Asker, Nage El-Sayed Ahmed. <br/><br/>
Calcium requirements as affected by other nutrients in the rations of laying hens  [microform]/ 
 الاحتياجات الغذائية من الكالسيوم وتأثيرها ببعض العناصر الغذائية الأخري في تغذية الدجاج البياض 
Nage El-Sayed Ahmed  Asker. 
 -  1977. 
 - 188,4  leaves :  ill ;  30 cm. 
<br/><br/>Thesis (Ph.D )--Ain-Shams University, 1977. 
<br/><br/>Includes bibliographical references (leaves 143-171) 
<br/><br/><br/>Microfiche. <br/>Cairo, Egypt : <br/>ASUNET, <br/>3 microfiches : negative. 
<br/><br/><br/>Summary in Arabic. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Poultry--Feeding and feeds.<br/>Calcium in animal nutrition.