A study of livestock feed in Iran

agricultural products aliment pour animaux alimentation des animaux animal feeding animal production aves de corral bovin caprin caprinos cattle cereales cereals chemical composition composition chimique costo estimado coton cotton dates datte demand demanda demande estimated costs feed crops feed industry feeds ganado ganado bovino goats graine industria de piensos industrie de l'alimentation animale livestock oferta y demanda offre et demande oil crops ovin ovinos piensos plant production plantas azucareras plantas forrajeras plantas oleaginosas poultry production animale produit agricole seeds semilla sheep subproductos sugar crops supply balance volaille