++++ 1 . QUESTIONS REFERRED FOR A PRELIMINARY RULING - JURISDICTION OF THE COURT - LIMITS ( EEC TREATY, ARTICLE 177 ) 2 . QUESTIONS REFERRED FOR A PRELIMINARY RULING - ADMISSIBILITY - NATURE OF THE NATIONAL PROCEDURE - DISTINCTION - INADMISSIBILITY ( EEC TREATY, ARTICLE 177 ) 3 . COMMUNITY LAW - EFFECTS IN NATIONAL LAW - SAME EFFECTIVENESS IN THE VARIOUS SPHERES OF NATIONAL LAW 4 . AGRICULTURE - COMMON ORGANIZATION OF THE MARKETS - ENTRY INTO FORCE - NATIONAL SYSTEM - PROVISIONAL MAINTENANCE - COMMUNITY JURISDICTION