Results 31 to 40 of about 2,886 (201)
In years 2015 and 2016 around 200 specimens of ladybird species Harmonia axyridis were collected in Slovenia. Ladybirds were dissected and checked under stereomicroscope for presence of nematodes.
Barbara Gerič Stare+2 more
doaj +1 more source
Pollen as an alternative food for Harmonia axyridis
The current study examines the potential of the multicoloured Asian lady beetle Harmonia axyridis (Pallas) (Coleoptera: Coccinellidae) to use pollen as a food to sustain development and reproduction in the absence of insect prey. Three populations of H.
Berkvens, N.+5 more
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Life cycle of Harmonia axyridis in central Europe [PDF]
The development and reproduction, and maximum number of generations across seasons were ascertained for populations of Harmonia axyridis (Pallas) (Coleoptera: Coccinellidae) in Central Europe. Number of generations was calculated using the thermal characteristics of development and summation of daily average air temperatures, in 2007–2016. This species
Honek, A.+6 more
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Mode of overwintering of invasive Harmonia axyridis in the Netherlands [PDF]
After establishment of Harmonia axyridis (Pallas) (Coleoptera: Coccinellidae) in Europe, population densities of native ladybird species have decreased. The post-hibernation onset of female reproduction, a key characteristic influencing population dynamics and competition with related species, was studied.
Raak-van den Berg, C.L.+3 more
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Published as part of Biranvand, Amir, Nedvěd, Oldřich, Tomaszewska, Wioletta, Al Ansi, Amin N., Fekrat, Lida, Haghghadam, Zahra Mojib, Khormizi, Mehdi Zare, Noorinahad, Sara, Şenal, Derya, Shakarami, Jahanshir & Haelewaters, Danny, 2019, The genus Harmonia (Coleoptera, Coccinellidae) in the Middle East region, pp.
Biranvand, Amir+10 more
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Current and potential management strategies against Harmonia axyridis [PDF]
This paper reviews the current and potential methods to control the harlequin ladybird, Harmonia axyridis (Pallas) (Coleoptera: Coccinellidae), an Asian predatory beetle invasive in Europe and the Americas where it has become a human nuisance, a grape and wine pest and a threat to native biodiversity.
Michael E. N. Majerus+4 more
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Understanding of habitat favourability has wide relevance to the invasion biology of alien species. We studied the seasonal dynamics of the alien ladybird Harmonia axyridis (Coleoptera: Coccinellidae) in monoculture Scots pine forest stands in south-west
Zach Peter+13 more
doaj +1 more source
Harmonia axyridis (Pallas) PRINCE EDWARD ISLAND: Kings County: Woodville Mills, 16 August 2002, C.G. Majka, CGMC; Queens County: Harrington, summer 1998, M.E.M. Smith, ACPE; Prince County: Summerside, 4 September 2001, C.G. Majka, CGMC. Newly recorded on Prince Edward Island.
Majka, Christopher G.+1 more
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Beetlehangers.org: harmonizing host–parasite records of Harmonia axyridis and Hesperomyces harmoniae [PDF]
AbstractCitizen science is an increasingly powerful tool to gather large quantities of biological data and to engage the public. The number of citizen science initiatives has rapidly increased in the last 15 years. Invasive alien species such as the harlequin ladybird, Harmonia axyridis (Coleoptera, Coccinellidae), provide a particularly good ...
Michiel D. de Groot+8 more
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Competition for Aphid Prey between Different Lady Beetle Species in a Laboratory Arena
Direct competition for aphid prey (Hemiptera: Aphididae) was evaluated between and among several lady beetle species (Coleoptera: Coccinellidae). The behavior of three native (Coccinella trifasciata, Coleomegilla maculata, and Hippodamia convergens) and ...
Christy Leppanen+2 more
doaj +1 more source