council regul eec decemb applic portug common price pig carcas council european commun regard treati establish european econom commun regard act access spain portug articl thereof regard propos commiss regard opinion european parliament articl council regul eec introduc transit measur govern common organ market cereal rice portug applic portug common price feed grain begin stage access common price pig carcas larg depend price feed grain appli portug date adopt regul articl basic price pig carcas applic portug common price articl regul enter forc januari regul bind entireti directli applic member state brussel decemb councilth presidentv saccomandi opinion deliv novemb publish offici journal page offici journal