Gesunde Pflanzen (2015) 67, 175-181

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Abd-Elrady K. Nasr, Faten M. Momen, Abd-Elsatar M. Metwally, Mohamed Gesraha, Awad A. Abdallah and Khaled M. Saleh (2015)
Suitability of Corcyra cephalonica eggs (Lepidoptera: Pyralidae) for the development, reproduction and survival of four predatory mites of the family Phytoseiidae (Acari: Phytoseiidae)
Gesunde Pflanzen 67 (4), 175-181
Abstract: The influence of rice moth, Corcyra cephalonica Stainton (Lepidoptera: Pyralidae) eggs on the development, survival and reproduction of four predatory phytoseiid mites was studied under laboratory conditions. Amblyseius largoensis (Muma) successfully developed and reproduced on C. cephalonica eggs, while protonymphs of Neoseiulus barkeri (Hughes), Cydnoseius negevi (Swirski and Amitai) and Typhlodromips swirskii (Athias-Henriot) failed to develop beyond the protonymphal stage.
Adult females of all tested phytoseiid mite species were able to feed and sustain oviposition on eggs of C. cephalonica. A diet of insect eggs provided the shortest oviposition period and adult longevity of C. negevi and A. largoensis, while T. swirskii showed the longest periods in this respect. Preying on moth eggs gave the highest consumption and fecundity rate for N. barkeri and T. swirskii in comparison to A. largoensis and C. negevi, which showed the lowest value. The sex ratio of the progeny was strongly female biased when insect eggs were provided for tested phytoseiid mites. These differences in response to the factitious host insect eggs should be considered for the production of healthy cultures of A. largoensis.
(The abstract is excluded from the Creative Commons licence and has been copied with permission by the publisher.)
Link to article at publishers website
Database assignments for author(s): Faten M. Momen

Research topic(s) for pests/diseases/weeds:
biocontrol - natural enemies
Research topic(s) for beneficials or antagonists:
rearing/culturing/mass production


Pest and/or beneficial records:

Beneficial Pest/Disease/Weed Crop/Product Country Quarant.


Neoseiulus barkeri (predator)
Cydnoseius negevi (predator)
Amblyseius swirskii (predator)
Amblyseius largoensis (predator)