Results 71 to 80 of about 3,669 (224)

Metabarcoding of Pollen Carried by Syrphids Reveals Novel Plant–Pollinator Interactions in a Protected Natural Area and Agricultural Sites

open access: yesEntomologia Experimentalis et Applicata, EarlyView.
Using DNA metabarcoding, this study investigates pollen transported by syrphids (Syrphidae) in the Dolomiti Bellunesi National Park and agricultural sites in Northern Italy. The analysis reveals a high diversity of visited plant taxa, including previously undocumented plant–pollinator interactions.
Serena Magagnoli   +6 more
wiley   +1 more source

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

Red list and checklist of the hoverflies of Berlin [PDF]

open access: yes, 2018
Die vorliegende Liste ist die erste Fassung einer Roten Liste der Schwebfliegen für Berlin. Gegenwärtig sind 252 Schwebfliegenarten aus Berlin bekannt, von denen 17 Arten als Neufunde und weitere 17 Arten als Wiederfunde eingestuft werden. Die Rote Liste
Saure, Christoph
core   +1 more source

The diversity, spatial structure, and significance of the Syrphidae population in the territory of the Listové Lake Nature Reserve [PDF]

open access: yesJournal of Central European Agriculture
In the territory of the Listové Lake Nature Reserve research on the family Syrphidae was conducted on two study areas during the years 2021 and 2022.
Mária Babošová, Jana Porhajašová
doaj   +1 more source

Does the munch affect the bunch? Using community science to explore insect herbivory and fruit production in an understory plant

open access: yesEcological Entomology, EarlyView.
We used iNaturalist records, a longitudinal field survey, and a simulated herbivory experiment to explore how insect herbivory factors are associated with Cornus canadensis fruit production. Naturally observed internal and external insect herbivory was mostly low intensity and did not have a strong relationship with fruit production.
Maria Duynisveld   +3 more
wiley   +1 more source

Non‐crop habitats and cover crops as potential ecological corridors and stepping stones for autumnal migrating hoverflies

open access: yesInsect Conservation and Diversity, EarlyView.
Mass migration of hoverflies was observed near Prague city in a highly agricultural landscape, representing only the second record of hoverfly migration in the Czech Republic. This rare observation was likely driven by the need to rest, shelter and replenish energy, although most flowers had already finished blooming.
Antonín Hlaváček   +3 more
wiley   +1 more source

Field Attraction of Natural Enemies to Methyl Salicylate Differs Between Annual and Perennial Cropping Systems

open access: yesJournal of Applied Entomology, EarlyView.
ABSTRACT Methyl salicylate (MeSA) is an herbivore‐induced plant volatile (HIPV) known to attract natural enemies of herbivores; however, its effectiveness as a semiochemical across diverse cropping systems and broad geographic regions remains unclear. In this 2‐year field study, we sampled natural enemies using MeSA‐baited and unbaited (control) yellow
Yahel Ben‐Zvi   +20 more
wiley   +1 more source

Multitrophic ecosystem services of hoverflies in strawberry [PDF]

open access: yes, 2020
Agricultural advances in the last half-century have enabled the production of larger harvests. However, farmland is now at greater risk of pest outbreaks due to losses of genetic diversity within crops rendering crop plants more vulnerable to disease ...
Hodgkiss, Dylan
core  

Spillover of tachinids and hoverflies from different field margins [PDF]

open access: yes, 2016
2015AbstractThe introduction and conservation of field margins have been proposed as an intervention to counteract the decline infarmland biodiversity. However, how these margins can affect the movement of species and individuals (i.e.
Inclán, D. J   +11 more
core   +1 more source

Abundance of adult hoverflies (Diptera: Syrphidae) on different flowering plants

open access: yesCaspian Journal of Environmental Sciences, 2008
Encouraging natural enemies by growing attractive plants is considered an effective method of pest control in organic farming. However, it is important to identify which flowers best attract beneficial insects.
Sadeghi, H.
doaj  

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