TY - SER AU - Nickel,O. AU - Fajardo,T.V.M. AU - Aragão,F.J.L. AU - Chagas,C.M. AU - Kuhn,G.B. TI - Detection and coat protein gene characterization of an isolate of Grapevine virus B from corky bark-affected grapevines in southern Brazil KW - UVA KW - VÍRUS KW - PROTEÍNA KW - GENE KW - MICROSCOPIA ELETRÔNICA KW - ELISA ER -