الفهرس 
ACKNOWLEDGEMENTSOnly 14 pages are availabe for public view
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Abstract
The present investigation was carried out at the Experimental farm of Genetics Department, Faculty of Agriculture, Assiut University, Assiut, Egypt and Biotechnology laboratory of the Genetics Department, Faculty of Agriculture and natural resources, Aswan University, Aswan, Egypt during period from 2015-2019. The investigation aimed to study the following objective: