=LDR 22 4500 =001 640 =082 04$a2009 HEA =100 1\$aHealy, Orla =245 10$aChanges in enzyme activity in Irish coastal macroalgae in response to nitrogen enrichment- groundwork for future scenarios =260 \\$aDublin :$bUniversity of Dublin, Trinity College,$c2009 =650 \0$aTheses =852 \\$bFreeman Library$h2009 HEA