International maize virus disease colloquium and workshop (1982: Wooster, Ohio) creator Gordon, D.T., edit. text xx Wooster, Ohio The Ohio State University 1983 monographic und

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261 p. edit. by D.T. Gordon [et. al.] Maíz congresos Maíz enfermedades por virus PA 633.15 I58 199020 220125 Para_264