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231471

BIOLOGICAL CONTROL STUDY ON MITE SPECIES TETRANYCHUS UR77CAE KOCH ON OKRA PLANTS IN ISMAILIA GOVERNORATE BY THE PREDACEOUS MITE PHYTOSEIULUS PERSINILTS(ATHIAS-HENRIOT) (ACARI : T

Article

Last updated: 24 Dec 2024

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Abstract

A preliminary study was conducted during two successive seasons 2003-2004 on okra plants at Kasasin, Isrmlia Governorate to control the two-spotted spider mite, Tetranychus urticae Koch by releating the predatory mite, Phytoseiduspersimi//sAMias-Hendot at the rate of 10 or 5 Individuals/bit using bean leaflets harbouring the predator individuals. In 2003 season the predator was released on Apra 12.. Few predators were recorded on the treated bits during the different post-count probably due to the prevailing unfavourable environmental condition where several hot spells coincided with the time of predator release which might have negatively affected the predator activity. In 2004 season, the predator was early released on March 12th and satisfying results were obtained. Releasing the predator using bean leaflets at the rate of 10 or 5 individuals/bit greatly reduced the T. wtkae population 4 weeks of the predator release. Mean reduction of the pest population over the everimental period was 97.8% (10 predators/bit) and 96.9% (5 praetors/bit) when using bean leaflets carrying the predators, respectively.

DOI

10.21608/ejar.2006.231471

Authors

First Name

MAGDY M. H.

Last Name

FAWZY

MiddleName

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Affiliation

Plant Protection Research Institute, Agricultural Research Center, Giza, Egypt

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Orcid

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Volume

84

Article Issue

3

Related Issue

33048

Issue Date

2006-09-01

Receive Date

2005-04-30

Publish Date

2006-09-01

Page Start

743

Page End

750

Print ISSN

1110-6336

Online ISSN

2812-4936

Link

https://ejar.journals.ekb.eg/article_231471.html

Detail API

https://ejar.journals.ekb.eg/service?article_code=231471

Order

9

Type

Original Article

Type Code

1,041

Publication Type

Journal

Publication Title

Egyptian Journal of Agricultural Research

Publication Link

https://ejar.journals.ekb.eg/

MainTitle

BIOLOGICAL CONTROL STUDY ON MITE SPECIES TETRANYCHUS UR77CAE KOCH ON OKRA PLANTS IN ISMAILIA GOVERNORATE BY THE PREDACEOUS MITE PHYTOSEIULUS PERSINILTS(ATHIAS-HENRIOT) (ACARI : TETRANYCHIDAE : PHYTOSEIIDAE)

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Article

Created At

22 Jan 2023