Pests Advanced Search Hosts Advanced Search
Peronosclerospora heteropogoni (downy mildew of maize, Leafsplitting downy mildew, Spotaneum downy mildew )
Peronosclerospora heteropogoni
downy mildew of maize, Leafsplitting downy mildew, Spotaneum downy mildew
rajasthan downy mildew
India
Not known to occur
2024-11-19
fungus
Mexico
corn
PRSCHE
Peronosclerospora heteropogoni is spread through seeds with high moisture content. Once the moisture drops below 22% the mycelium loses its viabilitiy.
1 Known Hosts
Zea mays
corn
Yes
CABI CPC, ISF RPLD, USDA-FD, PRSCHE-1, PRSCHE-3, PRSCHE-4
Seed is a known pathway for this pathogen; however transmission rates decline with a reduction of moisture rate in the corn seed.
Yes
PCR
Chemical, cultural
Fungicide treatments. Seed storage and drying to less than 20% moisture eliminated seed transmission.
PRSCHE-1, PRSCHE-3
2024-11-19 13:13:46
CABI CPC
Crop Protection Compendium. Wallingford, UK: CAB International. www.cabi.org/cpc.
ISF RPLD
International Seed Federation Regulated Pest List Database. pestlist.worldseed.org Nyon Switzerland
USDA-FD
USDA Fungal Database, https://fungi.ars.usda.gov
PRSCHE-1
Crouch, J. A., Davis, W. J., Shishkoff, N., Castroagudín, V. L., Martin, F., Michelmore, R., & Thines, M. (2022). Peronosporaceae species causing downy mildew diseases of Poaceae, including nomenclature revisions and diagnostic resources. Fungal Systematics and Evolution, 9(1), 43-86.
PRSCHE-3
Thakur, R. P., & Mathur, K. (2002). Downy mildews of India. Crop Protection, 21(4), 333-345.
PRSCHE-4
Rathore, R. S., Trivedi, A., & Mathur, K. (2002). Rajasthan downy mildew of maize: the problem and management perspectives. In Proceedings of the 8th Asian Regional Maize Workshop.
Search the database