FAO/WFP crop and food security assessment mission to southern Sudan. Special report

aide alimentaire ayuda alimentaria ayuda de emergencia cereales cereals commercialisation consommation alimentaire consumo de alimentos cultivos alimenticios emergency relief evaluation fao food aid food consumption food crops food production food security food supply marche marketing markets mercadeo mercados oferta y demanda offre et demande pam plante alimentaire pma production alimentaire secours d'urgence seguridad alimentaria socioeconomic environment soudan statistical data sudan suministro de alimentos supply balance wfp