Document Type : Original Article
Authors
1 Animal Reproduction and Artificial Insemination Department - Veterinary Research Institute - National Research Centre - Egypt Faculty of Veterinary Medicine - Ain Shams University
2 Animal reproduction and artificial insemination department NRC
3 National Research Centre
4 Artificial Insemination and Embryo Transfer Research Department, Animal Reproduction Research Institute (ARRI), Agricultural Research Center (ARC), Giza, Egypt.
5 Animal Reproduction and Artificial Insemination Dept., National Research Centre, Cairo, Egypt.
Abstract
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