IBPGR Report of an international barley working session : held at the Zentral- institut fur Genetik und Kultur- pflanzenforschung (ZIGuK), Gatersleben GDR, 21 April 1989 - Rome IBPGR 1989 - iv, 24 s. Subjects--Index Terms: BARLEY IBPGR Dewey Class. No.: 633.1