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388807

Quantity and Quality of Commercially Reared Queens as Affected by Number and Distribution of Artificially Grafted Queen Cells Within Queen-Less Honey Bee Colonies in the Middle D

Article

Last updated: 04 Jan 2025

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Abstract

This work was conducted throughout the queen rearing process using starter-finisher queen-less honey bee colonies to evaluate the impact of different numbers of grafted larval queen cups (24 and 48 grafted cups/colony), the level of bar they hung on it (top, middle, and bottom), and their positions they located on the bar (peripheral and middle) on the percentages of accepted queen cells and queen emergence, as well as the weight of emerged queens during three successive years (2021 to 2023). The number of grafted queen cups significantly influenced the studied traits in all years. The rates of acceptance and emergence were generally influenced by both bar level and cell position. The obtained values were significantly higher for the top (94.3 % and 97.7%) and middle (94.0 % and 92.0%) levels than in the bottom (89.4% and 87.0%) ones for the two characters, respectively. The middle position (93.6%) was positively higher than peripheral (90.8%) ones in case of accepted percent but not for rate of emergence (90.8%) and 88.9%, respectively. The weight of emerged queens was pronouncedly decreased in the bottom than both the top and middle levels and in the peripheral than middle position during study years. The general mean weights were 176.9, 172.8, and 162.8 mg/queen in the middle, top, and bottom levels of the bar and were 174.6 and 167.0 mg/queen for the middle and peripheral positions, respectively.

DOI

10.21608/jppp.2024.324924.1269

Keywords

Queen rearing, number of grafted cups, bar level and position, quantity and quality of queen

Authors

First Name

M.

Last Name

Abd Al-Fattah

MiddleName

A.

Affiliation

Dept. of Economic Entomology & Pesticides, Agriculture Faculty, Cairo University, Giza, Egypt.

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First Name

A.

Last Name

Ghanim

MiddleName

A.

Affiliation

Department of Economic Entomology, Faculty of Agriculture, Mansoura University.

Email

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City

-

Orcid

-

First Name

H.

Last Name

Fathy

MiddleName

M.

Affiliation

Department of Economic Entomology, Faculty of Agriculture, Mansoura University.

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City

-

Orcid

-

First Name

Asmaa

Last Name

Eissa

MiddleName

A.

Affiliation

Department of Apiculture, Plant Protection Research Institute, Agriculture Research Center, Dokki, Giza, Egypt

Email

-

City

-

Orcid

-

First Name

M.

Last Name

Ali

MiddleName

A.

Affiliation

Department of Apiculture, Plant Protection Research Institute, Agriculture Research Center, Dokki, Giza, Egypt

Email

ma922169@gmail.com

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Orcid

-

Volume

15

Article Issue

10

Related Issue

50797

Issue Date

2024-10-01

Receive Date

2024-10-24

Publish Date

2024-10-01

Page Start

347

Page End

353

Print ISSN

2090-3677

Online ISSN

2090-3758

Link

https://jppp.journals.ekb.eg/article_388807.html

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https://jppp.journals.ekb.eg/service?article_code=388807

Order

6

Type

Original Article

Type Code

888

Publication Type

Journal

Publication Title

Journal of Plant Protection and Pathology

Publication Link

https://jppp.journals.ekb.eg/

MainTitle

Quantity and Quality of Commercially Reared Queens as Affected by Number and Distribution of Artificially Grafted Queen Cells Within Queen-Less Honey Bee Colonies in the Middle D

Details

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Article

Created At

30 Dec 2024