Arafa,Samira Abdou. <br/><br/>
The effect of crossing Egyption cattle with exotic breeds on some production traits  [microform]/ 
 تأثير خلط الماشية المصرية ببعض السلالات الاجنبيه على بعض الصفات الانتاجيه . 
Samira Abdou Arafa. 
 -  1987. 
 - 227, 75 leaves ;  30 cm. 
<br/><br/>Thesis(M.S)--Zagazig University, 1987. 
<br/><br/>Includes bibliographical reference (leaves 188-227). 
<br/><br/><br/>Microfiches. <br/>Cairo, Egypt : <br/>ASUNET, <br/>5 microfiches : negative. 
<br/><br/><br/>Summary in Arabic. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cattle--Breeding<br/>Sexual selection in animals.<br/>Exotic animals.