Results 31 to 40 of about 4,457,944 (306)

Four newly recorded species of the genus Meteorus Haliday (Hymenoptera: Braconidae: Euphorinae) from Korea

open access: yesJournal of Asia-Pacific Biodiversity, 2017
Four species of the genus Meteorus (Hymenoptera: Braconidae: Euphorinae) are reported for the first time from Korea: Meteorus brevicauda Thomson, 1895, Meteorus colon Haliday, 1835, Meteorus kunashiricus Belokobylskij, 1995, and Meteorus vexator Haliday,
Hye-Rin Lee   +3 more
doaj   +1 more source

Development of a Stage- and Species-Specific RNAi System for Molecular Insights in Trichogramma Wasps

open access: yesInsects
Trichogramma wasps, egg parasitoids widely used to control lepidopteran pests, have long eluded in-depth molecular mechanistic studies due to their minute size and genetic tool scarcity. While previous RNAi efforts were restricted to T.
Zelong Yang   +11 more
doaj   +1 more source

Comparative Toxicity of Some Pesticides to Tetranychus urticae Koch and two Phytoseiid Mites [PDF]

open access: yesAcarines: Journal of the Egyptian Society of Acarology, 2013
The toxicity of nine insecticides (carbosulfan, chlorepyrifos ethyl, cypermethrin, deltamethrin, deltamethrin + dimethoate, dimethoate,diflubenzuron, and teflubenzuron), and six fungicides (carbendazim, chlorothalonil, difenoconazole, hexaconazole ...
M. Halloum, S. Qerhaili
doaj   +1 more source

Smelling the wood from the trees: non-linear parasitoid responses to volatile attractants produced by wild and cultivated cabbage [PDF]

open access: yes, 2011
Despite a large number of studies on herbivore-induced plant volatiles (HIPVs), little is known about which specific compounds are used by natural enemies to locate prey- or host- infested plants.
Harvey, Jeffrey A.   +14 more
core   +3 more sources

Impact of a nonnative parasitoid species on intraspecific interference and offspring sex ratio

open access: yesScientific Reports, 2021
In an assemblage of multiple predators sharing a single prey species, the combined effects of the component species may scale unpredictably because of emergent interspecific interactions.
Yao Zhuo Zhang   +3 more
doaj   +1 more source

Underground Signals: The Ecological Power of Root Volatiles

open access: yesAdvanced Science, EarlyView.
Root volatiles mediate rhizosphere chemical communication, shaping interactions among plants, microbes, herbivores, and natural enemies. Their production, transport, and perception underpin ecological adaptation, multitrophic interactions, and plant resilience, offering opportunities for sustainable crop protection, resilient agroecosystems, and ...
Xueyao Cao   +31 more
wiley   +1 more source

Stably transmitted defined microbial community in honeybees preserves Hafnia alvei inhibition by regulating the immune system

open access: yesFrontiers in Microbiology, 2022
The gut microbiota of honeybees is highly diverse at the strain level and essential to the proper function and development of the host. Interactions between the host and its gut microbiota, such as specific microbes regulating the innate immune system ...
Jieni Wang   +11 more
doaj   +1 more source

A Decoy‐Receptor‐Armed Biomimetic Nanotherapeutic With Inherent Tropism for Conserved Pathogenic Macrophages for Treating Osteoarthritis and Intervertebral Disc Degeneration

open access: yesAdvanced Science, EarlyView.
A biomimetic doppelgänger nanosystem neutralizes extracellular inflammatory cytokines and silences intracellular pyroptosis, reprogramming pathogenic macrophages to attenuate both joint and spine degeneration. ABSTRACT Osteoarthritis (OA) and intervertebral disc degeneration (IVDD) are debilitating musculoskeletal disorders driven by shared ...
Fudong Li   +9 more
wiley   +1 more source

Wolbachia infection facilitates adaptive increase in male egg size in response to environmental changes

open access: yesScientific Reports
Under challenging conditions such as maladapted biotic and abiotic conditions, females can plastically adjust their egg size (gamete or zygote size) to counteract fitness declines early in life.
Eloïse Leroy   +4 more
doaj   +1 more source

Toxicity of Seven Acaricides to Teranychid and Phytoseiid Mites in Apple Orchards and Under Laboratory Conditions [PDF]

open access: yesAcarines: Journal of the Egyptian Society of Acarology, 2012
The toxicity of seven acaricides (abamectin,  amitraz, azocyclotin, fenbutatin  oxide, propargite, pyrimidifin and spirodiclofen)  to  Tetranychus urticae Koch, Panonychus ulmi Koch (Acari:  Tetranychidae) and the  predatory phytoseiid mites (Neoseiulus 
M. Halloum, Safaa Qerhaili
doaj   +1 more source

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