Results 51 to 60 of about 28,316 (276)

Insecticides outweigh rye cover crop in triggering secondary pest outbreaks

open access: yesPest Management Science, EarlyView.
Insecticides outweigh rye cover crop in triggering secondary pest outbreaks. Zeus Mateos‐Fierro*, Ashley Leach, Ian Kaplan. Spider mite and melon aphid outbreaks are enhanced with broad‐spectrum insecticides, while natural enemies are reduced. However, rye cover crop has little effect on either pest or natural enemy populations.
Zeus Mateos‐Fierro   +2 more
wiley   +1 more source

Livestock and livestock buildings [PDF]

open access: yes, 1985
Description based on ...

core  

Prediction of mixture toxicity of essential oil constituents using nonparametric and parametric models against Musca domestica L.

open access: yesPest Management Science, EarlyView.
This study evaluated the predictive performance of mixture toxicity models for binary blends of essential oil constituents against Musca domestica. Parametric models (BRAID, Zimmer, MuSyC) outperformed conventional null models by accounting for synergistic or antagonistic interactions, highlighting the need for model selection based on interaction ...
Junho Yoon, Jun‐Hyung Tak
wiley   +1 more source

Structural Aspects of Potential Endocrine-Disrupting Activity of Stereoisomers for a Common Pesticide Permethrin against Androgen Receptor

open access: yesBiology, 2021
Endocrine-disrupting chemicals (EDCs) are a serious global public health and environmental concern. Pyrethroids are insecticide chemicals that are extensively used for crop protection and household purposes but have been identified as EDCs. On account of
Ishfaq Ahmad Sheikh, Mohd Amin Beg
doaj   +1 more source

Mutations in dhfr in Plasmodium falciparum infections selected by chlorproguanil-dapsone treatment.

open access: yes, 2002
Treatment with the novel antifolate drug combination chlorproguanil-dapsone effectively cleared asymptomatic Plasmodium falciparum infections in 246 (93.5%) of 263 children in the Usambara Mountains of Tanzania during the course of a 2-week follow-up ...
Alloueche, A   +5 more
core   +1 more source

Validation of a multi-residue method to determine deltamethrin and alpha-cypermethrin in mosquito nets by gas chromatography with electron capture detection (GC-µECD) [PDF]

open access: yes, 2013
Background: Nowadays long-lasting insecticidal mosquito nets (LNs) are frequently used around the world to protect people against malaria vectors. As they contain insecticide, laboratory control is needed to check whether the content of the active ...
Ouattara, Jean Pierre Nabléni   +2 more
core   +2 more sources

Acaricidal activity of small molecule antagonists of the tick kinin receptor against Rhipicephalus microplus acaricide‐susceptible and resistant strains

open access: yesPest Management Science, EarlyView.
Two small molecules, SACC‐0039590 and SACC‐0428788, killed cattle fever tick, R. microplus, susceptible Deutch strain and pyrethroid resistant Arauquita strain larvae. SACC‐0039590 at 1 mM decreased the reproductive parameters of Deutch females. Abstract BACKGROUND Resistance to acaricides underscores the need for tick control alternatives.
Waleed M. Arafa   +2 more
wiley   +1 more source

Imaging and quantitative analysis of insecticide in mosquito net fibers using Time-of-Flight Secondary Ion Mass Spectrometry (ToF-SIMS).

open access: yesPLoS ONE, 2018
Time-of-flight secondary ion mass spectrometry (ToF-SIMS) analysis was used to qualitatively and quantitatively assess the distribution of permethrin insecticide on the surfaces and interiors of Olyset long-lasting insecticidal net (LLIN) fibers.
Stephen C Smith   +3 more
doaj   +1 more source

Evaluation of synthetic repellents on mosquito nets in experimental huts against insecticide-resistant Anopheles gambiae and Culex quinquefasciatus mosquitoes.

open access: yes, 2006
Owing to the development of pyrethroid resistance in Anopheles gambiae, there is a need to develop chemical alternatives for use on mosquito nets. Synthetic insect repellents are widely used for personal protection as skin or clothing applications.
Carnevale, Pierre   +4 more
core   +1 more source

Long‐term impact of exposure to Royal Guard, a pyriproxyfen‐based bed net, on pyrethroid‐resistant malaria vectors from Cameroon using DNA‐based metabolic resistance markers

open access: yesPest Management Science, Volume 81, Issue 4, Page 2165-2180, April 2025.
We used recently detected P450 DNA‐based markers of pyrethroid resistance in both Anopheles funestus and Anopheles gambiae to demonstrate that although pyrethroid‐resistant mosquitoes have higher ability to survive and live longer after exposure to Royal Guard, this net significantly affects their lifespan, blood feeding ability and interestingly ...
Emilie S Ngongang‐Yipmo   +8 more
wiley   +1 more source

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