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Tilletia walkeri (ryegrass bunt )
Tilletia walkeri
ryegrass bunt
Australia, New Zealand, China
GA, OR, TN
2023-08-21
fungus
Korea
rygresses, wheat
TILLWA
US State information from ARS GRIN
2 Known Hosts
Lolium spp.
ryegrass
No
TILLWA-4,TILLWA-5
Pathway not proven. Teliospores of T. walker can be associated with seed samples, but seed transmission has not been proven.
Yes
Visual examination, Seed wash, Size selective sieving, PCR
Visual examination, Seed wash, Size selective sieving and PCR have been described for T. indica and were used by researchers. PCR is used to distinguish T. indica from T. walker
TILLWA-1,TILLWA-3
TILLWA-4
Cunfer, B. M., and Castlebury, L. A. 1999. Tilletia walkeri on annual ryegrass in wheat fields in the southeastern United States. Plant Dis. 83:685-689.
TILLWA-5
L. A. Castlebury & L. M. Carris (1999) Tilletia walkeri, a new species on Lolium multiflorum and L. perenne, Mycologia, 91:1, 121-131
TILLWA-1
Tilletia walkeri, In: Crop Protection Compendium. Wallingford, UK: CAB International. www.cabi.org/cpc.
TILLWA-3
Frederick, R. D., Snyder, K. E., Tooley, P. W., Berthier-Schaad, Y., Peterson, G. L., Bonde, M. R., Schaad. N. W., and Knorr, D. A. 2000. Identification and differentiation of Tilletia indica and T. walkeri using the polymerase chain reaction. Phytopathology 90:951-960.
Triticum aestivum
wheat
No
TILLWA-4
Pathway not proven. Teliospores of T. walker can be associated with seed samples, but seed transmission has not been proven.
Yes
Visual examination, Seed wash, Size selective sieving, PCR
Visual examination, Seed wash, Size selective sieving and PCR have been described for T. indica and were used by researchers. PCR is used to distinguish T. indica from T. walker
TILLWA-1,TILLWA-3
TILLWA-4
Cunfer, B. M., and Castlebury, L. A. 1999. Tilletia walkeri on annual ryegrass in wheat fields in the southeastern United States. Plant Dis. 83:685-689.
TILLWA-1
Tilletia walkeri, In: Crop Protection Compendium. Wallingford, UK: CAB International. www.cabi.org/cpc.
TILLWA-3
Frederick, R. D., Snyder, K. E., Tooley, P. W., Berthier-Schaad, Y., Peterson, G. L., Bonde, M. R., Schaad. N. W., and Knorr, D. A. 2000. Identification and differentiation of Tilletia indica and T. walkeri using the polymerase chain reaction. Phytopathology 90:951-960.
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