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Stem rust, also known as cereal rust, black rust, [1] [2] red rust or red dust, [3] is caused by the fungus Puccinia graminis, which causes significant disease in cereal crops. Crop species that are affected by the disease include bread wheat , durum wheat , barley and triticale . [ 1 ]
Ug99 is a lineage of wheat stem rust (Puccinia graminis f. sp. tritici), which is present in wheat fields in several countries in Africa and the Middle East and is predicted to spread rapidly through these regions and possibly further afield, potentially causing a wheat production disaster that would affect food security worldwide. [1]
P. graminis (stem rust of wheat and Kentucky bluegrass, or black rust of cereals); primary hosts include: Kentucky bluegrass, barley, and wheat; Common barberry is the alternate host. Heteroecious and macrocyclic; P. hemerocallidis (daylily rust); daylily is primary host; Patrinia sp is alternate host. Heteroecious and macrocyclic
Stem rust = black rust Puccinia graminis. Puccinia graminis f.sp. tritici (Ug99) Storage molds Aspergillus spp. Penicillium spp. and others; Stripe rust = yellow rust Puccinia striiformis; Uredo glumarum [anamorph] Take-all Gaeumannomyces graminis var. tritici; Gaeumannomyces graminis var. avenae; Tan spot = yellow leaf spot, red smudge ...
Wheat rusts include three types of Pucciniae: . P. triticina, wheat leaf rust, leaf rust, wheat brown rust, or brown rust; P. graminis, stem rust, wheat stem rust, barley stem rust, or black rust
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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 .