Annual Meeting Program Book - American Phytopathological Society

P-821 Response of U.S. Cucumis melo plant introductions
to Phytophthora capsici. R. S. DONAHOO (1),
C. S. Kousik (1), J. A. Thies (1). (1) US Vegetable
Laboratory, USDA ARS, Charleston, SC, U.S.A.
P-822 Grafting watermelon for managing southern
root-knot nematode, Meloidogyne incognita. J. A.
THIES (1), J. J. Ariss (1), R. L. Hassell (2), S.
Olson (3). (1) U.S. Vegetable Laboratory, USDA,
ARS, Charleston, SC, U.S.A.; (2) Coastal Research
and Education Center, Clemson University,
Charleston, SC, U.S.A.; (3) North Florida Research
& Education Center, Quincy, FL, U.S.A.
P-823 Impact of different U.S. genotypes of Phytophthora
infestans on potato seed tuber rot and plant emergence
in different cultivars and breeding lines. W.
W. Kirk (1), A. ROJAS (1), F. Abu-El Samen (1), P.
Tumbalam (1), P. Wharton (1), D. Douches (1), C.
A. Thill (2), A. Thompson (3). (1) Michigan State
University, East Lansing, MI, U.S.A.; (2) University
of Minnesota, St. Paul, MN, U.S.A.; (3) North
Dakota State University, Fargo, ND, U.S.A.
P-824 Effect of different genotypes of Phytophthora
infestans and temperature on tuber disease development
of advanced breeding lines. W. W. Kirk (1),
A. ROJAS (1), D. Douches (1), J. Coombs (1), P.
Tumbalam (1), F. Abu-El Samen (1). (1) Michigan
State University, East Lansing, MI, U.S.A.
P-825 Evaluation of Capsicum annuum L. Avelar as a broad
spectrum source of resistance to Potyviruses. J. F.
MURPHY (1), M. Mazourek (2), M. Jahn (3). (1)
Department of Entomology & Plant Pathology,
Auburn University, AL, U.S.A.; (2) Department
of Plant Breeding & Genetics, Cornell University,
Ithaca, NY, U.S.A.; (3) College of Agriculture and
Life Sciences, University of Wisconsin, Madison,
WI, U.S.A.
P-826 Response of processing tomato varieties to TSWV
under Fresno County, California conditions. T.
TURINI (1), M. LeStrange (2), R. Gilbertson (3).
(1) UCCE, Fresno, CA, U.S.A.; (2) University of
California Cooperative Extension, Tulare/Kings,
U.S.A.; (3) UC Davis, CA, U.S.A.
P-827 Grafting tomato with inter-specific rootstock
provides effective management for southern blight
and root-knot nematodes. C. L. RIVARD (1), F.
J. Louws (1), S. O’Connell (1), M. M. Peet (1).
(1) North Carolina State University, Raleigh, NC,
U.S.A.
P-828 Cultivar selection for bacterial root rot in sugar
beet. C. A. STRAUSBAUGH (1), I. A. Eujayl (1),
P. Foote (2). (1) USDA ARS NWISRL, Kimberly,
ID, U.S.A.; (2) Amalgamated Sugar Co., Paul, ID,
U.S.A.
P-829 An establishment of in vitro shoot-tip culture system
in some stone fruit rootstocks for future development
of disease-free rootstocks. M. KAYIM (1),
B. Ozbek (2), A. Endes (1), E. B. Kasapoglu (1).
(1) Cukurova University, Faculty of Agriculture,
Department of Plant Protection, Balacali, Adana,
Turkey; (2) Frutas, Adana, Turkey
P-830 Host susceptibility of tall fescue grass to Meloidogyne
spp. and Mesocriconema xenoplax. A. P. NYCZEPIR
(1). (1) USDA ARS, Byron, GA, U.S.A.
P-831 Stem rust resistance in Aegilops tauschii germplasm.
M. N. ROUSE (1), E. Olson (2), M. O. Pumphrey
(3), Y. Jin (4). (1) University of Minnesota, St. Paul,
MN, U.S.A.; (2) Kansas State University, Manhattan,
KS, U.S.A.; (3) USDA-ARS Plant Science and
Entomology Research Unit, Manhattan, KS, U.S.A.;
(4) USDA-ARS Cereal Disease Laboratory, St. Paul,
MN, U.S.A.
P-832
flash
&
dash Family variation in Phytophthora lateralis resis-
P-833
tance in Port-Orford-cedar: Greenhouse and raised
bed testing. R. A. SNIEZKO (1), P. Reeser (2), A.
Kegley (1), S. Kolpak (1), E. Hansen (2). (1) USDA
FS/Dorena Genetic Resource Center, Cottage
Grove, OR, U.S.A.; (2) Oregon State University/
Botany & Plant Pathology, Corvallis, OR, U.S.A.
Characterizing fungal disease resistance QTL in
near-isogenic maize lines by differences in histology,
host gene expression, and disease specificity. A.
BELCHER (1), P. Balint-Kurti (2), J. Zwonitzer (3),
C. Arellano (4), R. Dhawan (1). (1) Dept. of Plant
Pathology, NCSU, Raleigh, NC, U.S.A.; (2) USDA-
ARS, Dept. of Plant Pathology, NCSU, Raleigh,
NC, U.S.A.; (3) Dow AgroSciences, Huxley, IA,
U.S.A.; (4) Dept. of Statistics, NCSU, Raleigh, NC,
U.S.A.
P-834 Evidence that a QTL may be involved in a partial
resistance response to pea enation mosaic virus in
pea (Pisum sativum L.). R. LARSEN (1), L. Porter
(1), K. McPhee (2). (1) USDA ARS, Prosser, WA,
U.S.A.; (2) NDSU, Fargo, ND, U.S.A.
P-835 Comprehensive QTL linkage map for resistance
to Sclerotinia white mold in common bean. P.
MIKLAS (1), M. Soule (1), L. Porter (1), M. Blair
P-836
(2). (1) USDA-ARS, Prosser, WA, U.S.A.; (2) CIAT
flash
&
dash Potential use of qPCR for evaluating resistance
to leaf scald in sugarcane. F. F. GARCES (1), J. Hoy
(2). (1) Louisiana State University, Baton Rouge,
LA, U.S.A.; (2) Plant Pathology and Crop Physiology,
Agcenter, Louisiana State University, Baton
Rouge, LA, U.S.A.
P-837 Proteomic analysis of soybean accessions resistant
and susceptible to Phakopsora pachyrhizi urediniospores
from Louisiana. S. Park (1), Y. Xie (1),
Y. Raruang (1), Z. CHEN (1). (1) Lousiana State
P-838
University, Baton Rouge, LA, U.S.A.
flash
&
dash High-throughput genetic analysis and association
mapping to identify novel genes for
resistance to stripe rust in spring wheat germplasm.
M. WANG (1), Q. Li (2), L. Xu (3), J. Zhao (2),
J. Ma (2), X. Chen (4). (1) Department of Plant
Pathology, Washington State University, Pullman,
WA, U.S.A.; (2) Department of Plant Pathology,
Washington State University, Pullman, WA, U.S.A.
and Northwest A&F University, Yangling, Shaanxi,
China; (3) Department of Plant Pathology, Washington
State University, Pullman, WA, U.S.A. and
College of Plant Protection, Northwest A&F Uni-
93