Annual Meeting Program Book - American Phytopathological Society

Forest Pathology
P-483 Fungi isolated from cankers and galls on hickories
exhibiting crown decline or dieback. J. PARK (1), J.
Juzwik (2), C. Shaw (3). (1) University of Minnesota,
St. Paul, MN, U.S.A.; (2) U.S. Forest Service,
St. Paul, MN, U.S.A.; (3) Oberlin College, Oberlin,
OH, U.S.A.
P-484 The influence of resin components on virulent
and avirulent strains of Fusarium circinatum. S. L.
SLINSKI (1), T. R. Gordon (1). (1) University of
California, Davis, CA, U.S.A.
P-485
flash
&
dash Development of species-specific primers for
P-486
the detection of the butternut canker pathogen
Sirococcus clavigignenti-juglandacearum. K. D.
BRODERS (1), G. J. Boland (1). (1) University of
Guelph, Guelph, ON, Canada
Isolation, identification and growth characteristics of
Phytophthora katsurae, causing chestnut ink disease
in Korea. J. LEE (1), S. Lee (2), S. Lee (1), J. Jo
(1), K. Shin (1). (1) Kangwon National University,
Chuncheon, Korea; (2) Forest Research Institute,
Seoul, Korea
P-487 Current status of chestnut plantations and major
diseases/pests in Korea. S. LEE (1), K. Kim (1),
S. Seo (1), C. Lee (2), J. Lee (3). (1) Korea Forest
Research Institute, Seoul, South Korea; (2) Jinju National
University, Jinju, South Korea; (3) Kangwon
P-488
National University, Chuncheon, South Korea
flash
&
dash Long-term impacts of de-icing salts on roadside
trees in the Lake Tahoe Basin. I. A. MUNCK
(1), R. S. Nowak (1), K. Camilli (1), C. Bennett (1).
(1) University of Nevada-Reno, Reno, NV, U.S.A.
P-489 Does phloem phenolic chemistry contribute to coast
live oak resistance to Phytophthora ramorum? A. M.
NAGLE (1), B. A. McPherson (2), D. L. Wood (2),
P. Bonello (1), M. Garbelotto (2). (1) Ohio State
University, Columbus, OH, U.S.A.; (2) University
of California, Berkeley, CA, U.S.A.
P-490
flash
&
dash In vitro evaluation of western white pine
P-491
partial resistance against rust pathogen Cronartium
ribicola in Canada. D. NOSHAD (1), J. King
(2), A. Ekramoddoullah (3). (1) Canadian Forest
Service, Victoria, BC, Canada; (2) British Columbia
Ministry of Forest; (3) Natural Resources Canada
Native Myrtaceae and introduced Eucalyptus sharing
Botryosphaeriaceae species in Uruguay. C. A. PEREZ
(1), M. J. Wingfield (2), B. Slippers (2), N. A. Altier
(3), R. A. Blanchette (4). (1) Proteccion Vegetal,
EEMAC, Facultad de Agornomia, Universidad de
la Republica, Paysandu, Uruguay; (2) Forestry and
Agricultural Biotechnology Institute, University of
Pretoria, South Africa; (3) Instituto Nacional de
Investigacion Agropecuaria, Las Brujas, Canelones,
Uruguay; (4) Department of Plant Pathology, University
of Minnesota, St. Paul, MN, U.S.A.
P-492 The state of ironwood (Casuarina equisetifolia subsp.
equisetifolia) decline on the Pacific island of Guam.
Z. Mersha (1), R. L. SCHLUB (1), A. Moore (1).
(1) University of Guam, Mangilao, Guam
flash
P-493
& The infection and diversity of Diplodia pinea
dash
in asymptomatic Pinus patula trees. W. Bihon (1),
B. SLIPPERS (2), T. Burgess (3), M. J. Wingfield
(4), B. D. Wingfield (5). (1) Department of
Microbiology and Plant Pathology, Forestry and
Agricultural Biotechnology Institute, University of
Pretoria, Pretoria, South Africa; (2) Department of
Genetics, Forestry and Agricultural Biotechnology
Institute (FABI), Pretoria, South Africa; (3) School
of Biological Sciences and Biotechnology, Murdoch
University, Perth, Australia; (4) Forestry and Agricultural
Biotechnology Institute (FABI), University
of Pretoria, Pretoria, South Africa; (5) Department
of Genetics, Forestry and Agricultural Biotechnology
Institute (FABI), University of Pretoria, Pretoria,
South Africa
P-494 Susceptibility of Juglans and Carya species to
Geosmithia: A cause of thousand cankers disease. C.
UTLEY (1), W. Cranshaw (1), S. Seybold (2), A.
Graves (3), C. Leslie (3), W. Jacobi (1), N. Tisserat
(1). (1) Colorado State University, Ft. Collins,
CO, U.S.A.; (2) USDA Forest Service, Davis, CA,
U.S.A.; (3) University of California, Davis, CA,
U.S.A.
P-495 The Geosmithia causing thousannd cankers disease
of walnut is a new species. E. FREELAND (1), M.
Kolarik (2), C. Utley (1), W. Cranshaw (1), N. Tisserat
(1). (1) Colorado State University, Ft. Collins,
CO, U.S.A.; (2) Institute of Microbiology CAS,
Prague, Czech Republic
Seed Pathology
P-496 Improvement of semi-selective media for the detection
of Clavibacter michiganensis subsp. michiganensis
in seeds of tomato. H. KOENRAADT (1), A.
van Vliet (1), N. Neijndorff (1), B. Woudt (2). (1)
Naktuinbouw, Roelofarendsveen, The Netherlands;
(2) Syngenta, Enkhuizen, The Netherlands
P-497 Detection of TCDVd and PSTVd in seeds of
tomato. H. KOENRAADT (1), A. Jodlowska (1), A.
van Vliet (1), K. Verhoeven (2). (1) Naktuinbouw,
Roelofarendsveen, The Netherlands; (2) Plant
Protection Service, Wageningen, The Netherlands
P-498 Viability, quality, and protein content associated
with sorghum caryopses infected with grain mold
fungi. L. W. Noll (1), S. Prakash (2), M. Tilley (2),
S. R. Bean (2), C. R. LITTLE (1). (1) Kansas State
University, Manhattan, KS, U.S.A.; (2) USDA-
ARS, Grain Quality and Structure Research Unit,
Manhattan, KS, U.S.A.
P-499 Long-term survival and seed transmission of Acidovorax
avenae subsp. citrulli in melon and watermelon
seed. L. M. SHEPHERD (1), C. C. Block
(2). (1) Iowa State University, Ames, IA, U.S.A.; (2)
USDA-ARS-NCRPIS, Ames, IA, U.S.A.
P-500 Real-time polymerase chain reaction for detection
and quantitation of Phomopsis longicolla. A.
FESSEHAIE (1), L. M. Shepherd (1), C. C. Block
(2), G. Munkvold (1), M. Misra (1). (1) Iowa State
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