaz (1), S. S. Costa (1), L. M. Abreu (1), J. A. Ventura (2). (1) Universidade Federal de Lavras, Lavras, Brazil; (2) Instituto Capixaba de Pesquisa, Assistencia Tecnica e Extensao Rural INCAPER, Vitoria, Brazil
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Shotgun poplar disease diagnostic using next gen sequencing
B. DHILLON (1), N. Feau (1), R. C. Hamelin (1). (1) University of British Columbia, Vancouver, BC, Canada
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| Fungal Molecular Systematics and Evolution 1 |
A survey of ballistosporic phylloplane yeasts in Baton Rouge, Louisiana
S. ALBU (1), M. C. Aime (2). (1) Louisiana State University, Baton Rouge, LA, U.S.A.; (2) Department of Botany and Plant Pathology, Purdue University, West Lafayette, IN, U.S.A.
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Species concepts in Geoglossomycetes
V. P. HUSTAD (1), A. N. Miller (2). (1) University of Illinois, Champaign, IL, U.S.A.; (2) Illinois Natural History Survey, Champaign, IL, U.S.A.
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A new species of Paratritirachium isolated from flare pit soils and the addition of a teleomorph to the generic concept
H. D. T. NGUYEN (1), J. Tanney (1), D. Chabot (1), N. L. Nickerson (2), K. A. Seifert (1). (1) Agriculture and Agri-Food Canada, Ottawa, ON, Canada; (2) Agriculture and Agri-Food Canada, Port Williams, NS, Canada
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| Fungal Molecular Systematics and Evolution 2 |
Phylogeny of mitosporic Capnodiales and description of a new sooty mold species Fumiglobus pierisicolus from British Columbia, Canada
T. BOSE (1), D. R. Reynolds (2), M. L. Berbee (3). (1) University of British Columbia, Vancouver, BC, Canada; (2) Jepson Herbaria, University of California, Berkeley, CA, U.S.A.; (3) Department of Botany, University of British Columbia, Vancouver, BC, Canada
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Phylogenetic relationships of endophytic and endolichenic fungi reveal a new order within the class Eurotiomycetes
K. H. CHEN (1), J. Miadlikowska (1), K. Molnár (1), E. A. Arnold (2), J. M. U’Ren (2), E. Gaya (1), F. Lutzoni (1). (1) Department of Biology, Duke University, Durham, NC, U.S.A.; (2) School of Plant Sciences, University of Arizona, Tucson, AZ, U.S.A.
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Molecular phylogeny of fungi in the genus Thelonectria (Hypocreales, Nectriaceae): Are they really monophyletic?
C. SALGADO-SALAZAR (1), A. Y. Rossman (2), P. Chaverri (3). (1) University of Maryland, College Park, MD, U.S.A.; (2) USDA-ARS, Beltsville, MD, U.S.A.; (3) Department of Plant Science and Landscape Architecture, University of Maryland, College Park, MD, U.S.A.
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| Fungal Population Biology, Ecology & Biochemistry |
Phylogenetic affiliations of marine fungi detected with pyrosequencing and ion semiconductor targeted amplicon sequencing
K. T. PICARD (1), R. F. Stern (2), F. Lutzoni (1). (1) Duke University, Durham, NC, U.S.A.; (2) Sir Alistair Hardy Foundation for Ocean Science, Plymouth, United Kingdom
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Microbial diversity associated with Saharan dust storms: A developing tale of emerging pathogens
S. LINARES (1). (1) University of Maryland, College Park, MD, U.S.A.
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Population structure of Aspergillus flavus before and after biocontrol treatment
R. A. OLARTE (1), B. W. Horn (2), C. J. Worthington (1), R. W. Heiniger (1), M. H. Lewis (1), P. S. Ojiambo (1), R. Singh (1), I. Carbone (1). (1) North Carolina State University, Raleigh, NC, U.S.A.; (2) National Peanut Research Laboratory, USDA ARS, Dawson, GA, U.S.A.
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Production of cell wall degrading enzymes and melanin in response to changes in temperature by Lasiodiplodia theobromae
M. PAOLINELLI-ALFONSO (1), R. Hernández-Martínez (1). (1) Center for Scientific Research and Higher Education of Ensenada (CICESE), Ensenada, Mexico
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| Fungal-Host Transcriptomics |
Gene regulatory network reconstruction in wheat pathogen Fusarium graminearum
L. GUO (1), G. Zhao (1), X. Zhou (2), W. Jonkers (3), C. H. Kistler (4), J. R. Xu (2), L. Gao (1), L. J. Ma (1). (1) University of Massachusetts, Amherst, MA, U.S.A.; (2) Purdue University, West Lafayette, IN, U.S.A.; (3) University of California-Berkeley, Berkeley, CA, U.S.A.; (4) USDA-ARS, St. Paul, MN, U.S.A.
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Histology and transcriptional changes of maize seed infected by Aspergillus flavus and Fusarium verticillioides
X. SHU (1), D. Livingston (1), R. G. Franks (1), G. A. Payne (1). (1) North Carolina State University, Raleigh, NC, U.S.A.
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Transcriptome analysis of the snow rot pathogen Pythium iwayamai
J. R. IBARRA CABALLERO (1), N. Tisserat (1). (1) Colorado State University, Fort Collins, CO, U.S.A.
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| Fungi |
Using SSR markers to understand the mechanism of powdery mildew disease resistance in Cornus florida
M. Mmbaga (1), L. PARIKH (2). (1) Tennessee State University School of Agriculture & Consumer Science, McMinnville, TN, U.S.A.; (2) Tennessee State University, Nashville, TN, U.S.A.
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| Fusarium |
Characterization and field detection of Cryptococcus flavescens strains, biocontrol agents against Fusarium head blight of wheat
X. RONG (1), P. A. Paul (1), D. A. Schisler (2), B. B. McSpadden Gardener (1). (1) Ohio State University, OARDC, Wooster, OH, U.S.A.; (2) Crop Bioprotection Research, USDA-ARS, Peoria, IL, U.S.A.
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Comparison of the Fusarium species composition between a New England and Chinese salt marsh affected by dieback and climate change
W. ELMER (1). (1) Connecticut Agricultural Experiment Station, New Haven, CT, U.S.A.
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Microbial disease complex of sweetpotato (Ipomoea batatas L. Lam.) tip/end rot
C. E. STOKES (1), R. A. Arancibia (1), R. E. Baird (1). (1) Mississippi State University, Mississippi State, MS, U.S.A.
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| GenBank, Fungal Digitization & Cell Biology |
Fungal digitization projects
A. N. MILLER (1), B. M. Thiers (2), C. Gries (3), T. Nash (3), E. Gilbert (4). (1) University of Illinois Urbana-Champaign, Champaign, IL, U.S.A.; (2) New York Botanical Garden, Bronx, NY, U.S.A.; (3) University of Wisconsin, Madison, WI, U.S.A.; (4) Arizona State University, Tempe, AZ, U.S.A.
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Digitization of 120,000 fungal collections at the University of Michigan Herbarium as part of the Macrofungi Collection Consortium
M. J. FOLTZ (1), T. Y. James (1). (1) University of Michigan, Ann Arbor, MI, U.S.A.
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| Host Resistance |
Characterization of ectotrophic root-infecting fungi isolated from ultradwarf bermudagrass (Cynodon dactylon × C. transvaalensis) root materials
P. L. VINES (1), M. Tomaso-Peterson (1), T. Allen (1), B. Stewart (1), F. Meyer (1), J. Dubien (1). (1) Mississippi State University, Mississippi State, MS, U.S.A.
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Genotypic and phenotypic characterization of isolates in the Fusarium oxysporum species complex from soybean roots
M. L. ELLIS (1), D. R. Cruz Jimenez (1), B. F. Linn (1), L. F. Leandro (1), G. P. Munkvold (1). (1) Iowa State University, Ames, IA, U.S.A.
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Systemic infection in chrysanthemum plants by Puccinia horiana, causal agent of chrysanthemum white rust
M. R. BONDE (1), C. A. Murphy (2), G. R. Bauchan (2), D. G. Luster (1), C. L. Palmer (3), S. E. Nester (1), D. K. Berner (1). (1) USDA ARS, Frederick, MD, U.S.A.; (2) USDA ARS, Beltsville, MD, U.S.A.; (3) Rutgers University, Princeton, NJ, U.S.A.
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Temporal dynamics of soybean root colonization by Fusarium virguliforme
J. WANG (1), J. L. Jacobs (1), M. I. Chilvers (1). (1) Michigan State University, East Lansing, MI, U.S.A.
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Histological characterization of wheat leaf rust resistance components in Thatcher isolines carrying race specific and race non-specific genes
S. Dugyala (1), P. Borowicz (1), R. Brueggeman (1), M. ACEVEDO (1). (1) North Dakota State University, Fargo, ND, U.S.A.
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Field screening of diverse Brassica germplasm identifies high level resistance against white leaf spot disease
N. GUNASINGHE (1), M. You (1), M. J. Barbetti (1). (1) The University of Western Australia, Perth, Australia
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Screening sorghum germplasm for biotic and abiotic stress tolerance and potential use of selected physiological traits as disease severity predictors
A. Y. BANDARA (1), R. Perumal (2), M. H. Kapanigowda (2), C. R. Little (1). (1) Kansas State University, Manhattan, KS, U.S.A.; (2) Agricultural Research Center, Kansas State University, Hays, KS, U.S.A.
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Peanut mini core collection at ICRISAT: A reality in identifying multiple disease resistance sources
H. K. SUDINI (1), H. D. Upadhyaya (1), C. L. Gowda (1). (1) ICRISAT, Hyderabad, India
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| Innovations in Microbial Forensics and Plant Biosecurity |
Forensic epidemiology: New sensor-based plant pathogen detection: Where to look for evidence in a 300-acre crop
F. NUTTER (1). (1) Iowa State University, Ames, IA, U.S.A.
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Bioinformatics strategies for microbial forensics
W. SCHNEIDER (1), R. Verma (2), A. Stobbe (2), J. Daniels (2), A. Espindola (2), T. Blagden (2), J. Fletcher (2), F. M. Ochoa-Corona (2), C. Garzon (2), U. Melcher (2). (1) USDA ARS, Fort Detrick, MD, U.S.A.; (2) National Institute for Microbial Forensics & Food and Agricultural Biosecurity, Oklahoma State University, Stillwater, OK, U.S.A.
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| Innovations in Seed Treatments for Crop Protection and Health |
Development and formulation of seed treatment combinations
K. S. ARTHUR (1). (1) Valent U.S.A. Corporation, Plano, TX, U.S.A.
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Adoption of new seed treatment technologies by the seed industry
G. LAMKA (1). (1) DuPont Pioneer, Johnston, IA, U.S.A.
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Enhancement of plant productivity through microbial seed treatments
G. E. HARMAN (1). (1) Advanced Biological Marketing, Geneva, NY, U.S.A.
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Physiological benefits of seed treatments
P. R. d. C. CASTRO (1). (1) University of Sao Paulo (ESALQ/USP), Piracicaba, Brazil
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| Interaction Between Plants and Human Pathogens |
A microbe is a microbe: What plant pathologists can and do to contribute to food safety research and outreach
S. A. MILLER (1). (1) The Ohio State University, Wooster, OH, U.S.A.
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Human enteric bacteria transmission to leafy greens by flies
J. TALLEY (1), R. Pace (1), A. Wayadande (1). (1) Department of Entomology and Plant Pathology, Oklahoma State University, Stillwater, OK, U.S.A.
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Plant immunity against human pathogens
M. MELOTTO (1). (1) University of Texas-Arlington, Arlington, TX, U.S.A.
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A food safety perspective on the interactions of enteric viruses with plants
K. KNIEL (1). (1) University of Delaware, Newark, DE, U.S.A.
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| Interactions and Mechanisms of Symptomless Plant Symbioses |
Parallels between mutualism and pathogenesis: A comparison of lichen and pathogenic symbioses
E. M. MEDINA (1), O. Mueller (1), D. Armaleo (1), F. Lutzoni (1). (1) Duke University, Durham, NC, U.S.A.
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Dual mutualist-antagonist dynamics of grass endophytes
S. H. FAETH (1), S. Saari (1). (1) University of North Carolina-Greensboro, Greensboro, NC, U.S.A.
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Obligately lichen-associated fungi in the lichen microbiome: How did they get there and what are they doing?
J. LAWREY (1), R. Lücking (2). (1) George Mason University, Fairfax, VA, U.S.A.; (2) Field Museum of Natural History, Chicago, IL, U.S.A.
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Cell-cell signaling coordinates endophytic lifestyle of Xylella fastidiosa
S. E. LINDOW (1). (1) University of California, Berkeley, CA, U.S.A.
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| Invasive Threats to Palm Trees |
Cadang-cadang disease of palm and other diseases
R. F. LEE (1). (1) USDA ARS, Riverside, CA, U.S.A.
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Palm diseases in Central America
M. M. ROCA (1). (1) Zamorano University, Tegucigalpa, Honduras
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| Liberibacter Biology |
Transcriptomic, proteomic, and nutritional analyses of potato tissues infected with ‘Candidatus Liberibacter solanacearum’
C. NWUGO (1), V. Venkatesan (2), J. Munyaneza (2), H. Lin (1). (1) USDA-ARS, Parlier, CA, U.S.A.; (2) USDA-ARS, Austin, TX, U.S.A.
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Transcriptome analysis of ‘Valencia’ sweet orange response to citrus huanglongbing (HLB) infection
E. LOUZADA (1), C. C. Parra (1), J. V. da Graça (1), M. Sétamou (1), M. Kunta (1). (1) Texas A&M University-Kingsville, Weslaco, TX, U.S.A.
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Relationship of potato biochemical responses to ‘Candidatus Liberibacter solanacearum’, causal agent of zebra chip, to disease progression
C. M. WALLIS (1), A. Rashed (2), A. K. Wallingford (1), C. M. Rush (2). (1) USDA ARS, Parlier, CA, U.S.A.; (2) Texas AgriLife Research, Amarillo, TX, U.S.A.
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| Liberibacter Biology and Detection |
Comparative metagenome sequencing of ‘Candidatus Liberibacter solanacerum’ haplotypes A and B reveals hypervariable phage-like regions
C. JOHNSON (1), S. Thompson (2), A. Wen (1), Y. P. Duan (3), G. Smith (2), N. C. Gudmestad (1). (1) North Dakota State University, Fargo, ND, U.S.A.; (2) New Zealand Plant and Food Research, Lincoln, New Zealand; (3) U.S. Horticultural Research Laboratory, Fort Pierce, FL, U.S.A.
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| Mechanism of Host and Non-Host Resistance |
Role of humidity and light in the initial stage of Arabidopsis-Pseudomonas interaction
S. PANCHAL (1), M. Melotto (1). (1) University of Texas-Arlington, Arlington, TX, U.S.A.
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Host-derived RNA interference targeted to the root-knot nematode parasitism gene 16D10 in tobacco
K. SCHWERI (1), G. Huang (2), B. Xue (1), M. G. Mitchum (3), T. J. Baum (4), R. S. Hussey (2), R. Lewis (1), E. L. Davis (1). (1) North Carolina State University, Raleigh, NC, U.S.A.; (2) University of Georgia, Athens, GA, U.S.A.; (3) University of Missouri, Columbia, MO, U.S.A.; (4) Iowa State University, Ames, IA, U.S.A.
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| One Fungus, One Name: The Impact of Recent Changes in Fungal Nomenclature |
Overview of changes affecting fungal nomenclature in the International Code of Nomenclature and progress of nomenclatural working groups
K. A. SEIFERT (1), A. N. Miller (2). (1) Agriculture & Agri-Food Canada, Eastern Cereal and Oilseed Research Centre, Ottawa, ON, Canada; (2) Illinois Natural History Survey, University of Illinois, Champaign, IL, U.S.A.
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Impact of ICN changes on scientific names of regulated fungal plant pathogens
M. E. PALM (1), A. Y. Rossman (2). (1) USDA APHIS PPQ, Riverdale, MD, U.S.A.; (2) USDA ARS, Beltsville, MD, U.S.A.
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Merging the 2000 plus genera of Dothideomycetes
P. W. CROUS (1), K. D. Hyde (2). (1) CBS-KNAW Fungal Biodiversity Centre, Utrecht, Netherlands; (2) School of Science, Mae Fah Luang University, Chiang Rai, Thailand
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Defining the genus Fusarium in a scientifically robust way that best preserves longstanding use
D. M. GEISER (1), K. O’Donnell (2). (1) Pennsylvania State University, University Park, PA, U.S.A.; (2) USDA ARS NCAUR Bacterial Foodborne Pathogens and Mycology Unit, Peoria, IL, U.S.A.
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Pyricularia or Magnaporthe? Names and genomes
N. ZHANG (1), J. Luo (1), G. Cai (1), D. Bhattacharya (1). (1) Rutgers University, New Brunswick, NJ, U.S.A.
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| Pathogen Resistance |
Fungicide-induced mutagenesis in Monilinia fructicola and implications for resistance management
G. SCHNABEL (1), F. Chen (1). (1) Clemson University, Clemson, SC, U.S.A.
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Mapping Alternaria cucumerina resistance in Cucumis melo
J. D. DALEY (1), R. L. Hassell (2), W. P. Wechter (3). (1) Clemson Univeristy, Charleston, SC, U.S.A.; (2) Clemson University, Charleston, SC, U.S.A.; (3) U.S. Vegetable Laboratory, USDA ARS, Charleston, SC, U.S.A.
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Monitoring for resistance in Botrytis cinerea from strawberry to seven chemical classes of fungicides in the eastern United States
D. FERNANDEZ-ORTUNO (1), P. K. Bryson (1), A. Grabke (1), G. Schnabel (1). (1) Clemson University, Clemson, SC, U.S.A.
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Prevalence and characterization of iprodione and fludioxonil resistance in Botrytis cinerea isolates from small fruits in the southeastern U.S.
A. GRABKE (1), X. Li (1), D. Fernández-Ortuño (1), A. Amiri (2), N. A. Peres (2), G. Schnabel (1). (1) Clemson University, Clemson, SC, U.S.A.; (2) University of Florida, Wimauma, FL, U.S.A.
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| Pest and Disease Management |
Improving recommendations for grape berry moth and fruit rot management in high brix Niagara grape production
B. HED (1), J. Timer (2), T. Weigle (3). (1) Lake Erie Regional Grape Research & Extension Center, North East, PA, U.S.A.; (2) Pennsylvania State University, North East, PA, U.S.A.; (3) Cornell University, Portland, NY, U.S.A.
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What are the best ways to manage Rhizoctonia solani of sugar beet?
M. F. R. KHAN (1). (1) North Dakota State University & University of Minnesota, Fargo, ND, U.S.A.
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Prediction of long-term field resistance of hybrid poplars to Septoria musiva using a greenhouse screening protocol without wounding
R. QIN (1), G. R. Stanosz (2), J. M. LeBoldus (1). (1) North Dakota State University, Fargo, ND, U.S.A.; (2) University of Wisconsin-Madison, Madison, WI, U.S.A.
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Assessments of potential management and environmental factors affecting regional occurrence of potato zebra chip disease
F. WORKNEH (1), D. C. Henne (2), J. A. Goolsby (3), J. M. Crosslin (4), S. D. Whipple (5), J. D. Bradshaw (5), A. Rashed (1), L. Paetzold (1), R. M. Harveson (5), C. M. Rush (1). (1) Texas A&M AgriLife Research, Bushland, TX, U.S.A.; (2) Texas A&M AgriLife Research, Weslaco, TX, U.S.A.; (3) USDA-ARS, Edinburg, TX, U.S.A.; (4) USDA-ARS, Prosser, WA, U.S.A.; (5) University of Nebraska, Panhandle Research and Extension Center, Scotts
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| Pest and Disease Management on Apple |
Sensitivity of Erwinia amylovora in Illinois apple orchards to streptomycin, kasugamycin, and copper
A. G. Jurgens (1), M. BABADOOST (2). (1) Dow AgroSciences, Gibson City, IL, U.S.A.; (2) University of Illinois, Urbana, IL, U.S.A.
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Stability and fitness of pyrimethanil-resistant phenotypes of Penicillium expansum from apple
R. CAIAZZO (1), C. L. Xiao (2). (1) Washington State University, Wenatchee, WA, U.S.A.; (2) USDA ARS, Parlier, CA, U.S.A.
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CYP51A1 upstream anomalies and overexpression in myclobutanil and difenoconazole resistant Venturia inaequalis isolates
S. VILLANI (1), K. Cox (1). (1) Cornell University, Geneva, NY, U.S.A.
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Efficay of foliar applications of a phosphite fungicide for control of apple scab, caused by Venturia inaequalis
M. ELLIS (1), W. Stringfellow (2), L. Wilson (1). (1) Ohio State University, Wooster, OH, U.S.A.; (2) Quest Products Corp., Lindswood, KS, U.S.A.
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Control of fire blight (Erwinia amylovora) with trunk injection of the maximum seasonally allowed doses of SAR inducers and antibiotics in apple trees
S. G. AĆIMOVIĆ (1), Q. Zeng (1), G. C. McGhee (1), J. C. Wise (1), G. W. Sundin (1). (1) Michigan State University, East Lansing, MI, U.S.A.
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| Plant Disease Management |
Attachment and germination of Phytophthora capsici zoospores on roots of susceptible and resistant peppers
A. R. DUNN (1), C. D. Smart (1). (1) Cornell University, Geneva, NY, U.S.A.
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Effect of amended media, temperature, and light on the growth and development of Cercospora janseana
K. KAUR (1), C. Hollier (1). (1) Louisiana AgCenter, Baton Rouge, LA, U.S.A.
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Effect of watering regime and Fusarium virguliforme (Fv) infection on location of soybean cyst nematode (SCN) syncytia in soybean roots
N. TATALOVIC (1), G. L. Tylka (1), L. F. Leandro (1). (1) Iowa State University, Ames, IA, U.S.A.
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Defining the stages of infection of grapevine stems with the trunk disease Botryosphaeria dieback
K. BAUMGARTNER (1), R. Travadon (2), E. Galarneau (1), A. McElrone (1). (1) USDA ARS, Davis, CA, U.S.A.; (2) University of California, Davis, CA, U.S.A.
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Geostatistics analysis of the relationship between plant nutrition and coffee rust
G. B. Vasco (1), E. A. POZZA (2), G. Dornelas (1), P. V. A. Paula (1), M. L. O. Silva (1), M. C. Alves (3), P. E. Souza (1). (1) Federal University of Lavras, Lavras, Brazil; (2) Department of Plant Pathology, Federal University of Lavras, Lavras, Brazil; (3) Federal University of Mato Grosso, Cuiabá, Brazil
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| Plant Pathologists of the Future: Showcasing the Top Graduate Students from APS Division Meetings |
Northeastern Division: Detection of Peronospora variabilis in quinoa seeds
A. L. TESTEN (1), J. B. Ochoa (2), G. Plata R. (3), P. A. Backman (1). (1) Pennsylvania State University, University Park, PA, U.S.A.; (2) INIAP Ecuador, Quito, Ecuador; (3) PROINPA Foundation, Cochabamba, Bolivia
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Dualism in symbiosis: Growth and defense enhancement of symptomless infection by the pathogen Fusarium circinatum in Pinus radiata seedlings
C. L. SWETT (1), T. R. Gordon (1). (1) University of California-Davis, Davis, CA, U.S.A.
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Xylella fastidiosa phoP/Q two-component system mediates colonization of grapevines and may be a potential target for Pierce’s disease control
B. PIERCE (1), B. Kirkpatrick (1). (1) University of California-Davis, Davis, CA, U.S.A.
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Phytophthora cinnamomi as a possible contributor to white oak (Quercus alba) decline in Mid-Atlantic forests
M. E. MCCONNELL (1), Y. Balci (1). (1) University of Maryland, College Park, MD, U.S.A.
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| Population Genetics |
Population divergence in the wheat leaf rust fungus Puccinia triticina is correlated with wheat evolution
M. Liu (1), J. KOLMER (2). (1) AAFC, ECORC, Ottawa, ON, Canada; (2) USDA ARS, St. Paul, MN, U.S.A.
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Evolution of virulence in Puccinia striiformis f. sp. tritici (Pst) on genes for adult-plant resistance in soft and hard winter wheat cultivars
E. A. MILUS (1), D. E. Moon (1). (1) Department of Plant Pathology, University of Arkansas, Fayetteville, AR, U.S.A.
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Population genetic analyses of Verticillium dahliae from lettuce indicates regular introduction of novel genotypes
S. GURUNG (1), D. P. G. Short (1), K. V. Subbarao (1). (1) University of California-Davis, Salinas, CA, U.S.A.
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Race-specific PCRs for Verticillium dahliae reveal a high frequency of race 2 strains in spinach seed
D. P. G. SHORT (1), S. Gurung (2), K. Maruthachalam (2), K. V. Subbarao (2). (1) University of California, Salinas, CA, U.S.A.; (2) University of California-Davis, Salinas, CA, U.S.A.
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| Resistance and Defence Pathway Identification |
Identification of loci for resistance to Sclerotinia stem rot in a perennial relative of soybean
S. CHANG (1), C. Thurber (1), P. Brown (1), G. Hartman (1), L. L. Domier (1). (1) University of Illinois, Urbana, IL, U.S.A.
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Expression profiling and evolution of pathogenesis related genes in maize and teosinte in response to Ustilago maydis
S. CHAVAN (1), S. M. Smith (1). (1) University of Georgia, Athens, GA, U.S.A.
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| Resistance to Viruses and Virus Characterization |
Efficient “vaccination” of Nicotiana benthamiana and tomato plants using a lab-attenuated strain of Pepino mosaic virus
G. M. CHEWACHONG (1), J. J. Blakeslee (2), M. A. Ellis (1), S. A. Miller (1), F. Qu (1). (1) Department of Plant Pathology, Ohio Agricultural Research and Development Center, The Ohio State University, Wooster, OH, U.S.A.; (2) Department of Horticulture and Crop Science, Ohio Agricultural Research and Development Center, The Ohio State Univer
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| Responses of Plant-Symbiotic Fungi to Climate Change: Diversity, Distribution, and Function |
Fungal community responses to discrete precipitation pulses under altered rainfall intervals
A. JUMPPONEN (1), L. Zeglin (2), M. David (3), E. Prestat (3), S. Brown (1), J. Dvornik (3), K. Lothamer (1), R. Hettich (4), J. Jansson (3), C. W. Rice (1), S. Tringe (5), D. Myrold (2). (1) Kansas State University, Manhattan, KS, U.S.A.; (2) Oregon State University, Corvallis, OR, U.S.A.; (3) Lawrence Berkeley National Laboratory, Berkeley, CA, U.S.A.; (4) Oak Ridge National Laboratory, Oak Ridge, TN, U.S.A.; (5) Joint Genome Institute,
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Climate change, endophyte symbiosis, and ecosystem engineering in dune ecosystems: Can fungi affect how plants build dunes?
J. A. RUDGERS (1), S. Emery (2). (1) University of New Mexico, Albuquerque, NM, U.S.A.; (2) University of Louisville, Louisville, KY, U.S.A.
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Mycorrhizal feedbacks with global change: An ecophysiological perspective
G. M. MALCOLM (1). (1) The Pennsylvania State University, University Park, PA, U.S.A.
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| Schroth Faces of the Future: New Frontiers in Mycology |
Migration and evolution of Phytophthora plant pathogens in the age of globalization
E. M. GOSS (1). (1) University of Florida, Gainesville, FL, U.S.A.
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Measuring oomycete biodiversity in aquatic, forest, and agricultural ecosystems: Culture-based and metagenomic approaches
J. E. BLAIR (1). (1) Franklin & Marshall College, Lancaster, PA, U.S.A.
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| Status and Challenges in Identification and Diagnosis of Graminicolous Downy Mildews |
Downy mildews from gramineaceous crops in North America and those of regulatory concern
C. W. MAGILL (1). (1) Texas A&M University, College Station, TX, U.S.A.
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| Virology |
Detection and identification of sweetpotato viruses in North Carolina
C. V. ALMEYDA (1), J. A. Abad (2), Z. Pesic-VanEsbroeck (1). (1) North Carolina State University, Raleigh, NC, U.S.A.; (2) USDA, APHIS PPQ FO PGQP, Beltsville, MD, U.S.A.
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| Virus Characterization |
The quantity and genetic diversity analysis of Grapevine vein clearing virus in four types of grapevine tissues
S. HONESTY (1), Q. Guo (2). (1) Missouri State University, Hazelwood, MO, U.S.A.; (2) Missouri State University, Mountain Grove, MO, U.S.A.
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Next-generation sequencing of grapevines showing redleaf symptoms implicates a leafhopper-transmissible DNA virus in the family Geminiviridae
S. POOJARI (1), O. J. Alabi (1), V. Y. Fofanov (2), R. A. Naidu (1). (1) Washington State University, Prosser, WA, U.S.A.; (2) Eureka Genomics, Hercules, CA, U.S.A.
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Genome analysis and biological characterization of Moroccan pepper virus (MPV), and reclassification of Lettuce necrotic stunt virus as MPV
W. M. WINTERMANTEL (1). (1) USDA ARS, Salinas, CA, U.S.A.
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| Virus Intracellular Accumulation and Movement as a Target for Disease Control |
Investigating a new role for the Cauliflower mosaic virus P6 protein: Delivery of virions to plasmodesmata
J. SCHOELZ (1), C. A. Angel (1), A. Rodriguez (1), S. Leisner (2), R. S. Nelson (3). (1) University of Missouri, Columbia, MO, U.S.A.; (2) University of Toledo, Toledo, OH, U.S.A.; (3) The Samuel Roberts Noble Foundation, Ardmore, OK, U.S.A.
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Virus-vector–host interactions during movement and transmission of Grapevine fanleaf virus
C. RITZENTHALER (1), C. Hemmer (2), K. Hliebieh (1), F. Berthold (1), C. Schmitt-Keichinger (1), O. Lemaire (3), S. Muyldermans (4), G. Demangeat (3). (1) IBMP CNRS, Strasbourg, France; (2) CNRS INRA, Strasbourg, France; (3) INRA, Colmar, France; (4) VUB VIB, Brussels, Belgium
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The importance of chloroplast interactions for local and systemic movement of some members of the Alphaflexiviridae
J. HAMMOND (1), A. M. Vaira (2), H. S. Lim (3). (1) USDA ARS, USNA, FNPRU, Beltsville, MD, U.S.A.; (2) CNR, IVV, Torino, Italy; (3) Chungnam National University, Daejeon, Korea
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| Virus-Host Interactions |
Cauliflower mosaic virus P6 inclusion bodies at the door: Their association with plasmodesmata during expression in Nicotiana benthamiana
A. RODRIGUEZ (1), C. Angel (1), L. Lutz (2), S. Leisner (2), R. Nelson (3), J. E. Schoelz (1). (1) University of Missouri-Columbia, Columbia, MO, U.S.A.; (2) University of Toledo, Toledo, OH, U.S.A.; (3) Noble Foundation, Ardmore, OK, U.S.A.
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