TY - BOOK ED - European Cooperative Programme for Crop Genetic Resources Networks. ED - International Board for Plant Genetic Resources. ED - Working Group on Allium TI - Report of a working group on Allium (fourth meeting) held at Institut f₁r Genetik und Kultupflanzenforschung, Gatersleben, Germany, 10 and 14 June, 1991 PY - 1992/// CY - Rome KW - Allium KW - Databases ER -