@conference {11810, title = {Impact of Photochemical Oxidant to White Pine in the Shenandoah, Blue Ridge Parkway, and Great Smoky Mountains National Parks}, booktitle = {2nd Conference on Scientific Research in the National Parks}, year = {1979}, month = {November 26-30}, pages = {131}, publisher = {Virginia Polytechnic Institute}, organization = {Virginia Polytechnic Institute}, keywords = {Air quality, Pine-Oak forests, Vegetation monitoring}, author = {Skelly, John M and Duchelle, Steve and Kress, Lance W} }