Atia, Zaher Mohamed  Mohamed. <br/><br/>
Effect of some agronomic practices on yield of maize   [microform] / 
 تأثير بعض المعاملات على محصول الذرة الشامية. 
Zaher Mohamed Mohamed Atia. 
 -  1988. 
 - 171, 14 leaves :  ill. ;  30 cm. 
<br/><br/>Thesis (Ph.D.) -- Zagazig University, 1988. 
<br/><br/>Includes bibliographical references (leaves 153-171) 
<br/><br/><br/>Microfiche. <br/>Cairo, Egypt : <br/>ASUNET, <br/>3 microfiche : negative. 
<br/><br/><br/>Summary in Arabic. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Corn--Fertilizers.<br/>Nitrogen fertilizers.<br/>Leaves--Effect of trace elements on