=LDR 22 4500 =001 6739 =082 04$a2014 O'B =100 1\$aO'Brien, Emer =245 10$aInvestigation of variation in nutrient concentration and N2O indirect emissions along a river in the south-east of Ireland =260 \\$aDublin :$bUniversity of Dublin, Trinity College,$c2014 =650 \0$aTheses =852 \\$bFreeman Library$h2014 O'B