@article {2926,
	title = {A Comparison of Seasonal Patterns of Photosynthate Production and Use in Branches of Red Spruce Saplings at Two Elevations},
	journal = {Canadian Journal of Forest Research},
	volume = {21},
	year = {1991},
	month = {April},
	pages = {455-461},
	keywords = {Flora, Geography, Red spruce, Trees},
	url = {http://www.nrcresearchpress.com/doi/pdf/10.1139/x91-061},
	author = {Andersen, Christian P and McLaughlin, Samuel B and Roy, W. Kelly}
}
@article {4656,
	title = {Increased Dark Respiration and Calcium Deficiency of Red Spruce in Relation to Acidic Deposition at High-elevation Southern Appalachian Mountain Sites},
	journal = {Canadian Journal of Forest Research},
	volume = {21},
	year = {1991},
	pages = {1234-1244},
	keywords = {Red spruce, Soil acidity, Topography, Trees -- Growth},
	author = {McLaughlin, Samuel B and Andersen, Christian P and Hanson, Paul J and Tjoelker, Mark G and Roy, W. Kelly}
}
@article {2925,
	title = {Seasonal Changes in Shoot Water Relations of Picea rubens at Two High Elevation Sites in the Smoky Mountains},
	journal = {Tree Physiology},
	volume = {8},
	year = {1991},
	month = {January},
	pages = {11-21},
	keywords = {Climate, Clingmans Dome, Red spruce, Trees},
	url = {http://treephys.oxfordjournals.org/content/8/1/11.abstract},
	author = {Andersen, Christian P and McLaughlin, Samuel B}
}
@article {4655,
	title = {Seasonal Patterns of Photosynthesis and Respiration of Red Spruce Saplings from Two Elevations in Declining Southern Appalachian Stands},
	journal = {Canadian Journal of Forest Research},
	volume = {20},
	year = {1990},
	pages = {485-495},
	keywords = {Air pollution, Clingmans Dome, Red spruce, Spruce-Fir forests, Woolly adelgids},
	author = {McLaughlin, Samuel B and Andersen, Christian P and Edwards, N. T and Roy, W. Kelly and Layton, P. A}
}
@proceedings {2846,
	title = {Interactive Effects of Natural and Anthropogenic Factors on Growth and Physiology of Southern Red Spruce},
	journal = {US/FRG Research Symposium: Effects of Atmospheric Pollutants on the Spruce-Fir Forests of the Eastern United States and the Federal Republic of Germany: October 19-23, 1987},
	year = {1988},
	month = {December},
	pages = {381-388},
	publisher = {U.S. Department of Agriculture, Forest Service, Northeastern Forest Experiment Station},
	address = {Broomall, PA},
	keywords = {Clingmans Dome, Flora, Fraser fir, Red spruce, Trees},
	url = {http://www.fs.fed.us/ne/newtown_square/publications/technical_reports/pdfs/scanned/OCR/ne_gtr120a.pdf},
	author = {McLaughlin, Samuel B and Andersen, Christian P and Hanson, Paul J and Norby, R. J and Edwards, N. T and Tardiff, R. R},
	editor = {Hertel, Gerard}
}
@article {5043,
	title = {Interactive Effects of Natural and Anthropogenic Factors on Growth and Physiology of Southern Red Spruce},
	year = {1987},
	institution = {Environmental Sciences Division, Oak Ridge National Labratory and Phyton Technologies, Oak Ridge, Tenn.},
	keywords = {Air pollution, Clingmans Dome, Flora, Fraser fir, Red spruce, Trees},
	url = {http://diglib.lib.utk.edu/dotsdata/McLaughlin_InteractiveEffectsOfNaturalAndAnthropogenicFactors_1987.pdf},
	author = {McLaughlin, Samuel B and Andersen, Christian P and Hanson, Paul J and Norby, R. J and Edwards, N. T and Tardiff, R. R}
}
