When growing mosquito plant geranium indoors, keep it watered and fertilize occasionally with an all purpose plant food. Extracts of selected flowering plants, which are considered ecofriendly, are used for the treatment of numerous ailments and vector control worldwide. All plant extracts showed significant larvicidal activity against a. A screening for larvicidal activity of plant extracts with some known medicinal attributes could lead to the discovery of new agents for pest and vector control. Bioassay test was carried out on the larvae, and the lc 50 of each extract was determined. One of the earliest reports of the use of plant extracts against mosquito larvae is credited to. Change in shape occurs in two different ways, depending on the kind of insect. Additionally, aloe plant extracts tested as alternative larvicides for mosquito control, application of these extracts to larval habitats may lead to promising results in malaria and mosquito. While there are a number of plants that keep mosquitoes away, one of the most effective plants for repelling mosquitoes is the citrosa not to be confused with the scented citronella geranium plant. Here, we have used the green method for synthesis of silver and gold nanoparticles. Mosquito repellent activity of phytochemical extracts from.
The importance of plants led to research into citronella mosquito repellent plants. Under the integrated mosquito management imm, emphasis was given on the application of alternative strategies in mosquito control. Mosquito larvicidal activity of mangrove plant extracts and. Use of plant extracts as a mosquito repellent and their insecticidal properties meenu singh deptartment of bioscience, barkatullah university, bhopal m. Repellency of medicinal plant extracts against dengue. These plant extracts are easy to prepare, inexpensive and safe for mosquito control which possess enough potential in larvicide and adulticide can be used directly as larvicidal and adulticidal agents in small volume. Evaluation of 15 local plant species as larvicidal agents.
Mosquito control activities reduce all types of mosquitoes. This has resulted in approximately 25 per cent of currently used drugs being derived from herbal sources. In the backdrop of recent revival of interest in developing plantbased insecticides, the present study was carried out to evaluate the larvicidal properties in three medicinal plants growing abundantly in the region of chitheri hills. The use of plant repellents against nuisance biting insects is common and its potential for malaria vector control requires evaluation in areas with different level of malaria endemicity. Get free research paper on production of mosquito repellent insecticides using plant extracts our project topics and materials are suitable for students in nigeria with case studies in pdf, doc. The use of plants offers a safer and cheaper way for mosquito control, and it is shown that plants extracts and plant metabolites exhibit insecticidal activity against several mosquitoes such as.
Plant extracts as potential mosquito larvicides ncbi. Biologically active plant extracts for control of mosquito. Larvicidal efficacy of medicinal plant extracts against the vector. For the preparation of extracts, approximately 20 gms of plant material leaf, flower, fruit, dry seed, and whole plant were taken and ground in a homogenizer using. Larvicidal synergistic activity of plant extracts for mosquito control article pdf available in the indian journal of medical research 821.
Pdf plant extracts as potential mosquito larvicides researchgate. Malaria is one of the commonest and major parasitic infections of public health interest in the globe especially in the tropics and subtropics. Use of plant extracts as a mosquito repellent and their. These products are available as sprays, wipeons, sticks, foams, and lotions. Plants used to control mosquitoes and treat mosquito related diseases in maasailand of longido district, tanzania article pdf available january 2016 with 362 reads how we measure reads.
The plant leaves of melia azedarach and carica papaya were collected from keelarakollai at kancheepuram district. The essential oils of ocimum suave and ocimum kilimandscharicum were evaluated against malaria vectors in northeastern tanzania. All plant extracts showed moderate effects after 24 h and 48 h of exposure. Plantbased repellents have been used for generations in traditional practice as a personal protection measure against hostseeking mosquitoes. Ten larvae of aedes aegypti were introduced in different test concentration of both plant extracts along with a set of control containing distilled water without any test solution. This plant is marketed as being specifically developed to continually give off a mosquito repelling scent. To control mosquitoes effectively longterm, you need to use several complementary management techniques, including. Extraction was carried out using soxhlet apparatus.
Lethal concentration calculation results of papaya seed extracts against anopheles larvae, sp the data in table 5. Larvicidal and repellent activity of medicinal plant. Nepetalactone, the active ingredient present in catnip plant extracts, is known to occur as two isomers. The dried plant was powdered and sieved to get fine powder using an electric blender. Thus, newly hatched first instar larvae were treated, and the mortality count was recorded daily till pupation accumulated. Larvicidal activity of some plant extracts against mosquitoes. Larvicidal and adulticidal effects of extracts from some indigenous. Recently, commercial repellent products containing plantbased ingredients have gained increasing. During experiment dried and powdered samples were extracted with petroleum ether, chloroform, ethanol and 40% ethanol using soxhlet apparatus.
Product labels it is very important to read the label before using any mosquito repellent and remember the. Among these, the plant species and plant parts used significantly influence the efficacy of botanical mosquitocides. May, 2010 asian journal of bio science october, 2010 vol. Extracts from different parts of the same species of plant can exhibit various degrees of toxicity to mosquitoes. Effect of monstera adansonii on 4th instar larvae of culex quinquefasciatus. The aqueous and methanolic extracts of twelve plant species, psidium guajava pink fruit.
Repellency of aromatic medicinal plant extracts and a steam distillate to aedes aegypti youngcheol yang,t eunhae lee, hoiseon lee,3 dongkyu lee4 and youngjoon ahnr5 abstract the repellent activity of methanol extracts from 23. Mosquito plant geranium how to care for citronella. Mosquito, any of approximately 3,500 species of familiar insects in the family culicidae of the order diptera that are important in public health because of the bloodsucking habits of the females. Additionally, we have used these synthesized nanoparticles for mosquito control. This member of the mint family boasts health benefits, a. What state and local mosquito control programs do why is local mosquito control important. The authors studied the effect of plant extracts from 36 plant species, belonging to 35 genera of 17 families, on 4th instar larvae of aedes aegypti. Antimosquito acitvity of leaf extract of neem melia. In fact, many researchers have reported the effectiveness of plant extracts against mosquito larvae rasheed et al. The antimosquito properties of extracts from flowering. The plant leaves were washed with tap water and shade dried at room temperature periyanayagam et al.
Larvicidal activities of different crude solvent extracts of six plants are noted and presented in table 1. Pdf larvicidal synergistic activity of plant extracts for mosquito. Vectolex is recommended for control of culex mosquito larvae. Issn 23207078 larvicidal activity of lantana camara. Ijmrk2 the role of botanicals as green pesticides in. Mosquito control manages the population of mosquitoes to reduce their damage to human health, economies, and enjoyment. The botanical extracts from the plant leaves, roots, seeds, flowers, and bark in their crude form have been used as conventional insecticides for centuries.
The collected plant was identified at cas in botany university of madras, guindy campus, chennai25. Mosquito repellents 2 these repellents are available that differ in the amount of active ingredient, which is the substance that actually repels the mosquito. Larvicidal efficacy of medicinal plant extracts against. Harmful effects of using synthetic chemical insecticides in mosquito control including vector resistance, environmental pollution and health hazards have.
Ethanolic extract of centella asiatica leaves were evaluated for the larvicidal and adult. Over the past 50 years, experiments have validated its insect repellent activity 7, 8. Studies on the control of mosquito, aedes aegypti and. The residual products listed below have restrictions imposed by the maryland department of the environment prohibiting their use in water inhabited. All the extracts were concentrated using rotary flash. In the present study the silver ag and gold au nanoparticles nps were synthesized by using the aqueous bark extract of indian spice dalchini cinnamomum zeylanicum c. Mosquito control is a vital publichealth practice throughout the world and especially in the tropics because mosquitoes spread many diseases, such as malaria and the zika virus mosquitocontrol operations are targeted against three different problems. Some mosquitoes can spread viruses like zika, west nile, and dengue. Initially, when modern pesticides were first introduced for control of public health pests in the middle of the 20th century, some thought the perfect control had been discovered. Shows the lethal concentration value lc50 12 hour testing period is. Vector control is facing a menace due to the appearance of resistance to synthetic insecticides.
Mosquitoes are known to transmit serious diseases, including yellow fever, zika. Their leaves and flowers emit smells that naturally deter mosquitoes and other insects, but are pleasing to people. Plant extracts as potential mosquito larvicides pdf. An ethnobotanical study was conducted at moshi in kilimanjaro region. Thus, innovative vector control strategies like use of phytochemicals as alternate source of insecticidal and larvicidal agents in the fight against. Larvicidal activity of phytosteroid compounds from leaf extract. Mosquito prevention and control involves a basic understanding of their life cycle. Tinospora rumphii leaf extract is the most effective mosquito larvicide which is manifested by the highest percentage mortality on the larvae of 90% and 93%. Larvicidal efficacy of leaf extract of two botanicals. Adulticidal and larvicidal efficacy of some medicinal.
Repellency of medicinal plant extracts against dengue vector mosquitoes, aedes albopictus and ae. Plant anatomy research centre, tambaram, chennai, india in the month of may 2014 and registered as parc20142075. Different plant parts are extracted for their use as mosquito codes. The best mosquito repelling plants for your garden are lavender, marigolds, citronella grass, catnip, rosemary, basil, scented geraniums and more.
Citrosa is the plant that contains citronella oil, which is in. Extracts of annona species are potential antimosquito. Pdf larvicidal synergistic activity of plant extracts. Antifeedant and larvicidal effects of plant extracts. The present study was carried out to investigate the bio control potentiality of active ingredient isolated from chloroform. Mosquito plant, pelargonium citrosum the citrosa plant. The larvicidal activity of 80% methanol extracts of the first two plant species against the. The perfect control for mosquitoes would protect us immediately from bites and mosquitoborne diseases, and it would be simple, inexpensive, and safe for the environment. Aloe plant extracts as alternative larvicides for mosquito. Other mosquitoes bother people, but dont spread viruses. Insecticides of plant origin may provide appropriate substitute biocontrol techniques in the future. Vectolex has a low activity against other genera of mosquitoes and is not recommended for control of aedes, psorphora, anopheles, etc.
Plasmodium spp, the vector mosquito has to be controlled. Issn larvicidal activity of monstera adansonii plant. Us m ay 2012 were obtained from open market ikaika qua and watt market in calabar. A control solution was prepared with tap water using acetone and tween. Mosquito repellent activity of phytochemical extracts from peels of citrus fruit species. Potential test of papaya leaf and seed extract carica. Citronella plant is commonly found under a number of names, such as citronella plant, mosquito. Originally used as a perfume, essential oils and extracts from cintronella plants are so effective at keeping mosquitos away that theyre now a goto ingredient for many commercial repellents. Larvicidal and adult emergence inhibition effect of centella asiatica. Ethnobotanical study of some of mosquito repellent plants. The insecticidal properties of plant alkaloids, such as nicotine, are well known and recent new restrictions on the use of chemical insecticides have stimulated investigations on the insecticidal properties of plant extracts. Most of the mosquito control programs target on the larval stage in. All plant extracts showed moderate toxic effect on parasites after 24 h of exposure.
Knowledge on traditional repellent plants obtained through ethnobotanical studies is a valuable resource for the development of new natural products. Sanitation removing food, water, and shelter habitat disruption draining the water where mosquitoes breed biological control using mosquito fish, nematodes, and bacillus thuringiensis israeliensistoxin and. The mosquito plant, pelargonium citrosum, also called the citrosa plant or citronella scented geranium, is highly recommended for keeping mosquitoes away. Study of citronella mosquito repellent plants in tubman. In the first type, gradual metamorphosis, the immature stage or nymph, looks similar to the adult stage. A study on the larvicidal activity of some medicinal plant extracts.
Larvicidal activity of selected plant extracts against the. The insecticidal effects of plant extracts depend upon the plant species, mosquito species, geographical varieties, plant parts used, extraction methodology adopted and the polarity of solvents used during extraction. Pdf plants used to control mosquitoes and treat mosquito. Of various plants studied, 29 showed 100% larvicidal activity against the third instar larvae of mosquitoes at varying concentrations of the extract. Citronella plant typically grows anywhere between 2 and 4 feet. Pdf plant extracts as potential mosquito larvicides. In the present study, the plant extracts exhibited the presence of larvicidal activity table 1 which was a dose dependent effect. It still remains the principal cause of morbidity and mortality in all subsaharan countries up to this day. Screening of methanolic plant extracts against larvae of aedes. The mosquito larvae were treated with extract by using the method of who.
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