Results 101 to 110 of about 22,549 (224)

HELICOVERPA ARMIGERA-PEST ON TOBACCO PLANTS

open access: yesKNOWLEDGE - International Journal, 2019
Helicoverpa armigera Hubner is а migratory, cosmopolitan and polycyclic species. The pest is known as tobacco bollworm or budworm. The species is polyphagous and is an economically important agricultural pest. The studies were conducted on tobacco plants in the Experimental Field of the Scientific Tobacco Institute - Prilep during 2017/2018. Monitoring
openaire   +1 more source

Specific olfactory neurons and glomeruli are associated to differences in behavioral responses to pheromone components between two Helicoverpa species

open access: yesFrontiers in Behavioral Neuroscience, 2015
Sex pheromone communication of moths helps to understand the mechanisms underlying reproductive isolation and speciation. Helicoverpa armigera and Helicoverpa assulta use (Z)-11-hexadecenal (Z11-16:Ald) and (Z)-9-hexadecenal (Z9-16:Ald) as pheromone ...
Han eWu   +6 more
doaj   +1 more source

Effect of Different Light Spectrum in Helicoverpa armigera Larvae during HearNPV Induced Tree-Top Disease

open access: yesInsects, 2018
Lepidopteran larvae upon infection by baculovirus show positive photo-tactic movement during tree-top disease. In light of many insects exploiting specific spectral information for the different behavioral decision, each spectral wavelength of light is ...
Mandira Katuwal Bhattarai   +3 more
doaj   +1 more source

Entomopoxvirus of cotton bollworm, Helicoverpa armigera (Hbn.).

open access: yesIndian journal of experimental biology, 2003
Occurrence of an Entomopoxvirus (EPV) from a lepidopteran insect viz;. cotton bollworm, H. armigera (HaEPV) along with gross pathological symptoms is reported for the first time in India. Histopathological study revealed that the fat body being the most favoured site of infection followed by haemocytes and gut epithelium.
openaire   +2 more sources

Carbon dioxide drives oviposition in Helicoverpa armigera

open access: yesNational Science Review
Abstract The levels of carbon dioxide (CO2), a powerful greenhouse gas, have risen dramatically over the past century, leading to widespread ecological effects on plants and animals alike, including insects that serve vital roles in many food webs.
Qiuyan Chen   +12 more
openaire   +2 more sources

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