Changes made by Commission Regulation (EEC) No 911/93 of 19 April 1993 determining the effects in the milk sector of abolishing the accession compensatory amounts and the supplementary trade mechanism in trade between Portugal and the other Member States of the Community: Commission Regulation (EEC) No 1682/92 of 29 June 1992 setting the accession compensatory amounts for milk and milk products for trade between Portugal and the other Member States of the Community and between Portugal and third countries and repealing Regulations (EEC) No 3813/90 and (EEC) No 3814/90