Results 51 to 60 of about 3,960,033 (316)

Prey switching with a linear preference trade-off [PDF]

open access: yes, 2013
In ecology, prey switching refers to a predator's adaptive change of habitat or diet in response to prey abundance. In this paper, we study piecewise-smooth models of predator-prey interactions with a linear trade-off in a predator's prey preference.
Maini, P. K., Piltz, S, Porter, M A
core   +2 more sources

Corporate governance compliance and disclosure in the banking sector: using data from Japan [PDF]

open access: yes, 2010
Using regression model this study investigates which characteristics of a bank is associated with the extent of corporate governance disclosure in Japan.
Pran Krishansing Boolaky   +58 more
core   +2 more sources

Pest species diversity enhances control of spider mites and whiteflies by a generalist phytoseiid predator [PDF]

open access: yes, 2010
To test the hypothesis that pest species diversity enhances biological pest control with generalist predators, we studied the dynamics of three major pest species on greenhouse cucumber: Western flower thrips, Frankliniella occidentalis (Pergande ...
Holstein-Saj, R., van   +4 more
core   +2 more sources

Alternative prey: a mechanism for elimination of bacterial species by protozoa [PDF]

open access: yesApplied and Environmental Microbiology, 1983
Antibiotic-resistant strains of Salmonella typhimurium and Klebsiella pneumoniae died readily after their addition to raw sewage, but they grew in sterilized sewage. The decline was not a result of abiotic stresses, and because the bacteria were able to survive in large numbers for at least 15 days in solutions containing no organic nutrients, it was ...
L M, Mallory   +3 more
openaire   +2 more sources

Plant Resources as a Factor Altering Emergent Multi-Predator Effects. [PDF]

open access: yesPLoS ONE, 2015
Multiple predator effects (MPEs) can modify the strength of pest regulation, causing positive or negative deviations from those that are predicted from independent effects of isolated predators.
Dionyssia A Maselou   +3 more
doaj   +1 more source

Omnivory by planktivores stabilizes plankton dynamics, but may either promote or reduce algal biomass [PDF]

open access: yes, 2010
Classical models of phytoplankton–zooplankton interaction show that with nutrient enrichment such systems may abruptly shift from limit cycles to stable phytoplankton domination due to zooplankton predation by planktivorous fish.
Araujo, A.I.L.   +4 more
core   +2 more sources

Multitrophic interactions among plants, aphids, alternate prey and shared natural enemies - a review

open access: yesEuropean Journal of Entomology, 2008
Given the generalist tendencies of most predatory arthropods, it is widely thought that their impact on a particular prey species in a given habitat (e.g., an insect pest in a crop) will depend frequently on the local availability of other prey (which ...
Edward W. EVANS
doaj   +1 more source

Trophic niche divergence among colour morphs that exhibit alternative mating tactics [PDF]

open access: yesRoyal Society Open Science, 2016
Discrete colour morphs associated with alternative mating tactics are assumed to be ecologically equivalent. Yet suites of behaviours linked with reproduction can also favour habitat segregation and exploitation of different prey among morphs.
Matthew S. Lattanzio, Donald B. Miles
doaj   +1 more source

Predatory Encounters of Yllenus Arenarius (Araneae, Salticidae) with Flies (Diptera) [PDF]

open access: yes, 2010
Predatory behaviour of Yllenus arenarius hunting flies (Diptera) was studied. The general spider's approach and capture was typical for salticids hunting prey that has high ability to escape. Two modes of approach in close proximity of prey were observed.
Bartos, Maciej
core   +2 more sources

Alternative prey influence the predation of mosquito larvae by three water bug species (Heteroptera: Nepidae)

open access: yesLimnological Review, 2020
The indirect interactions among multiple prey sharing a common predator characterize apparent competition. In conservation biological control involving mosquitoes and controphic prey against generalist insect predators, apparent competition may be a ...
Saha Nabaneeta   +3 more
doaj   +1 more source

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