Changes made by Commission Regulation (EEC) No 222/88 of 22 December 1987 amending certain measures on the application of the common market organization in the milk and milk products sector following the introduction of the combined nomenclature: Council Regulation (EEC) No 3797/85 of 20 December 1985 laying down detailed rules concerning quantitative restrictions on imports into Portugal from third countries of certain agricultural products subject to the system of transition by stages