TY - BK AU - Kulemeka,B. AU - Bandla,M. AU - Bliss,W. AU - Gray,S.M. AU - Harness,A. AU - Henry,M.|McNab,A. AU - Sutula,C. ED - Proceedimgs of an International Symposium TI - Diagnosis of barley yellow dwarf virus and cereal yellow dwarf virus isolates in infected plants and vectors by group PCR and ELISA SN - 970-648-095-1 U1 - 632.3 PY - 2002/// CY - Mexico, DF (Mexico) PB - CIMMYT KW - Aphids KW - Barley yellow dwarf virus KW - Chenopodium KW - Infection KW - Plant diseases KW - AGROVOC KW - Rhopalosiphum maidis KW - Rhopalosiphum padi KW - Schizaphis graminum ER -