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VOL. 7, ISSUE 8 (2022)
Some biological aspects of Typhlodromips swirskii (Amblyseius swirskii) (Acari: Phytoseiidae) fed on Prlatoria oleae (Colvee) (Homoptera, Diaspididae)
Authors
Samah M Y Helmy, Salwa M E Sholla
Abstract
Development, feeding capacity and life table parameters of the predatory mite Typhlodromips swirskii (Athias-Henriot) fed on Prlatoria oleae (Colvee) (Homoptera, Diaspididae) were studied under constant temperatures of 25 and 30ºC and 70% RH. Both organisms were collected from mango plant leaves growing in Giza governorate. In leaf disc assays, increasing number of prey eggs accelerated the development of T. swirskii. Duration of developmental stages and feeding capacity of T. swirskii were significantly affected by temperatures. During an ovipositional period of 11.85 and 9.25 days, adult female of T. swirskii consumed an average of 52.37 prey.Mean generation time (GT) of T. swirskii was 27.16 and 21.42 days while, the net reproductive rate (R0) averaged 5.67 and 7.41female progeny/female and the intrinsic rate of increase (rm) of T. swirskii was 0.063 and 0.093 at temperatures of 25 and 30ºC respectively. The finite rate of increase erm (λ) was at its highest level 1.09 when T. swirskii reared on Prlatoria oleae at 30ºC.
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Pages:160-163
How to cite this article:
Samah M Y Helmy, Salwa M E Sholla "Some biological aspects of <em>Typhlodromips swirskii</em> (<em>Amblyseius swirskii</em>) (Acari: Phytoseiidae) fed on <em>Prlatoria oleae</em> (Colvee) (Homoptera, Diaspididae)". International Journal of Entomology Research, Vol 7, Issue 8, 2022, Pages 160-163
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