Pseudomonas syringae pv. lapsa
stalk rot
Chlorobacter lapsus, Phytomonas lapsa, Pseudomonas lapsa
Egypt, Nigeria, China, India, Pakistan, Germany
CA
2022-12-01 19:48:09
bacterium
Thailand
sugarcane, sorghum, corn, wheat
PSDMSL
4 Known Hosts
Zea mays
corn
No
PSDMSL-1,PSDMSL-4,PSDMSL-5
Seed has been reported as a possible pathway for this pathogen. The pathogen is economically unimportant and has not been reported in the US since the 1940's.
Yes
Blotter Incubation
PSDMSL-1
Organomercury disinfectants were once used, but are not available.
McGee, DC. 1988. Maize Diseases: A reference Source for Seed Technologists. APS Press, St. Paul, MN USA. 150 pp.
Ark, P.A., 1941. Persistance of Phytomonas lapsa on seed of field corn. Plant Dis. Rep. 25:202
Rangarajan and Chakravarti, 1967. A strain of Pseudomonas lapsa isolated from corn seed \s causing bacterial stock rot of corn in India. Plant Dis. Rep. 51:764-766
Sorghum bicolor
sorghum
No
No references found indicating seed is a pathway.
Saccharum officinarum
sugarcane
No
No references found indicating seed is a pathway.
Triticum aestivum
wheat
No
PSDMSL-3
Pathway not proven. Seeds became discolored with infection, however, the research does not indicate that bacteria was recovered or that seed may be a pathway.
Amanifar, N. 2019. First Report of Pseudomonas syringae pv. lapsa Causing Leaf Streak and Black Chaff of Winter Wheat in Southwest Iran, Plant Disease 104:276
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