=LDR 22 4500 =001 1481 =082 04$a2001 CAU =100 1\$aCaulfield, Linda =245 10$aThe effect of copper on the rates of photosynthesis and respiration of Palmaria palmata =260 \\$aDublin :$bUniversity of Dublin, Trinity College,$c2001 =650 \0$aTheses =852 \\$bGeography Basement$h2001 CAU