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Spodoptera frugiperda (Sf-9)

Insecticidal effects of eudesmanes from Pluchea sagittalis (Asteraceae) on Spodoptera frugiperda and Ceratitis capitata

Insecticidal effects of eudesmanes from Pluchea sagittalis (Asteraceae) on Spodoptera frugiperda and Ceratitis capitata

... Abstract— Eudesmanoids play an important role in the protection of plants against herbivores. Pluchea sagittalis (Lamarck) Cabrera (Asteraceae) is widespread in tropical South America and contains compounds that provide ...

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Investigating the molecular mechanisms of organophosphate and pyrethroid resistance in the fall armyworm Spodoptera frugiperda

Investigating the molecular mechanisms of organophosphate and pyrethroid resistance in the fall armyworm Spodoptera frugiperda

... armyworm Spodoptera frugiperda is an economically important pest of small grain crops that occurs in all maize growing regions of the ...S. frugiperda strains collected in Brazil to chlorpyrifos (OP ...

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P64, a Novel Major Virion DNA-Binding Protein Potentially Involved in Condensing the Spodoptera frugiperda Ascovirus 1a Genome

P64, a Novel Major Virion DNA-Binding Protein Potentially Involved in Condensing the Spodoptera frugiperda Ascovirus 1a Genome

... In this regard, counts of immunogold dots on eight mi- crographs of purified virions chosen randomly showed that for 508 virions, 70 (73%; ⬃ 1 dot per 7.3 virions) of 95 dots observed were located inside SfAV1a virions, ...

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Resistance of fall armyworm, Spodoptera frugiperda (J.E. Smith) to Bacillus thuringiensis

Resistance of fall armyworm, Spodoptera frugiperda (J.E. Smith) to Bacillus thuringiensis

... armyworm, Spodoptera frugiperda, is a major corn pest in both the South and North ...S. frugiperda in Puerto Rico became highly resistant to Cry1F corn (Storer et ...S. frugiperda becomes a ...

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Insecticidal Activity of Annonaceous Acetogenins and Their Derivatives on Spodoptera frugiperda Smith (Lepidoptera: Noctuidae)

Insecticidal Activity of Annonaceous Acetogenins and Their Derivatives on Spodoptera frugiperda Smith (Lepidoptera: Noctuidae)

... Spodoptera frugiperda (J.E. Smith) is a polyphagous lepidopteran commonly called fall armyworm, a major pest in corn fields where it feeds on leaves, tassels and ears of corn [31]. Severe damages are ...

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Comparative proteomics analysis of Spodoptera frugiperda cells during Autographa californica multiple nucleopolyhedrovirus infection

Comparative proteomics analysis of Spodoptera frugiperda cells during Autographa californica multiple nucleopolyhedrovirus infection

... Baculoviruses are classified into two genera, the nucleo- polyhedroviruses (NPVs) and the granuloviruses (GVs); NPVs can be further subdivided into groups I and II based on phylogenetic studies of many genes [1]. ...

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Interactions between Spodoptera frugiperda (Lepidoptera: Noctuidae) and Bt-transgenic sweet corn.

Interactions between Spodoptera frugiperda (Lepidoptera: Noctuidae) and Bt-transgenic sweet corn.

... ABSTRACT Field tests were conducted to investigate the effects of Cry1Ab toxin of Bacillus thuringiensis expressed in transgenic sweet corn (Attribute) on larval dispersal of the fall armyworm, Spodoptera ...

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Virus protein transport across the gut epithelium of Spodoptera frugiperda (Lepidoptera: Noctuidae)

Virus protein transport across the gut epithelium of Spodoptera frugiperda (Lepidoptera: Noctuidae)

... A wide range of proteins move via vesicular transport across insect gut epithelial cells for release into the hemocoel. The utility of such transcytosed proteins for delivery of insect- specific neurotoxins from the gut ...

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DEVELOPMENT OF BIO INSECTICIDES AGAINST SPODOPTERA FRUGIPERDA USING CHITINOLYTIC BACTERIA

DEVELOPMENT OF BIO INSECTICIDES AGAINST SPODOPTERA FRUGIPERDA USING CHITINOLYTIC BACTERIA

... From the above results, it is concluded that all three isolates have potential insecticidal activity where isolate A1 which is an Actinomycetes species is the most effective and has great potential for the production of ...

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Estádio de adaptação de Spodoptera frugiperda (J  E  Smith) (Lepidoptera: Noctuidae) em hospedeiros alternativos

Estádio de adaptação de Spodoptera frugiperda (J E Smith) (Lepidoptera: Noctuidae) em hospedeiros alternativos

... lagarta-do-cartucho, Spodoptera frugiperda ...S. frugiperda em 17 espécies hospedeiras, cultivadas ou selvagens, mais comuns no agroecossistema ...S. frugiperda recém-eclodidas foram ...

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Structural Factors of Annonaceous  Acetogenins and Their Semisynthetic  Analogues Related with the Toxicity on  Spodoptera frugiperda

Structural Factors of Annonaceous Acetogenins and Their Semisynthetic Analogues Related with the Toxicity on Spodoptera frugiperda

... In addition, the insecticidal properties of acetogenins against several key crop pests in different parts of the world have repeatedly been described [5]. Spodoptera frugiperda (J.E. Smith) is a polyphagous ...

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Fall armyworm (Spodoptera frugiperda Smith) feeding elicits differential defense responses in upland and lowland switchgrass

Fall armyworm (Spodoptera frugiperda Smith) feeding elicits differential defense responses in upland and lowland switchgrass

... Switchgrass (Panicum virgatum L.) is a low input, high biomass perennial grass being devel- oped for the bioenergy sector. Upland and lowland cultivars can differ in their responses to insect herbivory. Fall armyworm ...

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Sf29 Gene of Spodoptera frugiperda Multiple Nucleopolyhedrovirus Is a Viral Factor That Determines the Number of Virions in Occlusion Bodies

Sf29 Gene of Spodoptera frugiperda Multiple Nucleopolyhedrovirus Is a Viral Factor That Determines the Number of Virions in Occlusion Bodies

... During plaque assay purification of the Nicaraguan isolate (SfNIC) of Spodoptera frugiperda multiple NPV (SfMNPV) wild-type population, nine genotypes could be differentiated by their DNA restriction ...

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Analysis of the Spodoptera frugiperda Nuclear Polyhedrosis Virus Genome by Restriction Endonucleases and Electron Microscopy

Analysis of the Spodoptera frugiperda Nuclear Polyhedrosis Virus Genome by Restriction Endonucleases and Electron Microscopy

... In this report, the restriction endonuclease patterns of DNA from a strain of Spodoptera frugiperda nuclear polyhedrosis virus SfNPV for BamHI, EcoRI, and HindlIl were determined and use[r] ...

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A SUSTAINABLE APPROACH TO THE BIORATIONAL MANAGEMENT
OF THE INVASIVE FALL ARMYWORM (SPODOPTERA FRUGIPERDA)
(LEPIDOPTERA: NOCTUIDAE) IN TANZANIA

A SUSTAINABLE APPROACH TO THE BIORATIONAL MANAGEMENT OF THE INVASIVE FALL ARMYWORM (SPODOPTERA FRUGIPERDA) (LEPIDOPTERA: NOCTUIDAE) IN TANZANIA

... Murua, M. G., M. T. Vera, S. Abraham, M. L. Juarez, S. Prieto, G. P. Head, and Willinki, E. 2008. Fitness and mating compatibility of Spodoptera frugiperda (Lepidoptera: Noctuidae) populations from ...

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Damage to Cotton Fruiting Structures by the Fall Armyworm, Spodoptera frugiperda (Lepidoptera: Noctuidae)

Damage to Cotton Fruiting Structures by the Fall Armyworm, <em>Spodoptera frugiperda</em> (Lepidoptera: Noctuidae)

... Cotton at three stages of crop phenological development was infested with eggs and third instar larvae of the fall armyworm, Spodoptera frugiperda (J.E. Smith), to determine the effect of larval feeding on ...

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Identification of a Novel Rhabdovirus in Spodoptera frugiperda Cell Lines

Identification of a Novel Rhabdovirus in Spodoptera frugiperda Cell Lines

... from Spodoptera frugiperda, is used as a cell substrate for biological products, and no viruses have been reported in this cell line after extensive ...S. frugiperda rhabdovirus (Sf-rhabdovirus) was ...

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Sorghum seed maturity affects the weight and feeding duration of immature corn earworm, Helicoverpa zea, and fall armyworm, Spodoptera frugiperda, in the laboratory

Sorghum seed maturity affects the weight and feeding duration of immature corn earworm, Helicoverpa zea, and fall armyworm, Spodoptera frugiperda, in the laboratory

... armyworm, Spodoptera frugiperda ...S. frugiperda populations can cause significant yield reduction by feeding directly on developing sorghum seeds (Young and Teetes ...S. frugiperda are the ...

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Natural and Derivatized Acetogenins Promising for the Control of Spodoptera frugiperda Smith

Natural and Derivatized Acetogenins Promising for the Control of Spodoptera frugiperda Smith

... Spodoptera frugiperda’s natural life cycle is between 26 and 31 days. Females lay be- tween 200 and 300 eggs for 5 to 6 days. Larvae emerge between 48 and 72 h and remain in this state between 12 and 15 days. ...

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Fall Armyworm, Spodoptera frugiperda (JE Smith) (Lepidoptera: Noctuidae), Female Moths Respond to Herbivore-Induced Corn Volatiles

Fall Armyworm, Spodoptera frugiperda (JE Smith) (Lepidoptera: Noctuidae), Female Moths Respond to Herbivore-Induced Corn Volatiles

... The fall armyworm, Spodoptera frugiperda (J.E. Smith) (Lepidoptera: Noctuidae), is a cosmopolitan pest of corn crops (Sparks 1979) that has been known to attack other crops in Brazil, such as rice, wheat, ...

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