Demiana Badry Helmy Hanna <br/><br/>
Comparative studies on carrot virus y affecting umberlliferae plants in Egypt /  
 دراسات مقارنة على فيروس Y الجزر الذى يصيب نباتات العائلة الخيمية فى مصر 
Demiana Badry Helmy Hanna ; Supervised Barsoum Nashed Barsoum , Mervat Elsayed Mohamed , Ahmed Mohamed Soliman 
 - Cairo :   Demiana Badry Helmy Hanna ,   2010 
 - 103Leaves :   facsimiles ;   30cm 
<br/><br/>Thesis (M.Sc.) - Cairo University - Faculty of Science - Department of Biochemistry 
<br/><br/> Carrot virus Y (Car VY ) is a newly described potyvirus that causes a foliar and root disease in carrots in Egyp and several countries which seriously diminishes yield and quality . Car VY was isolated from naturally infected carrot plants showing symptoms suspected to be caused by viral infection 
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<br/><br/><label>Subjects--Index Terms: </label>Carrot  Carrot virus Y (Car VY )  Isolation