Results 61 to 70 of about 49,942 (204)

Plant and insect functional traits influence herbivore performance under climate change

open access: yesOikos, EarlyView.
Climate change is expected to disrupt many trophic interactions, including those between insect herbivores and their host plants, which could have detrimental effects at the ecosystem level. However, the response of insect herbivory to climate change can vary widely across species, and an understanding of the mechanisms underlying this variation is ...
Jessica M. Guezen, Madhur Anand
wiley   +1 more source

Spodoptera mauritia

open access: yes, 1942
5.Spodoptera mauritia (Boisduval). Hadena mauritia Boisduval, Nouv. Ann. Mus. Hist. Nat. Paris 2 (2): 240, 1833. Spodoptera mauritia, Hampson, Fauna Brit. India, Moths 2: 248, 1894. Piti, at light, May 9, 13, August 8, 9, 12, 13, 17, 18, Sept. 4, 7, 16, 24, Oct. 18, Nov. 26, Swezey; Sasa, Sept.
openaire   +1 more source

Synthetic polymer nanocarrier enhances dsRNA stability but not RNAi efficacy in Brassicogethes aeneus

open access: yesPest Management Science, EarlyView.
Experimental setup for dsRNA feeding in Brassicogethes aeneus to evaluate the effect of a synthetic polymer nanocarrier on RNAi efficiency. The experiment assessed whether the nanocarrier enhances RNAi after oral dsRNA delivery. (a) Stability of dsRNA–nanocarrier complexes was tested in simulated gut conditions. (b) Gene expression of αCOP and dre4 was
Triin Kallavus   +13 more
wiley   +1 more source

PRIMEIRO REGISTRO DE OCORRÊNCIA De Spodoptera spp. (Lepidoptera: Noctuidae) ATACANDO CROTALÁRIA NO ESTADO DE ALAGOAS, BRASIL

open access: yesRevista Caatinga, 2009
The occurrence of Spodoptera eridania (Cremer, 1782), Spodoptera dolichus (Fabricius, 1794) and Spodoptera cosmioidess (Walker) is registered for the first time attacking Crotalaria spp.
Nivia da Silva Dias   +3 more
doaj  

Screening for extracts with insect antifeedant properties in native plants from central Argentina [PDF]

open access: yes, 2014
Se evaluaron los extractos etanólicos obtenidos de las partes aéreas de 64 plantas de la región Central de Argentina, como antialimentarios de insectos mediante ensayos de elección, contra Epilachna paenulata (Coleoptera: Coccinellidae).
Carpinella, Maria Cecilia   +5 more
core  

Control failure risk, resistance and enzymatic activity of neurotoxic insecticides in Brazilian populations of Leucoptera coffeella (Lepidoptera: Lyonetiidae)

open access: yesPest Management Science, EarlyView.
Bioassays of 36 Leucoptera coffeella populations revealed resistance to neurotoxic insecticides, control failures of ≤62.9% and enzyme activity variation, with particularly high GST and low AChE levels. Abstract Background Leucoptera coffeella is a key pest of coffee crops in Brazil, causing significant damage by mining coffee leaves.
Daianna P. Costa   +6 more
wiley   +1 more source

TOKSISITAS EKSTRAK BUAH MAHKOTA DEWA (Phaleria papuena Warb.) TERHADAP ULAT GRAYAK (Spodoptera litura F.) DI LABORATORIUM

open access: yesJurnal Agrotek Tropika, 2018
Dalam budidaya tanaman, salah satu kendala utama yang menjadi penghambat produksi baik secara kualitas maupun kuantitas adalah adanya serangan organisme pengganggu tanaman.
Irvan Zestyadi R.S.   +2 more
doaj   +1 more source

Structure and function of the moth mushroom body [PDF]

open access: yes, 2006
The mushroom bodies are paired, high-order neuropils in the insect brain involved in complex functions such as learning and memory, sensory integration, context recognition and olfactory processing.
Sjöholm, Marcus
core  

Resistance status of the carmine spider mite, Tetranychus cinnabarinus and the twospotted spider mite, Tetranychus urticae to selected acaricides on strawberries. [PDF]

open access: yes, 2015
The carmine spider mite, Tetranychus cinnabarinus (Boisduval) and the twospotted spider mite, Tetranychus urticae Koch, are serious pests of strawberries and many other horticultural crops.
Bi, Jian-Long   +3 more
core   +1 more source

Seedling resistance and chemical defenses against Psylliodes chrysocephala: the roles of seed age and sinapinic acid in Sinapis alba and Brassica napus

open access: yesPest Management Science, EarlyView.
The cabbage stem flea beetle (Psylliodes chrysocephala) is a major pest of winter oilseed rape (Brassica napus). We tested B. napus and Sinapis alba seedlings for feeding resistance and underlying chemical defenses. S. alba was least damaged, while metabolite profiles revealed resistance‐linked compounds, highlighting breeding potential for insect ...
Daniel Rüde   +4 more
wiley   +1 more source

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