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Release of Chrysoperla carnea (Stephens) (Neuroptera: Chrysopidae) and the predacious mite, phytoseiulus macropilis (Banks) (Acari:Phytosiidae) to control, Tetranychus urticae Koch (Acari: tetranychidae) in greenhouse in Egypt [electronic resource].

By:

Gomaa,Wafaa, O

Contributor(s):

Eid, F. M. H

Language: English Description: p.381-384Uniform titles:

Egyptian journal of biological pest control, 2008 v. 18 (2) [electronic resource].

Subject(s):

Online resources:

Full Text Article

In: Egyptian Journal of Biological Pest Control 2008.v.18(2)Summary: Biological control of Tetrallychus urticae Koch moving stages on cucumber plants by releasing the predaceous mite, Phytoseiulus macropilis(Banks) and second instar larvae of Chrysoperla carnea (Stephens) at three levels of predator: prey ratios (2: 15,2:25and 2:30) in a greenhouse at Giza Governorate during 2007 season was studied. By increasing the time after releasing of P. macropilis,the reduction of T. urticae increased gradually to reach (82.36%) and ( 84.83%) in the 6Th week and (100%) in the 10Th week of treatments at2:15 and 2:25, respectively.

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Biological control of Tetrallychus urticae Koch moving stages on cucumber plants by releasing the predaceous mite, Phytoseiulus macropilis(Banks) and second instar larvae of Chrysoperla carnea (Stephens) at three levels of predator: prey ratios (2: 15,2:25and 2:30) in a greenhouse at Giza Governorate during 2007 season was studied. By increasing the time after releasing of P. macropilis,the reduction of T. urticae increased gradually to reach (82.36%) and ( 84.83%) in the 6Th week and (100%) in the 10Th week of treatments at2:15 and 2:25, respectively.

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