Rizkalla, Esam Hosny. <br/><br/>
Effect of some food additives on some biochemical and physiological parameters of Clariaz lazera in Egypt  [microform] / 
 أثر بعض الإضافات الغذائية على بعض المؤشرات البيوكيميائية والفسيولوجية فى سمكة قرموط النيل فى مصر. 
Esam Hosny Rizkalla. 
 -  1988. 
 - 239, 5 leaves :  ill. ;  30 cm. 
<br/><br/>Thesis (Ph.D.) -- Alexandria  University, 1988. 
<br/><br/>Includes bibliographical references (leaves 178-239 ) 
<br/><br/><br/>Microfiche. <br/>Cairo, Egypt : <br/>ASUNET, <br/>4 microfiche : negative. 
<br/><br/><br/>Summary in Arabic. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Fishes--Feeding and feeds--Egypt.<br/>Food additives--Physiological effect.