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العنوان
The use of different selection indices for the improvement of some economic traits in laying hens =
الناشر
Ahmed Abd El-Wahab Enab,
المؤلف
Enab, Ahmed Abd El-Wahab.
الموضوع
Hens.
تاريخ النشر
1991 .
عدد الصفحات
212 p. ;
الفهرس
Only 14 pages are availabe for public view
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الفهرس 
الفهرس