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Effects of agricultural best-management practices on the Brush Run Creek headwaters, Adams County, Pennsylvania, prior to and during nutrient management / by Michael J. Langland and David K. Fishel ; prepared in cooperation with the Susquehanna River Basin Commission and the Pennsylvania Department of Environmental Resources, Bureau of Land and Water Conservation. (Water-resources investigations report ; 95-4195)

Effects of agricultural best-management practices on the Brush Run Creek headwaters, Adams County, Pennsylvania, prior to and during nutrient management / by Michael J. Langland and David K. Fishel ; prepared in cooperation with the Susquehanna River Basin Commission and the Pennsylvania Department of Environmental Resources, Bureau of Land and Water Conservation. (Water-resources investigations report ; 95-4195)
Paper図書
U.S. Dept. of the Interior, U.S. Geological Survey1996.<ME354-A77>
National Diet Library
  • Author HeadingLangland, Michael J. Fishel, David K.

Hydrology and the effects of selected agricultural best-management practices in the Bald Eagle Creek watershed, York County, Pennsylvania, prior to and during nutrient management : water-quality study for the Chesapeake Bay Program / by Michael J. Langland and David K. Fishel. (Water-resources investigations report ; 93-4069)

Hydrology and the effects of selected agricultural best-management practices in the Bald Eagle Creek watershed, York County, Pennsylvania, prior to and during nutrient management : water-quality study for the Chesapeake Bay Program / by Michael J. Langland and David K. Fishel. (Water-resources investigations report ; 93-4069)
Paper図書
U.S. Geological Survey1995.<NA217-A305>
National Diet Library
  • Author HeadingLangland, Michael J. Fishel, David K. Geological Survey (U.S.)

Evaluation of agricultural best-management practices in the Conestoga River Headwaters, Pennsylvania : description and water quality of the Little Conestoga Creek Headwaters prior to the implementation of nutrient management / by David K. Fishel ... [et al.] ; prepared in cooperation with the Pennsylvania Department of Environmental Resources (Water-resources investigations report ; 90-4131) (Water-quality study of the Conestoga River Headwaters, Pennsylvania)

Evaluation of agricultural best-management practices in the Conestoga River Headwaters, Pennsylvania : description and water quality of the Little Conestoga Creek Headwaters prior to the implementation of nutrient management / by David K. Fishel ... [et al.] ; prepared in cooperation with the Pennsylvania Department of Environmental Resources (Water-resources investigations report ; 90-4131) (Water-quality study of the Conestoga River Headwaters, Pennsylvania)
Microform図書
1992<YCA-I 19.42/4:90-4131>
National Diet Library

Results of a preimpoundment water-quality study of Swatara Creek, Pennsylvania / by David K. Fishel and John E. Richardson ; prepared in cooperation with the Pennsylvania Department of Environmental Resources, Bureau of State Parks (U.S. Geological Survey water-resources investigations report ; 85-4023)

Results of a preimpoundment water-quality study of Swatara Creek, Pennsylvania / by David K. Fishel and John E. Richardson ; prepared in cooperation with the Pennsylvania Department of Environmental Resources, Bureau of State Parks (U.S. Geological Survey water-resources investigations report ; 85-4023)
Microform図書
1986<YCA-I 19.42/4:85-4023>
National Diet Library

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