1 . AGRICULTURE - COMMON ORGANIZATION OF THE MARKETS - CEREALS - EXPORT REFUNDS - PEARLED GRAINS OF BARLEY - TARIFF DEFINITION - REFERENCE CRITERIA - CONCEPT ( REGULATION NO 19 OF THE COUNCIL , ANNEX ; REGULATION NO 141/64 OF THE COMMISSION , ART . 5 ( 1 ) ( D ); REGULATION NO 11/66 OF THE COMMISSION ) 2.AGRICULTURE - COMMON ORGANIZATION OF THE MARKETS - CEREALS - EXPORT REFUNDS - PEARLED BARLEY - CONCEPT ( REGULATION NO 19 OF THE COUNCIL , ANNEX ; REGULATION NO 141/64 OF THE COMMISSION , ART . 5 ( 1 ) ( D ); REGULATION NO 11/66 OF THE COMMISSION )