<?xml version="1.0" encoding="UTF-8"?><xml><records><record><source-app name="Biblio" version="7.x">Drupal-Biblio</source-app><ref-type>27</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">Stam, Alan Christie</style></author><author><style face="normal" font="default" size="100%">McLaughlin, Samuel B</style></author><author><style face="normal" font="default" size="100%">McCormick, J. F</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">Effects of Acidic Precipitation on the Soil Chemistry and Bioavailability of Aluminum, Manganese, and Copper</style></title></titles><keywords><keyword><style  face="normal" font="default" size="100%">Acid rain</style></keyword><keyword><style  face="normal" font="default" size="100%">Air particles -- Deposition -- Heavy metals</style></keyword><keyword><style  face="normal" font="default" size="100%">Forests</style></keyword><keyword><style  face="normal" font="default" size="100%">Fraser fir</style></keyword><keyword><style  face="normal" font="default" size="100%">Pollution</style></keyword><keyword><style  face="normal" font="default" size="100%">Red spruce</style></keyword><keyword><style  face="normal" font="default" size="100%">Soil acidity</style></keyword></keywords><dates><year><style  face="normal" font="default" size="100%">1990</style></year><pub-dates><date><style  face="normal" font="default" size="100%">December </style></date></pub-dates></dates><publisher><style face="normal" font="default" size="100%">Oak Ridge National Laboratory</style></publisher><pub-location><style face="normal" font="default" size="100%">Oak Ridge, TN</style></pub-location><language><style face="normal" font="default" size="100%">eng</style></language></record></records></xml>