Khalil, Mohamed Essam Attia. <br/><br/>
Accumulation of some nutrients and heavy metals in Abu Rawash area Giza Governorate  [microform] / 
Mohamed Essam Attia Khalil. 
 -  1990. 
 - 165, 2 leaves :  ill. ;  30 cm. 
<br/><br/>Thesis (M.S.)-- Zagazig University, 1990. 
<br/><br/>Includes bibliographical references (leaves 137-165) 
<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/>Heavy metals--Environmental aspects--Egypt.<br/>Plant nutrients--Environmental aspects--Egypt.<br/>Soil science.<br/>Sewage irrigation--Hygienic aspects.