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United Nations Environment Programme ,  United Nations Economic and Social Commission for West Asia ,  Food and Agriculture Organization of the United Nations ,  [Resource Conservation and Watershed Management in Wadi Manshiyah, Machrib ans District Yemen Arab Republic] ,  Resource Conservation and Watershed Management in Wadi Manshiyah, Machrib ans District Yemen Arab Republic

Food and Agriculture Organization of the United Nations ,  United Nations Environment Programme ,  [Bulletin d'information sur les ressources génétiques animales No. 12, Boletin de Informacion Sobre Recursos Geneticos Animales No. 12] ,  [Animal Genetic Resources Information No. 12] ,  Animal Genetic Resources Information No. 12

Food and Agriculture Organization of the United Nations ,  United Nations Environment Programme ,  [Animal Genetic Resources Conservation and Management - Report of the FAO/UNEP Technical Consultation Held in Rome, 2-6 June 1980] ,  Animal Genetic Resources Conservation and Management - Report of the FAO/UNEP Technical Consultation Held in Rome, 2-6 June 1980

Food and Agriculture Organization of the United Nations ,  United Nations Environment Programme ,  [Boletin de Informacion Sobre Recursos Geneticos Animales No. 17, Bulletin d'information sur les ressources génétiques animales No. 17] ,  [Animal Genetic Resources Information No. 17] ,  Animal Genetic Resources Information No. 17

Food and Agriculture Organization of the United Nations ,  United Nations Environment Programme ,  [Bulletin d'information sur les ressources génétiques animales No. 14, Boletin de Informacion Sobre Recursos Geneticos Animales No. 14] ,  [Animal Genetic Resources Information No. 14] ,  Animal Genetic Resources Information No. 14

Food and Agriculture Organization of the United Nations ,  United Nations Environment Programme ,  [Bulletin d'information sur les ressources génétiques animales No. 9, Boletin de Informacion Sobre Recursos Geneticos Animales No. 9] ,  [Animal Genetic Resources Information No. 9] ,  Animal Genetic Resources Information No. 9

United Nations Environment Programme ,  Food and Agriculture Organization of the United Nations ,  [Races Ovines Mediterranennes en Regression] ,  Races Ovines Mediterranennes en Regression