El-Sheikh, A.M.H. <br/><br/>
Effect of essential phospholipids on some productive and physiological traits of laying hens  [electronic resouce]. 
 تأثير الدهون الفوسفوريه الأساسية على بعض الصفات الإنتاجية والفسيولوجية للدجاج البياض. 

 - p.993-1022. 
<br/><br/>Includes references. 
<br/><br/> This study was designed to investigate the effect of essential phospho!lpid,' (EPL), a, a hypocholestrolemic drug, 
<br/><br/><br/>Summary in Arabic. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Eggs--Quality.<br/>Eggs--Production.<br/>Essential fatty acids--Physiological effect.<br/>Laying hens.