TY - GEN AU - Amira Megahed Esmael Aly AU - AbdElmohsen Afefy AbouZeid , AU - Aly Mamoun AbdElsalam , AU - Gamal Amin Mohamed Ghanem , TI - Partial characterization of tobacco ringspot virus and the production of virus - free potato materials / PY - 2001/// CY - Cairo : PB - Amira Megahed Esmael Aly , KW - Partial characterization KW - Tobacco ringspot virus KW - Virus - free potato materials N1 - Thesis (M.Sc.) - Cairo University - Faculty Of Agriculture - Department Of Plant Pathology and Physiology UR - http://172.23.153.220/th.pdf ER -