Results 11 to 20 of about 4,292 (220)

Unlocking Kenya’s Pyrethrum Potential: A Breeding Review for a Competitive Future

Advances in Agriculture
Pyrethrum (Tanacetum cinerariifolium) is a strategically important industrial crop underpinning the world supply of organic pesticides. Despite Kenya’s past dominance in global pyrethrum production, the genetic improvement of the crop has lagged.
Wilfred Abincha, Geoffrey Ochula, Martin Muriuki   +2 more
doaj   +2 more sources

Genome-scale Metabolic Modeling Guided Escherichia coli Engineering for De Novo Biosynthesis of Chrysanthemic Acid. [PDF]

Adv Sci (Weinh)
Genome‐scale metabolic modeling is preceded to the engineered E. coli cell factory for the de novo biosynthesis of biopesticide chrysanthemic acid. The debranching strategy redirects metabolic flux, enhancing precursor and target compound production.
Yu J, Cheng K, Qu S, Wang J, Wang X, Zhao C, Li W.   +6 more
europepmc   +2 more sources

Lethal and behavioral effects of synthetic and organic insecticides on Spodoptera exigua and its predator Podisus maculiventris. [PDF]

PLoS ONE, 2018
BACKGROUND:The beet armyworm, Spodoptera exigua (Lepidoptera: Noctuidae), is a key insect pest of edible vegetables around the world and it is resistant to insecticide of different classes.
Ancidériton Antonio de Castro, Jesusa Crisostomo Legaspi, Wagner de Souza Tavares, Robert L Meagher, Neil Miller, Lambert Kanga, Muhammad Haseeb, José Eduardo Serrão, Carlos Frederico Wilcken, José Cola Zanuncio   +9 more
doaj   +1 more source

Paediatrics: how to manage pediculosis capitis

Drugs in Context, 2022
Background: Pediculosis capitis is a common human parasitic infestation in childhood. This article aims to provide a narrative updated review on the management of pediculosis capitis.
Alexander KC Leung, Joseph M Lam, Kin Fon Leong, Benjamin Barankin, Kam Lun Hon   +4 more
doaj   +1 more source

Effects of Rosmarinus officinalis Essential Oil and Verbascum cheiranthifolium and Chrysanthemum cinerariaefolium Extracts to Greenhouse Whitefly (Trialeurodes vaporariorum)

Mehmet Akif Ersoy Üniversitesi Fen Bilimleri Enstitüsü, 2020
In this study, effects of essential oil of rosemary (Rosmarinus officinalis) and plant extracts of mullein (Verbascum cheiranthifolium) and pyrethrin (Chrysanthemum cinerariaefolium) against greenhouse whitefly (Trialeurodes vaporariorum) on tomato plant
Basri ŞANLI, Arif ŞANLI, İsmail KARACA   +2 more
doaj   +1 more source

Comparative Efficacy of Common Active Ingredients in Organic Insecticides Against Difficult to Control Insect Pests

Insects, 2020
There exists a lack of control efficacy information to enable decision-making about which organic insecticide product works best for a given insect pest.
Galen P. Dively, Terrence Patton, Lindsay Barranco, Kelly Kulhanek   +3 more
doaj   +1 more source

Cloning and functional analysis of promoter of TcALDH and TcGLIP genes in Tanacetum cinerariifolium

Guangxi Zhiwu, 2023
Natural pyrethrin is a green botanical insecticide that extracted from the aboveground tissues of pyrethrum (Tanacetum cinerariifolium). Aldehyde dehydrogenase (TcALDH) and GDSL lipase (TcGLIP) are key rate-limiting enzymes involved in pyrethrin ...
Li ZHOU, Jiawen LI, Zhizhuo XU, Tuo ZENG, Caiyun WANG   +4 more
doaj   +1 more source

Evaluation of Residual Efficacy of Pyrethrin + Methoprene Aerosol on Two Dermestids: Impact of Particle Size, Species, and Temperature

Insects, 2019
Residual effects of pyrethrin + methoprene aerosol dispensed at 4 and 16-µm particle sizes and an untreated control, was assessed against late-stage larvae of Trogoderma inclusum (LeConte), the larger cabinet beetle, and T.
Srinivas K. Lanka, Frank H. Arthur, James F. Campbell, Kun Yan Zhu   +3 more
doaj   +1 more source

Synthesis of New Spiro-Cyclopropanes Prepared by Non-Stabilized Diazoalkane Exhibiting an Extremely High Insecticidal Activity

Molecules, 2022
The synthesis of new insecticidal gem-dimethyspiro-cyclopropanes derived from pyrrolidine-2,3-dione have been described, and their biological effect against different insect species has been evaluated.
Naoufel Ben Hamadi, Ahlem Guesmi
doaj   +1 more source

Insecticide efficacy on ticks (Dermacentor spp.) – Case study from an infested territory in Transylvania, Romania

Acta Universitatis Sapientiae: Agriculture and Environment, 2021
Ticks can be a major concern for humans and animals alike through the transmission of various viral and bacterial diseases. Ticks have also developed tolerance to several active compounds due to intensive insecticide treatments.
Csorba Artúr Botond, Putnoky-Csicsó Barna, Demeter Antal, Nyárádi Imre-István, Bálint János   +4 more
doaj   +1 more source