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Lolium multiflorum, known as "annual ryegrass" in the United States, Canada and the United Kingdom and grown as a cover crop Lolium rigidum , known as "Wimmera ryegrass" in Australia, and considered a weed when present as a contaminant in field crops but is quite productive for livestock grazing
Common names by which it is known include annual ryegrass, a name also given to Italian ryegrass (Lolium multiflorum), rigid ryegrass, stiff darnel, Swiss ryegrass and Wimmera ryegrass. [1] It is a native of southern Europe, northern Africa, the Middle East and the Indian subcontinent and is grown as a forage crop, particularly in Australia ...
It is the principal grazing grass in New Zealand where some 10 million kilograms of certified seed are produced every year. There is a large range of cultivars . The primary species found worldwide and used both for lawns and as a forage crop is perennial ryegrass ( Lolium perenne ).
Rathayibacter toxicus, transported by the parasitic nematode Anguina funesta, is infectious to annual ryegrass and is the principal cause of annual ryegrass toxicity (ARGT). [1] ARGT is a neurological disorder caused by R. toxicus ’ secretion of a lethal glycolipid toxin (structurally similar to tunicamycin) in infected livestock.
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Though Joni Mitchell once warned us in song about the perils of suburban status-seeking in "The Hissing of Summer Lawns," many of us still pursue a soft, grassy carpet with unrelenting zeal. Is it ...
Annual ryegrass toxicity (ARGT) is the poisoning of livestock from toxin contained in bacterially infected annual ryegrass (Lolium rigidum). The toxin is produced by the bacterium Rathayibacter toxicus (formerly Clavibacter toxicus ), which is carried into the ryegrass by the nematode Anguina funesta .
Lolium multiflorum (Italian rye-grass, [2] annual ryegrass) is a ryegrass native to temperate Europe, though its precise native range is unknown. [3] It is a herbaceous annual, biennial, or perennial grass that is grown for silage, and as a cover crop. [4] [5] It is also grown as an ornamental grass.