Browse
Interactive Effects of Natural and Anthropogenic Factors on Growth and Physiology of Southern Red Spruce In 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, Edited by Gerard Hertel. Broomall, PA: U.S. Department of Agriculture, Forest Service, Northeastern Forest Experiment Station, 1988.