Mahmoud, Yehia El-Sayed Ali. <br/><br/>
Studies on the sanitary condition of some Nile fishes marketed in Kalyobia Governorate  [microform] / 
 دراسات عن الحالة الصحية لبعض الأسماك النيلية المتداولة في محافظة القليوبية. 
Yehia El-Sayed Ali Mahmoud. 
 -  1990. 
 - 130, 5 leaves :  ill. ;  30 cm. 
<br/><br/>Thesis (M.S.)--Zagazig University, 1990. 
<br/><br/>Includes bibliographical references (leaves 103-130). 
<br/><br/><br/>Microfiche. <br/>ASUNET, <br/>Ain Shams University, <br/>3 microfiches : negative. 
<br/><br/><br/>Summary in Arabic. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Freshwater fishes--Egypt.<br/>Fishes--Microbiology.<br/>Fish as food--Analysis.<br/>Tilapia.<br/>Clarias lazere--Egypt