TY - BOOK AU - Demiana Badry Helmy Hanna AU - Ahmed Mohamed Soliman , AU - Barsoum Nashed Barsoum , AU - Mervat Elsayed Mohamed , TI - Comparative studies on carrot virus y affecting umberlliferae plants in Egypt / PY - 2010/// CY - Cairo : PB - Demiana Badry Helmy Hanna , KW - Carrot KW - Carrot virus Y (Car VY ) KW - Isolation N1 - Thesis (M.Sc.) - Cairo University - Faculty of Science - Department of Biochemistry; Issued also as CD N2 - 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 ER -