Rayan, Abd EL-Naem Ahmed. <br/><br/>
Relative tolerance of micronutrients deficiency of some desert plants  [microform] / 
Abd EL-Naem Ahmed Rayan. 
 -  1984. 
 - 185 Leaves :  ill. ;  30 cm. 
<br/><br/>Thesis (M.S)--Assiut University, 1984. 
<br/><br/>Includes bibliographical refences (leaves 165-185) 
<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/>Trace elements in nutrition.<br/>Plant-Soil relationships<br/>Crops and soils.<br/>Desert plants.