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[3]
The Impact of Simulated Acid Rain and Fertilizer Application on a Mature Sugar Maple (Acer Saccharum Marsh.) Forstt in Central Ontario Canada[J] . Thomas C. Hutchinson,Shaun A. Watmough,Eric P. S. Sager,Jim D. Karagatzides.Water, Air, and Soil Pollution . 1999 (1)