Results 51 to 60 of about 538,846 (346)

Development, Survival and Phenology of the Sweetclover Weevil Parasitoid, \u3ci\u3ePygostolus Falcatus\u3c/i\u3e (Hymenoptera: Braconidae) [PDF]

open access: yes, 2018
Biennial sweetclovers were widely used for soil improvement and as for- ages in the first half of the 1900s. The introduction of the sweetclover weevil, Sitona cylindricollis, caused a drastic decline in sweetclover acreage.
Milbrath, Lindsey R, Weiss, Michael J
core   +2 more sources

Lack of phenotypic and evolutionary cross-resistance against parasitoids and pathogens in Drosophila melanogaster [PDF]

open access: yes, 2012
BackgroundWhen organisms are attacked by multiple natural enemies, the evolution of a resistance mechanism to one natural enemy will be influenced by the degree of cross-resistance to another natural enemy.
A Fytrou   +52 more
core   +2 more sources

Choosy egg parasitoids: Specificity of oviposition‐induced pine volatiles exploited by an egg parasitoid of pine sawflies

open access: yesEntomologia Experimentalis et Applicata, 2005
AbstractGeneralist parasitoids are well‐known to be able to cope with the high genotypic and phenotypic plasticity of plant volatiles by learning odours during their host encounters. In contrast, specialised parasitoids often respond innately to host‐specific cues.
Mumm, R.   +3 more
openaire   +1 more source

Behavioural and transcriptional changes in post-mating females of an egg parasitoid wasp species

open access: yesRoyal Society Open Science, 2019
In many animals, mating is essential for the production of offspring by females; however, mating seems to not be necessary in Hymenoptera insects. Virgin females can produce offspring, although the sex of the offspring is all male.
Peng‐Cheng Liu, D. Hao
semanticscholar   +1 more source

Effect of Short Term Cold Storage on the Quality of \u3ci\u3eTrichogramma Brassicae, T. Cacoeciae\u3c/i\u3e, and \u3ci\u3eT. Evanescens\u3c/i\u3e (Hymenoptera: Trichogrammatidae) [PDF]

open access: yes, 2018
Trichogramma cacoeciae Marchall, T. brassicae Bezdenko and T. evanescens Westwood (Hymenoptera: Trichogrammatidae) could be useful in biological control programs of agricultural insect pests.
Ozder, N., Saglam, O.
core   +2 more sources

Trichogramma (Hymenoptera: Trichogrammatidae) Species, Egg Parasitoids of Diatraea saccharalis (Lepidoptera: Crambidae) on Sugarcane (Poales: Poaceae) in Argentina [PDF]

open access: yes, 2016
The aim of this study was to identify egg parasitoids of Diatrea saccharalis F., sensu Guenée (Lepidoptera: Crambidae) in sugarcane in Tucumán, Argentina.
Isas, Marcos Gerardo   +3 more
core   +1 more source

Using the egg parasitoid Anastatus bifasciatus against the invasive brown marmorated stink bug in Europe: can non-target effects be ruled out?

open access: yesJournal of Pest Science, 2018
The brown marmorated stink bug, Halyomorpha halys (Stål) (Hemiptera: Pentatomidae), has been causing massive damage to various fruit and vegetable crops after its arrival in the USA, and more recently in Europe.
Judith M. Stahl, D. Babendreier, T. Haye
semanticscholar   +1 more source

A comparative study on the functional response of Wolbachia-infected and uninfected forms of the parasitoid wasp Trichogramma brassicae [PDF]

open access: yes, 2010
Trichogramma species (Hymenoptera: Trichogrammatidae) are haplo-diploid egg parasitoids that are frequently used as biological control agents against lepidopteran pests.
Allahyari, H.   +4 more
core   +3 more sources

How to escape from insect egg parasitoids: a review of potential factors explaining parasitoid absence across the Insecta

open access: yesProceedings of the Royal Society B, 2020
The egg is the first life stage directly exposed to the environment in oviparous animals, including many vertebrates and most arthropods. Eggs are vulnerable and prone to mortality risks.
N. Fatouros   +4 more
semanticscholar   +1 more source

Proactive assessment of a native North American egg parasitoid, Anastatus reduvii (Hymenoptera: Eupelmidae), as a potential biological control agent of Lycorma delicatula (Hemiptera: Fulgoridae), in California

open access: yesBiological Control
The spotted lanternfly, Lycorma delicatula, native to parts of East Asia and the Indomalayan region, is a polyphagous herbivore poised to become a major global agricultural pest. Since its establishment in the US in 2014, L.
Mari West, Marco Molfini, Mark S. Hoddle
doaj   +1 more source

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