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Therapeutic application of Carica papaya leaf extract in ...- papaya component as mosquito repellent ,Carica papaya leaf contains active components such as alkaloids, glycosides, tannins, saponins, and flavonoids, which are responsible for its medicinal activity. Additionally, the leaf juice of papaya increases the platelet counts in people suffering from dengue fever. Conclusion: The major findings revealed that papaya leaf extract has strong ...Bioassay studies on the reaction of Aedes aegypti & Aedes ...Oct 01, 2020·Ae. albopictus mosquitoes were attracted to pineapple peel extract in first, third and fourth replicate of choice assay with positive PI values of 0.25, 0.20 and 0.33 respectively. Contrary to the result in the pineapple peel extract, the result in the papaya peel extract showed the mosquitoes repellence in the same replicates.
Dec 25, 2018·The concentration-repellency response of oregano essential oil was calculated and compared with a commercial insect repellent stick containing 33% N, N-diethyl-meta-toluamide (DEET). Results: The oregano essential oil consisted of 158 compounds with terpineol (22.85%) and α–terpinene (20.60%) being the major components by volume.
Feb 28, 2014·Papaya leaf, bark, root, and seeds have also shown the insecticidal and repellent activities. More interestingly, in the recent past, papaya and different parts are used for nanoparticle synthesis ...
Mar 21, 2022·The bio-efficacy of Aloe vera leaf extract and bacterial insecticide, Bacillus sphaericus larvicidal activity was assessed against the first to fourth instars larvae of Aedes aegypti, under the laboratory conditions.The plant material was shade dried at room temperature and powdered coarsely. A. vera and B. sphaericus show varied degrees of larvicidal activity …
The treatment using WV (50 mL/L) increased the diameter of papaya stems in the nursery. Mixing and fuming application of 5 mL of WV as a pest insect repellent on 200 g of maize on the storage could increase the number of the dead maize …
In this work, we tested major components--alcohols, aldehydes, and monoterpenes--of citronella oil for repellency against the three common triatome species endemic in southern Arizona. The following citronella oil components--geraniol, citronellol, limonene, and citronellal--in different concentrations and combinations were tested.
Mosquito repellent activity was assessed by using the test cage as described in the American Society for Testing and Materials (ASTM) standard E951-83 Laboratory testing of non-commercial mosquito repellent formulation on the skin. The test procedure was similar to that describe by Buescher et al (1982) and Gupta et al (1989) .According to the ...
killing mosquito larvae Anopheles sp, with 21.983 ppm LC50, LC90 ppm 137.862, 13.269 hours LT50, LT90 26.885 hours. Papaya seed extract is more effective in killing larvae of Anopheles sp. The mixture of papaya leaf extract and seeds are effective in killing mosquito larvae Anopheles sp, indicated by
Nov 20, 2014·The active components of a mosquito killer depends on the type. Mosquito coils for instance contain pyrethrum, while sprays contain a pyrethrum and Permethrin combination.
Jun 10, 2014·Papaya leaves have an active ingredient that repels mosquitoes. a repellent solution. How do you make lanzones peelings mosquito repellent? The peelings of a lanzone can be extracted to create a...
This study examines the active component of Cymbopogon winterianus (Java citronella) oil, as a green mosquito repellent, obtained through a steam distillation method. Java citronella oil, which contains citronellol, citronellal, and geraniol, was isolated by batch vacuum fractional distillation, and their effect was tested against the dengue fever (DF) vector, known as Aedes aegypti.
Aug 25, 2020·Plants have been used since ancient times to repel/kill insects throughout the world including Ethiopia. The distribution of knowledge and services of medicinal plants in Ethiopia are hierarchically placed and there is very little ethno botanical documentation on most medicinal species of the country. In order to document the insecticidal/ repellent plants which …
be also applied and rubbed on mosquito bites to eliminate irritation and itching. It also bleaches freckles and clear up acne vulgaris if applied regularly. Juice is also taken orally as a cough remedy and is sometimes combined with pepper, to expel phlegm. It can also be diluted and drunk warm as a fecal softener.
Apr 01, 2020·In order to address the urgency and importance of such health issues, an experimental study was conducted using Neem and Papaya Leaves as primary components of a mosquito coil. The researchers aimed to substantiate the effectiveness of a mosquito coil using different botanical materials.
development of insect repellent cloth bag. In the current research, the cloth bags treated with Malathion, aqueous extract of papaya leaves and garlic bulbs were checked for its efficacy against the adults of Tribolium species. In the olfactometer, sachets coated with the aqueous extract of papaya leaves showed the most repellent behaviour (92.5%).
Abstract. Disease vectoring mosquitoes are a serious threat to humans. However, till today only few mosquito repellents have been identified. The current study was conducted to evaluate the repellent potential of Carpesium abrotanoides essential oil against Aedes aegypti females by human bait technique. Essential oil was extracted by steam distillation process while the …
Feb 03, 2022·Further the mosquito repellent composition comprises Carica papaya in extract dilutions of about 1% to 20 %, preferably 5-20% in aqueous and solvent medium. Detailed description of the invention. The leaves of papaya (Carica papaya ) contain beta-carotene, calcium, carpaine, fats, flavonols, niacin, papain, tannins, and vitamin C.
A Component study on the effectiveness of carica papaya and capsicum annuum as a cockroach killer against Baygon. Cayetano, Jacklyn Rose C. Garaygay, Shawn Douglas S. Yu, Karl Michael O. Sweet potato starch as a component for making biodegradable plastic. De Guzman, Ed Lorence R. Magalona, Jann Mitchell M. Zamora, Edrik Jan A.
of Carica papaya (Caricaceae) leaf extract and bacterial ... shown to contain many active components that can ... repellent activities against A. aegypti. Daniellia oliveri is
killing mosquito larvae Anopheles sp, with 21.983 ppm LC50, LC90 ppm 137.862, 13.269 hours LT50, LT90 26.885 hours. Papaya seed extract is more effective in killing larvae of Anopheles sp. The mixture of papaya leaf extract and seeds are effective in killing mosquito larvae Anopheles sp, indicated by
Mar 21, 2022·The bio-efficacy of Aloe vera leaf extract and bacterial insecticide, Bacillus sphaericus larvicidal activity was assessed against the first to fourth instars larvae of Aedes aegypti, under the laboratory conditions.The plant material was shade dried at room temperature and powdered coarsely. A. vera and B. sphaericus show varied degrees of larvicidal activity …
Feb 25, 2020·W hile working on various herbal solutions, we found that leaves of papaya tree can work as mosquito repellent,” said Neha and Divya. What does papaya leaves contain? Papaya leaf contains fiber — a nutrient that supports healthy digestive function — and a unique compound called papain ( 7 ). Papain is well known for its ability to break ...
Sep 05, 2012·* 2-3 Mature and dark green leaves of a papaya plant. * Clean water for washing the papaya leaves. * Steam or wash with hot water a white clean cloth for extraction (pampiga) * 1 spoon (kutsara) * 1 teaspoon * 2 wide clean plates. STEPS: 1.Thoroughly wash and clean at least 2 huge, mature papaya leaves. Choose the ones that are dark green in color.
Dec 21, 2019·The use of repellents to protect people from bites of mosquitoes previously has been acknowledged as part of an overall integrated insect-borne disease control programme . Most commercial repellents are produced by using chemical components such as N, N-diethyl-meta-toluamide (DEET), Allethrin, N, N-diethyl mendelic acid amide, and Dimethyl ...
Jul 03, 2018·Background. Mosquito repellents can be an effective method for personal protection against mosquito bites that are a nuisance and carry the risk of transmission of mosquito-borne pathogens like plasmodia, dengue virus, chikungunya virus, and Zika virus.A multitude of commercially available products are currently on the market, some of them highly …