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163496

USING TRICHOGRAMMA EVANESCENS AS BIOCONTROL AGENT AGAINST ALMOND MOTH, EPHESTIA CAUTELLA (WALKER) EGGS IN STORED DATES

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Last updated: 04 Jan 2025

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Abstract

The ability of the parasite, Trichogramma evanescens (Westw) for suppression of almond moth eggs of Ephestia cautella (Walk.) at three release rates and different depths of stored dates (edible fruits) under laboratory conditions was tested. The results indicated that percent parasitism was greater at all depths when approximately 300 T. evanescens wasps were released compared to release of only 100 T. evanescens. Meanwhile, parasitism rate was high (78.66 %) at date surface and this value decreased to 52.33, 25.66, 23.0 and 16.33 % at 5, 10, 15 and 20 cm depths, respectively, when used 200 host eggs of E. cautella. The results showed also on adverse relationship between host eggs depth and the rate of parasitism. Additionally, the highest release rate of the parasite was the most effective against the eggs of E cautella at All depths. These results indicated clearly the possibility of using the parasite T. evanescens for suppression of E. cautella - population in stored dates.

DOI

10.21608/ejar.2012.163496

Keywords

T. evanescens, E. cautella, Biocontrol, depths, stored dates

Authors

First Name

SANAA M.

Last Name

MAHGOUB

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Affiliation

Department of Stored Grains Insect Research, Plant Protection Research Institute, Agricultural Research Center, Dokki, Giza, Egypt.

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First Name

HASSAN B.

Last Name

HUSSAIN

MiddleName

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Affiliation

Department of Stored Grains Insect Research, Plant Protection Research Institute, Agricultural Research Center, Dokki, Giza, Egypt.

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First Name

MAHROS E.

Last Name

NASR

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-

Affiliation

Department of Stored Grains Insect Research, Plant Protection Research Institute, Agricultural Research Center, Dokki, Giza, Egypt.

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Volume

90

Article Issue

4

Related Issue

23855

Issue Date

2012-12-01

Receive Date

2012-01-24

Publish Date

2012-12-01

Page Start

1,445

Page End

1,451

Print ISSN

1110-6336

Online ISSN

2812-4936

Link

https://ejar.journals.ekb.eg/article_163496.html

Detail API

https://ejar.journals.ekb.eg/service?article_code=163496

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5

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

USING TRICHOGRAMMA EVANESCENS AS BIOCONTROL AGENT AGAINST ALMOND MOTH, EPHESTIA CAUTELLA (WALKER) EGGS IN STORED DATES

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Article

Created At

22 Jan 2023