Results 71 to 80 of about 1,379 (188)

Using citizen science as a research prioritization tool to detect co‐occurrences of the invasive species Harmonia axyridis

open access: yesInsect Conservation and Diversity, Volume 19, Issue 2, Page 452-459, March 2026.
We studied co‐occurrences and potential novel interactions between the invasive ladybird Harmonia axyridis and local biota (plants, arthropods and fungi) across Argentina using citizen science records. We detected co‐occurrences (mainly Asteracea and Aphididae) and previously unreported interactions (predation, parasitism, interspecific mating and ...
Florencia Baudino   +3 more
wiley   +1 more source

Comparative study of architecture and geometry of the date palm male and female inflorescences [PDF]

open access: yes, 2016
The date palm, Phoenix dactylifera L. (Arecaceae), is a subtropical palm widely cultivated for numerous uses and ecosystematic services. The date palm is a dioecious species, which shows a marked dimorphism in inflorescence structure.
Lecoustre, René   +3 more
core  

Effects of temperature and humidity on the presence and prevalence of a common fungal parasite on an invasive ladybird

open access: yesEcological Entomology, Volume 51, Issue 1, Page 86-97, February 2026.
We investigated how temperature and relative humidity influence the parasitic fungus Hesperomyces harmoniae on the invasive ladybird Harmonia axyridis under controlled laboratory conditions. Abiotic factors significantly affect parasitism: High relative humidity increased parasite prevalence, development rate, and load, while both low and high ...
Michiel D. de Groot   +8 more
wiley   +1 more source

Native ladybird decline caused by the invasive harlequin ladybird Harmonia axyridis : evidence from a long‐term field study

open access: yesInsect Conservation and Diversity, 2017
Abstract Harmonia axyridis (Pallas) (Coleoptera: Coccinellidae) is regarded as an invasive non‐native species in Europe, where it has been spreading rapidly since the early years of the 21st century.
Brown, Peter M.J., Roy, Helen E.
openaire   +3 more sources

Pisana polonica (Harmonia axyridis [Pallas], Coleoptera, Coccinellidae) - invazivna koristna vrsta

open access: yesActa Agriculturae Slovenica, 2012
V začetku novembra 2011 smo v okolici Ljubljane na zidovih posameznih stanovanjskih hiš opazili množičen pojav polonic. Nekaj primerkov smo izlovili, da bi določili vrsto.
Žiga LAZNIK   +2 more
doaj   +1 more source

Scots pine forest in Central Europe as a habitat for Harmonia axyridis: temporal and spatial patterns in the population of an alien ladybird

open access: yesFolia Oecologica, 2020
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

Long-term changes in communities of native coccinellids: population fluctuations and the effect of competition from an invasive non-native species [PDF]

open access: yes, 2016
1. We assessed the changes in abundance and community composition of native species of coccinellids (Coleoptera: Coccinellidae) on deciduous trees that occurred between 1970s and 2010s, in the Czech Republic. 2.
Dixon, Anthony F.G.   +4 more
core   +1 more source

Contrasted effects of human pressure on biodiversity in the UK: a multi‐taxonomic assessment using airborne environmental DNA

open access: yesEcography, Volume 2025, Issue 12, December 2025.
Human activities have significantly modified habitats, resulting in a global biodiversity crisis. In this study, we leveraged the first national‐scale biodiversity survey based on airborne environmental DNA, comparing the effects of three human pressure indices increasing in complexity and scope – a binary urban–rural index, an index integrating land ...
Orianne Tournayre   +6 more
wiley   +1 more source

Mating Status Influences Cold Tolerance and Subsequent Reproduction in the Invasive Ladybird Harmonia axyridis

open access: yesFrontiers in Ecology and Evolution, 2017
Among arthropods, ability to survive cold conditions may be instrumental for species invading temperate or colder climatic zones. Cold tolerance can be influenced by multiple environmental and physiological factors.
Benoit Facon   +6 more
doaj   +1 more source

Metabolite‐based resistance in wheat varieties to aphid virus vectors: progress and future opportunities

open access: yesPest Management Science, Volume 81, Issue 11, Page 7276-7287, November 2025.
Sitobion avenae and Rhopalosiphum padi are major pests on wheat. Natural product‐based aphid resistance holds promise for the sustainable control of these pests. The current literature is discussed, highlighting knowledge gaps and challenges that need addressing. Abstract Cereal aphids, Sitobion avenae and Rhopalosiphum padi, cause severe yield loss in
Alexander N Borg   +3 more
wiley   +1 more source

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