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Moesziomyces bullatus (pearl millet smut )
Moesziomyces bullatus
pearl millet smut
Sorosporium bullatum,Tolypoderma bullata, Tolyposporium bullatum, Tolyposporium evernium, Moesziomyces evernius, Tolyposporium minus, Tolyposporium paspali, Tolyposporium penicillariae, Moesziomyces penicillariae, Tolyposporium senegalense, Sorosporium senegalense, Ustilago verrucosa
Africa, Asia, India,Germany, Poland, Romania, Australia, Canada, Cuba, Czechoslovakia, Hungary, Japan, New Zealand, Spain, Brazil, Argentina, Paraguay, Taiwan, Italy, Bulgaria, Mexico
Northeast, Midwest, CA
2022-12-01
fungus
Korea
millets with male sterility (MOESBU-5)
MOESBU
Korea lists this pathogen as Tolyposporidium penicillariae. Pearl millet most common host and seed pathway has been verified for only pearl millet.
3 Known Hosts
Panicum spp.
proso millet
No
MOESBU-2
Pathway not Proven. Only one reference found indicating seed may be a pathway in Panicum millets. Reference not verified. Seed is a pathway in pearl millets, especially those with male sterility.
MOESBU-2
Richardson MJ, 1990. An Annotated List of Seed-borne Disease. International Seed Testing Association, Zurich, Switzerland
Pennisetum spp.
pearl millet
Yes
MOESBU-4, MOESBU-6
Spores may be transmitted to soil by planting seed infested with teliospore balls. The pathogen is not internally seedborne. Sori are primarily associated with seed lots and replace seeds in spikes. Varieties with male sterile cytoplasma are more susceptible.
Yes
Visual examination
This test has not been validated or standardized.
MOESBU-1, MOESBU-3
Cleaning seed lots and resistant varieties most effective.
Seed treatments have not been effective.
MOESBU-1
MOESBU-4
Wells HD, Burton GW and Ourecky DK, 1963. Tolyposporium smut, a new disease on pearl millet, Pennisetum glaucum, in the United States. Plant Disease Reporter, 47:16-19
MOESBU-6
Yadav MS and Duhan JC, 2000. Health status of pearl millet seeds of different government agencies in Haryana. Seed Research, 28:104-105
MOESBU-1
Moesziomyces bullatus. In: Crop Protection Compendium. Wallingford, UK: CAB International. www.cabi.org/cpc.
MOESBU-3
Chahal SS, Thakur RP, and Mathur SB, 1994. Seed-borne diseases and seed health testing of pearl millet. Copenhagen, Denmark: Danish Government Institute of Seed Pathology for Developing Countries, 72 pp
Zea mays
corn
No
Although ARS GRIN listed corn as a host for this pathogen, the article cited described a teleomorph similar to M. bullatus. No references found indicating corn is a host.
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