Farrag,Ahmed Mohamed Ibrahim. <br/><br/>
Ecological and biological studies on some selected species of soil mites in U.A.R.  [microform]/ 
by Ahmed Mohamed Ibrahim Farrag. 
 -  1969. 
 - viii, 136, 7 leaves :  ill. ;  30 cm. 
<br/><br/>Thesis(M.S.)--Cairo University, 1969. 
<br/><br/>Includes bibliographical references (leaves 131-133). 
<br/><br/><br/>Microfiche. <br/>Cario, Egypt : <br/>ASUNET, <br/>3 microfihes : negative. 
<br/><br/><br/>Summary in Arabic. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mites as carriers of disease.<br/>Mites--Biological control--Egypt.