=LDR 22 4500 =001 4336 =082 04$a1998 PAG =100 1\$aPage, Darragh =245 10$aA pollution assessment of Booterstown Nature Reserve using the biological quality index (BQI) and the pollution load index (PLI) =260 \\$aDublin :$bUniversity of Dublin, Trinity College,$c1998 =650 \0$aDissertations =852 \\$bGeography Basement$h1998 PAG