Alaa Ahmed Mohammed <br/><br/>
Studies on semen preservation in native bulls /  
 دراسات على حفظ السائل المنوى فى طلائق الماشية المحلية 
Alaa Ahmed Mohammed ; Supervised H.M.Eissa , A.A.Elmenoufy , W.M.M.Ahmed 
 - Cairo :   Alaa Ahmed Mohammed ,   2007 
 - 234Leaves :   charts ;   30cm 
<br/><br/>Thesis (Ph.D.) - Cairo University - Faculty Of Veterinary Medicine - Department Of Theriogenology 
<br/><br/> Six mature native bulls were used in the present study.Semen was collected twice weekly from each bull using artifical vagina only semen samples with at least 70 sperm motility , 700x10 sperm\\m1 and 80 normal spern were used for processing 
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<br/><br/><label>Subjects--Index Terms: </label>Egyptian bulls Semen Semen freezing