TY - NS ED - Centro Internacional de Mejoramiento de Maiz y Trigo (CIMMYT), Mexico DF (Mexico) TI - Germplasm bank -- Genetic resources preservation, regeneration, maintenance, and utilization: A briefing book PY - 1993/// CY - Mexico, DF (Mexico) :, KW - Briefing notes KW - CIMMYT KW - Maize program N1 - Prepared for the External Review Team ER -