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Browsing Research Articles (Zoology and Entomology) by UP Author "Dittrich-Schroder, Gudrun"
Now showing items 1-11 of 11
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Dittrich-Schroder, Gudrun; Harney, Marlene; Neser, S. (Stefanus), 1942-; Joffe, Tanya; Bush, Samantha J.; Hurley, Brett Phillip; Wingfield, Michael J.; Slippers, Bernard (Elsevier, 2014-11)Selitrichodes neseri (Hymenoptera: Eulophidae) is a parasitoid of the invasive gall-forming wasp Leptocybe invasa (Hymenoptera: Eulophidae), which has caused serious damage to Eucalyptus plantations in many parts of the ...
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Gevers, C.R. (Caitlin); Slippers, Bernard; Germishuizen, Ilaria; Dittrich-Schroder, Gudrun; Hurley, Brett Phillip (NISC (Pty) Ltd and Informa UK Limited (trading as Taylor and Francis Group), 2022)Leptocybe invasa is an invasive gall wasp and pest of Eucalyptus trees, which has become widely distributed in Africa, Asia, Europe and the Americas. Several other wasp species have been found to co-occur in L. invasa-induced ...
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Klein, Hildegard; Hoffmann, John H.; Neser, S. (Stefanus), 1942-; Dittrich-Schroder, Gudrun (Entomological Society of Southern Africa, 2015)Three chalcidoid wasp species, Megastigmus zebrinus Grissell (Torymidae), Quadrastichodella nova Girault (Eulophidae) and Leprosa milga Kim & La Salle (Eulophidae), have each been described independently as gall inducers ...
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Bush, Samantha J.; Dittrich-Schroder, Gudrun; Neser, S. (Stefanus), 1942-; Gevers, Caitlin R.; Baffoe, Kwabena O.; Slippers, Bernard; Hurley, Brett Phillip (NISC (Pty) Ltd and Informa UK Limited (trading as Taylor & Francis Group), 2018)Leptocybe invasa, the blue gum chalcid, is a well-known pest of Eucalyptus globally. Since it was first observed in the Mediterranean and Middle East in 2000, it has spread to other countries where Eucalyptus have been ...
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Bush, Samantha J.; Slippers, Bernard; Dittrich-Schroder, Gudrun; Hurley, Brett Phillip (Entomological Society of Southern Africa, 2020-09)Glycaspis brimblecombei (Hemiptera: Aphalaridae) is an invasive, sap-sucking eucalypt pest in various parts of the world. Psyllaephagus bliteus(Hymenoptera: Encyrtidae) was first released as a biological control agent ...
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Gevers, Caitlin R.; Dittrich-Schroder, Gudrun; Slippers, Bernard; Hurley, Brett Phillip (Wiley, 2021-05)1. Leptocybe invasa is native to Australia and induces galls on various species of Eucalyptus. Two genetically distinct lineages of this wasp have been detected outside its native range, namely, Leptocybe Lineage A and ...
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Dittrich-Schroder, Gudrun; Hurley, Brett Phillip; Wingfield, Michael J.; Nahrung, Helen F.; Slippers, Bernard (Wiley, 2020-11)Gall‐forming hymenopterans of Eucalyptus species are highly successful invaders causing significant damage in non‐native plantation forests. To date, at least 16 of these species have been recorded as invasive eucalypt ...
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Van der Merwe, Elmarie; Slippers, Bernard; Dittrich-Schroder, Gudrun (MDPI, 2023-12)Egg activation is a cellular transition of an arrested mature oocyte into a developing embryo through a coordinated series of events. Previous studies in Hymenoptera have indicated that mechanical pressure can induce egg ...
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Dittrich-Schroder, Gudrun; Hoareau, Thierry B.; Hurley, Brett Phillip; Wingfield, Michael J.; Lawson, S.; Nahrung, H.F.; Slippers, Bernard (Springer, 2018-09)Increased rates of movement and the accumulation of insects establishing outside their native range is leading to the ‘global homogenization’ of agricultural and forestry pests. We use an invasive wasp, Leptocybe invasa ...
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Kelly, Janine; La Salle, John; Harney, Marlene; Dittrich-Schroder, Gudrun; Hurley, Brett Phillip (Magnolia Press, 2012)Selitrichodes neseri Kelly & La Salle n. sp. (Hymenoptera: Eulophidae: Tetrastichinae), is described as a parasitoid of the invasive eucalyptus gall wasp Leptocybe invasa Fisher & La Salle (Hymenoptera: Eulophidae: ...
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Bush, Samantha J.; Slippers, Bernard; Neser, S. (Stefanus), 1942-; Harney, Marlene; Dittrich-Schroder, Gudrun; Hurley, Brett Phillip (Entomological Society of Southern Africa, 2016-09)The increased movement of goods and pathways to transport these goods around the world, combined with the global homogenisation of cultivated areas has resulted in an increase in insect movement and establishment ...
Now showing items 1-11 of 11