Results 21 to 30 of about 2,333 (188)

Microhymenoptera in roadside verges and the potential of arthropod‐friendly mowing for their preservation

open access: yesJournal of Applied Entomology, Volume 147, Issue 10, Page 1035-1044, December 2023., 2023
Abstract The worldwide decline of insects is one of the major challenges for humankind. One of its main drivers is intensive farming, which reduces habitats and food resources for insect populations and causes direct mortality by pesticides. In addition, mowing of grassland poses another threat to insects, especially when it is done frequently, such as
Maura Haas‐Renninger   +7 more
wiley   +1 more source

Reproductive and Developmental Biology of Acroclisoides sinicus, a Hyperparasitoid of Scelionid Parasitoids

open access: yesBiology, 2021
Acroclisoides sinicus (Hymenoptera: Pteromalidae) was described in 1988 from China, but recent findings in Europe and North America within the framework of Halyomorpha halys (Hemiptera: Pentatomidae) biological control indicate a Holarctic distribution ...
Lucrezia Giovannini   +4 more
doaj   +1 more source

Parasitoids and pathogens in a collapsing Lymantria dispar (Lepidoptera: Erebidae) population in Lower Austria

open access: yesJournal of Applied Entomology, Volume 147, Issue 8, Page 676-687, September 2023., 2023
Abstract A local population outbreak of the spongy moth, Lymantria dispar L. (Lepidoptera: Erebidae), in Lower Austria, resulted in the defoliation of an oak forest in 2018 and 2019. In the study year 2020, the population density was still high but was expected to decline.
Thomas Zankl   +2 more
wiley   +1 more source

Age‐dependent changes in reproductive allocation in a facultative ectoparasite, the blowfly Lucilia sericata (Meigen) (Calliphoridae)

open access: yesPhysiological Entomology, Volume 48, Issue 2-3, Page 68-74, September 2023., 2023
Resource allocation to reproduction was measured in the blowfly Lucilia sericata. Lipid in the ovary, declined with age. This decline was associated with the production of fewer and smaller eggs per batch. Abstract Organisms trade‐off limited resources between life‐history traits to maximize fitness.
Shatha Alqurashi   +2 more
wiley   +1 more source

The usefulness of chromosomes of parasitic wasps of the subfamily Eupelminae (Hymenoptera: Chalcidoidea: Eupelmidae) for subfamily systematics

open access: yesEuropean Journal of Entomology, 2008
Karyotypes of 16 Eupelminae species were analyzed. The haploid chromosome number was found to be much more diverse than the n = 5 previously recorded for three studied species.
Lucian FUSU
doaj   +1 more source

New Distributional Record for \u3ci\u3eBalcha Indica\u3c/i\u3e (Hymenoptera: Eupelmidae) in Eastern West Virginia Discovered During Emerald Ash Borer Parasitoid Recovery Surveys [PDF]

open access: yes, 2018
Between 2010 and 2012, approximately 6,300 Spathius agrili Yang (Hymenoptera: Braconidae) and 9,500 Tetrastichus planipennisi Yang (Hymenoptera: Eulophidae) parasitoids were released for biological control of the invasive emerald ash borer, Agrilus ...
Braud, Rachel   +3 more
core   +2 more sources

Factors influencing short‐term parasitoid establishment and efficacy for the biological control of Halyomorpha halys with the samurai wasp Trissolcus japonicus

open access: yesPest Management Science, Volume 79, Issue 7, Page 2397-2414, July 2023., 2023
High parasitization of Trissolcus japonicus on Halyomorpha halys recorded at release and adventive sites. Both species are favored by the same landscape elements, mediating risk for nontarget species. Abstract BACKGROUND Classical biological control has been identified as the most promising approach to limit the impact of the invasive pest species ...
Martina Falagiarda   +9 more
wiley   +1 more source

Chalcidoidea (Hymenoptera) obtained from common reed, Phragmites australis (Cav.) Trin. ex Steud. (Poaceae) in Iran with new records and descriptions of two new species

open access: yesEuropean Journal of Taxonomy, 2020
Fourteen species of Chalcidoidea (Encyrtidae, Eulophidae, Eupelmidae, Eurytomidae, Pteromalidae and Torymidae) were obtained from the common reed, Phragmites australis (Cav.) Trin. ex Steud. (Poaceae) in the Urmia region, in the northwest of Iran.
Hossein Lotfalizadeh   +3 more
doaj   +1 more source

Parasitoid wasps (Hymenoptera: Chalcidoidea) found in Cynipid (Hymenoptera: Cynipidae) Galls

open access: yesTurkish Journal of Forestry, 2021
Field studies were conducted between 2018 and 2019 in Antalya province in order to reveal the parasitoid wasps associated with cynipid galls (Hymenoptera: Cynipidae).
Musa Azmaz   +2 more
doaj   +1 more source

Molecular identification of Cerodontha australis (Diptera: Agromyzidae) and its associated pupal endoparasitoids (Hymenoptera)

open access: yesAustral Entomology, Volume 62, Issue 2, Page 257-267, May 2023., 2023
Abstract The wheat sheath miner, Cerodontha australis, is widespread and abundant in New Zealand and also occurs in eastern Australia. Adult and larval C. australis feed on cereals and grasses, including the economically important perennial ryegrass, Lolium perenne. There is little literature about C. australis, and much of the early work may relate to
Joanne G. Jensen   +3 more
wiley   +1 more source

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