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Filters: Keyword is Pollution and Author is McLaughlin, Samuel B [Clear All Filters]
Seasonal variation in nitrate reductase activity in needles of high-elevation red spruce trees." Canadian Journal of Forest Research 22, no. 3 (1992): 375-380.
"Trace Elements in Tree Rings: Evidence of Recent and Historical Air Pollution." Science 224, no. 4648 (1984): 494-497.
"Effects of Acidic Precipitation on the Soil Chemistry and Bioavailability of Aluminum, Manganese, and Copper. Oak Ridge, TN: Oak Ridge National Laboratory, 1990.
Trace Metal Uptake and Accumulation in Trees as Affected by Environmental Pollution. Oak Ridge, TN: Oak Ridge National Laboratory, National Park Service, U. S. Department of the Interior, Undated.