Results 61 to 70 of about 9,024 (215)

Performance of Fall Armyworm Spodoptera frugiperda Reared on Various Horticultural Crops

open access: yesEntomologia Experimentalis et Applicata, Volume 174, Issue 4, Page 309-320, April 2026.
The developmental performance and reproductive success of the Australian population of fall armyworm (Spodoptera frugiperda) were evaluated on five horticultural crops under laboratory conditions. Sweetcorn and bean supported rapid development, lower mortality, and higher fecundity (good performance); whereas capsicum, strawberry, and okra resulted in ...
Rajendra Regmi   +5 more
wiley   +1 more source

Biogenic amines in protocerebral A2 neurosecretory neurons of Lymantria dispar L. (Lepidoptera:Lymantriidae): Response to trophic stress [PDF]

open access: yes, 2011
The number, morphometric parameters and amount of aminergic neurosecretory product of protocerebral A2 neurosecretory neurons were investigated in the fifth instar of Lymantria dispar caterpillars, following a suitable or unsuitable trophic regime ...
Ilijin Larisa   +6 more
core   +1 more source

Climate Change Has Already Reshaped North American Forest Pest Dynamics: Insights From Multidecadal Process‐Based Modelling

open access: yesGlobal Change Biology Communications, Volume 1, Issue 1, March 2026.
Climate change has rapidly expanded and shifted suitable climate conditions for eight major forest pests across North America, especially toward northern and higher elevation areas. Host exposure and overlap among pests are increasing, raising ecological and economic risks, and signaling accelerating future impacts under continued warming.
Yan Boulanger   +5 more
wiley   +1 more source

Juvenilhormon-Esterase, ein Schlüsselenzym in Wirt-Parasitoid-Interaktionen [PDF]

open access: yes, 2008
Hymenopteran endoparasitoids that develop inside their lepidopteran host may exert a multitude of interactions with their host until they are able to emerge successfully from a developmentally arrested host that finally dies.
Nussbaumer, Christa   +2 more
core  

Modeling stratified dispersal in forest pests: A case study of the mountain pine beetle in Alberta

open access: yesEcology, Volume 107, Issue 2, February 2026.
Abstract Forest pests pose critical threats to forest ecosystems worldwide, yet accurately predicting their spatial spread remains challenging due to complex dispersal behaviors, weather effects, and the inherent difficulty of tracking small organisms across large landscapes.
Evan C. Johnson   +2 more
wiley   +1 more source

Limited Genetic Structure of Gypsy Moth Populations Reflecting a Recent History in Europe

open access: yesInsects, 2018
The gypsy moth, Lymantria dispar, a prominent polyphagous species native to Eurasia, causes severe impacts in deciduous forests during irregular periodical outbreaks.
Nikola Lacković   +5 more
doaj   +1 more source

Contributions of gut bacteria to -induced mortality vary across a range of Lepidoptera [PDF]

open access: yes, 2015
Background Gut microbiota contribute to the health of their hosts, and alterations in the composition of this microbiota can lead to disease.
Courtney J Robinson   +5 more
core   +1 more source

The Vulnerability of New Zealand Forage Plants to Incursions by New Pests, Pathogens and Weeds, and the Case for Greater Protection

open access: yesNew Zealand Journal of Agricultural Research, Volume 69, Issue 1, February 2026.
We outline the diversity of pests, weeds and plant pathogens absent from New Zealand that threaten forage production, examine their potential import pathways, and outline the challenges of managing them should they arrive. The number and diversity of threats and pathways indicates ongoing incursions are inevitable.
Craig B. Phillips   +9 more
wiley   +1 more source

Effects of methoxyfenozide on ecdysone receptor complex expression in larval Asian gypsy moth

open access: yesOpen Life Sciences, 2015
As a target of insect growth regulators, the ecdysone receptor complex binds ecdysone agonists to regulate gene transcription, development, and growth.
Wu Shao-ping   +6 more
doaj   +1 more source

Phylloplane Sterilization With Bleach Does Not Reduce Btk Toxicity for \u3ci\u3ePapilio Glaucus\u3c/i\u3e Larvae (Lepidoptera: Papilionidae) [PDF]

open access: yes, 2018
Neonate tiger swallowtail larvae (Papilio glaucus) were used to bioassay the effects of Btk (Bacillus thuringiensis var. kurstaki) at 4 doses (0.268, 0.034, 0.008, and 0.004 BIU per cm leaf surface) with an untreated control.
Haas, Laura, Scriber, J. Mark
core   +2 more sources

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