Results 31 to 40 of about 5,824,426 (255)

Poly(oxyethylene)/Poly(oxypropylene) butyl ether prolongs the repellent effect of N,N-diethyl-3-toluamide on the skin.

open access: yesPLoS ONE, 2023
N,N-diethyl-meta-toluamide (DEET) is a widely used insect repellent, with minimal skin permeation and sustained repellent activity in the superficial layers of the skin.
Mayu Kawaguchi   +9 more
doaj   +1 more source

Transitions of water-drop impact behaviour on hydrophobic and hydrophilic particles [PDF]

open access: yes, 2013
Extreme soil water repellency can have substantial implications for soil hydrology, plant growth and erosion, including enhanced splash erosion caused by raindrop impact.
Atherton, Shaun   +8 more
core   +1 more source

Volatile chemical composition of essential oil from Bursera graveolens (Kunth) Triana & Planch and their fumigant and repellent activities

open access: yesActa Scientiarum: Biological Sciences, 2019
The objectives of this work were the study of the volatile chemical composition of essential oils (EO’s) from Bursera graveolens obtained in the locality of Malagana, municipality of Mahates, Bolívar, Colombia, as well as to evaluate their repellent and ...
Beatriz Eugenia Jaramillo-Colorado   +2 more
doaj   +1 more source

Toxic properties and allelopathic activity of Melilotus officinalis (L.) Pall.

open access: yesActa Biologica Sibirica, 2022
Melilotus officinalis (L.) Pall., known as yellow sweetclover (Fabaceae), is widely used in medicine and agriculture. At the same time, yellow sweetclover is a weed and invasive plant in Siberia. In Russia, M.
Svetlana I. Mikhailova   +5 more
doaj   +1 more source

Super-hydrophobic and super-wetting surfaces: analytical potential? [PDF]

open access: yes, 2004
Roughening or texturing surfaces provides super-liquid repellent or film forming properties without alteration of the surface chemistry. These surfaces are easy to produce, can amplify wetting properties and can be either "sticky" or "slippy" to liquids.
Newton, Michael   +2 more
core   +1 more source

Bioactivities of patchoulol and phloroacetophenone from Pogostemon cablin essential oil against three insects

open access: yesInternational Journal of Food Properties, 2019
The essential oil was obtained from the aerial parts of Pogostemon cablin by hydrodistillation. The chemical compounds of P. cablin essential oil were analyzed by gas chromatography-flame ionization detection and gas chromatography-mass spectrometry ...
Yi-Xi Feng   +5 more
doaj   +1 more source

Chemical Diversity and Anti-Insect Activity Evaluation of Essential Oils Extracted from Five Artemisia Species

open access: yesPlants, 2022
As a source of aromatic plants, the genus Artemisia has long been considered to have the potential to develop plant pesticides. In this study, components of essential oils from A. dalai-lamae, A. tangutica, A. sieversiana, A.
Jia-Wei Zhang   +7 more
doaj   +1 more source

Research on the Bioactivity of Plant Essential Oils on Armyworm [Mythimna separata (Walker)] Larvae

open access: yesFrontiers in Chemistry, 2022
In order to find out the biological activity of plant essential oils on armyworm [Mythimna separata (Walker, 1865)] larvae and provide a theoretical basis for the biological control of armyworms, in this study, the antifeedant activity, repellent ...
Tao Wang   +12 more
doaj   +1 more source

Phytochemical composition, mosquito larvicidal, ovicidal and repellent activity of Calotropis procera against Culex tritaeniorhynchus and Culex gelidus

open access: yesBangladesh Journal of Pharmacology, 2012
Focus of this study was to determine the phytochemical composition and mosquito controlling potential of aqueous extract of Calotropis procera (Ait.) R.Br. leaves using in vitro methods.
Gaurav Kumar   +5 more
doaj   +1 more source

GC×GC-TOFMS Analysis of Essential Oils Composition from Leaves, Twigs and Seeds of Cinnamomum camphora L. Presl and Their Insecticidal and Repellent Activities

open access: yesMolecules, 2016
Interest in essential oils with pesticidal activity against insects and pests is growing. In this study, essential oils from different parts (leaves, twigs and seeds) of Cinnamomum camphora L.
Hao Jiang   +6 more
doaj   +1 more source

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