Field evolved resistance to carbamates, organophosphates, pyrethroids, and new chemistry insecticides in Spodoptera litura Fab. (Lepidoptera: Noctuidae)

SA Shad, AH Sayyed, S Fazal, MA Saleem… - Journal of Pest …, 2012 - Springer
Abstract Spodoptera litura Fab.(Lepidoptera, Noctuidae) is a polyphagous pest and has
been shown to be resistant to a wide range of insecticides, which has led to sporadic out …

[HTML][HTML] Field resistance of Spodoptera litura (Lepidoptera: Noctuidae) to organophosphates, pyrethroids, carbamates and four newer chemistry insecticides in Hunan …

H Tong, Q Su, X Zhou, L Bai - Journal of Pest Science, 2013 - Springer
The present studies were carried out to evaluate resistance in the populations of Spodoptera
litura Fab.(Lepidoptera, Noctuidae) from five districts of Hunan Province in China to various …

Evidence for field evolved resistance to newer insecticides in Spodoptera litura (Lepidoptera: Noctuidae) from Pakistan

M Ahmad, AH Sayyed, MA Saleem, M Ahmad - Crop Protection, 2008 - Elsevier
The toxicity of representative newer insecticides, which are being used widely in Pakistan,
were investigated against various populations of Spodoptera litura (Fabricius) collected from …

Response of Susceptible Laboratory and Resistant Field Strains of Spodoptera littoralis (Lepidoptera: Noctuidae) to Teflubenzuron

I Ishaa Ya, M Klein - Journal of economic entomology, 1990 - academic.oup.com
Spodoptera littoralis (Boisduval) larvae collected from a cotton field that was heavily sprayed
with conventional insecticides showed strong resistance to organophosphates and …

Efficacy of insecticide mixtures against pyrethroid‐ and organophosphate‐resistant populations of Spodoptera litura (Lepidoptera: Noctuidae)

M Ahmad, MA Saleem… - Pest Management Science …, 2009 - Wiley Online Library
Abstract BACKGROUND: Spodoptera litura (F.) is an important pest worldwide, with over
112 host plants, and is exposed to insecticides throughout the year, resulting in the rapid …

Occurrence of insecticide resistance in field populations of Spodoptera litura (Lepidoptera: Noctuidae) in Pakistan

M Ahmad, MI Arif, M Ahmad - Crop Protection, 2007 - Elsevier
Field populations of Spodoptera litura from Pakistan were evaluated for their resistance to
conventional insecticidal chemistries viz. organochlorine (endosulfan), organophosphates …

Genetics and mechanism of resistance to deltamethrin in a field population of Spodoptera litura (Lepidoptera: Noctuidae)

M Ahmad, AH Sayyed, N Crickmore… - Pest Management …, 2007 - Wiley Online Library
Abstract BACKGROUND: Spodoptera litura (F.) causes enormous losses in many
economically important crops. The genetics of insecticide resistance has been extensively …

Baseline toxicity data of insecticides against the common cutworm Spodoptera litura (Fabricius( and a comparison of resistance monitoring methods

S Huang, J Xu, Z Han - International Journal of Pest Management, 2006 - Taylor & Francis
A susceptible strain of Spodoptera litura (Fab.(was obtained and the baseline toxicity of
more than 10 insecticides was established by both topical application and the leaf dipping …

Variability in resistance pattern of various groups of insecticides evaluated against Spodoptera litura (Fabricius) during a period spanning over three decades

K Murugesan, S Dhingra - Journal of Entomological Research, 1995 - indianjournals.com
Among the eighteen insecticides tested against the third instar larvae of Spodoptera litura
(Fab.), deltamethrin was found to be the most toxic insecticide on the basis of LC50 values …

Monitoring of Resistance to New Chemistry Insecticides in Spodoptera litura (Lepidoptera: Noctuidae) in Pakistan

M Ahmad, R Mehmood - Journal of economic entomology, 2015 - academic.oup.com
The armyworm Spodoptera litura (F.) is a very serious pest of many crops, vegetables, and
ornamentals. Due to persistent application of insecticides, this pest has developed …