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International Board for Plant Genetic Resources ,  European Cooperative Programme for the Conservation and Exchange of Crop Genetic Resources ,  [Report of a Working Group on Forages: (third meeting) held at the Station de Génétique et d’Amélioration des Plantes de l’INRA Mauguio, Montpellier, France, 10-12 January 1989] ,  Report of a Working Group on Forages: (third meeting) held at the Station de Génétique et d’Amélioration des Plantes de l’INRA Mauguio, Montpellier, France, 10-12 January 1989

International Board for Plant Genetic Resources ,  European Cooperative Programme for the Conservation and Exchange of Crop Genetic Resources ,  [Report of a Working Group on Allium (Third meeting): held at the Institute of Horticultural Research, Wellesbourne, Warwick, UK, 5 and 8 September 1988] ,  Report of a Working Group on Allium (Third meeting): held at the Institute of Horticultural Research, Wellesbourne, Warwick, UK, 5 and 8 September 1988

International Board for Plant Genetic Resources ,  European Cooperative Programme for the Conservation and Exchange of Crop Genetic Resources ,  [Report of a Working Group on Sunflower (fourth meeting): held at the Facoltà di Agraria, Università degli Studi di Pisa, Italy, 11-12 May 1991] ,  Report of a Working Group on Sunflower (fourth meeting): held at the Facoltà di Agraria, Università degli Studi di Pisa, Italy, 11-12 May 1991

United Nations Development Programme ,  International Board for Plant Genetic Resources ,  European Cooperative Programme for the Conservation and Exchange of Crop Genetic Resources ,  [Report of a Working Group on Allium: Held in Tapioszele, Hungary, 29-31 March 1984] ,  Report of a Working Group on Allium: Held in Tapioszele, Hungary, 29-31 March 1984

International Board for Plant Genetic Resources ,  European Cooperative Programme for the Conservation and Exchange of Crop Genetic Resources ,  [Report of a Working Group on Avena (Third meeting): held at the Plant Breeding and Acclimatization Institute, Radzikow, Poland, 7-9 March 1989] ,  Report of a Working Group on Avena (Third meeting): held at the Plant Breeding and Acclimatization Institute, Radzikow, Poland, 7-9 March 1989