[The raw materials and the cost of feeds [feeds for swine in the ECC]]

aliment pour animaux alimentation des animaux alimentazione zootecnica alimenti per gli animali animal feeding cap cerdo comunidades europeas costi costos costs economic analysis european communities feed industry feeds industria de piensos industria mangimistica industrie de l'alimentation animale materias primas materie prime mathematical models modelli matematici nutritive value pac piensos porcin precios prezzi prices prix raw materials swine valeur nutritive valor nutritivo valore nutritivo