=LDR 22 4500 =001 1449 =082 04$a2010 GUN =100 1\$aGunning, Daryl =245 10$aEconomic valuation of pollination services in Ireland =260 \\$aDublin :$bUniversity of Dublin, Trinity College,$c2010 =650 \0$aTheses =852 \\$bFreeman Library$h2010 GUN