Commission Regulation (EU) No 221/2011 of 4 March 2011 concerning the authorisation of 6-phytase (EC 3.1.3.26) produced by Aspergillus oryzae DSM 14223 as a feed additive for salmonids (holder of authorisation DSM Nutritional Products Ltd represented by DSM Nutritional products Sp. Z o.o) Text with EEA relevance