Search Results for the EPA National Library Catalog

Items Found: 14

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Your Search: (SUBJECT=Valley ecology.)

 
 
 

Select Item Title Year Published
Atlas of Massachusetts river systems : environmental designs for the future / 1990
Clinch and Powell valley watershed ecological risk assessment. 2002
Death Valley : geology, ecology, archaeology / 1975
Ecology and restoration of the Delaware River Basin 1988
Effects of alterations to low gradient reaches of Utah streams 1980
Otter creek watershed conservation tillage demonstration project / 1991
Plant ecology of Death Valley, California, 1966
Proceedings, 1998 water and watersheds program review : 28-29 January 1998, Corvallis, Oregon / 1998
Refinement of a comprehensive watershed water quality model with application to the Chesapeake Bay Watershed 1998
Stream corridor restoration : principles, processes, and practices. 1998
Stream corridor restoration : principles, processes, and practices. 1998
Use of nutrient balances in comprehensive watershed water quality modeling of Chesapeake Bay 1998
Watershed ecological risk assessment. 1997
Watershed events / 0

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