Agronomy free fulltext sensitivity analysis of alisma. Courtoisia, kyllinga, mariscus and pycreus are included in the genus cyperus haines and lye, 1983 though they are often cited as genera in their own right. Commelina benghalensis, and eclipta prostrata among broadleaf weeds, and cyperus difformis, cyperus iria, cyperus rotundus, and fimbristylis milacea among sedges have. Your use of this pdf, the bioone complete website, and all posted and associated content. Effects of aqueous methanol extracts of cyperus difformis on the seedlings growth of cress a, lettuce b, alfalfa c. Modeling germination of smallflower umbrella sedge. Tahun pertama masa hidupnya digunakan untuk menyimpan makanan pada akar untuk kehidupan di tahun kedua barus. Sixty six compounds were identified in the essential oil representing 92. Taxonomy of weedy cyperus valdosta state university. Pdf factors affecting cyperus difformis seed germination. Cyperus difformis is naturalized in the new world and native to the old world, where it ranges from southern europe to southern africa and eastward to southeast asia and australia.
Accepted name plantae tracheophyta liliopsida poales cyperaceae cyperus cyperus difformis l. Cyperus rotundus, traditional herbal medicines, nut grass, purple nut sedge, ayush. Discover lifes page about the biology, natural history, ecology, identification and distribution of cyperus discover life. The results can also be downloaded as a csv file unicode utf8 encoding see status, confidence level, source for definitions. July december cyperus brevifolius rottboell hasskarl. This plant causes the huge loss of rice yield as it competes nutrients, sunlight and other necessary elements with rice plant to grow. Home profile page data source and documentation for cyperus difformis l. The website also provides access to a database and images of herbarium specimens found at the university of south florida and other herbaria.
Determining the intraspecific variability of response to a given herbicide is important for monitoring the possible shifts in the sensitivity of weed populations. Dangwal, amandeep singh, tajinder singh and antima sharma. Diagnostic characters biology ecology and distribution nuisance weed control botany usesremark references. Ecological studies on cyperus difformis, cyperus iria and. This plant is native to southern europe, most of africa and asia, and australia, and it is naturalized in other areas of the world, including large parts of the americas. The perennial weeds cyperus esculentus, yellow nutsedge and cyperus rotundus, purple nutsedge are difficult. This plant is native to southern europe, most of africa and asia, and australia, and it is naturalized in other areas of the world, including large parts of the americas cyperus difformis is a plant of aquatic and moist habitats. Optimization of pretreatment condition for ethanol production. While every effort has been made to provide the most reliable and uptodate information available, ultimate legal requirements with respect to species are contained in. Patterns of resistance to als herbicides in smallflower umbrella sedge cyperus difformis and ricefield bulrush schoenoplectus mucronatus 1. Applications of 64 times higher rates of azimsulfuron and halosulfuronmethyl failed to reduce by 50% growth of 10 putative resistant r cyperus difformis smallflower umbrellasedge populations collected from rice fields located in northern greece. Spesies cyperus difformis sendiri merupakan bagian dari genus cyperus. Cyperus difformis is a species of sedge known by several common names, including variable flatsedge, smallflower umbrellasedge and rice sedge. Propanil use was intensified to control the widespread resistant biotypes.
Variable flatsedge seems to be spreading along major waterways and in rice production areas of the u. Plants profile for cyperus difformis variable flatsedge. If you think this addon violates mozillas addon policies or has security or privacy issues, please report these issues to mozilla using this form please dont use this form to report bugs or request addon features. This plant may be known by one or more common names in different places, and some are listed above. Cyperus difformis get this theme for firefox android. Gulma yang tergolong biannual mempunyai daur hidup 1 generasi lebih panjang, yaitu 2 tahun. Nutgrass cyperus rotundus information, uses and side. This study investigated the potential of a new material, socalled smallflowered nutsedge, for bioethanol production. Cyperus difformis in the germplasm resources information network grin, u. Cyperus difformis variable flatsedge cyperus diffusus diffused flatsedge cyperus digitatus. Factors affecting cyperus difformis seed germination and seedling. The record derives from wcsp data supplied on 20120323 which reports it as an accepted name record 236342 with original publication details. Echinochloa phyllopogon stapf koss and cyperus difformis l.
Aug 08, 2015 nutgrass cyperus rotundus information, uses and sideeffects motha nutgrass in ayurveda used to treat various female disorders like yeast, candida, premenstrual syndrome, breast tumor. A cyperus difformis l accession from chonnam province, korea was tested for resistance to the sulfonylurea herbicide, imazosulfuron. Department of agriculture agricultural research service. Culms tufted, 265 cm tall, slightly thick or flaccid, compressed triquetrous, smooth, few leaved at basal part. Our results showed that 2 wk of cold stratification overcome the light requirement for germination. The biodiversity heritage library works collaboratively to make biodiversity literature openly available to the world as part of a global biodiversity community. Click below on a thumbnail map or name for species profiles.
All structured data from the file and property namespaces is available under the creative commons cc0 license. The accession was confirmed to be resistant r and was cross. General information about cyperus difformis cypdi most mediterranean countries, caucasus, central asia, china, japan, korea, southern asia, africa, australia. Itis taxonomy is based on the latest scientific consensus available, and is provided as a general reference source for interested parties. Rice growers have recently experienced poor control, suggesting resistance to this photosystem iiinhibiting herbicide may have evolved in c. Cyperus difformis evolves resistance to propanil sciencedirect. Essential oil and antimicrobial activity of aerial parts of. Spesies ini juga merupakan bagian dari ordo poales. The plants database includes the following 3 species of cyperus. Laboratory studies were conducted to determine the effect of several environmental factors on seed. Ginklasipika han iucn an species komo diri gud kababarakan. Jepson manual treatment photo gallery cyperus difformis in west african plants a. In arkansas, barnyardgrass, red rice, and sedges cyperus spp.
Files are available under licenses specified on their description page. The atlas of florida plants provides a source of information for the distribution of plants within the state and taxonomic information. Molecular basis of cyperus difformis crossresistance to als. Specific knowledge about the dormancy, germination, and emergence patterns of weed species aids the development of integrated management strategies. Download fulltext pdf download fulltext pdf factors affecting cyperus difformis seed germination and seedling emergence article pdf available in planta daninha 314.
Cyperus difformis is a species of sedge known by several common names, including variable. Smallflower umbrella sedge, sometimes called smallflower umbrellaplant, a summer annual sedge, is an erect, grasslike plant. It may be distinguished mainly by the dense, globose heads composed by many radiating spikelets. Pages in category cyperus the following 100 pages are in this category, out of 100 total. Distribution and crossresistance patterns of alsinhibiting herbicide resistance in smallflower umbrella sedge cyperus difformis volume 58 issue 1 aldo merotto, marie jasieniuk, albert j. Cyperus protractus link cyperus subrotundus llanos cyperus viridis willd. This plant can be weedy or invasive according to the authoritative sources noted below. An cyperus difformis in nahilalakip ha genus nga cyperus, ngan familia nga cyperaceae. A dominant weed in directseeded rice when it occurs in high plant densities. Pdf sensitivity analysis of alisma plantagoaquatica l. Cyperus difformis adalah spesies tumbuhan yang tergolong ke dalam famili cyperaceae.
Bryson and richard carter usda ars, southern weed science research unit, stoneville, ms 38776, and valdosta state university, valdosta, ga 31698 cyperaceae is a cosmopolitan family of an estimated 5000 species and 100 genera ball et al. Cyperus difformis invasive species list and scorecards for. Nama ilmiah dari spesies ini pertama kali diterbitkan oleh l referensi. May 20, 2019 this study investigated the potential of a new material, socalled smallflowered nutsedge, for bioethanol production. It originated in the old world tropics and is one of approximately 950 species in the genus cyperus stevens, 2012. Cyperus difformis 122000w cumulative tu 3900on 384 echinochloa spp. Cyperus difformis, cyperus iria and fimbristylis miliacea are troublesome annual sedges of rice grown in many countries. Essential oil and antimicrobial activity of aerial parts. Modeling germination of smallflower umbrella sedge cyperus difformis l. Group c27 resistant cyperus difformis from united states. Waterseeded and continuously flooded rice in california is mostly grown as a continuous crop and weeds are the most serious rice production problem.
Invasive species list and scorecards for california. Weeds of brazil, terrestrial and aquatic, parasitic, poisonous and medicinal. This study describes the responses of populations of alisma plantagoaquatica, cyperus difformis, and schoenoplectus mucronatus from italy, greece, portugal, and spain to penoxsulam, an acetolactate synthase als inhibitor widely. Cyperus rotundus, cyperus iria, cyperus difformis, and fimbristylis milliaceae are included in sedges. Cyperus difformis is naturalized in the new world and native to the old world, where it ranges from southern europe to southern africa and eastward to southeast. The weed has currently been controlled through the postemergence use of phenoxyacetic and, more recently, sulphonyl urea herbicides. Sorry, we are unable to provide the full text but you may find it at the following locations. Alsresistant annual sedge cyperus compressus confirmed in. Data source and references for cyperus difformis variable. Distribution of average cumulative temperatures above a physiological base for c.
Jul, 2009 cyperus difformis, cyperus iria and fimbristylis miliacea are troublesome annual sedges of rice grown in many countries. Cyperus difformis up to 2 leaf rice field bulrushc scirpus mucronatus up to 2 leaf a shark h20 will only control labeled weeds that are emerged at application. Burundi, china, congo democratic, egypt, ghana, iran, nepal, niger, thailand. Effects of echinochloa crusgalli and cyperus difformis on.
The essential oil of the aerial parts of cyperus leavigatus l. A tufted, smooth, annual or infrequently perennial sedge, 10 to 75 cm high. Cyperus difformis is found growing in wet banks, lake margins, and disturbed sites along the central peninsula, miamidade, leon, and escambia counties. This page was last edited on 14 october 2015, at 15. Pdf crossresistance to bispyribacsodium and bensulfuron.
Jb 2005 control of purple nutsedge cyperus rotundus with herbicides and. Pdf phytotoxicity assessment of cyperus difformis l. In california, it is found in the central valley and southwestern regions, to about 1600 feet 550 m. The project plans to transform its biomass into valuable product and bring profitable for famers. Alsresistant smallflower umbrella sedge cyperus difformis in. Medicinal uses and pharmacological activities of cyperus. It is a dominant weed in directseeded rice when it occurs in high plant densities. For agricultural or commercial use only emergency calls. Small flower umbrella plant cyperus difformis produces large quantities of seed and can complete life cycle in about 30 days. Introduction cyperus rotundus purple nut sedge is a weed in over 90 countries. Cyperus difformis ufifas center for aquatic and invasive.
Echinochloa crusgalli and cyperus difformis are malignant weeds in rice fields and a significant threat to rice production. Alsresistant smallflower umbrella sedge cyperus difformis in arkansas. Media in category cyperus difformisthe following 9 files are in this category, out of 9 total. Cyperus difformis cypdioverview eppo global database. Pedroso, durval dourado neto, ricardo victoria filho, albert j. Alsresistant annual sedge cyperus compressus confirmed in turfgrass. Laboratory and screenhouse experiments were conducted to determine the effects of temperature, light, salt and water stress, seed burial depth, and flooding time, duration and depth on germination, emergence and growth of these three species. Cyperus difformis populations were resistant to alsinhibiting herbicides. However, it is not a legal authority for statutory or regulatory purposes. Cyperus difformis was first described by linnaeus 1756.
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