Results 71 to 80 of about 22,549 (224)

Multiple recombination events between two cytochrome P450 loci contribute to global pyrethroid resistance in Helicoverpa armigera. [PDF]

open access: yesPLoS ONE, 2018
The cotton bollworm, Helicoverpa armigera (Hübner) is one of the most serious insect pest species to evolve resistance against many insecticides from different chemical classes.
Thomas K Walsh   +19 more
doaj   +1 more source

Scent Goes Digital: The Role of Insect Odorant Binding Proteins in Modern Technology

open access: yesBioFactors, Volume 52, Issue 1, January/February 2026.
This review delves into bioinspired olfactory biosensors, focusing on insect odorant binding proteins (OBPs) as core elements of hybrid bionic platforms for volatile compound detection. Highlighting the development of the biological electronic nose (BE‐NOSE), it examines current prototypes, outlines advantages over conventional methods, and explores ...
Maddalena Ventura   +5 more
wiley   +1 more source

PENGARUH Zea mays L. DAN Tagetes erecta L. SEBAGAI TANAMAN PERANGKAP TERHADAP POPULASI Helicoverpa armigera Hubn. (LEPIDOPTERA: NOCTUIDAE) PADA TOMAT ORGANIK

open access: yesJurnal HPT (Hama Penyakit Tumbuhan), 2016
ABSTRAK Salah satu kendala dalam meningkatkan hasil produksi tomat adalah adanya serangan Helicoverpa armigera Hubn. Dalam pertanian organik, salah satu cara pengendalian yang dapat dilakukan adalah dengan menanam tanaman perangkap hama.
Fita Fitriatul Wahidah   +2 more
doaj  

History and Current Status of Development and Use of Viral Insecticides in China

open access: yesViruses, 2015
The use of insect viruses as biological control agents started in the early 1960s in China. To date, more than 32 viruses have been used to control insect pests in agriculture, forestry, pastures, and domestic gardens in China. In 2014, 57 products from
Xiulian Sun
doaj   +1 more source

Could the Biological Potency of Porcelia macrocarpa R.E. Fries (Annonaceae) be Linked to Its Diverse Metabolite Profile?

open access: yesChemistry &Biodiversity, Volume 23, Issue 1, January 2026.
ABSTRACT Porcelia macrocarpa is a Brazilian plant species belonging to the Annonaceae family. To date, more than 190 compounds have been identified and/or isolated from this species, with terpenoids comprising the majority (62%). Alkaloids represent the second most abundant class (11%), followed by steroids (4%), acetogenins (4%), fatty acids (4 ...
Fernanda Thevenard   +4 more
wiley   +1 more source

Validation of weather based forewarning model for Helicoverpa armigera in chickpea

open access: yesThe Indian Journal of Agricultural Sciences, 2019
Weather based forewarning model for Helicoverpa armigera developed earlier was validated by recording the activity of H. armigera through pheromone trap catches in chickpea sown during rabi 2017–18 at IARI, New Delhi. The moth activity of H.
D SAGAR   +2 more
doaj   +1 more source

Injection but not ingestion of a mixed virus suspension in Queensland fruit fly (Bactrocera tryoni) shifts persistent covert infection to acute pathology

open access: yesPest Management Science, Volume 82, Issue 1, Page 114-124, January 2026.
Covert and persistent infections with multiple insect‐specific viruses are common in pest fruit flies and may affect pest management strategies. Our study investigated the host effects and viral loads of cripavirus and iflavirus as persistent infections in Queensland fruit fly, and after injection and ingestion of a mixed virus suspension containing ...
Stephen R Sharpe   +4 more
wiley   +1 more source

Species-specific evolution of lepidopteran TspC5 tetraspanins associated with dominant resistance to Bacillus thuringiensis toxin Cry1Ac

open access: yesJournal of Integrative Agriculture
Transgenic crops producing insecticidal proteins from the bacterium Bacillus thuringiensis (Bt) have proven to be highly effective in managing some key pests.
Chenyang Wang   +6 more
doaj   +1 more source

Feeding deterrent and growth inhibitory activities of PONNEEM, a newly developed phytopesticidal formulation against Helicoverpa armigera (Hubner)

open access: yesAsian Pacific Journal of Tropical Biomedicine, 2014
Objective: To assess the feeding deterrent, growth inhibitory and egg hatchability effects of PONNEEM on Helicoverpa armigera (H. armigera). Methods: Five oil formulations were prepared at different ratios to assess the feeding deterrent, growth ...
Soosaimanickam Maria Packiam   +2 more
doaj   +1 more source

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