Effects of Envenomation on Survival and Development of the Host-Parasitoid System of Galleria mellonella (Lepidoptera: Pyralidae) and Bracon hebetor (Hymenoptera: Braconidae)

文献类型: 外文期刊

第一作者: Bhatti, Ferzana

作者: Bhatti, Ferzana;ul Abdin, Zain;Arshad, Muhammad;Hussain, Fiaz;Abbas, Saqi Kosar;Shabbir, Muhammad Zeeshan

作者机构:

关键词: Ectoparasitoid; Venom injection; Dufour?s gland; G; mellonella; Mortality

期刊名称:PAKISTAN JOURNAL OF ZOOLOGY ( 影响因子:0.6; 五年影响因子:0.7 )

ISSN: 0030-9923

年卷期: 2023 年 55 卷 3 期

页码:

收录情况: SCI

摘要: The role of venom injection by an ectoparasitoid, Bracon hebetor (Say) (Hymenoptera: Braconidae) in inducing paralysis and developmental arrest in its host, Galleria mellonella (L.) (Pyralidae: Lepidoptera) was studied. Bioassays were performed with microinjections carrying crude and diluted venom and secretion of Dufour's gland of B. hebetor into healthy and mature host larvae. To observe the effects of venom injection on development of parasitoid progeny, freshly laid eggs of the parasitoid were transferred from stung hosts onto non-stung hosts. Venom caused 100% mortality of the host even in diluted forms; Dufour's gland secretion did not cause any significant mortality. The secretions injected by an ovipositing female not only contributed to a reduction in egg mortality but also positively affected survival and development of immature insect parasitoids. These will be helpful to explore novel bioactive molecules useful for sustainable insect biological control programes, especially from the insect parasitoids of Pyralidae (Lepidoptera).

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