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Wheat leaf rust

Wheat leaf rust
Common namesBrown rust
Leaf rust
Causal agentsPuccinia triticina
Hostswheat
EPPO CodePUCCRT
DistributionWorldwide

Wheat leaf rust
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Fungi
Division: Basidiomycota
Class: Pucciniomycetes
Order: Pucciniales
Family: Pucciniaceae
Genus: Puccinia
Species:
P. triticina
Binomial name
Puccinia triticina
Erikss. (1899)
Synonyms
  • Puccinia dispersa f. sp. tritici Erikss. & E.Henn. 1894
  • Puccinia recondita f. sp. tritici (Eriks. & E.Henn.) D.M.Henderson

Wheat leaf rust (Puccinia triticina) is a fungal disease that affects wheat, barley, rye stems, leaves and grains. In temperate zones it is destructive on winter wheat because the pathogen overwinters. Infections can lead up to 20% yield loss. The pathogen is a Puccinia rust fungus. It is the most prevalent of all the wheat rust diseases, occurring in most wheat-growing regions.[1] It causes serious epidemics in North America, Mexico and South America and is a devastating seasonal disease in India. P. triticina is heteroecious, requiring two distinct hosts (alternate hosts).[1][2]

  1. ^ a b Liu, M; Rodrigue, N.; Kolmer, J. (2013-12-04). "Population divergence in the wheat leaf rust fungus Puccinia triticina is correlated with wheat evolution". Heredity. 112 (4). Nature Research: 443–453. doi:10.1038/hdy.2013.123. PMC 3966128. PMID 24301080. S2CID 26583039.
  2. ^ BOLTON, MELVIN D.; KOLMER, JAMES A.; GARVIN, DAVID F. (2008). "Wheat leaf rust caused by Puccinia triticina". Molecular Plant Pathology. 9 (5). Wiley-Blackwell/British Society for Plant Pathology: 563–575. doi:10.1111/j.1364-3703.2008.00487.x. PMC 6640346. PMID 19018988.

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