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Cyperus - Science topic

A plant genus of the family CYPERACEAE. SESQUITERPENES are found in some of the species.
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Publications related to Cyperus (8,020)
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Conventional wastewater treatment options are energy and capital-intensive, apart from their inability to remove nutrients altogether and generate concentrated waste streams necessitating environmentally sound disposal. Compared to this, an integrated wetland system would help in the cost-effective tertiary treatment (removal of N, P, and heavy met...
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Cyperus surinamensis a new species in Eastern Ghats
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Natural based solutions, notably constructed/artificial wetland treatment systems, rely heavily on identification and use of macrophytes with the ability to tolerate multiple contaminants and grow for an extended period to reduce contamination. The potential to tolerate and remediate metal(loid) contaminated groundwater from an industrial site loca...
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Following a request from the European Commission, the EFSA Panel on Nutrition, Novel Foods and Food Allergens (NDA) was asked to deliver an opinion on the safety of Tiger nuts (Cyperus esculentus) oil as a novel food (NF) pursuant to Regulation (EU) 2015/2283. Tiger nuts (C. esculentus) is an edible tuber with history of consumption as food. The NF...
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Rising anthropogenic-induced nutrient enrichment of surface waters is of great concern globally as it jeopardizes the ecological integrity and functioning of freshwater ecosystems. Floating wetlands have been successfully used to treat nutrient enriched wastewater in developing nations, and provide additional co-benefits. We aimed to quantify the n...
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Potencial antidiabético de compuestos aislados de Cyperus sexangularis Nees: Un enfoque basado en la dinámica y el acoplamiento molecular in silico] Abstract Context: Diabetes is a metabolic and chronic inflammatory disease that affects over 537 million people worldwide, with a projected rise to 783 million cases by 2045 if not put in check. Plant-...
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Tiger nut (Cyperus esculentus L.) is recognized for its high oil and oleic acid content in underground tubers. However, the molecular mechanisms governing growth, development, and fatty acid accumulation in these tubers are not well understood. This study employed gas chromatography–mass spectrometry (GC–MS) and small RNA sequencing on tiger nut tu...
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Copper is among eight essential micronutrients for plant growth. Like other metals, due to human activity in the Anthropocene, it behaves as an important pollutant in the biosphere. In this context, this study aims to identify the potential of the plant species Cyperus rotundus L. (nutgrass) in the treatment of copper-contaminated soils to observe:...
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This study was conducted at Bau Sau, Cat Tien National Park, in Vietnam. Bau Sau is Vietnam's second wetland site out of a total of 9 Ramsar sites that have been recognized by the Ramsar Convention Secretariat in Vietnam. The extraction of surface water is carried out in three methods, including object-based classification and the calculation of ND...
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Automatic detection and removal of weeds is a challenging task that requires precise sensors. While crops and weeds possess similar features in terms of appearance, they can be discriminated based on spectral information. This can be done because any object has its own specific spectral signature based on its physical structure and chemical content...
Conference Paper
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The influence of diets containing graded levels of tiger nut (Cyperus esculentus L) on feed intake, yield and total solids content of milk of Red Sokoto goat were evaluated in this study using four does in their mid-lactation stage. The does were fed diets (A, B, C and D) containing 0, 10, 20 and 30% tiger nut (TGN) in a 4x4 Latin Square arrangemen...
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Urban and industrial wastewater discharges remain a major source of pollution worldwide. Urban runoff, storm water overflows, and untreated sewage discharges are increasingly important sources of pollution. Systems of wastewater purification by aquatic plants function as biological assimilators by eliminating both biodegradable and non-biodegradabl...
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Removal of Acid Red 88 (AR88) as an azo dye from the synthetic type of wastewater was studied in a laboratory-made constructed wetland microbial fuel cell (CW-MFC) inoculated with Shewanella oneidensis MR-1 (SOMR-1). Plant cultivation was implemented using a typical CW plant known as Cyperus alternifolius. The complexity of the SOMR-1 cell membrane...
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Introduction In West Africa, market gardeners use various agricultural practices to increase yields. However, many of these practices do not comply with agroecological standards and cause intoxication, pollution, soil degradation and biodiversity loss. This study characterizes the plant agrobiodiversity of market garden crops grown during the rainy...
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Background: Cyperus rotundus, an important medicinal plant belonging to the Cyperaceae family, is therapeutically used in many traditional systems of medicine, such as Unani medicine, Ayurveda, Siddha, Homeopathy, Chinese medicine, etc. Aim: The prime goal of this review is to provide a scientific basis and classical references for clinical use and...
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Nutritional, structural and functional properties of proteins from tiger nut seed meal (TNPF) were investigated in this study. Four kinds of TNPF, albumin (ALB), globulin (GLO), glutelin (GLU), and prolamin (PRO) were obtained through Osborne extraction method, comprising 42.37%, 6.23%, 31.25%, and 5.10% of the total TNPF, respectively. The ratios...
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The study conducted for two consecutive summer seasons in 2019 and 2020 at the Gemmeiza Agricultural Research Station, Gharbia Governorate, Egypt, investigated the effects of soil enhancers such as compost, agricultural sulfur, potassium humate, and spray whey on tiger nut on plant growth and production. The experiment included eight treatments: co...
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Background Cyperus rotundus (CR) is widely used in traditional Chinese medicine to prevent and treat a variety of diseases. However, its functions and mechanism of action in osteoarthritis (OA) has not been elucidated. Here, a comprehensive strategy combining network pharmacology, molecular docking, molecular dynamics simulation and in vitro experi...
Conference Paper
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Shadanga Panaya, an Ayurvedic formulation comprising six raw materials (Cyperus rotundus L Fumaria parviflora Lam, Vetiveria zizanoides L, Santalum album L, Pavonia odorata Willd, and Zingiber officinale Roscoe) known as Kashaya (Decoction), has diverse traditional uses, including treating fever, Pitta dosha imbalance, detoxification, dehydration c...
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The current field experiment was conducted at Salooni, Himachal Pradesh, to evaluate the efficacy of different integrated weed management practices during Kharif 2022 and 2023. Eleven treatments targeting weed control were evaluated both at pre and post-emergence stages. Result: The predominant weeds were Echinochloa colona, Galinsoga parviflora, C...
Article
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Main conclusion CeOLE6, a tuber-specific gene in tigernut, encodes a diverged SH oleosin that functions in oil accumulation via homo and heteromultimerization. Abstract Tigernut (Cyperus esculentus L.) is a rare example accumulating high levels of triacylglycerols (TAGs) in underground tubers; however, the mechanism underlying is poorly understood...
Article
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A pathogen causing disease on yellow nutsedge (Cyperus esculentus) growing in and near irrigated areas of onion seed and bulb fields in Idaho and Oregon during July and August, 1996 was morphologically and molecularly characterized. Plant symptoms included necrotic spots, blotches and blighting of leaves, stems (culms) and bracts. Symptomatic tissu...
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Saline–alkali (SA) stress is an abiotic stress that exists widely in the natural environment, seriously affecting the growth and development of crops. Tiger nut (Cyperus esculentus L.), a perennial herb of Cyperus in Cyperaceae, is considered a pioneer crop for growing and improving SA land due to its excellent adaptability and SA tolerance. This s...
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Background: Implementing integrated strategies for weed management is essential in maximizing blackgram yield. Unchecked weed proliferation leads to substantial decrease in crop productivity. Methods: The current field experiment was conducted at Salooni, Himachal Pradesh, to evaluate the efficacy of different integrated weed management practices d...
Preprint
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Grass-like plants in the Cyperaceae family, commonly known as sedges, have a global distribution and include many economically problematic weeds. The ricefield flatsedge, Cyperus iria, is an aggressive weed in rice crops in Asia. Here, we present a chromosomal-level genome assembly for C. iria (461.2 Mb, scaffold N50 = 7.3 Mbp, 99.6% BUSCO score) p...
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LEA_1 domain-containing proteins constitute a class of late-embryogenesis-abundant proteins that are highly hydrophilic and predominantly accumulate in mature seeds. Though LEA_1 proteins have been proven to be essential for seed desiccation tolerance and longevity, little information is available on their roles in non-seed storage organs. In this...
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CLAVATA3 (CLV3)/EMBRYO SURROUNDING REGION (ESR)-related (CLE) genes encode a group of peptide hormones, which coordinate cell proliferation and differentiation in plants. Tiger nut (Cyperus esculentus L.) is a perennial monocot plant that produces oil-rich tubers. However, the mechanisms regulating tuber development in tiger nut are poorly understo...
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Cyperus esculentus seeds are often considered irrelevant for C. esculentus spread as their fragile seedlings would not establish or survive in agricultural soils. However, the ever-increasing spread and upsurge of genetically different clonal populations in NW-Europe raises questions about the establishment of C. esculentus seeds and the reproducti...
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Community gold mining activities using the amalgamation method cause soil pollution due to the use of mercury (Hg) to extract gold content which causes a decrease in soil quality and environmental damage. Enhanced phytoremediation is a method that can be applied to remove mercury levels with using the Cyperus kyllingia plant and adding supporting e...
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Peanut (Arachis hypogaea L.) and maize (Zea mays L.) are essential crops for Ghana's economy and food security, but weed infestation poses a significant threat to their cultivation. Crop rotations influence weed communities, but little is known about these processes in peanut-cropping systems in West Africa. This study investigated the impact of di...
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Peanut (Arachis hypogaea L.) and maize (Zea mays L.) are essential crops for Ghana's economy and food security, but weed infestation poses a significant threat to their cultivation. Crop rotations influence weed communities, but little is known about these processes in peanut-cropping systems in West Africa. This study investigated the impact of di...
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This study on pollen patterns and morphotypes variations in selected Cyperaceae species offers valuable understanding into the evolutionary linkages and floral diversity within this plant family, helping to improve their taxonomic classifications. Pollen of 23 species of Cyperaceae collected from different areas of Pakistan were examined to evaluat...
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Cyperus rotundus Linn is a plant that is historically used in traditional medicine with anti-cancer potential. Despite the evidence of C. rotundus anti-cancer effect on various human carcinoma cell lines, its pharmacological mechanism remains unclear, particularly its non-polar fraction. This study was employed to provide mechanistic insight regard...
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Background and Aims Common bacterial blight (CBB), caused by Xanthomonas phaseoli pv. phaseoli (Xpp), is a major disease affecting common bean production in Brazil. Understanding the survival of Xpp across various environments is essential for effective disease management. Methods This study assessed Xpp survival under different environmental cond...
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The objective of this work was to study the effect of oral administration of Cyperus esculentus (CE) and its alcoholic extract on sperm function parameters in prepubertal mice as a model for human .The animals were divided into three groups each contains 6 animals .Group 1 was treated with 150 mg/ kg body weight /day of crude CE, group 2 was treate...
Conference Paper
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СИСТЕМАТИКА, ФЛОРИСТИКА ТА ГЕОГРАФІЯ СУДИННИХ РОСЛИН ОСОКОВІ (CYPERACEAE) УКРАЇНИ — СУЧАСНИЙ ЗРІЗ Іван ДАНИЛИК Інститут екології Карпат НАН України, Львів, Україна E-mail: idanylyk@ukr.net Космополітна родина Cyperaceae Juss. відзначається великою таксономічною різноманітністю, до 120 родів і до 5600 видів (Egorova, 1999; Goetghebeur, 1998; Ball et...
Article
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In summary, the discovery of P. citri attacking tubers of C. esculentus presents a new challenge for producers of this exotic crop and for the scientific community, given that it is a polyphagous insect, making its control difficult. Preventive monitoring of this pest and its spread should be disseminated and studied to deepen the understanding of...
Conference Paper
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Trata-se de um Resumo expandido sobre a Flora da Restinga de Porto Seguro, Bahia. Foram encontrados 902 táxons, distribuídos em 124 famílias para Porto Seguro. Desses, 795 foram identificadas a nível de espécie, 69 a nível de gênero, 16 a nível de família, sete subespécies e 15 variedades. A família mais representativa foi Fabaceae com 83 espécies...
Article
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A field experiment was conducted at Visva-Bharati University under red and lateritic belt of West Bengal with the objective to evaluate the bio-efficacy of ready-mix orthosulfamuron 0.6% + pretilachlor 6% GR on weeds, yield of puddled transplanted rice (PTR) and its residual effect on succeeding crop. Four doses of ready-mix orthosulfamuron 0.6% +...
Article
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Efforts to reduce the use of herbicides can be made by using cold plasma technology. This technology produces heat energy through the emission of UV plasma light, generated by electrical energy. This research investigates the potential of various cold plasma treatments to inhibit germination, inhibit the growth of weed seeds in soil media, and supp...
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The research examined the soil seed bank dynamics in different land use ecosystem in Nnamdi Azikiwe University, Awka and Amansea. The study also went further to evaluate the seed bank richness and abundance at different soil depths to determine soil seed bank composition in abandoned farmland, Cattle grazed, watershed, and roadside ecosystems (env...
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The wide variety of bioactive substances found in medicinal plants has made them quite popular as of late. Several aspects of therapeutic plants are examined in this article. The basic concepts of phytochemicals are introduced, including where they come from, the roles they play in the body, and the latest methods for extracting them for use in nut...
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Dietary lipids play a major role in many diseases, particularly cardiovascular diseases. Recently, the health value of plant oils, particularly heart health, has been recognized. Despite these facts, limited information is available on the potential nutritional and anti-arteriolosclerosis effects of chufa oil, olive oil, and anhydrous milk fat in C...
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Aiming at the problems of low efficiency and poor cleaning quality in the cleaning process of harvested tiger nuts (Cyperus esculentus) with lots of soil and fibrous roots on the surface to meet the demand for mechanized harvesting of tiger nuts in the Yellow River, Huaihe River, and Haihe River regions in China, a pulsating roll-cleaning device wa...
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Chhattisgarh is a centre of Biodiversity and also known as Herbal State in India. Among the diversity of species, medicinal plants diversity is of great importance. In this state common crop and waste land weeds are treated as medicinal plants by the natives. Weeds are very common, unwanted dominant plant in nature and spread in not only the crop f...
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Phytoremediation involves the use of plants for removal of pollutants from soil before its conversion for agricultural use. Cyperus rotundus L. is a reed that naturally grows in marshy and swampy areas including abandoned artisanal small-scale gold mines. This study was aimed at determining the potential of C. rotundus reeds for removal of Cu, Pb a...
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Weed competition represents a major constraint to sesame (Sesamum indicum L.) productivity, with yield losses of up to 90% reported due to uncontrolled weed infestations. However, comprehensive information on the weed flora in sesame fields is lacking, particularly in Somalia where the crop plays a vital economic and food security role. In this stu...
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The use of drone-based imagery enables data-driven decision making, by optimizing farming practices to enhance crop yields. this study was conducted to evaluate various vegetation indices for monitoring the growth of rice plants and detecting weeds in paddy fields. Field experiments were conducted at the Rice Research and Development Institute (RRD...
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Background – During field work performed in 2018 by the University of Lubumbashi in the Katanga region of D.R. Congo, a peculiar Cyperus species was discovered at the edges of a thermal spring in the southwest corner of the Upemba graben, near the city of Luena. Material and methods – Herbarium material from the collected plant was studied and used...
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Purple nutsedge (Cyperus rotundus L.) poses a significant challenge to Florida tomato (Solanum lycopersicum L.) producers due to its ability to puncture plastic mulch, resilient tubers, and rapid rhizome proliferation. Preemergence herbicides effectively suppress purple nutsedge in tomatoes under plastic mulch. Although the impact of co‐application...
Article
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Sedges, resilient weeds from the Cyperaceae family, pose a significant threat to direct-seeded rice cultivation due to their perennial nature and robust propagules, which endure harsh conditions. Their emergence, growth and seed production during fallow periods contribute significantly to seed banks, making their management challenging compared to...
Preprint
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The edible nutsedge is an weedy plant species whose tuberous roots are comparable to tubers from conventional agriculture. The present study aims to characterize the tubers of three nutsedge cultivars in terms of morphology, technology, nutrition and health. The morphological data reveal average diameter and length of the tubers of the black cultiv...
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Weed management is vital for achieving optimal crop performance and yield in rice cultivation. Post-emergence herbicides are widely used to control weed populations, but their effectiveness can vary with different dosages and combinations. In this phenomenon, an experiment conducted at the Agronomy Field Laboratory, Bangladesh Agricultural Universi...
Article
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Tiger nut is the tuber of the perennial herbaceous plant Cyperus esculentus L., whose unique underground tubers are not only the main reproductive organ but also an important oil storage site. Oleosin is the most abundant structural protein in the oil body, which is an important membrane structural protein, playing a role in the formation and stabi...
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A field experiment was carried out during the winter (rabi) season of 2018–19 at the Agricultural Research Farm, Banaras Hindu University, Varanasi, to evaluate the impact of herbicides and nitrogen levels on phytotoxic effect and the efficiency of different herbicides and nitrogen levels in wheat. The wheat field was infested with nine weed specie...
Article
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Weeds can significantly affect crop yield and nutrient uptake, making effective management crucial in wheat fields. This study, conducted during the winter (Rabi) season of 2018-19 at the Agricultural Research Farm of Banaras Hindu University in Varanasi, aimed to assess the combined impact of different nitrogen levels and herbicide treatments on w...
Article
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Vascular macrophytes are integral components of freshwater lakes. Present study provides vascular macrophytic flora and the morphometry of five Himalayan lakes (Taltalaiya, Raja, Rani, Chulachuli, and Maipokhari) located at five different elevations in eastern Nepal, ranging from 148 to 2132 m amsl, representing tropical to temperate humid climates...
Experiment Findings
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The roots of Cyperus compressus (Cyperaceae) have traditionally been used to treat intestinal helminthiasis in India. This study was designed to examine the abnormalities caused on Raillietina echinobothrida Megnin, 1880, and Syphacia obvelata, Rudolphi, 1802, on exposure to the root methanolic extract of C. compressus, using scanning electron micr...
Article
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In vitro evaluation of the phytopharmaceutical potential of aqueous extracts of Jatropha curcas seeds, Thevetia peruviana seeds and Cyperus rotundus rhizomes against Phytophthora infestans (Mont) de Bary Abstract The aim of the present study was to evaluate in vitro, the phytopharmaceutical potential of aqueous extracts of Jatropha curcas seeds, Th...
Article
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The papaya is a plant belonging to the Carica genus and the Caricaceae family. It is grown for its fruit, which has food qualities, but also for its medicinal properties. Despite its importance, this crop faces a weed management problem, particularly in the nursery phase, and this problem is widespread for all plant and seedling production activiti...
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Hepatorenal toxicity, characterised by damage to the liver and kidneys due to toxins, chemicals or drugs, poses a significant threat to human health. The intricate metabolic and pathophysiological connection between these vital organs underscores the urgency of effective therapeutic strategies. This article reviews various herbal interventions with...
Article
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The Palopo City watershed could not accommodate the high discharge of rainfall that had fallen previously. The Green Open Space (GOS) had an ecological function by absorbing rainwater. Urban green open spaces absorbed surface flow water in the past, reducing the risk of flooding. In the past, this research measured the effectiveness of three green...
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A study was conducted to explore the diversity and uses of medicinal plants growing at the bank of the Brahmaputra River beside Bangladesh Agricultural University in Mymensingh district of Bangladesh. A total of 93 medicinal plant species from 79 genera and 42 families were recorded. The Fabaceae represented the maximum number of 10 species, follow...