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Filters: First Letter Of Title is F and Author is MacDonald, Neil W. [Clear All Filters]
Foliar nutrients in sugar maple forests along a regional pollution-climate gradient. Soil Science Society of America Journal. 57:1619-1628.. 1993.
Foliar sulfur and nitrogen along an 800-km pollution gradient. Canadian Journal of Forest Research. 22:1761-1769.. 1992.