Search Results for the EPA National Library Catalog

Items Found: 13
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Your Search: (AUTHOR=Langland AND J)


 
 
 
Select Item Title Year Published
A summary report of sediment processes in Chesapeake Bay and watershed / 2003
Assessment of severity and distribution of corrosive ground water in Pennsylvania 1996
Changes in Streamflow and Water Quality in Selected Nontidal Basins in the Chesapeake Bay Watershed, 1985-2004. 2006
Changes in streamflow and water quality in selected nontidal sites in the Chesapeake Bay basin, 1985-2003 / 2004
Changes in streamflow and water quality in selected nontidal sites in the Chesapeake Bay basin, 1985-2003 {electronic resource} / 2004
Changes in Streamflow and Water Quality in Selected Nontidal Sites in the Chesapeake Bay Basin, 1985-2003. 2004
Current Activities Within the National Biomonitoring Specimen Bank. 1993
Effects of agricultural best-management practices on the Brush Run Creek headwaters, Adams County, Pennsylvania, prior to and during nutrient management 1996
Factors Affecting Nutrient Trends in Major Rivers of the Chesapeake Bay Watershed. 2000
Nutrient and triazine-herbicide concentrations in streams of the Chickies Creek Basin, south-central Pennsylvania, during low-flow conditions 1996
Quality of ground water at selected sites in the upper Mahoning Creek Basin, Pennsylvania / 1996
Synthesis of nutrient and sediment data for watersheds within the Chesapeake Bay drainage basin / 1995
Trends and status of flow, nutrients, and sediments for selected nontidal sites in the Chesapeake Bay Watershed, 1985-98 / 2000

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