@article {2324,
	title = {Growth-trend Declines of Spruce and Fir in Mid-Appalachian Subalpine Forests},
	journal = {Environmental and Experimental Botany},
	volume = {25},
	year = {1985},
	pages = {315-325},
	keywords = {Fraser fir, Red spruce, Trees -- Growth},
	url = {http://www.sciencedirect.com/science/article/pii/0098847285900292},
	author = {Harold S Adams and Stephenson, Steven L and Blasing, T. J and Duvick, D. N}
}
