TY - GEN TI - Report of a working group on Allium : (fourth meeting) held at Institut für Genetik und Kulturpflanzenforschung, Gatersleben, Germany, 10 and 14 June 1991 U1 - 635 PY - 1992/// CY - Rome PB - ECP/GR/IBPGR KW - ALLIUM ECP/GR IPGRI REPORTS ER -