Cogon grass is a tall (2-5 ft.) perennial grass with bright yellowy-green foliage. For the recently published study, researchers established a field study in two locations in southwestern Alabama where they applied herbicide treatments —  glyphosate, imazapyr, and a mixture of both —  in May, August, or October for three consecutive years. Perform additional tillage with a disk harrow or other appropriate implement every 6 to 8 … "The effect of, Natural Science Department - Our Lady of Fatima University, Biology Department - Our Lady of Fatima University, College of Arts and Sciences - Our Lady of Fatima University. Young infestations are usually easier to control than older well-established infestations. Agriculture residues or non-wood annual plants are good potential fibre resource for pulp and paper making. Cogon grass was found to be rich in tannin, and so, the researchers thought of using cogon grass as an alternative chelating agent. Reporting Cogon bloodgrass in the United States. This plant is not native to North America, but has naturalized in much of the United States. Cogongrass currently occupies an estimated 66,000 forested acres in the U.S. South. europea Andersson (1855) Imperata arundinacea var. Cogon weed is not native to America but spread from the accidental introduction of the seed from Japanese packing materials in the early 1900s. Flowers on the Forest Floor: Herbaceous Contributions to Ecosystem Processes. Cogongrass is spreading rapidly across Alabama and the southeast, reducing forest There are many reasons why cogongrass is such a prolific invader. The initial tillage should begin in the spring (March through May) with an implement that inverts the soil to a depth of at least 6 inches. Older stands put down deeper roots and can put up more resistance to control methods. With tons of cogon grass decomposing after being cut, turning it into a significant element for construction is something to be considered. In related news, the Georgia Forestry Commission’s Cogongrass Taskforce recently announced that for the first time since the Forest Service Southern Region’s Forest Health Program began funding cogongrass control in Georgia in 2004, there are more dead cogongrass spots in the state than new areas of cogongrass being reported. UK-GrassBase-The Online World Grass Flora (IMCY) UK-Plants For A Future (IMCY) USDA APHIS-Federal Noxious Weed Disseminules of the U.S. (IMCY) USDA FS Southern Research Station (IMCY) USDA FS-Field Guide To The Identification of Cogongrass (IMCY) … treated cogongrass infestations using a variety of herbicide prescriptions in an effort to determine effective and economical strategies that can be used by landowners. And since cogon grass is a major problem of land owners, the researchers thought that if the cogon grass will be proven to be an effective chelating agent, it will finally be useful. (2000). For example, in the Philippines, cultural values suck as bahala na, mañiana habit, ningas cogon, and other similar values are not conducive to economic developments. This rough margin can cut the tongue of a grazing animal, and due to high silica content, cogongrass is a useless forage crop.” There are acres and acres of invasive cogongrass across the South. Cogon grass (Imperata cylindrica). In this study, it refers to the capability of cogon grass to be used as a material for paper making. It is on the Federal list of noxious weeds and is designated as the world’s seventh worst weed. Many land managers actively and aggressively manage cogongrass and Auburn University researchers have been working on solutions for cogongrass for … The objective of this study is to determine the suitability of cogon grass as an alternative fibre for pulp and paper making by analysing its chemical and… Experimental Biochemistry Basic Concepts and Selected Techniques Philippines: U.P Manila, 1981. (2006, November 30). genuine Hack (1889) “Cogongrass grows mainly by extending rhizomes, which are like creeping rootstalks,” says Jim Miller, emeritus Forest Service Southern Research Station (SRS) … The taskforce encourages citizens to report cogongrass occurrences and treats every infestation reported in the state, respraying as needed until the spots are negative for cogongrass for three years and receive “eradicated” status. Over the past decade, U.S. Forest Service researchers have been working with university cooperators to find some way to slow down or stop the relentless spread of cogongrass. “Cogongrass rhizomes are exceptionally aggressive, strong, and resistant to heat and water stress, making the plant a formidable and frustrating opponent.”. MedPin. Cogon grass was then found to be unsuitable for forage and its ability to rapidly spread and displace desirable vegetation outweighed any soil erosion control considerations. cogongrass invades; it quickly displaces desirable species and requires intensive management. Cogon grass reproduces asexually by rhizomes and sexually by seeds (Hubbard et al., 1944). Group A that was given 0.11cc of the extract has an average increase of +21.2mg. The researchers refer to it as “Cogoflex,” a name derived from the combination of Cogon Grass & Hardieflex. It’s classified as a noxious weed in Alabama, Florida, Georgia, Mississippi, South Carolina, Texas, and Virginia, where it is widely believed to be impossible to eradicate. Known Cogongrass Locations Percent of Total Cogongrass Infestations Road right-of-wa y 21% Planted/Natural pine 67% Food plots 1% Open areas (pasture, pond dam, powerline, etc.) (1840) Imperata angolensis Fritsch (1901) Imperata arundinacea Cyr. Cogon grass paper-making requires soda ash to break down the fibers. "Fatima University Research Journal, … ), is a very aggressive exotic perennial grass that entered Alabama in 1911 in packing material from Japan. cogon grass; Other Scientific Names. In fact, at least 60% of the total plant biomass is often found below the soil surface. "The effect of Imperata cylindrica (Cogon grass) root extract to the blood glucose level of Mus musculus (Swiss mice). )is a warm-season perennial grass species found throughout tropical and sub-tropical regions of the world (Hubbard 1944). In Florida alone, it has spread to more than a million acres. To investigate and compare the quality of papers that are made of durian rinds, pineapple leaves and cogon grass combined with recycled papers based on the absorption of water. Imperata cylindrica Cogon grass Introduced through the Port of Mobile in 1912 as packing material used in shipping, this salt tolerant east Asian grass spreads rapidly in disturbed areas, and replaces native grasses and plants in habitats ranging from sand dunes to pine savannahs and swamps. 5. In this study, it was the process of making paper from rice straw and cogon grass. (6). Cogongrass (Imperata cylindrica) is one of the greatest invasive plant threats in Alabama and in the southeastern United States.Although it has been here for more than a century, the problem has dramatically increased in the last 20 years. Jacqueline Ruñez,Jayniffer Joy Villanueva, and Armand Torrente. 7% The result implied that the cogon grass root extract produced a significant effect in elevating the fasting blood glucose level twenty-four hour's treatment. Listed as one of the world's ten worst weeds, cogongrass is an invasive perennial grass. Leaf margins are finely toothed and are embedded with silica crystals. Cogon grass (Imperata cylindrical L.), belongs to the Poaceae (Gramineae) grass Famil y and also name as jap grass, blady grass, spear grass, alang-alang and l alang. It is extremely difficult to eradicate once established. Thanks to people like you who do it, they can create the map below, accurate down to … Raven , Peter H., Johnson, George B.. This last fall, Auburn University researchers reported results that demonstrate, for the first time, that patches of cogongrass can be eliminated completely within three years — showing that eradication of the invasive plant is actually possible for many land managers. It has become established in the southeastern United States within the last fifty years, with Alabama, Mississippi, and Florida having extensive acreage of roadway and pasture infested with cogongrass. This effort confirms the hope that a weed that’s consumed millions of dollars in control efforts – and millions more in the economic and ecological consequences of cogongrass infestations – can indeed be eradicated in Georgia. (1802) Imperata allang Jungh. For newer patches, tillage can eliminate cogongrass from an area if continued during the course of a growing season. Cogon grass is a perennial, rhizomatous grass that grows from 2 to over 4 feet in height. The rhizomes are hard, scaly, and cream-colored with sharply pointed tips. Making paper using cogon grass is a way to productively use the invasive weed. Imperata cylindrica is the most morphologically variable species in … A.. "The detrus Cylcls in theRat and it’s Associated Phenomena", 8. Cogongrass is an aggressive, rhizomatous, perennial grass that is distributed throughout the tropical and subtropical regions of the world. Aichi, Antoine . Estimated to spread 800 acres a year, cogongrass could infest 100,000 forested acres by 2060. “Cogongrass grows mainly by extending rhizomes, which are like creeping rootstalks,” says Jim Miller, emeritus Forest Service Southern Research Station (SRS) researcher who helped with the study. nvestigatory Projects Example Cogon Grass Cardboard Food Packaging The feasibility of cogon grass (Imperata cylindrica) as a substitute for cardboard food packaging was studied in this research project. The study aims to identify the effect of Imperata cylindrica (cogon grass) root extracts on blood glucose level. Calamagrostis lagurus Koel. Cogon grass has extensively invaded disturbed areas such as roadsides and fallow pastures throughout north and central Florida but also relatively undisturbed sandhill and pine flatwoods. Although ash content in cogon grass is the highest, the value is still at the low end of the range (0 – 20%) in non-wood characterization study by Rowell et al. Cogongrass first appeared in the area around Grand Bay, Alabama as an escape from … Cogongrass is a perennial, rhizomatous grass commonly sold as an ornamental in nurseries across the country. Non-native plants threaten the native organisms in an area. Access the latest publications by SRS scientists. While group c given a 0.3cc of the extract showed an average increased of +15.6. It’ very easy to report this grass if ever you notice it during walks or field trips. The seed head is … The leaf blades have a midvein which is clearly offset to one side, and serrated (toothed) edges. It costs millions each year to control in Florida¹. The effect of the extract (0.1cc, 0.2cc, 0.3cc) was given subcutaneously and noted for 24 hours. The Mississippi Department of Agriculture and Commerce has assembled a task force of scientists, educators, government officials and agricultural leaders to recommend a comprehensive survey and control program for cogongrass (Imperata cylindrica) before the invasive weed overtakes pastures, forestland, wildlife habitats and landscapes in the state. Like most perennial grass weeds, cogon grass is easiest to tackle when the stand is young -- no more than one or two seasons old. 3. For this reason as well, the cogon grass is unsuitable for the grazing animals. Laboratory Tests and Diagnostic Procedures Philadelphia: Saunders, (4), 4. Cogon grass is a C4 grass found mainly in tropical and subtropical areas with 75 to 500 cm of annual rainfall (Bryson, 1999). “I consulted on experimental design, but Erwin Chambliss, senior technician with the SRS Restoring Longleaf Pine Ecosystems unit, did the heavy lifting for SRS, digging and separating rhizome samples in the field during the hot Alabama summer,” notes Miller. British Medical Association A-Z family Health Encyclopedia Great Britain: 1999. The optimum increase in the fasting blood glucose level was noted in group B which was given with 0.2cc of the cogon grass root extract the increase was +22.6 mg. /dl. Cogongrass is an invasive species commonly found in pastures that is not going to go away on its own. The result of the computed t-test for paired samples showed that there was a significant difference between the blood glucose level of the Swiss mice before and after treatment. Herbs That Affect Blood Glucose Levels. Jacqueline Ruñez,Jayniffer Joy Villanueva, and Armand Torrente. Ranked the seventh worst weed in the world, it grows on every continent except Antarctica and is particularly destructive to the ecological structure of forests and natural areas, where the weed can literally take over understories. Evans, H. N., Long, J. The study found that although responses of cogongrass to the treatments varied by location, 36 months after the initial treatment cogongrass shoot and rhizomes were completely eliminated and 100 percent visual control achieved at both locations using several combinations of herbicide treatments and timing. As the USDA reports: “ (cogongrass) leaf margins are rough to the touch due to tiny, saw-like serrations, a common trait of other grasses as well. Cogon grass (Imperata cylindrica) forms a dense mat and produces plenty of leaves that make it…show more content… Paper making is the process of making paper, a substance which is used ubiquitously today for writing and packaging (Elliot, 1995). It is a warm-season, perennial grass species with an extensive rhizome root system. Cogongrass usually invades open areas like golf courses, roadsides, pastures, and natural areas where it displaces native plant species. Cryer, P. E. , Raju, B. . Is this document is available for online request or room use only? The leaves are about an inch wide, have a prominent white midrib, and end in a sharp point. Cogon grass can be tough to kill. This study determined the effect of Imperata Cylindrica cogon grass root extract on the blood glucose level of Mus Musculis. In the United States, it is naturalized in Virginia, North Carolina, South Carolina, Georgia, Florida, Alabama, Mississip… In this study, cogon grass was made as a material in paper making. What is Cogongrass? 1977). This federally regulated noxious weed grows rapidly, reducing forest productivity, harming wildlife habitat and ecosystems, and encroaching on pastures and hayfields. Camacho, Joanne Cinderella Calixto,Rener De Jesus,Windelbert Jormay,Ma. . Cogongrass control varies according to the age and rhizome mat density and depth. 1. Cogongrass (Imperata cylindrica (L.) Beauv. Native to Southeast Asia, cogongrass is an aggressive invasive plant that that has spread to all continents except Antarctica (MacDonald 2004) and is considered among the worst problematic weeds on a global scale (Holm et al. /dl. Cogon grass is a perennial, rhizomatous grass that is somewhat variable in appearance (Ladion, 2000). (1792) Imperata arundinacea var. Cogongrass is an invasive exotic grass found on public and private property, along roadways, in forests, and on farmland. Retrieved from: 7. Retrieved from: 6. Cogongrass (Imperata cylindrica (L.) Beauv. The cogon grass was cut, boiled, and crushed in order to get the pulp. Management of cogongrass invasions in perennial grass pastures requires diligence and patience at the same time. Cogongrass is in a class of its own. Maintenance of the Postabsorptive Plasma Glucose Concentration: Insulin or Insulin Plus Glucagon?. Cogongrass is non-nativeto the United States. It is very invasive plant that should not be propagated. Biology New York: Mcgraw-hill Co.,Inc., 2003. “Land managers now have a clear option in fighting this noxious weed.”. (). Irobi, O. N., Daramola, S. O .. "Bactericidal Properties of Crude Etracts from Mitracarpus villosus", Camacho, J. , ... Calixto, C. , ... De Jesus, R. , ... Jormay, W. , ... Ruñez, M. , ... Villanueva, J. , ... & (2012).The effect of, Camacho, Joanne Cinderella Calixto,Rener De Jesus,Windelbert Jormay,Ma. Us Pharmacist. According to Professor Myrdal, industrialization requires efficiency, mobility discipline and punctuality. For more information, email Jim Miller at jamesmiller@fs.fed.us. 2. Source: USDA Agricultural Research Service, Bugwood.org Description. In its ornamental form it poses little threat to native flora, but it can easily become invasive if given the right conditions (excessive shade, water, well-drained soil). africana Andersson (1855) Imperata arundinacea var. They may alter the food chain and/or push their native competitors out of the area. While it is not illegal to possess this plant in Texas, it should not be introduced into new water bodies and should be treated with herbicide when present. “The findings provide a ray of hope for actually eradicating cogongrass,” says Miller. 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