Search Results for the EPA National Library Catalog

Items Found: 5
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Your Search: (AUTHOR=DeWalle AND David AND R)


 
 
 
Select Item Title Year Published
Causes of acidification of four streams on Laurel Hill in southwestern Pennsylvania / 1982
Causes of acidification of four streams on Laurel Hill in southwestern Pennsylvania / 1982
Episodic response project : northern Applachian plateau: site description and methodology / 1992
Impact of NADP/NTN sampling protocols on winter storm estimates of wet deposition in Central Pennsylvania / 1990
The Fernow Watershed Acidification Study [electronic resource] / 2006

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