Results 51 to 60 of about 2,850 (199)

The Effects of LED Daylength Extensions on the Daily Activity Patterns of a Greenhouse Biological Control Agent, Aphidius matricariae

open access: yesEntomologia Experimentalis et Applicata, EarlyView.
We used automated activity monitors to examine how light‐emitting diode illumination affects the daily locomotor activity of the parasitoid biocontrol agent Aphidius matricariae. We compared 4‐ to 20 h broad‐spectrum white (BSW) photoperiods, and 12 h BSW photoperiods extended with an additional 6 h of red‐blue, red‐green‐blue, or BSW light, or no ...
Jessica L. Fraser   +2 more
wiley   +1 more source

The influence of plant fertilisation regime on plant-aphid-parasitoid interactions [PDF]

open access: yes, 2003
This thesis examines effects of plant fertilisation regime on herbivore and parasitoid performance for two aphids, Macrosiphum euphorbiae and Myzus persicae, and one parasitoid wasp, Aphidius ervi. Herbivore performance was measured as adult fresh weight
Jansson, Johanna
core  

Do aphid endosymbiotic bacteria influence parasitoid searching behaviour through changes in aphid honeydew production?

open access: yesEcological Entomology, EarlyView.
Hamiltonella defensa infection increases honeydew production in certain aphid genotypes, potentially modifying aphid feeding behaviour. Parasitoid wasps, Aphidius ervi, are more attracted to honeydew from H. defensa‐infected aphids; though larger honeydew amounts may slightly deter searching.
Desiré Macheda   +5 more
wiley   +1 more source

Sublethal effects of chlorantraniliprole and thiamethoxam seed treatments when Lysiphlebus testaceipes feed on sunflower extrafloral nectar [PDF]

open access: yes, 2014
Citation: Moscardini, V. F., Gontijo, P. C., Michaud, J. P., & Carvalho, G. A. (2014). Sublethal effects of chlorantraniliprole and thiamethoxam seed treatments when Lysiphlebus testaceipes feed on sunflower extrafloral nectar. Retrieved from http://krex.
Carvalho, Geraldo A.   +3 more
core   +1 more source

Insectary Plant Species Preferences of Predators and Parasitoid Families in a Mediterranean Horticultural Agroecosystem

open access: yesJournal of Applied Entomology, EarlyView.
ABSTRACT The use of insectary plants to provide alternative food and shelter resources for enhancing natural enemy activity has been established as a common practice in IPM. Candidate flowering plant species have been screened and evaluated for their contribution to enhance life parameters of beneficial insects.
Francesc Gómez Marco   +6 more
wiley   +1 more source

Effect of temperature on the developmental rate, longevity and parasitism of Aphidius ervi Haliday (Hymenoptera: Aphidiidae)

open access: yesPlant Protection Science, 2008
Temperature-dependent development, longevity and parasitism of the parasitoid Aphidius ervi Haliday was measured at four constant temperatures between 15°C and 30°C using Aphis pomi de Geer as host.
Radovan Malina, Ján Praslička
doaj   +1 more source

Potato aphid Macrosiphum euphorbiae performance is determined by aphid genotype and not mycorrhizal fungi or water availability [PDF]

open access: yes, 2017
Intra- and inter-specific variation in plant and insect traits can alter the strength and direction of insect-plant interactions, with outcomes modified by soil biotic and abiotic conditions.
Agrawal   +48 more
core   +2 more sources

Potential Drivers of Successful Biocontrol: A Perspective on Parasitoids

open access: yesNew Zealand Journal of Zoology, Volume 53, Issue 1, March 2026.
Parasitoids are central to classical biological control, yet predicting their long‐term effectiveness post release remains challenging. In Aotearoa New Zealand, three Microctonus (Hymenoptera: Braconidae) species have been used against pest weevils, but key aspects of their biology remain poorly understood.
Meeran Hussain   +3 more
wiley   +1 more source

Efficacy of Anystis baccarum against Foxglove Aphids, Aulacorthum solani, in Laboratory and Small-Scale Greenhouse Trials

open access: yesInsects, 2021
A generalist predatory mite, Anystis baccarum (L.), has been identified as a key predator of small, soft-bodied pest species in various agroecosystems around the world.
Taro Saito, Michael Brownbridge
doaj   +1 more source

Variación morfológica alar de Aphidius ervi (Hymenoptera: Braconidae) proveniente de distintos hospederos áfidos y plantas. [PDF]

open access: yes, 2013
45 p.Los parasitoides son frecuentemente utilizados para el control biológico atacando un amplio rango de hospederos herbívoros. Se les considera hospedero-específicos en general, lo que además de asegurar su efectividad los hace ambientalmente más ...
Villegas González, Cinthya
core   +1 more source

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