Mohamed, Abd El Rahman Hashem. <br/><br/>
Studies on yield potentiality in wheat  [microform] / 
 دراسات على القدرة الأنتاجية فى القمح. 
Abd El Rahman Hashem Mohamed. 
 -  1985. 
 - 152, 7 leaves :  ill. ;  30 cm. 
<br/><br/>Thesis (Ph.D.) -- Zagazig University, 1985. 
<br/><br/>Includes bibliographical references (leaves 138-152) 
<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/>Wheat--Fertilizers.<br/>Nitrogen fertilizers.<br/>Wheat--Quality.