Results 101 to 110 of about 417 (120)
We evaluated the performance of Coptera haywardi (Ogloblin) (Diapriidae) and Pachycrepoideus vindemiae (Rondani) (Pteromalidae), both hymenopteran pupal parasitoids of Anastrepha spp. (Diptera: Tephritidae). Performance was studied by manipulating the following environmental conditions in the laboratory: (1) soil type, (2) soil moisture content, (3 ...
Larissa GuillÉn +2 more
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AbstractTo achieve successful development, female parasitoids, while laying eggs, introduce various virulence factors, mainly venoms, into host insects to manipulate their physiology. Although numerous studies have been conducted to characterize the components of venoms that regulate host immune responses, few systematic investigations have been ...
Lei Yang +4 more
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AbstractParasitic wasps inject various virulence factors into the host insects while laying eggs, among which the venom proteins, one of the key players in host insect/parasitoid relationships, act in host cellular and humoral immune regulation to ensure successful development of wasp progeny.
Lei Yang +3 more
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Host‐feeding and egg maturation by Pachycrepoideus vindemiae
AbstractPachycrepoideus vindemiae Rondani (Hymenoptera: Pteromalidae) is a facultative hyperparasitoid of Drosophila parasitoids in Europe. Female P. vindemiae host‐feed from the same hosts into which they lay eggs and this enables them to mature additional eggs. P.
David S. Phillips
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1) Pachycrepoideus vindemiae Rondami, a pupal parasitoid of Drosphila, accepts puparia containing any stage of the larval parasitoids Asobara tabida Nees and Leptopilina heterotoma (Thomson) in experiments in which it could choose between equal number of puparia containing uparasitized Drosophila pupae and puparia containing some stage of the larval ...
J. J. M. Van Alphen, Isabel Thunnissen
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Abstract Brachymeria lasus and Pachycrepoideus vindemiae failed to develop in vitro on sterol-free artificial media, and dietary acetate and squalene failed to maintain and/or support growth. The sterols, cholesterol, cholestanol, β-sitosterol, 7-dehydrocholesterol, and cholesterol linoleate were all utilized and maintained larvae of both species ...
S. N. Thompson
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Courtship behaviour of a number of species of Pteromalinae (Hym., Pteromalidae) was observed (species are listed in Table I). This paper is a preliminary report about the general properties of courtship in this group of chalcids. Pteromaline males court from a frontal position on the female, the male's front feet being placed on the female's head ...
J. Van Den Assem
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Artificial culture of the insect parasite, Pachycrepoideus vindemiae
S. N. Thompson +2 more
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