Mohamed, Mona Salah Megahed. <br/><br/>
Response of calendula officinalis L. plant to drip-irrigation and organic fertilization treatments in sandy soil  [computer file] / 
 إستجابة نبات الأقحوان لمعاملات الري بالتنقيط والتسميد العضوي فى الأرض الرملية 
Mona Salah Megahed Mohamed. 
 -  2015. 
<br/><br/>Thesis (Ph.D.) --  Mansoura University, 2015. 
<br/><br/>Includes bibliographical references (Leaves ) 
<br/><br/><br/>Systems requirements : Adobe Reader 
<br/><br/><br/>Summary in Arabic 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Calendula officinalis--Irrigation<br/>Calendula officinalis--Feritilization<br/>Microirrigation.<br/>Organic fertilizers.<br/>Sandy soils.