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Influence of Alternative Prey on the Functional Response of a Predator in Two Contexts: With and without Intraguild Predation [PDF]

open access: yesInsects
In biological control, joint releases of predators and parasitoids are standard. However, intraguild predation (IGP) can occur when a predator attacks a parasitoid, potentially affecting pest control dynamics.
Lizette Cicero   +6 more
doaj   +4 more sources

The alternative prey hypothesis revisited: Still valid for willow ptarmigan population dynamics. [PDF]

open access: yesPLoS ONE, 2018
The alternative prey hypothesis predicts that the interaction between generalist predators and their main prey is a major driver of population dynamics of alternative prey species.
Jo Inge Breisjøberget   +4 more
doaj   +2 more sources

Spatiotemporal predictions of the alternative prey hypothesis: Predator habitat use during decreasing prey abundance

open access: yesEcosphere, 2023
The alternative prey hypothesis supposes that predators supported by a primary prey species will shift to consume alternative prey during a decrease in primary prey abundance.
Mitchell J. Brunet   +8 more
doaj   +2 more sources

Changes in life history traits and transcriptional regulation of Coccinellini ladybirds in using alternative prey [PDF]

open access: yesBMC Genomics, 2020
Background Ladybird beetles (Coleoptera, Coccinellidae) are highly diverse in their feeding habits. Most of them are specialist feeders, while some can have a broad spectrum of prey.
Mei-Lan Chen   +6 more
doaj   +2 more sources

Alternative Prey and Predator Interference Mediate Thrips Consumption by Generalists

open access: yesFrontiers in Ecology and Evolution, 2022
Generalist predators’ complex feeding relationships make it difficult to predict their contribution to pest suppression. Alternative prey can either distract predators from attacking pests, weakening biocontrol, or provide food that support larger ...
Olivia M. Smith   +10 more
doaj   +3 more sources

Alternative Prey and Artificial Diet of the Multicolored Asian Lady Beetle Harmonia axyridis: A Review [PDF]

open access: yesInsects
As an important natural enemy insect, Harmonia axyridis has significant biological control effects on a variety of pests such as aphids in agroforestry ecosystems. The large-scale application of H. axyridis has long been limited by the unstable supply of
Qingqiu Zeng   +4 more
doaj   +2 more sources

Consuming alternative prey does not influence the DNA detectability half-life of pest prey in spider gut contents [PDF]

open access: yesPeerJ, 2019
Background Key natural enemy-pest interactions can be mapped in agricultural food webs by analysing predator gut content for the presence of a focal pest species.
Dávid Fülöp   +4 more
doaj   +3 more sources

Pronounced Seasonal Diet Diversity Expansion of Golden Eagles (Aquila chrysaetos) in Northern Greece during the Non-Breeding Season: The Role of Tortoises

open access: yesDiversity, 2022
Golden Eagles are resident in Greece and known to feed mainly on tortoises when breeding. However, information on alternative prey is scarce, especially during the tortoise brumation, that roughly coincides with the eagles’ non-breeding season.
Lavrentis Sidiropoulos   +5 more
doaj   +1 more source

Direct and indirect effects of banker plants on population establishment of Harmonia axyridis and aphid control on pepper crop

open access: yesFrontiers in Plant Science, 2022
Banker plant systems increase biological pest control by supporting populations of natural enemies, i.e., using non-pest arthropod species as alternative prey.
Jie Wang   +8 more
doaj   +1 more source

The White-Tailed Eagle, the Apex Predator, Adjusts Diet towards Larger Prey in Suboptimal Territories

open access: yesDiversity, 2023
The White-tailed eagle, an apex predator, is currently recovering its populations across Europe and has already reached high numbers in many countries. This led to the saturation of eagles in optimal habitats and their encroachment on suboptimal ones. We
Paweł Mirski, Ervin Komar
doaj   +1 more source

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