Changes made by 93/447/EEC: Commission Decision of 9 July 1993 authorizing the Member States to provide for derogations from certain provisions of Council Directive 77/93/EEC, in respect of growing medium originating in third countries
EU Decision 1993/447
No changes made by 93/447/EEC: Commission Decision of 9 July 1993 authorizing the Member States to provide for derogations from certain provisions of Council Directive 77/93/EEC, in respect of growing medium originating in third countries are recorded.
From legislation.gov.uk's record of changes, the official one: see it there.