=LDR 22 4500 =001 5817 =082 04$a1999 MAC =100 1\$aMacCarthy, Heather =245 10$aThe use of chlorophyll fluorescence to determine the effect of soil pollutants on photosynthesis in phaseolus vulgaris, dwarf runner =260 \\$aDublin :$bUniversity of Dublin, Trinity College,$c1999 =650 \0$aDissertations =852 \\$bGeography Basement$h1999 MAC