=LDR 22 4500 =001 5372 =082 04$a1983 QUI =100 1\$aQuinlivan, Ann Carmel =245 10$aA study of the effects of applied phosphorus on the understorey of two sitka spruce (Picea sitchensis carr) plantations =260 \\$aDublin :$bUniversity of Dublin, Trinity College,$c1983 =650 \0$aTheses =852 \\$bGeography Basement$h1983 QUI