Down in the dirt. Koppes, S. N. University of Georgia Research Reporter, 1998.
Down in the dirt. [pdf]Paper  abstract   bibtex   
In recent decades drought, insect outbreaks, plant disease and even a hurricane have afflicted the Coweeta watershed just three miles north of the Georgia border. But UGA and other researchers have discovered that these relatively rare, seemingly damaging events actually replenish the ecosystem with important nutrients.

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