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Lolium perenne, common name perennial ryegrass, [1] English ryegrass, winter ryegrass, or ray grass, is a grass from the family Poaceae. It is native to Europe, Asia and northern Africa, but is widely cultivated and naturalised around the world.
Leymus arenarius can grow exponentially in terms of height and root development in the presence of nitrogen.L. arenarius is known to take up nitrogen into its root system. . Increasing nitrogen concentrations can promote growth, as over time, the plant mass above the surface may not change, but nitrogen will accumulate in the root syst
[2] [3] It is often called ryegrass, but this term is sometimes used to refer to grasses in other genera. They are characterized by bunch-like growth habits. Lolium is native to Europe , Asia and northern Africa , as well as being cultivated and naturalized in Australia , the Americas , and various oceanic islands.
Perennial ryegrass staggers is poisoning by peramine, lolitrem B, and other toxins that are contained in perennial ryegrass (Lolium perenne), and produced by the endophyte fungus Epichloë festucae which can be present in all parts of the grass plant, but tends to be concentrated in the lower part of the leaf sheaths, the flower stalks and seeds.
Leymus cinereus is a common native grass of western North America, including western Canada and the United States from California to Minnesota. It grows in many types of habitat, including grassland and prairie, forests, scrub, chaparral, and sagebrush. [2] [5] The species can be found in moist, semi-alkaline flats. [4]
The transpiration ratio is the ratio of the mass of water transpired to the mass of dry matter produced; the transpiration ratio of crops tends to fall between 200 and 1000 (i.e., crop plants transpire 200 to 1000 kg of water for every kg of dry matter produced). [10]
Leymus mollis is a species of grass known by the common names American dune grass, American dune wild-rye, sea lyme-grass, strand-wheat, [1] and strand grass. [2] Its Japanese name is hamaninniku. [3]
Silage itself poses no special danger however the improvement in legislation to regulate the animal food industry has reduced the problems concerning food-related human diseases by improvement of the hygienic quality of silage. [18] Milk from cows fed with silage containing clostridial spores could represent a risk in hard cheese production. [19]