<?xml version="1.0" encoding="UTF-8"?><xml><records><record><source-app name="Biblio" version="7.x">Drupal-Biblio</source-app><ref-type>17</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">McLaughlin, Samuel B</style></author><author><style face="normal" font="default" size="100%">Tjoelker, Mark G</style></author><author><style face="normal" font="default" size="100%">Roy, W. Kelly</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">Acid Deposition Alters Red Spruce Physiology: Laboratory Studies Support Field Observations</style></title><secondary-title><style face="normal" font="default" size="100%">Canadian Journal of Forest Research</style></secondary-title></titles><keywords><keyword><style  face="normal" font="default" size="100%">Acid rain</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%">1993</style></year><pub-dates><date><style  face="normal" font="default" size="100%">March</style></date></pub-dates></dates><volume><style face="normal" font="default" size="100%">23</style></volume><pages><style face="normal" font="default" size="100%">380-386</style></pages><language><style face="normal" font="default" size="100%">eng</style></language><issue><style face="normal" font="default" size="100%">3</style></issue></record></records></xml>